Shale Gas in Southern Sichuan: A New Field of Natural Gas Exploration and Development in China

• 来源期刊: 中国油气（英文版）
• 年，卷（期）: 2020,（5）
• 页码范围: 6-8
• 页数: 3页
• 语种: 英文

摘要

In a broad sense, natural gas refers to all gases naturally occurring in nature, including gases formed by variousnatural processes in the atmosphere, hydrosphere, and lithosphere.Including oil field gas, gas field gas, mud volcanic gas, coalbed methane (CBM) and biogenic gas,etc."Natural gas" in the general sense refers to a mixture of hydrocarbons and non-hydrocarbon gases naturally stored in underground rock masses.It is a high-quality fuel and chemical engineering raw material.