Systems and processes for producing fixed-nitrogen compounds

    公开(公告)号:US12186728B2

    公开(公告)日:2025-01-07

    申请号:US17240768

    申请日:2021-04-26

    Applicant: Nitricity Inc.

    Abstract: Systems and methods for producing nitrates, nitric acid, salts thereof, or a mixture thereof are disclosed. The systems may include a feed conduit configured for receiving a feed stream comprising molecular oxygen and molecular nitrogen; an inlet conduit configured for receiving an inlet stream; a plasma reactor fluidically coupled to the inlet conduit, the plasma reactor fluidically coupled to a reactor-outlet conduit configured for receiving the reactor-outlet stream, the plasma reactor configured to produce oxidized nitrogen species; and an absorber fluidically coupled to the reactor-outlet conduit, the absorber configured to receive the reactor outlet stream and to produce nitrates, nitrites, nitric acid, salts thereof, or a mixture thereof from the reactor outlet stream. A recycle conduit may be fluidically coupled to the absorber and the inlet conduit, wherein the recycle conduit is configured to receive the gas-phase stream from the absorber and provide the gas-phase stream to the inlet conduit.

    SPIRAL PHOTOREACTOR
    3.
    发明申请

    公开(公告)号:US20240416316A1

    公开(公告)日:2024-12-19

    申请号:US18713670

    申请日:2023-05-15

    Inventor: Alexander PESCHL

    Abstract: A helical photoreactor includes a lamp module and a tube coil, which has a plurality of tube windings between an input section and an output section. The tube coil is arranged around the lamp module. The helical photoreactor has a carrier device, which carries the tube coil, and a protective housing, which surrounds a receiving space, in which the carrier device with the tube coil and the lamp module are arranged. The carrier device provides a predetermined positioning of the tube coil with respect to the lamp module and the protective housing. An elongated guide element, on which an engagement element is arranged so as to be capable of being guided in a longitudinally movable manner and so as to be capable of being positioned. The elongated guide element specifies the positioning of the carrier device with the tube coil by the engagement element guided on the elongated guide element.

    APPARATUS FOR CARRYING OUT PHOTOCHEMICAL REACTIONS

    公开(公告)号:US20240269642A1

    公开(公告)日:2024-08-15

    申请号:US18293797

    申请日:2022-07-25

    Applicant: BASF SE

    CPC classification number: B01J19/127 B01J2219/1943

    Abstract: The invention relates to a lighting device for a photoreactor comprising a tubular housing (40) having a longitudinal axis (41) and a plurality of individual light sources (30) mounted on the inner surface of the housing (40), wherein the housing (40) comprises flow channels (46) for a heat transfer fluid, the flow channels (46) being arranged at the back side of the inner surface of the housing (40) behind the individual light sources forming a conformal cooling passage for the individual light sources. The invention further relates to a photoreactor comprising a lighting device and a reaction chamber with at least one tubular flow channel, the reaction chamber being arranged inside the lighting device and the channel wall being made of a material transmissive to the light emitted by the light sources.

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