National Sci-tech Presentation in Field of Cement Industry Held in DPRK

 Pyongyang, July 31 (KCNA) -- A national sci-tech presentation in the field of cement industry was held at the Grand People's Study House from July 28 to 30 under the sponsorship of the Korean Building-Materials Association of the Central Committee of the General Federation of Science and Technology of Korea.
Attending the presentation were officials, teachers and researchers of different units including the State Academy of Sciences, the Sangwon Cement Complex and Pyongyang University of Architecture.
Presented there were more than 80 valuable papers.
Proposals including the one for establishing the modern grinding process by a roller mill drew the visitors' attention for their great practical significance.
During the presentation there was a sci-tech lecture on the technology for producing cement with compound additives.
Certificates were awarded to the participants. -0-