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

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

Additive for drilling fluid

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

Additive for drilling fluids

Earth boring – well treating – and oil field chemistry – Earth boring – Contains inorganic component other than water or clay

Additive for increasing the density of a fluid and fluid...

Earth boring – well treating – and oil field chemistry – Earth boring – Contains inorganic component other than water or clay

Additive for increasing the density of a fluid for casing...

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

Additive for oil-based drilling fluids

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

Additive for oil-based drilling fluids

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

Additive for wellbore fluids

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

Additive for, treatment fluid for, and method of plugging a...

Earth boring – well treating – and oil field chemistry – Earth boring – Contains inorganic component other than water or clay

Additives for preparing rheology-modified aqueous fluids

Earth boring – well treating – and oil field chemistry – Earth boring – Contains inorganic component other than water or clay

Aerogels effective to reduce drilling fluid density

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

Air drilling misting fluid contains syrups

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

Alcohol-in-oil drilling fluid system comprising polycyclic polye

Earth boring – well treating – and oil field chemistry – Earth boring – Contains inorganic component other than water or clay

Alkali-metal-carboxylate-containing drilling fluid having...

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

Almond shell additive and method of inhibiting sticking in wells

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

Ampholyte polymer composition and method of use

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

Amphoteric acetates and glycinates as shale stabilizing surfacta

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

Anhydride-modified chitosan, method of preparation thereof,...

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

Anhydride-modified chitosan, method of preparation thereof,...

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

Annular fluids and method of emplacing the same