2921905

Information

• Patent Grant
• 2921905

• References
• Source

• Patent Number

  2,921,905

• Date Filed

  Not available

• Date Issued

  Tuesday, January 19, 1960
  64 years ago

• CPC

  • C30B29/40 - AIIIBV compounds wherein A is B, Al, Ga, In or Tl and B is N, P, As, Sb or Bi
  • C30B11/00 - Single-crystal growth by normal freezing or freezing under temperature gradient
  • C30B13/08 - adding crystallising material or reactants forming it in situ to the molten zone
  • H01L21/00 - Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
  • Y10S148/107 - Melt

• US Classifications

  • 252 - Compositions
  • 148 - Metal treatment