Water Diplomat News Logo
Water Diplomat Logo
Water Diplomat News Logo

China's CNPC Develops Water-Based Drilling Fluid for Shale Gas Extraction

This is only an excerpt! Sign up for a free trial to receive CURRENT Daily Water Briefings or Weekly Water Newsletters. License Holders sign in to read the full text.


CNPC Chuanqing Drilling Engineering Co., Ltd., a subsidiary of China National Petroleum Corporation (CNPC), has developed water-based drilling fluid for horizontal shale gas wells, said a release by CNPC on Wednesday. The new type of drilling fluid has been successfully applied in the drilling of four shale gas wells since June, CNPC said.