FR2175737B1 - - Google Patents

Info

Publication number
FR2175737B1
FR2175737B1 FR7300476A FR7300476A FR2175737B1 FR 2175737 B1 FR2175737 B1 FR 2175737B1 FR 7300476 A FR7300476 A FR 7300476A FR 7300476 A FR7300476 A FR 7300476A FR 2175737 B1 FR2175737 B1 FR 2175737B1
Authority
FR
France
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
Application number
FR7300476A
Other languages
French (fr)
Other versions
FR2175737A1 (en
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.)
Nippon Rensui Co
Original Assignee
Nippon Rensui Co
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 claimed from JP2485572A external-priority patent/JPS5416133B2/ja
Priority claimed from JP47053583A external-priority patent/JPS4910552A/ja
Priority claimed from JP47089699A external-priority patent/JPS4944552A/ja
Priority claimed from JP1972142744U external-priority patent/JPS5551596Y2/ja
Application filed by Nippon Rensui Co filed Critical Nippon Rensui Co
Publication of FR2175737A1 publication Critical patent/FR2175737A1/fr
Application granted granted Critical
Publication of FR2175737B1 publication Critical patent/FR2175737B1/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
    • C02F3/02—Aerobic processes
    • C02F3/10—Packings; Fillings; Grids
    • 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
    • C02F3/04—Aerobic processes using trickle filters
    • 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)
FR7300476A 1972-03-10 1973-01-08 Effluent cleaning plant - using biological action of organisms growing on filter nets Granted FR2175737A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2485572A JPS5416133B2 (sv) 1972-03-10 1972-03-10
JP47053583A JPS4910552A (sv) 1972-05-30 1972-05-30
JP47089699A JPS4944552A (sv) 1972-09-07 1972-09-07
JP14274472 1972-12-14
JP1972142744U JPS5551596Y2 (sv) 1972-12-14 1972-12-14

Publications (2)

Publication Number Publication Date
FR2175737A1 FR2175737A1 (en) 1973-10-26
FR2175737B1 true FR2175737B1 (sv) 1976-11-05

Family

ID=27520672

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7300476A Granted FR2175737A1 (en) 1972-03-10 1973-01-08 Effluent cleaning plant - using biological action of organisms growing on filter nets

Country Status (1)

Country Link
FR (1) FR2175737A1 (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1004042A5 (fr) * 1989-06-23 1992-09-15 Faculte Polytechnique De Mons Procede et appareillage pour la mise en contact simultanee d'une phase liquide et d'un fluide gazeux avec une biomasse immobilisee.
DE4333331A1 (de) * 1993-09-30 1995-04-06 Elsner Egon R Anlage und Verfahren zur Aufarbeitung von organische und anorganische Materie enthaltendem Abwasser

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3113102A (en) * 1960-07-15 1963-12-03 Schulze Karl Ludwig Trickling filter
US3231490A (en) * 1963-09-16 1966-01-25 Dow Chemical Co Secondary treatment of waste water
US3301401A (en) * 1964-05-08 1967-01-31 Dow Chemical Co Secondary waste water treatment apparatus
ES386366A1 (es) * 1970-12-11 1973-03-16 Perez Minguez Mateo Perfeccionamientos en nucleos para interfase entre liquidosy gases.

Also Published As

Publication number Publication date
FR2175737A1 (en) 1973-10-26

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Legal Events

Date Code Title Description
ST Notification of lapse