3144308

Information

• Patent Grant
• 3144308

• References
• Source

• Patent Number

  3,144,308

• Date Filed

  Not available

• Date Issued

  Tuesday, August 11, 1964
  60 years ago

• CPC

  • C30B15/32 - Seed holders
  • C30B15/005 - Simultaneous pulling of more than one crystal
  • C30B15/30 - Mechanisms for rotating or moving either the melt or the crystal
  • Y10S117/911 - Seed or rod holders
  • Y10T117/106 - including sealing means details
  • Y10T117/1072 - including details of means providing product movement [e.g., shaft guides, servo means]

• US Classifications

  • 117 - Single-crystal, oriented-crystal, and epitaxy growth processes
  • 023 - Chemistry: physical processes
  • 219 - Electric heating