11

The third Plenum of the Central Administration of the Scientific and Technical Society of Ferrous Metallurgy

Year:
1965
Language:
english
File:
PDF, 155 KB
english, 1965
12

Manufacture and application of heat insulation blocks

Year:
1960
Language:
english
File:
PDF, 673 KB
english, 1960
13

Manufacture and application of heat insulation blocks

Year:
1960
Language:
english
File:
PDF, 746 KB
english, 1960