CA972879A - Overflow arrangement - Google Patents

Overflow arrangement

Info

Publication number
CA972879A
CA972879A CA139,160A CA139160A CA972879A CA 972879 A CA972879 A CA 972879A CA 139160 A CA139160 A CA 139160A CA 972879 A CA972879 A CA 972879A
Authority
CA
Canada
Prior art keywords
overflow arrangement
overflow
arrangement
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
CA139,160A
Other versions
CA139160S (en
Inventor
William J. Hargraves
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA972879A publication Critical patent/CA972879A/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
    • C02F3/121—Multistep treatment
    • 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
    • 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)
  • Biological Treatment Of Waste Water (AREA)
  • Treatment Of Biological Wastes In General (AREA)
CA139,160A 1971-04-19 1972-04-07 Overflow arrangement Expired CA972879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13535371A 1971-04-19 1971-04-19

Publications (1)

Publication Number Publication Date
CA972879A true CA972879A (en) 1975-08-12

Family

ID=22467718

Family Applications (1)

Application Number Title Priority Date Filing Date
CA139,160A Expired CA972879A (en) 1971-04-19 1972-04-07 Overflow arrangement

Country Status (2)

Country Link
US (1) US3749246A (en)
CA (1) CA972879A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3990967A (en) * 1969-04-03 1976-11-09 Hargraves William J Positive progressive biochemical digestion of organic waste
US4362627A (en) * 1978-09-13 1982-12-07 Fly Anderson B Cellular flow system and method
DE3129926A1 (en) * 1981-07-29 1983-02-17 Bayerische Milchindustrie eG, 8000 München DEVICE FOR BIOLOGICAL CLEANING OF ORGANIC SEWAGE
US4422929A (en) * 1981-09-02 1983-12-27 Owens Dewey E Wastewater treatment plant
US4578189A (en) * 1984-08-24 1986-03-25 Stetter Gmbh Sludge settling plant
US4610785A (en) * 1985-01-03 1986-09-09 Protectaire Systems Co. Sludge separation apparatus
US5529702A (en) * 1994-04-11 1996-06-25 American Coating Technologies Inc. Method for removing oil from a parts cleaning tank and the cleaning solution therein

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1485623A (en) * 1922-07-22 1924-03-04 Mayo Charles Matthew Septic tank
US2486691A (en) * 1949-01-19 1949-11-01 Mary E Mcdonald Apparatus for purifying sewage and industrial wastes
US2852140A (en) * 1957-03-13 1958-09-16 Albert S Maclaren Unitary tank for the treatment of sewage
US3507393A (en) * 1969-06-18 1970-04-21 Union Tank Car Co Sewage treatment system

Also Published As

Publication number Publication date
US3749246A (en) 1973-07-31

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