Natural gas (NG) is a naturally gaseous hydrocarbon mixture that is formed under the earth's
surface. NG is considered to be the cleanest fossil fuel and is a safe source of energy when …

The commercial extraction of methane from coal beds is now well established in a number of
countries throughout the world, including the USA, Australia, China, India and Canada …

More than 88 billion barrels of wastewater are produced yearly in the world from gas and oil
production. Given the rising demand for drinkable water, there is a need for advanced …

Coalbed methane (CBM) makes up a significant portion of the world's natural gas resources.
The discovery that approximately 20% of natural gas is microbial in origin has led to interest …

Coal bed and shale gas can be of thermogenic, microbial or of mixed origin with the
distinction made primarily on the basis of the molecular and stable isotope compositions of …

Coalbed methane (CBM) or coal seam gas (CSG) as it is known in Australia is becoming an
increasingly important source of energy around the world. Many countries such as United …

Stable carbon and hydrogen isotope signatures of methane, water, and inorganic carbon
are widely utilized in natural gas systems for distinguishing microbial and thermogenic …

氦气是国防军工和高科技产业发展不可或缺的稀有战略资源. 近年来, 国内外常规天然气藏中氦
气的研究日益受到关注, 但非常规气藏(如页岩气和煤层气) 中氦气的含量特征及成因研究至今仍 …

Commercial development of coalbed methane (CBM) in China has lasted for a decade.
However, in 2015 annual CBM production in China was less than 5 Bcm and lagged far …

The discovery and large-scale exploration of unconventional oil/gas resources since 1980s
have been considered as the most important advancement in the history of petroleum …