IT1240937B - Lega in oro per la colorazione in nero, articolo lavorato in lega d'oro colorato in nero e metodo per la produzione dell'articolo lavorato - Google Patents

Lega in oro per la colorazione in nero, articolo lavorato in lega d'oro colorato in nero e metodo per la produzione dell'articolo lavorato

Info

Publication number
IT1240937B
IT1240937B IT67023A IT6702390A IT1240937B IT 1240937 B IT1240937 B IT 1240937B IT 67023 A IT67023 A IT 67023A IT 6702390 A IT6702390 A IT 6702390A IT 1240937 B IT1240937 B IT 1240937B
Authority
IT
Italy
Prior art keywords
black
gold alloy
worked
article
article worked
Prior art date
Application number
IT67023A
Other languages
English (en)
Italian (it)
Other versions
IT9067023A1 (it
IT9067023A0 (it
Inventor
Takeshi Takayanagi
Noburu Morita
Original Assignee
Agency Ind Science Techn
Seki Kk
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 Agency Ind Science Techn, Seki Kk filed Critical Agency Ind Science Techn
Publication of IT9067023A0 publication Critical patent/IT9067023A0/it
Publication of IT9067023A1 publication Critical patent/IT9067023A1/it
Application granted granted Critical
Publication of IT1240937B publication Critical patent/IT1240937B/it

Links

Classifications

    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
    • A44C27/00—Making jewellery or other personal adornments
    • A44C27/001—Materials for manufacturing jewellery
    • A44C27/002—Metallic materials
    • A44C27/003—Metallic alloys
    • 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
    • C22C5/02—Alloys based on gold

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Adornments (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Contacts (AREA)
IT67023A 1989-02-28 1990-01-12 Lega in oro per la colorazione in nero, articolo lavorato in lega d'oro colorato in nero e metodo per la produzione dell'articolo lavorato IT1240937B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1045420A JPH02225655A (ja) 1989-02-28 1989-02-28 光沢のある黒色に着色する金合金とその着色法

Publications (3)

Publication Number Publication Date
IT9067023A0 IT9067023A0 (it) 1990-01-12
IT9067023A1 IT9067023A1 (it) 1991-07-12
IT1240937B true IT1240937B (it) 1993-12-27

Family

ID=12718777

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67023A IT1240937B (it) 1989-02-28 1990-01-12 Lega in oro per la colorazione in nero, articolo lavorato in lega d'oro colorato in nero e metodo per la produzione dell'articolo lavorato

Country Status (6)

Country Link
JP (1) JPH02225655A (fr)
CH (1) CH680735A5 (fr)
DE (1) DE4020329A1 (fr)
FR (1) FR2643649B1 (fr)
GB (1) GB2245590A (fr)
IT (1) IT1240937B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02197539A (ja) * 1989-01-26 1990-08-06 Tanaka Kikinzoku Kogyo Kk 装飾品用Ｃｏ含有貴金属材料
JPH04183836A (ja) * 1990-11-19 1992-06-30 Seiko Instr Inc 表面硬化カラー金合金
JPH0657356A (ja) * 1991-11-14 1994-03-01 Nippon Kogyo Ginkou:Kk 装飾用金合金
US5853661A (en) * 1994-07-05 1998-12-29 Cendres Et Metaux Sa High gold content bio--compatible dental alloy
IT1280528B1 (it) * 1995-06-27 1998-01-22 Silmar Spa Leghe a base di oro
WO2006111178A1 (fr) * 2005-04-19 2006-10-26 Ludwig Müller S.A. Alliage de metal precieux
CH697875B1 (fr) * 2005-07-16 2009-03-13 Ludwig Mueller Alliage de métal précieux.
SG160266A1 (en) * 2008-09-08 2010-04-29 Autium Pte Ltd Coloured gold alloy and method for forming the same
EP3040790A1 (fr) * 2014-12-29 2016-07-06 Montres Breguet S.A. Pièce d'horlogerie ou de bijouterie en alliage précieux léger à base de titane
RU2625199C1 (ru) * 2016-07-11 2017-07-12 Юлия Алексеевна Щепочкина Сплав на основе золота
IT201800004444A1 (it) * 2018-04-12 2019-10-12 Lega d’oro a 14k resistente al tarnishing e metodo di produzione della medesima
EP3553192B1 (fr) * 2018-04-12 2021-07-14 Argor-Heraeus S.A. Alliage d'or 14k resistant au ternissage et son procédé de fabrication
CN112251625B (zh) * 2020-10-15 2022-04-15 深圳市宝瑞莱珠宝首饰有限公司 一种首饰用耐褪色的18k黑金加工工艺
EP4249149A1 (fr) 2022-03-24 2023-09-27 Richemont International S.A. Materiau composite d'or de coloration sombre et son procede de fabrication
IT202200010889A1 (it) * 2022-05-25 2023-11-25 Patros S R L Metodo per l’ottenimento di un oggetto comprendente titanio per la gioielleria, l’oreficeria o la bigiotteria e oggetto così ottenuto.

