3177955

Information

• Patent Grant
• 3177955

• References
• Source

• Patent Number

  3,177,955

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1965
  59 years ago

• CPC

  • E03B3/11 - in combination with tubes
  • E21B43/10 - Setting of casings, screens, liners or the like in wells

• US Classifications

  • 175 - Boring or penetrating the earth
  • 166 - Wells