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  1. bspasov

    Refinery Alkylation Unit - Metallurgy Upgrade

    From the first start-up of olefin alkylation plant, we are faced with very frequent plugging and bursting of fresh H2SO4 dozing lines, which causes severe process upsets. In such circumstances, fresh acid is routed to the contactor vessel through "fresh acid fill" piping (which normally serves...

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