IT942097B - Metodo ed apparecchio per filtrare un liquido - Google Patents
Metodo ed apparecchio per filtrare un liquidoInfo
- Publication number
- IT942097B IT942097B IT50212/71A IT5021271A IT942097B IT 942097 B IT942097 B IT 942097B IT 50212/71 A IT50212/71 A IT 50212/71A IT 5021271 A IT5021271 A IT 5021271A IT 942097 B IT942097 B IT 942097B
- Authority
- IT
- Italy
- Prior art keywords
- filtering
- liquid
- Prior art date
Links
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
- B01D24/46—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
- B01D24/002—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
- B01D24/02—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
- B01D24/24—Downward filtration, the container having distribution or collection headers or pervious conduits
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
- Soy Sauces And Products Related Thereto (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3656870A | 1970-05-12 | 1970-05-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT942097B true IT942097B (it) | 1973-03-20 |
Family
ID=21889323
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT50212/71A IT942097B (it) | 1970-05-12 | 1971-05-10 | Metodo ed apparecchio per filtrare un liquido |
Country Status (5)
Country | Link |
---|---|
US (1) | US3701423A (it) |
CA (1) | CA957616A (it) |
ES (1) | ES390774A1 (it) |
GB (1) | GB1341741A (it) |
IT (1) | IT942097B (it) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4048068A (en) * | 1974-01-09 | 1977-09-13 | Amsted Industries, Inc. | Method of and apparatus for filtering |
US4082664A (en) * | 1976-07-22 | 1978-04-04 | Ecodyne Corporation | Filter and method |
US4277341A (en) * | 1979-09-06 | 1981-07-07 | Schramm, Inc. | Water treatment discharge means |
DE2948091A1 (de) * | 1979-11-29 | 1981-06-04 | Wabag Wasserreinigungsbau Alfred Kretzschmar Gmbh & Co Kg, 8650 Kulmbach | Verfahren zum abfuehren des schlammwassers aus dem innenraum eines filters und filteranlage zur durchfuehrung des verfahrens |
US4547286A (en) * | 1980-07-22 | 1985-10-15 | Neptune Microfloc, Inc. | Water filtration process and apparatus having upflow filter with buoyant filter media and downflow filter with nonbuoyant filter media |
US4743382A (en) * | 1980-08-06 | 1988-05-10 | The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University | Method and apparatus for separating suspended solids from liquids |
AU551752B2 (en) * | 1980-09-25 | 1986-05-08 | Sterling Drum Inc. | Treatment of waste water |
US4608181A (en) * | 1983-03-25 | 1986-08-26 | Neptune Microfloc, Inc. | Water filtration apparatus having upflow buoyant media filter and downflow nonbuoyant media filter |
US4659462A (en) * | 1984-04-30 | 1987-04-21 | CH2 M Hill, Inc. | Apparatus for pretreatment of water using a bed of granular activated carbon |
DE3823652A1 (de) * | 1987-08-04 | 1989-02-16 | Seitz Enzinger Noll Masch | Verfahren zum reinigen von loesungsmitteln sowie filtereinrichtung zum durchfuehren dieses verfahrens |
DE3823127A1 (de) * | 1988-07-08 | 1990-01-11 | Rheinische Braunkohlenw Ag | Vorrichtung und verfahren zur reinigung von abwasser |
FR2705583B1 (fr) * | 1993-05-28 | 1995-08-18 | Degremont | Perfectionnements apportés aux dispositifs filtrants pour la clarification de liquide notamment d'eau. |
US5873996A (en) * | 1996-05-03 | 1999-02-23 | Puraq Water Systems, Inc. | Community drinking water purification system |
CN103466751B (zh) * | 2013-08-12 | 2014-12-10 | 同济大学 | 一种处理含油废水的粗粒化隔油装置 |
CN112759098A (zh) * | 2020-12-31 | 2021-05-07 | 湖南航天凯天水务有限公司 | 一种节能节水高效过滤器 |
-
1970
- 1970-05-12 US US36568A patent/US3701423A/en not_active Expired - Lifetime
-
1971
- 1971-04-07 CA CA109,885A patent/CA957616A/en not_active Expired
- 1971-04-27 GB GB1162971*[A patent/GB1341741A/en not_active Expired
- 1971-04-30 ES ES390774A patent/ES390774A1/es not_active Expired
- 1971-05-10 IT IT50212/71A patent/IT942097B/it active
Also Published As
Publication number | Publication date |
---|---|
US3701423A (en) | 1972-10-31 |
ES390774A1 (es) | 1974-07-01 |
CA957616A (en) | 1974-11-12 |
GB1341741A (en) | 1973-12-25 |
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