Accelerating The Readiness of The H2 Plant Unit and Maintaining the Quantity of HCU Valuable Product During Repairs to The Radiant Tube Reformer Leak Using a New Radiant Tube Reformer Plugging Method at PT Pertamina Patra Niaga Refinery Unit II Dumai. ajosh. 2026;4(7):2837-2845. doi:10.59888/ajosh.v4i7.696