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Priority to ES0005359UpriorityCriticalpatent/ES5359Y/en
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Publication of ES5359YpublicationCriticalpatent/ES5359Y/en
An iron plate resistant to refractory material, which can be round, square in shape and of the dimensions that suit each case, characterized by having the spiral of resistance inside it so that it is invisible both in its travel through the plate refractory, as in the bends that it describes when passing from one conduit to another, for which purpose the plate is perforated with passages through its thickness and suitable recesses are made in the inlet and outlet orifices of such conduits for the part of the services . (Machine-translation by Google Translate, not legally binding)
ES0005359U1939-06-201939-06-20
Improved flange for rubber tubes
ExpiredES5359Y
(en)