NL7700994A - Drager voor biologische filters. - Google Patents

Drager voor biologische filters.

Info

Publication number: NL7700994A
Authority: NL; Netherlands
Prior art keywords: carrier; biological filters; filters; biological
Prior art date: 1976-02-10

Application number

NL7700994A

Other languages

English (en)

Dutch (nl)

Original Assignee

Omnium D Assainissement Sa

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.)

1976-02-10

Filing date

1977-01-31

Publication date

1977-08-12

1977-01-31 Application filed by Omnium D Assainissement Sa filed Critical Omnium D Assainissement Sa

1977-08-12 Publication of NL7700994A publication Critical patent/NL7700994A/xx

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
- C02F3/10—Packings; Fillings; Grids
- 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)
Filtering Materials (AREA)
Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
Micro-Organisms Or Cultivation Processes Thereof (AREA)

NL7700994A 1976-02-10 1977-01-31 Drager voor biologische filters. NL7700994A (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7603573A FR2340909A1 (fr)	1976-02-10	1976-02-10	Materiaux-supports de fermentation biologique

Publications (1)

Publication Number	Publication Date
NL7700994A true NL7700994A (nl)	1977-08-12

Family

ID=9168940

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7700994A NL7700994A (nl)	1976-02-10	1977-01-31	Drager voor biologische filters.

Country Status (11)

Country	Link
US (1)	US4221657A (xx)
JP (1)	JPS5298358A (xx)
BE (1)	BE850505A (xx)
CA (1)	CA1090316A (xx)
CH (1)	CH617598A5 (xx)
DE (1)	DE2703232A1 (xx)
ES (1)	ES455714A1 (xx)
FR (1)	FR2340909A1 (xx)
GB (1)	GB1533363A (xx)
IT (1)	IT1082896B (xx)
NL (1)	NL7700994A (xx)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2432485B1 (fr) *	1978-08-02	1987-03-20	Omnium Assainissement	Procede de denitrification des eaux par voie biologique
FR2438015A1 (fr) *	1978-10-06	1980-04-30	Marcillat Sa	Appareil de reaction entre liquide et gaz, et notamment lit bacterien
FR2448511A1 (fr) *	1979-02-08	1980-09-05	Sturm Jean Philippe	Brique en terre cuite, notamment pour station d'epuration
US4321141A (en) *	1979-06-01	1982-03-23	Corning Glass Works	Method for processing waste
FR2459211A1 (fr) *	1979-06-19	1981-01-09	Argiles Mineraux	Argiles cuites dopees par des elements fortement electropositifs
FR2481257B1 (fr) *	1980-04-25	1986-01-10	Eparco Sa	Produit et procede de lutte contre la pollution de l'eau
ES8406020A1 (es) *	1982-09-01	1984-06-16	Rca Corp	"perfeccionamientos introducidos en un aparato de control de sintonizacion para un sistema de television"
JPH0634993B2 (ja) *	1984-09-17	1994-05-11	学校法人早稲田大学	三相流動層水質浄化方法
JPS61197096A (ja) *	1985-02-23	1986-09-01	Shimizu Constr Co Ltd	パルプ製紙廃水蒸発凝縮液のメタン発酵処理法
DE3611582A1 (de) *	1986-04-07	1987-10-08	Herding Entstaubung	Traegermaterial zur imobilisierung von mikroorganismen
JPS6436095U (xx) *	1987-08-26	1989-03-06
JPS6463095A (en) *	1987-09-01	1989-03-09	Inax Corp	Contact filter medium for cleaning tank
US5264129A (en) *	1988-03-25	1993-11-23	Biofil Limited	Filter device
GB8807234D0 (en) *	1988-03-25	1988-04-27	Simpson J R	Innovative development of slow sand filter
FR2655974B1 (fr) *	1989-12-15	1992-07-17	Atochem	Support de biomasse nitrifiante, reacteur et procede biologique de nitrification aerobie d'effluents mettant en óoeuvre un tel support procede d'elimination de composes azotes.
FR2684664B1 (fr) *	1991-12-10	1994-09-30	Saint Dizier Ste Cale	Procede et dispositif de multiplication de souches selectionnees, appliques au traitement des graisses et des fecules.
US5403799A (en) *	1992-12-21	1995-04-04	W. R. Grace & Co.-Conn.	Process upset-resistant inorganic supports for bioremediation
US5395808A (en) *	1992-12-21	1995-03-07	W. R. Grace & Co.-Conn.	Inorganic supports for bioremediation
DE69400915T2 (de) *	1993-03-11	1997-06-12	Naintsch Mineralwerke	Verbesserte methode zur reinigung von abwasser unter anwendung von belebtem schlamm zur vergrösserung der reinigungsausbeuten
FR2720736B1 (fr) *	1994-06-02	1998-05-07	Degremont	Procédé de traitement d'effluents liquides par boue activée.
JP5421862B2 (ja) *	2010-06-18	2014-02-19	オルガノ株式会社	過塩素酸イオン含有水の処理方法および過塩素酸イオン含有水の処理装置
GB2560317A (en) *	2017-03-06	2018-09-12	Sibelco Nederland N V	Bed materials for fluidised bed reaction methods and fluidised bed reaction methods
JP7621730B2 (ja) *	2019-03-29	2025-01-27	三菱ケミカルアクア・ソリューションズ株式会社	水処理装置及び水処理方法
WO2024236851A1 (ja) *	2023-05-18	2024-11-21	三菱ケミカル株式会社	脱窒処理装置及び脱窒処理方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3928190A (en) *	1972-11-17	1975-12-23	Degremont	Method of biological purification of sewage
DE2441039A1 (de) *	1973-10-03	1975-04-10	Unibra Sa	Verfahren zur behandlung von ton bzw. tonhaltigen massen und danach erhaltene tone und keramische produkte
DE2608899C3 (de) *	1976-03-04	1982-12-30	Müller, Wolf-Rüdiger, Dipl.-Ing., 7000 Stuttgart	Verfahren zur Verbesserung des Rückspülvorganges bei Filtern aus körnigen Materialien durch den Einsatz von Wasserstoffperoxid (H↓2↓O↓2↓)

