METHOD AND SYSTEM FOR OXIDIZING CUMENE AND HYDROCARBONS

    公开(公告)号:US20230072344A1

    公开(公告)日:2023-03-09

    申请号:US17795723

    申请日:2021-03-02

    Abstract: A method for oxidizing a hydrocarbon includes feeding an oxidant to a top portion of a reactor; reacting the hydrocarbon with the oxidant in the reactor to obtain a reaction product stream, the reaction product stream exiting a reactor outlet at a bottom portion of the reactor; and recycling a portion of the reaction product stream to the top portion of the reactor; and introducing the oxidant into an oxidation liquid comprising the portion of the reaction product stream recycled to the top portion of the reactor to form a reaction media stream entering a reactor inlet at the top portion of the reactor. A pressure of the reactor outlet exceeds a pressure of the reactor inlet by at least 5%. The reaction media stream moves vertically downwards in the reactor.

    OPTICAL ANALYSIS AND SAMPLING SYSTEMS
    8.
    发明申请

    公开(公告)号:US20200232912A1

    公开(公告)日:2020-07-23

    申请号:US16838220

    申请日:2020-04-02

    Abstract: A sampling system for an optical cell containing a process fluid comprises a first bi-directional pump in fluid communication with a sampling path and a second bi-directional pump in fluid communication with the first bi-directional pump and a storage vessel. The first bi-directional pump is configured to withdraw a first sample of the process fluid and to cause the first sample to flow towards the first bi-directional pump. The second bi-directional pump is configured to withdraw a second sample from the storage vessel and to cause the second sample to move toward and mix with the first sample. A first rate of withdraw of the first sample is greater than a second rate of movement of the second sample toward the first sample, and the difference between the first rate and the second rate correspond to a pre-determined ratio of the first sample mixed with the second sample.

    Optical analysis and sampling systems

    公开(公告)号:US10648906B2

    公开(公告)日:2020-05-12

    申请号:US15524305

    申请日:2015-11-23

    Abstract: In an embodiment, an optical system comprises an optical cell having an interior fluid chamber defined by an interior surface of a housing, a process inlet disposed in the housing and in fluid communication with the interior fluid chamber, and a process outlet disposed in the housing and in fluid communication with the interior fluid chamber, wherein the process inlet and process outlet facilitate the flow of a fluid through the interior fluid chamber. A sampling outlet can be disposed in the housing and in fluid communication with the interior fluid chamber. A first bi-directional pump can be in fluid communication with the sampling outlet and a first storage vessel and can be configured to withdraw a first sample of the fluid via the sampling outlet and to cause the first sample to flow into the first storage vessel.

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