IT1122060B - Filtro con lavaggio in controcorrente - Google Patents
Filtro con lavaggio in controcorrenteInfo
- Publication number
- IT1122060B IT1122060B IT24180/79A IT2418079A IT1122060B IT 1122060 B IT1122060 B IT 1122060B IT 24180/79 A IT24180/79 A IT 24180/79A IT 2418079 A IT2418079 A IT 2418079A IT 1122060 B IT1122060 B IT 1122060B
- Authority
- IT
- Italy
- Prior art keywords
- counter
- washing filter
- current washing
- current
- filter
- Prior art date
Links
- 238000005406 washing Methods 0.000 title 1
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
- B01D24/02—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
- B01D24/4626—Construction of spray heads specially adapted for regeneration of the filter material or for filtrate discharging
-
- 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)
- Filtration Of Liquid (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH764978A CH633971A5 (en) | 1978-07-14 | 1978-07-14 | Back-flushable filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7924180A0 IT7924180A0 (it) | 1979-07-09 |
| IT1122060B true IT1122060B (it) | 1986-04-23 |
Family
ID=4328419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT24180/79A IT1122060B (it) | 1978-07-14 | 1979-07-09 | Filtro con lavaggio in controcorrente |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH633971A5 (it) |
| ES (1) | ES481279A1 (it) |
| FR (1) | FR2430782A1 (it) |
| IT (1) | IT1122060B (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2485385A1 (fr) * | 1980-06-27 | 1981-12-31 | Degremont | Filtre a lit de materiaux granulaires pour le traitement des eaux, notamment de l'eau de mer et des liquides corrosifs |
| ITMI20062045A1 (it) * | 2006-10-24 | 2008-04-25 | Danieli Off Mecc | Dispositivo di filtrazione a sabbia |
| EP2154114A1 (en) * | 2008-07-23 | 2010-02-17 | Nestec S.A. | Water treatment unit for beverage production machine |
| CN105854367B (zh) * | 2016-05-13 | 2019-08-30 | 上海绩优机电股份有限公司 | 一种过滤系统和过滤方法 |
-
1978
- 1978-07-14 CH CH764978A patent/CH633971A5/de not_active IP Right Cessation
-
1979
- 1979-06-05 ES ES481279A patent/ES481279A1/es not_active Expired
- 1979-06-13 FR FR7915137A patent/FR2430782A1/fr active Granted
- 1979-07-09 IT IT24180/79A patent/IT1122060B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| CH633971A5 (en) | 1983-01-14 |
| IT7924180A0 (it) | 1979-07-09 |
| FR2430782B3 (it) | 1982-05-21 |
| ES481279A1 (es) | 1980-02-01 |
| FR2430782A1 (fr) | 1980-02-08 |
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