GB9023302D0 - Transfer of granular media from treatment vessels - Google Patents
Transfer of granular media from treatment vesselsInfo
- Publication number
- GB9023302D0 GB9023302D0 GB909023302A GB9023302A GB9023302D0 GB 9023302 D0 GB9023302 D0 GB 9023302D0 GB 909023302 A GB909023302 A GB 909023302A GB 9023302 A GB9023302 A GB 9023302A GB 9023302 D0 GB9023302 D0 GB 9023302D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- transfer
- granular media
- treatment vessels
- vessels
- treatment
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
-
- 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
- B01D24/22—Downward filtration, the filter 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
-
- 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
- B01D24/48—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration
- B01D24/4876—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration in which the filtering elements are moved between filtering operations; particular measures for removing or replacing the filtering elements
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9023302A GB2249038A (en) | 1990-10-25 | 1990-10-25 | Discharge of granular media from treatment vessels |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9023302A GB2249038A (en) | 1990-10-25 | 1990-10-25 | Discharge of granular media from treatment vessels |
Publications (2)
Publication Number | Publication Date |
---|---|
GB9023302D0 true GB9023302D0 (en) | 1990-12-05 |
GB2249038A GB2249038A (en) | 1992-04-29 |
Family
ID=10684382
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9023302A Withdrawn GB2249038A (en) | 1990-10-25 | 1990-10-25 | Discharge of granular media from treatment vessels |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2249038A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100425542C (en) * | 2007-01-28 | 2008-10-15 | 张仲元 | Reverse osmosis type living sewage treatment apparatus |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE756381A (en) * | 1969-09-18 | 1971-03-01 | Metallgesellschaft Ag | DEVICE AND METHOD FOR THE EVACUATION OF ACTIVE CARBON AND ACTIVE CARBON FILTER PROVIDED WITH SUCH A DEVICE |
-
1990
- 1990-10-25 GB GB9023302A patent/GB2249038A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2249038A (en) | 1992-04-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |