This study reviews recent advances in ultrasonic cement bond quality evaluation and proposes a unified framework for enhanced signal processing in ...

P.E. Pilkington Conoco Inc. Houston Evaluating cement between two strings of casing can be a problem. The signal from the outer string of casing can interfere with amplitude measurement if the inner ...

Natural gas may be one of the cleaner sources of energy, but the petroleum industry's challenge in the well-construction process is to drill and complete wells to produce it safely and economically.

Schlumberger introduced its new Isolation Scanner cement evaluation service. This unique service enables accurate evaluation of traditional, heavyweight and latest generation lightweight and foam ...

Schlumberger announced today the release of Invizion Evaluation* well integrity service, which helps operators evaluate zonal isolation by using integrated drilling, cementing and well logging data.

Schlumberger announced today the release of Invizion Evaluation* well integrity service, which helps operators evaluate zonal isolation by using integrated drilling, cementing and well logging data.

Halliburton cement used to seal BP's Gulf oil well was unstable, but used anyway despite multiple failed tests leading up to the Deepwater Horizon disaster, the presidential oil spill commission has ...

GOWell Technology announced its participation in a collaborative effort to evaluate next generation well integrity technologies. The evaluation was performed as part of an industry benchmarking ...

[Update 10/29/10: Halliburton has responded to the commission’s report—and unsurprisingly, the company deflects the blame and places the responsibility back on BP’s shoulders. Halliburton questioned ...

Cement used to seal the Macondo well may have contributed to the blowout that caused the Gulf of Mexico oil spill, US investigators have found. Both BP, which owned the well, and Halliburton, the ...