Invention Grant
- Patent Title: Method for fabricating a non-marking, matte ceramic
- Patent Title (中): 制造无标记，无光泽陶瓷的方法
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Application No.: US13537421Application Date: 2012-06-29
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Publication No.: US09248582B2Publication Date: 2016-02-02
- Inventor: Sylvain Boucard , Jean-Mary Hawrylko
- Applicant: Sylvain Boucard , Jean-Mary Hawrylko
- Applicant Address: CH Le Locle
- Assignee: Comadur S.A.
- Current Assignee: Comadur S.A.
- Current Assignee Address: CH Le Locle
- Agency: Sughrue Mion, PLLC
- Priority: EP11172580 20110704
- Main IPC: B28B11/08
- IPC: B28B11/08 ; C04B41/00 ; C04B41/53 ; C04B41/91 ; G04B37/22
Abstract:
The invention relates to a method (1) for fabricating a matt ceramic part (13, 14, 15, 17, 19) comprising the following steps: a) fabricating (2) a ceramic part; b) sand blasting (7) portions of the ceramic part to make them matt; According to the invention, the method includes the following final step: c) lapping (9) the matt portions in order to level out the surface of the matt portions. The invention concerns the field of timepieces.
Public/Granted literature
- US20130010578A1 METHOD FOR FABRICATING A NON-MARKING, MATT CERAMIC Public/Granted day:2013-01-10
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