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TGA curve for Pittsburgh seam coal
Specific heat of Pittsburgh seam coal and cokes
2 other sections not shown
900 TEMPERATURE alumina anisotropy bonization Bureau of Mines calorimetry carbonized coals cleat plane coa1 coal and cokes coal bedding plane coal heated coal materials coal samples coals carbonized coals preheated compressive and tensile Compressive strength constant temperatures curve decrease devolatilization diam diffusivity of Pittsburgh DTA and TGA Dynatech endotherm face cleat figure heat-treated helium Illinois increasing temperature indicate investigators linear thermal expansion lines are constant Major exotherm maximum mCp)r Measured perpendicular measurements on Pittsburgh mechanical properties metaplast parallel to coal perpendicular to coal Pittsburgh seam coal plastic layer formation Pocahontas points are temperatures porosity and permeability preheated at 350 present pyrolysis relative permeability reported room temperature Sewell specific heat strength of Pittsburgh TABLE temperature of carbonization temperature range temperature region temperatures of measurement tensile strength thermal conductivity Thermal Insulation thermocouple trend of thermal ture Values on lines versus temperature versus thermal diffusivity virgin coal volatile matter