DE69302799D1 - Zusammensetzung für die Behandlung von Kesselwasser - Google Patents

Zusammensetzung für die Behandlung von Kesselwasser

Info

Publication number
DE69302799D1
DE69302799D1 DE69302799T DE69302799T DE69302799D1 DE 69302799 D1 DE69302799 D1 DE 69302799D1 DE 69302799 T DE69302799 T DE 69302799T DE 69302799 T DE69302799 T DE 69302799T DE 69302799 D1 DE69302799 D1 DE 69302799D1
Authority
DE
Germany
Prior art keywords
treatment
composition
boiler water
boiler
water
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 - Lifetime
Application number
DE69302799T
Other languages
English (en)
Other versions
DE69302799T2 (de
Inventor
Shiro Taya
Takayasu Ueda
Moriyasu Itoh
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.)
Kurita Water Industries Ltd
Original Assignee
Kurita Water Industries Ltd
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 Kurita Water Industries Ltd filed Critical Kurita Water Industries Ltd
Application granted granted Critical
Publication of DE69302799D1 publication Critical patent/DE69302799D1/de
Publication of DE69302799T2 publication Critical patent/DE69302799T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • C02F5/12—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 nitrogen
    • C02F5/125—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 nitrogen combined with inorganic substances
    • 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
    • C02F5/105—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 combined with inorganic substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Anti-Oxidant Or Stabilizer Compositions (AREA)
DE69302799T 1992-12-25 1993-12-21 Zusammensetzung für die Behandlung von Kesselwasser Expired - Lifetime DE69302799T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP35903592 1992-12-25
JP13906893A JP3172744B2 (ja) 1992-12-25 1993-05-17 ボイラ用薬剤

Publications (2)

Publication Number Publication Date
DE69302799D1 true DE69302799D1 (de) 1996-06-27
DE69302799T2 DE69302799T2 (de) 1996-09-26

Family

ID=26471968

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69302799T Expired - Lifetime DE69302799T2 (de) 1992-12-25 1993-12-21 Zusammensetzung für die Behandlung von Kesselwasser

Country Status (4)

Country Link
US (1) US5603862A (de)
EP (1) EP0603811B1 (de)
JP (1) JP3172744B2 (de)
DE (1) DE69302799T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3172744B2 (ja) * 1992-12-25 2001-06-04 栗田工業株式会社 ボイラ用薬剤
JP3656384B2 (ja) * 1997-03-28 2005-06-08 三浦工業株式会社 ボイラの運転方法
JP3578257B2 (ja) * 1998-01-13 2004-10-20 栗田工業株式会社 ボイラ水処理剤
JP5140899B2 (ja) * 2001-08-30 2013-02-13 株式会社片山化学工業研究所 ボイラの水処理方法
FR2829708B1 (fr) * 2001-09-18 2008-01-11 Coatex Sas Dispersants a effet tampon pour bases et compositions de peinture
US7317051B2 (en) * 2003-11-14 2008-01-08 Chem Link Moisture curable sealer and adhesive composition
US20060046953A1 (en) * 2004-09-02 2006-03-02 Charkhutian Kostan B Process for inhibiting scale on metal surfaces
EP2421800B1 (de) * 2009-04-21 2019-08-28 Ecolab USA Inc. Verfahren und vorrichtung zur kontrolle der wasserhärte
US9193610B2 (en) 2011-08-10 2015-11-24 Ecolab USA, Inc. Synergistic interaction of weak cation exchange resin and magnesium oxide

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL282584A (de) * 1961-08-30
US3235324A (en) * 1964-09-25 1966-02-15 Dow Chemical Co Boiler protection
GB1258068A (de) * 1968-01-29 1971-12-22
US4014078A (en) * 1976-01-16 1977-03-29 Electro-Clamp Corporation Clamping device with adjusting ring
US4049467A (en) * 1976-04-23 1977-09-20 Lever Brothers Company Method and compositions for removal of hard surface manganese ion-derived discolorations
US4019859A (en) * 1976-09-20 1977-04-26 Betz Laboratories, Inc. Triethylene tetramine stabilization of cobalt catalyzed sulfite solutions and use thereof in controlling oxygen corrosion in boiler water systems
US4711725A (en) * 1985-06-26 1987-12-08 Rohm And Haas Co. Method of stabilizing aqueous systems
EP0211294A3 (de) * 1985-08-06 1988-11-17 Eltech Systems Corporation Behandlungsmittel für Flüssigkeiten
DE3872849T2 (de) * 1987-12-16 1992-12-03 Diversey Corp Alles enthaltende zusammensetzung fuer die behandlung von kesselwasser.
US4874541A (en) * 1987-12-16 1989-10-17 Dubois Chemicals, Inc. All-in-one boiler water treatment composition
US4937002A (en) * 1989-06-12 1990-06-26 National Starch And Chemical Investment Holding Corporation Interpolymers for barium sulphate inhibition
JPH03191076A (ja) * 1989-12-20 1991-08-21 Kurita Water Ind Ltd ボイラ用脱酸素剤
US5078891A (en) * 1990-03-08 1992-01-07 Betz Laboratories, Inc. Method of controlling silica deposition in aqueous systems
JP3172744B2 (ja) * 1992-12-25 2001-06-04 栗田工業株式会社 ボイラ用薬剤

Also Published As

Publication number Publication date
US5603862A (en) 1997-02-18
DE69302799T2 (de) 1996-09-26
EP0603811B1 (de) 1996-05-22
JPH06240476A (ja) 1994-08-30
JP3172744B2 (ja) 2001-06-04
EP0603811A1 (de) 1994-06-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition