Gate value for air lock

Details Gate value for air lock Gate value for air lock

E - Fixed Constructions

21

B

251/44, 166/47

E21B 34/02 (2006.01) E21B 33/068 (2006.01) F16K 39/04 (2006.01) F16K 39/06 (2006.01)

Patent

CA 1304064

ABREGE L'invention concerne une vanne de sas. La vanne de sas de l'invention comporte reliant son passage d'entrée et son passage de sortie un circuit de dérivation de faible section comportant au moins un clapet dont l'ouverture et la fermeture peuvent être commandées à volonté. Cette vanne de sas s'applique en particulier au domaine de l'exploitation de puits de gisements ou de stockage de gaz ou autres fluides sous pression.

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