GB9111184D0 - Coins coated with nickel,copper and nickel and process for making such coins - Google Patents

Coins coated with nickel,copper and nickel and process for making such coins

Info

Publication number
GB9111184D0
GB9111184D0 GB919111184A GB9111184A GB9111184D0 GB 9111184 D0 GB9111184 D0 GB 9111184D0 GB 919111184 A GB919111184 A GB 919111184A GB 9111184 A GB9111184 A GB 9111184A GB 9111184 D0 GB9111184 D0 GB 9111184D0
Authority
GB
United Kingdom
Prior art keywords
nickel
coins
copper
making
coated
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
GB919111184A
Other versions
GB2245283A (en
GB2245283B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Royal Canadian Mint
Original Assignee
Royal Canadian Mint
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 Royal Canadian Mint filed Critical Royal Canadian Mint
Publication of GB9111184D0 publication Critical patent/GB9111184D0/en
Publication of GB2245283A publication Critical patent/GB2245283A/en
Application granted granted Critical
Publication of GB2245283B publication Critical patent/GB2245283B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C25D5/60—Electroplating characterised by the structure or texture of the layers
    • C25D5/615—Microstructure of the layers, e.g. mixed structure
    • C25D5/617—Crystalline layers
    • 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
    • C25D5/48—After-treatment of electroplated surfaces
    • C25D5/50—After-treatment of electroplated surfaces by heat-treatment
    • 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
    • C25D5/60—Electroplating characterised by the structure or texture of the layers
    • C25D5/605—Surface topography of the layers, e.g. rough, dendritic or nodular layers
    • 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
    • C25D5/60—Electroplating characterised by the structure or texture of the layers
    • C25D5/605—Surface topography of the layers, e.g. rough, dendritic or nodular layers
    • C25D5/611—Smooth layers
    • 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
    • C25D5/60—Electroplating characterised by the structure or texture of the layers
    • C25D5/623—Porosity of the layers
    • 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
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00—Electroplating characterised by the article coated
    • C25D7/005—Jewels; Clockworks; Coins

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
GB9111184A 1990-06-21 1991-05-23 Coins coated with nickel, copper and nickel and process for making such coins Expired - Lifetime GB2245283B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002019568A CA2019568C (en) 1990-06-21 1990-06-21 Coins coated with nickel, copper and nickel and process for making such coins

Publications (3)

Publication Number Publication Date
GB9111184D0 true GB9111184D0 (en) 1991-07-17
GB2245283A GB2245283A (en) 1992-01-02
GB2245283B GB2245283B (en) 1994-12-14

Family

ID=4145302

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9111184A Expired - Lifetime GB2245283B (en) 1990-06-21 1991-05-23 Coins coated with nickel, copper and nickel and process for making such coins

Country Status (5)

