LandOfFree - US Patents - Listing for Wells,Processes,Cementing, plugging or consolidating

Wells – Processes – Cementing – plugging or consolidating

Methods, additives and compositions for temporarily sealing high

Wells – Processes – Cementing – plugging or consolidating

Methods, cement compositions and oil suspensions of powder

Wells – Processes – Cementing – plugging or consolidating

Methods, cement compositions and suspending agents therefor

Wells – Processes – Cementing – plugging or consolidating

Methods, compositions and biodegradable fluid loss control...

Wells – Processes – Cementing – plugging or consolidating

Methods, well cement compositions and lightweight additives...

Wells – Processes – Cementing – plugging or consolidating

Methods, well cement compositions and lightweight additives...

Wells – Processes – Cementing – plugging or consolidating

Microbial exopolysaccharide and uses thereof

Wells – Processes – Cementing – plugging or consolidating

Microemulsions for use as spaces in well cementation

Wells – Processes – Cementing – plugging or consolidating

Mine shaft and adit closure apparatus and method

Wells – Processes – Cementing – plugging or consolidating

Minimizing subsidence effects during production of coal in situ

Wells – Processes – Cementing – plugging or consolidating

Mixing and pumping vehicle

Wells – Processes – Cementing – plugging or consolidating

Model HCCV hydrostatic closed circulation valve

Wells – Processes – Cementing – plugging or consolidating

Model HCCV hydrostatic closed circulation valve

Wells – Processes – Cementing – plugging or consolidating

Mono-trip cement thru completion

Wells – Processes – Cementing – plugging or consolidating

Mono-trip cement thru completion

Wells – Processes – Cementing – plugging or consolidating

Mono-trip cement thru completion

Wells – Processes – Cementing – plugging or consolidating

Mud solidification with slurry of portland cement in oil

Wells – Processes – Cementing – plugging or consolidating

Multiple activation-device launcher for a cementing head

Wells – Processes – Cementing – plugging or consolidating

Multiple bottom plugs for cementing operations