摘要 |
<p>A high pressure three-way control valve comprises a valve body defining first, second, and third ports disposed in selective fluid communication with each other via a control element. The control element is movable between a first seated position and a second seated position to selectively control the direction of fluid between the first and second port, or alternatively, between the first and third port. So configured, the control valve serves a function that conventionally requires two valves plumbed together.</p> |