FR2294738A1 - Dispositif de filtration de boues - Google Patents
Dispositif de filtration de bouesInfo
- Publication number
- FR2294738A1 FR2294738A1 FR7538556A FR7538556A FR2294738A1 FR 2294738 A1 FR2294738 A1 FR 2294738A1 FR 7538556 A FR7538556 A FR 7538556A FR 7538556 A FR7538556 A FR 7538556A FR 2294738 A1 FR2294738 A1 FR 2294738A1
- Authority
- FR
- France
- Prior art keywords
- filtration device
- sludge filtration
- sludge
- filtration
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
- B01D33/17—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with rotary filtering tables
- B01D33/19—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with rotary filtering tables the table surface being divided in successively tilted sectors or cells, e.g. for discharging the filter cake
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D33/50—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
- B01D33/60—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for washing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/72—Filters with filtering elements which move during the filtering operation having feed or discharge devices for feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/74—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging filtrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
- B01D33/763—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes for continuously discharging concentrated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D2011/002—Counter-current extraction
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/533,338 US3966610A (en) | 1974-12-16 | 1974-12-16 | Filter |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2294738A1 true FR2294738A1 (fr) | 1976-07-16 |
FR2294738B1 FR2294738B1 (fr) | 1982-05-21 |
Family
ID=24125527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7538556A Granted FR2294738A1 (fr) | 1974-12-16 | 1975-12-16 | Dispositif de filtration de boues |
Country Status (7)
Country | Link |
---|---|
US (1) | US3966610A (fr) |
JP (1) | JPS5186873A (fr) |
BR (1) | BR7508292A (fr) |
CA (1) | CA1075616A (fr) |
DE (1) | DE2555851C3 (fr) |
FR (1) | FR2294738A1 (fr) |
GB (1) | GB1499120A (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7802880A (nl) * | 1978-03-16 | 1979-09-18 | Hubert & Co Maschf | Werkwijze en inrichting voor het winnen van vaste stof uit een mengsel van vloeistof en vaste deeltjes. |
US4286283A (en) * | 1979-12-20 | 1981-08-25 | Rca Corporation | Transcoder |
US4539827A (en) * | 1983-03-11 | 1985-09-10 | Westvaco Corporation | Belt washing improvements |
US4721566A (en) * | 1985-07-12 | 1988-01-26 | Freeport Minerals Company | Tilting pan filters and cam therefor |
GB2184035A (en) * | 1985-12-17 | 1987-06-17 | Coal Ind | Filter apparatus |
US5738787A (en) * | 1995-10-30 | 1998-04-14 | Imc-Agrico Company | Filter pan |
US7886850B2 (en) * | 2008-10-10 | 2011-02-15 | National Oilwell Varco, L.P. | Drilling fluid screening systems |
CN112169424A (zh) * | 2020-10-29 | 2021-01-05 | 江苏新宏大集团有限公司 | 一种翻盘真空过滤机的翻盘装置及翻盘方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1668557A (en) * | 1921-04-23 | 1928-05-08 | Grondal Gustaf | Continuous filtering apparatus |
FR1534998A (fr) * | 1966-07-16 | 1968-08-02 | Albert Ag Chem Werke | Procédé et dispositif de déshydratation des boues de décantation |
US3830658A (en) * | 1972-06-13 | 1974-08-20 | Prayon | Method and device for washing a continuous filter with a horizontal filtration surface and cells |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1687863A (en) * | 1924-07-26 | 1928-10-16 | Walton C Graham | Filter |
BE415976A (fr) * | 1932-09-06 | |||
US2197770A (en) * | 1938-11-02 | 1940-04-23 | Francis L Pruyn | Filter bed cleaning |
US2302449A (en) * | 1940-03-21 | 1942-11-17 | William C Laughlin | Filter apparatus |
US2677467A (en) * | 1953-01-06 | 1954-05-04 | Dorr Co | Traveling tray-belt filter |
US3216576A (en) * | 1962-05-15 | 1965-11-09 | Bird Machine Co | Horizontal filter structure |
US3552572A (en) * | 1968-07-23 | 1971-01-05 | Cleophas L Lehmann | Sediment trap |
-
1974
- 1974-12-16 US US05/533,338 patent/US3966610A/en not_active Expired - Lifetime
-
1975
- 1975-11-20 GB GB47806/75A patent/GB1499120A/en not_active Expired
- 1975-12-10 CA CA241,422A patent/CA1075616A/fr not_active Expired
- 1975-12-11 DE DE2555851A patent/DE2555851C3/de not_active Expired
- 1975-12-15 BR BR7508292*A patent/BR7508292A/pt unknown
- 1975-12-16 FR FR7538556A patent/FR2294738A1/fr active Granted
- 1975-12-16 JP JP50150107A patent/JPS5186873A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1668557A (en) * | 1921-04-23 | 1928-05-08 | Grondal Gustaf | Continuous filtering apparatus |
FR1534998A (fr) * | 1966-07-16 | 1968-08-02 | Albert Ag Chem Werke | Procédé et dispositif de déshydratation des boues de décantation |
US3830658A (en) * | 1972-06-13 | 1974-08-20 | Prayon | Method and device for washing a continuous filter with a horizontal filtration surface and cells |
Also Published As
Publication number | Publication date |
---|---|
CA1075616A (fr) | 1980-04-15 |
DE2555851A1 (de) | 1976-06-24 |
DE2555851B2 (de) | 1979-12-20 |
BR7508292A (pt) | 1976-08-24 |
GB1499120A (en) | 1978-01-25 |
DE2555851C3 (de) | 1980-08-28 |
JPS5186873A (fr) | 1976-07-29 |
US3966610A (en) | 1976-06-29 |
FR2294738B1 (fr) | 1982-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |