>Fototapety na wymiar>Ust'-Kamenogorsk, Kazakhstan - May 31 2012: Copper metallurgy factory workshop. Melting of copper with Pierce-Smith converter. Metallurgical bucket with liquid metal.
Fototapeta na wymiar - Ust'-Kamenogorsk, Kazakhstan - May 31 2012: Copper metallurgy factory workshop. Melting of copper with Pierce-Smith converter. Metallurgical bucket with liquid metal..