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Improvement of performance of LICADO process using surface modification agents

Posted on:1995-02-16Degree:Ph.DType:Dissertation
University:University of PittsburghCandidate:Feng, YuruFull Text:PDF
GTID:1471390014991577Subject:Chemical Engineering
Abstract/Summary:
The LICADO coal cleaning process uses liquid CO;The effects of operating parameters (mixing speed, mixing time, average particle size of feed, coal-water slurry concentration, and ratio of liquid CO;For Pittsburgh ;For Upper Freeport coal, an improvement in both ash reduction and pyritic sulfur reduction was obtained with the addition of coal surface modification agents (kerosene, No.6 fuel oil, light mineral oil), while Btu recovery remains constant (since Btu recovery is already approaching 100 percent).;For Illinois ;The effect of pyrite depressant, FeCl;The size distribution of liquid CO...
Keywords/Search Tags:Liquid co
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