Study on time/pressure test equipment;

A equipment for rapid detecting human nuclide aerosol concentration in high radon;

Improvement and status of active carbon fiber basket equipment for solvent recovery;

To advance the industrialization of the apparatus of dispose of sewage of cities and towns;

Efficiency of Self-made Apparatus for Cleaning Medical Pipeline;

Corrosion analysis and anticorrosion measures for catalytic reforming and diesel hydrogenated units;

Start-up summary and running analysis of 1.2 Mt/a diesel hydrofining unit of Lanzhou Petrochemical Company;

The development and application of heating unit of electric machinery;

The improvement of the device on synthesizing iodoform by electrochemistry method and the exploring of reaction conditions;

New technology and devices of particle composite;

Improvement of the safeguard device for the control system of electric gateway;

Study on the ways to increase the recovery rate in acrylonitrile plant;

Discussion of capacity expansion of 150 t/d PET staple fiber plant;

Low-pressure acetylene plant supplied with new purification technique;