JPS4952452A - - Google Patents

Info

Publication number
JPS4952452A
JPS4952452A JP48086273A JP8627373A JPS4952452A JP S4952452 A JPS4952452 A JP S4952452A JP 48086273 A JP48086273 A JP 48086273A JP 8627373 A JP8627373 A JP 8627373A JP S4952452 A JPS4952452 A JP S4952452A
Authority
JP
Japan
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.)
Pending
Application number
JP48086273A
Other languages
Japanese (ja)
Inventor
David Charles 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
Publication of JPS4952452A publication Critical patent/JPS4952452A/ja
Pending 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)
JP48086273A 1972-07-31 1973-07-31 Pending JPS4952452A (en)

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
JPS4952452A true JPS4952452A (en) 1974-05-21

Family

ID=25667087

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48086273A Pending JPS4952452A (en) 1972-07-31 1973-07-31

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
SE8603843L (en) * 1986-09-12 1988-03-13 Vyrmetoder Ab PROCEDURE FOR WASTE WATER CLEANING INCLUDING NITRATE AND / OR NITRIT
US8623213B2 (en) 2008-03-28 2014-01-07 Siemens Water Technologies Llc Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods
US8894856B2 (en) 2008-03-28 2014-11-25 Evoqua Water Technologies Llc Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods
WO2011068931A1 (en) 2009-12-03 2011-06-09 Siemens Industry, Inc. Systems and methods for nutrient removal in biological treatment systems
EP2560922A4 (en) 2010-04-21 2015-10-07 Evoqua Water Technologies Pte Ltd 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
WO2012024279A1 (en) 2010-08-18 2012-02-23 Siemens Industry, Inc. Contact-stabilization/prime-float hybrid
US10131550B2 (en) 2013-05-06 2018-11-20 Evoqua Water Technologies 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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JOURNAL WATER POLLUTION CONTROL FEDERATION#N9 *

Also Published As

Publication number Publication date
GB1440171A (en) 1976-06-23
FR2194656A1 (en) 1974-03-01
FR2194656B1 (en) 1979-10-19
BE802959A (en) 1973-11-16
ZA747010B (en) 1975-11-26
CA968474A (en) 1975-05-27
NL7310574A (en) 1974-02-04
GB1441241A (en) 1976-06-30
DE2338853A1 (en) 1974-02-14

Similar Documents

Publication Publication Date Title
FR2209989B1 (en)
JPS532737B2 (en)
FR2194656B1 (en)
AU466258B2 (en)
JPS522423Y2 (en)
JPS5319107Y2 (en)
JPS5717651Y2 (en)
BG21461A1 (en)
CH563817A5 (en)
BG17398A1 (en)
BG18037A1 (en)
BG18138A1 (en)
BG18514A1 (en)
BG19300A1 (en)
BG19418A1 (en)
BG20152A1 (en)
BG20380A3 (en)
BG20575A3 (en)
BG20609A3 (en)
BG21213A3 (en)
BG21238A3 (en)
BG21392A3 (en)
BG21622A1 (en)
CH1386673A4 (en)
CH545744A (en)