Patents Represented by Attorney Thoms R. Weaver

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  • Oil seal and unitized seal carrier for reciprocating shaft
    Patent number: 4478423
    Abstract: An improved T-ring wiper seal and seal carrier assembly for use in the fluid end of a reciprocating pump.
    Type: Grant
    Filed: April 18, 1984
    Date of Patent: October 23, 1984
    Assignee: Halliburton Company
    Inventors: Timothy A. Hjelsand, Paul A. Moore