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DE GROEF PIERRE
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DE GROEF PIERRE
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Publication of ES239611A1publicationCriticalpatent/ES239611A1/en
Structures Of Non-Positive Displacement Pumps
(AREA)
Abstract
Pneumatic pump with submersible rod, for oil or grease, characterized in that the rod of the pump is supported and guided vertically by a wall bracket so that it can be submerged in a tank and removed in a vertical movement. (Machine-translation by Google Translate, not legally binding)
ES0239611A1957-01-191958-01-17Pneumatic pump with submersible rod for oil or grease (Machine-translation by Google Translate, not legally binding)
ExpiredES239611A1
(en)