BE541259A - - Google Patents

Info

Publication number
BE541259A
BE541259A BE541259DA BE541259A BE 541259 A BE541259 A BE 541259A BE 541259D A BE541259D A BE 541259DA BE 541259 A BE541259 A BE 541259A
Authority
BE
Belgium
Prior art keywords
metals
main patent
acid
well
alloys
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE541259A publication Critical patent/BE541259A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/46Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/46Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates
    • C23C22/47Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates containing also phosphates

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
BE541259D 1955-09-09 BE541259A (sr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR68197T 1955-09-09

Publications (1)

Publication Number Publication Date
BE541259A true BE541259A (sr)

Family

ID=8700283

Family Applications (1)

Application Number Title Priority Date Filing Date
BE541259D BE541259A (sr) 1955-09-09

Country Status (2)

Country Link
BE (1) BE541259A (sr)
FR (1) FR68197E (sr)

Also Published As

Publication number Publication date
FR68197E (fr) 1958-04-09

Similar Documents

Publication Publication Date Title
US2926069A (en) Alkali metal aluminates
US1544114A (en) Process of recovering pure lithium salts
US1971909A (en) Recovery of magnesium hydroxide
US2196593A (en) Method for producing anhydrous caustic
US2162657A (en) Method of producing commercial alkali phosphates
US2680761A (en) Process for manufacturing dicyanobutene
WO1982003722A1 (fr) Procede de traitement de dechets radioactifs liquides
US3533924A (en) Method of producing aluminum fluoride
US4029745A (en) Process for reducing molten ammonium sulfates containing metallic impurities to ammonia and sulfur dioxide
US1992324A (en) Manufacture of potassium carbonate and sodium sulphate
DE2408051A1 (de) Verfahren zur entfernung von mangan aus wasser
US1949929A (en) Dissolving cadmium metal in sulphuric acid in the presence of metallic iron
Gehm Recovery of Free Acid From Pickling Liquors
US2321218A (en) Production of sodium sulphate
US2132845A (en) Process for purification of trinitrotoluene
GB919528A (en) Process for producing high purity rhenium and its compounds
GB1066024A (en) Production of beryllium hydroxide
KR930701345A (ko) 메탄올-기재 이산화 염소 제조방법
SU51125A1 (ru) Способ разделени солей ниоби и тантала
US1564093A (en) Method of making arsenates
SU382601A1 (sr)
SU133868A1 (ru) Способ получени сульфата кали из калушита K2SO4 CaSO4 • Н2О
GB487606A (en) Improvements in the recovery of pure sodium cyanide
SU1699902A1 (ru) Способ регенерации серной кислоты
HK20116147A1 (en) Production process of cleaning off and utilizing the rust from used construction metal parts for water purification