DE3070746D1 - Method of and composition for inhibiting corrosion - Google Patents

Method of and composition for inhibiting corrosion

Info

Publication number
DE3070746D1
DE3070746D1 DE8080304433T DE3070746T DE3070746D1 DE 3070746 D1 DE3070746 D1 DE 3070746D1 DE 8080304433 T DE8080304433 T DE 8080304433T DE 3070746 T DE3070746 T DE 3070746T DE 3070746 D1 DE3070746 D1 DE 3070746D1
Authority
DE
Germany
Prior art keywords
composition
inhibiting corrosion
inhibiting
corrosion
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
DE8080304433T
Other languages
English (en)
Inventor
Roger Cletus May
Gary Edwin Geiger
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.)
BetzDearborn Europe Inc
Original Assignee
Betz Europe Inc
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 Betz Europe Inc filed Critical Betz Europe Inc
Application granted granted Critical
Publication of DE3070746D1 publication Critical patent/DE3070746D1/de
Expired 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
    • 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
    • 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
    • C02F5/14—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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
DE8080304433T 1979-12-10 1980-12-09 Method of and composition for inhibiting corrosion Expired DE3070746D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/101,658 US4303568A (en) 1979-12-10 1979-12-10 Corrosion inhibition treatments and method

Publications (1)

Publication Number Publication Date
DE3070746D1 true DE3070746D1 (en) 1985-07-11

Family

ID=22285764

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080304433T Expired DE3070746D1 (en) 1979-12-10 1980-12-09 Method of and composition for inhibiting corrosion

Country Status (11)

Country Link
US (1) US4303568A (de)
EP (1) EP0033417B1 (de)
AU (1) AU532454B2 (de)
BE (1) BE886589A (de)
CA (1) CA1131436A (de)
DE (1) DE3070746D1 (de)
FR (1) FR2482138B1 (de)
GB (1) GB2066234B (de)
IT (1) IT1134660B (de)
NZ (1) NZ193766A (de)
SG (1) SG14988G (de)

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US4671934A (en) * 1986-04-18 1987-06-09 Buckman Laboratories, Inc. Aminophosphonic acid/phosphate mixtures for controlling corrosion of metal and inhibiting calcium phosphate precipitation
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JP2608550B2 (ja) * 1986-10-17 1997-05-07 株式会社 片山化学工業研究所 軟水ボイラの防食処理方法
US4717542A (en) * 1987-01-23 1988-01-05 W. R. Grace & Co. Inhibiting corrosion of iron base metals
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US4973428A (en) * 1987-04-27 1990-11-27 Nalco Chemical Company Zinc stabilization with modified acrylamide based polymers and corrosion inhibition derived therefrom
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US4735787A (en) * 1987-08-17 1988-04-05 Nalco Chemical Company Scale inhibitor for intermittent washed mist eliminators in flue gas desulfurization systems
US5171515A (en) * 1988-04-20 1992-12-15 Westinghouse Electric Corp. Process for inhibiting corrosion in a pressurized water nuclear reactor
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Also Published As

Publication number Publication date
AU5845280A (en) 1981-06-18
FR2482138B1 (fr) 1986-05-09
SG14988G (en) 1988-07-08
GB2066234B (en) 1983-11-16
EP0033417B1 (de) 1985-06-05
EP0033417A1 (de) 1981-08-12
NZ193766A (en) 1983-03-15
AU532454B2 (en) 1983-09-29
GB2066234A (en) 1981-07-08
US4303568A (en) 1981-12-01
IT1134660B (it) 1986-08-13
IT8026551A0 (it) 1980-12-10
FR2482138A1 (fr) 1981-11-13
CA1131436A (en) 1982-09-14
BE886589A (fr) 1981-04-01

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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