C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/530.6
C07C 303/44 (2006.01) B01D 1/00 (2006.01) B01D 3/00 (2006.01) C07C 43/00 (2006.01) C07C 303/02 (2006.01) C07C 303/42 (2006.01) C07C 309/02 (2006.01) C07C 309/03 (2006.01) C07C 309/04 (2006.01)
Patent
CA 1291161
ABSTRACT OF THE DISCLOSURE A process for the removal of water from a lower alkanesulfonic acid-water mixture by causing the mixture to run down the internal walls of two vertical evaporator columns operated in series, is disclosed herein.
553117
Comstock Perry Douglas
Keys Karen Michele
Atofina Chemicals Inc.
Borden Ladner Gervais Llp
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