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5988118 |
Water supplying method for a boiler
A method for supplementing fresh water into a boiler, which can effectively exhaust air from a pipeline circuit connected with the boiler, is disclosed. The method includes the steps of: a)...
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5537955 |
Hot water heater
A hot water heater including a housing, a plurality of heat exchanging devices connected in series and disposed inside the housing at different elevations, a heat source disposed inside the housing...
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5471956 |
Heat-insulating structure for combustion equipment
Discloses a heat-insulating structure for combustion equipment of such a type that a burner element of combustion equipment is insertedly disposed at an installation opening of thermal equipment...
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5356487 |
Thermally amplified and stimulated emission radiator fiber matrix burner
A combustion device for producing predetermined radiation spectral output and heat for a variety of applications including lighting, cooking, heating water, electric power generation, and providing...
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5253703 |
Waste heat exchanger
A heat exchanger adapted to handle dusty hot waste gases including a vertically oriented shell through which the waste gases flow longitudinally downward. The shell contains a tube assembly of...
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0004772 |
Title is not available
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