“... properties in calcined bones, mainly for later use as bone meal and compost temperatures....”
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“... collector-evaporator, with an area of 0.02 m2, component of a solar assisted heat pump, based on different...”
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“..., the components of this pump are: a 1/6 hp compressor, an electronic expansion valve, a copper condenser, and a...”
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“... direct expansion solar assisted heat pump, its main components are: a bare flat plate evaporator...”
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