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Underground structure with natural heat-exchange ventilation
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RU2566531C1
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Method of delivery of explosive devices by plant of horizontal directional drilling
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Method of positioning of underwater equipment with reference to carrier vessel
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Method of protective sleeves installation in horizontal hole under water or other barriers
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Method of hydraulic tests of pipelines using horizontal directional drilling unit
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Method of delivery of explosive devices using horizontally directed drilling unit
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Construction of monitoring geoecological well for air sampling
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System for monitoring stress-strain state of main pipelines
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Interactive monitoring system of technical state of main pipeline in sections of elevated passages
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System of diagnostics of main pipeline at above-ground crossing sections
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Device to measure speed and direction of soil motion relative to underground pipeline
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Axial inductor electric machine with electromagnet excitation
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Landslide protection structure
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RU2524225C2
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Landslide protection work
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Landslide protection structure
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Wind-driven plant with forced vacuum of exhaust space
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Device to fix slope soil
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Landslide protection structure
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Landslide protection structure
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Portable device for sampling of natural gas
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