Patent · US Expired

Epitaxial growth device

US4000716A · kind A · utility

9Cited by
8References
17Claims
0Family size

Assignees

Inventors

Key dates

Filing dateAug 12, 1971
Grant dateJan 4, 1977
Priority date
Expiry dateAug 12, 1991

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC30B29/40
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A longitudinal epitaxial growth device for making a mixed crystal of III.sub.b -V.sub.b group intermetallic compound semiconductor in which a means for inverting the reaction gas flow is disposed between the gallium source and the substrate, the height of the device is reduced, and the length of the gas mixing band is made sufficiently long.

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