GB2255725B - Liquid treatment - Google Patents
Liquid treatmentInfo
- Publication number
- GB2255725B GB2255725B GB9126941A GB9126941A GB2255725B GB 2255725 B GB2255725 B GB 2255725B GB 9126941 A GB9126941 A GB 9126941A GB 9126941 A GB9126941 A GB 9126941A GB 2255725 B GB2255725 B GB 2255725B
- Authority
- GB
- United Kingdom
- Prior art keywords
- liquid treatment
- treatment
- 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 - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
- B01D21/267—Separation of sediment aided by centrifugal force or centripetal force by using a cyclone
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU17947/92A AU1794792A (en) | 1991-05-17 | 1992-05-18 | Liquid treatment |
JP4510489A JPH06507573A (en) | 1991-05-17 | 1992-05-18 | liquid handling |
CA002102813A CA2102813C (en) | 1991-05-17 | 1992-05-18 | Liquid treatment |
EP92910379A EP0588820B1 (en) | 1991-05-17 | 1992-05-18 | Liquid treatment |
PCT/GB1992/000894 WO1992020627A1 (en) | 1991-05-17 | 1992-05-18 | Liquid treatment |
US08/146,159 US5480559A (en) | 1991-05-17 | 1992-05-18 | Liquid treatment |
NZ242779A NZ242779A (en) | 1991-05-17 | 1992-05-18 | Flocculating and removing non-settleable matter from sewage in two-stage treatment |
DE69221617T DE69221617D1 (en) | 1991-05-17 | 1992-05-18 | TREATMENT OF LIQUID |
IE156092A IE921560A1 (en) | 1991-05-17 | 1992-07-01 | Liquid treatment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB919110733A GB9110733D0 (en) | 1991-05-17 | 1991-05-17 | Sewage treatment |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9126941D0 GB9126941D0 (en) | 1992-02-19 |
GB2255725A GB2255725A (en) | 1992-11-18 |
GB2255725B true GB2255725B (en) | 1995-08-30 |
Family
ID=10695187
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB919110733A Pending GB9110733D0 (en) | 1991-05-17 | 1991-05-17 | Sewage treatment |
GB9126941A Expired - Lifetime GB2255725B (en) | 1991-05-17 | 1991-12-19 | Liquid treatment |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB919110733A Pending GB9110733D0 (en) | 1991-05-17 | 1991-05-17 | Sewage treatment |
Country Status (2)
Country | Link |
---|---|
GB (2) | GB9110733D0 (en) |
ZA (1) | ZA923609B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115259487B (en) * | 2022-07-27 | 2024-01-23 | 四川天宇油脂化学有限公司 | Industrial wastewater treatment method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1019035A (en) * | 1963-07-22 | 1966-02-02 | Head Wrightson & Co Ltd | Improvements relating to the treatment of suspensions of finely-divided solids in liquids |
US3246762A (en) * | 1962-05-31 | 1966-04-19 | Sontheimer Heinrich | Apparatus for the treatment of contaminated liquid wastes by flocculation and clarification |
GB1153032A (en) * | 1965-07-07 | 1969-05-21 | Yorkshire Dyeware & Chem Co | Separation of Solid Particulate Material from Liquid Carriers by Settling |
US3680698A (en) * | 1970-02-25 | 1972-08-01 | Occidental Petroleum Corp | Process for the treatment of slimes and waste solids |
GB2082941A (en) * | 1980-08-11 | 1982-03-17 | Hydro Research & Dev Uk Ltd | A separator |
GB2158741A (en) * | 1984-05-14 | 1985-11-20 | Hydro Int Ltd | Separation of components of a fluid mixture |
-
1991
- 1991-05-17 GB GB919110733A patent/GB9110733D0/en active Pending
- 1991-12-19 GB GB9126941A patent/GB2255725B/en not_active Expired - Lifetime
-
1992
- 1992-05-18 ZA ZA923609A patent/ZA923609B/en unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3246762A (en) * | 1962-05-31 | 1966-04-19 | Sontheimer Heinrich | Apparatus for the treatment of contaminated liquid wastes by flocculation and clarification |
GB1019035A (en) * | 1963-07-22 | 1966-02-02 | Head Wrightson & Co Ltd | Improvements relating to the treatment of suspensions of finely-divided solids in liquids |
GB1153032A (en) * | 1965-07-07 | 1969-05-21 | Yorkshire Dyeware & Chem Co | Separation of Solid Particulate Material from Liquid Carriers by Settling |
US3680698A (en) * | 1970-02-25 | 1972-08-01 | Occidental Petroleum Corp | Process for the treatment of slimes and waste solids |
GB2082941A (en) * | 1980-08-11 | 1982-03-17 | Hydro Research & Dev Uk Ltd | A separator |
GB2158741A (en) * | 1984-05-14 | 1985-11-20 | Hydro Int Ltd | Separation of components of a fluid mixture |
Also Published As
Publication number | Publication date |
---|---|
GB2255725A (en) | 1992-11-18 |
GB9126941D0 (en) | 1992-02-19 |
GB9110733D0 (en) | 1991-07-10 |
ZA923609B (en) | 1993-02-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Expiry date: 20111218 |