liquefaction pathways of bituminous subbituminous coals andtheir

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BRIDGES AND LOOPS IN PYRIDINE EXTRACTS AND RESIDUES FROM ARGONNE COALS 'I I ZAP i WYO UTBC ILL a6 PtTT COAL (RANK) I I 1 LS UF POC Figure 3. Number of bridges and loops per clusicr in pyridine ~ X ~ and I S rcsiducs of he APCS coals. AVERAGE AROMATIC CLUSTER SIZE IN PYRIDINE EXTRACTS AND RESIDUES FROM ARGONNE COALS I I *YO UlBC ILL11 COAL(RANK) + Figure 4. Average amnaric cluster size in the cxuacfs and residues of the APCS 4 s. 652 POC
ZAP WIO SIDE CHAINS IN PYRIDINE EXTRACTS AND RESIDUES FROM ARGONNE COALS n i i Fi- 5. Number of ride chains pcr cluster (cwrdinaoon numbcr) in the CXWCD and residues oi the APCS coals. AROMATIC CHARACTERISTICS OF PYRIDINE EXTRACTS FROM ARGONNECOALS COAL(RANK) - . ..... n..,:., Figure 6. Aromatic channeristics in the exnac~ and miduu of the APCS w. 653
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LIQUEFACTION PATHWAYS OF BITUMINOUS
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the conversion of A+P and O+G with
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Asphaltcncs PrCasphaltenCS Cwr%, da
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NEW DIRECTIONS TO PRECONVERSION PRO
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ecause of incorporation of the coal
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should be considered more. The step
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17 18 Run no. 0 cys I ToS-CyS TS-To
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INTRODUCTION Effects of Thermal and
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apid decline in modulus. The loss m
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-0.01- . 04 5 -0.03- E 6 -0.0s- c)
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Assessment of Small Particle Iron O
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yields are calculated by subtractin
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conversion is greater than the corr
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Table 3. Effect of Superfine Iron O
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EFFECT OF A CATALYST ON THE DISSOLU
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inherent volatility of Mo(CO), perm
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Analysis of the quantity and compos
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$ EO .- 0 m L 0 c 0 0 > 40 300 350
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0 0 0 0 0.000 0.005 0.010 0.015 0.0
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of these studies indicate that cont
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Different levels of adsorption occu
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Nominal 2 Table 1. Concentration of
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- iF m 1.6 1.4 1.2 - - - 1- 0 0.8 -
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RESULTS AND DISCUSSION Swelling of
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. . % . . 9 'HF 0 0 0 *. . 0 . . 0
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1.50 KQ 1.00 0.50 I / ' 02 525 I 1
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hydrogen atoms. The hydrogen atoms
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D to generate more D atoms. It is r
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12. a. Poutsma, M. L.; Dyer, C. W.
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Figure 3. Minimum Steps to Explin D
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Apoaratus and Procedure Microflow R
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Model ComDound Test Figure 5 shows
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Figure 1. High resolution gas chrom
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Figure 5. Product distribution for
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THQ at somewhat higher temperatures
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areas of the particles and the SEM
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Experimental Catalyst Precursors an
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impregnating solvent. Table 3 shows
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of MoCo-TC2 at the level of 0.5 wt%
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Table 4. Effect of Temperature Prog
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In the past, chemical treatments in
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The effect of Corn20 preaatment on
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Reaction Time Figure 1 - Schematic
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DISSOLUTION OF THE ARGONNE PREMIUM
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A much more def~tive trend is seen
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EFFECT OF CHLOROBENZENE TREATMENT O
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same conditions and an extraction t
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ACKNOWLEDGEMENT The authors thank t
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THE STRUCTURAL &=RATION OF HUMINlTE
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to be originally derived from demet
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145 30 I --/---Jh I , , I I , 250 2
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THE EFFECTS OF MOISTURE AND CATIONS
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1 for the Zap lignite. These result
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content of the samples ion-exchange
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Table 1. F'yrolysis Results of Vacu
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585 I
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EFFECT OF TEMPERATURE, SAMPLE SI2E
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of some of the thermobalance runs.
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2. The mechanism of drying is a uni
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Influence of Drying and Oxidation 0
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"c gives W conversion mpared to the
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Table 1. Products dismbutions (dmmf
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- 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 and 170: satisfactory agreement between theo
Page 171 and 172: 0.8 0.6 0.4 0.2 “E \ bo Y, - 1 0
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: I- z W 0 K W n PROTONATED AROMATIC
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
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