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| Application No. | Application Title | Issue Date |
| 20120080631 | BOTTOM ENTRY PLASTIC BALL VALVE A bottom entry plastic ball valve comprises a valve stem cap (1), a valve stem (2), a valve stem sealing ring (3), a valve stem end surface sealing ring (4), a valve ball sealing ring (5), a supporting ring (6) for the valve bal... | 04/05/2012 |
| 20120080632 | TOP ENTRY PLASTIC BALL VALVE A top entry plastic ball valve comprises a valve stem cap (1), a valve stem (2), a valve stem sealing ring (3), a valve ball sealing ring (5), a supporting ring (6) for the valve ball sealing ring, a valve ball (7), a connecting... | 04/05/2012 |
| 20110260090 | BALL VALVE WITH SINGLE ACCESS PORT A ball valve with single access port includes a ball valve body; a ball disposed inside the ball valve body, the ball having an open inside portion creating a primary passage, an operating position of the ball determining the flow of fluid and pressurized cleaning agent... | 10/27/2011 |
| 20110017931 | BALL VALVE The present invention provides a ball valve, comprising a valve base, a ball element, a valve shaft and a locking element. The valve base has a containing space opening inside for containing the ball element, and having a lining layer on its inner wall. The locking elem... | 01/27/2011 |
