Separation method of boilers in from a mixture consisting of high boilers and medium boilers and low boilers

摘要

(57) [Abstract] The present invention relates to a method for separating a fraction low boilers from a mixture of high boilers and medium boilers and low boilers and containing the medium boilers this case It is treated with vapor of low boilers in the bottom portion of the tower, and thus the medium boilers, can be obtained at a temperature level of low boilers content and is increased in the vapor of the low boilers mixture .