1611028

Information

• Patent Grant
• 1611028

• References
• Source

• Patent Number

  1,611,028

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1926
  98 years ago

• CPC

  • E21B21/01 - Arrangements for handling drilling fluids or cuttings outside the borehole
  • Y10S29/089 - Gas entrained liquid supply
  • Y10S29/092 - Fluid channel in cutter

• US Classifications

  • 175 - Boring or penetrating the earth
  • 029 - Metal working
  • 125 - Stone working