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AN IMPROVED DELAYED COKING PROCESS AND A DELAYED COKER UNIT
AN IMPROVED DELAYED COKING PROCESS AND A DELAYED COKER UNIT
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机译:改进的延迟焦化工艺和延迟焦化装置
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摘要
The cycle time for a delayed coker unit is reduced by externally heating the coke drum near the junction of the drum shell and the supporting skirt thereof prior to beginning the hot coker feed fill step. This reduces the thermal stresses at the area around the welds of the drum skirt.
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