The hydrogenation section of the existed molecular-sieve dewa xi ng unit in Jingmen Petrochemical Company was technically transformed by applying two-stage mid-pressure hydrofining technology developed by Fushun Research In stitute of Petroleum and Petrochemical for producing special solvent oils with l ow aromatics content.

Comparison on the dissolution characteristics among new solvents of cellulose;

Based on the model of quantitatively calculating the dissolution thickness of the base metal in liquid brazing filler metals, the dissolution characteristics of stainless steel base metal(1Cr18Ni9Ti) in the liquid Nickel-based (Ni82Cr7.

Study on extracting characteristics of mineral elements in Laoshan green tea;

Study on the Extracting Characteristics and Peimary Speciation of Trace Elements in Bupleurum Chineses by FAAS;

Study on extracting characteristics of trace element in Lonicera japonica tea by FAAS;

The influences of pH on the functional properties, such as water solubility,foaming power and emulsifying capacity were mainly investigated.

The characteristics of the solubility of stigmasterol and b-sitosterol in a solvent of cyclohexanone or n-pentanol at different temperatures and the phase diagram of stigmasterol /b-sitosterol / cyclohexanone (or n-pentanol) under room temperature were determined.