Veja isto:
http://en.wikipedia.org/wiki/Russian_submarine_K-141_Kursk
K-141 Kursk was an Oscar-II class nuclear-powered cruise missile submarine of the Russian Navy, lost with all hands when it sank in the Barents Sea on August 12, 2000. Kursk, full name , which translated, means the nuclear powered submarine in Russian, was a Project 949A (Antey, Antaeus but was also known by its NATO reporting name of Oscar II). It was named after the Russian city Kursk, around which the largest tank battle in military history, the Battle of Kursk, took place in 1943. One of the first vessels completed after the fall of the Soviet Union, it was commissioned into the Russian Navy's Northern Fleet.(...) General characteristics:
Class and type: Oscar II class Submarine
Displacement: 13.400 t, 16.400 t
Length: 154.0 m
Beam: 18.2 m
Draft: 9.0 m
Propulsion: 2 nuclear reactors OK-650b, 2 steam turbines, two 7-bladed propellers
Speed: 32 knots (59 km/h) submerged, 16 knots (30 km/h) surfaced
Test depth: 300 to 1000 meters (by various estimates)
Complement: 44 officers, 68 enlisted
Armament: 24 x SS-N-19/P-700 Granit, 4 x 533 mm and 2 x 650 mm bow torpedo tubes
Notes: Home port: Vidyaevo, Russia
Tive um tio professor da Escola Náutica de Portugal, (civil) durante 30 anos capitão de um rebocador de alto mar, que explicava o que é (ou seria) retirar um navio do fundo do mar.
Neste link:
http://www.google.pt/search?q=Kursk,+submarine&hl=pt-PT&client=firefox-a&hs=LOo&rls=org.mozilla:pt-PT:official&prmd=vi&source=univ&tbs=vid:1&tbo=u&ei=rXHDTKi8O4bK4gbu5q25Aw&sa=X&oi=video_result_group&ct=title&resnum=3&ved=0CD0QqwQwAg
encontram-se várias imagens sobre o Kursk.
Duvido muito do que lhe contaram, RatusNatus - sem qualquer ofensa. De qualquer forma, Muito Obrigado!