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ControllerN 2N 2ValveValvePreheaterPreheaterControllerPressuregaugePressuregaugePressureoutletPressureoutlet1st reactorSolventcoal bed1st reactorSolvent HPLCcoal bedpumpHPLCpumpBack pressure2nd reactorregulatorcatalyst bedBack pressure2nd reactorregulatorcatalyst bedSamplecollectedSample Condenser CondensercollectedCondenser CondenserFigure 1. Schematic diagram of semi-continuous two-stage solvent flow reactor system.Coal liquefactionliquidCoal liquefactionliquidExtraction with hexaneExtraction with hexaneOil (Hexane-soluble)Oil (Hexane-soluble)Hexane-insolubleExtraction with toluene Hexane-insolubleExtraction with tolueneAsphaltene (Toluenesoluble)Asphaltene (Toluenesoluble)Extraction with THFToluene-insolubleToluene-insolubleExtraction with THFPre-asphaltene(THF-soluble)Pre-asphaltene(THF-soluble)Toluene-insolubleToluene-insolubleFigure 2. A schematic diagram of soxtlet extraction.
Conversion Conversion (% daf) (% daf)9090 8080 7070 6060 5050 4040 3030 20TotalOil+gasTotalPASOil+gasASPASAS20 101000300 350 400Temperature (ºC)300 350 400Temperature (ºC)420 450420 450Figure 3. Effect of reaction temperature on product distribution yields(Nitrogen pressure — 4 MPa. See Table 2 for the other nomenclature).9090 8080 70Conversion Conversion (% daf) (% daf)70 6060 5050 4040 3030 20TotalOil+gasTotalPASOil+gasASPASAS20 1010030 45600Reaction time (min)30 4560Figure 4. Effect of reaction time on product Reaction distribution time (min) yields (Nitrogen pressure — 4 MPa).
Page 1 and 2: ContentsASM Sc. J.Volume 7(1), 2013
Page 3 and 4: INTERNATIONAL ADVISORY BOARDAhmed Z
Page 5: The Academy of SciencesMalaysia (AS
Page 8 and 9: NEWS FOCUSBio-Jet Fuel — Challeng
Page 10 and 11: ASM Science Journal, Volume 7(1), 2
Page 12 and 13: NitrogengasAcetylene gasFume hoodGa
Page 26 and 27: ASM Sci. J., 7(1), 18-22Electron-ph
Page 28 and 29: v I= v MthASM Science Journal, Volu
Page 40 and 41: 4.2 × 10 -5Magnetic energy (Em) Ma
Page 42 and 43: 2.0 × 10 -5Inductance (L)Magnetic
Page 46 and 47: addition, examination of the freque
Page 48 and 49: equipped with a computer image anal
Page 50 and 51: Storage modulus (Pa)1.80E+101.60E+1
Page 52 and 53: (a)(b)(c)Figure 6. Micrographs: (a)
Page 54 and 55: 0 20 40 60 80 100 120 140 160 180 2
Page 56 and 57: 0.00 20 40 60 80 100 120 140 160180
Page 58 and 59: 0 20 40 60 80 100 120 140 160Temper
Page 60 and 61: 2.0100.00 20 40 60 80 100 120 140 1
Page 62 and 63: 3.02.53.02.02.5CB10TSSAlbipoxTimber
Page 64 and 65: Figure 18. SEM micrographs of the f
Page 66 and 67: Crawford, E & Lesser, AJ 1998, ‘T
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ASM Science Journal, Volume 7(1), 2
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Climate Change — Environment andI
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ASM PublicationsMosquitoes and Mosq
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ASM PublicationsThe Red Jungle Fowl
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Vol. 3, No. 1, June : 1823-6782ASM
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ASM PublicationsASM Lecture SeriesW
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ASM PublicationsA Nobel Trip to Lin
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Vol. 6, No. 2, December 2012 • IS
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About the JournalMission StatementT
Page 111:
ASM SCIENCE JOURNAL(ASM Sc. J.)ORDE
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NEWS FOCUSBio-Jet Fuel — Challeng
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