Patent · US Expired

Heat treatment system and method

US6863732B2 · kind B2 · utility

8Cited by
15References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 15, 2003
Grant dateMar 8, 2005
Priority date
Expiry dateMay 11, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/67109
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

The present invention relates generally to a heat treatment system and method for heat-treating an object to be treated. Particularly, the invention relates to a heat treatment system wherein an object to be treated is carried in a reaction vessel, which has been pressure-reduced to a predetermined degree of vacuum and the interior of which is heated to a predetermined process temperature, and a process gas is supplied into the reaction vessel via a gas feed passage to process the object.

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