2957789

Information

• Patent Grant
• 2957789

• References
• Source

• Patent Number

  2,957,789

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1960
  65 years ago

• CPC

  • C30B29/06 - Silicon
  • C30B13/00 - Single-crystal growth by zone-melting Refining by zone-melting
  • C30B15/10 - Crucibles or containers for supporting the melt
  • H01L21/00 - Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
  • H01L21/222 - Lithium-drift
  • H01L29/00 - Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier
  • Y10S148/039 - Displace P-N junction
  • Y10S148/051 - Etching
  • Y10S438/92 - Controlling diffusion profile by oxidation

• US Classifications

  • 438 - Semiconductor device manufacturing: process
  • 252 - Compositions
  • 257 - Active solid-state devices