IT1134660B - Trattamenti e procedimento per inibire la corrosione di metalli - Google Patents

Trattamenti e procedimento per inibire la corrosione di metalli

Info

Publication number
IT1134660B
IT1134660B IT26551/80A IT2655180A IT1134660B IT 1134660 B IT1134660 B IT 1134660B IT 26551/80 A IT26551/80 A IT 26551/80A IT 2655180 A IT2655180 A IT 2655180A IT 1134660 B IT1134660 B IT 1134660B
Authority
IT
Italy
Prior art keywords
treatments
procedure
metal corrosion
inhibit metal
inhibit
Prior art date
Application number
IT26551/80A
Other languages
English (en)
Other versions
IT8026551A0 (it
Inventor
Roger Cletus May
Gary Edwin Geiger
Original Assignee
Betz Int
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 Int filed Critical Betz Int
Publication of IT8026551A0 publication Critical patent/IT8026551A0/it
Application granted granted Critical
Publication of IT1134660B publication Critical patent/IT1134660B/it

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)
IT26551/80A 1979-12-10 1980-12-10 Trattamenti e procedimento per inibire la corrosione di metalli IT1134660B (it)

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 (2)

Publication Number Publication Date
IT8026551A0 IT8026551A0 (it) 1980-12-10
IT1134660B true IT1134660B (it) 1986-08-13

Family

ID=22285764

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26551/80A IT1134660B (it) 1979-12-10 1980-12-10 Trattamenti e procedimento per inibire la corrosione di metalli

Country Status (11)

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

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US4929362A (en) * 1983-10-26 1990-05-29 Betz Laboratories, Inc. Calcium phosphate scale control methods
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US4923634A (en) * 1986-05-09 1990-05-08 Nalco Chemical Company Cooling water corrosion inhibition method
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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
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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
US5049310A (en) * 1987-04-27 1991-09-17 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
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Also Published As

Publication number Publication date
NZ193766A (en) 1983-03-15
EP0033417B1 (en) 1985-06-05
AU532454B2 (en) 1983-09-29
CA1131436A (en) 1982-09-14
DE3070746D1 (en) 1985-07-11
BE886589A (fr) 1981-04-01
AU5845280A (en) 1981-06-18
US4303568A (en) 1981-12-01
GB2066234A (en) 1981-07-08
FR2482138B1 (fr) 1986-05-09
SG14988G (en) 1988-07-08
IT8026551A0 (it) 1980-12-10
GB2066234B (en) 1983-11-16
EP0033417A1 (en) 1981-08-12
FR2482138A1 (fr) 1981-11-13

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