ROTARY

ALL DRYERS & COOLERS DRYERS & COOLERS

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sso
Materials of Construction

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ato
■■ Carbon steel

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■■ Stainless steel

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Bed
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The
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luid

ota
■■ Special alloys for

ry

ss
lash

luid

isc®
ota
era

r, R
r, F

Pre
corrosion or abrasion

ill

l
er, R
er, F

er, F
lom

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cine

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resistance

ew
Pug
Agg

Dry

Dry

Dry

Scr
Cal

Cal

Fla

Mu
Heat Sources
Agricultural
Rotary Dryer ■■ Direct-fired using natural Vintage Photo From Our Archive
Alternative Fuels gas, LPG, fuel oils, coal
Biomass/Torrefaction ■■ Indirectly heated using
ROTARY FEATURES
Ceramic steam
■■ Accelerated processing
Chemical ■■ Heated by waste heat
without product damage
Coal
sources such as furnace
■■ Wide application range exhaust or boiler flue gas
Barge-Mounted, Mobile Rotary Dryer Used to Process Bauxite Environmental
■■ Customized for every
Rotary Dryers and Coolers application Fertilizers

■■ Low energy consumption Food

Heyl & Patterson rotary dryers are among the most versatile dryers available,
capable of handling almost any bulk solid material regardless of its conveyance ■■ High capacity Glass
and handling characteristics. Our rotary dryers can be configured to meet a wide ■■ High heating efficiency Metals
range of needs and applications. Factors such as starting and final moisture Mining & Minerals
■■ Small flow resistance Fluid Bed Dryer Used for Copper Concentrate
content, product temperature, drying air temperature, air velocity and retention
Petroleum
time of the material in the dryer are considered in the selection of the dryer. ■■ Low abrasion wear on Since 1887, Heyl & Patterson has provided custom-engineered thermal
rotating components Plastics processing and bulk transfer equipment solutions to industries
Applications and designs can be investigated in our testing facility. Whatever
the properties of the material you need to dry, Heyl & Patterson will design and Pulp & Paper worldwide. Combining cutting edge technology with superior
manufacture a rotary dryer that will meet all your application objectives. serviceability, as well as a commitment to meet and exceed our client’s
ROTARY OPTIONS
needs, Heyl & Patterson is well positioned to provide new product
Renneburg rotary dryers are available in several sizes and types. Standard designs ■■ Variable inclination Safe and Secure solutions for many years to come.
utilize both direct and indirect heat sources and are available in either parallel flow ■■ Variable speed Minimizing Risks, Protecting Workers and Equipment
or counter flow configurations. Heyl & Patterson’s Renneburg Division offers a wide range of drying and
■■ Various flighting designs
We work diligently to ensure the utmost protection measures are cooling equipment. Fluid Bed Dryers & Coolers, Rotary Dryers & Coolers,
Direct-heat rotary dryers can operate on fuel oils, natural gas, propane or coal. In ■■ Dust collection and
incorporated into everything we do, and take advantage of a facility’s Flash Dryers & Coolers, Agglomerator/Granulators and the MultiDisc
addition, steam-heated clean air and flue gases may be used as a heating medium. emissions control Thermal Processor can be customized to dry or cool any product.
equipment available energy options for the utmost efficiency. The safety precautions
Indirect-heat rotary dryers are available in steam tube designs and standard rotary
built into our equipment collectively works against overall component The purpose of a dryer is to remove moisture and harden the soft, mud-
models. When the standard rotary design is used, convection heat transfer is
failures, while shielding workers and equipment at optimum levels. like granules of a wet substance. Among the items to be considered
employed. Heating mediums include electricity, fuel oils and natural gas. ROTARY COOLERS in drying are the proper diameter-to-length ratio, flighting design,
Capacities may vary depending upon the material being processed. The suitability ■■ Air-cooled units for At Heyl & Patterson, we’ve been pioneering solutions for the chemical temperature range, air requirements, furnace design and a number of
of a material to a particular dryer design can be fully tested in our research non-dusty granular or processing industry since 1887 – let our experience work for you. For other factors. A cooler uses chilled air or water as a cooling medium
laboratory. crystalline materials further information, visit www.heylpatterson.com or call today. to lower the temperature of a hot substance to a level at which it can be
■■ External water-cooled more easily handled. A dryer and cooler can also be combined to deliver
units operate under inert extra processing efficiency and productivity.
atmospheric conditions Heyl & Patterson Inc. | PO Box 36, Pittsburgh, Pennsylvania 15230
■■ Combination air and water PHONE 412-788-9810 | 24-HOUR EMERGENCY HOTLINE 412-788-9811 | FAX 412-788-9822
cooling can be used EMAIL info@heylpatterson.com | www.heylpatterson.com
 Fluid BED
Fluid Bed Features
■■ High thermal efficiency –
maximum heat utilization
of drying gas steam
■■ Completely pneumatic
fluidization – no moving
Installation of Fluid Bed Dryer for Lignite
parts results in a very low-
maintenance design Rotary Agglomerator/Granulators Used to Process Copper Flash Dryer

