3.6 Function of nonreturn devices
Clasification Society 2024 - Version 9.40
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3.6 Function of nonreturn devices

  3.6.1 The deck water seal and mechanical nonreturn valve together form the means of automatically preventing the backflow of cargo gases from the cargo tanks to the machinery space or other safe area in which the inert gas plant is located.

Parent topic: 3 Function and Design Considerations
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