3781965

Information

• Patent Grant
• 3781965

• References
• Source

• Patent Number

  3,781,965

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1974
  50 years ago

• CPC

  • B22D7/06 - Ingot moulds or their manufacture
  • B22D7/066 - Manufacturing, repairing or reinforcing ingot moulds
  • Y10S29/048 - Welding with other step
  • Y10T29/49737 - Metallurgically attaching preform
  • Y10T29/49742 - Metallurgically attaching preform

• US Classifications

  • 029 - Metal working
  • 249 - Static molds