Device for injecting and mixing a reactive fluid in high pressure LDPE processes

    公开(公告)号:US11130110B2

    公开(公告)日:2021-09-28

    申请号:US16475245

    申请日:2018-01-04

    Abstract: The invention relates to a device (100) for injecting and mixing a reactive fluid in a flow of a process fluid for the preparation of polyolefins, comprising: •an annular part (101) having an outer wall and an inner wall (102), wherein the annular part (101) is arranged for having a flow of the process fluid in a transport direction (F); •a support structure (103) connected to the inner wall (102) of the annular part (101); •an injector part (104) mounted on the support structure (103), wherein the injector part (104) is cylindrically shaped and wherein the cylindrical axis A-A′ of the injector part is parallel with a central axis of the annular part and is in the central part of the annular part (101); wherein the injector part (104) comprises a nozzle (105) for injecting the reactive fluid, disposed at a downstream side of the injector part relative to the transport direction (F); •a supply channel (106) extending from the outer wall of the annular part (101) through the support structure (103) to the nozzle (105) of the injector part (104), and wherein the annular part (101), the support structure (103) and the injector part (104) are made from a single piece of metal.

    DEVICE FOR INJECTING AND MIXING A REACTIVE FLUID IN HIGH PRESSURE LDPE PROCESSES

    公开(公告)号:US20190336929A1

    公开(公告)日:2019-11-07

    申请号:US16475245

    申请日:2018-01-04

    Abstract: The invention relates to a device (100) for injecting and mixing a reactive fluid in a flow of a process fluid for the preparation of polyolefins, comprising: an annular part (101) having an outer wall and an inner wall (102), wherein the annular part (101) is arranged for having a flow of the process fluid in a transport direction (F); a support structure (103) connected to the inner wall (102) of the annular part (101); an injector part (104) mounted on the support structure (103), wherein the injector part (104) is cylindrically shaped and wherein the cylindrical axis A-A′ of the injector part is parallel with a central axis of the annular part and is in the central part of the annular part (101); wherein the injector part (104) comprises a nozzle (105) for injecting the reactive fluid, disposed at a downstream side of the injector part relative to the transport direction (F); a supply channel (106) extending from the outer wall of the annular part (101) through the support structure (103) to the nozzle (105) of the injector part (104), and wherein the annular part (101), the support structure (103) and the injector part (104) are made from a single piece of metal.

    Two stage gas-gas mixer
    3.
    发明授权

    公开(公告)号:US10850242B2

    公开(公告)日:2020-12-01

    申请号:US16582129

    申请日:2019-09-25

    Abstract: A device for mixing two gas streams, the device includes: an inner pipe, wherein: the inner pipe is arranged substantially concentrically within an outer pipe and forms an annulus between an outer diameter of the inner pipe and an inner diameter of the outside pipe; the inner pipe is closed at a downstream end; and the inner pipe comprises a plurality of perforations; and the outer pipe, wherein: a downstream end of the outer pipe extends into a reactor; the outer pipe is closed at the downstream end; and the downstream end of the outer pipe comprises a plurality of perforations. The mixed gas stream can enter the reactor. The reactor can be an Oxidative Coupling of Methane (OCM) reactor.

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