Resources Contact Us Home
Formation evaluation while drilling

Image Number 5 for United States Patent #8118097.

An apparatus comprising a fluid communication device configured to extend from a drill string and establish fluid communication with a subterranean formation penetrated by a wellbore in which the drill string is positioned, wherein the drill string comprises a passage configured to conduct drilling mud and an opening extending through an outer surface thereof and into a cavity. A sample chamber is coupled within the cavity and is in selectable fluid communication with the formation via the fluid communication device. A retainer is configured to absorb axial loading of the sample chamber within the cavity.

  Recently Added Patents
Patient interface
Multistable electromagnetic actuators
Apoptosis inductor extracted from potato, potato foodstuff containing the inductor, and processed product thereof
Direct file transfer between subscribers of a communications systems
Compositions of quaternary ammonium compounds containing bioavailability enhancers
Image forming apparatus detecting color patterns and generating interleaf images at predetermined position
  Randomly Featured Patents
Stunt performing toy vehicle
Content adaptive variable length coding (CAVLC) decoding
Embolic protection device having expandable trap
Hinged electrode cup and methods of fabrication for medical grade electrochemical cells
Tip flow barrier for a pitot tube type of fluid flowmeter
Video signal processing circuit including lock-out prevention means for the intermediate frequency amplifier thereof
Analogs of benzoquinone-containing ansamycins and methods of use thereof
Method and tomosynthesis apparatus to show a predetermined volume segment of an examination subject
Nucleic acid molecules that bind prion proteins and processes for the production thereof