GB1442543A - Method and apparatus for selectively backwashing or replacing a filter media in a continuously filtering liquid purifying system - Google Patents
Method and apparatus for selectively backwashing or replacing a filter media in a continuously filtering liquid purifying systemInfo
- Publication number
- GB1442543A GB1442543A GB1509974A GB1509974A GB1442543A GB 1442543 A GB1442543 A GB 1442543A GB 1509974 A GB1509974 A GB 1509974A GB 1509974 A GB1509974 A GB 1509974A GB 1442543 A GB1442543 A GB 1442543A
- Authority
- GB
- United Kingdom
- Prior art keywords
- filter medium
- replacing
- backwashing
- purifying system
- filtering liquid
- 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
- 238000011001 backwashing Methods 0.000 title abstract 5
- 238000001914 filtration Methods 0.000 title abstract 4
- 239000007788 liquid Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 239000003463 adsorbent Substances 0.000 abstract 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 229910021536 Zeolite Inorganic materials 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 abstract 1
- 239000010457 zeolite Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
-
- 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
- B01D24/002—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in parallel connection
- B01D24/005—Filters being divided into a plurality of cells or compartments
-
- 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
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4631—Counter-current flushing, e.g. by air
- B01D24/4642—Counter-current flushing, e.g. by air with valves, e.g. rotating valves
- B01D24/4647—Counter-current flushing, e.g. by air with valves, e.g. rotating valves with a rectilinear movement of the closing means
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Filtration Of Liquid (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Water Treatment By Sorption (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US35348773A | 1973-04-23 | 1973-04-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1442543A true GB1442543A (en) | 1976-07-14 |
Family
ID=23389334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1509974A Expired GB1442543A (en) | 1973-04-23 | 1974-04-04 | Method and apparatus for selectively backwashing or replacing a filter media in a continuously filtering liquid purifying system |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS502261A (enExample) |
| BR (1) | BR7403280D0 (enExample) |
| DE (1) | DE2411642A1 (enExample) |
| FR (1) | FR2226197B1 (enExample) |
| GB (1) | GB1442543A (enExample) |
| IT (1) | IT1035073B (enExample) |
| ZA (1) | ZA742258B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112624253A (zh) * | 2021-02-01 | 2021-04-09 | 南大环境规划设计研究院(江苏)有限公司 | 高浓度有机废水净化设备 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5170487A (ja) * | 1974-12-17 | 1976-06-18 | Nippon Telegraph & Telephone | Kaiteikeeburunyusuikakusokuteisochi |
| JPS5287466A (en) * | 1976-01-16 | 1977-07-21 | Takashi Ishikawa | Flameeand heattresisting resin containing inorganic substance |
| JPS5328459A (en) * | 1976-08-28 | 1978-03-16 | Hitachi Construction Machinery | Apparatus for measuring verticalness of vertical hole |
| JPS54133395U (enExample) * | 1978-03-09 | 1979-09-14 | ||
| FR2445734A1 (fr) * | 1979-01-08 | 1980-08-01 | Environmental Elements Corp | Filtre a cellules multiples avec milieu de filtration de type granulaire |
-
1974
- 1974-02-04 JP JP49014396A patent/JPS502261A/ja active Pending
- 1974-03-12 DE DE2411642A patent/DE2411642A1/de active Pending
- 1974-03-22 FR FR7410014A patent/FR2226197B1/fr not_active Expired
- 1974-04-04 GB GB1509974A patent/GB1442543A/en not_active Expired
- 1974-04-09 ZA ZA00742258A patent/ZA742258B/xx unknown
- 1974-04-19 IT IT50501/74A patent/IT1035073B/it active
- 1974-04-23 BR BR3280/74A patent/BR7403280D0/pt unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112624253A (zh) * | 2021-02-01 | 2021-04-09 | 南大环境规划设计研究院(江苏)有限公司 | 高浓度有机废水净化设备 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2411642A1 (de) | 1974-11-14 |
| JPS502261A (enExample) | 1975-01-10 |
| FR2226197B1 (enExample) | 1980-08-08 |
| ZA742258B (en) | 1975-03-26 |
| FR2226197A1 (enExample) | 1974-11-15 |
| BR7403280D0 (pt) | 1974-11-19 |
| IT1035073B (it) | 1979-10-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |