3857679

Information

• Patent Grant
• 3857679

• References
• Source

• Patent Number

  3,857,679

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1974
  50 years ago

• CPC

  • F16J15/403 - by changing the state of matter
  • C30B15/14 - Heating of the melt or the crystallised material
  • C30B15/30 - Mechanisms for rotating or moving either the melt or the crystal
  • Y10S117/90 - Apparatus characterized by composition or treatment thereof
  • Y10T117/1016 - with means for treating single-crystal [e.g., heat treating]
  • Y10T117/106 - including sealing means details
  • Y10T117/1064 - including a fully-sealed or vacuum-maintained crystallization chamber [e.g., ampoule]

• US Classifications

  • 117 - Single-crystal, oriented-crystal, and epitaxy growth processes