煤层气开采技术与发展趋势

Coal-seam Gas Recovery Technologies and The Trend

介绍了国内外煤层气的开采现状、储集特点，论述了国外煤层气的钻井、完井技术以及提高煤层气采收率的方法，并分析了国外煤层气勘探开发的发展趋势．指出我国煤层气资源十分丰富，煤层气的开发和利用有广阔的前景，要合理开发煤层气资源，需借鉴国外的成功经验。

This paper introduces the development status and accumulation characteristics of coal-seam gas, presents the drilling and completion technologies and the ways to enhance coal-seam gas recovery; analyzes the trend of coal -seam gas exploration and development abroad. It is pointed out that development and utilization of the abundant coal -seam gas in China have bright prospect and the successful experience of other countries should be used for reference.