发明名称 PROCESS FOR DRAWING ON A METAL SURFACE BY MATERIAL DEPOSITION
摘要 <p>The invention relates to a process for drawing on a metal surface by material deposition. The process of the invention is especially noteworthy in that it consists in performing at least the following operations: C) coating the rough or other metal surface with an adherent coating (c) which, however, can be destroyed by a laser beam; D) burning said coating (c) at part (d), but substantially throughout its thickness, using a laser in accordance with a given design; E) if necessary, removing the burnt part of the coating and cleaning down to the lower surface to obtain a recessed design (e); G) coating said cleaned surface with another final layer (g).</p>
申请公布号 WO1991001895(A1) 申请公布日期 1991.02.21
申请号 FR1990000587 申请日期 1990.08.03
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