ITUB20152954A1 - Aging-resistant sterling silver alloy with? Tarnishing resistance? improved and mother alloy composition for its production - Google Patents

Aging-resistant sterling silver alloy with? Tarnishing resistance? improved and mother alloy composition for its production

Info

Publication number
ITUB20152954A1
ITUB20152954A1 ITUB2015A002954A ITUB20152954A ITUB20152954A1 IT UB20152954 A1 ITUB20152954 A1 IT UB20152954A1 IT UB2015A002954 A ITUB2015A002954 A IT UB2015A002954A IT UB20152954 A ITUB20152954 A IT UB20152954A IT UB20152954 A1 ITUB20152954 A1 IT UB20152954A1
Authority
IT
Italy
Prior art keywords
aging
production
improved
sterling silver
alloy composition
Prior art date
Application number
ITUB2015A002954A
Other languages
Italian (it)
Inventor
Massimo Poliero
Riccardo Bertoncello
Original Assignee
Legor Group S P A
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 Legor Group S P A filed Critical Legor Group S P A
Priority to ITUB2015A002954A priority Critical patent/ITUB20152954A1/en
Priority to US15/748,927 priority patent/US10876189B2/en
Priority to PCT/IB2016/054454 priority patent/WO2017021818A2/en
Priority to IT102016000078420A priority patent/IT201600078420A1/en
Priority to EP16766081.0A priority patent/EP3329024B1/en
Publication of ITUB20152954A1 publication Critical patent/ITUB20152954A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • C22C1/03—Making non-ferrous alloys by melting using master alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C18/00—Alloys based on zinc
    • 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
    • C22C5/04—Alloys based on a platinum group metal
ITUB2015A002954A 2015-07-31 2015-08-06 Aging-resistant sterling silver alloy with? Tarnishing resistance? improved and mother alloy composition for its production ITUB20152954A1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
ITUB2015A002954A ITUB20152954A1 (en) 2015-08-06 2015-08-06 Aging-resistant sterling silver alloy with? Tarnishing resistance? improved and mother alloy composition for its production
US15/748,927 US10876189B2 (en) 2015-07-31 2016-07-26 Age-hardenable sterling silver alloy with improved “tarnishing” resistance and master alloy composition for its production
PCT/IB2016/054454 WO2017021818A2 (en) 2015-07-31 2016-07-26 Age-hardenable sterling silver alloy with improved "tarnishing" resistance and master alloy composition for its production
IT102016000078420A IT201600078420A1 (en) 2015-07-31 2016-07-26 Aging-resistant sterling silver alloy with improved tarnishing resistance and mother alloy composition for its production
EP16766081.0A EP3329024B1 (en) 2015-07-31 2016-07-26 Age-hardenable sterling silver alloy with improved "tarnishing" resistance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITUB2015A002954A ITUB20152954A1 (en) 2015-08-06 2015-08-06 Aging-resistant sterling silver alloy with? Tarnishing resistance? improved and mother alloy composition for its production

Publications (1)

Publication Number Publication Date
ITUB20152954A1 true ITUB20152954A1 (en) 2017-02-06

Family

ID=54477154

Family Applications (1)

Application Number Title Priority Date Filing Date
ITUB2015A002954A ITUB20152954A1 (en) 2015-07-31 2015-08-06 Aging-resistant sterling silver alloy with? Tarnishing resistance? improved and mother alloy composition for its production

Country Status (1)

Country Link
IT (1) ITUB20152954A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5037708A (en) * 1990-09-07 1991-08-06 Daniel Davitz Silver palladium alloy
US5039479A (en) * 1990-09-05 1991-08-13 United Precious Metal Refining Co., Inc. Silver alloy compositions, and master alloy compositions therefor
US20050186107A1 (en) * 2004-02-25 2005-08-25 Sterilite Llc Silver-colored alloy with low percentages of copper and zinc
US20060045792A1 (en) * 2004-08-26 2006-03-02 Agarwal Dwarika P Sterling silver alloy compositions of exceptional and reversible hardness, and enhanced tarnish resistance
US9267191B2 (en) * 2012-11-06 2016-02-23 Richline Group, Inc. Reversibly age hardenable, palladium containing tarnish resistant sterling silver alloys

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5039479A (en) * 1990-09-05 1991-08-13 United Precious Metal Refining Co., Inc. Silver alloy compositions, and master alloy compositions therefor
US5037708A (en) * 1990-09-07 1991-08-06 Daniel Davitz Silver palladium alloy
US20050186107A1 (en) * 2004-02-25 2005-08-25 Sterilite Llc Silver-colored alloy with low percentages of copper and zinc
US20060045792A1 (en) * 2004-08-26 2006-03-02 Agarwal Dwarika P Sterling silver alloy compositions of exceptional and reversible hardness, and enhanced tarnish resistance
US9267191B2 (en) * 2012-11-06 2016-02-23 Richline Group, Inc. Reversibly age hardenable, palladium containing tarnish resistant sterling silver alloys

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