Apparatus and method for monitoring and controlling a pump syste

Apparatus and method for monitoring formation compaction with im

Apparatus and method for real-time measurement of drilling fluid

Apparatus and method for sampling formation fluids above the bub

Apparatus and method for sensing downhole conditions

Apparatus and method for synchronized formation measurement

Apparatus and method for taking measurements while drilling

Apparatus and method for taking measurements while drilling

Apparatus and method for transferring whole core samples

Apparatus and method of measuring fluctuations of excavated mud

Apparatus and method of monitoring and signaling for...

Apparatus and method to communicate bidirectional information in

Apparatus and method to obtain representative samples of oil...

Apparatus and method to obtain representative samples of oil...

Apparatus and methods for canceling the effects of fluid...

Apparatus and methods for determining the shear stress required

Apparatus and methods for measuring mud slowness in a borehole

Apparatus and methods for obtaining measurements below...

Apparatus and methods to perform downhole measurements...

Apparatus and test methodology for measurement of bit/stabilizer