Method of distributing liquefaction catalysts in solid carbonaceous material
Patent
·
OSTI ID:6262516
A method of dispersing a liquefaction catalyst within coal or other carbonaceous solids involves providing a suspension in oil of microcapsules containing the catalyst. An aqueous solution of a catalytic metal salt is emulsified in the water-immiscible oil and the resulting minute droplets microencapsulated in polymeric shells by interfacial polycondensation. The catalyst is subsequently blended and dispersed throughout the powdered carbonaceous material to be liquefied. At liquefaction temperatures the polymeric microcapsules are destroyed and the catalyst converted to minute crystallites in intimate contact with the carbonaceous material. 2 tables.
- DOE Contract Number:
- FG22-81PC40781
- Assignee:
- Dept of Energy
- Patent Number(s):
- Patentsusa6612953
- Application Number:
- ON: TI85005759
- OSTI ID:
- 6262516
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
01 COAL, LIGNITE, AND PEAT
AMMONIUM COMPOUNDS
CATALYTIC EFFECTS
CATALYSTS
CHEMICAL PREPARATION
COAL LIQUEFACTION
MOLYBDATES
CARBONACEOUS MATERIALS
CATALYST SUPPORTS
COAL
EXPERIMENTAL DATA
HIGH TEMPERATURE
DATA
ENERGY SOURCES
FOSSIL FUELS
FUELS
INFORMATION
LIQUEFACTION
MATERIALS
MOLYBDENUM COMPOUNDS
NUMERICAL DATA
OXYGEN COMPOUNDS
REFRACTORY METAL COMPOUNDS
SYNTHESIS
THERMOCHEMICAL PROCESSES
TRANSITION ELEMENT COMPOUNDS
010405* - Coal
Lignite
& Peat- Hydrogenation & Liquefaction
AMMONIUM COMPOUNDS
CATALYTIC EFFECTS
CATALYSTS
CHEMICAL PREPARATION
COAL LIQUEFACTION
MOLYBDATES
CARBONACEOUS MATERIALS
CATALYST SUPPORTS
COAL
EXPERIMENTAL DATA
HIGH TEMPERATURE
DATA
ENERGY SOURCES
FOSSIL FUELS
FUELS
INFORMATION
LIQUEFACTION
MATERIALS
MOLYBDENUM COMPOUNDS
NUMERICAL DATA
OXYGEN COMPOUNDS
REFRACTORY METAL COMPOUNDS
SYNTHESIS
THERMOCHEMICAL PROCESSES
TRANSITION ELEMENT COMPOUNDS
010405* - Coal
Lignite
& Peat- Hydrogenation & Liquefaction