Slurry-phase catalysis of direct coal liquefaction by iron sulfides
Conference
·
OSTI ID:6375811
Although these studies of the kinetics of pyrite decomposition, sulfide surface area changes, and the effect of sulfide additions on product distributions convincingly imply that pyrrhotites, in equilibrium with H/sub 2/S, are the significantly active catalytic species of the iron sulfide system, the mechanism of their catalysis of coal liquefaction remains unknown. Surface science experiments are currently being pursued to identify the catalytically active sites for pyrrhotites.
- Research Organization:
- Sandia National Labs., Albuquerque, NM (USA)
- DOE Contract Number:
- AC04-76DP00789
- OSTI ID:
- 6375811
- Report Number(s):
- SAND-81-0138C; CONF-810914-2; ON: DE81024325
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
01 COAL, LIGNITE, AND PEAT
010405* -- Coal
Lignite
& Peat-- Hydrogenation & Liquefaction
ARRHENIUS EQUATION
CATALYSTS
CATALYTIC EFFECTS
CHALCOGENIDES
CHEMICAL REACTIONS
CHROMATOGRAPHY
COAL LIQUEFACTION
COHERENT SCATTERING
DATA
DECOMPOSITION
DIFFRACTION
EQUATIONS
EXPERIMENTAL DATA
HYDROGEN COMPOUNDS
HYDROGEN SULFIDES
INFORMATION
IRON COMPOUNDS
IRON SULFIDES
LIQUEFACTION
MINERALS
NUMERICAL DATA
ORES
PYRITE
PYRITES
PYRRHOTITE
SCATTERING
SEPARATION PROCESSES
SULFIDES
SULFUR COMPOUNDS
SULFUR ORES
THERMOCHEMICAL PROCESSES
TRANSITION ELEMENT COMPOUNDS
X-RAY DIFFRACTION
010405* -- Coal
Lignite
& Peat-- Hydrogenation & Liquefaction
ARRHENIUS EQUATION
CATALYSTS
CATALYTIC EFFECTS
CHALCOGENIDES
CHEMICAL REACTIONS
CHROMATOGRAPHY
COAL LIQUEFACTION
COHERENT SCATTERING
DATA
DECOMPOSITION
DIFFRACTION
EQUATIONS
EXPERIMENTAL DATA
HYDROGEN COMPOUNDS
HYDROGEN SULFIDES
INFORMATION
IRON COMPOUNDS
IRON SULFIDES
LIQUEFACTION
MINERALS
NUMERICAL DATA
ORES
PYRITE
PYRITES
PYRRHOTITE
SCATTERING
SEPARATION PROCESSES
SULFIDES
SULFUR COMPOUNDS
SULFUR ORES
THERMOCHEMICAL PROCESSES
TRANSITION ELEMENT COMPOUNDS
X-RAY DIFFRACTION