|
RU1787251C
|
|
Tubular evaporation cooling water jacket of slag-fume furnace
|
|
RU1770714C
|
|
Tuyere jacket of slag-fuming furnace
|
|
SU1732135A2
|
|
Dog-house of metallurgic furnace
|
|
RU1770421C
|
|
Method of lead refining from bismuth
|
|
SU1726544A1
|
|
Method of refining lead
|
|
SU1731748A1
|
|
Device for granulation of melted slag
|
|
SU1733887A1
|
|
Continuous melt charging device
|
|
SU1705379A1
|
|
Method of fuming of zinc and lead containing slags
|
|
SU1723673A1
|
|
Current-lead device
|
|
SU1488336A1
|
|
Method of fuming lead-zinc slags
|
|
SU1315506A1
|
|
Method for decoppering black lead
|
|
SU1122883A1
|
|
Device for watching process in hermetically sealed chamber
|
|
SU1084319A1
|
|
Batch for agglomerating sintering of lead-containing materials
|
|
SU973648A1
|
|
Furnace for refining lead
|
