C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 31/02 (2006.01) C07C 1/24 (2006.01) C07C 11/09 (2006.01) C07C 29/151 (2006.01) C07C 29/80 (2006.01) C07C 41/06 (2006.01) C07C 43/04 (2006.01)
Patent
CA 2165732
The process claimed enables three separate streams to be obtained, from mixtures containing methanol, etha- nol, n-propanol, isobutanol, water and other both low- and high-boiling compounds, of which one is anhydrous basically consisting of methanol and ethanol (I), one containing most of the n-propanol present in the mixture fed (II), together with small quantities of methanol, ethanol, isobutanol and water, and one containing most of the isobutanol and high-boiling compounds present in the above mixture (III), by the use of three rectifying columns, stream (I) being taken from a lateral point of the first column, stream (II) obtained from the head of the second column, stream (III) obtained from the bottom of the second column.
Melis Ugo
Rescalli Carlo
Agip Petroli S.p.a.
Robic
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