ES229130A1 - Improvements in the devices for extraction of oil in presses (Machine-translation by Google Translate, not legally binding)
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Improvements in the devices for extraction of oil in presses (Machine-translation by Google Translate, not legally binding)
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Improvement in the devices for the extraction of oil in presses characterized by having provided a cage of an outside diameter equal to the interior of the central hole of the upper bridge of the presses constituted by a series of cylindrical rods joined together by another ring placed along the needle and provided on its outer edge with grooves in the middle to facilitate the welding of the rods, said cage or needle having its upper frustoconical end. (Machine-translation by Google Translate, not legally binding)
ES0229130A1956-06-091956-06-09Improvements in the devices for extraction of oil in presses (Machine-translation by Google Translate, not legally binding)
ExpiredES229130A1
(en)