Noun
coalbed (plural coalbeds)
Alternative spelling of coal bed
The largest coalbed methane sources in the Rocky Mountains are in the San Juan Basin in New Mexico and Colorado and the Powder River Basin in Wyoming. Source: Internet
Natural gas can be "associated" (found in oil fields ), or "non-associated" (isolated in natural gas fields ), and is also found in coal beds (as coalbed methane ). Source: Internet
In 2004, slower declines in the Hugoton gas fields and increased coalbed methane production contributed to a smaller overall decline. Source: Internet