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Priority to ES0030497UpriorityCriticalpatent/ES30497Y/en
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Publication of ES30497YpublicationCriticalpatent/ES30497Y/en
Apparatus for the concentration of minerals, characterized by a channel with regulating partitions, and its bottom consisting of grooves, whose sections are pointed isosceles triangles, provided in its upper third with grooves or series of holes for water entry, with an inclination deduced from the advance requirements (horizontal component) of the densities of the materials to be sedimented (vertical component), and provided with exit record in the funds. (Machine-translation by Google Translate, not legally binding)
ES0030497U1952-03-271952-03-27
Apparatus for the concentration of minerals
ExpiredES30497Y
(en)
A method for controlling sex in the descendence of mammals, and apparatus for the realization of this method. (Machine-translation by Google Translate, not legally binding)
New automatic machine to plan and, eventually, mold the wood by one or several faces at the same time (Machine-translation by Google Translate, not legally binding)
Transport procedure of hydraulic of a granulose matter or in pieces, especially of huila schlamms and device of implementation said procedure (Machine-translation by Google Translate, not legally binding)