GR3007148T3 - - Google Patents

Info

Publication number
GR3007148T3
GR3007148T3 GR930400384T GR930400384T GR3007148T3 GR 3007148 T3 GR3007148 T3 GR 3007148T3 GR 930400384 T GR930400384 T GR 930400384T GR 930400384 T GR930400384 T GR 930400384T GR 3007148 T3 GR3007148 T3 GR 3007148T3
Authority
GR
Greece
Prior art keywords
acid
polyphosphoric acid
ester
salt
treated
Prior art date
Application number
GR930400384T
Other languages
Greek (el)
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 filed Critical
Publication of GR3007148T3 publication Critical patent/GR3007148T3/el

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)

Abstract

A method for inhibiting corrosion in aqueous systems comprising adding to the system being treated an effective amount of a composition comprising a molybdate ion source, a carboxylic acid/sulfonic acid polymer or salt thereof and polyphosphoric acid or an ester of polyphosphoric acid.
GR930400384T 1988-04-21 1993-02-25 GR3007148T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18431988A 1988-04-21 1988-04-21

Publications (1)

Publication Number Publication Date
GR3007148T3 true GR3007148T3 (en) 1993-07-30

Family

ID=22676422

Family Applications (1)

Application Number Title Priority Date Filing Date
GR930400384T GR3007148T3 (en) 1988-04-21 1993-02-25

Country Status (8)

Country Link
EP (1) EP0339716B1 (en)
JP (1) JPH01316475A (en)
AT (1) ATE83804T1 (en)
AU (1) AU617791B2 (en)
DE (1) DE68903989T2 (en)
ES (1) ES2045384T3 (en)
GR (1) GR3007148T3 (en)
NZ (1) NZ228751A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4798683A (en) * 1988-04-21 1989-01-17 Calgon Corporation Method for controlling corrosion using molybdate compositions
RO109562B1 (en) * 1991-04-12 1995-03-30 Gulf Coast Performance Chemica Corrosion inhibition compositions from the water cooling plants and use method thereof
DE19706410C2 (en) * 1997-02-19 2001-04-05 Metakorin Wasser Chemie Gmbh Process and agent for the anti-corrosion treatment of water-bearing metal systems
JP5099884B2 (en) * 2007-03-29 2012-12-19 伯東株式会社 Corrosion inhibitor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4176059A (en) * 1978-06-08 1979-11-27 Quatic Chemicals Limited Anti-corrosion composition for use in aqueous systems
US4409121A (en) * 1980-07-21 1983-10-11 Uop Inc. Corrosion inhibitors
JPS5919480A (en) * 1982-07-26 1984-01-31 Olympus Optical Co Ltd Solid-state image pickup device
US4512552A (en) * 1982-11-16 1985-04-23 Katayama Chemical Works Co., Ltd. Corrosion inhibitor
CA1258963A (en) * 1983-03-07 1989-09-05 Bennett P. Boffardi Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
US4640793A (en) * 1984-02-14 1987-02-03 Calgon Corporation Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
US4717495A (en) * 1984-11-30 1988-01-05 Fleetguard, Inc. Diesel engine cooling system compositions
US4798683A (en) * 1988-04-21 1989-01-17 Calgon Corporation Method for controlling corrosion using molybdate compositions

Also Published As

Publication number Publication date
ATE83804T1 (en) 1993-01-15
DE68903989D1 (en) 1993-02-04
ES2045384T3 (en) 1994-01-16
AU3319289A (en) 1989-10-26
JPH01316475A (en) 1989-12-21
AU617791B2 (en) 1991-12-05
NZ228751A (en) 1991-10-25
DE68903989T2 (en) 1993-06-03
EP0339716B1 (en) 1992-12-23
EP0339716A1 (en) 1989-11-02

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