Sinopec obtains a patent for storage tanks that prevent oil and gas condensation; these tanks feature high breathability

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Sinopec obtains patent for tank design that prevents oil and gas condensation, resulting in improved ventilation 2025-07-25 News from July 25, 2025: According to information from the Intellectual Property Office, Sinopec Corporation and Sinopec Safety Engineering Research Institute Co., Ltd. have been granted a patent titled “Tank design that prevents oil and gas condensation,” with the approval number CN223149324U. The application was filed in October 2024. The patent abstract indicates that this application discloses a storage tank designed to prevent oil and gas condensation; such a tank includes a tank body used for storing oily substances ； The breather valve is mounted on the tank body and comprises: a valve body. Inside the valve body, there is a valve chamber with an open bottom end. Within this valve chamber, a pressure chamber connected to the tank body and a vacuum chamber having an external communication port are separated from each other; the opening of the external communication port faces downward ； The valve disc assembly includes a pressure valve disc assembly and a vacuum valve disc assembly that are arranged axially apart from each other in the radial middle portion of the valve chamber; the vacuum chamber comprises an intermediate spacing chamber located between the pressure valve disc assembly and the vacuum valve disc assembly, as well as air inlet and outlet channels that connect the external environment to the intermediate spacing chamber ； A flame arrestor disk is installed at the location of the external access opening.