دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a carbonaceous, rocklike material that forms from the remains of plants that were subjected to biochemical processes, intense pressure, and high temperatures. It is used as fuel.

n: The solid fuel. Used as SCM, manufactured by different coal stone.

sedimentary rock, often highly naturally fractured, composed of thermally modified plant remains.