Methods for Reducing Fouling in Tar Upgrading Processes

    公开(公告)号:US20240384181A1

    公开(公告)日:2024-11-21

    申请号:US18690673

    申请日:2022-10-03

    Abstract: The present disclosure generally relates to methods for reducing fouling in tar upgrading processes and to apparatus for carrying out such processes. In some embodiments, a method is provided that includes providing a first tar stream, combining the first tar stream with a utility fluid to form a first process stream having a viscosity lower than that of the first tar stream, and heating the first process stream in a pre-heater under liquid phase conditions without feeding molecular hydrogen gas into the pre-heater to form a second process stream exiting the pre-heater.

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