TY - BOOK ED - United States. ED - TRW Energy Systems Group. TI - International coal technology summary document U1 - 662.62 PY - 1978/// CY - Washington, D.C. PB - United States Department of Energy, Assistant Secretary for Policy and Evaluation, Office of Technical Programs Evaluation KW - Coal N1 - "HCP/P-3885."; "Dist. category UC-88, 89, 90a-j."; Prepared under contract no. EX-76-C-10-3885; "December 1978."; Includes bibliographical references ER -