Processing and utilization of high sulfur coals proceedings ... August 26-30, 1991, Idaho Falls - International Conference on Processing and Utilization of High-Sulfur Coals (4th : 1991 : Idaho Falls, Idaho); Dugan, P. R. (Patrick R.); Quigley, D. R. (David R.); Attia, Yosry A., 1945- (Amsterdam Elsevier North-Holland, 1991)
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Keywords: Coal -- Desulphurization -- Congresses; Coal -- Sulphur content -- Congresses; Coal -- Environmental aspects -- Congresses