Learn about the management, maintenance, and inspection of pressure vessels

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I. Management of pressure vessels 1. The entities that use pressure vessels shall, prior to putting them into use, go to the safety supervision agency or an authorized department to complete the registration procedures for each vessel in accordance with the requirements of the \"Rules for the Registration and Management of Pressure Vessels\". 2. The entity using pressure vessels must establish technical records for those vessels, which shall be kept in a centralized manner by the management department. 3. The entities that use pressure vessels shall clearly specify the safety operation requirements for such vessels in their process operation procedures and job-specific operation procedures. 4. Operators of pressure vessels must hold valid certificates to work. 5. When a pressure vessel exhibits any of the following abnormal conditions, the operator shall immediately take emergency measures and report to the relevant departments in accordance with the prescribed reporting procedures. 6. No repairs shall be carried out when there is pressure inside the pressure vessel. For special production processes where bolts need to be tightened under pressure ； In the event of an emergency leak that requires plugging it while the system is under pressure, the user entity must establish effective operational requirements and safety measures in accordance with the design specifications. The personnel carrying out these tasks must receive professional training and hold the necessary certificates, and their actions must be approved by the technical supervisor of the user entity. In practice, the safety department of the using unit should assign personnel to carry out on-site supervision. II. Maintenance and repair of pressure vessels 1. Before inspection and repair personnel enter the interior of a pressure vessel to carry out their work, the using unit must carry out the necessary preparations and clean-ups in accordance with the requirements set out in the \"Regulations for the Inspection of In-service Pressure Vessels\" issued by the Quality and Technical Supervision Bureau. 2. To ensure the safe use of pressure vessels and prevent failures resulting from careless operation, in accordance with the requirements of the Pressure Vessel Regulations. Sinopec Corporation issued the \"Regulations for the Maintenance and Overhaul of Pressure Vessels\" (Code: SHJ01004-92).