Natural gas before the natural gas can be transported. Natural gas extracted from oil wells is called casinghead gas (whether or not truly produced up the annulus and through a casinghead outlet) or associated gas. The natural gas industry is extracting an increasing quantity of gas from challenging resource types: sour gas, tight gas, shale gas, and coalbed methane. There is some disagreement on which country has the largest proven gas reserves. Sources that consider that Russia has by far the largest proven reserves include the US CIA (47 600 km³), the US Energy Information Administration (47 800 km³), and OPEC (48
Legend Natural Gas Legend Natural Gas Legend Natural Gas is an independent oil and gas company headquartered in the Houston area. Legend Production Holdings LLC, is focused on acquiring and developing long-lived oil and natural gas properties primarily in prolific basins around Texas, including areas of South Texas, the Fort Worth Basin (Barnett Shale) and the Permian Basin. Legend Production Holdings, LLC predecessor, Legend Natural Gas LP, was formed in 2001 by James A. Winne III and Michael Becci, serving as President and CEO and Vice President and CFO, respectively. It was the first portfolio company funded by Riverstone/Carlyle Global Energy and Power