Design of and experience in operating technological preparative installations

Gas chromatography

“…In the period of transfer of the fraction of target components to the second column this additional stream of carrier gas is transferred to the inlet of the first column. Examples of GC under industrial conditions were cited by Sakodynskii et al (3BB). Thiophene, indole, and xylene were separated on columns 1.2 m in diameter with annual capacities of 1000 tons.…”