3746325

Information

• Patent Grant
• 3746325

• References
• Source

• Patent Number

  3,746,325

• Date Filed

  Not available

• Date Issued

  Tuesday, July 17, 1973
  51 years ago

• CPC

  • C21C5/285 - Plants therefor

• US Classifications

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