Coal Bed Methane

ESP History Gel Hydrology Models Petrology Flotation Compressors Centralization Cavitation Coalbed methane Diffusion Adsorption Permeability Process Temperature Audio Dewatering Rotation Sleeves Shale gas Gas content Stratigraphy Diversión Horizontal drilling Relative Permeability Gas production Coal mine PCP CO² storage Methanogenesis Decline curves Gas Processing Hyperbolic Langmuir Darcy's law Dehydration Structural geology Exponential Sensitivity analysis All Equilibrium models Gas Quality Coil CBM Cement slurry Adsorption of pure CO2 and CO2+N2 mixtures and harmonic decline Aqua EWP Auger mining Bit guidance systems Air hammer Catalytic gas CO2 rejection CBM Production Borehole plugging Coalbed gas production Coalbed methane basin geology Coal bulk density Costs of processing Commercial coalbed methane production Comparative merits Biogenic gas Dissolvables Diffusion-controlled flow Downhole drill monitoring instruments CO2 sequestration in coal seams CBM producing basins Cement testing CBM reserves CBM production-type curves CBM utilization relative merits and economics Coal basins Electrocoagulation Elemental mineralogy Frac plugs Formation imaging Drilling in coal seams Factors influencing production Gas storage capacity Energy consumption with efficiencies Cost of drilling Flow of gases in horizontal pipelines Gas-gathering pumps Fossil fuel reserves Gas isotherms Gathering system Hydrajet Deep coal deposits of United States High resistivity In-mine drilling drill rigs In-mine horizontal drilling Enhanced CBM recovery Material Balance Equation IOGCC Major shale plays in United States Mine degasification Gas flow in a horizontal well Gas-in-place Gas production equipment gas storage Formation mechanical properties Matrix shrinkage Natural gamma ray Microseismic Mine-through plugged wells Mixed gas diffusion Gas production decline Permeability anisotropy Horizontal drilling in shale Gas desorption gas reserves Power law decline Horizontal drilling from surface Piping specifications Recovery factor Processing of syngas produced by UCG Pressure-controlled flow Langmuir equation modified for a mixture of gases Sacrificial work string Thakur method for UCG Steady-state flow Initial gas-in-place (IGIP) US production Volumetric method Mixed Gas Adsorption Various patterns Nitrogen rejection Production forecasting North American reservoirs Neutron response Nonequilibrium models production forecasting Pressurized rotary coring Oil production from shallow reservoirs Thermogenic Gas Underground Coal Gasification unsteady flow and applications Sorption time Specific gas production data for various coal seams Uses of syngas Water rejection Total dissolved solids Water disposal in coal mines