3897110

Information

• Patent Grant
• 3897110

• References
• Source

• Patent Number

  3,897,110

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1975
  49 years ago

• CPC

  • E21C25/145 - Cowls
  • E21C35/22 - Equipment for preventing the formation of, or for removal of, dust

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 055 - Gas separation