problems and solutions : based on a symposium sponsored by the ACS Division of Industrial and Engineering Chemistry at the I&EC winter symposium, Colorado Springs, Colorado, February 12-13, 1979 Pelofsky, Arnold H. American Chemical Society Division of Industrial and Engineering Chemistry. text Washington American Chemical Society 1979 monographic xiii, 257 p. : ill. ; 24 cm. Arnold H. Pelofsky, editor. Includes bibliographical references and index. Coal liquefaction Chemical technology Coal gasification Congresses TP352 .C63 662/.625 0841205167 79017936 UOEL 000 20150420104646.0 3226810