Patent · US Expired

Method of producing a substrate with a surface treated by a vacuum treatment process, use of said method for the production of coated workpieces and plasma treatment chamber

US7138343B2 · kind B2 · utility

4Cited by
11References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 13, 2003
Grant dateNov 21, 2006
Priority date
Expiry dateNov 13, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C16/52
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

In order to produce substrate surfaces with a given two-dimensional surface distribution arising from a treatment using a vacuum treatment process, an inhomogeneous plasma (5) with a density distribution is generated and moved relative to the substrate (9) with a given movement.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.