3822873

Information

• Patent Grant
• 3822873

• References
• Source

• Patent Number

  3,822,873

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1974
  50 years ago

• CPC

  • F27B14/08 - Details peculiar to crucible or pot furnaces
  • F27B14/06 - heated electrically
  • F27D21/00 - Arrangements of monitoring devices Arrangements of safety devices
  • F27D2021/0085 - against molten metal
  • F27D2099/0008 - Resistor heating

• US Classifications

  • 266 - Metallurgical apparatus
  • 373 - Industrial electric heating furnaces