1976
- 1976-02-10 FR FR7603573A patent/FR2340909A1/fr active Granted
1977
- 1977-01-19 BE BE2055598A patent/BE850505A/xx not_active IP Right Cessation
- 1977-01-25 CH CH85677A patent/CH617598A5/fr not_active IP Right Cessation
- 1977-01-27 DE DE19772703232 patent/DE2703232A1/de not_active Withdrawn
- 1977-01-31 NL NL7700994A patent/NL7700994A/xx not_active Application Discontinuation
- 1977-02-01 IT IT8331877A patent/IT1082896B/it active
- 1977-02-03 CA CA271,012A patent/CA1090316A/fr not_active Expired
- 1977-02-07 JP JP1290477A patent/JPS5298358A/ja active Pending
- 1977-02-08 ES ES455714A patent/ES455714A1/es not_active Expired
- 1977-02-09 GB GB539777A patent/GB1533363A/en not_active Expired
1978
- 1978-09-20 US US05/944,482 patent/US4221657A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE2703232A1 (de)	1977-08-11
FR2340909B1 (xx)	1980-06-20
US4221657A (en)	1980-09-09
IT1082896B (it)	1985-05-21
CA1090316A (fr)	1980-11-25
BE850505A (fr)	1977-05-16
FR2340909A1 (fr)	1977-09-09
ES455714A1 (es)	1978-01-01
CH617598A5 (xx)	1980-06-13
JPS5298358A (en)	1977-08-18
GB1533363A (en)	1978-11-22

Publication	Publication Date	Title
NL7700994A (nl)	1977-08-12	Drager voor biologische filters.
NL7700016A (nl)	1977-08-04	Drager.
NL7711833A (nl)	1978-05-03	Filtersamenstel.
NL7805381A (nl)	1978-11-22	Vrachtdrager.
NL7809919A (nl)	1979-04-26	Filterhouder.
NO784069L (no)	1979-06-06	Filteranordning.
NL7707473A (nl)	1978-04-14	Terugspoelbare filterinrichting.
NL7713152A (nl)	1978-06-27	Zwavel- en fosforbevattende organosiliciumver- bindingen, werkwijze voor de bereiding daarvan en toepassing daarvan.
NL167857C (nl)	1982-02-16	Filtreerinrichting.
NL7811737A (nl)	1979-06-06	Putfilter.
NL7802648A (nl)	1978-10-31	Filter.
NL7606555A (nl)	1977-12-20	Houder voor kweekgoed.
NL184882C (nl)	1989-12-01	Filtreerinrichting.
NL185063C (nl)	1990-01-16	Filterhuis.
NL7703681A (nl)	1977-10-07	Filter.
NL7702179A (nl)	1977-09-05	Filtersigaret.
NL7711845A (nl)	1979-05-02	Inrichting voor membraanfiltratie met verbeterde ontzouting.
NL7704505A (nl)	1977-12-28	Drager.
NO144948C (no)	1981-12-16	Skivefilter.
NL7702711A (nl)	1977-11-01	Kristalfilter.
NL7806921A (nl)	1979-01-09	Filterblok.
NL7710048A (nl)	1979-03-15	Bandfilter.
NO770087L (no)	1977-07-13	Fremgangsm}te for biologisk ensilering.
NL7904111A (nl)	1979-12-04	Houder voor bloed.
NL7800041A (nl)	1978-07-05	Bloedfilter.

Legal Events

Date	Code	Title	Description
1983-11-01	BA	A request for search or an international-type search has been filed
1983-12-01	BB	A search report has been drawn up
1984-02-01	BC	A request for examination has been filed
1984-04-02	AK	Correction of former applications already laid open	Free format text: IN PAT.BUL.3/84 ISSUED 840201 PAGE 267 AND 268 NR.7700994 SHOULD BE DELETED
1984-06-01	BV	The patent application has lapsed