Composite desulfurization and recarburization device for HIsmelt process

• Main Authors: YUAN XINGLUN, WEI ZHAOQIANG, WANG ZHENHUA, WANG BAIZHONG, PAN XIANWEI, ZHANG GUANQI
• Format: Patent
• Language: Chinese; English
• Published: 05.01.2021
• Subjects: CHEMISTRY; METALLURGY; METALLURGY OF IRON; PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS

The invention relates to a HIsmelt process composite desulfurization recarburization device, which belongs to the field of molten iron pretreatment, and comprises a desulfurizer injection tank, and the desulfurizer injection tank is provided with a feed port and a discharge port and is used for storing a desulfurizer; the carburant blowing tank is used for storing a carburant, the carburant blowing tank is provided with a feeding port and a discharging port, and the discharging port of the carburant blowing tank is communicated with the discharging port of the desulfurizing agent blowing tankthrough a conveying pipe; the spray gun is respectively communicated with a discharge port of the desulfurizing agent blowing tank and a discharge port of the carburant blowing tank through material conveying pipes; and the nitrogen source is connected with the material conveying pipe and is used for blowing air in the material conveying process, so that the desulfurizing agent and the carburant are sprayed out from the s