2844737

Information

• Patent Grant
• 2844737

• References
• Source

• Patent Number

  2,844,737

• Date Filed

  Not available

• Date Issued

  Tuesday, July 22, 1958
  66 years ago

• CPC

  • H01L29/167 - further characterised by the doping material
  • H01L21/00 - Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
  • H01L29/36 - characterised by the concentration or distribution of impurities in the bulk material
  • Y10S148/074 - Horizontal melt solidification
  • Y10S420/903 - Semiconductive

• US Classifications

  • 250 - Radiant energy
  • 148 - Metal treatment
  • 252 - Compositions
  • 420 - Alloys or metallic compositions