Coal Science, Volume 1 |
Contents
Distribution of Some Organic Substances in Paleozoic Rocks | 1 |
Oxygen Functional Groups in Green River OilShale Kerogen | 22 |
Similar Compositions of Alkanes from Coal Petroleum Natural Gas | 32 |
Copyright | |
47 other sections not shown
Common terms and phrases
absorption acid activation amount Analysis anthracite anthraxolite appear aromatic average band bituminous coals calculated carbon caused changes chemical coal coke compared complete composition compounds concentration constant contain decrease derived determined diffusion Discussion distribution effect electron elements energy exinite experimental experiments extraction Figure formation formed fraction given groups heating higher humic acids hydrogen increase indicate less lignite Long lower macerals material maximum measurements methane method micrinite mineral natural nitrogen observed obtained occur organic original oxidation oxygen particles pores possible present pressure probably radicals range rank ratio reaction reflectance relatively reported represent resinites rock samples Seam sediments shown shows similar soluble spectra structure substances suggest sulfur surface Table temperature tion values vitrinite volatile matter walls weight yield ZONE