Patent · US Expired

Process and apparatus for plasma treatment

US4718976A · kind A · utility

52Cited by
8References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 19, 1986
Grant dateJan 12, 1988
Priority date
Expiry dateAug 19, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C16/455
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A process and apparatus for plasma treatment by the use of a plasma generating chamber and a separate treating chamber in which an activated gas, excited in the plasma generating chamber, is introduced into the treating chamber, distributed within the treating chamber by a gas diffusing plate, and then is brought into contact with a material to be treated.

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