SELECTIVE PURIFICATION PROCESS

FIELD: chemical engineering. SUBSTANCE: invention is designed for use in liquid extraction processes, in particular, on plants for selective purification of lube fractions with various solvents such as phenol, furfurol, N-methyl-2- pyrrolidone, etc. Process is distinguished by that selective purific...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZIGANSHIN G.K, NIGMATULLIN V.R, OSINTSEV A.A, KALIMULLIN M.M, SAJFULLIN N.R, ZIGANSHIN K.G
Format: Patent
Sprache:eng
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