China has good CBM prospects but few commercial projects

Technological challenges still confront any rapid development of coalbed methane (CBM) production in China, although many basins appear to be prospective. CBM complications include complex reservoirs, restricted coal permeability, and a limited gas pipeline network.The potential coalbed methane (CBM) resource in China is about 22.5 trillion cu m (724 tcf) based on a recent resource evaluation. Three major CBM provinces contain most of this resource: Northwestern, South, and North China (Huabei) basins.During the past 20 years, these three areas have seen most of the CBM pilot tests, with more than 200 wells being drilled throughout the country. China has 11 established pilot areas. The Qi...

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