3477523

Information

• Patent Grant
• 3477523

• References
• Source

• Patent Number

  3,477,523

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1969
  55 years ago

• CPC

  • E21B41/04 - Manipulators for underwater operations
  • B25B21/00 - Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
  • B25B27/0021 - Tools for bonding or debonding brake linings
  • B63C11/52 - Tools specially adapted for working underwater, not otherwise provided for
  • F03C1/0663 - Casings, housings
  • F03C1/26 - adapted for special use or combined with apparatus driven thereby
  • Y10S173/01 - Operable submerged in liquid
  • Y10S415/904 - Tool drive turbine

• US Classifications

  • 173 - Tool driving or impacting
  • 175 - Boring or penetrating the earth
  • 415 - Rotary kinetic fluid motors or pumps