■■ Pilot plant testing Flash Dryers & Coolers

available
Agglomerator/Granulators
Heyl & Patterson designs both rotary and fluid bed agglomerator/ Heyl & Patterson flash, or
Complete Fluid Bed Dryer System Used in the Mining Industry ■■ Relatively small granulators to process powder and bulk hard to handle products into instantaneous, dryers differ
equipment footprint
About Fluid Bed Dryers spherical pellets. Rotary units utilize the rotational element of a horizontal from conventional flash
■■ Low initial capital cost drum mounted at a slight incline to create agglomerates. Custom designed
In a fluid bed, the material being processed is completely suspended dryers because they employ
rotary drums can provide short or long retention times, reaction processes,
and surrounded by a rising gas steam, causing the material to act like ■■ Completely pre-piped and the principle of selective
and controlled particle size through rotation speed and inclination. Fluid bed
a fluid. The gas steam is also the medium for heat and mass exchange. pre-wired NFPA-approved processing. This ensures
units typically combine drying with particle agglomeration or granulation by
As a result of this gas-to-solid contact, very high rates of heat transfer burner valve trains spraying the wet feed material onto a bed of seed material. The fluidizing that every particle’s residence
are accomplished while gently handling the solids. The dryer’s bedplate
■■ Uniform product quality action then provides the means for efficient and thorough processing. time is proportionate to its
uniformly distributes the gas steam during operation and supports the bed
of material during shutdown. The final product moisture is a function of size and weight.
retention time and product temperature. The result of selective
Fluid Bed Options
Two types of Fluid Bed Dryers & Coolers are available: processing is a homogeneous
Fluid Bed Dryer Used for Spent Grain ■■ Combined drying/cooling
final moisture content and
■■ Trough-Type employs a first-in/first-out “plug flow” method of configurations
a high quality commercial
product handling to ensure an average residence time for each ■■ In-bed heating or cooling product without physical
product particle. This produces precise control of temperature levels coils for additional heat
Fluid Bed Coolers and final product moisture. Trough designs are also readily adapted to or chemical degradation.
transfer capability
■■ Designed as standalone units or in in-bed indirect heat transfer techniques. Special back-mixing
■■ Special abrasion- and equipment can also be
combination with dryers ■■ Circular-Type has the additional advantage of back-mixing processed corrosion-resistant installed for effectively
■■ Trough air swept design material with wet or sticky feeds to achieve uniform flow. Circular designs
Fluid Bed Dryer for Waste Biomass Product
designs can be fitted into compact installations due to their small Flash Dryer feeding pasty or sticky
■■ In-bedplate or pipe coils ■■ Dust collection and products.
Fluid Bed Dryers and Coolers footprint.
■■ Evaporative water spray design emissions control
Heyl & Patterson fluid bed dryers are among the most efficient Our fluid bed dryers can be refractory-lined for operation as calciners. They Several sizes of standard
equipment, including
and cost-effective on the market. We have conventional designs can also be installed in combinations and in pairs to enhance processing designs are available to
cyclones, baghouses,
available for powders and granular materials, as well as unique efficiency and productivity.
scrubbers, etc. handle feed rates ranging
designs for materials which exhibit characteristics not normally from 100 pounds per hour to
conducive to fluid bed processing, such as sludges, filter cakes,
agglomerates, etc. Factors such as particle size distribution and Specifications MultiDisc® Thermal Processor Used in the Mining & Minerals Industry 50 tons per hour. Complete
density, starting and final moisture content, product temperature, testing in our research
drying air temperature, air velocity and retention time of the
■■ Cylindrical design for back-mix flow, or rectangular design for plug flow Multidisc® Thermal Processors laboratory ensures the
material in the dryer are considered in the selection of the ■■ Fluidized-media design for sticky, lumpy or otherwise hard-to-handle The Heyl & Patterson Inc. MultiDisc® Thermal Processor is a cost effective suitability of your actual
dryer. Various combinations of designs, applications and process materials
and innovative method for indirectly drying and cooling bulk solids, using product with our various flash
materials can be fully tested in our research laboratory. ■■ Units up to 18 feet in diameter conduction-convection heat transfer principles. Indirect processing produces dryer designs.
Renneburg fluid bed dryers are continuous flow processors which treat ■■ Inlet gas temperature up to 2200°F (1200°C) a high product to surface area ratio, efficient processing at low temperatures
Renneburg flash dryers are
materials suspended in a rising flow of gas. The flow of gas makes the and minimal off gas volumes.
■■ Stainless steel or high-temperature alloy bedplate, or refractory brick currently used to process a
solids being processed behave like a fluid. The fluidizing action exposes
dome designs The MultiDisc® Thermal Processor is recommended for countless drying and variety of materials, including
each particle fully and continuously to the drying gas stream, achieving
a very high rate of thermal transfer and product movement. It is a ■■ Variety of control systems, from burner management only to complete cooling applications. Its innovative design reduces surface fouling, pluggage chemicals, minerals, sludge,
technology which delivers effective, energy-efficient processing. PLC-based process control and power consumption, effectively reducing overall operational costs. food stuffs and plastics.
 Fluid BED
Fluid Bed Features
■■ High thermal efficiency –
maximum heat utilization
of drying gas steam
■■ Completely pneumatic
fluidization – no moving
Installation of Fluid Bed Dryer for Lignite
parts results in a very low-
maintenance design Rotary Agglomerator/Granulators Used to Process Copper Flash Dryer

