CH714882A1 - Lega d'oro a 14K resistente al tarnishing e metodo di produzione della medesima. - Google Patents

Lega d'oro a 14K resistente al tarnishing e metodo di produzione della medesima. Download PDF

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Publication number
CH714882A1
CH714882A1 CH00465/18A CH4652018A CH714882A1 CH 714882 A1 CH714882 A1 CH 714882A1 CH 00465/18 A CH00465/18 A CH 00465/18A CH 4652018 A CH4652018 A CH 4652018A CH 714882 A1 CH714882 A1 CH 714882A1
Authority
CH
Switzerland
Prior art keywords
weight
alloy
gold
amount
equal
Prior art date
Application number
CH00465/18A
Other languages
English (en)
Italian (it)
Other versions
CH714882B1 (it
Inventor
Arnaboldi Sergio
Rossini Marta
Nauer Marco
Original Assignee
Argor Heraeus Sa
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 Argor Heraeus Sa filed Critical Argor Heraeus Sa
Priority to CH00465/18A priority Critical patent/CH714882B1/it
Priority to EP19169009.8A priority patent/EP3553192B1/de
Publication of CH714882A1 publication Critical patent/CH714882A1/it
Publication of CH714882B1 publication Critical patent/CH714882B1/it

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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
    • C22C5/02—Alloys based on gold
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/14—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of noble metals or alloys based thereon

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Adornments (AREA)

Abstract

Alloy, in particular for jewelery, characterized by the fact that it includes: - Gold in an amount between 540 620 and 620 peso in weight; - Copper in amounts between 360 ‰ and 415 peso in weight; - Palladium in amounts between 10 ‰ and 30 peso in weight.
CH00465/18A 2018-04-12 2018-04-12 Lega d'oro a 14K resistente al tarnishing e metodo di produzione della medesima. CH714882B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH00465/18A CH714882B1 (it) 2018-04-12 2018-04-12 Lega d'oro a 14K resistente al tarnishing e metodo di produzione della medesima.
EP19169009.8A EP3553192B1 (de) 2018-04-12 2019-04-12 Anlaufbeständige 14k-goldlegierung und herstellungsverfahren davon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH00465/18A CH714882B1 (it) 2018-04-12 2018-04-12 Lega d'oro a 14K resistente al tarnishing e metodo di produzione della medesima.

Publications (2)

Publication Number Publication Date
CH714882A1 true CH714882A1 (it) 2019-10-15
CH714882B1 CH714882B1 (it) 2021-12-30

Family

ID=68170558

Family Applications (1)

Application Number Title Priority Date Filing Date
CH00465/18A CH714882B1 (it) 2018-04-12 2018-04-12 Lega d'oro a 14K resistente al tarnishing e metodo di produzione della medesima.

Country Status (1)

Country Link
CH (1) CH714882B1 (de)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH218138A (de) * 1938-03-25 1941-11-30 Degussa Schmuckstück.
US2274863A (en) * 1937-11-05 1942-03-03 Leuser Josef Soldering alloy
DE750343C (de) * 1937-04-24 1945-01-09 Heraeus Gmbh W C Goldlegierungen fuer Trauringe
US5340529A (en) * 1993-07-01 1994-08-23 Dewitt Troy C Gold jewelry alloy

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750343C (de) * 1937-04-24 1945-01-09 Heraeus Gmbh W C Goldlegierungen fuer Trauringe
US2274863A (en) * 1937-11-05 1942-03-03 Leuser Josef Soldering alloy
CH218138A (de) * 1938-03-25 1941-11-30 Degussa Schmuckstück.
US5340529A (en) * 1993-07-01 1994-08-23 Dewitt Troy C Gold jewelry alloy

Also Published As

Publication number Publication date
CH714882B1 (it) 2021-12-30

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