Skid-proof shoe for use by e.g. people working under adverse weather conditions, has multiple partial portions arranged at bottom side of running sole, where layer of rock grains is fixed at running sole and cover partial portions
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Social business to business marketplace system and method
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Water Purification System
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Drive i.e. angle drive, for use in technical and medical angular handpiece, has balls partially attached in cylindrical bores at periphery of drive wheels that transmit torque between drive gear and driven gear in form-fit manner
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Device to clean circulating water
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Plant to clean water
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Device and method for cleaning closed spaces
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Electrical connection box.
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Door and window frame assemblies and their installation.
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Gardon tools
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Process and device for generating a force from a temperature difference between two media
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Method and apparatus for generating a force from the temperature difference of two heat storage media
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Sub-cooler for a heat pump
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Process for the supply and discharge of heat energy, and also heat pump device
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Method of measuring crane systems
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Heat pump device
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Movable and adjustable mounting for hedge-clippers
