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  1. alexst

    DOT portable vessels on sea ships

    Thanks, GenB. Could you point me to the right direction- codes or organizations which are in charge of this? Thanks
  2. alexst

    DOT portable vessels on sea ships

    Hi, I'd like to ask about portable DOT cryogenic vessel being installed on the sea ships- are there any particular regulations which applied to design and operation? What part of DOT, beside the 176.76, is relevant to the installation on sea ship? And also- portable vessel installed permanently...
  3. alexst

    vessel inside the vessel

    Thank you gr2vessels. Out typical vessels are jacketed (insulated), but outer jackets are not treated as ASME (probably because the atmospheric, less than 15psi, external pressure). In this case small vessel built inside of the INNER vessel (for ullage) and of course should withstand much...
  4. alexst

    vessel inside the vessel

    Hello, Could somebody clarify using the ASME sec.VIII, should the small vessel with atmospheric pressure placed inside larger ASME vessel with internal pressure be treated (design wise) as the ASME vessel as well? For the cryogenic guys- I am talking about ullage vessel. Thank you all

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