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Individual
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Individual
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Priority to ES228890ApriorityCriticalpatent/ES228890A1/en
Publication of ES228890A1publicationCriticalpatent/ES228890A1/en
Improvements in the construction of heating boilers, characterized in that the container in which the water is heated is placed immediately below a plate usable for culinary lines, surrounding the heat source, and is attached to the return pipe, of the heating installations and hot water, which descends to the ground and has, in that route, a heating by the same or different means than the mentioned heat source, sufficient to ensure the circulation of water. (Machine-translation by Google Translate, not legally binding)
ES228890A1956-05-301956-05-30Improvements in the construction of heating cladera (Machine-translation by Google Translate, not legally binding)
ExpiredES228890A1
(en)