JPS4952452A - - Google Patents

Info

Publication number: JPS4952452A
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

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.)

1972-07-31

Filing date

1973-07-31

Publication date

1974-05-21

1973-07-31 Application filed by DuPont Canada Inc filed Critical DuPont Canada Inc

1974-05-21 Publication of JPS4952452A publication Critical patent/JPS4952452A/ja

Status Pending legal-status Critical Current

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 (ja)

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 (ja)	1974-05-21

Family

ID=25667087

Family Applications (1)

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

Country Status (8)

Country	Link
JP (1)	JPS4952452A (ja)
BE (1)	BE802959A (ja)
CA (1)	CA968474A (ja)
DE (1)	DE2338853A1 (ja)
FR (1)	FR2194656B1 (ja)
GB (2)	GB1441241A (ja)
NL (1)	NL7310574A (ja)
ZA (1)	ZA747010B (ja)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE405351C (sv) *	1975-04-25	1987-11-16	Svenska Sockerfabriks Ab	Forfarande for biologisk rening av kolhydrat- och/eller proteinrikt avloppsvatten
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
DE2825007C2 (de) *	1978-06-07	1987-02-26	Boris Petrovi&ccaron; &Scaron;antalaj	Verfahren zur Reinigung von Abwasser
DE2904335A1 (de) *	1979-02-06	1980-11-20	Bayer Ag	Verfahren zur reinigung von abwasser mit einem hohen gehalt an stickstoffverbindungen
US4415453A (en) *	1980-10-21	1983-11-15	Celanese Corporation	Anaerobic treatment
DE3130718A1 (de) *	1981-08-03	1983-03-03	Passavant-Werke AG & Co KG, 6209 Aarbergen	Anlage zur biologischen abwasserreinigung sowie verfahren zum betrieb der anlage
DE3134879A1 (de) *	1981-09-03	1983-04-07	Menzel Gmbh & Co, 7000 Stuttgart	Verfahren zur biochemischen stoffumsetzung
DE3208173A1 (de) *	1982-03-06	1983-09-08	Volker Dipl.-Ing. 7200 Tuttlingen Stengelin	Verfahren und vorrichtung zum entfernen des stickstoffs aus dem abwasser mittels tauchtropfkoerper
DE3238089A1 (de) *	1982-10-14	1984-04-19	Ballhaus, Heribert, Dipl.-Ing. Dr.-Ing, 7517 Waldbronn	Geraet zur detektion von korrosionsschaeden an stahlseilfoerdergurten
SE8603843L (sv) *	1986-09-12	1988-03-13	Vyrmetoder Ab	Forfarande for rening av avloppsvatten innehallande nitrat och/eller nitrit
US8894856B2 (en)	2008-03-28	2014-11-25	Evoqua Water Technologies Llc	Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods
BRPI0909723A2 (pt)	2008-03-28	2017-10-10	Siemens Water Tech Corp	sistema e métodos híbridos aeróbicos e anaeróbicos de tratamento de lama e água de despejo
US8685247B2 (en)	2009-12-03	2014-04-01	Evoqua Water Technologies Llc	Systems and methods for nutrient removal in biological treatment systems
EP2560922A4 (en)	2010-04-21	2015-10-07	Evoqua Water Technologies Pte Ltd	METHOD AND SYSTEMS FOR WASTEWATER PROCESSING
US9359236B2 (en)	2010-08-18	2016-06-07	Evoqua Water Technologies Llc	Enhanced biosorption of wastewater organics using dissolved air flotation with solids recycle
EP2606008A4 (en)	2010-08-18	2014-07-23	Evoqua Water Technologies Llc	HYBRID SYSTEM FOR STABILIZATION THROUGH CONTACT AND PRIMARY FLOTATION
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 (de) *	2015-02-23	2016-08-25	HAWK Hochschule für angewandte Wissenschaft und Kunst Fachhochschule Hildesheim/Holzminden/Göttingen	Verfahren und Anlage zur Abwasserreinigung

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

1972
- 1972-07-31 CA CA148,355A patent/CA968474A/en not_active Expired
1973
- 1973-07-30 BE BE134006A patent/BE802959A/xx unknown
- 1973-07-30 FR FR7327803A patent/FR2194656B1/fr not_active Expired
- 1973-07-31 DE DE19732338853 patent/DE2338853A1/de active Pending
- 1973-07-31 GB GB332676A patent/GB1441241A/en not_active Expired
- 1973-07-31 NL NL7310574A patent/NL7310574A/xx not_active Application Discontinuation
- 1973-07-31 GB GB3638773A patent/GB1440171A/en not_active Expired
- 1973-07-31 JP JP48086273A patent/JPS4952452A/ja active Pending
1974
- 1974-10-31 ZA ZA00747010A patent/ZA747010B/xx unknown

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

Publication	Publication Date	Title
AU476437B2 (ja)	1975-01-30
AU4117173A (ja)	1973-10-18
AU480610A (ja)	1974-03-21
BG18150A1 (ja)	1974-09-02
BG18206A1 (ja)	1974-10-25
BG18464A1 (ja)	1975-02-25
BG18749A1 (ja)	1975-03-20
CH1116773A4 (ja)	1975-04-30
CH555553A (ja)	1974-10-31
CH559037A5 (ja)	1975-02-28
CH559991A5 (ja)	1975-03-14
CH560012A5 (ja)	1975-03-27
CH560905A5 (ja)	1975-04-15
CH562056A5 (ja)	1975-05-30
CH562092A5 (ja)	1975-05-30
CH562400A5 (ja)	1975-05-30
CH562411A5 (ja)	1975-05-30
CH562550A5 (ja)	1975-05-30
CH562573A5 (ja)	1975-06-13
CH564190A5 (ja)	1975-07-15
CH564700A5 (ja)	1975-07-31
CH565882A (ja)	1975-08-29
CH566876A5 (ja)	1975-09-30
CH566981A5 (ja)	1975-09-30
CH567944A5 (ja)	1975-10-15