3808667

Information

• Patent Grant
• 3808667

• References
• Source

• Patent Number

  3,808,667

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1974
  50 years ago

• CPC

  • B23P6/04 - Repairing fractures or cracked metal parts or products
  • B22D7/066 - Manufacturing, repairing or reinforcing ingot moulds
  • Y10T29/49732 - by attaching repair preform, e.g., remaking, restoring, or patching
  • Y10T29/49739 - Mechanically attaching preform by separate fastener
  • Y10T29/49742 - Metallurgically attaching preform

• US Classifications

  • 029 - Metal working
  • 164 - Metal founding