| 摘要 |
<p>The purpose of this Patent is a "Procedure for decoration of ceramic pieces", whose use is explicitly stated in the title of the invention. The procedure includes the following operations: Preliminary surface treatment of the pieces, by any known procedure (enameling, silkscreen process), to give them chromatic variation. Physical deposition of metallic salt or metal vapors (PVD) over the whole surface of the piece. Striking a laser beam on the surface, in order to partially or totally eliminate the deposited PVD layer via computer and optical laser beam control, so that the decorative figures are created in combination with the ornamental motifs and chromatic variation formed by the previous surface treatment.</p> |
