3149882

Information

• Patent Grant
• 3149882

• References
• Source

• Patent Number

  3,149,882

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1964
  60 years ago

• CPC

  • E21C27/124 - with rotatable cutters provided with breaking-down members

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 198 - Conveyors: power-driven