■■ Pilot plant testing Flash Dryers & Coolers

available
Agglomerator/Granulators
Heyl & Patterson designs both rotary and fluid bed agglomerator/ Heyl & Patterson flash, or
Complete Fluid Bed Dryer System Used in the Mining Industry ■■ Relatively small granulators to process powder and bulk hard to handle products into instantaneous, dryers differ
equipment footprint
About Fluid Bed Dryers spherical pellets. Rotary units utilize the rotational element of a horizontal from conventional flash
■■ Low initial capital cost drum mounted at a slight incline to create agglomerates. Custom designed
In a fluid bed, the material being processed is completely suspended dryers because they employ
rotary drums can provide short or long retention times, reaction processes,
and surrounded by a rising gas steam, causing the material to act like ■■ Completely pre-piped and the principle of selective
and controlled particle size through rotation speed and inclination. Fluid bed
a fluid. The gas steam is also the medium for heat and mass exchange. pre-wired NFPA-approved processing. This ensures
units typically combine drying with particle agglomeration or granulation by
As a result of this gas-to-solid contact, very high rates of heat transfer burner valve trains spraying the wet feed material onto a bed of seed material. The fluidizing that every particle’s residence
are accomplished while gently handling the solids. The dryer’s bedplate
■■ Uniform product quality action then provides the means for efficient and thorough processing. time is proportionate to its
uniformly distributes the gas steam during operation and supports the bed
of material during shutdown. The final product moisture is a function of size and weight.
retention time and product temperature. The result of selective
Fluid Bed Options
Two types of Fluid Bed Dryers & Coolers are available: processing is a homogeneous
Fluid Bed Dryer Used for Spent Grain ■■ Combined drying/cooling
final moisture content and
■■ Trough-Type employs a first-in/first-out “plug flow” method of configurations
a high quality commercial
product handling to ensure an average residence time for each ■■ In-bed heating or cooling product without physical
product particle. This produces precise control of temperature levels coils for additional heat
Fluid Bed Coolers and final product moisture. Trough designs are also readily adapted to or chemical degradation.
transfer capability
■■ Designed as standalone units or in in-bed indirect heat transfer techniques. Special back-mixing
■■ Special abrasion- and equipment can also be
combination with dryers ■■ Circular-Type has the additional advantage of back-mixing processed corrosion-resistant installed for effectively
■■ Trough air swept design material with wet or sticky feeds to achieve uniform flow. Circular designs
Fluid Bed Dryer for Waste Biomass Product
designs can be fitted into compact installations due to their small Flash Dryer feeding pasty or sticky
■■ In-bedplate or pipe coils ■■ Dust collection and products.
Fluid Bed Dryers and Coolers footprint.
■■ Evaporative water spray design emissions control
Heyl & Patterson fluid bed dryers are among the most efficient Our fluid bed dryers can be refractory-lined for operation as calciners. They Several sizes of standard
equipment, including
and cost-effective on the market. We have conventional designs can also be installed in combinations and in pairs to enhance processing designs are available to
cyclones, baghouses,
available for powders and granular materials, as well as unique efficiency and productivity.
scrubbers, etc. handle feed rates ranging
designs for materials which exhibit characteristics not normally from 100 pounds per hour to
conducive to fluid bed processing, such as sludges, filter cakes,
agglomerates, etc. Factors such as particle size distribution and Specifications MultiDisc® Thermal Processor Used in the Mining & Minerals Industry 50 tons per hour. Complete
density, starting and final moisture content, product temperature, testing in our research
drying air temperature, air velocity and retention time of the
■■ Cylindrical design for back-mix flow, or rectangular design for plug flow Multidisc® Thermal Processors laboratory ensures the
material in the dryer are considered in the selection of the ■■ Fluidized-media design for sticky, lumpy or otherwise hard-to-handle The Heyl & Patterson Inc. MultiDisc® Thermal Processor is a cost effective suitability of your actual
dryer. Various combinations of designs, applications and process materials
and innovative method for indirectly drying and cooling bulk solids, using product with our various flash
materials can be fully tested in our research laboratory. ■■ Units up to 18 feet in diameter conduction-convection heat transfer principles. Indirect processing produces dryer designs.
Renneburg fluid bed dryers are continuous flow processors which treat ■■ Inlet gas temperature up to 2200°F (1200°C) a high product to surface area ratio, efficient processing at low temperatures
Renneburg flash dryers are
materials suspended in a rising flow of gas. The flow of gas makes the and minimal off gas volumes.
■■ Stainless steel or high-temperature alloy bedplate, or refractory brick currently used to process a
solids being processed behave like a fluid. The fluidizing action exposes
dome designs The MultiDisc® Thermal Processor is recommended for countless drying and variety of materials, including
each particle fully and continuously to the drying gas stream, achieving
a very high rate of thermal transfer and product movement. It is a ■■ Variety of control systems, from burner management only to complete cooling applications. Its innovative design reduces surface fouling, pluggage chemicals, minerals, sludge,
technology which delivers effective, energy-efficient processing. PLC-based process control and power consumption, effectively reducing overall operational costs. food stuffs and plastics.
 Fluid BED
Fluid Bed Features
■■ High thermal efficiency –
maximum heat utilization
of drying gas steam
■■ Completely pneumatic
fluidization – no moving
Installation of Fluid Bed Dryer for Lignite
parts results in a very low-
maintenance design Rotary Agglomerator/Granulators Used to Process Copper Flash Dryer

