DD109671A1 - - Google Patents

Info

Publication number
DD109671A1
DD109671A1 DD17653574A DD17653574A DD109671A1 DD 109671 A1 DD109671 A1 DD 109671A1 DD 17653574 A DD17653574 A DD 17653574A DD 17653574 A DD17653574 A DD 17653574A DD 109671 A1 DD109671 A1 DD 109671A1
Authority
DD
German Democratic Republic
Application number
DD17653574A
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 filed Critical
Priority to DD17653574A priority Critical patent/DD109671A1/xx
Publication of DD109671A1 publication Critical patent/DD109671A1/xx

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
    • C23C—COATING 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
    • C23C22/00—Chemical 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
    • C23C22/73—Chemical 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 characterised by the process
    • 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
    • C23C—COATING 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
    • C23C22/00—Chemical 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
    • C23C22/05—Chemical 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
    • C23C22/06—Chemical 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
    • C23C22/24—Chemical 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 hexavalent chromium compounds

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)
DD17653574A 1974-02-08 1974-02-08 DD109671A1 (xx)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DD17653574A DD109671A1 (xx) 1974-02-08 1974-02-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD17653574A DD109671A1 (xx) 1974-02-08 1974-02-08

Publications (1)

Publication Number Publication Date
DD109671A1 true DD109671A1 (xx) 1974-11-12

Family

ID=5494605

Family Applications (1)

Application Number Title Priority Date Filing Date
DD17653574A DD109671A1 (xx) 1974-02-08 1974-02-08

Country Status (1)

Country Link
DD (1) DD109671A1 (xx)

Similar Documents

Publication Publication Date Title
JPS50116322A (xx)
AR198563A1 (xx)
AU7237274A (xx)
JPS50116188A (xx)
BR5408676U (xx)
JPS50118925U (xx)
JPS50117688U (xx)
JPS50133235U (xx)
JPS50134414U (xx)
JPS50118890U (xx)
BG19614A1 (xx)
AU479777A (xx)
AU481873A (xx)
BG20163A1 (xx)
BG20233A1 (xx)
BG20457A1 (xx)
BG20458A1 (xx)
BG20460A1 (xx)
CH569972A5 (xx)
AU481606A (xx)
BG20843A1 (xx)
CH570325A5 (xx)
BG20919A1 (xx)
AU480764A (xx)
BG21122A1 (xx)