Sinopec has been granted an invention patent for “a testing box and a testing device equipped with such a testing box”

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According to data from the Tianyancha app, Sinopec (600028) has newly obtained an invention patent grant. The title of the patent is “A testing box and a testing device equipped with such a testing box”, the patent application number is CN201910341662.8, and the date of grant is June 27, 2025. Patent abstract: The present invention relates to a testing box and a testing device comprising the same. The testing box includes a box body with a receiving cavity, and openings are provided in the opposite side walls of the receiving cavity ； The detection unit comprises an upper bracket and a lower bracket; the lower bracket is connected to the housing cavity, while the upper bracket is rotatably connected to the lower bracket. The upper and lower brackets fit together to form a detection area for the component to be inspected, and sensors are installed on both the upper and lower brackets ； A guide wheel assembly is arranged at the opening; this assembly consists of a fixed guide wheel and a movable guide wheel. The fixed guide wheel is connected to the housing and located at the lower end of the opening, while the movable guide wheel is rotatably connected to the housing via a mounting frame. It is positioned above the fixed guide wheel, and together these two wheels form a support area for the component to be inspected. The guide wheel assembly and detection unit of the embodiments of this invention, both featuring a foldable semi-open structure, can be installed on longer components to be inspected, facilitating quick installation and testing. Since the beginning of this year, Sinopec has obtained 1,531 new patent approvals, a 46% decrease compared to the same period last year. Based on the financial data from the company’s 2024 annual report, the company invested 15.215 billion yuan in research and development in 2024, representing a 8.92% increase compared to the previous year.