The teaching improvement of steam distillation;

The improvement on the experiment apparatus of steam distillation;

Comparison of chemical constituents for volatile oil from fresh Kaempferia galanga L.by Soxhelt method and steam distillation

A study on chemical constituents for the essential oil of Aristolochia debilis Sieb. et Zucc. by supercritical fluid extraction and steam distillation;

Study on steam distillation law draw of characteristic component—Kaempferia galanga L.oil;

Study on extracting oil condition of Xinyi by steam distillation and its application in tobacco flavoring;

The essential oil was obtained from the fresh coriander roots by the method of hydrodistillation extraction whose yield was 0.

The samples of this article gained by hydrodistillation and solvent extraction were analysised by GC/MS.

The volatile components from ease pill were extracted by hydrodistillation method and analyzed by gas chromatography-mass spectrometry(GC-MS) using n-octadecane as internal standard substance.

Study on the extract technology of bergamot essential oil by water vapor distillation

By the method of water vapor distillation and extraction of refined vegetable oil, the garlic essential oil was prepared.

Experimental result showed that ameliorated water vapor distillation could not only cut down the consumption of energy,but also improve the.

Volatile oil was extracted from Cinnamomum wilsonii leaves by supercritical CO2 fluid extraction(SFE-CO2) and steam distillation(SD).

Chang by supercritical carbon dioxide(SFE-CO2)and steam distillation(SD).

The thesis studied on the extraction of effective components of star anise by water distilling extraction,organic solvent extraction and simultaneous distillation and solvent extraction(SDE).