DE3872849D1 - Alles enthaltende zusammensetzung fuer die behandlung von kesselwasser. - Google Patents

Alles enthaltende zusammensetzung fuer die behandlung von kesselwasser.

Info

Publication number
DE3872849D1
DE3872849D1 DE8888303437T DE3872849T DE3872849D1 DE 3872849 D1 DE3872849 D1 DE 3872849D1 DE 8888303437 T DE8888303437 T DE 8888303437T DE 3872849 T DE3872849 T DE 3872849T DE 3872849 D1 DE3872849 D1 DE 3872849D1
Authority
DE
Germany
Prior art keywords
boiler water
oxygen scavenging
treatment
composition
scavenging system
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
DE8888303437T
Other languages
English (en)
Other versions
DE3872849T2 (de
Inventor
Llye H Steimel
Ronald J Christensen
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.)
Diversey Corp Canada
Original Assignee
Diversey Corp Canada
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 Diversey Corp Canada filed Critical Diversey Corp Canada
Application granted granted Critical
Publication of DE3872849D1 publication Critical patent/DE3872849D1/de
Publication of DE3872849T2 publication Critical patent/DE3872849T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • 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
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • 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)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
DE8888303437T 1987-12-16 1988-04-15 Alles enthaltende zusammensetzung fuer die behandlung von kesselwasser. Expired - Lifetime DE3872849T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13350487A 1987-12-16 1987-12-16

Publications (2)

Publication Number Publication Date
DE3872849D1 true DE3872849D1 (de) 1992-08-20
DE3872849T2 DE3872849T2 (de) 1992-12-03

Family

ID=22458925

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888303437T Expired - Lifetime DE3872849T2 (de) 1987-12-16 1988-04-15 Alles enthaltende zusammensetzung fuer die behandlung von kesselwasser.

Country Status (8)

Country Link
EP (1) EP0321066B1 (de)
JP (1) JPH01171697A (de)
AT (1) ATE78242T1 (de)
AU (1) AU598440B2 (de)
CA (1) CA1306661C (de)
DE (1) DE3872849T2 (de)
ES (1) ES2051840T3 (de)
GR (1) GR3005899T3 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9005440D0 (en) * 1990-03-10 1990-05-09 Ciba Geigy Ag Composition
US5091108A (en) * 1991-02-21 1992-02-25 Nalco Chemical Company Method of retarding corrosion of metal surfaces in contact with boiler water systems which corrosion is caused by dissolved oxygen
JP3172744B2 (ja) * 1992-12-25 2001-06-04 栗田工業株式会社 ボイラ用薬剤
US6797197B2 (en) * 2002-08-30 2004-09-28 Johnsondiversey, Inc. Modified amine for boiler water treatment
KR101284809B1 (ko) * 2007-06-15 2013-07-10 에스케이케미칼주식회사 수처리제 조성물 및 이를 이용한 수처리 방법
JP2009285530A (ja) * 2008-05-27 2009-12-10 Kurita Water Ind Ltd ボイラ装置用水処理剤及びボイラ装置の水処理方法
JP5786277B2 (ja) * 2010-03-31 2015-09-30 栗田工業株式会社 スケール除去方法及びスケール除去剤
US8784679B2 (en) 2011-10-25 2014-07-22 Dubois Chemicals, Inc. Aqueous powder water treatment compositions and methods for making same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5242748A (en) * 1975-10-01 1977-04-02 Hitachi Ltd Process for detecting the position and shape of an object
JPS55109210A (en) * 1979-02-09 1980-08-22 Kurita Water Ind Ltd Stabilizer for aqueous sulfite solution
US4443340A (en) * 1981-10-09 1984-04-17 Betz Laboratories, Inc. Control of iron induced fouling in water systems
GB2117369B (en) * 1982-04-01 1985-02-27 Nalco Chemical Co Sulfite-erythorbic acid corrosion inhibitors
JPS6059080A (ja) * 1983-09-08 1985-04-05 Kurita Water Ind Ltd 腐食抑制剤
US4609483A (en) * 1985-03-07 1986-09-02 W. R. Grace & Co. Scale inhibiting composition

Also Published As

Publication number Publication date
ATE78242T1 (de) 1992-08-15
DE3872849T2 (de) 1992-12-03
ES2051840T3 (es) 1994-07-01
JPH01171697A (ja) 1989-07-06
AU598440B2 (en) 1990-06-21
GR3005899T3 (de) 1993-06-07
EP0321066B1 (de) 1992-07-15
AU2651288A (en) 1989-06-22
EP0321066A2 (de) 1989-06-21
CA1306661C (en) 1992-08-25
EP0321066A3 (en) 1989-09-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee