GB1542181A - Process for producing dental metal castings - Google Patents

Process for producing dental metal castings

Info

Publication number
GB1542181A
GB1542181A GB7719406A GB1940677A GB1542181A GB 1542181 A GB1542181 A GB 1542181A GB 7719406 A GB7719406 A GB 7719406A GB 1940677 A GB1940677 A GB 1940677A GB 1542181 A GB1542181 A GB 1542181A
Authority
GB
United Kingdom
Prior art keywords
metal castings
producing dental
dental metal
zinc
producing
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
Application number
GB7719406A
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.)
WC Heraus GmbH and Co KG
Original Assignee
WC Heraus GmbH and Co KG
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 WC Heraus GmbH and Co KG filed Critical WC Heraus GmbH and Co KG
Publication of GB1542181A publication Critical patent/GB1542181A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • C22C9/02—Alloys based on copper with tin as the next major constituent

Landscapes

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

Abstract

To overcome the drawback of the zinc evaporating in the vacuum die casting process, a zinc-free alloy is used which, in addition to from 78 to 92% of copper, contains from 5 to 15% of tin and from 3 to 7% of iron, nickel or cobalt.
GB7719406A 1976-05-11 1977-05-09 Process for producing dental metal castings Expired GB1542181A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2620733A DE2620733C2 (en) 1976-05-11 1976-05-11 Use of copper-based alloys for dental purposes

Publications (1)

Publication Number Publication Date
GB1542181A true GB1542181A (en) 1979-03-14

Family

ID=5977604

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7719406A Expired GB1542181A (en) 1976-05-11 1977-05-09 Process for producing dental metal castings

Country Status (6)

Country Link
JP (1) JPS52136827A (en)
CH (1) CH628685A5 (en)
DE (1) DE2620733C2 (en)
FR (1) FR2351180A1 (en)
GB (1) GB1542181A (en)
SE (1) SE7703820L (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4732625A (en) * 1985-07-29 1988-03-22 Pfizer Inc. Copper-nickel-tin-cobalt spinodal alloy
EP1063311A1 (en) * 1999-06-17 2000-12-27 Wieland-Werke AG Use of a tin rich copper-tin-iron alloy
US6346215B1 (en) 1997-12-19 2002-02-12 Wieland-Werke Ag Copper-tin alloys and uses thereof

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525325A (en) * 1984-07-26 1985-06-25 Pfizer Inc. Copper-nickel-tin-cobalt spinodal alloy

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4732625A (en) * 1985-07-29 1988-03-22 Pfizer Inc. Copper-nickel-tin-cobalt spinodal alloy
US6346215B1 (en) 1997-12-19 2002-02-12 Wieland-Werke Ag Copper-tin alloys and uses thereof
EP1063311A1 (en) * 1999-06-17 2000-12-27 Wieland-Werke AG Use of a tin rich copper-tin-iron alloy

Also Published As

Publication number Publication date
CH628685A5 (en) 1982-03-15
DE2620733C2 (en) 1978-03-23
DE2620733B1 (en) 1977-07-28
FR2351180A1 (en) 1977-12-09
JPS52136827A (en) 1977-11-15
SE7703820L (en) 1977-11-12

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee