DE69422141D1 - Amalgamierbares Gemisch und Verfahren zu dessen Herstellung - Google Patents

Amalgamierbares Gemisch und Verfahren zu dessen Herstellung

Info

Publication number
DE69422141D1
DE69422141D1 DE69422141T DE69422141T DE69422141D1 DE 69422141 D1 DE69422141 D1 DE 69422141D1 DE 69422141 T DE69422141 T DE 69422141T DE 69422141 T DE69422141 T DE 69422141T DE 69422141 D1 DE69422141 D1 DE 69422141D1
Authority
DE
Germany
Prior art keywords
amalgamable
mixture
production
amalgamable mixture
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 - Fee Related
Application number
DE69422141T
Other languages
English (en)
Other versions
DE69422141T2 (de
Inventor
Richard W Fountain
Kamal Asgar
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.)
Special Metals Corp
Original Assignee
Special Metals Corp
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 US08/142,021 external-priority patent/US5354353A/en
Application filed by Special Metals Corp filed Critical Special Metals Corp
Application granted granted Critical
Publication of DE69422141D1 publication Critical patent/DE69422141D1/de
Publication of DE69422141T2 publication Critical patent/DE69422141T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K6/00—Preparations for dentistry
    • A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
    • A61K6/84—Preparations for artificial teeth, for filling teeth or for capping teeth comprising metals or alloys
    • A61K6/847—Amalgams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/09—Mixtures of metallic powders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Epidemiology (AREA)
  • Nanotechnology (AREA)
  • Engineering & Computer Science (AREA)
  • Plastic & Reconstructive Surgery (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Powder Metallurgy (AREA)
  • Dental Preparations (AREA)
DE69422141T 1993-10-28 1994-10-20 Amalgamierbares Gemisch und Verfahren zu dessen Herstellung Expired - Fee Related DE69422141T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/142,021 US5354353A (en) 1993-10-28 1993-10-28 Amalgamable composition and method of production
US08/274,078 US5490870A (en) 1993-10-28 1994-07-12 Amalgamable composition and method of production

Publications (2)

Publication Number Publication Date
DE69422141D1 true DE69422141D1 (de) 2000-01-20
DE69422141T2 DE69422141T2 (de) 2000-05-25

Family

ID=26839694

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422141T Expired - Fee Related DE69422141T2 (de) 1993-10-28 1994-10-20 Amalgamierbares Gemisch und Verfahren zu dessen Herstellung

Country Status (7)

Country Link
US (1) US5490870A (de)
EP (1) EP0653200B1 (de)
JP (1) JP2898208B2 (de)
CA (1) CA2134289C (de)
DE (1) DE69422141T2 (de)
ES (1) ES2142382T3 (de)
PT (1) PT653200E (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100671326B1 (ko) * 2005-04-19 2007-01-24 양원동 은 나노 아말감 수복 제
ITMI20061344A1 (it) * 2006-07-11 2008-01-12 Getters Spa Metodo per il rilascio di mercurio
AU2021329906A1 (en) 2020-08-18 2023-04-27 Enviro Metals, LLC Metal refinement

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3723092A (en) * 1968-03-01 1973-03-27 Int Nickel Co Composite metal powder and production thereof
US3871876A (en) * 1974-03-18 1975-03-18 Kamal Asgar Dental Amalgam
US3980472A (en) * 1975-07-16 1976-09-14 Special Metals Corporation Dental amalgam
US3997330A (en) * 1975-12-29 1976-12-14 Engelhard Minerals & Chemicals Corporation Dental amalgams
US3997327A (en) * 1975-12-29 1976-12-14 Engelhard Minerals & Chemicals Corporation Dental composition
US3997329A (en) * 1975-12-29 1976-12-14 Engelhard Minerals & Chemicals Corporation Dental composition
US4234339A (en) * 1978-08-24 1980-11-18 Engelhard Minerals & Chemicals Corporation Corrosion-resistant dental alloy
US4235631A (en) * 1978-08-24 1980-11-25 Engelhard Minerals & Chemicals Corporation Corrosion-resistant dental alloy having improved handling characteristics
AR223024A1 (es) * 1980-01-31 1981-07-15 Macrodent Sa Un producto para ser utilizado en amalgamas dentales comprimidos o pastillas desintegrables obtenidos por aglomeracion de dicho producto y amalgamas obtenidas a partir de este ultimo
US4374085A (en) * 1980-05-29 1983-02-15 Special Metals Corporation Silver-tin-copper-palladium alloy and amalgam thereof
JPS5856741A (ja) * 1981-09-27 1983-04-04 Nippon Telegr & Teleph Corp <Ntt> ステ−ジの送り位置決め装置
EP0101457A4 (de) * 1982-02-18 1986-04-15 Sybron Corp Zahnärztliche mischlegierung und amalgam.
DE3240256C1 (de) * 1982-10-30 1983-09-29 Blendax-Werke R. Schneider Gmbh & Co, 6500 Mainz Verfahren zur Herstellung von Silber-Zinn-Vorlegierungen fuer zahnaerztliche Amalgame
US4664629A (en) * 1983-06-27 1987-05-12 Dentsply Research & Development Corp. Dental composition mixture
AT379080B (de) * 1983-12-06 1985-11-11 Oegussa Legierungspulvergemisch zur dentalamalgam-herstellung
US4664855A (en) * 1985-11-12 1987-05-12 Special Metals Corporation Method for producing amalgamable alloy
US4668282A (en) * 1985-12-16 1987-05-26 Inco Alloys International, Inc. Formation of intermetallic and intermetallic-type precursor alloys for subsequent mechanical alloying applications
US5354353A (en) * 1993-10-28 1994-10-11 Special Metals Corporation Amalgamable composition and method of production

Also Published As

Publication number Publication date
JPH07207386A (ja) 1995-08-08
DE69422141T2 (de) 2000-05-25
CA2134289A1 (en) 1995-04-29
ES2142382T3 (es) 2000-04-16
PT653200E (pt) 2000-04-28
CA2134289C (en) 1999-06-22
EP0653200A1 (de) 1995-05-17
US5490870A (en) 1996-02-13
EP0653200B1 (de) 1999-12-15
JP2898208B2 (ja) 1999-05-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee