同时，针对不同的产品，通过试验确定投入的分馏辅料及分馏塔板数。
In addition, the auxiliary materials for fractionation is decided for different products by test.
以新疆减压渣油中掺入不同比例的重油催化裂化油浆为原料，在超临界流体萃取分馏装置上，进行丁烷脱沥青试验。
Solvent extraction experiment has been done, in which the feedstock of xinjiang vacuum residue was mixed with RFCC slurry by the method of Supercritical Fluid extraction and Fractionation (SFEF).
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