IT997882B - DESCALING COMPOSITIONS - Google Patents

DESCALING COMPOSITIONS

Info

Publication number
IT997882B
IT997882B IT5299273A IT5299273A IT997882B IT 997882 B IT997882 B IT 997882B IT 5299273 A IT5299273 A IT 5299273A IT 5299273 A IT5299273 A IT 5299273A IT 997882 B IT997882 B IT 997882B
Authority
IT
Italy
Prior art keywords
descaling compositions
descaling
compositions
Prior art date
Application number
IT5299273A
Other languages
Italian (it)
Original Assignee
Monsanto Chemicals
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 Monsanto Chemicals filed Critical Monsanto Chemicals
Application granted granted Critical
Publication of IT997882B publication Critical patent/IT997882B/en

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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
    • C23G1/19—Iron or steel
    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/24—Cleaning or pickling metallic material with solutions or molten salts with neutral solutions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Cleaning By Liquid Or Steam (AREA)
IT5299273A 1972-10-09 1973-10-08 DESCALING COMPOSITIONS IT997882B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4640272A GB1397451A (en) 1972-10-09 1972-10-09 Descaling formulations

Publications (1)

Publication Number Publication Date
IT997882B true IT997882B (en) 1975-12-30

Family

ID=10441109

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5299273A IT997882B (en) 1972-10-09 1973-10-08 DESCALING COMPOSITIONS

Country Status (9)

Country Link
JP (1) JPS49133701A (en)
BE (1) BE805633A (en)
CA (1) CA995567A (en)
DE (1) DE2350417A1 (en)
ES (1) ES419302A1 (en)
FR (1) FR2202145B1 (en)
GB (1) GB1397451A (en)
IT (1) IT997882B (en)
NL (1) NL7313474A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5078894A (en) * 1990-04-30 1992-01-07 Arch Development Corporation Formulations for iron oxides dissolution
US6348440B1 (en) 2000-08-02 2002-02-19 Betzdearborn Inc. Method of cleaning a metal surface

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3336221A (en) * 1964-11-05 1967-08-15 Calgon Corp Method of inhibiting precipitation and scale formation
CA790610A (en) * 1965-12-28 1968-07-23 T. Quimby Oscar Diphosphonate compounds and detergent compositions
GB1345518A (en) * 1970-02-20 1974-01-30 Albright & Wilson Phosphonate sequestrant

Also Published As

Publication number Publication date
JPS49133701A (en) 1974-12-23
FR2202145B1 (en) 1976-11-19
BE805633A (en) 1974-04-03
NL7313474A (en) 1974-04-11
GB1397451A (en) 1975-06-11
AU6095173A (en) 1975-04-10
FR2202145A1 (en) 1974-05-03
CA995567A (en) 1976-08-24
ES419302A1 (en) 1976-02-16
DE2350417A1 (en) 1974-05-02

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