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Hebei Zongheng Steel 1780 Heating Furnace Gas Backflushing ProjectTangshan Fengnan Zongheng Iron and Steel Co., Ltd., which was contracted and constructed by Shanghai Xuanding, has a total of 6 heating furnace gas backflushing projects with three production lines in 1780. It has been put into use in May 2020. The gas content in the flue gas has been tested on-site, and the indicators meet the requirements of the contract and agreement, and meet the requirements of local environmental protection policies; Original heating furnace: Blast Furnace Gas Double Regenerative Heating Furnace 270 tons/hour The heating furnace adopts the combination of centralized and decentralized control, and is divided into 5 combustion zones. Specific modification content: Modification of combustion system and control system;
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