3442823

Information

• Patent Grant
• 3442823

• References
• Source

• Patent Number

  3,442,823

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1969
  55 years ago

• CPC

  • H01L29/04 - characterised by their crystalline structure
  • C30B21/04 - by zone-melting
  • H01L27/00 - Devices consisting of a plurality of semiconductor or other solid state components formed in or on a common substrate
  • Y10S148/107 - Melt
  • Y10S148/115 - Orientation

• US Classifications

  • 252 - Compositions
  • 023 - Chemistry: physical processes
  • 117 - Single-crystal, oriented-crystal, and epitaxy growth processes
  • 148 - Metal treatment
  • 257 - Active solid-state devices
  • 324 - Electricity: measuring and testing
  • 338 - Electrical resistors