CA968474A - Treatment of nitrogenous effluents - Google Patents

Treatment of nitrogenous effluents

Info

Publication number
CA968474A
CA968474A CA148,355A CA148355A CA968474A CA 968474 A CA968474 A CA 968474A CA 148355 A CA148355 A CA 148355A CA 968474 A CA968474 A CA 968474A
Authority
CA
Canada
Prior art keywords
treatment
effluents
nitrogenous
nitrogenous effluents
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
CA148,355A
Other versions
CA148355S (en
Inventor
David C. Climenhage
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.)
DuPont Canada Inc
Original Assignee
DuPont Canada Inc
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 DuPont Canada Inc filed Critical DuPont Canada Inc
Priority to CA148,355A priority Critical patent/CA968474A/en
Priority to FR7327803A priority patent/FR2194656B1/fr
Priority to IT2727873A priority patent/IT995090B/en
Priority to BE134006A priority patent/BE802959A/en
Priority to DE19732338853 priority patent/DE2338853A1/en
Priority to JP48086273A priority patent/JPS4952452A/ja
Priority to GB3638773A priority patent/GB1440171A/en
Priority to GB332676A priority patent/GB1441241A/en
Priority to NL7310574A priority patent/NL7310574A/xx
Priority to ZA00747010A priority patent/ZA747010B/en
Application granted granted Critical
Publication of CA968474A publication Critical patent/CA968474A/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
    • C02F3/30—Aerobic and anaerobic processes
    • C02F3/302—Nitrification and denitrification treatment

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)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
CA148,355A 1972-07-31 1972-07-31 Treatment of nitrogenous effluents Expired CA968474A (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CA148,355A CA968474A (en) 1972-07-31 1972-07-31 Treatment of nitrogenous effluents
IT2727873A IT995090B (en) 1972-07-31 1973-07-30 TREATMENT OF NITROGEN EFFLUENTS
BE134006A BE802959A (en) 1972-07-31 1973-07-30 PROCESS FOR TREATING EFFLUENTS CONTAINING NITROGEN AND CARBON MATERIALS
FR7327803A FR2194656B1 (en) 1972-07-31 1973-07-30
DE19732338853 DE2338853A1 (en) 1972-07-31 1973-07-31 METHODS FOR TREATMENT OF NITROGEN WATER
JP48086273A JPS4952452A (en) 1972-07-31 1973-07-31
GB3638773A GB1440171A (en) 1972-07-31 1973-07-31 Treatment of acqueous effluents to remove nitrate and nitrate ions
GB332676A GB1441241A (en) 1972-07-31 1973-07-31 Treatment of effluents to remove nitrogen compounds
NL7310574A NL7310574A (en) 1972-07-31 1973-07-31
ZA00747010A ZA747010B (en) 1972-07-31 1974-10-31 Improved treatment of nitrogenous effluents

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA148,355A CA968474A (en) 1972-07-31 1972-07-31 Treatment of nitrogenous effluents
ZA00747010A ZA747010B (en) 1972-07-31 1974-10-31 Improved treatment of nitrogenous effluents

Publications (1)

Publication Number Publication Date
CA968474A true CA968474A (en) 1975-05-27

Family

ID=25667087

Family Applications (1)

Application Number Title Priority Date Filing Date
CA148,355A Expired CA968474A (en) 1972-07-31 1972-07-31 Treatment of nitrogenous effluents

Country Status (8)

