3350495

Information

• Patent Grant
• 3350495

• References
• Source

• Patent Number

  3,350,495

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1967
  57 years ago

• CPC

  • F27D11/02 - Ohmic resistance heating
  • B01J3/006 - Processes utilising sub-atmospheric pressure; Apparatus therefor
  • B01J6/002 - using rotating drums
  • C21D1/773 - under reduced pressure or vacuum
  • F27B5/04 - adapted for treating the charge in vacuum or special atmosphere
  • F27B7/06 - adapted for treating the charge in vacuum or special atmosphere

• US Classifications

  • 373 - Industrial electric heating furnaces
  • 219 - Electric heating