First, the function of the ball valve balance holeThe balance hole is also called the compensation hole, which refers to a channel inside the ball valve, generally located between the two sealing surfaces above and below the ball. Its role is to balance the pressure on…

As of the end of 2023, Zhejiang Oilfield has successfully achieved various production and operation indicators, with oil and gas productionequivalent reaching a historic high. All production and operation indicators have continued to rise, maintaining an upward arrow f…

OnJanuary 4th, the 2024 production capacity calibration work of the New Energy Business Unit of Daqing Oilfield was successfully completed. After a comprehensive physical examination, all 7 new energy power stations reached production and efficiency, providing a solid …

Eccentrichemispherical valve is a commonly used control valve, whose main function is to control the flow rate and pressure of the fluid. Its working principle is to control the flow rate and pressure of the fluid by rotating the hemispherical valve core, thereby achie…

Asof December 11th, the cumulative production of Jiaoye 6-2HF well in Fuling shale gas field of Jianghan Oilfield has exceeded 400 million cubic meters since it was put into operation, setting a record for the highest cumulative production of shale gas in a single well…