3627021

Information

• Patent Grant
• 3627021

• References
• Source

• Patent Number

  3,627,021

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1971
  53 years ago

• CPC

  • B22D18/08 - Controlling, supervising
  • B22D11/201 - responsive to molten metal level or slag level
  • G05D7/0617 - specially adapted for fluid materials

• US Classifications

  • 164 - Metal founding
  • 700 - Data processing: generic control systems or specific applications