■■ Pilot plant testing Flash Dryers & Coolers

available
Agglomerator/Granulators
Heyl & Patterson designs both rotary and fluid bed agglomerator/ Heyl & Patterson flash, or
Complete Fluid Bed Dryer System Used in the Mining Industry ■■ Relatively small granulators to process powder and bulk hard to handle products into instantaneous, dryers differ
equipment footprint
About Fluid Bed Dryers spherical pellets. Rotary units utilize the rotational element of a horizontal from conventional flash
■■ Low initial capital cost drum mounted at a slight incline to create agglomerates. Custom designed
In a fluid bed, the material being processed is completely suspended dryers because they employ
rotary drums can provide short or long retention times, reaction processes,
and surrounded by a rising gas steam, causing the material to act like ■■ Completely pre-piped and the principle of selective
and controlled particle size through rotation speed and inclination. Fluid bed
a fluid. The gas steam is also the medium for heat and mass exchange. pre-wired NFPA-approved processing. This ensures
units typically combine drying with particle agglomeration or granulation by
As a result of this gas-to-solid contact, very high rates of heat transfer burner valve trains spraying the wet feed material onto a bed of seed material. The fluidizing that every particle’s residence
are accomplished while gently handling the solids. The dryer’s bedplate
■■ Uniform product quality action then provides the means for efficient and thorough processing. time is proportionate to its
uniformly distributes the gas steam during operation and supports the bed
of material during shutdown. The final product moisture is a function of size and weight.
retention time and product temperature. The result of selective
Fluid Bed Options
Two types of Fluid Bed Dryers & Coolers are available: processing is a homogeneous
Fluid Bed Dryer Used for Spent Grain ■■ Combined drying/cooling
final moisture content and
■■ Trough-Type employs a first-in/first-out “plug flow” method of configurations
a high quality commercial
product handling to ensure an average residence time for each ■■ In-bed heating or cooling product without physical
product particle. This produces precise control of temperature levels coils for additional heat
Fluid Bed Coolers and final product moisture. Trough designs are also readily adapted to or chemical degradation.
transfer capability
■■ Designed as standalone units or in in-bed indirect heat transfer techniques. Special back-mixing
■■ Special abrasion- and equipment can also be
combination with dryers ■■ Circular-Type has the additional advantage of back-mixing processed corrosion-resistant installed for effectively
■■ Trough air swept design material with wet or sticky feeds to achieve uniform flow. Circular designs
Fluid Bed Dryer for Waste Biomass Product
designs can be fitted into compact installations due to their small Flash Dryer feeding pasty or sticky
■■ In-bedplate or pipe coils ■■ Dust collection and products.
Fluid Bed Dryers and Coolers footprint.
■■ Evaporative water spray design emissions control
Heyl & Patterson fluid bed dryers are among the most efficient Our fluid bed dryers can be refractory-lined for operation as calciners. They Several sizes of standard
equipment, including
and cost-effective on the market. We have conventional designs can also be installed in combinations and in pairs to enhance processing designs are available to
