FR2698627B1 - Method and device for the biochemical treatment of wastewater with a fixed submerged downflow bed. - Google Patents

Method and device for the biochemical treatment of wastewater with a fixed submerged downflow bed.

Info

Publication number
FR2698627B1
FR2698627B1 FR9214392A FR9214392A FR2698627B1 FR 2698627 B1 FR2698627 B1 FR 2698627B1 FR 9214392 A FR9214392 A FR 9214392A FR 9214392 A FR9214392 A FR 9214392A FR 2698627 B1 FR2698627 B1 FR 2698627B1
Authority
FR
France
Prior art keywords
wastewater
biochemical treatment
fixed submerged
downflow bed
downflow
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 - Fee Related
Application number
FR9214392A
Other languages
French (fr)
Other versions
FR2698627A1 (en
Inventor
Jean-Pierre Legeron
Ghislaine Sautel
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.)
SIGOURE SA
Original Assignee
SIGOURE 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
Application filed by SIGOURE SA filed Critical SIGOURE SA
Priority to FR9214392A priority Critical patent/FR2698627B1/en
Publication of FR2698627A1 publication Critical patent/FR2698627A1/en
Application granted granted Critical
Publication of FR2698627B1 publication Critical patent/FR2698627B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C02F3/12—Activated sludge processes
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1289—Aeration by saturation under super-atmospheric pressure
    • 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
    • C02F3/06—Aerobic processes using submerged filters
    • 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
    • C02F3/12—Activated sludge processes
    • C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
    • 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
FR9214392A 1992-11-30 1992-11-30 Method and device for the biochemical treatment of wastewater with a fixed submerged downflow bed. Expired - Fee Related FR2698627B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9214392A FR2698627B1 (en) 1992-11-30 1992-11-30 Method and device for the biochemical treatment of wastewater with a fixed submerged downflow bed.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9214392A FR2698627B1 (en) 1992-11-30 1992-11-30 Method and device for the biochemical treatment of wastewater with a fixed submerged downflow bed.

Publications (2)

Publication Number Publication Date
FR2698627A1 FR2698627A1 (en) 1994-06-03
FR2698627B1 true FR2698627B1 (en) 1995-05-19

Family

ID=9436049

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9214392A Expired - Fee Related FR2698627B1 (en) 1992-11-30 1992-11-30 Method and device for the biochemical treatment of wastewater with a fixed submerged downflow bed.

Country Status (1)

Country Link
FR (1) FR2698627B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2868416B1 (en) * 2004-03-31 2007-04-13 Louis Rety DEVICE FOR THE TREATMENT AND RECYCLING OF WATER FROM A RESERVE

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390192A2 (en) * 1977-05-10 1978-12-08 Degremont BIOLOGICAL FILTER FOR THE TREATMENT OF WASTE WATER AND INSTALLATION CONTAINING SUCH FITER
JPS56147685A (en) * 1980-04-21 1981-11-16 Japan Organo Co Ltd Treatment for liquid to be treated by fixed-bed contact oxidation tank
DE3524364C2 (en) * 1985-07-08 1993-12-16 Linde Ag Process for treating water

Also Published As

Publication number Publication date
FR2698627A1 (en) 1994-06-03

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Legal Events

Date Code Title Description
ST Notification of lapse