Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Bearing arrangement for a turbine rotor of a drill string turbine

Bearing arrangement for a turbine rotor of a drill string turbine

US Patent 8109721 · Granted Feb 7, 2012

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Turbine for driving a generator in a drill string2013
Turbine for power generation in a drill string2012
Turbine for power generation in a drill string2012
Controllable pressure-reducing valve and device for the generation of pressure c2011
Controllable pressure-reducing valve and device for the generation of pressure c2011
Device for producing of electric energy and of signal transmitting pressure puls2005
Borehole logging apparatus for deep well drilling2005
Borehole logging apparatus for deep well drillings with a device for transmittin2003
Well bore data transmission apparatus1993
Device for the detection of fluorescent substances on the surface of the earth1988
Probe for locating mineral deposits1986
Deep sea underwater camera1980