Linhardt, Hans D. Investigation of high velocity wedge separator for particle removal in coal gasification plants / Hans D. Linhardt and John H. Beverdge - Washington, D.C. : United States Government Printing Office , 1978 - 21 p. ; 28 cm. ACD-38391-12 Subjects--Topical Terms: Coal gasificationCoke gases Dewey Class. No.: 665.772