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    • 4. 发明授权
    • Apparatus for and method of repairing bottom lining of a converter
    • 用于修理转炉底衬的装置和方法
    • US4479637A
    • 1984-10-30
    • US413754
    • 1982-09-01
    • William H. SangsterGilbert G. Moss
    • William H. SangsterGilbert G. Moss
    • C21C5/44C21C5/46
    • C21C5/4686C21C5/441Y02P10/212Y10S266/903
    • Apparatus for use in repairing the lining of a metallurgical furnace or converter includes a work platform supported for elevation from below the converter vessel into the opening formed by removal of the bottom plug. A safety shield is supported above the platform for limited vertical movement relative to the platform. The shield can be radially expanded within the converter to a diameter substantially greater than that of the bottom hole to provide an effective umbrella-like shield protecting workers on the platform from radiated heat from the interior of the converter and from falling debris while at the same time allowing ventilation air to pass up through the converter. The apparatus is especially useful in repairing the refractory lining in the bottom of a Q-BOF, particularly the refractory rings surrounding the bottom plug, during which repair the safety shield can be lowered to contact the bottom of the refractory lining outboard of the area being repaired.
    • 用于修复冶金炉或转炉内衬的装置包括一个工作平台,该工作平台被支撑,用于从转换器容器下方升高到通过移除底塞而形成的开口中。 平台上方支撑有一个安全防护罩,用于相对于平台进行有限的垂直运动。 屏蔽罩可以在转换器内径向膨胀至基本上大于底孔的直径,以提供有效的伞形屏蔽,保护平台上的工作人员不受来自转换器内部的辐射热量的影响,同时防止掉落的碎片同时 时间允许通风空气通过转炉通过。 该设备特别适用于修复Q-BOF底部的耐火衬里,特别是围绕底部塞的耐火环,在此期间,可以降低安全防护层以接触该区域外侧耐火衬层的底部 修理
    • 5. 发明授权
    • Steel converter
    • 钢转炉
    • US3632097A
    • 1972-01-04
    • US3632097D
    • 1970-03-20
    • UNITED STATES STEEL CORP
    • SCHURR HARRY W
    • C21C5/46C21C5/50
    • C21C5/4633Y10S266/903
    • A steel converter is provided with a slag deflector secured to the slag skirt above each of the trunnion shafts. Each slag deflector has a ridge generally centered above the axis of the trunnion shaft and two sides diverging downwardly from the ridge. A first ring generally coaxial with each trunnion shaft extends from the outer periphery of the trunnion ring toward the adjacent trunnion shaft bearing and is movable with the trunnion ring. A stationary ring surrounds each of the first rings, but has an opening at the bottom. Most of the slag and steel blown out of the top of the converter is deflected away from the trunnion shafts and bearings by the slag deflectors. Any of this material which is deflected in such a manner that it enters the space between the two rings is crushed or broken when the converter is tilted and then discharged from the lower end of the rings.
    • 钢转炉设置有固定在每个耳轴上方的炉渣裙部的炉渣导流板。 每个排渣板具有通常居中地位于耳轴的轴线上方的脊,并且两侧从脊向下发散。 大体上与每个耳轴相同心的第一环从耳轴环的外周向邻近的耳轴轴承延伸,并可与耳轴环一起移动。 固定环围绕每个第一环,但在底部具有开口。 大部分从转炉顶部吹出的炉渣和钢料通过炉渣导流板偏离耳轴和轴承。 当转换器倾斜并且然后从环的下端排出时,以这样的方式偏转的这种材料中的任何一种使其进入两个环之间的空间被破碎或破碎。
    • 10. 发明授权
    • Device for protection against fire
    • 防火装置
    • US4269901A
    • 1981-05-26
    • US64505
    • 1979-08-07
    • Francis N. Chamberlain
    • Francis N. Chamberlain
    • A62B3/00A47G5/04
    • A62B3/00Y10S266/903Y10S428/906Y10S428/92
    • A shield for protection against fire consists of a flexible sheet of heat-insulating material having a resiliently flexible top stiffener secured across its top. Behind the sheet and secured to the top stiffener are two laterally spaced top handles arranged so one can be grasped by a hand, the other engaged and supported by the raised and more or less horizontal forearm, to hold the sheet, which has a window of transparent heat-resistant material, fully extended in front of the user. The sheet has a further transverse resiliently flexible stiffener across its middle part, and also a single central lower handle, and it may be weighted at its bottom.
    • 用于防火的防护罩包括柔性的隔热材料片,其具有固定在其顶部上的弹性柔性顶部加强件。 在片材的后面并固定到顶部加强件的是两个横向间隔开的顶部把手,其布置成可以用手抓住,另一个由升高的和或多或少的水平的前臂接合和支撑,以保持片材,其具有 透明耐热材料,完全延伸到用户面前。 该片材具有穿过其中间部分的另一横向弹性柔性加强件,并且还具有单个中央下部手柄,并且其底部可以被称重。