Improved probe for pressure meter

Improved process for enhanced oil recovery

Improved process for particle circulation in a porous medium

Improved process for predicting behavior of a subterranean...

Improved process for stabilizing geological deposits

Improved pulser

Improved pump drive head with integrated stuffing box and clamp

Improved ram bore profile for variable bore packer ram in a...

Improved riser weak link

Improved rock drill bit with neck protection

Improved rod guide

Improved rotary cone bit for cutting removal

Improved rotary expansion tool, expansion member and methods...

Improved rotary pulser for transmitting information to the...

Improved rotary roller reamer

Improved seal element

Improved sealing apparatus

Improved segmented cutting tools

Improved shoe

Improved shoe for wellbore lining tubing