2809905

Information

• Patent Grant
• 2809905

• References
• Source

• Patent Number

  2,809,905

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1957
  67 years ago

• CPC

  • H01J37/305 - for casting, melting, evaporating or etching
  • C30B13/00 - Single-crystal growth by zone-melting Refining by zone-melting
  • C30B13/12 - in the gaseous or vapour state
  • C30B13/22 - by irradiation or electric discharge
  • C30B29/20 - Aluminium oxides
  • Y10S117/90 - Apparatus characterized by composition or treatment thereof
  • Y10S117/905 - Electron beam
  • Y10S117/911 - Seed or rod holders
  • Y10S148/074 - Horizontal melt solidification
  • Y10S164/04 - Dental
  • Y10T117/1088 - including heating or cooling details
  • Y10T279/17153 - Spring jaws

• US Classifications

  • 117 - Single-crystal, oriented-crystal, and epitaxy growth processes
  • 023 - Chemistry: physical processes
  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 148 - Metal treatment
  • 164 - Metal founding
  • 219 - Electric heating
  • 266 - Metallurgical apparatus
  • 279 - Chucks or sockets
  • 313 - Electric lamp and discharge devices
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing