3650564

Information

• Patent Grant
• 3650564

• References
• Source

• Patent Number

  3,650,564

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1972
  52 years ago

• CPC

  • F42D3/00 - Particular applications of blasting techniques
  • E21C37/00 - Other methods or devices for dislodging with or without loading
  • E21F5/18 - Impregnating walls, or the like, with liquids for binding dust
  • E21F7/00 - Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 102 - Ammunition and explosives