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1. (WO2015120275) IN-LINE CONTROL VALVE

Pub. No.:    WO/2015/120275    International Application No.:    PCT/US2015/014823
Publication Date: Fri Aug 14 01:59:59 CEST 2015 International Filing Date: Sat Feb 07 00:59:59 CET 2015
IPC: F16K 31/122
Applicants: CAMERON INTERNATIONAL CORPORATION
Inventors: MCHUGH, Edmund
Title: IN-LINE CONTROL VALVE
Abstract:
Various control valves are provided. In one embodiment, a valve (38) includes a hollow body (40) with an inlet (74) and an outlet (76) along a common axis (72) of the hollow body. A trim (44) is disposed inside the hollow body along the common axis and includes a conduit (46) and a sleeve (48) disposed about the conduit to selectively cover fluid ports (92) in the conduit. Further, the valve includes a pressure-balanced stem (52) connected to the sleeve to enable the sleeve to be moved along the conduit via the stem. Additional systems, devices, and methods are also disclosed.