CA1079875A - Treatment of biologically-degradable waste - Google Patents

Treatment of biologically-degradable waste

Info

Publication number
CA1079875A
CA1079875A CA278,355A CA278355A CA1079875A CA 1079875 A CA1079875 A CA 1079875A CA 278355 A CA278355 A CA 278355A CA 1079875 A CA1079875 A CA 1079875A
Authority
CA
Canada
Prior art keywords
riser
downcomer
sectional area
liquid
cross
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
CA278,355A
Other languages
English (en)
French (fr)
Inventor
Frank C. Roesler
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of CA1079875A publication Critical patent/CA1079875A/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
    • C02F3/22—Activated sludge processes using circulation pipes
    • C02F3/226—"Deep shaft" processes
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
    • A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
    • 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
    • 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
    • Y02W10/30—Wastewater or sewage treatment systems using renewable energies
    • Y02W10/33—Wastewater or sewage treatment systems using renewable energies using wind energy

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Environmental Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Animal Husbandry (AREA)
  • Microbiology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
CA278,355A 1976-05-14 1977-05-13 Treatment of biologically-degradable waste Expired CA1079875A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB19980/76A GB1573907A (en) 1976-05-14 1976-05-14 Method and apparatus for the aerobic treatment of waste water

Publications (1)

Publication Number Publication Date
CA1079875A true CA1079875A (en) 1980-06-17

Family

ID=10138339

Family Applications (1)

Application Number Title Priority Date Filing Date
CA278,355A Expired CA1079875A (en) 1976-05-14 1977-05-13 Treatment of biologically-degradable waste

Country Status (11)

Country Link
US (1) US4230563A (show.php)
JP (1) JPS5331367A (show.php)
AU (1) AU511161B2 (show.php)
BE (1) BE854367A (show.php)
CA (1) CA1079875A (show.php)
DE (1) DE2721208A1 (show.php)
FR (1) FR2351059A1 (show.php)
GB (1) GB1573907A (show.php)
IT (1) IT1084842B (show.php)
NL (1) NL7705308A (show.php)
NZ (1) NZ183996A (show.php)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2964035D1 (en) * 1979-01-15 1982-12-16 Ici Plc Process and apparatus for treatment of wastewater
DE2925895A1 (de) * 1979-06-27 1981-01-22 Hoechst Ag Verfahren zum biologischen reinigen von abwasser
CA1115433A (en) * 1979-10-26 1981-12-29 David C.I. Pollock Method for protecting a bioreactor pressurized head tank against extreme surges of influent waste water
CA1114963A (en) * 1979-10-26 1981-12-22 Canadian Industries Limited Means for separation of gas and solids from waste mixed liquor
CA1114962A (en) * 1979-10-26 1981-12-22 Canadian Industries Limited Long vertical shaft bioreactor of simplified design
DE3002604A1 (de) * 1980-01-25 1981-07-30 Basf Ag, 6700 Ludwigshafen Verfahren und vorrichtung zur biologischen reinigung von abwasser
JPS5765389A (en) * 1980-10-08 1982-04-20 Shimizu Constr Co Ltd Treatment of waste water with use of lofty building
ATE42261T1 (de) * 1985-09-18 1989-05-15 Krupp Gmbh Umlaufreaktor.
CA1321135C (en) * 1988-09-27 1993-08-10 Union Carbide Corporation Process for dissolving a gas in a liquid
JPH0677752B2 (ja) * 1990-02-23 1994-10-05 東京都 旋回流式深層曝気槽及び曝気方法
FR2671456B1 (fr) * 1991-01-11 1993-03-26 Terrier Andre Perfectionnements aux installations d'oxygenation de bassins de pisciculture.
FR2733164B1 (fr) * 1995-04-21 1997-05-23 Degremont Dispositif de traitement biologique de liquide, notamment d'eaux residuaires
US5645726A (en) * 1996-03-14 1997-07-08 Deep Shaft Technology Inc. Treatment of waste liquor in a vertical shaft bioreactor
US5650070A (en) * 1996-03-14 1997-07-22 Deep Shaft Technology Inc. Aerobic long vertical shaft bioreactors
US5660724A (en) * 1996-05-28 1997-08-26 Deep Shaft Technology Inc. Multi-pressure head tank for use with vertical shaft bioreactors

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1963354A (en) * 1932-02-08 1934-06-19 Clare H Currie Sewage stabilization apparatus and process for outfall sewers
BE755565A (fr) * 1969-09-02 1971-02-15 Passavant Werke Procede et installation de decantation pour l'epuration biologique des eaux residuaires
GB1417486A (en) * 1973-05-16 1975-12-10 Ici Ltd Liquid circulation and gas contacting device
FR2146574A5 (show.php) * 1971-07-20 1973-03-02 Degremont
GB1473665A (en) * 1973-05-16 1977-05-18 Ici Ltd Treatment of biologically-degradable waste
US3980556A (en) * 1974-01-25 1976-09-14 Ontario Research Foundation Adsorption biooxidation treatment of waste waters to remove contaminants therefrom
US4045344A (en) * 1974-04-29 1977-08-30 Ishigaki Kiko Co., Ltd. Apparatus for treating waste water
GB1525930A (en) * 1974-12-04 1978-09-27 Ici Ltd Circulation of gas/liquid mixtures
US4008159A (en) * 1975-01-21 1977-02-15 Ontario Research Foundation Renovation of waste water

Also Published As

Publication number Publication date
JPS5331367A (en) 1978-03-24
AU511161B2 (en) 1980-07-31
GB1573907A (en) 1980-08-28
US4230563A (en) 1980-10-28
DE2721208A1 (de) 1977-11-24
IT1084842B (it) 1985-05-28
FR2351059A1 (fr) 1977-12-09
NZ183996A (en) 1980-05-08
NL7705308A (nl) 1977-11-16
AU2485077A (en) 1978-11-09
BE854367A (fr) 1977-11-07
FR2351059B1 (show.php) 1983-02-04

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Legal Events

Date Code Title Description
MKEX Expiry