The number of total oil and gas drilling rigs in the U.S. fell for the seventh consecutive week, down by 4 to 555 to the lowest count since November 2021, Baker Hughes reported Friday in its latest ...

May 30 (Reuters) - U.S. energy firms this week cut the number of oil and natural gas rigs operating for a fifth week in a row to the lowest since November 2021, energy services firm Baker Hughes ...

Oil-based drilling cuttings are a major by-product of petroleum exploration and production, typically laden with petroleum hydrocarbons and heavy metals. Their management and treatment are critical, ...