3690847

Information

• Patent Grant
• 3690847

• References
• Source

• Patent Number

  3,690,847

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • C30B11/065 - before crystallising
  • C30B11/00 - Single-crystal growth by normal freezing or freezing under temperature gradient
  • C30B29/42 - Gallium arsenide
  • Y10S148/056 - Gallium arsenide
  • Y10S148/065 - Gp III-V generic compounds-processing
  • Y10S148/107 - Melt
  • Y10S148/13 - Purification

• US Classifications

  • 117 - Single-crystal, oriented-crystal, and epitaxy growth processes
  • 023 - Chemistry: physical processes
  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 148 - Metal treatment