ATE83804T1 - Verfahren und zusammensetzung zum kontrollieren der korrosion in weichem oder hartem wasser. - Google Patents

Verfahren und zusammensetzung zum kontrollieren der korrosion in weichem oder hartem wasser.

Info

Publication number
ATE83804T1
ATE83804T1 AT89200969T AT89200969T ATE83804T1 AT E83804 T1 ATE83804 T1 AT E83804T1 AT 89200969 T AT89200969 T AT 89200969T AT 89200969 T AT89200969 T AT 89200969T AT E83804 T1 ATE83804 T1 AT E83804T1
Authority
AT
Austria
Prior art keywords
composition
soft
hard water
controlling corrosion
acid
Prior art date
Application number
AT89200969T
Other languages
English (en)
Inventor
Bennett P Boffardi
Original Assignee
Calgon Corp
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 Calgon Corp filed Critical Calgon Corp
Application granted granted Critical
Publication of ATE83804T1 publication Critical patent/ATE83804T1/de

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)
AT89200969T 1988-04-21 1989-04-17 Verfahren und zusammensetzung zum kontrollieren der korrosion in weichem oder hartem wasser. ATE83804T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US18431988A 1988-04-21 1988-04-21
EP89200969A EP0339716B1 (de) 1988-04-21 1989-04-17 Verfahren und Zusammensetzung zum Kontrollieren der Korrosion in weichem oder hartem Wasser

Publications (1)

Publication Number Publication Date
ATE83804T1 true ATE83804T1 (de) 1993-01-15

Family

ID=22676422

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89200969T ATE83804T1 (de) 1988-04-21 1989-04-17 Verfahren und zusammensetzung zum kontrollieren der korrosion in weichem oder hartem wasser.

Country Status (8)

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

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
CA2107791C (en) * 1991-04-12 2002-03-12 Bradley A. Bucher Method and composition for inhibiting general and pitting corrosion in cooling tower water
DE19706410C2 (de) * 1997-02-19 2001-04-05 Metakorin Wasser Chemie Gmbh Verfahren und Mittel zur Korrosionsschutzbehandlung wasserführender Metallsysteme
JP5099884B2 (ja) * 2007-03-29 2012-12-19 伯東株式会社 腐食抑制剤

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 (ja) * 1982-07-26 1984-01-31 Olympus Optical Co Ltd 固体撮像装置
US4512552A (en) * 1982-11-16 1985-04-23 Katayama Chemical Works Co., Ltd. Corrosion inhibitor
DE3475700D1 (en) * 1983-03-07 1989-01-26 Calgon Corp Polymeric additives for water
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
JPH01316475A (ja) 1989-12-21
GR3007148T3 (de) 1993-07-30
EP0339716B1 (de) 1992-12-23
DE68903989D1 (de) 1993-02-04
ES2045384T3 (es) 1994-01-16
DE68903989T2 (de) 1993-06-03
AU617791B2 (en) 1991-12-05
NZ228751A (en) 1991-10-25
EP0339716A1 (de) 1989-11-02
AU3319289A (en) 1989-10-26

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee