Improvements introduced in the packaging elements intended to perform hydraulic closures of proportional sealing in pipes. (Machine-translation by Google Translate, not legally binding)

摘要

Improvements introduced in the packing elements destined to make hydraulic closures of proportional sealing in pipes, characterized by the use of a single elastomer flexible packing, of special composite profile, which can be applied to varied pipe diameters, being cut to the necessary length and splicing their ends. (Machine-translation by Google Translate, not legally binding)