SU1788136A1
|
|
Water intake device
|
SU1740344A1
|
|
Method of obtaining ash microspheres
|
SU1599623A1
|
|
Method of waste-free hydraulic ash withdrawal
|
SU1534249A1
|
|
Coal-dust burner
|
SU1565944A1
|
|
Method of consolidating expansion joint of ferroconcrete facing of ground hydrotechnical construction
|
SU1588834A1
|
|
Method of constructing earth-fill structure
|
SU1686092A1
|
|
Method for making prestressed i-section structural member
|
SU1346740A1
|
|
Ceiling withstanding the impact of falling body
|
SU1399586A1
|
|
System for piping explosiion-fire-hazardous gases
|
SU1368564A1
|
|
Method of starting group of universal pressure boilers
|
SU1116289A1
|
|
Arrangement for increasing active surface of cooling water reservoir
|