RO100476B1 - Procedeu pentru pasivarea aliajelor cupru-zinc-nichel - Google Patents

Procedeu pentru pasivarea aliajelor cupru-zinc-nichel

Info

Publication number
RO100476B1
RO100476B1 RO107974A RO10797482A RO100476B1 RO 100476 B1 RO100476 B1 RO 100476B1 RO 107974 A RO107974 A RO 107974A RO 10797482 A RO10797482 A RO 10797482A RO 100476 B1 RO100476 B1 RO 100476B1
Authority
RO
Romania
Prior art keywords
allooys
nickel
zinc
copper
passivating process
Prior art date
Application number
RO107974A
Other languages
English (en)
Other versions
RO100476A2 (ro
Inventor
Eugenia Strafalogea
Lili Rodica Andone
Original Assignee
Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Industria Electrotehnica
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 Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Industria Electrotehnica filed Critical Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Industria Electrotehnica
Priority to RO107974A priority Critical patent/RO100476B1/ro
Publication of RO100476A2 publication Critical patent/RO100476A2/ro
Publication of RO100476B1 publication Critical patent/RO100476B1/ro

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
    • C23C22/05—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)
  • Battery Electrode And Active Subsutance (AREA)
RO107974A 1982-06-24 1982-06-24 Procedeu pentru pasivarea aliajelor cupru-zinc-nichel RO100476B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO107974A RO100476B1 (ro) 1982-06-24 1982-06-24 Procedeu pentru pasivarea aliajelor cupru-zinc-nichel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO107974A RO100476B1 (ro) 1982-06-24 1982-06-24 Procedeu pentru pasivarea aliajelor cupru-zinc-nichel

Publications (2)

Publication Number Publication Date
RO100476A2 RO100476A2 (ro) 1990-09-03
RO100476B1 true RO100476B1 (ro) 1991-01-31

Family

ID=20111750

Family Applications (1)

Application Number Title Priority Date Filing Date
RO107974A RO100476B1 (ro) 1982-06-24 1982-06-24 Procedeu pentru pasivarea aliajelor cupru-zinc-nichel

Country Status (1)

Country Link
RO (1) RO100476B1 (ro)

Also Published As

Publication number Publication date
RO100476A2 (ro) 1990-09-03

Similar Documents

Publication Publication Date Title
GB2123694B (en) Hair-setting process
GB8321119D0 (en) Polymerisation process
GB8332072D0 (en) Currency-dispensing method
ZA836151B (en) Post-exposure process
EP0100430A3 (en) Polymerization process
GB8416447D0 (en) Process
DE3379587D1 (en) Elimination process
ZA815741B (en) Reduction process
GB8302573D0 (en) Benzothienylallylamines process
GB2128069B (en) Flavouring process
GB8334202D0 (en) Polymerisation process
ZA836922B (en) Polymerisation process
IL70220A0 (en) Process for 1-oxa-beta-lactams
DE3368607D1 (en) Improved process for making thiobiscarbamates
GB8308876D0 (en) Hydrotreatment process
RO100476B1 (ro) Procedeu pentru pasivarea aliajelor cupru-zinc-nichel
ZA838912B (en) 4(5)-acetyl-2-methylimidazole process
GB2126921B (en) Coating process
GB8331489D0 (en) Polymerisation process
YU44444B (en) Process for fat-separation
IT1200963B (it) Processo di rismaltatura
IE832816L (en) 4 (5) - acetyl-2-methylimidazole process
GB2117672B (en) Coating process
MY8700172A (en) Polymerisation process
YU220383A (en) Process for obtaining sorbinyle