SU1751621A1
|
|
Aerodynamic heater rotor
|
RU1776917C
|
|
Radiating burner
|
SU1637840A1
|
|
Filter for gas and air cleaning
|
SU1674920A1
|
|
Device for cleaning gases and air
|
SU1510740A1
|
|
Method of controlling gully erosion
|
SU1520301A1
|
|
Flame heater
|
SU1502913A1
|
|
Recirculating heater
|
SU1430691A1
|
|
Combustion heater
|
SU1474384A1
|
|
Chimney
|
SU1476085A1
|
|
Unit block of industrial building
|
SU1413218A1
|
|
Erection scaffold
|
SU1411224A1
|
|
Method of investigating the wells of underground gas storages
|
SU1314033A1
|
|
Method of measuring pressure at hole bottom
|
SU1296778A1
|
|
Method for securing pipeline at design mark in frozen soil
|
SU1211561A1
|
|
Combustion heater
|
SU1326592A1
|
|
Reactor for pyrolysis of gaseous hydrocarbon raw material and producing thermal commercial carbon
|
SU1214725A1
|
|
Tube furnace
|
SU1214724A1
|
|
Tube furnace
|
SU1073586A1
|
|
Flange for connecting pressure gauge and pipe-line joint
|
SU1048333A1
|
|
Device for introducing thermometer into gas flow
|