Coal liquefaction and gasification technologies / Edward C. Mangold ... [et al.] - Ann Arbor, Mich. : Ann Arbor Science, 1982 - xviii, 266 p. : ill. ; 24 cm. Inlcudes index Bibliography : p. 259 ISBN: 025040494X LCCN: 81-69550 Subjects--Topical Terms: Coal liquefactionCoal gasifaction