GB681484A - An improved gold alloy - Google Patents

An improved gold alloy

Info

Publication number
GB681484A
GB681484A GB1228950A GB1228950A GB681484A GB 681484 A GB681484 A GB 681484A GB 1228950 A GB1228950 A GB 1228950A GB 1228950 A GB1228950 A GB 1228950A GB 681484 A GB681484 A GB 681484A
Authority
GB
United Kingdom
Prior art keywords
gold alloy
improved gold
per cent
alloy
improved
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
GB1228950A
Inventor
Jack Chambers Chaston
Mieczyslaw Herman Sloboda
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.)
Johnson Matthey PLC
Original Assignee
Johnson Matthey PLC
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 Johnson Matthey PLC filed Critical Johnson Matthey PLC
Priority to GB1228950A priority Critical patent/GB681484A/en
Publication of GB681484A publication Critical patent/GB681484A/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
    • C22C5/00—Alloys based on noble metals

Abstract

An alloy suitable for use in jewellery has the following composition: Au 73-77 per cent; one or more of Fe, Co & Ni 0.5-10 per cent; Cu the remainder. The alloy may also contain up to 2 per cent of Ag.
GB1228950A 1950-05-17 1950-05-17 An improved gold alloy Expired GB681484A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1228950A GB681484A (en) 1950-05-17 1950-05-17 An improved gold alloy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1228950A GB681484A (en) 1950-05-17 1950-05-17 An improved gold alloy

Publications (1)

Publication Number Publication Date
GB681484A true GB681484A (en) 1952-10-22

Family

ID=10001820

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1228950A Expired GB681484A (en) 1950-05-17 1950-05-17 An improved gold alloy

Country Status (1)

Country Link
GB (1) GB681484A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138027A (en) * 1983-04-12 1984-10-17 Citizen Watch Co Ltd A process for plating an article with a gold-based alloy and an alloy therefor
CH714785A1 (en) * 2018-03-15 2019-09-30 Argor Heraeus Sa Gold alloy resistant to discoloration and its production method.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138027A (en) * 1983-04-12 1984-10-17 Citizen Watch Co Ltd A process for plating an article with a gold-based alloy and an alloy therefor
CH714785A1 (en) * 2018-03-15 2019-09-30 Argor Heraeus Sa Gold alloy resistant to discoloration and its production method.
US11889904B2 (en) 2018-03-15 2024-02-06 Argor-Heraeus Sa Discoloration resistant gold alloy and method of production thereof

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