At a depth of approximately 8,000 feet, the Utica shale with a geological age of more than 400 million years contains a large number of oil and gas resources, such as: crude oil, natural gas and ethane

Conventional deepwater drilling in deep water puts forward higher requirements on the performances of drilling fluid because of its special low-temperature.

Abstract: Synthetic drilling fluid is a synthetic or modified organics as continuous phase, saline as dispersed phase, which composed of emulsifier, flow-type regulator and soon.