瓦斯的抽采利用是困扰煤炭行业安全高效生产的世界性难题。胜利油田一项超低浓度瓦斯(0.2%～0.5%)利用技术,近日在陕西一家煤矿通过权威技术鉴定。这标志着我国在破解超低浓度瓦斯利用技术难题方面取得突破。国家能源局专家近日在咸阳对这一应用技术成 Gas extraction and utilization is troubled by the coal industry safe and efficient production of the world’s problems. Shengli Oilfield an ultra-low concentration gas (0.2% ~ 0.5%) utilization of technology, a coal mine in Shaanxi recently passed the authority of technical appraisal. This marks a breakthrough in our country in cracking the technical problems of using ultra-low concentration gas. National Energy Administration experts recently in Xianyang on the application of technology into