Coal liquefaction process with enhanced process solvent
Patent
·
OSTI ID:865106
- Bethlehem, PA
- Macungie, PA
In an improved coal liquefaction process, including a critical solvent deashing stage, high value product recovery is improved and enhanced process-derived solvent is provided by recycling second separator underflow in the critical solvent deashing stage to the coal slurry mix, for inclusion in the process solvent pool.
- Research Organization:
- INTERNATIONAL COAL REFINING CO
- DOE Contract Number:
- AC05-78OR03054
- Assignee:
- International Coal Refining Company (Allentown, PA)
- Patent Number(s):
- US 4461694
- OSTI ID:
- 865106
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
coal
liquefaction
process
enhanced
solvent
improved
including
critical
deashing
stage
value
product
recovery
process-derived
provided
recycling
separator
underflow
slurry
mix
inclusion
pool
liquefaction process
coal liquefaction
coal slurry
process solvent
slurry mix
product recovery
solvent deashing
improved coal
critical solvent
value product
derived solvent
/208/
liquefaction
process
enhanced
solvent
improved
including
critical
deashing
stage
value
product
recovery
process-derived
provided
recycling
separator
underflow
slurry
mix
inclusion
pool
liquefaction process
coal liquefaction
coal slurry
process solvent
slurry mix
product recovery
solvent deashing
improved coal
critical solvent
value product
derived solvent
/208/