CA941982A - Aerobic digestion of sludge with oxygen - Google Patents

Aerobic digestion of sludge with oxygen

Info

Publication number
CA941982A
CA941982A CA129,198A CA129198A CA941982A CA 941982 A CA941982 A CA 941982A CA 129198 A CA129198 A CA 129198A CA 941982 A CA941982 A CA 941982A
Authority
CA
Canada
Prior art keywords
sludge
oxygen
aerobic digestion
aerobic
digestion
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
Application number
CA129,198A
Other languages
English (en)
Other versions
CA129198S (en
Inventor
John R. Mcwhirter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of CA941982A publication Critical patent/CA941982A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
    • 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)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Activated Sludge Processes (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Physical Water Treatments (AREA)
CA129,198A 1970-12-14 1971-12-03 Aerobic digestion of sludge with oxygen Expired CA941982A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9770670A 1970-12-14 1970-12-14

Publications (1)

Publication Number Publication Date
CA941982A true CA941982A (en) 1974-02-12

Family

ID=22264744

Family Applications (1)

Application Number Title Priority Date Filing Date
CA129,198A Expired CA941982A (en) 1970-12-14 1971-12-03 Aerobic digestion of sludge with oxygen

Country Status (8)

Country Link
US (1) US3670887A (fr)
JP (1) JPS5641319B1 (fr)
AT (1) AT311906B (fr)
BE (1) BE776617A (fr)
CA (1) CA941982A (fr)
FR (1) FR2118564A5 (fr)
GB (1) GB1375386A (fr)
IT (1) IT945415B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2146403C3 (de) * 1971-09-16 1979-03-29 Linde Ag, 6200 Wiesbaden Verfahren und Vorrichtung zur Reinigung organisch verunreinigten Abwassers
US3960717A (en) * 1972-01-20 1976-06-01 Air Products And Chemicals, Inc. Process for treating waste water
JPS49113463A (fr) * 1973-03-01 1974-10-29
FR2234031A1 (en) * 1973-06-25 1975-01-17 Air Liquide Gasifying liq partic for biological purificn of sewage - by oxygenation in which escaping gas is reinjected
US4073722A (en) * 1973-09-28 1978-02-14 Standard Oil Company (Indiana) Process for the purification of waste water
US3926794A (en) * 1974-06-28 1975-12-16 Union Carbide Corp Warm sludge digestion with oxygen
US4042493A (en) * 1975-10-28 1977-08-16 Union Carbide Corporation Phosphate removal from BOD-containing wastewater
US4080287A (en) * 1976-10-20 1978-03-21 Union Carbide Corporation Activated carbon treatment of oxygenated wastewater
US4246099A (en) * 1979-04-06 1981-01-20 Union Carbide Corporation Aerobic/anaerobic sludge digestion process
US4276174A (en) * 1980-03-26 1981-06-30 Union Carbide Corporation Control of sludge temperature in autothermal sludge digestion
AU4895785A (en) * 1984-10-29 1986-05-08 Vanderbilt University Wastewater treatment process
DE3813844C2 (de) * 1988-04-23 1993-12-23 Fuchs Leonhard Verfahren zur Entseuchung von Klärschlamm
US4915840A (en) * 1988-06-07 1990-04-10 Bioprocess Engineering, Inc. Process for sludge reduction in an aerobic sludge generating waste treatment system
US5141646A (en) * 1991-03-12 1992-08-25 Environmental Resources Management, Inc. Process for sludge and/or organic waste reduction
US6299776B1 (en) 1997-12-23 2001-10-09 General Signal Corporation Biochemical oxidation system and process
US6783679B1 (en) 1999-10-19 2004-08-31 Pmc Technologies, Inc. Waste treatment process
US7604783B2 (en) 2004-12-22 2009-10-20 Placer Dome Technical Services Limited Reduction of lime consumption when treating refractor gold ores or concentrates
US8061888B2 (en) * 2006-03-17 2011-11-22 Barrick Gold Corporation Autoclave with underflow dividers
US8252254B2 (en) 2006-06-15 2012-08-28 Barrick Gold Corporation Process for reduced alkali consumption in the recovery of silver
US20110281255A1 (en) 2010-05-11 2011-11-17 Pmc Biotec Company Biological process for converting organic by-products or wastes into renewable energy and usable products

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB415775A (en) * 1933-03-02 1934-09-03 James Alger Coombs Method of and means for treating and purifying sewage
US2380465A (en) * 1939-02-14 1945-07-31 Chester F Proudman System of aeration
US3054602A (en) * 1958-05-05 1962-09-18 Chester F Produman Apparatus for treatment of sewage
US3047492A (en) * 1959-01-22 1962-07-31 Anthony A Gambrel Sewage digesting process
NL256235A (fr) * 1959-09-24 1900-01-01
GB1149511A (en) * 1965-06-17 1969-04-23 Carves Simon Ltd Improvements in or relating to sewage treatment
US3342727A (en) * 1965-12-06 1967-09-19 Victor A Bringle Method of and system for sewage treatment
US3356609A (en) * 1966-05-03 1967-12-05 United Carbide Corp Aerobic treatment of sewage
US3401113A (en) * 1966-07-11 1968-09-10 Petro Tex Chem Corp Waste treatment process
US3505213A (en) * 1969-02-24 1970-04-07 Martin Marietta Corp Method and apparatus for purifying a natural body of water

Also Published As

Publication number Publication date
JPS5641319B1 (fr) 1981-09-28
US3670887A (en) 1972-06-20
DE2161785A1 (de) 1972-06-29
BE776617A (fr) 1972-06-13
IT945415B (it) 1973-05-10
FR2118564A5 (fr) 1972-07-28
GB1375386A (fr) 1974-11-27
DE2161785B2 (de) 1977-06-16
AT311906B (de) 1973-12-10

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