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    • 3. 发明授权
    • Wall construction of a shaft furnace
    • 竖炉的墙体施工
    • US3953007A
    • 1976-04-27
    • US503658
    • 1974-09-06
    • Jacobus van Laar
    • Jacobus van Laar
    • C21B7/06C21B7/10
    • C21B7/06C21B7/10
    • A shaft furnace having a refractory-lined wall at least part of which is provided with liquid-cooled cooling plates which extend into the lining and are grouped in a plurality of horizontal planes. The cooling plates in each plane are in heattransfer contact with an associated ring extending around the furnace which consists of refractory material of a first kind having a heat conductivity coefficient (.lambda.) at 20.degree.C. of at least 25 kilocalories/hour.meter..degree.C. The interior face of the lining also is provided at least partly by refractory material of a second kind which has high resistance to wear and chemical attack and has a minimum reaction temperature (Tu) of at least 600.degree.C. and a heat conductivity coefficient (.lambda.) at 20.degree.C. of at least 8 kilocalories/hour.meter..degree.C.
    • 一种竖炉,其具有耐火材料衬里的壁,其至少一部分具有延伸到衬里中且分组成多个水平面的液冷冷却板。 每个平面中的冷却板与围绕炉子延伸的相关联的环热传递接触,其由在20℃下具有至少25千卡/小时计的导热系数(λ)的第一种耐火材料组成。 DEG的内表面至少部分地由第二种的耐火材料提供,其具有高耐磨性和化学侵蚀性,并且具有至少600℃的最小反应温度(Tu)和热 导电系数(λ)在20℃下至少为8千卡/小时。 DEG C.
    • 7. 发明授权
    • Refractory-lined shaft furnace containing free carbon
    • 含有游离碳的耐火衬砌竖炉
    • US4139183A
    • 1979-02-13
    • US723284
    • 1976-09-14
    • Jacobus van LaarWilhelmus A. J. Kastelic
    • Jacobus van LaarWilhelmus A. J. Kastelic
    • C21B7/06C21B7/10F27D1/00
    • C21B7/10
    • Shaft furnace having a shell, a refractory lining along at least part of its inner surface of a material which contains at least 50% free carbon, and which furthermore is provided with a water-cooled tuyere which is in contact with the refractory lining, including at least one extra layer of a material provided below the cooled tuyere in the refractory lining, over at least part of its thickness and substantially transversely to the direction towards the cooled tuyere which at the temperature of this layer during operation cannot locally react chemically with water and/or with the reaction products of water and carbon and a closed circular gutter which is connected to one or more de-watering openings through the shell, at least one of the extra layers at the side of the furnace shell being connected to said gutter.
    • 轴炉具有外壳,沿其材料的至少部分的内表面含有至少50%的游离碳的耐火衬里,并且还具有与耐火衬里接触的水冷式风口,包括 在耐火衬里的冷却风口下方设置至少一层额外的材料,其至少部分厚度并且基本上横向于朝向冷却风口的方向,在操作期间在该层的温度下不能在水中局部地与水反应 和/或与水和碳的反应产物以及封闭的圆形沟槽连接,所述封闭圆形沟槽通过所述壳体连接到一个或多个脱水开口,所述炉壳侧面的至少一个额外层连接到所述沟槽 。