cyclones, baghouses,
available for powders and granular materials, as well as unique efficiency and productivity.
scrubbers, etc. handle feed rates ranging
designs for materials which exhibit characteristics not normally from 100 pounds per hour to
conducive to fluid bed processing, such as sludges, filter cakes,
agglomerates, etc. Factors such as particle size distribution and Specifications MultiDisc® Thermal Processor Used in the Mining & Minerals Industry 50 tons per hour. Complete
density, starting and final moisture content, product temperature, testing in our research
drying air temperature, air velocity and retention time of the
■■ Cylindrical design for back-mix flow, or rectangular design for plug flow Multidisc® Thermal Processors laboratory ensures the
material in the dryer are considered in the selection of the ■■ Fluidized-media design for sticky, lumpy or otherwise hard-to-handle The Heyl & Patterson Inc. MultiDisc® Thermal Processor is a cost effective suitability of your actual
dryer. Various combinations of designs, applications and process materials
and innovative method for indirectly drying and cooling bulk solids, using product with our various flash
materials can be fully tested in our research laboratory. ■■ Units up to 18 feet in diameter conduction-convection heat transfer principles. Indirect processing produces dryer designs.
Renneburg fluid bed dryers are continuous flow processors which treat ■■ Inlet gas temperature up to 2200°F (1200°C) a high product to surface area ratio, efficient processing at low temperatures
Renneburg flash dryers are
materials suspended in a rising flow of gas. The flow of gas makes the and minimal off gas volumes.
■■ Stainless steel or high-temperature alloy bedplate, or refractory brick currently used to process a
solids being processed behave like a fluid. The fluidizing action exposes
dome designs The MultiDisc® Thermal Processor is recommended for countless drying and variety of materials, including
each particle fully and continuously to the drying gas stream, achieving
a very high rate of thermal transfer and product movement. It is a ■■ Variety of control systems, from burner management only to complete cooling applications. Its innovative design reduces surface fouling, pluggage chemicals, minerals, sludge,
technology which delivers effective, energy-efficient processing. PLC-based process control and power consumption, effectively reducing overall operational costs. food stuffs and plastics.
 ROTARY
ALL DRYERS & COOLERS DRYERS & COOLERS

r
sso
Materials of Construction

oce
r
ato
■■ Carbon steel

l Pr
nul

rma
d
■■ Stainless steel

Gra

B e

Bed
ry

The
tor/

luid

ota
■■ Special alloys for

ry

ss
lash

luid

isc®
ota
era

r, R
r, F

Pre
corrosion or abrasion

ill

l
er, R
er, F

er, F
lom

Mil
cine

cine

il M

ltiD
resistance

ew
Pug
Agg

Dry

Dry

Dry

Scr
Cal

Cal

Fla

Mu
Heat Sources
Agricultural
Rotary Dryer ■■ Direct-fired using natural Vintage Photo From Our Archive
Alternative Fuels gas, LPG, fuel oils, coal
Biomass/Torrefaction ■■ Indirectly heated using
ROTARY FEATURES
Ceramic steam
■■ Accelerated processing
Chemical ■■ Heated by waste heat
without product damage
Coal
sources such as furnace
■■ Wide application range exhaust or boiler flue gas
Barge-Mounted, Mobile Rotary Dryer Used to Process Bauxite Environmental
■■ Customized for every
Rotary Dryers and Coolers application Fertilizers

■■ Low energy consumption Food

Heyl & Patterson rotary dryers are among the most versatile dryers available,
capable of handling almost any bulk solid material regardless of its conveyance ■■ High capacity Glass
and handling characteristics. Our rotary dryers can be configured to meet a wide ■■ High heating efficiency Metals
range of needs and applications. Factors such as starting and final moisture Mining & Minerals
■■ Small flow resistance Fluid Bed Dryer Used for Copper Concentrate
content, product temperature, drying air temperature, air velocity and retention
Petroleum
time of the material in the dryer are considered in the selection of the dryer. ■■ Low abrasion wear on Since 1887, Heyl & Patterson has provided custom-engineered thermal
rotating components Plastics processing and bulk transfer equipment solutions to industries
Applications and designs can be investigated in our testing facility. Whatever
the properties of the material you need to dry, Heyl & Patterson will design and Pulp & Paper worldwide. Combining cutting edge technology with superior
manufacture a rotary dryer that will meet all your application objectives. serviceability, as well as a commitment to meet and exceed our client’s
ROTARY OPTIONS
needs, Heyl & Patterson is well positioned to provide new product
Renneburg rotary dryers are available in several sizes and types. Standard designs ■■ Variable inclination Safe and Secure solutions for many years to come.
utilize both direct and indirect heat sources and are available in either parallel flow ■■ Variable speed Minimizing Risks, Protecting Workers and Equipment
or counter flow configurations. Heyl & Patterson’s Renneburg Division offers a wide range of drying and
■■ Various flighting designs
We work diligently to ensure the utmost protection measures are cooling equipment. Fluid Bed Dryers & Coolers, Rotary Dryers & Coolers,
Direct-heat rotary dryers can operate on fuel oils, natural gas, propane or coal. In ■■ Dust collection and
incorporated into everything we do, and take advantage of a facility’s Flash Dryers & Coolers, Agglomerator/Granulators and the MultiDisc
addition, steam-heated clean air and flue gases may be used as a heating medium. emissions control Thermal Processor can be customized to dry or cool any product.
equipment available energy options for the utmost efficiency. The safety precautions
Indirect-heat rotary dryers are available in steam tube designs and standard rotary
built into our equipment collectively works against overall component The purpose of a dryer is to remove moisture and harden the soft, mud-
models. When the standard rotary design is used, convection heat transfer is
failures, while shielding workers and equipment at optimum levels. like granules of a wet substance. Among the items to be considered
employed. Heating mediums include electricity, fuel oils and natural gas. ROTARY COOLERS in drying are the proper diameter-to-length ratio, flighting design,
Capacities may vary depending upon the material being processed. The suitability ■■ Air-cooled units for At Heyl & Patterson, we’ve been pioneering solutions for the chemical temperature range, air requirements, furnace design and a number of
of a material to a particular dryer design can be fully tested in our research non-dusty granular or processing industry since 1887 – let our experience work for you. For other factors. A cooler uses chilled air or water as a cooling medium
laboratory. crystalline materials further information, visit www.heylpatterson.com or call today. to lower the temperature of a hot substance to a level at which it can be
■■ External water-cooled more easily handled. A dryer and cooler can also be combined to deliver
units operate under inert extra processing efficiency and productivity.
atmospheric conditions Heyl & Patterson Inc. | PO Box 36, Pittsburgh, Pennsylvania 15230
■■ Combination air and water PHONE 412-788-9810 | 24-HOUR EMERGENCY HOTLINE 412-788-9811 | FAX 412-788-9822
cooling can be used EMAIL info@heylpatterson.com | www.heylpatterson.com
 ROTARY
ALL DRYERS & COOLERS DRYERS & COOLERS

r
sso
Materials of Construction

oce
r
ato
■■ Carbon steel

l Pr
nul

rma
d
■■ Stainless steel

Gra

B e

Bed
ry

The
tor/

luid

ota
■■ Special alloys for

ry

ss
lash

luid

isc®
ota
era

r, R
r, F

Pre
corrosion or abrasion

ill

l
er, R
er, F

er, F
lom

Mil
cine

cine

il M

ltiD
resistance

ew
Pug
Agg

Dry

Dry

Dry

Scr
Cal

Cal

Fla

Mu
Heat Sources
Agricultural
Rotary Dryer ■■ Direct-fired using natural Vintage Photo From Our Archive
Alternative Fuels gas, LPG, fuel oils, coal
Biomass/Torrefaction ■■ Indirectly heated using
ROTARY FEATURES
Ceramic steam
■■ Accelerated processing
Chemical ■■ Heated by waste heat
without product damage
Coal
sources such as furnace
■■ Wide application range exhaust or boiler flue gas
Barge-Mounted, Mobile Rotary Dryer Used to Process Bauxite Environmental
■■ Customized for every
Rotary Dryers and Coolers application Fertilizers

■■ Low energy consumption Food

Heyl & Patterson rotary dryers are among the most versatile dryers available,
capable of handling almost any bulk solid material regardless of its conveyance ■■ High capacity Glass
and handling characteristics. Our rotary dryers can be configured to meet a wide ■■ High heating efficiency Metals
range of needs and applications. Factors such as starting and final moisture Mining & Minerals
■■ Small flow resistance Fluid Bed Dryer Used for Copper Concentrate
content, product temperature, drying air temperature, air velocity and retention
Petroleum
time of the material in the dryer are considered in the selection of the dryer. ■■ Low abrasion wear on Since 1887, Heyl & Patterson has provided custom-engineered thermal
rotating components Plastics processing and bulk transfer equipment solutions to industries
Applications and designs can be investigated in our testing facility. Whatever
the properties of the material you need to dry, Heyl & Patterson will design and Pulp & Paper worldwide. Combining cutting edge technology with superior
manufacture a rotary dryer that will meet all your application objectives. serviceability, as well as a commitment to meet and exceed our client’s
ROTARY OPTIONS
needs, Heyl & Patterson is well positioned to provide new product
Renneburg rotary dryers are available in several sizes and types. Standard designs ■■ Variable inclination Safe and Secure solutions for many years to come.
utilize both direct and indirect heat sources and are available in either parallel flow ■■ Variable speed Minimizing Risks, Protecting Workers and Equipment
or counter flow configurations. Heyl & Patterson’s Renneburg Division offers a wide range of drying and
■■ Various flighting designs
We work diligently to ensure the utmost protection measures are cooling equipment. Fluid Bed Dryers & Coolers, Rotary Dryers & Coolers,
Direct-heat rotary dryers can operate on fuel oils, natural gas, propane or coal. In ■■ Dust collection and
incorporated into everything we do, and take advantage of a facility’s Flash Dryers & Coolers, Agglomerator/Granulators and the MultiDisc
addition, steam-heated clean air and flue gases may be used as a heating medium. emissions control Thermal Processor can be customized to dry or cool any product.
equipment available energy options for the utmost efficiency. The safety precautions
Indirect-heat rotary dryers are available in steam tube designs and standard rotary
built into our equipment collectively works against overall component The purpose of a dryer is to remove moisture and harden the soft, mud-
models. When the standard rotary design is used, convection heat transfer is
failures, while shielding workers and equipment at optimum levels. like granules of a wet substance. Among the items to be considered
employed. Heating mediums include electricity, fuel oils and natural gas. ROTARY COOLERS in drying are the proper diameter-to-length ratio, flighting design,
Capacities may vary depending upon the material being processed. The suitability ■■ Air-cooled units for At Heyl & Patterson, we’ve been pioneering solutions for the chemical temperature range, air requirements, furnace design and a number of
of a material to a particular dryer design can be fully tested in our research non-dusty granular or processing industry since 1887 – let our experience work for you. For other factors. A cooler uses chilled air or water as a cooling medium
laboratory. crystalline materials further information, visit www.heylpatterson.com or call today. to lower the temperature of a hot substance to a level at which it can be
■■ External water-cooled more easily handled. A dryer and cooler can also be combined to deliver
units operate under inert extra processing efficiency and productivity.
atmospheric conditions Heyl & Patterson Inc. | PO Box 36, Pittsburgh, Pennsylvania 15230
■■ Combination air and water PHONE 412-788-9810 | 24-HOUR EMERGENCY HOTLINE 412-788-9811 | FAX 412-788-9822
cooling can be used EMAIL info@heylpatterson.com | www.heylpatterson.com