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

Methods of using drilling fluids containing biodegradable...

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

Methods of using reversible phase oil based drilling fluid

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

Microemulsions to convert OBM filter cakes to WBM filter...

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

Microencapsulated oil field chemicals

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

Mineral additives for setting and/or controlling the rheological

Earth boring – well treating – and oil field chemistry – Earth boring – Contains intended gaseous phase at entry into wellbore

Mixture for improved foaming in the extraction of petroleum...

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

Modified cellulose products

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

Monocarboxylic acid methylesters in invert drilling muds

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

Mud drilling fluids, additives and process for making the same

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

Multi-component drilling fluid additive, and drilling fluid...

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

Multiphase lubricant concentrates for use in water based...