One of the essential elements of the furnace chimney. With its help output products of combustion. Such an element can be of different types. Now widespread sandwich chimneys, which are made of stainless steel.
One of the essential elements of the furnace chimney. With its help output products of combustion. Such an element can be of different types. Now widespread sandwich chimneys, which are made of stainless steel.
In 1946, after about a year after relocation, the design Bureau of S. A. Lavochkin in Moscow at the plant named after Sergo Ordzhonikidze in Gorky organized the design Bureau OKB-21, this time headed by S. M. Alekseev. The first half of the design office remained a branch of OKB-301 and subordinate to the S. A. Lavochkin, and in July became fully independent. This parallel work was carried out by the Lavochkin fighters and a new project of twin-engine fighter-21.
PIR-PUR sandwich panels are manufactured by group of companies “Lissant”, is the best choice for fast, economical construction of industrial, agricultural, domestic buildings, low-rise office and residential buildings of economy class.
The starting point on the way to the first combat aircraft of OKB-115 was training bomber UT-3 (air-17, No. 17) – the first car with weapons created specifically for the military.