... content of coal is made up of two components - free gas compressed in pore spaces, and gas adsorbed on the internal surface of the pores. coal seam gas adsorption isotherm desorption coalbed methane Fluid Dynamics variation coal bed methane complex reservoir situ condition experiment...

... drilling fluid selection and formulation Upstream Oil & Gas platelet drilling fluid property adsorption water activity drilling fluid chemistry drilling fluid formulation adsorption isotherm drilling fluids and materials Pierre shale vapor pressure shale strain gage equation...