ZA977879B - Coinage material and process for production thereof. - Google Patents

Coinage material and process for production thereof.

Info

Publication number
ZA977879B
ZA977879B ZA9707879A ZA977879A ZA977879B ZA 977879 B ZA977879 B ZA 977879B ZA 9707879 A ZA9707879 A ZA 9707879A ZA 977879 A ZA977879 A ZA 977879A ZA 977879 B ZA977879 B ZA 977879B
Authority
ZA
South Africa
Prior art keywords
production
coinage material
coinage
Prior art date
Application number
ZA9707879A
Inventor
Adrian Kempster
Peter Hatherley
Original Assignee
Diffusion Alloys 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 Diffusion Alloys Ltd filed Critical Diffusion Alloys Ltd
Publication of ZA977879B publication Critical patent/ZA977879B/en

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D5/00—Testing specially adapted to determine the identity or genuineness of coins, e.g. for segregating coins which are unacceptable or alien to a currency
    • G07D5/08—Testing the magnetic or electric properties
    • 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
    • C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
    • C23C10/02—Pretreatment of the material to be coated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Vapour Deposition (AREA)
  • Electroplating Methods And Accessories (AREA)
ZA9707879A 1996-09-04 1997-09-02 Coinage material and process for production thereof. ZA977879B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9618460.1A GB9618460D0 (en) 1996-09-04 1996-09-04 Coinage material and process for production thereof

Publications (1)

Publication Number Publication Date
ZA977879B true ZA977879B (en) 1998-03-02

Family

ID=10799400

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9707879A ZA977879B (en) 1996-09-04 1997-09-02 Coinage material and process for production thereof.

Country Status (5)

Country Link
EP (1) EP0828011A1 (en)
KR (1) KR19980024324A (en)
CA (1) CA2214613A1 (en)
GB (1) GB9618460D0 (en)
ZA (1) ZA977879B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2337765A (en) * 1998-05-27 1999-12-01 Solicitor For The Affairs Of H Aluminium diffusion of copper coatings
GB0419609D0 (en) * 2004-09-03 2004-10-06 Diffusion Alloys Ltd Process for the production of coin blanks
SG158033A1 (en) 2008-06-13 2010-01-29 Canadian Mint Control of electromagnetic signals of coins through multi-ply plating technology

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1021039A (en) * 1950-06-27 1953-02-13 Onera (Off Nat Aerospatiale) Improvements in processes for the electrolytic deposition of a metal, in particular chromium, on metal parts
GB862282A (en) * 1959-10-16 1961-03-08 Chrome Alloying Company Ltd A process for the manufacture of metal articles involving die stamping
DE1774498C2 (en) * 1968-06-29 1975-06-19 Vereinigte Deutsche Metallwerke Ag, 6000 Frankfurt Metal coins or the like made of layers of non-magnetizable and magnetizable metal
DE3817657A1 (en) * 1988-05-25 1989-12-07 Vdm Nickel Tech LAYER COMPOSITE FOR THE PRODUCTION OF COINS

Also Published As

Publication number Publication date
KR19980024324A (en) 1998-07-06
EP0828011A1 (en) 1998-03-11
GB9618460D0 (en) 1996-10-16
CA2214613A1 (en) 1998-03-04

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