[go: up one dir, main page]

FR2711639B3 - Improved process for purifying wastewater of the "activated sludge" type, making it possible to increase the purification yields. - Google Patents

Improved process for purifying wastewater of the "activated sludge" type, making it possible to increase the purification yields.

Info

Publication number
FR2711639B3
FR2711639B3 FR9312791A FR9312791A FR2711639B3 FR 2711639 B3 FR2711639 B3 FR 2711639B3 FR 9312791 A FR9312791 A FR 9312791A FR 9312791 A FR9312791 A FR 9312791A FR 2711639 B3 FR2711639 B3 FR 2711639B3
Authority
FR
France
Prior art keywords
making
increase
type
activated sludge
improved process
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 - Lifetime
Application number
FR9312791A
Other languages
French (fr)
Other versions
FR2711639A1 (en
Inventor
Frederic Clauss
Bernard Capdeville
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.)
Imerys Talc Luzenac France SAS
Original Assignee
Talc de Luzenac 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.)
Filing date
Publication date
Priority to FR9312791A priority Critical patent/FR2711639B3/en
Application filed by Talc de Luzenac SA filed Critical Talc de Luzenac SA
Priority to SK1126-95A priority patent/SK279864B6/en
Priority to AT94911177T priority patent/ATE145192T1/en
Priority to KR1019950703836A priority patent/KR960700967A/en
Priority to HU9502625A priority patent/HU216776B/en
Priority to DK94911177T priority patent/DK0688303T3/en
Priority to CZ952303A priority patent/CZ284180B6/en
Priority to ES94911177T priority patent/ES2095160T3/en
Priority to PL94310597A priority patent/PL175172B1/en
Priority to BR9405841A priority patent/BR9405841A/en
Priority to AU63773/94A priority patent/AU685440B2/en
Priority to PCT/EP1994/000813 priority patent/WO1994020425A1/en
Priority to SI9430027T priority patent/SI0688303T1/en
Priority to CA 2157795 priority patent/CA2157795A1/en
Priority to US08/507,390 priority patent/US5759403A/en
Priority to JP51961094A priority patent/JPH08507717A/en
Priority to EP19940911177 priority patent/EP0688303B1/en
Priority to DE69400915T priority patent/DE69400915T2/en
Publication of FR2711639A1 publication Critical patent/FR2711639A1/en
Priority to NO953516A priority patent/NO306857B1/en
Priority to FI954187A priority patent/FI954187L/en
Application granted granted Critical
Publication of FR2711639B3 publication Critical patent/FR2711639B3/en
Priority to GR970400211T priority patent/GR3022523T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C02F3/02—Aerobic processes
    • C02F3/08—Aerobic processes using moving contact bodies
    • C02F3/085—Fluidized beds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
    • 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)
  • Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Inorganic Chemistry (AREA)
  • Activated Sludge Processes (AREA)
FR9312791A 1993-03-11 1993-10-25 Improved process for purifying wastewater of the "activated sludge" type, making it possible to increase the purification yields. Expired - Lifetime FR2711639B3 (en)

Priority Applications (21)

Application Number Priority Date Filing Date Title
FR9312791A FR2711639B3 (en) 1993-10-25 1993-10-25 Improved process for purifying wastewater of the "activated sludge" type, making it possible to increase the purification yields.
CA 2157795 CA2157795A1 (en) 1993-03-11 1994-03-10 Improved method for purifying waste water using activated sludge to increase purification yields
KR1019950703836A KR960700967A (en) 1993-03-11 1994-03-10 Wastewater Purification Using Activated Sludge for Increased Purification Efficiency
HU9502625A HU216776B (en) 1993-03-11 1994-03-10 Improved, sludge treatment
DK94911177T DK0688303T3 (en) 1993-03-11 1994-03-10 Improved wastewater treatment method using activated sludge to increase purification yields
CZ952303A CZ284180B6 (en) 1993-03-11 1994-03-10 Waste water treatment process by making use of activated sludge for increase of treatment yields
ES94911177T ES2095160T3 (en) 1993-03-11 1994-03-10 PERFECTED WASTEWATER TREATMENT PROCEDURE, OF THE "ACTIVATED SLUDGE" TYPE, WHICH ALLOWS TO INCREASE THE TREATMENT YIELDS.
PL94310597A PL175172B1 (en) 1993-03-11 1994-03-10 Wastewater treatment method using the "active mud" method
BR9405841A BR9405841A (en) 1993-03-11 1994-03-10 Process of purification of wastewater of the type called activated sludge
AT94911177T ATE145192T1 (en) 1993-03-11 1994-03-10 IMPROVED METHOD FOR PURIFYING WASTEWATER USING ACTIVATED SLUDGE TO INCREASE PURIFICATION YIELDS
SK1126-95A SK279864B6 (en) 1993-03-11 1994-03-10 Method for purifying wastewater using activated sludge to increase purification yields
SI9430027T SI0688303T1 (en) 1993-03-11 1994-03-10 Improved method for purifying waste water using activated sludge to increase purification yields
JP51961094A JPH08507717A (en) 1993-03-11 1994-03-10 Improved "sludge" type sewage purification method that can improve water purification efficiency
PCT/EP1994/000813 WO1994020425A1 (en) 1993-03-11 1994-03-10 Improved method for purifying waste water using activated sludge to increase purification yields
US08/507,390 US5759403A (en) 1993-03-11 1994-03-10 Method for purifying waste water using activated slude to increase purification yields
EP19940911177 EP0688303B1 (en) 1993-03-11 1994-03-10 Improved method for purifying waste water using activated sludge to increase purification yields
DE69400915T DE69400915T2 (en) 1993-03-11 1994-03-10 IMPROVED WASTE WATER TREATMENT METHOD USING LIVED SLUDGE TO ENLARGE CLEANING YIELDS
AU63773/94A AU685440B2 (en) 1993-03-11 1994-03-10 Improved method for purifying waste water using activated sludge to increase purification yields
NO953516A NO306857B1 (en) 1993-03-11 1995-09-07 Method of active sludge type for wastewater purification with increased purity
FI954187A FI954187L (en) 1993-03-11 1995-09-07 Improved wastewater treatment using the "activated sludge" method, which can increase purification efficiency
GR970400211T GR3022523T3 (en) 1993-03-11 1997-02-12 Improved method for purifying waste water using activated sludge to increase purification yields

