Foam stimulation to enhance production from degasification wells in the Pittsburgh coalbedPeter F Steidl · First published 1978Open the Tome
Geology and methane content of the upper Freeport coalbed in Fayette County, PaPeter F Steidl · First published 1977Open the Tome
Geology, methane content, and reserves of the upper Freeport coalbed in Fayette County, PaPeter F Steidl · First published 1977Open the Tome
