Apparatus for Switching off and Deviating A Circulating Liquid Flow without Water Hammering
AssigneeSchlumberger Technology Corporation
InventorsLuigi Peveri, Gian Marco Silva
Life of this patent
Estimating the term…
Abstract
An apparatus for switching off and deviating a circulating liquid flow without water hammering, comprising an apparatus body (10) including an inlet channel (11) which is split into two outlet channels (12, 13) in which respective flow valves (14, 15) are arranged; said apparatus body comprises moreover a discharging channel (16) coupled to said outlet channels through respective discharging valves (17, 18); said outlet channels being moreover coupled to respective pressure measuring chambers (19, 20); a balancing valve (21) communicating two middle zones (22, 23) respectively formed in the outlet channels.
Claims6
An apparatus for switching off and deviating a circulating liquid flow without water hammering, characterized in that said apparatus comprises an apparatus body including an inlet channel whith is split into two outlet channels in which respective flow valves are arranged;
- said apparatus body comprises moreover a discharging channel coupled to said outlet channels through respective discharging valves;
- said outlet channels being moreover coupled to respective pressure measuring chambers;
- a balancing valve communicating two middle zones respectively formed in the outlet channels.
Dependencies are inferred from the claim text.