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Low Flow in Pipes- posted in Ankur's blog

Coking Problem In Vdu

Started by said_elsayed, Sep 09 2012 07:10 AM

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#1 said_elsayed

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Posted 09 September 2012 - 07:10 AM

hi
i am facing problem of draw off black oil pipeline bloking as the discharge pressure of black oil pump is decreased , and the normal pressure is turned back after flushing the suction line of the pump in the reverse direction with light vacuum gas oil to vacuum distillation column
so , iam asking about what is the caus of the coke formation
and how can i determine the coke formation temperature of light vacuum gas oil and for black oil

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