By Rodrigo Viga Gaier, Marta Nogueira and Fabio Teixeira RIO DE JANEIRO, Jan 6 (Reuters) - A synthetic fluid leak of about 15 ...

By Rodrigo Viga Gaier and Marta Nogueira RIO DE JANEIRO, Jan 6 (Reuters) - A fluid leak has halted Brazilian state-run oil ...

Brazilian state oil company Petrobras said Tuesday that a "fluid leak" had forced it to halt drilling off the coast of the ...

Drilling deeper, longer and more challenging wells has been made possible by improvements in drilling technologies, including more efficient and effective drilling fluids. Drilling fluids, also ...

The total number of active drilling rigs for oil and gas in the United States rose by 1 this week, according to new data that ...

Drilling fluids are a critical component in modern drilling operations, serving multiple functions such as transporting rock cuttings to the surface, maintaining wellbore stability, lubricating ...

WASHINGTON— The Trump administration’s proposal to dramatically ramp up offshore oil drilling could lead to 4,232 oil spills, dumping 12.1 million gallons of oil into ocean waters, according to an ...

PetroChina Tarim Oilfield Co. worked with Southwest Petroleum University researchers to test new drilling fluid technology designed to prevent formation damage for ultradeep fractured tight sandstone ...