FR2449066A2 - Procede de denitrification des eaux par voie biologique - Google Patents

Procede de denitrification des eaux par voie biologique

Info

Publication number
FR2449066A2
FR2449066A2 FR7903693A FR7903693A FR2449066A2 FR 2449066 A2 FR2449066 A2 FR 2449066A2 FR 7903693 A FR7903693 A FR 7903693A FR 7903693 A FR7903693 A FR 7903693A FR 2449066 A2 FR2449066 A2 FR 2449066A2
Authority
FR
France
Prior art keywords
water
passing
bed
descending flow
denitrification
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.)
Pending
Application number
FR7903693A
Other languages
English (en)
Inventor
Yves Lebesgue
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.)
OMNIUM ASSAINISSEMENT
Original Assignee
OMNIUM ASSAINISSEMENT
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 OMNIUM ASSAINISSEMENT filed Critical OMNIUM ASSAINISSEMENT
Priority to FR7903693A priority Critical patent/FR2449066A2/fr
Publication of FR2449066A2 publication Critical patent/FR2449066A2/fr
Pending 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
    • C02F3/28—Anaerobic digestion processes
    • C02F3/2806—Anaerobic processes using solid supports for microorganisms

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (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)

Abstract

SELON UN PERFECTIONNEMENT ET UNE VARIANTE DU BREVET PRINCIPAL OU LA DENITRIFICATION EST FAITE EN MILIEU ANAEROBIE PAR PASSAGE DE L'EAU SUR UN LIT SUBMERGE ET FIXE D'UNE ARGILE CUITE (OU CHAMOTTE) DOPEE AU MOLYBDENE, L'EAU A TRAITER EST ENVOYEE EN COURANT DESCENDANT (ET NON PLUS ASCENDANT) A TRAVERS LE LIT, LES AUTRES CONDITIONS OPERATOIRES GENERALES DU BREVET PRINCIPAL ETANT RESPECTEES. EN OUTRE, PARMI LES SOURCES DE SUBSTANCES CARBONEES AJOUTEES A L'EAU, ON PEUT UTILISER AVANTAGEUSEMENT L'ACIDE ACETIQUE.
FR7903693A 1979-02-14 1979-02-14 Procede de denitrification des eaux par voie biologique Pending FR2449066A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7903693A FR2449066A2 (fr) 1979-02-14 1979-02-14 Procede de denitrification des eaux par voie biologique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7903693A FR2449066A2 (fr) 1979-02-14 1979-02-14 Procede de denitrification des eaux par voie biologique

Publications (1)

Publication Number Publication Date
FR2449066A2 true FR2449066A2 (fr) 1980-09-12

Family

ID=9221941

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7903693A Pending FR2449066A2 (fr) 1979-02-14 1979-02-14 Procede de denitrification des eaux par voie biologique

Country Status (1)

Country Link
FR (1) FR2449066A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4966704A (en) * 1986-09-24 1990-10-30 Ac Biotechnics Ab Anaerobic process for microbiological purification of sulphur-containing water

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4966704A (en) * 1986-09-24 1990-10-30 Ac Biotechnics Ab Anaerobic process for microbiological purification of sulphur-containing water

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