FR991666A - Filtre - Google Patents
FiltreInfo
- Publication number
- FR991666A FR991666A FR991666DA FR991666A FR 991666 A FR991666 A FR 991666A FR 991666D A FR991666D A FR 991666DA FR 991666 A FR991666 A FR 991666A
- Authority
- FR
- France
- Prior art keywords
- filtered
- Prior art date
- 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
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4631—Counter-current flushing, e.g. by air
- B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
- B01D24/14—Downward filtration, the container having distribution or collection headers or pervious conduits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/08—Regeneration of the filter
- B01D2201/087—Regeneration of the filter using gas bubbles, e.g. air
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nozzles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR991666T | 1944-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR991666A true FR991666A (fr) | 1951-10-09 |
Family
ID=9553971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR991666D Expired FR991666A (fr) | 1944-04-25 | 1944-04-25 | Filtre |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE458326A (fr) |
| FR (1) | FR991666A (fr) |
-
0
- BE BE458326D patent/BE458326A/fr unknown
-
1944
- 1944-04-25 FR FR991666D patent/FR991666A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE458326A (fr) |
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