CA991327A - Phosphorous removal from wastewater - Google Patents

Phosphorous removal from wastewater

Info

Publication number
CA991327A
CA991327A CA170,043A CA170043A CA991327A CA 991327 A CA991327 A CA 991327A CA 170043 A CA170043 A CA 170043A CA 991327 A CA991327 A CA 991327A
Authority
CA
Canada
Prior art keywords
wastewater
phosphorous removal
phosphorous
removal
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
CA170,043A
Other versions
CA170043S (en
Inventor
Michael J. Stankewich (Jr.)
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 CA991327A publication Critical patent/CA991327A/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
    • C02F3/1205—Particular type of activated sludge processes
    • C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
    • 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
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Activated Sludge Processes (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
CA170,043A 1972-05-01 1973-04-24 Phosphorous removal from wastewater Expired CA991327A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24915972A 1972-05-01 1972-05-01
US30572672A 1972-11-13 1972-11-13

Publications (1)

Publication Number Publication Date
CA991327A true CA991327A (en) 1976-06-15

Family

ID=26939870

Family Applications (1)

Application Number Title Priority Date Filing Date
CA170,043A Expired CA991327A (en) 1972-05-01 1973-04-24 Phosphorous removal from wastewater

Country Status (7)

Country Link
JP (1) JPS6012920B2 (en)
AU (1) AU473137B2 (en)
CA (1) CA991327A (en)
DE (1) DE2321725C3 (en)
FR (1) FR2183065B1 (en)
GB (1) GB1429197A (en)
IT (1) IT980395B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3926794A (en) * 1974-06-28 1975-12-16 Union Carbide Corp Warm sludge digestion with oxygen
US4124437A (en) * 1976-04-05 1978-11-07 Buckbee-Mears Company System for etching patterns of small openings on a continuous strip of metal
CH621751A5 (en) * 1976-09-24 1981-02-27 Attisholz Cellulose Process for the biochemical purification of waste water containing organic constituents which favour the undesirable development of filamentous bacteria and/or the formation of bulking sludge
DE2749265A1 (en) * 1977-11-03 1979-05-10 Linde Ag METHOD FOR BIOLOGICAL WASTE WATER TREATMENT
DE2803759C3 (en) * 1978-01-28 1983-01-13 Böhnke, Botho, Prof. Dr.-Ing. Two-stage system for the treatment of wastewater according to the activated sludge process
DE2857578C2 (en) * 1978-01-28 1984-06-28 Böhnke, Botho, Prof. Dr.-Ing., 5100 Aachen Plant for the treatment of wastewater according to the activated sludge process
DE2816390C2 (en) * 1978-04-15 1983-10-06 Boehnke, Botho, Prof. Dr.-Ing., 5100 Aachen Plant for the treatment of wastewater according to the activated sludge process with several stabilization ditches
GB2031036B (en) * 1978-10-10 1982-11-03 Midland Ross Corp Liquid trestment of metal strip
JPS5584747A (en) * 1978-12-22 1980-06-26 Toyobo Co Ltd Extracting method of belt-shape substance
DE3007782A1 (en) * 1980-02-29 1981-09-17 Linde Ag, 6200 Wiesbaden METHOD AND DEVICE FOR BIOLOGICAL WASTE WATER TREATMENT
JPS6123062A (en) * 1984-07-09 1986-01-31 Chugai Ro Kogyo Kaisha Ltd Air wheel type nozzle
AU579013B2 (en) * 1985-01-25 1988-11-10 Nishihara Environmental Sanitation Research Corporation Ltd. Waste water treatment process for removal of nitrogen and phosphorus
DE102005044255A1 (en) * 2005-09-21 2007-04-05 Abwasserbeseitigungsbetrieb Der Stadt Pirmasens Load profile recognition of the biological cleaning stages to operate wastewater purification plant, where the profile recognition is derived from nitrogen load, biological oxygen demand-5-load, and nitrification-denitrification activity
DE102008004599B4 (en) * 2008-01-16 2023-03-16 Air Liquide Deutschland Gmbh Process and device for preparing an alkaline washing solution

Also Published As

Publication number Publication date
DE2321725A1 (en) 1973-11-15
JPS4942149A (en) 1974-04-20
JPS6012920B2 (en) 1985-04-04
GB1429197A (en) 1976-03-24
FR2183065B1 (en) 1975-12-26
DE2321725B2 (en) 1977-09-29
FR2183065A1 (en) 1973-12-14
AU5496573A (en) 1974-10-31
DE2321725C3 (en) 1979-07-26
AU473137B2 (en) 1976-06-17
IT980395B (en) 1974-09-30

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