Patent · US Active

System for control of gas injectors

US8088223B2 · kind B2 · utility

9Cited by
59References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 9, 2006
Grant dateJan 3, 2012
Priority date
Expiry dateAug 6, 2028

Classification

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

Abstract

A substrate processing system has computer controlled injectors. The computer is configured to adjust a plurality of injectors, such as during deposition of a graded layer, between depositions of two different layers, or between deposition and chamber clean steps.

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