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View Diary: All of the Above includes petroleum coke (23 comments)

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  •  When you break long-chain hydrocarbons (1+ / 0-)
    Recommended by:

    into shorter chains, which is a large part of what refineries do, you either have to add hydrogen at the ends of the broken chains, or remove carbon so that the hydrogen already present is sufficient for the remaining chains. The petcoke is mostly removed carbon, plus whatever impurities were in the original crude.

    For example,


    Both sides have 20 carbon atoms and 44 hydrogen atoms. The same is true for


    Ceterem censeo, gerrymandra delenda est

    by Mokurai on Wed May 22, 2013 at 06:34:57 PM PDT

    [ Parent ]

    •  so if a refinery (0+ / 0-)

      has a hydrocracker and a hydrotreator it can add in hydrogen, recover higher quality fuel, and produce less coke?

      Orly, it isn't evidence just because you downloaded it from the internet.

      by 6412093 on Wed May 22, 2013 at 08:50:41 PM PDT

      [ Parent ]

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