Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Walworth Co
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Walworth Co
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Publication date
Application filed by Walworth CofiledCriticalWalworth Co
Priority to ES0231326ApriorityCriticalpatent/ES231326A3/en
Publication of ES231326A3publicationCriticalpatent/ES231326A3/en
A valve device for fluids at high pressures, comprising a metal body having an opening for receiving the valve, external and internal parts in said opening having annular parts embedded in each other and axially opposed surfaces, annular packing between said opposite surfaces coupled to the wall of said opening said outer and inner pieces and packing being, not rotatable in relation to each other and a shank carrying a valve that slides freely and axially in said inner part. (Machine-translation by Google Translate, not legally binding)
ES0231326A1956-10-131956-10-13A valvular device for high-pressure fluids (Machine-translation by Google Translate, not legally binding)
ExpiredES231326A3
(en)
Method of forming the sealing member of valves comprising a body member, a valve closure member and a sealing member interposed between the two valve members
Improvements in the surface joints to ensure the hermeticity between a tree and its accommodation (Machine-translation by Google Translate, not legally binding)