Reduced shock landing collar

Reduced volume cutting tip and cutter bit assembly...

Reduced waiting time hydraulic drilling jar

Reduced weight power tong for turning pipe

Reduced-length measure while drilling apparatus using...

Reducing aluminum compound precipitation following...

Reducing co2 emissions from oilfield diesel engines

Reducing error contributions to gyroscopic measurements from...

Reducing permeability of highly permeable zones in oil and...

Reducing permeability of highly permeable zones in...

Reducing sludging during oil well acidizing

Reducing viscosity of oil for production from a hydrocarbon...

Reducing volatile phosphorous in hydrocarbon based...

Reduction of carbon monoxide in substoichiometric combustion

Reduction of fluid loss from operating chambers in steam...

Reduction of the frictional coefficient in a borehole by the...

Reduction of viscosity of aqueous fluids

Redundant detonation initiators for use in wells and method...

Reel spool and stand assembly for coiled tubing injector system

Reel spool and stand assembly for coiled tubing injector system