FR2231779A1 - - Google Patents

Info

Publication number
FR2231779A1
FR2231779A1 FR7418576A FR7418576A FR2231779A1 FR 2231779 A1 FR2231779 A1 FR 2231779A1 FR 7418576 A FR7418576 A FR 7418576A FR 7418576 A FR7418576 A FR 7418576A FR 2231779 A1 FR2231779 A1 FR 2231779A1
Authority
FR
France
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.)
Granted
Application number
FR7418576A
Other languages
French (fr)
Other versions
FR2231779B3 (en
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.)
Calgon Corp
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
Publication of FR2231779A1 publication Critical patent/FR2231779A1/fr
Application granted granted Critical
Publication of FR2231779B3 publication Critical patent/FR2231779B3/fr
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

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)
  • Compositions Of Macromolecular Compounds (AREA)
FR7418576A 1973-06-04 1974-05-29 Expired FR2231779B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US36708273A 1973-06-04 1973-06-04

Publications (2)

Publication Number Publication Date
FR2231779A1 true FR2231779A1 (en) 1974-12-27
FR2231779B3 FR2231779B3 (en) 1978-05-19

Family

ID=23445863

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7418576A Expired FR2231779B3 (en) 1973-06-04 1974-05-29

Country Status (8)

Country Link
JP (1) JPS5021948A (en)
AU (1) AU6918374A (en)
BE (1) BE815849A (en)
DE (1) DE2426614A1 (en)
FR (1) FR2231779B3 (en)
GB (1) GB1426980A (en)
LU (1) LU70235A1 (en)
NL (1) NL7406600A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57137376A (en) * 1981-02-18 1982-08-24 Mitsubishi Gas Chem Co Inc Preventing agent of damage to service water system
US5204444A (en) * 1991-03-19 1993-04-20 Shell Oil Company Polycondensation of epoxy alcohols with polyhdric alcohols and thermal condensation to form polyethercyclicpolyols
JP4959062B2 (en) * 2001-02-28 2012-06-20 伯東株式会社 Water treatment method
JP5560953B2 (en) * 2010-06-25 2014-07-30 三菱化学株式会社 Hydrazine-containing gelled product and method for producing hydrazine using the same

Also Published As

Publication number Publication date
JPS5021948A (en) 1975-03-08
NL7406600A (en) 1974-12-06
LU70235A1 (en) 1975-03-06
FR2231779B3 (en) 1978-05-19
GB1426980A (en) 1976-03-03
DE2426614A1 (en) 1975-01-02
BE815849A (en) 1974-12-02
AU6918374A (en) 1975-11-27

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Legal Events

Date Code Title Description
ST Notification of lapse