SG49620A1 - Powder supply - Google Patents
Powder supplyInfo
- Publication number
- SG49620A1 SG49620A1 SG1996001157A SG1996001157A SG49620A1 SG 49620 A1 SG49620 A1 SG 49620A1 SG 1996001157 A SG1996001157 A SG 1996001157A SG 1996001157 A SG1996001157 A SG 1996001157A SG 49620 A1 SG49620 A1 SG 49620A1
- Authority
- SG
- Singapore
- Prior art keywords
- powder supply
- powder
- supply
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/30—Mixing gases with solids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
- B01F25/27—Mixing by jetting components into a conduit for agitating its contents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
- B01F25/3124—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow
- B01F25/31242—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow the main flow being injected in the central area of the venturi, creating an aspiration in the circumferential part of the conduit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
- B01J8/004—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor by means of a nozzle
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/34—Polymerisation in gaseous state
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4320809A JP2674929B2 (en) | 1992-11-30 | 1992-11-30 | Powder supply device |
JP32081192A JP2902234B2 (en) | 1992-11-30 | 1992-11-30 | Powder supply device |
Publications (1)
Publication Number | Publication Date |
---|---|
SG49620A1 true SG49620A1 (en) | 1998-06-15 |
Family
ID=26570212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG1996001157A SG49620A1 (en) | 1992-11-30 | 1993-11-30 | Powder supply |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB2274110B (en) |
SG (1) | SG49620A1 (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0976445A1 (en) * | 1998-07-31 | 2000-02-02 | Bp Chemicals S.N.C. | Process for introducing a solid catalyst into a fluidised or agitated vessel |
DE19949193C2 (en) * | 1999-10-13 | 2001-11-29 | Messer Griesheim Gmbh | Method and device for carrying out a reaction between gaseous and solid reactants in a fluidized particle layer |
US20040052690A1 (en) * | 2002-09-12 | 2004-03-18 | Eaton Gerald B. | Polymerization reactant injection system |
ATE321791T1 (en) | 2002-10-09 | 2006-04-15 | Exxonmobil Chem Patents Inc | METHOD FOR ADMINISTRATION OF CATALYSTS FOR POPYLENE POLYMERIZATION |
AU2003272592A1 (en) * | 2002-10-09 | 2004-05-04 | Exxonmobil Chemical Patents Inc. | Methods for injecting catalyst into a polymerization reactor |
EP1733785B1 (en) * | 2005-06-16 | 2010-07-21 | JAG Jakob Prozesstechnik AG | Apparatus and set for mixing a granular solid material or a liquid with a liquid |
JP6152245B2 (en) | 2008-01-24 | 2017-06-21 | ダウ グローバル テクノロジーズ エルエルシー | Method for gas phase polymerization |
US8841391B2 (en) | 2008-10-03 | 2014-09-23 | Ineos Sales (Uk) Limited | Process for the introduction of a polymerisation catalyst into a gas-phase fluidised bed |
EP2172262A1 (en) * | 2008-10-03 | 2010-04-07 | Ineos Europe Limited | Process |
US11614098B2 (en) | 2020-12-24 | 2023-03-28 | Dayco Ip Holdings, Llc | Devices for producing vacuum using the Venturi effect having a solid fletch |
US11408380B2 (en) | 2020-12-24 | 2022-08-09 | Dayco Ip Holdings, Llc | Devices for producing vacuum using the Venturi effect having a hollow fletch |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1255572B (en) * | 1965-04-17 | 1967-11-30 | Siemens Ag | Device for sucking in powder according to the jet pump principle |
CH625977A5 (en) * | 1977-03-28 | 1981-10-30 | Zverev Anatoly | Detonation coating installation |
GB1569736A (en) * | 1978-03-29 | 1980-06-18 | Nat Res Dev | Dispenser for a jet of liquid bearing particulate abrasive material |
FR2562077B1 (en) * | 1984-03-30 | 1986-06-27 | Bp Chimie Sa | DEVICE AND METHOD FOR INTRODUCING CATALYTIC POWDER INTO A FLUIDIZED BED POLYMERIZATION REACTOR |
US4915300A (en) * | 1987-08-20 | 1990-04-10 | John Ryan | High pressure mixing and spray nozzle apparatus and method |
CA1295585C (en) * | 1988-08-25 | 1992-02-11 | Chemonics Industries, Inc. | Apparatus for applying fire-fighting chemicals |
-
1993
- 1993-11-30 SG SG1996001157A patent/SG49620A1/en unknown
- 1993-11-30 GB GB9324559A patent/GB2274110B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB9324559D0 (en) | 1994-01-19 |
GB2274110A (en) | 1994-07-13 |
GB2274110B (en) | 1996-12-18 |
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