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    • 141. 发明公开
    • ARRANGEMENT FOR EVENING OUT POWDERY SOLID MATTER FEED OF A CONCENTRATE BURNER OF A SUSPENSION SMELTING OR SUSPENSION CONVERTING FURNACE
    • 安排用于平衡粉状固体的供应中止或SUSPENSIONSSCHMELZ-转化炉的精矿喷嘴
    • EP2510129A4
    • 2017-02-22
    • EP10835555
    • 2010-12-10
    • OUTOTEC OYJ
    • SIPILÄ JUSSIBJÖRKLUND PETERPELTONIEMI KAARLEPESONEN LAURI P
    • C22B15/00C21C5/46C22B5/00F27B3/18F27B3/20F27D3/18
    • F27D3/18C21C5/5217F27B3/18F27B3/205Y02P10/216
    • A concentrate burner of a suspension smelting or suspension converting furnace includes a reaction gas feed, a powdery solid matter feed and a concentrate distributor. An arrangement for feeding powdery solid matter to the concentrate burner includes a first powdery solid matter discharge pipe for feeding powdery solid matter into the powdery solid matter feed of the concentrate burner. The first powdery solid matter discharge pipe is provided with a first partition, which divides solid matter, for dividing the first powdery solid matter discharge pipe into two essentially similar discharge pipe parts. The powdery solid matter feed of the concentrate burner comprise an annular concentrate discharge channel that surrounds the concentrate distributor of the concentrate burner. Each discharge pipe part of the first powdery solid matter discharge pipe is at least partly divided into two discharge pipe portions by a second partition.
    • 的悬浮熔炼炉或悬浮液转换精矿燃烧器包括反应气体进料,粉末状固体物质进料和浓缩物分配器。 粉状固体物质进料至所述精矿燃烧器的装置包括用于将粉末状固体物质进入精矿燃烧器的粉末状固体物质进料的第一粉状固体排出导管。 第一粉状固体排出管上设置有一个第一分区,其将固体物质,用于将所述第一粉末状固体物质排出管成两个基本上相似排出管的部分。 环形设计浓缩液排放通道的精矿燃烧器的粉末状固体物质进料包括并包围所述精矿燃烧器的浓缩物分配器。 第一粉状固体排出导管中的每一个排出管部分至少部分地由第二分区分成两个排出管部分。
    • 147. 发明公开
    • MOLTEN METAL PRODUCING DEVICE
    • 设备技术生产熔融金属
    • EP2487265A4
    • 2016-01-13
    • EP10822142
    • 2010-10-08
    • KOBE STEEL LTD
    • TETSUMOTO MASAHIKO
    • C21B13/10C21B13/02C21B13/12F27B3/02F27B3/08F27B3/18F27B3/20F27B3/22F27D7/02F27D11/08
    • F27B3/08C21B13/026C21B13/10C21B13/12F27B3/18F27B3/205
    • Disclosed is a production device of which secondary combustion efficiency can be further improved when a molten metal is produced by directly reducing and melting a metal agglomerate raw material layer in an electric heating furnace. Specifically, material charging chutes (4, 4) are disposed at either end portion (2, 2) of a furnace in the width direction of the furnace. Electrodes (5) are disposed in a central region in the furnace width direction. Secondary combustion burners (6) are disposed in an upper portion (1) of the furnace having stepped portions descending from both end portions (2, 2) in the furnace width direction to the electrodes (5). Raw material layers (12) each having a downslope inclined to lower portions of the electrodes (5) are formed in advance by charging a carbonaceous material (A) from the chutes (4, 4), and metal agglomerate raw material layers (13) are formed on the slopes of the raw material layers (12) by charging metal agglomerate raw material (B). Molten iron is produced by sequentially melting lower end portions of the metal agglomerate raw material layers (13) by arc heating at the electrodes (5). At the same time, an oxygen containing gas (C) is blown from the secondary combustion burners (6) so as to cause the combustion of a CO containing gas generated from the metal agglomerate raw material layers (13) while the metal agglomerate raw material layers (13) descend along the slopes of the raw material layers (12), and the metal agglomerate raw material layers (13) are heated by the radiant heat of the combustion.