ZA841465B - A process for thickening digested sludge - Google Patents
A process for thickening digested sludgeInfo
- Publication number
- ZA841465B ZA841465B ZA841465A ZA841465A ZA841465B ZA 841465 B ZA841465 B ZA 841465B ZA 841465 A ZA841465 A ZA 841465A ZA 841465 A ZA841465 A ZA 841465A ZA 841465 B ZA841465 B ZA 841465B
- Authority
- ZA
- South Africa
- Prior art keywords
- thickening
- digested sludge
- digested
- sludge
- thickening digested
- Prior art date
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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/048—Purification of waste water by evaporation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/343—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas
- B01D3/346—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas the gas being used for removing vapours, e.g. transport gas
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/20—Activated sludge processes using diffusers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Treatment Of Sludge (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8305446A GB8305446D0 (en) | 1983-02-28 | 1983-02-28 | Process for thickening digested sludge |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA841465B true ZA841465B (en) | 1984-11-28 |
Family
ID=10538708
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA841465A ZA841465B (en) | 1983-02-28 | 1984-02-28 | A process for thickening digested sludge |
Country Status (11)
Country | Link |
---|---|
US (1) | US4576719A (de) |
JP (1) | JPS59203700A (de) |
CA (1) | CA1228182A (de) |
CH (1) | CH668590A5 (de) |
DE (1) | DE3407246A1 (de) |
ES (1) | ES8506246A1 (de) |
FR (1) | FR2541670B1 (de) |
GB (1) | GB8305446D0 (de) |
IT (1) | IT1199072B (de) |
NL (1) | NL8400596A (de) |
ZA (1) | ZA841465B (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4938867A (en) * | 1988-09-02 | 1990-07-03 | Sam Long | Configuration of aeration chamber for an activated-sludge sewage treatment system |
US5145582A (en) * | 1989-03-08 | 1992-09-08 | Lenox Institute For Research, Inc. | Method for stabilizing sludge |
DE4017397C1 (en) * | 1990-05-30 | 1992-02-06 | G. Siempelkamp Gmbh & Co, 4150 Krefeld, De | Dehydrating sludge compsn. - by forming gas bubbles using e.g. air, then pressing to remove water and air |
US5358636A (en) * | 1993-05-18 | 1994-10-25 | Gaetan Brouillard | Apparatus for the treatment of waste sludge |
NL1006789C2 (nl) | 1997-08-18 | 1999-02-22 | Cavo Latuco B A | Werkwijze en inrichting voor het scheiden van slibachtig materiaal. |
JP2023110943A (ja) * | 2022-01-30 | 2023-08-10 | 赤石 維衆 | 汚泥濃縮貯留槽における効率よい有機物分解と槽の減容化 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2875151A (en) * | 1952-04-22 | 1959-02-24 | Schenley Ind Inc | Process for treatment of sewage |
CH493435A (de) * | 1969-01-13 | 1970-07-15 | Sutter Ernst | Verfahren zum geruchfreien Beseitigen von Abwässern und/oder Schlämmen, Anlage zur Durchführung des Verfahrens sowie Anwendung des Verfahrens |
GB1244237A (en) * | 1969-04-18 | 1971-08-25 | Nat Res Dev | Improvements relating to the dewatering of digested sludge |
GB1464554A (en) * | 1974-03-11 | 1977-02-16 | Ind Design Serivces Ltd | Liquid degassing system |
US3997437A (en) * | 1975-07-25 | 1976-12-14 | Prince Jack E | Aerobic type sewage digestion system |
US4259185A (en) * | 1978-07-31 | 1981-03-31 | Mixon James A | Sludge thickening apparatus |
JPS5794391A (en) * | 1980-12-05 | 1982-06-11 | Hitachi Ltd | Sludge concentrating method |
JPS5794390A (en) * | 1980-12-05 | 1982-06-11 | Hitachi Ltd | Sludge concentrating method |
GB2093727B (en) * | 1981-02-26 | 1984-11-21 | Thames Water Authority The | Treatment of sludge |
-
1983
- 1983-02-28 GB GB8305446A patent/GB8305446D0/en active Pending
- 1983-07-12 FR FR8311620A patent/FR2541670B1/fr not_active Expired
-
1984
- 1984-02-27 CA CA000448322A patent/CA1228182A/en not_active Expired
- 1984-02-27 NL NL8400596A patent/NL8400596A/nl not_active Application Discontinuation
- 1984-02-28 IT IT4776684A patent/IT1199072B/it active
- 1984-02-28 ES ES530137A patent/ES8506246A1/es not_active Expired
- 1984-02-28 US US06/584,454 patent/US4576719A/en not_active Expired - Fee Related
- 1984-02-28 JP JP59038453A patent/JPS59203700A/ja active Pending
- 1984-02-28 DE DE19843407246 patent/DE3407246A1/de not_active Ceased
- 1984-02-28 ZA ZA841465A patent/ZA841465B/xx unknown
- 1984-02-28 CH CH950/84A patent/CH668590A5/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB8305446D0 (en) | 1983-03-30 |
IT1199072B (it) | 1988-12-30 |
IT8447766A0 (it) | 1984-02-28 |
FR2541670B1 (fr) | 1989-12-08 |
DE3407246A1 (de) | 1984-10-04 |
US4576719A (en) | 1986-03-18 |
ES530137A0 (es) | 1985-07-01 |
JPS59203700A (ja) | 1984-11-17 |
CA1228182A (en) | 1987-10-13 |
ES8506246A1 (es) | 1985-07-01 |
NL8400596A (nl) | 1984-09-17 |
FR2541670A1 (fr) | 1984-08-31 |
CH668590A5 (de) | 1989-01-13 |
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