Patent · US Expired

Substrate support for a thermal processing chamber

US6280183A · kind A · utility

62Cited by
13References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 1, 1998
Grant dateAug 28, 2001
Priority date
Expiry dateApr 1, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC30B31/14
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A substrate support, such as an edge ring, includes an inner portion, and an outer portion contiguous with the inner portion and extending radially outward therefrom. The inner portion has a raised annular extension forming a ridge for supporting a substrate.

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