FR879415A - Granulated material bed filtration apparatus - Google Patents
Granulated material bed filtration apparatusInfo
- Publication number
- FR879415A FR879415A FR879415DA FR879415A FR 879415 A FR879415 A FR 879415A FR 879415D A FR879415D A FR 879415DA FR 879415 A FR879415 A FR 879415A
- Authority
- FR
- France
- Prior art keywords
- filtration apparatus
- material bed
- granulated material
- bed filtration
- granulated
- 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
- B01D24/4668—Regenerating the filtering material in the filter by moving the filtering element
- B01D24/4689—Displacement of the filtering material to a compartment of the filtering device for regeneration
-
- 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
- B01D24/12—Downward filtration, the filtering material being supported by pervious surfaces
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR879415T | 1941-02-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR879415A true FR879415A (en) | 1943-02-23 |
Family
ID=9361818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR879415D Expired FR879415A (en) | 1941-02-20 | 1941-02-20 | Granulated material bed filtration apparatus |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR879415A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1118756B (en) * | 1952-03-05 | 1961-12-07 | Iawabagia Wasserreinigungsbau | Backwashable filter with a cylindrical filter container |
AT406343B (en) * | 1998-02-18 | 2000-04-25 | Bwt Ag | DEVICE FOR TREATING A LIQUID, IN PARTICULAR FOR PURIFYING WATER |
-
1941
- 1941-02-20 FR FR879415D patent/FR879415A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1118756B (en) * | 1952-03-05 | 1961-12-07 | Iawabagia Wasserreinigungsbau | Backwashable filter with a cylindrical filter container |
AT406343B (en) * | 1998-02-18 | 2000-04-25 | Bwt Ag | DEVICE FOR TREATING A LIQUID, IN PARTICULAR FOR PURIFYING WATER |
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