2971753

Information

• Patent Grant
• 2971753

• References
• Source

• Patent Number

  2,971,753

• Date Filed

  Not available

• Date Issued

  Tuesday, February 14, 1961
  64 years ago

• CPC

  • C23D9/04 - Non-electric tunnel ovens
  • C23D9/02 - Non-electric muffle furnaces
  • F27B9/06 - heated without contact between combustion gases and charge electrically heated

• US Classifications

  • 432 - Heating
  • 428 - Stock material or miscellaneous articles