Pretraživanje
Prikaz rezultata 1-2 od 2
Expressing the reliability of the process technologies components / Izražavanje pouzdanosti opreme u procesnim tehnologijama
(Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd, 2004)
Every process defined within a specific technology necessitates the exploitation of equipment with a large variety in structures. Procedures in the technology define the purpose of the component, and in-service operations ...
Leaching of sphalerite from Pb-Zn-Cu-Fe sulphide concentrate by sulphuric acid in the presence of sodium nitrate / Luženje sfalerita iz Pb-Zn-Cu-Fe sulfidnog koncentrata sumpornom kiselinom u prisustvu natrijum-nitrata
(Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd, 2004)
During floatation of polimetalic ores, in addition to selective concentrates there is a collective sulphide concentrate due to the presence of small mineral types and their complex inter-relations. The existing metallurgies ...