PT92827A - Processo para a purificacao de agua - Google Patents

Processo para a purificacao de agua

Info

Publication number
PT92827A
PT92827A PT9282790A PT9282790A PT92827A PT 92827 A PT92827 A PT 92827A PT 9282790 A PT9282790 A PT 9282790A PT 9282790 A PT9282790 A PT 9282790A PT 92827 A PT92827 A PT 92827A
Authority
PT
Portugal
Prior art keywords
water
purification
sludge
sewage water
denitrification
Prior art date
Application number
PT9282790A
Other languages
English (en)
Other versions
PT92827B (pt
Inventor
Johan Lara Ingemar Karlsson
Original Assignee
Kemira Kemi Ab
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 Kemira Kemi Ab filed Critical Kemira Kemi Ab
Publication of PT92827A publication Critical patent/PT92827A/pt
Publication of PT92827B publication Critical patent/PT92827B/pt

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
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/18—Treatment of sludge; Devices therefor by thermal conditioning
    • 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
    • C02F3/302—Nitrification and denitrification treatment
    • 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)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Removal Of Specific Substances (AREA)
  • Water Treatment By Sorption (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Activated Sludge Processes (AREA)
  • Physical Water Treatments (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Confectionery (AREA)
  • Detergent Compositions (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Treatment Of Sludge (AREA)
PT92827A 1989-01-11 1990-01-10 Processo para a purificacao de agua PT92827B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8900071A SE8900071D0 (sv) 1989-01-11 1989-01-11 Vattenreningsprocess 2

Publications (2)

Publication Number Publication Date
PT92827A true PT92827A (pt) 1990-07-31
PT92827B PT92827B (pt) 1996-11-29

Family

ID=20374712

Family Applications (1)

Application Number Title Priority Date Filing Date
PT92827A PT92827B (pt) 1989-01-11 1990-01-10 Processo para a purificacao de agua

Country Status (12)

Country Link
EP (1) EP0378521B1 (pt)
JP (1) JP2928569B2 (pt)
AT (1) ATE95806T1 (pt)
CA (1) CA2007455A1 (pt)
DE (1) DE69003820T2 (pt)
DK (1) DK0378521T3 (pt)
ES (1) ES2047309T3 (pt)
FI (1) FI103725B (pt)
IE (1) IE67375B1 (pt)
NO (1) NO302354B1 (pt)
PT (1) PT92827B (pt)
SE (1) SE8900071D0 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE468985B (sv) * 1990-09-07 1993-04-26 Johnson Axel Eng Ab Foerfarande foer rening av avloppsvatten
ES2038556B1 (es) * 1991-12-23 1994-02-16 Univ Cantabria Proceso de tratamiento biologico de aguas residuales basado en una biopelicula desarrollada sobre un soporte permeable a gases.
US5481815A (en) * 1993-06-30 1996-01-09 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of The Environment System to reduce sediment toxicity
US5700685A (en) * 1993-07-01 1997-12-23 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of The Environment System to reduce sediment toxicity
FR2714045B1 (fr) * 1993-12-20 1997-12-05 Lyonnaise Eaux Procédé d'épuration d'eaux usées avec dénitrification et installations pour sa mise en Óoeuvre.
ES2145686B1 (es) * 1998-01-14 2001-02-01 Univ Cantabria Proceso de depuracion biologica conjunta de fosforo y materia organica carbonosa, empleando biopelicula fija sobre soporte hidrofobo y permeable al flujo de gases, y con alimentacion de gases de oxigenacion a traves del soporte.
GB9827518D0 (en) * 1998-12-14 1999-02-10 County Environmental Services Landfill leachate treatment
KR100432321B1 (ko) * 2002-08-13 2004-05-20 엔바이로텍 주식회사 슬러지 분해가용화 방법을 이용한 슬러지 무배출하수고도처리방법
JP4572504B2 (ja) * 2003-03-24 2010-11-04 栗田工業株式会社 生物脱窒方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3586625A (en) * 1969-12-12 1971-06-22 Texaco Inc Treatment of aqueous streams for removal of nitrogen and phosphorus compounds
JPS5044651A (pt) * 1973-08-27 1975-04-22
US3939068A (en) * 1973-12-06 1976-02-17 The United States Of America As Represented By The Secretary Of The Army Process for treating waste water containing cellulose nitrate particles
JPS51122945A (en) * 1975-04-18 1976-10-27 Ebara Infilco Co Ltd Process for treating waste water
JPS6028894A (ja) * 1983-07-26 1985-02-14 Kurita Water Ind Ltd し尿の処理方法
SE456500B (sv) * 1985-09-16 1988-10-10 Boliden Ab Forfarande for rening av vatten for eliminering av kveve

Also Published As

Publication number Publication date
ATE95806T1 (de) 1993-10-15
IE900099L (en) 1990-07-11
DE69003820D1 (de) 1993-11-18
FI900142A (fi) 1990-07-12
DK0378521T3 (da) 1994-02-14
NO900124L (no) 1990-07-12
FI900142A0 (fi) 1990-01-10
NO302354B1 (no) 1998-02-23
PT92827B (pt) 1996-11-29
EP0378521A1 (en) 1990-07-18
JP2928569B2 (ja) 1999-08-03
NO900124D0 (no) 1990-01-10
SE8900071D0 (sv) 1989-01-11
IE67375B1 (en) 1996-03-20
ES2047309T3 (es) 1994-02-16
EP0378521B1 (en) 1993-10-13
JPH02273600A (ja) 1990-11-08
FI103725B1 (fi) 1999-08-31
FI103725B (fi) 1999-08-31
DE69003820T2 (de) 1994-02-10
CA2007455A1 (en) 1990-07-11

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Legal Events

Date Code Title Description
FC3A Refusal

Effective date: 19950913

FG3A Patent granted, date of granting

Effective date: 19960902

MM4A Annulment/lapse due to non-payment of fees, searched and examined patent

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20070302