Apparatus and method for formation evaluation

Apparatus and method for locating joints in coiled tubing...

Apparatus and method for locating joints in coiled tubing...

Apparatus and method for monitoring underground fracturing

Apparatus and method for obtaining proper space-out in a well

Apparatus and method for orienting a downhole tool

Apparatus and method for performing imaging and downhole operati

Apparatus and method for sensing downhole parameters

Apparatus and method for sensing the profile and position of...

Apparatus and method for testing and repairing in a cased boreho

Apparatus and method for verification of monophasic samples

Apparatus and method for well repair operations

Apparatus and method for wireline imaging in nonconductive muds

Apparatus and method of detecting interfaces between well...

Apparatus and method of detecting interfaces between well...

Apparatus and method to detect a signal associated with a...

Apparatus and method to mechanically orient perforating...

Apparatus and methods for acoustic signaling in subterranean...

Apparatus and methods for applying time lapse VSP to monitor...

Apparatus and methods for conveying instrumentation within a...