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9312791A FR2711639B3 (en) 1993-10-25 1993-10-25 Improved process for purifying wastewater of the "activated sludge" type, making it possible to increase the purification yields.

Publications (2)

Publication Number Publication Date
FR2711639A1 FR2711639A1 (en) 1995-05-05
FR2711639B3 true FR2711639B3 (en) 1996-03-01

Family

ID=9452247

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9312791A Expired - Lifetime FR2711639B3 (en) 1993-03-11 1993-10-25 Improved process for purifying wastewater of the "activated sludge" type, making it possible to increase the purification yields.

Country Status (1)

Country Link
FR (1) FR2711639B3 (en)

Also Published As

Publication number Publication date
FR2711639A1 (en) 1995-05-05

Similar Documents

Publication Publication Date Title
FR2604990B1 (en) PROCESS FOR THE PURIFICATION, BY A BIOLOGICAL WAY, OF WASTEWATER ON A BED OF GRANULAR MATERIAL
FR2777562B1 (en) PROCESS FOR THE PURIFICATION OF ALIPHATIC AMINONITRILES
FR2729653B1 (en) IMPROVED DEPHOSPHATATION PROCESS FOR WASTEWATER
FR2594113B1 (en) PROCESS AND PLANT FOR THE PURIFICATION OF WASTEWATER, ESPECIALLY URBAN WASTEWATER
FR2788055B1 (en) PROCESS FOR THE BIOLOGICAL PURIFICATION OF WATER CONTAINING AMMONIUM PERCHLORATE
FR2720736B1 (en) Process for the treatment of liquid effluents by activated sludge.
OA09457A (en) Process for the recovery of sewage sludge.
FI954187L (en) Improved wastewater treatment using the "activated sludge" method, which can increase purification efficiency
BR9402568A (en) Process for purification of waste water from the aldolysis reaction
FR2758555B1 (en) PROCESS FOR THE PURIFICATION OF NAPHTHALENE BY SELECTIVE HYDROTREATMENT FOLLOWED BY SEPARATION
FR2740129B1 (en) PROCESS FOR PRETREATMENT OF RAW WATER
EP0743927A4 (en) IMPROVED PROCESS FOR THE TREATMENT OF WASTEWATER
FR2711639B3 (en) Improved process for purifying wastewater of the "activated sludge" type, making it possible to increase the purification yields.
FR2716449B1 (en) Process for the purification of pentafluoroethane.
EP0736508A4 (en) PROCESS FOR THE PURIFICATION OF 1,1,1,3,3-PENTAFLUORO-2,3-DICHLOROPROPANE
FR2705342B1 (en) Highly purified acetonitrile and process for purifying crude acetonitrile.
IT7926856A0 (en) BY FLUID FILTRATION. PLANT FOR THE BIOLOGICAL PURIFICATION OF WASTEWATER WITH ACTIVATION ENVIRONMENTS FOR AEROBIC ACTIVATION, AS WELL AS WITH SEPARATION ENVIRONMENTS FOR THE SEPARATION OF ACTIVATED SLUDGE,
FR2667860B1 (en) PROCESS FOR BIOLOGICAL PURIFICATION OF WASTEWATER INCLUDING DENITRIFICATION.
FR2711648B1 (en) Process for the purification of 1,1,1,2-tetrafluoroethane.
FR2816611B1 (en) WASTEWATER TREATMENT PROCESS
MA24023A1 (en) PROCESS FOR THE PURIFICATION OF WASTEWATER FROM THE MANUFACTURE OF 1, 2- DICHLOROETHANE
ITMI920022A0 (en) PLANT FOR THE BIOLOGICAL PURIFICATION OF SEWAGE
FR2727959B1 (en) PROCESS FOR THE PURIFICATION OF RESIDUAL WATER CONTAINING CHROME
FR2631021B1 (en) WATER PURIFICATION TREATMENT PROCESS WITH EXTENDED COAGULATION PHASE
FR2608587B3 (en) PROCESS FOR THE PURIFICATION OF INDUSTRIAL EFFLUENTS BY "LITHOTAMNIUM CALCAREUM"