3486660

Information

• Patent Grant
• 3486660

• References
• Source

• Patent Number

  3,486,660

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1969
  55 years ago

• CPC

  • G05D7/0617 - specially adapted for fluid materials
  • B22D11/181 - responsive to molten metal level or slag level
  • B22D11/186 - by using electric, magnetic, sonic or ultrasonic means
  • G05D9/12 - characterised by the use of electric means
  • H05B7/152 - by electromechanical means for positioning of electrodes
  • Y02P10/256 - Design or operational measures for increasing the efficiency of electric conversion
  • Y02P10/259 - in electric arc furnaces

• US Classifications

  • 222 - Dispensing
  • 164 - Metal founding