3749803

Information

• Patent Grant
• 3749803

• References
• Source

• Patent Number

  3,749,803

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1973
  51 years ago

• CPC

  • C22B9/226 - by electric discharge
  • C21B13/125 - By using plasma
  • H05B7/00 - Heating by electric discharge
  • H05B7/109 - Feeding arrangements
  • H05H1/32 - using an arc
  • Y02P10/212 - Recovering metals from waste

• US Classifications

  • 373 - Industrial electric heating furnaces