DK169585D0 - Fremgangsmaade til minimisering af doegnvariationer i phosphorindholdet i afloeb fra spildevandsbehandlingsanlaeg - Google Patents

Fremgangsmaade til minimisering af doegnvariationer i phosphorindholdet i afloeb fra spildevandsbehandlingsanlaeg

Info

Publication number
DK169585D0
DK169585D0 DK169585A DK169585A DK169585D0 DK 169585 D0 DK169585 D0 DK 169585D0 DK 169585 A DK169585 A DK 169585A DK 169585 A DK169585 A DK 169585A DK 169585 D0 DK169585 D0 DK 169585D0
Authority
DK
Denmark
Prior art keywords
procedure
wastewater treatment
treatment plants
phosphorus contents
day variations
Prior art date
Application number
DK169585A
Other languages
English (en)
Other versions
DK166818B1 (da
DK169585A (da
Inventor
Sun-Nan Hong
Marshall Louis Spector
Original Assignee
Air Prod & Chem
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24404194&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK169585(D0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Air Prod & Chem filed Critical Air Prod & Chem
Publication of DK169585D0 publication Critical patent/DK169585D0/da
Publication of DK169585A publication Critical patent/DK169585A/da
Application granted granted Critical
Publication of DK166818B1 publication Critical patent/DK166818B1/da

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
    • 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
    • Y10S210/903—Nitrogenous
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Microbiology (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Molecular Biology (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Removal Of Specific Substances (AREA)
  • Fertilizers (AREA)
  • Activated Sludge Processes (AREA)
  • Treatment Of Sludge (AREA)
DK169585A 1984-04-17 1985-04-15 Fremgangsmaade til minimering af doegnvariationer i phosphorindeholdet i afloeb fra spildevandsbehandlingsanlaeg DK166818B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/600,586 US4650585A (en) 1984-04-17 1984-04-17 Method for minimizing diurnal swing in phosphorus content of effluent streams from wastewater treating plants
US60058684 1984-04-17

Publications (3)

Publication Number Publication Date
DK169585D0 true DK169585D0 (da) 1985-04-15
DK169585A DK169585A (da) 1985-10-18
DK166818B1 DK166818B1 (da) 1993-07-19

Family

ID=24404194

Family Applications (1)

Application Number Title Priority Date Filing Date
DK169585A DK166818B1 (da) 1984-04-17 1985-04-15 Fremgangsmaade til minimering af doegnvariationer i phosphorindeholdet i afloeb fra spildevandsbehandlingsanlaeg

Country Status (11)

