DK148705C - REFILLABLE AIR FILTER - Google Patents

REFILLABLE AIR FILTER

Info

Publication number: DK148705C
Authority: DK; Denmark
Prior art keywords: air filter; refillable air; refillable; filter; air
Prior art date: 1978-04-07

Application number

DK119279A

Other languages

Danish (da)

Other versions

DK119279A (en

DK148705B (en

Inventor

Walter Muecke

Original Assignee

Mann & Hummel Filter

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1978-04-07

Filing date

1979-03-23

Publication date

1986-05-12

1979-03-23 Application filed by Mann & Hummel Filter filed Critical Mann & Hummel Filter

1979-10-08 Publication of DK119279A publication Critical patent/DK119279A/en

1985-09-09 Publication of DK148705B publication Critical patent/DK148705B/en

1986-05-12 Application granted granted Critical

1986-05-12 Publication of DK148705C publication Critical patent/DK148705C/en

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/4272—Special valve constructions adapted to filters or filter elements
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/72—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with backwash arms, shoes or nozzles

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Physics & Mathematics (AREA)
Geometry (AREA)
Filtering Of Dispersed Particles In Gases (AREA)
Multiple-Way Valves (AREA)

DK119279A 1978-04-07 1979-03-23 REFILLABLE AIR FILTER DK148705C (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE2815081		1978-04-07
DE2815081A DE2815081B2 (en)	1978-04-07	1978-04-07	Backwashable air filter

Publications (3)

Publication Number	Publication Date
DK119279A DK119279A (en)	1979-10-08
DK148705B DK148705B (en)	1985-09-09
DK148705C true DK148705C (en)	1986-05-12

Family

ID=6036407

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK119279A DK148705C (en)	1978-04-07	1979-03-23	REFILLABLE AIR FILTER

Country Status (3)

Country	Link
DE (1)	DE2815081B2 (en)
DK (1)	DK148705C (en)
FR (1)	FR2421664A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS62168524A (en) *	1986-01-10	1987-07-24	ウエスチングハウス　エレクトリック　コ−ポレ−ション	Apparatus and method for filtering high temperature gas stream
EP4039352A1 (en) *	2021-02-09	2022-08-10	Hilti Aktiengesellschaft	Cleaning unit for a filter of a vacuum cleaner, cleaning method and vacuum cleaner

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH492624A (en) *	1968-06-05	1970-06-30	Buehler Ag Geb	Device for the free-flowing transfer of bulk material
DE2728252B2 (en) *	1977-06-23	1980-05-14	Filterwerk Mann & Hummel Gmbh, 7140 Ludwigsburg	Backwashable air filter

1978
- 1978-04-07 DE DE2815081A patent/DE2815081B2/en not_active Withdrawn
1979
- 1979-03-15 FR FR7906650A patent/FR2421664A1/en active Granted
- 1979-03-23 DK DK119279A patent/DK148705C/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
DK119279A (en)	1979-10-08
FR2421664A1 (en)	1979-11-02
DE2815081A1 (en)	1979-10-18
DK148705B (en)	1985-09-09
FR2421664B3 (en)	1981-12-11
DE2815081B2 (en)	1980-09-18

Publication	Publication Date	Title
DK178080A (en)	1980-10-28	REFILLABLE FILTER
IT1116027B (en)	1986-02-10	FILTER
GB2017530B (en)	1982-09-02	Air filter element
DK149461C (en)	1986-12-08	RODFORMED FILTER ELEMENT
ZA792574B (en)	1980-06-25	Air filters
FI792802A (en)	1980-03-12	INHALATOR
NO149974C (en)	1984-07-25	VENTILATOR
FI790149A (en)	1979-09-26	WITHOUT FILTER
PT73410A (en)	1981-08-01	AIR FILTERS
AT373503B (en)	1984-01-25	PRINT FILTER
ES253924Y (en)	1981-08-16	FILTERING MASK
AT376904B (en)	1985-01-25	PRINT FILTER
GB2021435B (en)	1983-01-26	Air filter
BR7901092A (en)	1979-10-02	AIR FILTER
BE875906A (en)	1979-10-29	NOZZLE FILTER CIGARETTE
ATA64778A (en)	1980-03-15	FILTER
DK148705C (en)	1986-05-12	REFILLABLE AIR FILTER
SE7904849L (en)	1979-12-06	AIR SUPPLIES
BR7905791A (en)	1980-05-20	ELECTROSTATIC FILTER
DK439279A (en)	1980-04-20	TOBACCO PIBE
SE7809822L (en)	1980-03-20	AIR FILTER UNIT
BR7802469A (en)	1978-08-22	AIR FILTER
BR7802470A (en)	1978-08-22	AIR FILTER
BR5800374U (en)	1979-11-20	ENVIRONMENTAL AIR FILTER
IT1125644B (en)	1986-05-14	MECHANICAL FILTER

Legal Events

Date	Code	Title	Description
1988-11-14	PBP	Patent lapsed