| 摘要 |
Abrasive slurry handling valves in which the movable valving member includes an upper jaw, a lower jaw, and a resilient sealing ring clamped between the upper jaw and the lower jaw. The upper jaw includes a toroidal resilient sealing ring clamping portion, a valve stem portion, and an aligning member for aligning the jaws; and the lower jaw includes a toroidal resilient sealing ring clamping portion, a passage for receiving the aligning member, and a set of valving member guiding legs.
|
