3540713

Information

• Patent Grant
• 3540713

• References
• Source

• Patent Number

  3,540,713

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1970
  54 years ago

• CPC

  • B22D41/02 - Linings
  • C21C5/443 - Hot fettling; Flame gunning

• US Classifications

  • 266 - Metallurgical apparatus
  • 373 - Industrial electric heating furnaces
  • 432 - Heating