FR2421664B3 - - Google Patents
Info
- Publication number
- FR2421664B3 FR2421664B3 FR7906650A FR7906650A FR2421664B3 FR 2421664 B3 FR2421664 B3 FR 2421664B3 FR 7906650 A FR7906650 A FR 7906650A FR 7906650 A FR7906650 A FR 7906650A FR 2421664 B3 FR2421664 B3 FR 2421664B3
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
Links
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2815081A DE2815081B2 (en) | 1978-04-07 | 1978-04-07 | Backwashable air filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2421664A1 FR2421664A1 (en) | 1979-11-02 |
| FR2421664B3 true FR2421664B3 (en) | 1981-12-11 |
Family
ID=6036407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7906650A Granted FR2421664A1 (en) | 1978-04-07 | 1979-03-15 | Changeover valve for air conveying systems - attached to reverse jet filter with solenoid operated rod having spring-loaded filter plates |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2815081B2 (en) |
| DK (1) | DK148705C (en) |
| FR (1) | FR2421664A1 (en) |
Families Citing this family (2)
| 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)
| 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 |
| DE2815081B2 (en) | 1980-09-18 |
| DK148705B (en) | 1985-09-09 |
| DK148705C (en) | 1986-05-12 |
| DE2815081A1 (en) | 1979-10-18 |