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PL417938A1
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Method for heating the walls of buildings
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PL415934A1
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Method for reducing heat loss through windows
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PL415066A1
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Method for heating rooms with a solar radiation
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PL410268A1
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Air thermal energy storage container
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PL410135A1
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Air heating solar collector
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PL407427A1
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Solar collector
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PL406125A1
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Method for increasing revolutions obtained on water wheel of the floating power plant
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PL405756A1
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Method for obtaining kinetic energy from rivers without the need to dam them up
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PL405308A1
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Recovery of heat from earth
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PL405085A1
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Method for obtaining energy from rivers and streams
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PL404342A1
|
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Method for recovering heat from the water discharged from residential buildings and manufacturing plants
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PL404343A1
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Heat recovery of air contained in sewage channels
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PL402621A1
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Device for measuring the partial pressure of ammonia (NH3) and its registration in the gas nitriding process
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PL393792A1
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Method to reduce energy taken over by firearms, a leaving bullet is being shot from
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PL393791A1
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Method to increase power in the floating power stations
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PL388702A1
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Method for reducing electricity consumption in the processes of gas nitriding
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PL387560A1
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Water pump
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PL386729A1
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The compartments heating and cooling system
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PL385442A1
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Method of acquiring energy from rivers and streams
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PL384346A3
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Water plant
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