There was the 16th national inventions exhibition at the Sci-Tech Complex between August 3 and 13.

More than 1 000 inventions were exhibited in actual objects, models and diagrams made by scientists, technicians, officials and workers across the country in their efforts to modernize their factories and enterprises and reenergize their production.

The exhibition changed its name from the national exhibition of inventions and new technologies into national inventions exhibition in the 16th round, drawing only winners of patents.

The theme of the recent exhibition was “Domestic production of raw and other materials and equipment”. Presented to the show were lots of new innovations and products which obtained patents for putting economic sectors, such as metallurgical, electric power, fishing, coal mining and light industries, agriculture, forestry and construction, on a Juche, modern and IT basis.

Many proposals attracted particular interest of the participants, including the production of tungsten-free high speed steel, the production of ferrosilicon from silica, the establishment of a national integrated power control system based on a city and county power control centre, the method of concrete placing for large iron well foundations on the sea, the agent for recovering crops from damage, sea water purifying device based on electric desalinization, Undaria pinnatifida production method in shallow areas of the East Sea of Korea using fast-grown seedlings and the method of adaptation of tropical goldfish to sea water.

Especially, the tungsten-free high speed steel production technology, which relies on local raw materials and technology 100 percent, was highly appreciated for its great significance in making metallurgical industry Juche-oriented.

Among the participants there were young children and a 70-year-old.

Various computer programs including a mathematics game program presented by 17 students of the Hamhung Schoolchildren’s Hall of South Hamgyong Province, ranging from 7-year-old first-year primary school pupils to junior and senior middle school students, electronic board for multifunctional classroom and a liquor presented by 70-year-old woman Kang Ok Sun living in Sinuiju, North Phyongan Province, which is seven times higher in antioxidation effect than vitamin C, left deep impression on the visitors for their novel ideas and high effectiveness.

During the exhibition, there were lectures and technical presentations on the themes of “On the patent” and “Methane gas fermentation tank” to raise public awareness of the distribution of intellectual property products and intellectual property rights. Data service was also provided on valuable patents.

Contracts, agreements and plans were made for the distribution of intellectual property products during the exhibition.

Prizes were awarded to excellent units at the award ceremony and WIPO inventor medals and diplomas were conveyed to researchers of Kim Il Sung University.

By Jong Hwa Sun PT

URL:http://www.pyongyangtimes.com.kp/?bbs=27351