Country Link
CN (1) CN1022699C (en)
CA (1) CA2019568C (en)
DE (1) DE4120291C2 (en)
GB (1) GB2245283B (en)
ZA (1) ZA913677B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19646657C1 (en) * 1996-11-12 1998-01-08 Krupp Vdm Gmbh Copper-containing stainless steel clad laminate
JP3253945B2 (en) * 1999-01-25 2002-02-04 三桜工業株式会社 Coated steel
DE10303835A1 (en) * 2003-01-30 2004-08-12 Saxonia Eurocoin Gmbh Galvanik Und Ronden Nordic gold alloy for mirror-finish coinage striking, used to produce collectors series, has surface coated with stamping enhancement agent
FI121815B (en) * 2007-06-20 2011-04-29 Outotec Oyj Process for coating a structural material with functional metal and product made by the process
RU2438544C2 (en) * 2008-06-13 2012-01-10 Канадский Королевский Монетный Двор Control over electromagnetic properties of coins using application of multiplayer coats
CN101999783B (en) * 2009-09-03 2012-11-14 上海造币有限公司 Electroplating mosaic tricolor coin (badge) and suit cutting/manufacturing process thereof
DE102009041250B4 (en) * 2009-09-11 2011-09-01 Umicore Galvanotechnik Gmbh Process for the electrolytic copper plating of zinc die casting with reduced tendency to blister
DE102010044741A1 (en) 2010-09-08 2012-03-08 Saxonia Eurocoin Gmbh Coin blank for manufacturing coin, comprises core made of ferrous material, which has cover layer made of nickel provided close to surface of finely dispersed copper doping
CA2831624C (en) * 2011-03-28 2018-10-02 Monnaie Royale Canadienne/Royal Canadian Mint System and method for reducing giveaway material on mint products
KR101395679B1 (en) * 2011-05-27 2014-05-15 롬 앤드 하스 일렉트로닉 머트어리얼즈, 엘.엘.씨. Polymer composition and photoresist comprising the polymer
BR112014005863A2 (en) 2011-09-13 2017-04-04 Monnaie Royale Canadienne/Royal Canadian Mint galvanized aluminum
DE102011121952A1 (en) 2011-12-22 2013-06-27 Saxonia Eurocoin Gmbh Galvanically coated coin blank
RU2014134922A (en) 2012-02-27 2016-04-20 Саксония Еврокоин Гмбх COIN PREPARATION AND METHOD FOR ITS MANUFACTURE
CN103290447A (en) * 2013-05-30 2013-09-11 延康汽车零部件如皋有限公司 Pre-copper plating second-order up-flowing process
CN107299369B (en) * 2016-04-15 2019-08-20 南京造币有限公司 A kind of surface cladding cupro-nickel coin class product and its manufacturing method
CN107825086A (en) * 2016-04-29 2018-03-23 成都九十度工业产品设计有限公司 A kind of processing method of noble metal article
CN106191976B (en) * 2016-08-30 2018-07-06 南京中钞长城金融设备有限公司 A kind of noble metal plating line system
CN106191972B (en) * 2016-08-30 2018-07-06 南京中钞长城金融设备有限公司 A kind of noble metal plated film wire holder
CN107117690B (en) * 2017-06-22 2021-01-22 天津碧水源膜材料有限公司 Device and method for treating refractory pollutants through electrocatalytic oxidation

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB523322A (en) * 1937-12-30 1940-07-11 Revere Copper & Brass Inc Improvements in and relating to methods of and apparatus for coating stainless steelsurfaces
GB897279A (en) * 1960-02-29 1962-05-23 Harshaw Chem Corp Corrosion resistant metal coatings
US3616286A (en) * 1969-09-15 1971-10-26 United Aircraft Corp Automatic process and apparatus for uniform electroplating within porous structures
CA1015905A (en) * 1974-09-16 1977-08-23 Arthur G. Mcmullen Nickel clad steel coinage blank
US4279968A (en) * 1979-04-20 1981-07-21 Sherritt Gordon Mines Limited Coins and similarly disc-shaped articles
DE3065335D1 (en) * 1980-01-23 1983-11-24 Dow Chemical Co Method of electroplating a porous body
CA1198073A (en) * 1981-07-28 1985-12-17 Michael J.H. Ruscoe Process for producing coin blanks
GB2102708B (en) * 1981-07-28 1984-11-21 Sherritt Gordon Mines Ltd Process for producing coin blanks
US4418125A (en) * 1982-12-06 1983-11-29 Henricks John A Multi-layer multi-metal electroplated protective coating
US4551184A (en) * 1983-06-13 1985-11-05 Inco Limited Process for obtaining a composite material and composite material obtained by said process
CA1219708A (en) * 1984-05-01 1987-03-31 Michael J.H. Ruscoe Aureate coins, medallions and tokens
CA2013639C (en) * 1990-04-02 1998-06-23 Mitsuhiro Yasuda Electroplated blank for coins, medallions and tokens

Also Published As

Publication number Publication date
DE4120291C2 (en) 1996-08-01
ZA913677B (en) 1992-02-26
GB2245283A (en) 1992-01-02
GB2245283B (en) 1994-12-14
DE4120291A1 (en) 1992-01-09
CN1057496A (en) 1992-01-01
CA2019568A1 (en) 1991-12-21
CA2019568C (en) 1998-11-24
CN1022699C (en) 1993-11-10

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20110522