LandOfFree - US Patents - Listing for Wells,Processes

Plunger lift tool and method of using the same

Plunger lift tool and method of using the same

Wells – Processes – Graveling or filter forming

Pneumatic transfer of solids into wells

Wells – Processes – Placing fluid into the formation

Pneumatic well tool for stimulation of petroleum formations

Wells – Processes – With indicating – testing – measuring or locating

Polished rod liner puller assembly

Wells – Processes – Distinct – separate injection and producing wells

Polyalkene oxide preslug for protecting displacement fluids from

Wells – Processes – With indicating – testing – measuring or locating

Polyalkoxy sulfonate, CO.sub.2 and brine drive process for oil r

Wells – Processes – Cementing – plugging or consolidating

Polyamine salts as clay stabilizing agents

Wells – Processes – Distinct – separate injection and producing wells

Polydialkylsilalkylene polymer useful in enhanced oil recovery u

Wells – Processes – Cementing – plugging or consolidating

Polymer and method for permeability profile control under severe

Wells – Processes – Distinct – separate injection and producing wells

Polymer containing pendant silyl ether groups useful in enhanced

Wells – Processes – Distinct – separate injection and producing wells

Polymer containing pendant tertiary alkyl amine groups useful in

Wells – Processes – Distinct – separate injection and producing wells

Polymer containing pendant vinyl ether groups useful in enhanced

Wells – Processes – Distinct – separate injection and producing wells

Polymer enhanced foam for treating gas override or gas channelin

Wells – Processes – Cementing – plugging or consolidating

Polymer enhanced foam workover, completion, and kill fluids

Wells – Processes – Placing fluid into the formation

Polymer enhanced foams for reducing gas coning

Wells – Processes – Cementing – plugging or consolidating

Polymer gelation process for oil recovery applications

Polymer liners in rod pumping wells

Polymer liners in rod pumping wells