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Priority to ES397482ApriorityCriticalpatent/ES397482A2/en
Publication of ES397482A2publicationCriticalpatent/ES397482A2/en
Improvements introduced in the patent of invention no. 337,627, relating to improvements in the helical conveyors, characterized in that the front end of the auger housed inside the tube for the displacement of the aggregates, is protruding and is mounted to a guide bearing fixed to a profile solidary of the said tube, resulting in the front part of the bearing, a tip projecting from the axis of the endless, provided with a half turn of the propeller, as a feeder of the product to the endless itself, the latter being perfectly centered and guided by the interior of the tube, by means of the coupled bearing. (Machine-translation by Google Translate, not legally binding)
ES397482A1971-11-301971-11-30Improvements in helical conveyors. (Machine-translation by Google Translate, not legally binding)
ExpiredES397482A2
(en)
A preparation procedure of 5-imino-1-metilcarbamoil3 - (5-nitro-2-furil) -delta-2-1,2,4-triazoline. (Machine-translation by Google Translate, not legally binding)