Method of reducing corrosion and corrosion byproduct deposition in a crude unit

    公开(公告)号:US11326113B2

    公开(公告)日:2022-05-10

    申请号:US16435955

    申请日:2019-06-10

    Abstract: A method of optimizing system parameters in a crude unit to reduce corrosion and corrosion byproduct deposition in the crude unit is disclosed and claimed. The method includes measuring or predicting properties associated with the system parameters and using an automated controller to analyze the properties to cause adjustments in the chemical program to optimize the system parameters. Adjusting the system parameters effectively controls corrosion in the crude unit by reducing the corrosiveness of a fluid in the process stream and/or by protecting the system from a potentially corrosive substance. System parameter sensing probes are arranged at one or more locations in the process stream to allow accurate monitoring of the system parameters in the crude unit.

    CALCITE SCALE CONTROL AGENT FOR GEOTHERMAL WELLS

    公开(公告)号:US20220127514A1

    公开(公告)日:2022-04-28

    申请号:US17506905

    申请日:2021-10-21

    Abstract: The disclosure relates to improved methods for inhibiting the formation and deposition of calcite scale in aqueous systems. In particular, the methods include injecting a composition into an aqueous system or wellbore. The composition includes a calcite scale inhibitor. The calcite scale inhibitor may be a copolymer of acrylic acid or methacrylic acid and an anionic monomer.

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