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Priority to ES99005UpriorityCriticalpatent/ES99005Y/en
Publication of ES99005UpublicationCriticalpatent/ES99005U/en
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Publication of ES99005YpublicationCriticalpatent/ES99005Y/en
Device for air inlet in landfill containers, essentially characterized by comprising an annular nut cap engageable on the neck of the container, the thread of which is interrupted in certain sectors, which results in spaces between said neck and the lateral inner side of the cap, which is threaded in a very narrow spout with a very narrow outlet and provided in its lower mouth with a rim on which the cap rests and which is provided with a series of lower radial ribs that take support on it edge of the mouth of the container, where said ribs leave some slits that are in communication with the above spaces to give entry to the air inside the container. (Machine-translation by Google Translate, not legally binding)
ES99005U1963-04-061963-04-06
Device for air intake in landfill containers
ExpiredES99005Y
(en)