摘要:
Method for controlling the process of separating mixtures containing several substances having close boiling points and with a known concentration, in a distillation column, wherein the concentration of at least one component is measured at a midpoint of the column, and said measurement, together with other parameters, is used to control the process.
摘要:
Spectroscopic determination of concentration in a rectification column The present invention relates to a method for determining the concentration in a rectification column by means of IR spectroscopy, wherein the sample is taken under hydrostatic control.
摘要:
The present invention relates to a method for determining the concentration in a rectification column by means of IR spectroscopy, wherein the sample is taken under hydrostatic control.