3249676

Information

• Patent Grant
• 3249676

• References
• Source

• Patent Number

  3,249,676

• Date Filed

  Not available

• Date Issued

  Tuesday, May 3, 1966
  58 years ago

• CPC

  • H05B6/20 - having melting channel only
  • C04B35/01 - based on oxide ceramics
  • C04B35/0476 - obtained from prereacted sintered grains ("simultaneous sinter")
  • C04B35/12 - based on chromium oxide
  • C04B35/42 - based on chromites
  • C04B35/44 - based on aluminates
  • C21C5/5241 - in an inductively heated furnace
  • F27B3/12 - Working chambers or casings Supports therefor
  • Y02P10/253 - using induction furnaces

• US Classifications

  • 373 - Industrial electric heating furnaces