DE3263426D1 - A method for producing an aqueous solution of high phosphorous content, recovering iron compounds constituting precipitating agents, and separating heavy metals in a sewage-water or raw-water purification plant - Google Patents

A method for producing an aqueous solution of high phosphorous content, recovering iron compounds constituting precipitating agents, and separating heavy metals in a sewage-water or raw-water purification plant

Info

Publication number
DE3263426D1
DE3263426D1 DE8282850195T DE3263426T DE3263426D1 DE 3263426 D1 DE3263426 D1 DE 3263426D1 DE 8282850195 T DE8282850195 T DE 8282850195T DE 3263426 T DE3263426 T DE 3263426T DE 3263426 D1 DE3263426 D1 DE 3263426D1
Authority
DE
Germany
Prior art keywords
water
aqueous solution
sewage
raw
producing
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.)
Expired
Application number
DE8282850195T
Other languages
English (en)
Inventor
K Wilhelm Ripl
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.)
RIPL KARL WILHELM
Original Assignee
RIPL KARL WILHELM
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 RIPL KARL WILHELM filed Critical RIPL KARL WILHELM
Application granted granted Critical
Publication of DE3263426D1 publication Critical patent/DE3263426D1/de
Expired 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
    • C02F1/52—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
    • 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
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/30—Aerobic and anaerobic processes
    • C02F3/308—Biological phosphorus removal
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/906—Phosphorus containing
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Removal Of Specific Substances (AREA)
DE8282850195T 1981-11-24 1982-10-11 A method for producing an aqueous solution of high phosphorous content, recovering iron compounds constituting precipitating agents, and separating heavy metals in a sewage-water or raw-water purification plant Expired DE3263426D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8106992 1981-11-24

Publications (1)

Publication Number Publication Date
DE3263426D1 true DE3263426D1 (en) 1985-06-05

Family

ID=20345112

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282850195T Expired DE3263426D1 (en) 1981-11-24 1982-10-11 A method for producing an aqueous solution of high phosphorous content, recovering iron compounds constituting precipitating agents, and separating heavy metals in a sewage-water or raw-water purification plant

Country Status (5)

Country Link
US (1) US4416779A (de)
EP (1) EP0080981B1 (de)
AT (1) ATE13042T1 (de)
DE (1) DE3263426D1 (de)
SE (1) SE441441B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3539163A1 (de) * 1985-11-05 1987-05-07 Hoechst Ag Verfahren und anlage zur trennung von quecksilber und rotem phosphor
US5543049A (en) * 1991-02-04 1996-08-06 Delman R. Hogen Microbial mediated water treatment
US5620893A (en) * 1992-07-16 1997-04-15 Delman R. Hogen Microbial mediated method for soil and water treatment
US5593590A (en) * 1991-02-27 1997-01-14 Technoagrar Consulting Ag Process for separate treatment and disposal of mixtures of solid and liquid, organic wastes
US5976372A (en) * 1995-01-14 1999-11-02 Vesterager; Niels Ole Method of treating a biomass in order to remove heavy metals with hydrogen sulphide
FR2729653B1 (fr) * 1995-01-20 1998-04-24 Atochem Elf Sa Procede de dephosphatation ameliore des eaux residuaires
SE511166C2 (sv) * 1997-03-14 1999-08-16 Kemira Kemi Ab Förfarande för behandling av slam från avloppsvattenrening
US6855254B1 (en) * 2003-12-19 2005-02-15 Shalom Recycling Inc. Magerle metal waste recovery process
GB2430793A (en) * 2005-09-29 2007-04-04 Bookham Technology Plc Bragg grating reflection strength control
US7927493B2 (en) * 2007-05-11 2011-04-19 Ch2M Hill, Inc. Low phosphorus water treatment methods
US8721887B2 (en) 2009-12-07 2014-05-13 Ch2M Hill, Inc. Method and system for treating wastewater
CN107973444B (zh) * 2017-12-05 2020-12-01 吴江市威士达铜业科技有限公司 蚀刻废液制备氢氧化铜粉体所产生废水的处理方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029575A (en) * 1972-06-09 1977-06-14 Ewing Engineering Company Phosphorus removal from waste water
US3756946A (en) * 1972-06-13 1973-09-04 Biospherics Inc Sewage treatment process
GB1398603A (en) * 1972-09-21 1975-06-25 Environmental Quality Eng Inc Processes for the biological treatment of waste water
SU784754A3 (ru) * 1975-06-04 1980-11-30 Юнион Карбид Корпорейшн (Фирма) Способ биохимической очистки сточных вод, содержащих фосфор
US4042493A (en) * 1975-10-28 1977-08-16 Union Carbide Corporation Phosphate removal from BOD-containing wastewater
US4183808A (en) * 1977-11-23 1980-01-15 Union Carbide Corporation Phosphate removal from wastewater
US4200523A (en) * 1978-03-23 1980-04-29 E. I. Du Pont De Nemours And Company Process for removing sulfate ions from aqueous streams
SE446526B (sv) * 1979-04-24 1986-09-22 Rodococc Innovation Ab Forfarande for utfellning av tungmetaller ur avloppsvatten innehallande sulfatjoner
JPS55155789A (en) * 1979-05-23 1980-12-04 Nippon Kankyo Seibi Kiyouiku Center Dephosphorizing method of waste water containing phosphorus
JPS5665693A (en) * 1979-11-02 1981-06-03 Kurita Water Ind Ltd Removal of phosphorus from sewage

Also Published As

Publication number Publication date
EP0080981A1 (de) 1983-06-08
US4416779A (en) 1983-11-22
SE8205294L (sv) 1983-05-25
SE441441B (sv) 1985-10-07
EP0080981B1 (de) 1985-05-02
ATE13042T1 (de) 1985-05-15
SE8205294D0 (sv) 1982-09-15

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee