Patent · US Expired

Method of cleaning CVD cold-wall chamber and exhaust lines

US6042654A · kind A · utility

66Cited by
10References
39Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 13, 1998
Grant dateMar 28, 2000
Priority date
Expiry dateJan 13, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C16/4405
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method of cleaning post deposition deposits from a processing chamber by providing a chlorine gas (Cl.sub.2), forming chlorine radicals and reacting the chlorine radicals with the deposits.

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