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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Walworth Co
Original Assignee
Walworth Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Walworth CofiledCriticalWalworth Co
Priority to ES0231326ApriorityCriticalpatent/ES231326A3/es
Publication of ES231326A3publicationCriticalpatent/ES231326A3/es
Un dispositivo valvular para fluidos a elevadas presiones, que comprende un cuerpo metálico que tiene una abertura para recibir la válvula, piezas exteriores e interiores en dicha abertura que tienen partes anulares embutidas unas en otras y superficies opuestas axialmente, empaquetadura anular entre dichas superficies opuestas acoplada a la pared de dicha abertura siendo dichas piezas exteriores e interiores y empaquetadura, no giratorias en relación unas con otras y un vástago que lleva una válvula que se desliza libre y axialmente en dicha pieza interior.
ES0231326A1956-10-131956-10-13Un dispositivo valvular para fluidos a elevadas presiones
ExpiredES231326A3
(es)
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