FR62948E - Perfectionnements aux filtres à sable - Google Patents
Perfectionnements aux filtres à sableInfo
- Publication number
- FR62948E FR62948E FR62948DA FR62948E FR 62948 E FR62948 E FR 62948E FR 62948D A FR62948D A FR 62948DA FR 62948 E FR62948 E FR 62948E
- Authority
- FR
- France
- Prior art keywords
- sand filters
- sand
- filters
- 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
- B01D24/20—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 provided in an open container
- B01D24/24—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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR62948T | 1952-06-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR62948E true FR62948E (fr) | 1955-06-30 |
Family
ID=8696284
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR62948D Expired FR62948E (fr) | 1952-06-06 | 1952-06-06 | Perfectionnements aux filtres à sable |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR62948E (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1084697B (de) * | 1956-10-11 | 1960-07-07 | Pintsch Bamag Ag | Fluessigkeitsfilter |
EP0019658A1 (fr) * | 1979-05-31 | 1980-12-10 | GebràDer Sulzer Aktiengesellschaft | Installation de filtration pour le traitement de l'eau |
-
1952
- 1952-06-06 FR FR62948D patent/FR62948E/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1084697B (de) * | 1956-10-11 | 1960-07-07 | Pintsch Bamag Ag | Fluessigkeitsfilter |
EP0019658A1 (fr) * | 1979-05-31 | 1980-12-10 | GebràDer Sulzer Aktiengesellschaft | Installation de filtration pour le traitement de l'eau |
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