National sci-tech presentation in field of cement industry held
The presentation on the theme of "Increased Cement Production and Quality Improvement" was aimed at actively sharing and generalizing the scientific and technical successes made in the course of research for qualitative and quantitative growth of cement which takes a major share in the country's demand for building materials.
It was attended by officials, teachers and researchers of different units including the State Academy of Sciences, the Sangwon Cement Complex and the Pyongyang University of Architecture. More than 80 valuable papers were submitted.
During the presentation, a sci-tech lecture was given on the cement production technology by use of composite additives.
Certificates were awarded to the participants at the presentation.