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    • 2. 发明授权
    • Process for the casting of metals in a continuous casting installation
with continuous strand withdrawal
    • 在连续铸造设备中铸造金属的方法,其中连续退火
    • US5482106A
    • 1996-01-09
    • US286986
    • 1994-08-06
    • Erich HoffkenDieter KrugerHeinz MattenGunter PietzkoJurgen Scharlack
    • Erich HoffkenDieter KrugerHeinz MattenGunter PietzkoJurgen Scharlack
    • B22D11/18B22D11/20B22D11/16
    • B22D11/20B22D11/18
    • A process for continuous casting of a metal comprises continuously withdrawing a strand of the metal from a mold along a strand withdrawal direction, measuring the expansion of an inside wall of the mold along the strand withdrawal direction to obtain a component of inside wall expansion in the strand withdrawal direction due to mechanical forces exerted on the inside wall, and controlling the speed of withdrawal based on the component of inside wall expansion in the strand withdrawal direction due to mechanical forces. If the component of inside wall expansion of in the strand withdrawal direction due to mechanical forces exceeds certain limit values, the withdrawal step is slowed or interrupted, thereby eliminating break-outs due to cobbles. In an embodiment of the invention, expansion measurements are also taken along a direction transverse to the withdrawal direction, enabling the elimination of the component of expansion in the withdrawal direction due to heat.
    • 一种连续铸造金属的方法包括:沿钢丝绳退出方向从模具连续取出金属股,测量模具内壁沿钢丝绳退出方向的膨胀,从而获得内壁膨胀成分 由于施加在内壁上的机械力引起的股线退出方向,并且由于机械力而基于股线退出方向上的内壁膨胀部分来控制退出速度。 如果由于机械力引起的股线退出方向的内壁膨胀部分超过某一极限值,则退出步骤变慢或中断,从而消除由于鹅卵石而导致的断裂。 在本发明的一个实施例中,也沿横向于抽出方向的方向进行膨胀测量,从而能够消除由于热量引起的抽出方向的膨胀分量。
    • 7. 发明授权
    • Process for preparing binderfree hot briquettes for smelting purposes
    • 制备用于熔炼目的的无粘土热压块的方法
    • US4853031A
    • 1989-08-01
    • US888551
    • 1986-07-18
    • Erich HoffkenRudolf AuthWerner KaasLothar Seidelmann
    • Erich HoffkenRudolf AuthWerner KaasLothar Seidelmann
    • C22B1/14C22B1/24C22B1/248
    • C22B1/24
    • The present invention relates to a process and apparatus for preparing binder-free hot briquettes for smelting purposes consisting of iron-containing pyrophorous finely divided solids. Before briquetting, the finely divided solids are blown-through by means of a rising oxidating heated gas flow and held in a fluidized bed. During said process the gas flow is controlled in such a way that by oxidation of at least part of the metallic iron the temperature of the finely divided solids is increased to about 450.degree. to 650.degree. C. Subsequently, the solids are briquetted in hot condition. Characteristic for the invention is that there is added to the fluidized bed sensible heat from the outside until oxidation of part of the metallic iron starts, and that the fluidization bed is submitted to the effect of vibrations favoring the conveying of the solids over the fluidized bed.
    • 本发明涉及一种制备用于冶炼目的的无粘结剂热压块的方法和装置,其由含铁的富矿细碎的固体组成。 在压块之前,细碎的固体通过升高的氧化加热气流吹入并保持在流化床中。 在所述方法期间,气流被控制为使得至少部分金属铁的氧化使细碎固体的温度升高到约450℃至650℃。随后,固体在热的条件下压块 。 本发明的特征在于,流化床中加入明显的热量,直到部分金属铁的氧化开始,并且流化床受到振动的影响,有利于固体在流化床上的输送 。
    • 8. 发明授权
    • Process and device for producing the refractory lining of metallurgical
vessels
    • 冶金容器耐火衬里生产工艺及装置
    • US4268543A
    • 1981-05-19
    • US943840
    • 1978-09-19
    • Erich HoffkenKarl-Dieter Beckers
    • Erich HoffkenKarl-Dieter Beckers
    • C21C5/44F27D1/16B05D7/22
    • F27D1/1673C21C5/44
    • An improvement in a process for forming a refractory lining on the interior walls of the metallurgical vessel which interior walls are coaxial to the principal axis of the vessel wherein a refractory mass containing a binder is centrifugally slung onto the interior walls in a direction normal thereto while the vessel is at a standstill is disclosed. According to the invention, the refractory mass is initially shaped into balls prior to being centrifugally slung and the balls are centrifugally slung in rapid succession to form a mass jet. Also disclosed, is a device for so slinging a refractory mass on the walls of a vessel comprising a slinger head having a slinger wheel and a motor and at least one supply conduit for supplying refractory mass to be slung. The slinger wheel of the slinger head is disposed on one end of a shaft which shaft is extendable into a vessel, the slinger wheel being connected to an actuatable by a slinger motor. The slinger unit includes a slinger head, the shaft and the slinger motor as well as the supply conduit and is rotatable about the axis which extends in the direction of the entrance to the vessel.
    • 在冶金容器的内壁上形成耐火衬里的方法的改进,其内壁与容器的主轴同轴,其中含有粘合剂的耐火材料物质沿着与其正交的方向离心地悬挂在内壁上,而 船舶处于停顿状态。 根据本发明,耐火材料质量最初在离心沉积之前成型为球,并且将球快速连续地离心地悬挂以形成质量射流。 还公开了一种用于在容器的壁上吊起耐火材料块的装置,该装置包括具有抛油环轮和电动机的抛油环头和至少一个用于供应待排出的耐火材料块的供应管道。 抛油环头的抛油轮设置在轴的一端,轴可延伸到容器中,抛油轮连接到可由挡泥板马达驱动。 抛油环单元包括抛油环头,轴和抛油环电动机以及供应管道,并且可围绕沿着进入容器入口的方向延伸的轴线旋转。