3843422

Information

• Patent Grant
• 3843422

• References
• Source

• Patent Number

  3,843,422

• Date Filed

  Not available

• Date Issued

  Tuesday, October 22, 1974
  50 years ago

• CPC

  • B21B13/20 - for planetary rolling
  • B21B3/02 - Rolling special iron alloys
  • C21D8/1222 - Hot rolling
  • C21D8/1227 - Warm rolling

• US Classifications

  • 148 - Metal treatment
  • 072 - Metal deforming