FR2294986B1 - - Google Patents

Info

Publication number
FR2294986B1
FR2294986B1 FR7539369A FR7539369A FR2294986B1 FR 2294986 B1 FR2294986 B1 FR 2294986B1 FR 7539369 A FR7539369 A FR 7539369A FR 7539369 A FR7539369 A FR 7539369A FR 2294986 B1 FR2294986 B1 FR 2294986B1
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
FR7539369A
Other languages
French (fr)
Other versions
FR2294986A1 (fr
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.)
Agrotechnika NP
Original Assignee
Agrotechnika NP
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 Agrotechnika NP filed Critical Agrotechnika NP
Publication of FR2294986A1 publication Critical patent/FR2294986A1/fr
Application granted granted Critical
Publication of FR2294986B1 publication Critical patent/FR2294986B1/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
    • C02F3/12—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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/586—Treatment of water, waste water, or sewage by removing specified dissolved compounds by removing ammoniacal nitrogen
    • 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
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • 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

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Removal Of Specific Substances (AREA)
FR7539369A 1974-12-22 1975-12-22 Procede et dispositif de purification d'eaux usees dans l'industrie et dans l'agriculture Granted FR2294986A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS887674A CS181403B1 (en) 1974-12-22 1974-12-22 Method and device for with organic substances strongly polluted waste water treatment in industry and agriculture

Publications (2)

Publication Number Publication Date
FR2294986A1 FR2294986A1 (fr) 1976-07-16
FR2294986B1 true FR2294986B1 (OSRAM) 1979-07-27

Family

ID=5439949

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7539369A Granted FR2294986A1 (fr) 1974-12-22 1975-12-22 Procede et dispositif de purification d'eaux usees dans l'industrie et dans l'agriculture

Country Status (6)

Country Link
CS (1) CS181403B1 (OSRAM)
FR (1) FR2294986A1 (OSRAM)
GB (1) GB1518357A (OSRAM)
IT (1) IT1051391B (OSRAM)
NL (1) NL172228C (OSRAM)
SE (1) SE429330B (OSRAM)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU172727B (hu) * 1976-02-07 1978-11-28 Tatabanyai Szenbanyak Sposob ochistki navoznoj zhizhi, voznikajuhhejsja v promyshlennykh skotovodcheskikh fermakh
CS201654B1 (en) * 1976-10-29 1980-11-28 Jaroslav Kristoufek Method of obtaining concentrated nitrogenous and organic phosphatocalcareous products from organic materials,animal excrements and sewage sludge
DE2738309A1 (de) * 1977-08-25 1979-03-15 Linde Ag Verfahren zur reinigung calcium enthaltenden, organisch belasteten abwassers
FR2420363A2 (fr) * 1978-03-22 1979-10-19 Soaf Reacteur pour la separation des impuretes d'un liquide et installation comportant un tel reacteur
US4738750A (en) * 1986-02-10 1988-04-19 Stone Container Corp. System and method for treating pulp and paper mill waste water
DK294089D0 (da) * 1989-06-15 1989-06-15 Ingenioer Og Arkitektfirmaet J Fremgangsmaade samt anlaeg til behandling af organisk belastet spildevand
US5275734A (en) * 1992-08-04 1994-01-04 International Business Machines Corporation Chemical pre-treatment and biological destruction of propylene carbonate waste streams effluent streams to reduce the biological oxygen demand thereof
SE508836C2 (sv) * 1993-04-20 1998-11-09 Boliden Contech Ab Förfarande för rening av industriellt avloppsvatten genom utfällning i två steg
EP0672624A1 (en) * 1994-02-21 1995-09-20 Ecc International Limited Treatment of waste water
CN100429157C (zh) * 2005-10-31 2008-10-29 中国石油化工股份有限公司 一种氨氮废水的处理方法
ATE523248T1 (de) 2007-03-21 2011-09-15 Omya Development Ag Oberflächenbehandeltes calciumcarbonat und dessen verwendung zur abwasserbehandlung
EP2011766B1 (en) 2007-06-15 2009-03-25 Omya Development Ag Surface-reacted calcium carbonate in combination with hydrophobic adsorbent for water treatment
FI20085969A7 (fi) * 2008-10-15 2010-04-16 Nordkalk Oy Ab Hapan vesi ja sen käyttö vedenpoistoon tai kiintoaineiden erottamiseen
FR3009552A1 (fr) * 2013-08-08 2015-02-13 Jean Paul Braun Procede de traitement avec assainissement en continue par une solution alcaline de neutralisation de la flore des effluents liquides et utilisation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE75875C (de) * C. SALZBERGER in Burgsteinfurt i. W Vorrichtung zur Reinigung von Gebrauchswasser durch Kalk und Kohlensäure
US2196840A (en) * 1935-10-11 1940-04-09 Micajah T Singleton Sewage treatment
CH418990A (de) * 1963-02-21 1966-08-15 Hildebrand Karl Heinz Fa Verfahren zum Klären von Abwasser
US3736254A (en) * 1971-06-03 1973-05-29 Owens Illinois Inc System for removing color from paper mill liquid waste

Also Published As

Publication number Publication date
CS181403B1 (en) 1978-03-31
NL172228B (nl) 1983-03-01
SE429330B (sv) 1983-08-29
NL172228C (nl) 1983-08-01
IT1051391B (it) 1981-04-21
NL7514872A (nl) 1976-06-24
GB1518357A (en) 1978-07-19
FR2294986A1 (fr) 1976-07-16
SE7514541L (sv) 1976-06-23

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Legal Events

Date Code Title Description
ST Notification of lapse