NO913898D0 - Fremgangsmaate for aa hemme utfelling av bariumsulfatavsetning i vandige systemer. - Google Patents

Fremgangsmaate for aa hemme utfelling av bariumsulfatavsetning i vandige systemer.

Info

Publication number
NO913898D0
NO913898D0 NO913898A NO913898A NO913898D0 NO 913898 D0 NO913898 D0 NO 913898D0 NO 913898 A NO913898 A NO 913898A NO 913898 A NO913898 A NO 913898A NO 913898 D0 NO913898 D0 NO 913898D0
Authority
NO
Norway
Prior art keywords
provision
procedure
barium sulfate
aqueous systems
disposal
Prior art date
Application number
NO913898A
Other languages
English (en)
Other versions
NO913898L (no
NO302880B1 (no
Inventor
Brian George Clubley
Jan Rideout
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of NO913898D0 publication Critical patent/NO913898D0/no
Publication of NO913898L publication Critical patent/NO913898L/no
Publication of NO302880B1 publication Critical patent/NO302880B1/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Detergent Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Removal Of Specific Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
NO913898A 1990-10-05 1991-10-04 Fremgangsmåte for å hemme utfelling av bariumsulfatavsetning i vandige systemer NO302880B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909021672A GB9021672D0 (en) 1990-10-05 1990-10-05 Inhibition of scale

Publications (3)

Publication Number Publication Date
NO913898D0 true NO913898D0 (no) 1991-10-04
NO913898L NO913898L (no) 1992-04-06
NO302880B1 NO302880B1 (no) 1998-05-04

Family

ID=10683282

Family Applications (1)

Application Number Title Priority Date Filing Date
NO913898A NO302880B1 (no) 1990-10-05 1991-10-04 Fremgangsmåte for å hemme utfelling av bariumsulfatavsetning i vandige systemer

Country Status (10)

Country Link
US (1) US5360550A (no)
EP (1) EP0479465B1 (no)
JP (1) JPH0691296A (no)
AU (1) AU644480B2 (no)
CA (1) CA2052706A1 (no)
DE (1) DE69104947T2 (no)
ES (1) ES2064048T3 (no)
GB (1) GB9021672D0 (no)
NO (1) NO302880B1 (no)
ZA (1) ZA917946B (no)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5091491A (en) * 1990-11-01 1992-02-25 W. R. Grace & Co.-Conn. Water-soluble allylphosphonate copolymers
US5386038A (en) * 1990-12-18 1995-01-31 Albright & Wilson Limited Water treatment agent
US6350410B1 (en) 1995-04-13 2002-02-26 Ch20 Incorporated Method and composition for inhibiting biological fouling in an irrigation system
US5841826A (en) * 1995-08-29 1998-11-24 Westinghouse Electric Corporation Method of using a chemical solution to dislodge and dislocate scale, sludge and other deposits from nuclear steam generators
US5764717A (en) * 1995-08-29 1998-06-09 Westinghouse Electric Corporation Chemical cleaning method for the removal of scale sludge and other deposits from nuclear steam generators
GB9703951D0 (en) * 1997-02-26 1997-04-16 Albright & Wilson Uk Ltd Novel phosphino derivatives
US6585933B1 (en) 1999-05-03 2003-07-01 Betzdearborn, Inc. Method and composition for inhibiting corrosion in aqueous systems
EP1419210B1 (en) * 2001-08-10 2019-01-23 Cabot Specialty Fluids Inc. Alkali metal tungstate compositions and uses thereof
US8513176B2 (en) 2006-08-02 2013-08-20 Ch2O Incorporated Disinfecting and mineral deposit eliminating composition and methods
ATE487745T1 (de) 2006-12-21 2010-11-15 Basf Se Verfahren und polymer zur vermeidung von ba/sr- kesselstein mit nachweisbarer phosphorfunktionalität
US10480125B2 (en) 2009-03-06 2019-11-19 Bwa Water Additives Uk Limited Biocidal compositions
US9447657B2 (en) 2010-03-30 2016-09-20 The Lubrizol Corporation System and method for scale inhibition
US10905125B2 (en) 2014-10-14 2021-02-02 Italmatch Chemicals Gb Ltd. Biocidal compositions and method of treating water using thereof
US10827758B2 (en) 2014-10-14 2020-11-10 Italmatch Chemicals Gb Limited Relating to water treatment
CN105060514A (zh) * 2015-06-30 2015-11-18 苏州佑君环境科技有限公司 一种海水淡化装置阻垢剂及其制备方法
US10538442B2 (en) 2015-08-31 2020-01-21 Bwa Water Additives Uk Limited Water treatment
US10214684B2 (en) 2015-09-30 2019-02-26 Bwa Water Additives Uk Limited Friction reducers and well treatment fluids
US10004233B2 (en) 2015-10-01 2018-06-26 Bwa Water Additives Uk Limited Relating to treatment of water
US9957173B2 (en) 2015-10-08 2018-05-01 Bwa Water Additives Uk Limited Treatment of water
US10570033B2 (en) 2016-05-12 2020-02-25 Italmatch Chemicals Gb Limited Water treatment

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1458235A (en) * 1974-06-11 1976-12-08 Ciba Geigy Uk Ltd Inhibiting scale formation in aqueous systems
DE2525859C2 (de) * 1974-06-11 1983-03-03 Ciba-Geigy (Uk) Ltd., London Verfahren zur Behandlung von wäßrigen Systemen
US4563284A (en) * 1984-08-06 1986-01-07 The B. F. Goodrich Company Inhibition of salt precipitation in aqueous systems
US4913823A (en) * 1988-10-14 1990-04-03 The Mogul Corporation Process for dissolving and removing scale from aqueous systems
GB9021261D0 (en) * 1990-09-29 1990-11-14 Ciba Geigy Ag Scale inhibition
GB9024470D0 (en) * 1990-11-10 1991-01-02 Ciba Geigy Ag Corrision inhibition

Also Published As

Publication number Publication date
ES2064048T3 (es) 1995-01-16
EP0479465A2 (en) 1992-04-08
US5360550A (en) 1994-11-01
CA2052706A1 (en) 1992-04-06
AU644480B2 (en) 1993-12-09
EP0479465B1 (en) 1994-11-02
DE69104947T2 (de) 1995-05-04
NO913898L (no) 1992-04-06
AU8551191A (en) 1992-04-09
JPH0691296A (ja) 1994-04-05
ZA917946B (en) 1994-10-06
GB9021672D0 (en) 1990-11-21
NO302880B1 (no) 1998-05-04
EP0479465A3 (en) 1992-04-15
DE69104947D1 (de) 1994-12-08

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