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ZA725371B - Improvements in and relating to waste water treatment - Google Patents

Improvements in and relating to waste water treatment

Info

Publication number
ZA725371B
ZA725371B ZA725371A ZA725371A ZA725371B ZA 725371 B ZA725371 B ZA 725371B ZA 725371 A ZA725371 A ZA 725371A ZA 725371 A ZA725371 A ZA 725371A ZA 725371 B ZA725371 B ZA 725371B
Authority
ZA
South Africa
Prior art keywords
relating
waste water
water treatment
treatment
waste
Prior art date
Application number
ZA725371A
Inventor
J Barnard
Original Assignee
South African Inventions
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 South African Inventions filed Critical South African Inventions
Priority to ZA725371A priority Critical patent/ZA725371B/en
Priority to AU57709/73A priority patent/AU473753B2/en
Priority to GB3381773A priority patent/GB1432667A/en
Priority to DE19732339557 priority patent/DE2339557B2/en
Priority to FR7328334A priority patent/FR2194658B1/fr
Priority to JP8726073A priority patent/JPS4964259A/ja
Publication of ZA725371B publication Critical patent/ZA725371B/en
Priority to US05/566,362 priority patent/US3964998A/en

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
    • C02F3/30—Aerobic and anaerobic processes
    • C02F3/308—Biological phosphorus removal
    • 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
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/1236—Particular type of activated sludge installations
    • C02F3/1257—Oxidation ditches
    • 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)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Microbiology (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Activated Sludge Processes (AREA)
ZA725371A 1972-08-04 1972-08-04 Improvements in and relating to waste water treatment ZA725371B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
ZA725371A ZA725371B (en) 1972-08-04 1972-08-04 Improvements in and relating to waste water treatment
AU57709/73A AU473753B2 (en) 1972-08-04 1973-07-04 Process and apparatus for removing nitrogen from organic wastewater containing nitrogenous compounds
GB3381773A GB1432667A (en) 1972-08-04 1973-07-16 Waste water treatment
DE19732339557 DE2339557B2 (en) 1972-08-04 1973-08-02 METHOD AND DEVICE FOR REMOVING NITROGEN FROM WATER CONTAINING NITROGEN AND ORGANIC COMPOUNDS
FR7328334A FR2194658B1 (en) 1972-08-04 1973-08-02
JP8726073A JPS4964259A (en) 1972-08-04 1973-08-04
US05/566,362 US3964998A (en) 1972-08-04 1975-04-09 Improvements in and relating to waste water treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA725371A ZA725371B (en) 1972-08-04 1972-08-04 Improvements in and relating to waste water treatment

Publications (1)

Publication Number Publication Date
ZA725371B true ZA725371B (en) 1974-03-27

Family

ID=25565226

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA725371A ZA725371B (en) 1972-08-04 1972-08-04 Improvements in and relating to waste water treatment

Country Status (6)

Country Link
JP (1) JPS4964259A (en)
AU (1) AU473753B2 (en)
DE (1) DE2339557B2 (en)
FR (1) FR2194658B1 (en)
GB (1) GB1432667A (en)
ZA (1) ZA725371B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3994802A (en) * 1975-04-16 1976-11-30 Air Products And Chemicals, Inc. Removal of BOD and nitrogenous pollutants from wastewaters
JPS51122945A (en) * 1975-04-18 1976-10-27 Ebara Infilco Co Ltd Process for treating waste water
JPS51122946A (en) * 1975-04-18 1976-10-27 Ebara Infilco Co Ltd Process for treating sewages
US4056465A (en) * 1976-04-12 1977-11-01 Air Products And Chemicals, Inc. Production of non-bulking activated sludge
FR2364184A1 (en) * 1976-09-13 1978-04-07 Vysoka Skola Chem Tech Purifying waste water of high organic content - first acid anaerobic, then aerobic, then anaerobic methane fermentations
JPS5335256A (en) * 1976-09-14 1978-04-01 Hitachi Kiden Kogyo Ltd Waste water treating method
JPS5392551A (en) * 1977-01-24 1978-08-14 Ataka Kensetsu Kougiyou Kk Method of treating waste water
JPS53125359A (en) * 1977-04-06 1978-11-01 Niigata Eng Co Ltd Method of removing nitrogen in waste water by non woven web plate
JPS54162846A (en) * 1978-06-15 1979-12-24 Bera Arekusuiibuna Guberunator Biological sewage disposal method
DE2908134C2 (en) * 1979-03-02 1983-10-20 Böhnke, Botho, Prof. Dr.-Ing., 5100 Aachen Plant for the purification of wastewater
JPS56161892A (en) * 1980-05-17 1981-12-12 Hiroshi Kishi Unstationary active sludge process
SE456500B (en) * 1985-09-16 1988-10-10 Boliden Ab PROCEDURE FOR CLEANING THE WATER FOR ELIMINATION OF NITROGEN
DE102008005412B4 (en) * 2008-01-21 2012-08-23 Martin Horn Deacidification of sulphurous open-pit waters
CN115010260A (en) * 2022-08-09 2022-09-06 广东北控环保装备有限公司 Water treatment equipment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2049488A5 (en) * 1969-06-11 1971-03-26 South African Inventions Division of agitated sewage between settling and aeration - zones

Also Published As

Publication number Publication date
DE2339557B2 (en) 1976-09-30
DE2339557A1 (en) 1974-02-21
GB1432667A (en) 1976-04-22
AU473753B2 (en) 1976-07-01
FR2194658B1 (en) 1976-09-17
JPS4964259A (en) 1974-06-21
AU5770973A (en) 1975-01-09
FR2194658A1 (en) 1974-03-01

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