Reactivity and susceptibility to porosity development of coal maceral chars on steam and carbon dioxide gasificationCZECHOWSKI, F; KIDAWA, H.Fuel processing technology. 1991, Vol 29, Num 1-2, pp 57-73, issn 0378-3820Article

Structure and transformation of the major coal porphyrins. Direct evaluation from their paramagnetically shifted proton NMR spectraCZECHOWSKI, F; LATOS-GRAZYNSKI, L.Naturwissenschaften. 1990, Vol 77, Num 12, pp 578-581, issn 0028-1042Conference Paper

Metalloporphyrins in coal. III: Porphyrins and metalloporphyrins in petrographic components of a subbituminous coalBONNETT, R; CZECHOWSKI, F.Fuel (Guildford). 1987, Vol 66, Num 8, pp 1079-1083, issn 0016-2361Article

Metalloporphyrins in coal. I: Gallium porphyrins in bituminous coalsBONNETT, R; CZECHOWSKI, F.Journal of the Chemical Society. Perkin transactions. I. 1984, Num 1, pp 125-131, issn 0300-922XArticle

COMPARAISON DU DEVELOPPEMENT DE LA TEXTURE POREUSE DE CHARBONS DE SACCHAROSE, CELLULOSE ET LIGNINE, AU COURS DE LEUR CARBONISATIONCZECHOWSKI F; JANKOWSKA A; SIEMIENIEWSKA T et al.1980; BULL. SOC. CHIM. FR.; ISSN 0037-8968; FRA; DA. 1980; NO 7-8; PART. 1; PP. I.249-I.254; ABS. ENG; BIBL. 27 REF.Article

Study of saturated components in asphaltGAWEL, I; CZECHOWSKI, F.Petroleum science and technology. 1997, Vol 15, Num 7-8, pp 729-742, issn 1091-6466Article

MULTI-STAGE ACTIVATION OF BROWN-COAL CHARS WITH OXYGEN.TOMKOW K; SIEMIENIEWSKA T; JANKOWSKA A et al.1977; FUEL; G.B.; DA. 1977; VOL. 56; NO 3; PP. 266-270; BIBL. 11 REF.Article

Structural identification of paramagnetic iron porphyrins from Colorado coal with the use of 1D and 2D ¹H NMR spectroscopy: geochemical implications on their origin from hemeCZECHOWSKI, F; LATOS-GRAZYNSKI, L; WOŁOWIEC, S et al.Organic geochemistry. 1994, Vol 21, Num 10-11, pp 1059-1068, issn 0146-6380Article

Porphyrins and metalloporphyrins in coal = Porphyrines et métalloporphyrines dans le charbonBONNETT, R; BURKE, P. J; CZECHOWSKI, F et al.Organic geochemistry. 1984, Vol 6, pp 177-182, issn 0146-6380Article

Physicochemical structural characterization of ambers from deposits in PolandCZECHOWSKI, F; SIMONEIT, B. R. T; SACHANBILISKI, M et al.Applied geochemistry. 1996, Vol 11, Num 6, pp 811-834, issn 0883-2927Article