Chromatographic separation method
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United States of America Patent
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Jun 12, 2007
Grant Date -
Jun 2, 2005
app pub date -
Jan 11, 2005
filing date -
May 9, 2001
priority date (Note) -
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Abstract
A method for fractionating a solution into two or more fractions. More particularly the invention relates to a method for fractionating a solution by a chromatographic simulated moving bed (SMB) process in which the dissolved substances present in the feedstock are separated in the partial packed beds, and the formed separation profile is circulated more than once or less than once through the chromatographic separation loop during one cycle.
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