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DE69809956D1 - Verfahren zur herstellung eines edelmetallwerkstückes - Google Patents

Verfahren zur herstellung eines edelmetallwerkstückes

Info

Publication number
DE69809956D1
DE69809956D1 DE69809956T DE69809956T DE69809956D1 DE 69809956 D1 DE69809956 D1 DE 69809956D1 DE 69809956 T DE69809956 T DE 69809956T DE 69809956 T DE69809956 T DE 69809956T DE 69809956 D1 DE69809956 D1 DE 69809956D1
Authority
DE
Germany
Prior art keywords
appropriate
ring
powder
shape
metal powder
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
DE69809956T
Other languages
English (en)
Other versions
DE69809956T2 (de
Inventor
Ernest Taylor
Paul Hurford
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.)
BASF Catalysts LLC
Original Assignee
Engelhard CLAL UK Ltd
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 Engelhard CLAL UK Ltd filed Critical Engelhard CLAL UK Ltd
Publication of DE69809956D1 publication Critical patent/DE69809956D1/de
Application granted granted Critical
Publication of DE69809956T2 publication Critical patent/DE69809956T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B22F9/082—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 atomising using a fluid
    • 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
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
    • 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
    • B22F9/082—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 atomising using a fluid
    • B22F2009/0824—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 atomising using a fluid with a specific atomising fluid
    • B22F2009/0828—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 atomising using a fluid with a specific atomising fluid with water

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Powder Metallurgy (AREA)
  • Adornments (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Chemically Coating (AREA)
  • Forging (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
DE69809956T 1997-09-12 1998-09-10 Verfahren zur herstellung eines edelmetallwerkstückes Expired - Lifetime DE69809956T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP97307093 1997-09-12
PCT/GB1998/002733 WO1999014387A1 (en) 1997-09-12 1998-09-10 Process for manufacturing precious metal artefacts

Publications (2)

Publication Number Publication Date
DE69809956D1 true DE69809956D1 (de) 2003-01-16
DE69809956T2 DE69809956T2 (de) 2003-04-10

Family

ID=8229508

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69809956T Expired - Lifetime DE69809956T2 (de) 1997-09-12 1998-09-10 Verfahren zur herstellung eines edelmetallwerkstückes

Country Status (9)

Country Link
US (1) US6383248B1 (de)
EP (1) EP1019556B1 (de)
AT (1) ATE229087T1 (de)
AU (1) AU9084798A (de)
DE (1) DE69809956T2 (de)
NO (1) NO20001041L (de)
PL (1) PL186996B1 (de)
WO (1) WO1999014387A1 (de)
ZA (1) ZA988340B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3838901A (en) 2000-02-16 2001-08-27 Illumina Inc Parallel genotyping of multiple patient samples
KR100881306B1 (ko) * 2001-09-28 2009-02-03 미쓰비시 마테리알 가부시키가이샤 은점토용 은분말 및 이 은분말을 함유하는 은점토
BR0200152A (pt) * 2002-01-22 2003-10-21 Ivan Calia Barchese Processo de obtenção de pastilha à base de pré - ligas de ferro - alumìnio produzidas a partir de pós atomizados, para uso como elemento de adição em ligas,de alumìnio e pastilha obtida pelo processo
WO2003069333A1 (en) 2002-02-14 2003-08-21 Illumina, Inc. Automated information processing in randomly ordered arrays
JP3867786B2 (ja) * 2002-11-05 2007-01-10 相田化学工業株式会社 貴金属造形用粘土組成物及び貴金属焼結品の製造方法
US20090139264A1 (en) * 2007-11-30 2009-06-04 Rachel Brown Antique jewelry articles and methods of making same
US8689446B2 (en) * 2011-02-02 2014-04-08 Richemont International S.A. Method for producing a watch case middle of reduced weight
CH705662A1 (de) * 2011-11-04 2013-05-15 Alstom Technology Ltd Prozess zur Herstellung von Gegenständen aus einer durch Gamma-Prime-Ausscheidung verfestigten Superlegierung auf Nickelbasis durch selektives Laserschmelzen (SLM).
US9055793B2 (en) 2012-06-08 2015-06-16 Anne Jansen Shotgun shell jewelry and method therefor
WO2015173790A1 (en) * 2014-05-16 2015-11-19 Repl. Progold S.P.A. Use of gold powder alloys for manufacturing jewellery items by selective laser melting
AU2021329906A1 (en) 2020-08-18 2023-04-27 Enviro Metals, LLC Metal refinement
CN111992731A (zh) * 2020-09-18 2020-11-27 西安工程大学 一种粉末冶金法制备硬质足金的方法
CN113500198B (zh) * 2021-07-08 2023-07-25 河南黄河旋风股份有限公司 一种高锌合金粉末的制备方法
CN115413870A (zh) * 2022-09-29 2022-12-02 深圳市周大福珠宝制造有限公司 一种方形珠的加工方法及方形珠

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2188873A (en) * 1938-01-10 1940-01-30 Handy & Harman Making articles from powdered components
US3606766A (en) * 1969-06-26 1971-09-21 Engelhard Min & Chem Gold finger article composed of compressed and sintered fine gold powder and a refractory oxide
US4002503A (en) * 1970-09-29 1977-01-11 Johnson, Matthey & Co., Limited Treatment of metals and alloy
US4401609A (en) 1981-11-19 1983-08-30 Owens-Corning Fiberglas Corporation Metal atomization
SE8206158L (sv) * 1982-10-29 1984-04-30 Hans G Wahlbeck Forfarande och anordning for framstellning av allergifria edelmetallforemal
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
DE3336526C1 (de) * 1983-10-07 1985-02-07 Degussa Ag, 6000 Frankfurt Gesinterte Rohlinge fuer Praegeteile
US4664855A (en) * 1985-11-12 1987-05-12 Special Metals Corporation Method for producing amalgamable alloy
JP2697735B2 (ja) 1987-09-04 1998-01-14 株式会社徳力本店 Ａｇ−酸化物系条材およびその製造方法
US5000779A (en) * 1988-05-18 1991-03-19 Leach & Garner Palladium based powder-metal alloys and method for making same
US5328775A (en) * 1990-05-18 1994-07-12 Mitsubishi Materials Corporation Moldable mixture for use in the manufacturing of precious metal articles

Also Published As

Publication number Publication date
EP1019556B1 (de) 2002-12-04
ATE229087T1 (de) 2002-12-15
US6383248B1 (en) 2002-05-07
PL186996B1 (pl) 2004-04-30
EP1019556A1 (de) 2000-07-19
AU9084798A (en) 1999-04-05
ZA988340B (en) 2000-03-22
WO1999014387A1 (en) 1999-03-25
PL339168A1 (en) 2000-12-04
NO20001041D0 (no) 2000-03-01
NO20001041L (no) 2000-05-12
DE69809956T2 (de) 2003-04-10

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: ENGELHARD CORP. (N.D.GES.D. STAATES DELAWARE), ISE