ATE83805T1 - Verfahren zur herstellung von goldfarbenen muenzen. - Google Patents

Verfahren zur herstellung von goldfarbenen muenzen.

Info

Publication number
ATE83805T1
ATE83805T1 AT88305869T AT88305869T ATE83805T1 AT E83805 T1 ATE83805 T1 AT E83805T1 AT 88305869 T AT88305869 T AT 88305869T AT 88305869 T AT88305869 T AT 88305869T AT E83805 T1 ATE83805 T1 AT E83805T1
Authority
AT
Austria
Prior art keywords
gold colored
making gold
colored
disc
colored coins
Prior art date
Application number
AT88305869T
Other languages
English (en)
Inventor
Juraj Babjak
James Alexander Evert Bell
Raymond Augustus Bradford
Bruce Randolph Conard
Douglas Albert Hope
Original Assignee
Inco Ltd
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 Inco Ltd filed Critical Inco Ltd
Application granted granted Critical
Publication of ATE83805T1 publication Critical patent/ATE83805T1/de

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
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/0641—Nitrides
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/10—Electroplating with more than one layer of the same or of different metals
    • C25D5/12—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/627—Electroplating characterised by the visual appearance of the layers, e.g. colour, brightness or mat appearance

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physical Vapour Deposition (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Adornments (AREA)
  • Chemically Coating (AREA)
AT88305869T 1987-06-30 1988-06-28 Verfahren zur herstellung von goldfarbenen muenzen. ATE83805T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA000540903A CA1296289C (en) 1987-06-30 1987-06-30 Process for producing gold-colored coinage
EP88305869A EP0297830B1 (de) 1987-06-30 1988-06-28 Verfahren zur Herstellung von goldfarbenen Münzen

Publications (1)

Publication Number Publication Date
ATE83805T1 true ATE83805T1 (de) 1993-01-15

Family

ID=4136005

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88305869T ATE83805T1 (de) 1987-06-30 1988-06-28 Verfahren zur herstellung von goldfarbenen muenzen.

Country Status (5)

Country Link
EP (1) EP0297830B1 (de)
JP (1) JPH0759746B2 (de)
AT (1) ATE83805T1 (de)
CA (1) CA1296289C (de)
DE (1) DE3876872T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06192853A (ja) * 1991-08-01 1994-07-12 Kagawa Pref Gov 電気めっき法で形成した皮膜と物理的気相成長法で形成した皮膜からなる表面硬化方法
US5879532A (en) * 1997-07-09 1999-03-09 Masco Corporation Of Indiana Process for applying protective and decorative coating on an article
EP2288004B1 (de) 2009-08-19 2017-05-17 Siemens Aktiengesellschaft Käfigläufer mit Anlaufstab

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5947374A (ja) * 1982-09-10 1984-03-17 Mansei Kogyo Kk 装飾品の製造方法
DE3425467A1 (de) * 1984-07-11 1986-01-23 Battelle-Institut E.V., 6000 Frankfurt Verfahren zur verbesserung des farbeindrucks von titannitrid-schichten
DD244150A1 (de) * 1985-12-13 1987-03-25 Werkzeugmasch Okt Veb Verfahren zur herstellung einer hochverschleissfesten oberflaeche

Also Published As

Publication number Publication date
CA1296289C (en) 1992-02-25
JPS6428360A (en) 1989-01-30
EP0297830A1 (de) 1989-01-04
JPH0759746B2 (ja) 1995-06-28
DE3876872D1 (de) 1993-02-04
DE3876872T2 (de) 1993-04-29
EP0297830B1 (de) 1992-12-23

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties