LandOfFree - US Patents - Listing for Earth boring, well treating, and oil field chemistry,Earth boring,Contains organic component

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling fluids comprising mostly linear olefins

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling fluids comprising mostly linear olefins

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling fluids comprising oil emulsions in water

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling fluids comprising polycyclic polyether polyol

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling fluids containing an alkali metal formate

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling fluids containing biodegradable organophilic clay

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling fluids with improved shale inhibition and methods...

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling fluids with redispersible polymer powders

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling fluids, drilling fluids additives and methods...

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling method using isomerized olefins and paraffin...

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling mud additive

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling mud additive comprising ferrous sulfate and poly(N-viny

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling mud additives and in adding viscosification additives t

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling mud compositions

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling mud comprising tetrapolymer consisting of N-vinyl-2-pyr

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling mud comprising tetrapolymer consisting of n-vinyl-2-pyr

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling muds effective at high temperature

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Drilling processes and fluid used in well drilling applications

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

Dry mix for water based drilling fluid