|
RU1798652C
|
|
Sample for tension testing of materials
|
|
SU1749358A1
|
|
Hydraulic structure with porous design
|
|
SU1756643A2
|
|
Pump station for closed-type irrigation system
|
|
SU1730345A1
|
|
Method for construction of earth dam of water-power plant at its putting into operation by stages
|
|
SU1717700A1
|
|
Water-conveyance structure on subsidence grounds
|
|
SU1741230A1
|
|
Method of drying of insulation of windings of electric machines
|
|
SU1738914A1
|
|
Device for testing rock physical and mechanical properties in pit walls
|
|
SU1744184A1
|
|
Damper of flow energy in high flow-rate open canals
|
|
SU1748000A1
|
|
Hydraulic press-pump for field mechanical testing of materials
|
|
RU1778613C
|
|
Device for testing specimens for tension by splitting
|
|
SU1708984A1
|
|
Pipe regulator for irrigating channels
|
|
SU1747603A1
|
|
Waterproofing and heat insulation of hothouse
|
|
SU1751432A1
|
|
Impeller pump
|
|
SU1714213A1
|
|
Vane pump
|
|
SU1733432A1
|
|
Method for processing organic wastes into fertilizer and biogas
|
|
SU1695847A1
|
|
Manual mower
|
|
SU1712665A1
|
|
Pumping plant with axial-flow priming pump
|
|
SU1686068A1
|
|
Arrangement for examining physical and mechanical properties of ground in walls of working pit
|
|
SU1703793A1
|
|
Outlet
|
|
SU1658918A1
|
|
Irrigation system
|
