CA2567033A1 - Process for making finished or semi-finished articles of silver alloy comprising copper and germanium - Google Patents

Process for making finished or semi-finished articles of silver alloy comprising copper and germanium Download PDF

Info

Publication number
CA2567033A1
CA2567033A1 CA002567033A CA2567033A CA2567033A1 CA 2567033 A1 CA2567033 A1 CA 2567033A1 CA 002567033 A CA002567033 A CA 002567033A CA 2567033 A CA2567033 A CA 2567033A CA 2567033 A1 CA2567033 A1 CA 2567033A1
Authority
CA
Canada
Prior art keywords
alloy
silver
copper
article
germanium
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.)
Abandoned
Application number
CA002567033A
Other languages
English (en)
French (fr)
Inventor
Peter Gamon Johns
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.)
Middlesex Silver Co Ltd
Original Assignee
Individual
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
Priority claimed from GB0412256A external-priority patent/GB2414739B/en
Application filed by Individual filed Critical Individual
Publication of CA2567033A1 publication Critical patent/CA2567033A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/14—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of noble metals or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C5/00—Alloys based on noble metals
    • C22C5/06—Alloys based on silver
    • C22C5/08—Alloys based on silver with copper as the next major constituent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Adornments (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Metal Extraction Processes (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
CA002567033A 2004-06-02 2005-05-27 Process for making finished or semi-finished articles of silver alloy comprising copper and germanium Abandoned CA2567033A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB0412256.0 2004-06-02
GB0412256A GB2414739B (en) 2004-06-02 2004-06-02 Process for making finished or semi-finished articles of silver alloy
GB0421172.8 2004-09-23
GBGB0421172.8A GB0421172D0 (en) 2004-06-02 2004-09-23 Process for making finished or semi-finished articles of silver alloy
PCT/GB2005/050074 WO2005118903A1 (en) 2004-06-02 2005-05-27 Process for making finished or semi-finished articles of silver alloy comprising copper and germanium

Publications (1)

Publication Number Publication Date
CA2567033A1 true CA2567033A1 (en) 2005-12-15

Family

ID=34970034

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002567033A Abandoned CA2567033A1 (en) 2004-06-02 2005-05-27 Process for making finished or semi-finished articles of silver alloy comprising copper and germanium

Country Status (11)

Country Link
US (1) US20070251610A1 (es)
EP (1) EP1751322B1 (es)
JP (1) JP2008501857A (es)
AT (1) ATE409754T1 (es)
AU (1) AU2005250225A1 (es)
CA (1) CA2567033A1 (es)
DE (1) DE602005010072D1 (es)
ES (1) ES2318490T3 (es)
MX (1) MXPA06013685A (es)
PT (1) PT1751322E (es)
WO (1) WO2005118903A1 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006123190A1 (en) * 2005-05-20 2006-11-23 Middlesex Silver Co. Limited Silver-copper-germanium alloy manufacturing
US9222150B2 (en) 2004-06-02 2015-12-29 Peter Gamon Johns Process for making finished or semi-finished articles of silver alloy
GB2428045A (en) * 2005-07-07 2007-01-17 Middlesex Silver Co Ltd Silver-copper-germanium alloy
US9194024B1 (en) 2010-05-17 2015-11-24 Stuller, Inc. Jewelry article of white precious metals and methods for making the same
US9217190B2 (en) 2011-09-01 2015-12-22 Stuller, Inc. Sterling silver alloy and articles made from same
GB201117877D0 (en) * 2011-10-17 2011-11-30 Johnson Matthey Plc Silver alloy
RU2502816C1 (ru) * 2012-12-18 2013-12-27 Юлия Алексеевна Щепочкина Сплав на основе серебра
RU2525975C1 (ru) * 2013-08-13 2014-08-20 Юлия Алексеевна Щепочкина Сплав на основе серебра
WO2020109985A1 (en) * 2018-11-26 2020-06-04 Majid Khan Method for preparing an alloy of silver and copper for articles
WO2021221575A1 (en) * 2020-04-28 2021-11-04 Odak Sanat Hobi Ve Kraft Sanayi Dis Ticaret Limited Sirketi Silver clays suitable for production of tarnish resistant jewelry

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4124380A (en) * 1977-06-24 1978-11-07 Youdelis William V Silver-copper-germanium alloys having high oxidation resistant melts
US4392289A (en) * 1981-06-01 1983-07-12 Charles Hoffert Of America, Inc. Manufacture of jewelry by casting with preset gems
US4810308A (en) * 1987-04-13 1989-03-07 Leach & Garner Company Silver alloys of exceptional and reversible hardness
FR2675817B1 (fr) * 1991-04-29 1993-08-20 Metaleurop Rech Nouvel alliage ternaire a base d'argent.
DE4323227C1 (de) * 1993-07-12 1994-07-28 Degussa Verwendung einer kadmiumfreien Silberlegierung als niedrigschmelzendes Hartlot
ATE209261T1 (de) * 1993-11-15 2001-12-15 Apecs Invest Castings Pty Ltd Zusammensetzung einer silberlegierung
US6168071B1 (en) * 1994-11-17 2001-01-02 Peter Gamon Johns Method for joining materials together by a diffusion process using silver/germanium alloys and a silver/germanium alloy for use in the method
GB0112623D0 (en) * 2001-05-23 2001-07-18 Johns Peter G Method of producing silver-copper alloys

Also Published As

Publication number Publication date
EP1751322A1 (en) 2007-02-14
JP2008501857A (ja) 2008-01-24
ATE409754T1 (de) 2008-10-15
DE602005010072D1 (de) 2008-11-13
MXPA06013685A (es) 2007-02-13
US20070251610A1 (en) 2007-11-01
AU2005250225A1 (en) 2005-12-15
ES2318490T3 (es) 2009-05-01
PT1751322E (pt) 2009-01-12
EP1751322B1 (en) 2008-10-01
WO2005118903A1 (en) 2005-12-15

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Legal Events

Date Code Title Description
FZDE Discontinued
FZDE Discontinued

Effective date: 20100527