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pro vyhledávání: '"O. I. Ogunsola"'
Autor:
O. I. Ogunsola, W. W. Lam
Publikováno v:
Fuel Science and Technology International. 13:713-725
The results of solid-state 13C NMR study aimed at evaluating the chemical changes and extent of upgrading achieved in the thermal treatment of two western Canadian low rank coals are discussed. The coals were thermally treated at varying temperatures
Autor:
W.W. Lam, O. I. Ogunsola
Publikováno v:
Fuel Science and Technology International. 11:1319-1329
The results of a study aimed at evaluating the mineral constituents of four Nigerian coals (a Iignite, a subbituminous and two high volatile bituminous coals) are reported in this paper. The low temperature ash (LTA) obtained from the coals was analy