公开(公告)号：US20230114281A1

公开(公告)日：2023-04-13

申请号：US17805886

申请日：2022-06-08

Applicant: The Swatch Group Research and Development Ltd

Inventor： Gregory KISSLING ,  Denis VINCENT ,  Stéphane LAUPER ,  Bernard BERTHEVILLE

IPC: C22C29/08 ,  C22C29/00

Abstract: An item produced in a cermet material including by weight between 85 and 94% of a ceramic phase and between 6 and 15% of a metal binder phase, the ceramic phase mostly including a tungsten carbide phase and optionally one or more phases of one or more secondary carbides selected from the elements Ti, Zr, Hf, V, Nb, Ta, Cr and Mo, the metal binder comprising Ag, Pd, Ru and Co. The invention generally relates to the method for manufacturing said item.

公开(公告)号：US20160273077A1

公开(公告)日：2016-09-22

申请号：US15052011

申请日：2016-02-24

Applicant: The Swatch Group Research and Development Ltd

Inventor： Denis VINCENT ,  Polychronis Nakis Karapatis ,  Gregory Kissling ,  Stephane Lauper ,  Gaetan Villard ,  Alban Dubach

IPC: C22C5/02 ,  G04B37/22 ,  A44C5/18 ,  A44C27/00 ,  A44C5/00

Abstract: A grey gold alloy which is nickel-free, cobalt-free, iron-free, silver-free, copper-free, zirconium-free, niobium-free, chromium-free and manganese-free, including, expressed in weight percent, from 75.0 to 76.5% of Au, from 15 to 23% of Pd, from 0.5 to 5% of Rh, from 0 to 7% of Pt, and from 0 to 5% of at least one of the alloying elements Ir, Ru, Ti, In, Ga, B and Re, the respective percentages of all the alloying elements adding up to 100%.

Abstract translation: 一种无镍，无钴，无铁，无银，无铜，无锆，无铌，无铬和无锰的灰金合金，其重量百分比含量为 Au的75.0〜76.5％，Pd的15〜23％，Rh的0.5〜5％，Pt的0〜7％，以及0〜5％的合金元素Ir，Ru，Ti ，In，Ga，B和Re，所有合金元素的百分比相加至100％。