2792783

Information

• Patent Grant
• 2792783

• References
• Source

• Patent Number

  2,792,783

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1957
  68 years ago

• CPC

  • E21B43/117 - Shaped charge perforators
  • F42B1/02 - Shaped or hollow charges
  • F42D5/045 - Detonation-wave absorbing or damping means
  • F42D5/055 - Silencing means for blasting operations

• US Classifications

  • 175 - Boring or penetrating the earth
  • 089 - Ordnance
  • 102 - Ammunition and explosives