FIELD: rectification of organic compounds.
SUBSTANCE: all-purpose installation enables purification of high-boiling vacuum rectification solvents, in particular ethylene glycol, monoethanolamine, methyl cellosolve, ethyl cellosolve, butyl cellosolve, N-methylpyrrolidone, and benzyl alcohol.
EFFECT: enhanced purification efficiency.
8 cl, 1 dwg, 7 tbl, 7 ex
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Year |
Author |
Number |
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