Country Link
JP (1) JPS4952452A (en)
BE (1) BE802959A (en)
CA (1) CA968474A (en)
DE (1) DE2338853A1 (en)
FR (1) FR2194656B1 (en)
GB (2) GB1440171A (en)
NL (1) NL7310574A (en)
ZA (1) ZA747010B (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE405351C (en) * 1975-04-25 1987-06-10 Svenska Sockerfabriks Ab PROCEDURE FOR BIOLOGICAL CLEANING OF CARBOHYDRATE AND / OR PROTEINRIC WASTE WATER
US4043936A (en) * 1976-02-24 1977-08-23 The United States Of America As Represented By United States Energy Research And Development Administration Biological denitrification of high concentration nitrate waste
US4056465A (en) * 1976-04-12 1977-11-01 Air Products And Chemicals, Inc. Production of non-bulking activated sludge
US4179374A (en) * 1976-05-12 1979-12-18 Dravo Corporation Apparatus for the treatment of wastewater
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
US4315823A (en) * 1976-10-29 1982-02-16 Celanese Corporation Anaerobic treatment
DE2825007A1 (en) * 1978-06-07 1979-12-13 Gubernatorova Geb Denisova Removal of nitrate(s) nitrite(s) and organic cpds. from waste water - by activated sludge treatment with added ammonia or urea
DE2904335A1 (en) * 1979-02-06 1980-11-20 Bayer Ag METHOD FOR THE PURIFICATION OF WASTEWATER WITH A HIGH CONTENT OF NITROGEN COMPOUNDS
US4415453A (en) * 1980-10-21 1983-11-15 Celanese Corporation Anaerobic treatment
DE3130718A1 (en) * 1981-08-03 1983-03-03 Passavant-Werke AG & Co KG, 6209 Aarbergen PLANT FOR BIOLOGICAL WASTEWATER TREATMENT AND METHOD FOR OPERATING THE PLANT
DE3134879A1 (en) * 1981-09-03 1983-04-07 Menzel Gmbh & Co, 7000 Stuttgart METHOD FOR THE BIOCHEMICAL IMPLEMENTATION OF SUBSTANCES
DE3208173A1 (en) * 1982-03-06 1983-09-08 Volker Dipl.-Ing. 7200 Tuttlingen Stengelin METHOD AND DEVICE FOR REMOVING THE NITROGEN FROM THE WASTEWATER BY MEANS OF A DIPPED BODY
DE3238089A1 (en) * 1982-10-14 1984-04-19 Ballhaus, Heribert, Dipl.-Ing. Dr.-Ing, 7517 Waldbronn Apparatus for detecting corrosion damage on steel cable conveyor belts
SE8603843A0 (en) * 1986-09-12 1988-03-13 Vyrmetoder Ab Process for purification of wastewater containing nitrate and / or nitrite
US8894856B2 (en) 2008-03-28 2014-11-25 Evoqua Water Technologies Llc Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods
CN101980969A (en) 2008-03-28 2011-02-23 西门子水处理技术公司 Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods
US8685247B2 (en) 2009-12-03 2014-04-01 Evoqua Water Technologies Llc Systems and methods for nutrient removal in biological treatment systems
CN103402926A (en) 2010-04-21 2013-11-20 西门子私人有限公司 Methods and systems for treating wastewater
US9359236B2 (en) 2010-08-18 2016-06-07 Evoqua Water Technologies Llc Enhanced biosorption of wastewater organics using dissolved air flotation with solids recycle
CN103068748A (en) 2010-08-18 2013-04-24 西门子工业公司 Contact-stabilization/prime-float hybrid
GB2527989B (en) 2013-05-06 2020-04-22 Evoqua Water Tech Llc Enhanced biosorption of wastewater organics using dissolved air flotation with solids recycle
DE102015002395A1 (en) * 2015-02-23 2016-08-25 HAWK Hochschule für angewandte Wissenschaft und Kunst Fachhochschule Hildesheim/Holzminden/Göttingen Process and plant for wastewater treatment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2875151A (en) * 1952-04-22 1959-02-24 Schenley Ind Inc Process for treatment of sewage

Also Published As

Publication number Publication date
DE2338853A1 (en) 1974-02-14
BE802959A (en) 1973-11-16
FR2194656B1 (en) 1979-10-19
JPS4952452A (en) 1974-05-21
GB1440171A (en) 1976-06-23
ZA747010B (en) 1975-11-26
NL7310574A (en) 1974-02-04
GB1441241A (en) 1976-06-30
FR2194656A1 (en) 1974-03-01

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