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Title: Development of Continuous Solvent Extraction Processes for Coal Derived Carbon Products

Technical Report ·
DOI:https://doi.org/10.2172/900189· OSTI ID:900189

This DOE NETL-sponsored effort seeks to develop continuous processes for producing carbon products from solvent-extracted coal. A key process step is removal of solids from liquefied coal. Three different processes were compared: gravity separation, centrifugation using a decanter-type Sharples Pennwalt centrifuge, and a Spinner-II centrifuge. The data suggest that extracts can be cleaned to as low as 0.5% ash level and probably lower using a combination of these techniques.

Research Organization:
West Virginia Univ., Morgantown, WV (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FC26-03NT41873
OSTI ID:
900189
Country of Publication:
United States
Language:
English