liquefaction pathways of bituminous subbituminous coals andtheir
liquefaction pathways of bituminous subbituminous coals andtheir liquefaction pathways of bituminous subbituminous coals andtheir
DISCLAIMER Reference in this report to any specific product, process, or service is to facilitate understanding and does not imply its endorsement or favoring by the United States Department of Energy. 1 2. 3. 4. 5. 6. 7. 8. REFERENCES Weller, S. W. Proc.. Fourth lnte r IE&I 'onal Conference on C m Uses o f w e n u m , H.F. Barry and P.C.H. Mitchell, eds., 1982, 179-186. .. Derbyshire, F. J. mlvsis in Coal L iouefaction: New Directions for Resear& ; IEA Coal Research: London, 1988. Anderson, L. L. New T rends in Coal Sc ience, Y. Yijriim, ed.; Kluwer Academic Publishers: Boston, 1988. Warzinski, R. P. Proc.. U.S. DOE Direct Liouefaction Contractors' Review Meeting, September 24-26, 1990, 320-336. Suzuki, T; Yamada, H; Sears, P. L.; Watanabe, Y. m a v & Fuels 1989, 3, 707- 713. Warzinski, R. P.; Lee, C.-H.; Holder, G. D. The Journal0 f Suoercritical Fluids 1992, 5 60-71. Warzinski, R. P. Proc.. U.S. DOE Direct Liouefact ion Contractors' Review Meet ing, September 22-24, 1992, in press. Personal communication from Anthony V. Cugini, U.S. Dept. of Energy, Pittsburgh Energy Technology Center, Pittsburgh, Pennsylvania. 0 zot- 100 , , , ,,,,,, , , , , , I , 0 BO - P 60 0 - 0 0 t1 - - 0 1 0- 10' 102 10s 1 o4 Mo Concentration, ppm Figure 1. Effect of adding MO(CO)~ on the conversion of DECS-17 coal. ( 0 THF solubility: 0 cyclohexane solubility. Data at 10 pprn are for raw coal.) 508 -
$ EO .- 0 m L 0 c 0 0 > 40 300 350 400 450 Temperature, 'C Figure 2A. Conversion results from thermal liquefaction tests. ( 0 THF solubility; 0 cyclohexane solubility) - 0 0 100 40 20 0- 300 350 400 450 Temperature, 'C Figure 28. Conversion results from catalytic liquefaction tests. ( 0 THF solubility; 0 cyclohexane solubility) 509
- Page 1 and 2: LIQUEFACTION PATHWAYS OF BITUMINOUS
- Page 3 and 4: the conversion of A+P and O+G with
- Page 5 and 6: Asphaltcncs PrCasphaltenCS Cwr%, da
- Page 7 and 8: NEW DIRECTIONS TO PRECONVERSION PRO
- Page 9 and 10: ecause of incorporation of the coal
- Page 11 and 12: should be considered more. The step
- Page 13 and 14: 17 18 Run no. 0 cys I ToS-CyS TS-To
- Page 15 and 16: INTRODUCTION Effects of Thermal and
- Page 17 and 18: apid decline in modulus. The loss m
- Page 19 and 20: -0.01- . 04 5 -0.03- E 6 -0.0s- c)
- Page 21 and 22: Assessment of Small Particle Iron O
- Page 23 and 24: yields are calculated by subtractin
- Page 25 and 26: conversion is greater than the corr
- Page 27 and 28: Table 3. Effect of Superfine Iron O
- Page 29 and 30: EFFECT OF A CATALYST ON THE DISSOLU
- Page 31 and 32: inherent volatility of Mo(CO), perm
- Page 33: Analysis of the quantity and compos
- 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 and 84: The effect of Corn20 preaatment on
$ EO<br />
.- 0<br />
m<br />
L<br />
0<br />
c<br />
0<br />
0<br />
> 40<br />
300 350 400 450<br />
Temperature, 'C<br />
Figure 2A. Conversion results from thermal<br />
<strong>liquefaction</strong> tests. ( 0 THF solubility;<br />
0 cyclohexane solubility)<br />
-<br />
0<br />
0<br />
100<br />
40<br />
20<br />
0-<br />
300 350 400 450<br />
Temperature, 'C<br />
Figure 28. Conversion results from catalytic<br />
<strong>liquefaction</strong> tests. ( 0 THF solubility;<br />
0 cyclohexane solubility)<br />
509
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