Coal in South Africa

Variation of nitrogen content and functionality with rank for some UK bituminous coals

Paul Burchill, Lynne S. Welch · Fuel · 1989 · 141 citations

Biogeochemistry, Engineering, Environmental Engineering +6

Quantification of nitrogen functional groups in coal and coal derived products

Stephen C. Wallace, Keith D. Bartle, David Perry · Fuel · 1989 · 105 citations

Chemical Engineering, Ammonia, Chemistry +4

The coalification of South African coal

C.P. Snyman, J. E. Barclay · International Journal of Coal Geology · 1989 · 48 citations

Coal Basin, South African Coal, Coal Utilization

On the origin of low-reflecting inertinites in coals from the Highveld Coalfield, South Africa

H.H.B. Hagelskamp, C.P. Snyman · Fuel · 1988 · 42 citations

Engineering, Low-reflecting Inertinites, South Africa +8

Paleodepositional environments and tectonosedimentary controls of the postglacial Permian coals, Karoo Basin, South Africa

Bruce Cairncross · International Journal of Coal Geology · 1989 · 38 citations

Rift System, Engineering, Postglacial Permian Coals +9