DE3835593C1 - - Google Patents

Info

Publication number
DE3835593C1
DE3835593C1 DE3835593A DE3835593A DE3835593C1 DE 3835593 C1 DE3835593 C1 DE 3835593C1 DE 3835593 A DE3835593 A DE 3835593A DE 3835593 A DE3835593 A DE 3835593A DE 3835593 C1 DE3835593 C1 DE 3835593C1
Authority
DE
Germany
Prior art keywords
weight
gold
cobalt
alloy
copper
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
DE3835593A
Other languages
German (de)
English (en)
Inventor
Lorenz Dr. 8500 Nuernberg De Berchtold
Ulrich Dipl.-Ing. Dr. Benicia Calif. Us Muerrle
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
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 Degussa GmbH filed Critical Degussa GmbH
Priority to DE3835593A priority Critical patent/DE3835593C1/de
Priority to NO893393A priority patent/NO172753C/no
Priority to DE8989118634T priority patent/DE58904343D1/de
Priority to EP89118634A priority patent/EP0369156B1/de
Priority to AT89118634T priority patent/ATE89330T1/de
Priority to ES198989118634T priority patent/ES2040434T3/es
Priority to DK517189A priority patent/DK517189A/da
Priority to FI894976A priority patent/FI894976A0/fi
Priority to JP1270489A priority patent/JPH02166244A/ja
Application granted granted Critical
Publication of DE3835593C1 publication Critical patent/DE3835593C1/de
Expired legal-status Critical Current

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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Adornments (AREA)
  • Eyeglasses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Ceramic Products (AREA)
DE3835593A 1988-10-19 1988-10-19 Expired DE3835593C1 (no)

Priority Applications (9)

Application Number Priority Date Filing Date Title
DE3835593A DE3835593C1 (no) 1988-10-19 1988-10-19
NO893393A NO172753C (no) 1988-10-19 1989-08-23 Anvendelse av legeringer med hoeyt gullinnhold for smykkevarer
EP89118634A EP0369156B1 (de) 1988-10-19 1989-10-06 Verwendung einer hochgoldhaltigen Legierung für Schmuckwaren
AT89118634T ATE89330T1 (de) 1988-10-19 1989-10-06 Verwendung einer hochgoldhaltigen legierung fuer schmuckwaren.
DE8989118634T DE58904343D1 (de) 1988-10-19 1989-10-06 Verwendung einer hochgoldhaltigen legierung fuer schmuckwaren.
ES198989118634T ES2040434T3 (es) 1988-10-19 1989-10-06 Empleo de una aleacion con elevado contenido de oro para piezas de joyeria.
DK517189A DK517189A (da) 1988-10-19 1989-10-18 Anvendelse af en legering med stort guldindhold til smykker
FI894976A FI894976A0 (fi) 1988-10-19 1989-10-19 Anvaendning av en legering med hoeg guldhalt i smycken.
JP1270489A JPH02166244A (ja) 1988-10-19 1989-10-19 装飾品および貨幣用合金材料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3835593A DE3835593C1 (no) 1988-10-19 1988-10-19

Publications (1)

Publication Number Publication Date
DE3835593C1 true DE3835593C1 (no) 1989-11-16

Family

ID=6365457

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3835593A Expired DE3835593C1 (no) 1988-10-19 1988-10-19
DE8989118634T Expired - Fee Related DE58904343D1 (de) 1988-10-19 1989-10-06 Verwendung einer hochgoldhaltigen legierung fuer schmuckwaren.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8989118634T Expired - Fee Related DE58904343D1 (de) 1988-10-19 1989-10-06 Verwendung einer hochgoldhaltigen legierung fuer schmuckwaren.

Country Status (8)

Country Link
EP (1) EP0369156B1 (no)
JP (1) JPH02166244A (no)
AT (1) ATE89330T1 (no)
DE (2) DE3835593C1 (no)
DK (1) DK517189A (no)
ES (1) ES2040434T3 (no)
FI (1) FI894976A0 (no)
NO (1) NO172753C (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0438980A1 (en) * 1989-01-26 1991-07-31 Tanaka Kikinzoku Kogyo K.K. Cobalt-containing precious metal material for decoration and process for preparing the same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02225655A (ja) * 1989-02-28 1990-09-07 Agency Of Ind Science & Technol 光沢のある黒色に着色する金合金とその着色法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3413663A1 (de) * 1983-04-12 1984-12-13 Citizen Watch Co., Ltd., Tokio/Tokyo Legierung und verfahren zum vergolden

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1175885B (de) * 1964-08-13 Dr. Eugen Dürrwächter DODUCO, Pforzheim Verwendung einer heterogenisierten Gold-Kobalt-Legierung als Werkstoff für elektrische Kontakte mit praktisch keiner Materialwanderung in gleichstromdurchflossenen Schwachstrom-Schaltkreisen mit in bestimmten Grenzen liegender Selbstinduktion
US2164938A (en) * 1938-08-23 1939-07-04 Metals & Controls Corp Alloy
US2141157A (en) * 1938-08-23 1938-12-20 Metals & Controls Corp Alloy
US2223046A (en) * 1938-12-02 1940-11-26 Metals & Controls Corp Alloy
DE2136232A1 (de) * 1971-07-20 1973-02-01 Degussa Harte goldlegierung fuer zahnaerztliche zwecke
GB1491155A (en) * 1976-04-07 1977-11-09 Fulmer Res Inst Ltd Gold alloys
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3413663A1 (de) * 1983-04-12 1984-12-13 Citizen Watch Co., Ltd., Tokio/Tokyo Legierung und verfahren zum vergolden

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0438980A1 (en) * 1989-01-26 1991-07-31 Tanaka Kikinzoku Kogyo K.K. Cobalt-containing precious metal material for decoration and process for preparing the same

Also Published As

Publication number Publication date
JPH02166244A (ja) 1990-06-26
FI894976A0 (fi) 1989-10-19
ATE89330T1 (de) 1993-05-15
EP0369156B1 (de) 1993-05-12
NO893393L (no) 1990-04-20
DE58904343D1 (de) 1993-06-17
NO172753C (no) 1993-09-01
NO172753B (no) 1993-05-24
DK517189A (da) 1990-04-20
DK517189D0 (da) 1989-10-18
NO893393D0 (no) 1989-08-23
ES2040434T3 (es) 1993-10-16
EP0369156A1 (de) 1990-05-23

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Legal Events

Date Code Title Description
8100 Publication of patent without earlier publication of application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee