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Spraying heat-and-mass exchange apparatus
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Honing head for machining blind holes
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Rotatable shaft seal
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Reduction gear
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Method for surface hardening of steel members
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Pressure pulsations damper
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Ball cock
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Oil cleaning system
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Centrifugal compressor stage
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Centrifugal turbomachine outlet device
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Drive
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Medium trap
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Turbomachine bearing-seal assembly
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Compressor plant for transporting oil gas
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Equipment for two-sided butt welding of shells
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Corrugated plate for heat exchanger and apparatus for making such plate
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Heat exchanger
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Gas supply system for transport vehicles
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Articulated coupling
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Absorption apparatus
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