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<br />DATA BASE FILE: Compendex <br />ITEM DESCRIPTORS: <br />Pitch? or Dip? or Inc11n? and Coal and Subsidence <br />CITATIONS: (Total 11) <br />Consolidation of old coal r+orkings. <br />Guidelines for engineering geologic investigations in areas of coal <br />mine subsidence: A response to land-use planning needs. <br />Insitu gasification of steeply dipping coal beds. <br />Angle of fracture in mine subsidence. <br />French thick seams mining practice. <br />Some engineering geologic factors controlling coal-mine subsidence in <br />Utah and Colorado. <br />Applications of the zone area system to prediction of mining subsidence. <br />• Calculating the deformation of mine shaft-tube under influence of ex- <br />ploitation of inclined coal seams in Polish). <br />Model investigations of dislocations of granular materials as means <br />for study of subsidence caused by mining exploitation (in German). <br />Principles of subsidence engineering. <br />Principles of determination surface protecting pillars in exploitation <br />of steeply dipping coal seams (in Polish). <br />• <br />,:a .,._ <br />Y47 .~, <br />y.I Vie". <br />. -..t <br />F.... <br />~~ ?. <br />A-2 <br />