Patents Assigned to Plastrulon Processors Limited
  • Ball valve with a single piece ball-stem and an integrated actuator mounting flange
    Patent number: 7080822
    Abstract: A two piece side split ball valve with internal corrosion resistant plastic lining (4, 5), with an integral actuator mounting flange (30) for easier, cheaper & direct mounting of any standard actuator, with a single piece ball-stem (3, 7) for accurate control of the rotation & positioning of the ball (3), with energized seat rings (8, 9) for bubble tight shut-off and with means (14, 15) to prevent cold flow of lining sealing faces (16, 17) of the two body halves (1, 2) having metal to metal contact.
    Type: Grant
    Filed: February 22, 2002
    Date of Patent: July 25, 2006
    Assignee: Plastrulon Processors Limited
    Inventor: Manish Tulaskar