Patents by Inventor Tianqiang DI

Tianqiang DI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220228469
    Abstract: A low-pressure liquid inlet manifold and a fracturing apparatus are disclosed. The low-pressure liquid inlet manifold includes a main liquid inlet pipe and N liquid feeding pipes; the N liquid feeding pipes are arranged in sequence; each of the liquid feeding pipes includes a third end and a fourth end, the third end is communicated with the main liquid inlet pipe, and the fourth end is configured to provide low-pressure liquid to a plunger pump; and the low-pressure liquid inlet manifold further includes at least one auxiliary accumulator, which is connected with the main liquid inlet pipe and is arranged corresponding to at least one of the N liquid feeding pipes, an orthographic projection of the auxiliary accumulator on an axis of the main liquid inlet pipe overlaps with an orthographic projection of a corresponding liquid feeding pipe on the axis.
    Type: Application
    Filed: January 10, 2022
    Publication date: July 21, 2022
    Applicant: YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
    Inventors: Rikui ZHANG, Haiping CUI, Tianqiang DI, Peng ZHANG