Coalbed methane well Fracturing injection technology and effect evaluation

Based on the coalbed methane well fracturing and fracturing effect of injection technology evaluation methods of research,I understand the domestic and international developments in the status of coalbed methane fracturing.from the coalbed methane vertical to horizontal well fracturing,from the hydraulic fracturing to the gas fracturing,This article gave a detailed description of the various fracturing injection technology and its application Formation conditions and summed up the effects of various assessment for coalbed methane fracturing methods.