Liquefaction Characteristics of the Three Major Maceral Groups Separated from a Single Coal

Robert A. Keogh, Darrell N. Taulbee, James C. Hower, Birbal Chawla, Burtron H. Davis

Research output: Contribution to journalArticlepeer-review

33 Scopus citations

Abstract

The three major maceral groups, vitrinite, liptinites, and inertinites, were separated from an eastern Kentucky coal by density gradient centrifugation. The liquefaction of these macerals was studied at three reaction temperatures and a single residence time. The liquefaction products were separated by solubility classes and each class was further analyzed. The liquefaction data showed the absence of an additive effect, suggesting a synergism among the macerals in the original coal matrix.

Original languageEnglish
Pages (from-to)614-618
Number of pages5
JournalEnergy and Fuels
Volume6
Issue number5
DOIs
StatePublished - Feb 1 1992

ASJC Scopus subject areas

  • General Chemical Engineering
  • Fuel Technology
  • Energy Engineering and Power Technology

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