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  1. 1
    The novel solution of ball valve with replaceable orifice. Numerical and field tests

    The novel solution of ball valve with replaceable orifice. Numerical and field tests by Romanik Grzegorz, Rogula Janusz

    Published 2019-08-01
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    Article
  2. 2
    Cooperation of the PTFE sealing ring with the steel ball of the valve subjected to durability test

    Cooperation of the PTFE sealing ring with the steel ball of the valve subjected to durability test by Romanik Grzegorz, Jaszak Przemysław, Rogula Janusz

    Published 2019-07-01
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    Article

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