FR2238519B1 - - Google Patents
Info
- Publication number
- FR2238519B1 FR2238519B1 FR7400256A FR7400256A FR2238519B1 FR 2238519 B1 FR2238519 B1 FR 2238519B1 FR 7400256 A FR7400256 A FR 7400256A FR 7400256 A FR7400256 A FR 7400256A FR 2238519 B1 FR2238519 B1 FR 2238519B1
- 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
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D33/50—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
- B01D33/503—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles the backwash arms, shoes acting on the cake side
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT27231/73A IT991446B (it) | 1973-07-27 | 1973-07-27 | Filtro autopulitore |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2238519A1 FR2238519A1 (en) | 1975-02-21 |
| FR2238519B1 true FR2238519B1 (it) | 1976-04-30 |
Family
ID=11221245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7400256A Granted FR2238519A1 (en) | 1973-07-27 | 1974-01-04 | Self cleaning air filter - having rotating disc or similar with reverse flow through one segment |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH571355A5 (it) |
| DE (1) | DE2401324A1 (it) |
| FR (1) | FR2238519A1 (it) |
| IT (1) | IT991446B (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014223300A1 (de) * | 2014-11-14 | 2016-05-19 | Hauni Maschinenbau Ag | Verfahren und Vorrichtung zum Bilden eines Tabakstranges aus zugeführten Tabakfasern |
-
1973
- 1973-07-27 IT IT27231/73A patent/IT991446B/it active
-
1974
- 1974-01-04 FR FR7400256A patent/FR2238519A1/fr active Granted
- 1974-01-10 CH CH32074A patent/CH571355A5/xx not_active IP Right Cessation
- 1974-01-11 DE DE2401324A patent/DE2401324A1/de not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| DE2401324A1 (de) | 1975-02-13 |
| IT991446B (it) | 1975-07-30 |
| CH571355A5 (it) | 1976-01-15 |
| FR2238519A1 (en) | 1975-02-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |