US1965012A - Precious metal alloy composition - Google Patents

Precious metal alloy composition Download PDF

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Publication number
US1965012A
US1965012A US725649A US72564934A US1965012A US 1965012 A US1965012 A US 1965012A US 725649 A US725649 A US 725649A US 72564934 A US72564934 A US 72564934A US 1965012 A US1965012 A US 1965012A
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US
United States
Prior art keywords
precious metal
metal alloy
alloy composition
alloy
indium
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.)
Expired - Lifetime
Application number
US725649A
Inventor
Norris O Taylor
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.)
SPYCO SMELTING AND REFINING Co
Original Assignee
SPYCO SMELTING AND REFINING CO
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
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Priority to US725649A priority Critical patent/US1965012A/en
Application granted granted Critical
Publication of US1965012A publication Critical patent/US1965012A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C5/00Alloys based on noble metals

Definitions

  • My invention relates to precious metal alloy compositions. It relates more particularly to compositions of this character for use in wrought and cast dental work and for use in manufacg; turing jewelry. object is to produce an alloy which has distinct advantages for such usage.
  • a precious metal alloy composition composed 70 of from 5 to 15% of gold, from 22 to of palladium, from37 to of silver, from 10 to 20% of copper, and from to 5% of indium.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Adornments (AREA)

Description

Mai
Fntenteel finiy 3,
Lessors q rsscroessmrrn. ALLOY oorrmosrrrolr Norris 0. Taylor, Minneapolis, Minter, assignor to Spyco smelting and Refining (Jompnny, Minneanolis,
No slewing. Application may lei, 1934,
- Serial No. resets itllleim.
My invention relates to precious metal alloy compositions. It relates more particularly to compositions of this character for use in wrought and cast dental work and for use in manufacg; turing jewelry. object is to produce an alloy which has distinct advantages for such usage.
The full objects and advantages of my invention will appear in connection with the detailed description thereof and the novel features of m the invention will be particularly pointed out in the claim.
in carrying out my invention, 1 utilize as alloy metals, gold, palladium, silver, copper and indium. For the uses above. stated, I have found 15 that the difierent elements may be satisfactorily combined in proportions by weight within the following ranges:
Per cent" Gold 1 r to-lS 2 Pelledium 22 1:030
Per cent Silver 3'? to 50 I Copper to Indium V to 5 A precious metal alloy composition composed 70 of from 5 to 15% of gold, from 22 to of palladium, from37 to of silver, from 10 to 20% of copper, and from to 5% of indium.
NORRIS o. TAYLOR. 7s
US725649A 1934-05-14 1934-05-14 Precious metal alloy composition Expired - Lifetime US1965012A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US725649A US1965012A (en) 1934-05-14 1934-05-14 Precious metal alloy composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US725649A US1965012A (en) 1934-05-14 1934-05-14 Precious metal alloy composition

Publications (1)

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US1965012A true US1965012A (en) 1934-07-03

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2596454A (en) * 1949-09-10 1952-05-13 Metals & Controls Corp Gold alloys
US3141761A (en) * 1962-02-23 1964-07-21 Walter U Schmitt G M B H Fa Dr Pulverized silver alloys for use in producing dental amalgams
US4149883A (en) * 1976-08-20 1979-04-17 W. C. Heraeus Gmbh Electrical contact
US4350527A (en) * 1980-05-01 1982-09-21 Daniel Davitz Gold-colored, acid and corrosion resistant alloy
US4369162A (en) * 1980-11-06 1983-01-18 W. C. Heraeus Gmbh Silver base casting alloy for dental use
US4557895A (en) * 1984-12-10 1985-12-10 Herff Jones, Inc. Yellow gold alloy
US6835252B1 (en) 2004-04-21 2004-12-28 Martin Buchtenirch Gold colored alloy used for dentistry and jewelry

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2596454A (en) * 1949-09-10 1952-05-13 Metals & Controls Corp Gold alloys
US3141761A (en) * 1962-02-23 1964-07-21 Walter U Schmitt G M B H Fa Dr Pulverized silver alloys for use in producing dental amalgams
US4149883A (en) * 1976-08-20 1979-04-17 W. C. Heraeus Gmbh Electrical contact
US4350527A (en) * 1980-05-01 1982-09-21 Daniel Davitz Gold-colored, acid and corrosion resistant alloy
US4369162A (en) * 1980-11-06 1983-01-18 W. C. Heraeus Gmbh Silver base casting alloy for dental use
US4557895A (en) * 1984-12-10 1985-12-10 Herff Jones, Inc. Yellow gold alloy
US6835252B1 (en) 2004-04-21 2004-12-28 Martin Buchtenirch Gold colored alloy used for dentistry and jewelry

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