liquefaction pathways of bituminous subbituminous coals andtheir
liquefaction pathways of bituminous subbituminous coals andtheir liquefaction pathways of bituminous subbituminous coals andtheir
Table I Analysis of Feed Coals Ultimate Analysis Ill.* Pi- (wt% maf coal) Carbon 68.4 65.9 65.7 75.5 Hydrogen Nitrogen Sulfur 4.9 1 .o 0.6 4.4 1 .o 0.8 4.2 1.2 4.8 4.8 1.5 2.2 Oxygen 16.3 18.2 8.6 6.7 Ash 8.8 9.7 15.5 9.3 Calcium content 1.20 1.54 0.96 0.21 (wt% maf coal) Coal Rank Subbit. Lignite HVB HVB Symbol WY ND IL PITr Table I (conk) Analysis of Feed Coals 558
Reaction Time Figure 1 - Schematic Representation of Reactivity Enhancement Using Coal Pretreatment (LS = low reaction severity, HS =high reaction severity) 559
- Page 33 and 34: Analysis of the quantity and compos
- Page 35 and 36: $ EO .- 0 m L 0 c 0 0 > 40 300 350
- Page 37 and 38: 0 0 0 0 0.000 0.005 0.010 0.015 0.0
- Page 39 and 40: of these studies indicate that cont
- Page 41 and 42: Different levels of adsorption occu
- Page 43 and 44: Nominal 2 Table 1. Concentration of
- Page 45 and 46: - iF m 1.6 1.4 1.2 - - - 1- 0 0.8 -
- Page 47 and 48: RESULTS AND DISCUSSION Swelling of
- Page 49 and 50: . . % . . 9 'HF 0 0 0 *. . 0 . . 0
- Page 51 and 52: 1.50 KQ 1.00 0.50 I / ' 02 525 I 1
- Page 53 and 54: hydrogen atoms. The hydrogen atoms
- Page 55 and 56: D to generate more D atoms. It is r
- Page 57 and 58: 12. a. Poutsma, M. L.; Dyer, C. W.
- Page 59 and 60: Figure 3. Minimum Steps to Explin D
- Page 61 and 62: Apoaratus and Procedure Microflow R
- Page 63 and 64: Model ComDound Test Figure 5 shows
- Page 65 and 66: Figure 1. High resolution gas chrom
- Page 67 and 68: Figure 5. Product distribution for
- Page 69 and 70: THQ at somewhat higher temperatures
- Page 71 and 72: areas of the particles and the SEM
- Page 73 and 74: Experimental Catalyst Precursors an
- Page 75 and 76: impregnating solvent. Table 3 shows
- Page 77 and 78: of MoCo-TC2 at the level of 0.5 wt%
- Page 79 and 80: Table 4. Effect of Temperature Prog
- Page 81 and 82: In the past, chemical treatments in
- Page 83: The effect of Corn20 preaatment on
- Page 87 and 88: DISSOLUTION OF THE ARGONNE PREMIUM
- Page 89 and 90: A much more def~tive trend is seen
- Page 91 and 92: EFFECT OF CHLOROBENZENE TREATMENT O
- Page 93 and 94: same conditions and an extraction t
- Page 95 and 96: ACKNOWLEDGEMENT The authors thank t
- Page 97 and 98: THE STRUCTURAL &=RATION OF HUMINlTE
- Page 99 and 100: to be originally derived from demet
- Page 101 and 102: 145 30 I --/---Jh I , , I I , 250 2
- Page 103 and 104: THE EFFECTS OF MOISTURE AND CATIONS
- Page 105 and 106: 1 for the Zap lignite. These result
- Page 107 and 108: content of the samples ion-exchange
- Page 109 and 110: Table 1. F'yrolysis Results of Vacu
- Page 111 and 112: 585 I
- Page 113 and 114: EFFECT OF TEMPERATURE, SAMPLE SI2E
- Page 115 and 116: of some of the thermobalance runs.
- Page 117 and 118: 2. The mechanism of drying is a uni
- 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
Reaction Time<br />
Figure 1 - Schematic Representation <strong>of</strong> Reactivity Enhancement Using Coal Pretreatment<br />
(LS = low reaction severity, HS =high reaction severity)<br />
559
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