Effectiveness of dispersed catalysts in hydrocracking a coal liquefaction extract : a screening studyZHANG, S.-F; HEROD, A. A; KANDIYOTI, R et al.Fuel (Guildford). 1997, Vol 76, Num 1, pp 39-49, issn 0016-2361Article

Release of oxygen and sulphur compounds from coalHEROD, A. A; SMITH, C. A.Fuel (Guildford). 1985, Vol 64, Num 2, pp 281-283, issn 0016-2361Article

The estimation of primary aromatic amines and other basic nitrogen compounds in some coal liquefaction productsBURCHILL, P; HEROD, A. A; MITCHELL, C. A et al.Chromatographia (Wiesbaden). 1985, Vol 21, Num 2, pp 67-76, issn 0009-5893Article

Heat treatment of medium-temperature Sasol-Lurgi gasifier coal-tar pitch for polymerizing to higher value productsMOKOENA, K; VAN DER WALT, T. J; MORGAN, T. J et al.Fuel (Guildford). 2008, Vol 87, Num 6, pp 751-760, issn 0016-2361, 10 p.Article

The Pentane-and Toluene-Soluble Fractions of a Petroleum Residue and three Coal Tars by Size Exclusion Chromatography and UV-Fluorescence SpectroscopyKARACA, F; MILLAN-AGORIO, M; MORGAN, T. J et al.Oil & gas science and technology. 2008, Vol 63, Num 1, pp 129-137, issn 1294-4475, 9 p.Conference Paper

Characterization of asphaltenes from hydrotreated products by SEC, LDMS, MALDI, NMR, and XRDTREJO, F; ANCHEYTA, J; MORGAN, T. J et al.Energy & fuels. 2007, Vol 21, Num 4, pp 2121-2128, issn 0887-0624, 8 p.Article

Molecular masses up to 270 000 u in coal and coal-derived products by matrix assisted laser desorption ionization mass spectrometry (MALDI-m.s.)JOHN, P; JOHNSON, C. A. F; PARKER, J. E et al.Fuel (Guildford). 1994, Vol 73, Num 10, pp 1606-1616, issn 0016-2361Article

Gas chromatography in water analysis. II: Selective detection methodsBURCHILL, P; HEROD, A. A; MARSH, K. M et al.Water research (Oxford). 1983, Vol 17, Num 12, pp 1905-1916, issn 0043-1354Article

A two-stage fixed-bed reactor for direct hydrotreatment of volatiles from the hydropyrolysis of biomass : effect of catalyst temperature, pressure and catalyst ageing time on product characteristicsPINDORIA, R. V; MEGARITIS, A; HEROD, A. A et al.Fuel (Guildford). 1998, Vol 77, Num 15, pp 1715-1726, issn 0016-2361Article

Fractionation of a wood tar pitch by planar chromatography for the characterisation of large molecular mass materialsLAZARO, M. J; DOMIN, M; HEROD, A. A et al.Journal of chromatography. 1999, Vol 840, Num 1, pp 107-115, issn 0021-9673Article

Thin-layer chromatography of pitch and a petroleum vacuum residue relation between mobility and molecular size shown by size-exclusion chromatographyLI, W; MORGAN, T. J; HEROD, A. A et al.Journal of chromatography. 2004, Vol 1024, Num 1-2, pp 227-243, issn 0021-9673, 17 p.Article

Hydrocracking reactivities of primary coal extracts prepared in a flowing-solvent reactorZHANG, S.-F; XU, B; HEROD, A. A et al.Energy & fuels. 1996, Vol 10, Num 3, pp 733-742, issn 0887-0624Article

Coal tar analysis by mass spectrometry : a comparison of methodsHEROD, A. A; STOKES, B. J; SCHULTEN, H.-R et al.Fuel (Guildford). 1993, Vol 72, Num 1, pp 31-43, issn 0016-2361Article

Coal tar separation and characterizationHEROD, A. A; LADNER, W. R; STOKES, B. J et al.Coal science and technology. 1987, Vol 11, pp 343-346, issn 0167-9449Conference Paper

The characterisation of tars produced during the gasification of sewage sludge in a spouted bed reactorADEGOROYE, A; PATERSON, N; LI, X et al.Fuel (Guildford). 2004, Vol 83, Num 14-15, pp 1949-1960, issn 0016-2361, 12 p.Article

Size exclusion chromatography of particulate produced in fuel-rich combustion of different fuelsAPICELLA, B; CIAJOLO, A; BARBELLA, R et al.Energy & fuels. 2003, Vol 17, Num 3, pp 565-570, issn 0887-0624, 6 p.Article

Metal-ion pillared clays as hydrocracking catalysts (I): Catalyst preparation and assessment of performance at short contact timesBODMAN, S. D; MCWHINNIE, W. R; BEGON, V et al.Fuel (Guildford). 2002, Vol 81, Num 4, pp 449-459, issn 0016-2361Article

Characterisation of tars from the co-pyrolysis of waste lubricating oils with coalLAZARO, M.-J; MOLINER, R; SUELVES, I et al.Fuel (Guildford). 2001, Vol 80, Num 2, pp 179-194, issn 0016-2361Article

Trace elements in coal derived liquids : analysis by ICP-MS and Mössbauer spectroscopyRICHAUD, R; LACHAS, H; LAZARO, M.-J et al.Fuel (Guildford). 2000, Vol 79, Num 1, pp 57-67, issn 0016-2361Article

Determination of 17 trace elements in coal and ash reference materials by ICP-MS applied to milligram sample sizesLACHAS, H; RICHAUD, R; JARVIS, K. E et al.Analyst (London. 1877. Print). 1999, Vol 124, Num 2, pp 177-184, issn 0003-2654Article

Large molecular mass materials in coal-derived liquids by ²⁵²Cf-plasma and matrix-assisted laser desorption mass spectrometryDOMIN, M; SHANG LI; LAZARO, M.-J et al.Energy & fuels. 1998, Vol 12, Num 3, pp 485-492, issn 0887-0624Article

Planar chromatography as a method of fractionation of a coal liquefaction extract for Mössbauer spectroscopyHEROD, A. J; GIBB, T. C; HEROD, A. A et al.JPC. Journal of planar chromatography, modern TLC. 1996, Vol 9, Num 5, pp 361-367, issn 0933-4173Article

Identification of large molecular mass material in high temperature coal tars and pitches by laser desorption mass spectroscopyPARKER, J. E; JOHNSON, C. A. F; JOHN, P et al.Fuel (Guildford). 1993, Vol 72, Num 10, pp 1381-1391, issn 0016-2361Article

Mass spectrometric study of the release of HCl and other volatiles from coals during mild heat treatmentHEROD, A. A; HODGES, N. J; PRITCHARD, E et al.Fuel (Guildford). 1983, Vol 62, Num 11, pp 1331-1336, issn 0016-2361Article

Mechanisms of Catalytic Activity in Heavily Coated Hydrocracking CatalystsMILLAN, M; ADELL, C; HINOJOSA, C et al.Oil & gas science and technology. 2008, Vol 63, Num 1, pp 69-78, issn 1294-4475, 10 p.Conference Paper