Properties and structure of hard coals from the borehole Niedobczyce IG-1 in the Rybnik Coal District, Upper Silesian Coal Basin, their petrographic and group constituents. 2. Variations in petrographic composition of the coals along the depth of borehole and alterations in structure of the coals characterised by vitrinites spectroscopic analyses (X-ray, IR)

By Jasienko S.   Matuszewska A.   John A.  

Fuel Processing Technology, Vol. 41, Iss. 3, 1995-02 ,pp. : 221-232

Elsevier

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Properties and structure of hard coals from a borehole Niedobczyce IG-1 in the Rybnik Coal District, Upper Silesian Coal Basin, their petrographic and group constituents 3. Changes in the chemical structure of primary tars with increase in coalification degree of the parent coals

By Matuszewska A.   John A.   Jasienko S.  

Fuel Processing Technology, Vol. 50, Iss. 2, 1997-02 ,pp. : 117-130

Elsevier

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EDXRD-RDF characterization of maceral group concentrates for assessing coal reactivity

By Bomsztyk K.   Van Seuningen I.   Suzuki H.   Denisenko O.   Ostrowski J.   Burragato F.   Caminiti R.   Ferraro M.   Gelli J.   Sadun C.  

Fuel, Vol. 76, Iss. 9, 1997-07 ,pp. : 887-892

Elsevier

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Temperature-programmed combustion studies of coal and maceral group concentrates

By Milligan J.B.   Thomas K.M.   Crelling J.C.  

Fuel, Vol. 76, Iss. 13, 1997-10 ,pp. : 1249-1255

Elsevier

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Properties and structure of hard coals from the borehole Niedobczyce IG-1 in Rybnik Coal District, Upper Silesian Coal Basin, their petrographic and group constituents. 1. Variations in properties of the coals along the depth of the borehole

By Jasienko S.   Matuszewska A.   John A.  

Fuel Processing Technology, Vol. 41, Iss. 3, 1995-02 ,pp. : 207-220

Elsevier

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