Country Link
US (1) US4650585A (da)
EP (1) EP0159008B1 (da)
JP (1) JPS60238197A (da)
AT (1) ATE30007T1 (da)
AU (1) AU552539B2 (da)
CA (1) CA1254679A (da)
DE (1) DE3560710D1 (da)
DK (1) DK166818B1 (da)
ES (1) ES8702298A1 (da)
NO (1) NO166704C (da)
ZA (1) ZA852863B (da)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU205330B (en) * 1986-05-19 1992-04-28 Tatabanyai Banyak Vallalat Process for purifying sewage containing organic material, by increased removal of phosphorus and nitrogen
DE3644770C1 (de) * 1986-12-30 1988-06-01 Linde Ag Verfahren zur Reinigung phosphathaltiger Abwaesser mittels biologischer Phosphorelimination sowie Anlage zur Durchfuehrung dieses Verfahrens
JP2661093B2 (ja) * 1988-02-01 1997-10-08 味の素株式会社 活性汚泥法による廃水処理方法
JPH0790234B2 (ja) * 1989-08-25 1995-10-04 株式会社日立製作所 活性汚泥による下水処理方法及び装置
US4948510A (en) * 1989-10-12 1990-08-14 United Industries, Inc. Biological phosphorous removal from wastewater using multiple recombinable basins
DE4133805C2 (de) * 1991-10-12 1995-03-23 Schreiber Berthold Verfahren zur biologischen Abwasserreinigung
US5558763A (en) * 1993-06-24 1996-09-24 Hitachi Plant Engineering & Construction Co., Ltd. Sewage treatment system with air jetting means
DE4338220C2 (de) * 1993-11-09 2001-06-13 Alfred Albert Verfahren zur Steuerung der Atmungsaktivität von Mikroorganismen in einem Belebtschlammprozeß bei der Abwasserreinigung
US5496472A (en) * 1993-12-20 1996-03-05 Tetra Technologies, Inc. Method and apparatus for denitrification of wastewater
US5603833A (en) * 1995-01-13 1997-02-18 Miller; Stanley D. Biological removal of phosphorus and nitrogen from wastewater using a stressed contact zone and a luxury contact zone
CN1270987C (zh) * 1996-07-10 2006-08-23 阿克-艾罗比克系统公司 多阶段双循环周期的污水处理工艺
US6576130B2 (en) * 2000-07-17 2003-06-10 North American Wetland Engineering, Inc. Absorption field reclamation and maintenance system
US6712970B1 (en) * 2002-01-11 2004-03-30 Enviroquip, Inc. Sewage treatment process with phosphorus removal
US6620322B1 (en) * 2002-06-21 2003-09-16 Smith & Vesio Llc Apparatus and methods for purifying a waste influent material
US7172699B1 (en) 2004-10-13 2007-02-06 Eimco Water Technologies Llc Energy efficient wastewater treatment for nitrogen and phosphorus removal
US7270750B2 (en) * 2005-04-08 2007-09-18 Ecofluid Systems, Inc. Clarifier recycle system design for use in wastewater treatment system
WO2008024445A2 (en) * 2006-08-23 2008-02-28 Siemens Water Technologies Corp. Sequencing batch reactor with continuous membrane filtration and solids reduction
KR101147157B1 (ko) * 2009-05-27 2012-05-25 권중천 장방형 상향류 혐기/무산소 반응조를 포함하는 하?폐수처리장치 및 이를 이용한 하?폐수처리방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5044332A (da) * 1973-08-23 1975-04-21
US4162153A (en) * 1976-04-12 1979-07-24 Air Products And Chemicals, Inc. High nitrogen and phosphorous content biomass produced by treatment of a BOD-containing material
US4056465A (en) * 1976-04-12 1977-11-01 Air Products And Chemicals, Inc. Production of non-bulking activated sludge
US4271026A (en) * 1979-10-09 1981-06-02 Air Products And Chemicals, Inc. Control of activated sludge wastewater treating process for enhanced phosphorous removal
JPS5665693A (en) * 1979-11-02 1981-06-03 Kurita Water Ind Ltd Removal of phosphorus from sewage
JPS57167797A (en) * 1981-04-07 1982-10-15 Showa Denko Kk Removing and recovering method for phosphorus in waste water
JPS58163496A (ja) * 1982-03-25 1983-09-28 Hitachi Plant Eng & Constr Co Ltd 廃水の生物学的脱窒素及び脱リン方法
US4488968A (en) * 1983-03-07 1984-12-18 Air Products And Chemicals, Inc. Removal of phosphates and BOD from wastewaters

Also Published As

Publication number Publication date
EP0159008A1 (en) 1985-10-23
ES542277A0 (es) 1986-12-16
DE3560710D1 (en) 1987-11-05
EP0159008B1 (en) 1987-09-30
AU552539B2 (en) 1986-06-05
ES8702298A1 (es) 1986-12-16
US4650585A (en) 1987-03-17
ZA852863B (en) 1986-12-30
JPS60238197A (ja) 1985-11-27
NO166704C (no) 1991-08-28
NO166704B (no) 1991-05-21
DK166818B1 (da) 1993-07-19
NO851474L (no) 1985-10-18
ATE30007T1 (de) 1987-10-15
CA1254679A (en) 1989-05-23
DK169585A (da) 1985-10-18
AU4121585A (en) 1985-10-24

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
B1 Patent granted (law 1993)
PBP Patent lapsed
PBP Patent lapsed