Rubin Central Design Bureau for Marine Engineering, abbreviated as TsKB "Rubin" , located in Saint Petersburg, is the largest of Russia's three main centers of submarine design, the other two being Malakhit Marine Engineering Bureau and Lazurit Central Design Bureau. Rubin has designed more than two-thirds of the nuclear submarines in the Russian Navy. The three design centers are named after minerals: ruby, malachite and lazurite.
History
Early history
On 4 January 1901 the Marine Ministry of Russia assigned the task of designing a combat submarine for the Russian Navy to three officers: Lieutenant M.N. Beklemishev, Lieutenant I.S. Goryunov and naval architect Senior Assistant I.G. Bubnov, an employee at the Ministry's Baltic Shipyard where the construction of the vessel was planned to take place. The men submitted their design to the Marine Ministry on 3 May 1901; it was approved the following July, and the Baltic Shipyard was then awarded the order for construction of Torpedo Boat No. 113 (later renamed combat submarine