Four US oil services companies may continue to wind down operations in Venezuela and engage in certain limited work with Venezuela's state-owned oil company PDVSA through Nov. 19, the US Treasury Department said May 23. The department extended a waiver, known as General License 8, that was otherwise set to expire May 26. It allows Halliburton, Schlumberger, Baker Hughes and Weatherford International to complete transactions and activities necessary for the safety and preservation of assets in Venezuela.
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