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Supercritical fluid extraction of a high-ash Brazilian coal: Extraction with pure ethanol and isopropanol and their aqueous solutions

✍ Scribed by Cláudio Dariva; JoséV. de Oliveira; Maria G.R. Vale; Elina B. Caramão

Book ID: 108322326
Publisher: Elsevier Science
Year: 1997
Tongue: English
Weight: 714 KB
Volume: 76
Category: Article
ISSN: 0016-2361
DOI: 10.1016/s0016-2361(97)00060-4

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📜 SIMILAR VOLUMES

97/02547 Supercritical fluid extraction

97/02547 Supercritical fluid extraction of a high-ash Brazilian coal extraction with pure ethanol and isopropanol and their aqueous solutions

📂 Article 📅 1997 🏛 Elsevier Science ⚖ 199 KB

The presence of aggregated structures in pyridine coal extracts are indicated by small angle neutron scattering studies of coal-extract solutions. However, no such aggregated structures exist in coal extracts with a carbon disulfide-N-methyl-2-pyrrolidane mixed solvent, which may indicate that. in a