PT84551B - Processo para melhorar a capacidade dos inibidores de corrosao de fosfanato em aguas de arrefecimento industrial - Google Patents

Processo para melhorar a capacidade dos inibidores de corrosao de fosfanato em aguas de arrefecimento industrial

Info

Publication number
PT84551B
PT84551B PT84551A PT8455187A PT84551B PT 84551 B PT84551 B PT 84551B PT 84551 A PT84551 A PT 84551A PT 8455187 A PT8455187 A PT 8455187A PT 84551 B PT84551 B PT 84551B
Authority
PT
Portugal
Prior art keywords
phosphanate
improving
capacity
cooling waters
industrial cooling
Prior art date
Application number
PT84551A
Other languages
English (en)
Other versions
PT84551A (en
Original Assignee
Nalco Chemical Co
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 Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of PT84551A publication Critical patent/PT84551A/pt
Publication of PT84551B publication Critical patent/PT84551B/pt

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
    • C23F11/10—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 using organic inhibitors

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Magnetic Heads (AREA)
  • Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Prevention Of Electric Corrosion (AREA)
PT84551A 1986-03-26 1987-03-24 Processo para melhorar a capacidade dos inibidores de corrosao de fosfanato em aguas de arrefecimento industrial PT84551B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84441586A 1986-03-26 1986-03-26

Publications (2)

Publication Number Publication Date
PT84551A PT84551A (en) 1987-04-01
PT84551B true PT84551B (pt) 1989-11-10

Family

ID=25292665

Family Applications (1)

Application Number Title Priority Date Filing Date
PT84551A PT84551B (pt) 1986-03-26 1987-03-24 Processo para melhorar a capacidade dos inibidores de corrosao de fosfanato em aguas de arrefecimento industrial

Country Status (16)

Country Link
EP (1) EP0238728B1 (pt)
JP (1) JPS62270786A (pt)
CN (1) CN1019989C (pt)
AT (1) ATE56051T1 (pt)
AU (1) AU593082B2 (pt)
BR (1) BR8701331A (pt)
CA (1) CA1329474C (pt)
DE (1) DE3673809D1 (pt)
DK (1) DK169709B1 (pt)
ES (1) ES2016796B3 (pt)
FI (1) FI871242A (pt)
GR (1) GR3001105T3 (pt)
MX (1) MX173411B (pt)
PT (1) PT84551B (pt)
TR (1) TR24741A (pt)
ZA (1) ZA872236B (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4717542A (en) * 1987-01-23 1988-01-05 W. R. Grace & Co. Inhibiting corrosion of iron base metals
WO1989007633A1 (en) * 1988-02-18 1989-08-24 John Kenneth Bethune Absorbent polymer compositions
CN1034738C (zh) * 1993-03-27 1997-04-30 云浮硫铁矿企业集团公司 一个防护剂组合物
GB9505675D0 (en) * 1995-03-21 1995-05-10 Diversey Corp Cleaning compositions
EP1853690A1 (en) * 2005-03-04 2007-11-14 The Procter and Gamble Company Automatic dishwashing composition with corrosion inhibitors
CN101368091B (zh) * 2007-08-16 2012-01-11 中国石油天然气集团公司 一种油井水泥缓凝剂
CN101560022B (zh) * 2009-05-26 2011-05-11 西安协力动力科技有限公司 复合缓蚀阻垢剂
US11085118B2 (en) 2016-04-14 2021-08-10 Nch Corporation Composition and method for inhibiting corrosion and scale
US10351453B2 (en) * 2016-04-14 2019-07-16 Nch Corporation Composition and method for inhibiting corrosion

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1208827A (en) * 1968-02-23 1970-10-14 Grace W R & Co Composition and process for inhibiting scaling and/or corrosion in cooling water systems and for stabilizing phosphate solutions
DE2333353C2 (de) * 1973-06-30 1983-05-19 Bayer Ag, 5090 Leverkusen Verfahren zur Verhinderung von Korrosion in wasserführenden Systemen und Korrosionsschutzmittel zur Durchführung des Verfahrens
US4317744A (en) * 1979-04-25 1982-03-02 Drew Chemical Corporation Corrosion inhibitor
GB2124607B (en) * 1982-07-16 1986-02-05 Katayama Chemical Works Co Scale-inhibiting agent
US4566973A (en) * 1984-08-06 1986-01-28 The B. F. Goodrich Company Scale inhibition in water systems
GB2168359B (en) * 1984-11-08 1988-05-05 Grace W R & Co A method of inhibiting corrosion in aqueous systems
US4650591A (en) * 1985-08-29 1987-03-17 Calgon Corporation Acrylic acid/2-acrylamido-2-methylpropylsulfonic acid/2-acrylamido-2-methylpropyl phosphonic acid polymers as scale and corrosion inhibitors
US4752443A (en) * 1986-05-09 1988-06-21 Nalco Chemical Company Cooling water corrosion inhibition method

Also Published As

Publication number Publication date
TR24741A (tr) 1992-03-06
GR3001105T3 (en) 1992-05-12
EP0238728A1 (en) 1987-09-30
AU593082B2 (en) 1990-02-01
CN1019989C (zh) 1993-03-03
PT84551A (en) 1987-04-01
DE3673809D1 (de) 1990-10-04
FI871242A0 (fi) 1987-03-20
DK150787D0 (da) 1987-03-25
MX5678A (es) 1993-09-01
FI871242A (fi) 1987-09-27
ATE56051T1 (de) 1990-09-15
DK150787A (da) 1987-09-27
EP0238728B1 (en) 1990-08-29
AU7063287A (en) 1987-10-01
CA1329474C (en) 1994-05-17
DK169709B1 (da) 1995-01-16
JPS62270786A (ja) 1987-11-25
JPH0146593B2 (pt) 1989-10-09
CN87102313A (zh) 1988-02-24
ES2016796B3 (es) 1990-12-01
BR8701331A (pt) 1988-01-05
MX173411B (es) 1994-03-02
ZA872236B (en) 1987-11-25

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