3139474

Information

• Patent Grant
• 3139474

• References
• Source

• Patent Number

  3,139,474

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1964
  60 years ago

• CPC

  • F27D11/02 - Ohmic resistance heating
  • F27B17/02 - specially designed for laboratory use
  • F27B19/00 - Combinations of furnaces of kinds not covered by a single preceding main group
  • Y10S148/074 - Horizontal melt solidification

• US Classifications

  • 373 - Industrial electric heating furnaces
  • 148 - Metal treatment
  • 219 - Electric heating
  • 338 - Electrical resistors