liquefaction pathways of bituminous subbituminous coals andtheir
liquefaction pathways of bituminous subbituminous coals andtheir liquefaction pathways of bituminous subbituminous coals andtheir
Figure 1. Time evolution of MWDs for thermolytic extractions of coal at 340 O C (a) and 360 O C (b). Samples 1,2, and 5 were collected at the reactor effluent at times 30,56, and 145 min for runs at 340 OC and l0,30, and 70 min for runs at 360 OC. 644
0.8 0.6 0.4 0.2 “E \ bo Y, - 1 0 + X Y h .L x‘ Y 0.0 0 200 4(x) 600 800 IO00 1200 2 X (a) 0 0 200 400 600 800 IO00 1200 Figure 2. Comparison of model calculations and experimental data for MWDs for Sample 2 of runs at 340 OC (a) and 360 OC (b), respectively. X (b) 645
- Page 119 and 120: Influence of Drying and Oxidation 0
- Page 121 and 122: "c gives W conversion mpared to the
- Page 123 and 124: Table 1. Products dismbutions (dmmf
- Page 125 and 126: - 50 45 40 E 35 2 30 E T) 25 ap 20
- Page 127 and 128: Influence of Drying and Oxidation o
- Page 129 and 130: FTIR . . of the L m To investigate
- Page 131 and 132: CONCLUSIONS The characexizntion of
- Page 133 and 134: A b S 0 r b a n C e A b s 0 r b a n
- Page 135 and 136: An NMR Investigation of the Effd of
- Page 137 and 138: for determining the area of the pea
- Page 139 and 140: of the ronl roniponcnte nnd (2) the
- Page 141 and 142: 2w 180 160 9 140 120 P loo f 80 P O
- Page 143 and 144: 25 I 20 ' + 0 Drying lime, hours Fi
- Page 145 and 146: substructure have been identified a
- Page 147 and 148: Pyridine extraction showed that 60
- Page 149 and 150: Figure 1. Reflected white-light pho
- Page 151 and 152: Table 3. Pyridine Extraction Sample
- Page 153 and 154: A bang-bang control strategy was us
- Page 155 and 156: increased from 120°C to 135”C, r
- Page 157 and 158: * wt% based on the amount of naphth
- Page 159 and 160: Use of Biocatalysts for the Solubil
- Page 161 and 162: Results Enzyme Modification with Di
- Page 163 and 164: Conclusions Reducing enzymes can be
- Page 165 and 166: Dynamics of the Extract Molecular-W
- Page 167 and 168: where yi = (x-xi !/pi. The zero mom
- Page 169: satisfactory agreement between theo
- Page 173 and 174: The Use of Solid State C-13 NMR Spe
- Page 175 and 176: differences lie in the fact that th
- Page 177 and 178: I- z W 0 K W n PROTONATED AROMATIC
- Page 179 and 180: ZAP WIO SIDE CHAINS IN PYRIDINE EXT
- Page 181 and 182: ORGAFlIC VOLATILE MATER AND ITS SUL
- Page 183 and 184: (Figure 1). They indicated that the
- Page 185 and 186: Table 3. Elemental analysis of arom
- Page 187: 1- 700'C Figure 3. GClFID chromatog
Figure 1. Time evolution <strong>of</strong> MWDs for thermolytic extractions <strong>of</strong> coal at<br />
340 O C (a) and 360 O C (b). Samples 1,2, and 5 were collected at the<br />
reactor effluent at times 30,56, and 145 min for runs at 340 OC and l0,30,<br />
and 70 min for runs at 360 OC.<br />
644
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