FR2369999A1 - Procede de traitement d'eaux residuaires - Google Patents

Procede de traitement d'eaux residuaires

Info

Publication number
FR2369999A1
FR2369999A1 FR7733626A FR7733626A FR2369999A1 FR 2369999 A1 FR2369999 A1 FR 2369999A1 FR 7733626 A FR7733626 A FR 7733626A FR 7733626 A FR7733626 A FR 7733626A FR 2369999 A1 FR2369999 A1 FR 2369999A1
Authority
FR
France
Prior art keywords
reaction zone
nitrites
nitrates
conversion
reaction
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.)
Granted
Application number
FR7733626A
Other languages
English (en)
French (fr)
Other versions
FR2369999B1 (enExample
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.)
Ortech Corp
Original Assignee
Ortech Corp
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 Ortech Corp filed Critical Ortech Corp
Publication of FR2369999A1 publication Critical patent/FR2369999A1/fr
Application granted granted Critical
Publication of FR2369999B1 publication Critical patent/FR2369999B1/fr
Granted 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
    • C02F3/308—Biological phosphorus removal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62L—BRAKES SPECIALLY ADAPTED FOR CYCLES
    • B62L1/00—Brakes; Arrangements thereof
    • 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
    • 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
    • C02F3/1205—Particular type of activated sludge processes
    • C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
    • 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
    • C02F3/28—Anaerobic digestion processes
    • 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • 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)
  • Engineering & Computer Science (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Molecular Biology (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Treatment Of Sludge (AREA)
FR7733626A 1976-11-08 1977-11-08 Procede de traitement d'eaux residuaires Granted FR2369999A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA265,112A CA1062380A (en) 1976-11-08 1976-11-08 Waste water treatment

Publications (2)

Publication Number Publication Date
FR2369999A1 true FR2369999A1 (fr) 1978-06-02
FR2369999B1 FR2369999B1 (enExample) 1982-12-17

Family

ID=4107220

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7733626A Granted FR2369999A1 (fr) 1976-11-08 1977-11-08 Procede de traitement d'eaux residuaires

Country Status (6)

Country Link
CA (1) CA1062380A (enExample)
DE (1) DE2749971C2 (enExample)
FR (1) FR2369999A1 (enExample)
GB (1) GB1544341A (enExample)
IL (1) IL53293A (enExample)
ZA (1) ZA776470B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0497114A1 (de) * 1991-01-11 1992-08-05 Süd-Chemie Ag Verfahren zum Reinigen von Phosphate und Stickstoffverbindungen enthaltende Abwässern

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1487789A (en) * 1974-01-22 1977-10-05 Ontario Research Foundation Adsorption-biooxidation treatment of waste waters to remove contaminants therefrom

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0497114A1 (de) * 1991-01-11 1992-08-05 Süd-Chemie Ag Verfahren zum Reinigen von Phosphate und Stickstoffverbindungen enthaltende Abwässern

Also Published As

Publication number Publication date
FR2369999B1 (enExample) 1982-12-17
ZA776470B (en) 1978-08-30
DE2749971A1 (de) 1978-05-24
CA1062380A (en) 1979-09-11
GB1544341A (en) 1979-04-19
IL53293A (en) 1980-11-30
DE2749971C2 (de) 1986-06-26

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse