New Standard from Last Update.

1. Scope

UCG refers to gasifying in-situ a coal seam under controlled combustion and bringing the resulting synthetic gas (syngas) to the surface. The syngas is a mixture of hydrogen, carbon monoxide, methane, carbon dioxide (CO2) and higher hydrocarbons. This standard provides the details of various terms and processes used in Underground Coal Gasification.

NOTE - The referred standard is compilation of similar definitions for terminology/abbreviations as highlighted above, covering areas related to: - geology, reservoi - geology, reservoir, drilling, gasification, subsidence and extraction processes.