3877880

Information

• Patent Grant
• 3877880

• References
• Source

• Patent Number

  3,877,880

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1975
  49 years ago

• CPC

  • C30B13/18 - the heating element being in contact with, or immersed in, the molten zone
  • C30B13/00 - Single-crystal growth by zone-melting Refining by zone-melting
  • C30B29/66 - Crystals of complex geometrical shape
  • Y10T117/108 - Including a solid member other than seed or product contacting the liquid [e.g., crucible, immersed heating element]

• US Classifications

  • 117 - Single-crystal, oriented-crystal, and epitaxy growth processes
  • 023 - Chemistry: physical processes
  • 373 - Industrial electric heating furnaces
  • 425 - Plastic article or earthenware shaping or treating: apparatus