3923091

Information

• Patent Grant
• 3923091

• References
• Source

• Patent Number

  3,923,091

• Date Filed

  Not available

• Date Issued

  Tuesday, December 2, 1975
  49 years ago

• CPC

  • B22D11/188 - responsive to thickness of solidified shell
  • B22D11/207 - responsive to thickness of solidified shell
  • G01B7/06 - for measuring thickness
  • G01N25/18 - by investigating thermal conductivity

• US Classifications

  • 164 - Metal founding
  • 073 - Measuring and testing