BE490307A - - Google Patents
Info
- Publication number
- BE490307A BE490307A BE490307DA BE490307A BE 490307 A BE490307 A BE 490307A BE 490307D A BE490307D A BE 490307DA BE 490307 A BE490307 A BE 490307A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
-
- 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
- B01D24/26—Upward filtration
- B01D24/263—Upward 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
- B01D24/4605—Regenerating the filtering material in the filter by scrapers, brushes, nozzles or the like placed on the cake-side of the stationary filtering material and only contacting the external layer
- B01D24/4621—Regenerating the filtering material in the filter by scrapers, brushes, nozzles or the like placed on the cake-side of the stationary filtering material and only contacting the external layer by nozzles acting on the cake side of the filter material, or by fluids acting in co-current direction with the feed stream
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biological Treatment Of Waste Water (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA677644X | 1948-07-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE490307A true BE490307A (en) |
Family
ID=25561165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE490307D BE490307A (en) | 1948-07-22 |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE490307A (en) |
FR (1) | FR991055A (en) |
GB (1) | GB677644A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2740485B1 (en) * | 1995-10-25 | 1997-12-05 | Induplast Sa | BUFFER BASIN FOR STORAGE AND TREATMENT OF RAINWATER |
-
0
- BE BE490307D patent/BE490307A/xx unknown
-
1949
- 1949-07-19 GB GB18939/49A patent/GB677644A/en not_active Expired
- 1949-07-21 FR FR991055D patent/FR991055A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB677644A (en) | 1952-08-20 |
FR991055A (en) | 1951-10-01 |