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH207103A (de) * 1937-04-23 1939-09-30 Heraeus Gmbh W C Goldlegierung, insbesondere für Schmuckgegenstände und Ringe.
US2141157A (en) * 1938-08-23 1938-12-20 Metals & Controls Corp Alloy
US2164938A (en) * 1938-08-23 1939-07-04 Metals & Controls Corp Alloy
US2229463A (en) * 1939-10-21 1941-01-21 Handy & Harman Alloy
DE752627C (de) * 1942-10-24 1951-08-06 Degussa Verguetbare Gold-Platin-Legierung
DE1121339B (de) * 1957-07-12 1962-01-04 Degussa Verformbare Goldlegierungen fuer elektrische Leiter mit hohem spezifischem Widerstand
US3189482A (en) * 1961-03-09 1965-06-15 Gen Mills Inc Metal film resistor and method of its formation
US3769006A (en) * 1972-01-27 1973-10-30 Gold Refining W Co Bright cast alloy, and composition
JPS5288236A (en) * 1976-01-19 1977-07-23 Seiko Instr & Electronics Ornamental coloring process
US4012228A (en) * 1976-05-14 1977-03-15 Howmedica, Inc. Low intrinsic value alloys
GB2041974B (en) * 1979-01-18 1983-03-09 Murao Shoten Gold alloy
GB2066291B (en) * 1979-12-14 1984-01-25 Atomic Energy Authority Uk Ternary alloys
JPS575833A (en) * 1980-06-11 1982-01-12 Ishifuku Kinzoku Kogyo Kk Gold permanent magnet alloy
JPS57120644A (en) * 1981-01-16 1982-07-27 Citizen Watch Co Ltd Gold alloy with pinkish color tone
DE3142541C2 (de) * 1981-10-27 1986-07-31 Demetron Gesellschaft für Elektronik-Werkstoffe mbH, 6540 Hanau Mehrstofflegierung für Targets von Katodenzerstäubungsanlagen
JPS5923835A (ja) * 1982-07-28 1984-02-07 Toyota Central Res & Dev Lab Inc 硼化物分散合金の製造方法
GB2138027B (en) * 1983-04-12 1986-09-10 Citizen Watch Co Ltd A process for plating an article with a gold-based alloy and an alloy therefor
JPS6067694A (ja) * 1983-09-20 1985-04-18 Katsusato Fujiyoshi 焼結貴金属の発色方法
DE3406711C1 (de) * 1984-02-24 1985-04-25 Degussa Ag, 6000 Frankfurt Goldarme Dental-Legierungen
DE3502460A1 (de) * 1985-01-25 1986-07-31 C. Hafner GmbH + Co., 7530 Pforzheim Verfahren zum erzeugen von dunklen oberflaechen auf goldlegierungen
DE3502914A1 (de) * 1985-01-29 1986-07-31 International Gold Corp. Ltd., Johannesburg Verwendung titanhaltiger goldlegierungen
GB2184457B (en) * 1985-12-06 1989-03-30 Vittorio Antoniazzi Gold alloy
JPS62185846A (ja) * 1986-02-07 1987-08-14 Citizen Watch Co Ltd 金−白金−コバルト系永久磁石合金
DE3835593C1 (fr) * 1988-10-19 1989-11-16 Degussa Ag, 6000 Frankfurt, De

Also Published As

Publication number Publication date
IT9067023A1 (it) 1991-07-12
FR2643649A1 (fr) 1990-08-31
GB2245590A (en) 1992-01-08
IT9067023A0 (it) 1990-01-12
DE4020329A1 (de) 1992-01-02
GB9014240D0 (en) 1990-08-15
CH680735A5 (fr) 1992-10-30
FR2643649B1 (fr) 1994-05-13
JPH02225655A (ja) 1990-09-07

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990126