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    • 46. 发明申请
    • PROCESS AND APPARATUS FOR CONTINUOUS VACUUM PURIFICATION OF MOLTEN METAL
    • 连续真空净化金属的工艺和装置
    • WO01077396A1
    • 2001-10-18
    • PCT/JP2001/002505
    • 2001-03-27
    • B22D11/113B22D1/00C22B7/00C22B9/02C22B9/04C22B9/05C22B21/06C22B26/22
    • C22B9/04C22B9/05C22B21/064C22B21/068C22B26/22
    • A process for continuous vacuum purification of a molten metal, which comprises agitating a molten metal (1) in a melt agitation portion (B) in a vacuum treatment chamber having a reduced pressure and being preheated, to thereby vaporize and remove impurities in the molten metal, sending the resulting molten metal from the agitation portion (B) to a melt discharge portion (C) through connecting holes, introducing the molten metal into containers in purified melt recovery chambers (10a)(10b) having a reduced pressure through recovery paths (8a)(8b) connected to the melt discharge portion (C), increasing the pressure in the recovery chambers (10a)(10b) back to atmospheric pressure, and recovering a purified molten metal (9), wherein a plurality of paths and a plurality of recovery chambers connected to respective paths are provided and each of the plurality of recovery chambers is used alternately for receiving the purified molten metal; and an apparatus for practicing the process.
    • 一种用于熔融金属的连续真空净化的方法,其包括在具有减压并预热的真空处理室中搅拌熔体搅拌部分(B)中的熔融金属(1),从而蒸发和除去熔融金属中的杂质 金属,通过连接孔将所产生的熔融金属从搅拌部分(B)送到熔体排放部分(C),将熔融金属通过回收路径引入具有减压的纯化熔化回收室(10a)(10b)中的容器中 (8a)(8b)连接到熔体排放部分(C),将回收室(10a)(10b)中的压力提高回大气压,并且回收纯化的熔融金属(9),其中多个通路和 提供连接到相应路径的多个回收室,并且多个回收室中的每一个交替地用于接收纯化的熔融金属; 以及实施该过程的装置。
    • 48. 发明申请
    • ROTARY DEGASSING APPARATUS WITH ROTOR GRIP COUPLING BETWEEN IMPELLER ROTOR AND DRIVE SHAFT
    • 旋转脱水装置与叶轮转子和驱动轴之间的转子滚珠联轴器
    • WO1998008990A1
    • 1998-03-05
    • PCT/GB1997002269
    • 1997-08-26
    • ALLEN, Kenneth, John
    • C22B09/05
    • C22B9/05C22B21/064F16D1/05F16D1/094F27D27/00
    • A rotor coupling (1) for connecting a graphite rotor (37) to a drive shaft (12) of a rotary degassing machine comprises a cap (2) which fits over an end of the rotor and contains gripping means (3, 4) to retain the rotor in the cap. The arrangement avoids screw-threaded interconnection between the rotor and drive shaft which necessitates the forming of a screw-thread on the rotor, adds to the cost of rotor manufacture, and quickly wears with use. No, or minimal, special forming of the rotor is needed for engagement by the gripping means. A used rotor which has a worn or broken screw-thread may be held by the gripping means for the rotor to have further useful service. The gripping means preferably comprises two collet-form sleeves (3, 4) which fit one within the other inside the cap and have complementary tapered surfaces (22, 23) which co-operate upon relative axial movement of the sleeves, by means of screws or bolts (27), to cause the inner sleeve (3) to be compressed about the rotor to clamp it to the cap.
    • 用于将石墨转子(37)连接到旋转脱气机的驱动轴(12)的转子联轴器(1)包括盖子(2),该盖子(2)装配在转子的一端并包含夹紧装置(3,4) 将转子保持在盖中。 该装置避免了转子和驱动轴之间的螺纹连接,这需要在转子上形成螺纹,增加了转子制造的成本,并且在使用时迅速磨损。 不需要或最小的特殊形状的转子需要通过夹持装置的接合。 具有磨损或破损的螺纹的使用过的转子可以由用于转子的夹持装置保持以具有进一步的有用的服务。 夹持装置优选地包括两个夹头形式的套筒(3,4),所述夹套形式的套筒(3,4)在帽子的另一内侧安装,并且具有互补的锥形表面(22,23),其通过套筒的相对轴向移动 或螺栓(27),以使内套筒(3)围绕转子被压缩以将其夹紧到盖子上。
    • 50. 发明申请
    • DEVICES AND APPARATUS FOR INJECTING GAS INTO HIGH TEMPERATURE LIQUIDS, E.G. MOLTEN METALS
    • 将气体注入高温液体的装置和装置,E.G. MOLTEN金属
    • WO1988006191A1
    • 1988-08-25
    • PCT/GB1988000091
    • 1988-02-15
    • INJECTALL LIMITEDTHROWER, AnthonyGELSTHORPE, John, Richard
    • INJECTALL LIMITED
    • C21C07/072
    • C22B9/05B22D1/005
    • For injecting gas into a liquid, more particularly a molten metal, a nozzle body (24) is installed in the wall of a liquid-containment vessel, the body (24) having a nozzle passage (25) therethrough. Liquid and gas tightly fitted in a downstream end of the passage is a solid, gas porous plug (18) having capillary gas passages (20). Upstream of the plug (18) the passage has a gas-porous and liquid-impermeable cartridge (10) closely fitted therein which prevents liquid which may conceivably pass through the plug (18) from leaking out of the passage (25). The cartridge (10) has a gas impermeable metal sleeve (11) containing a particulate material (16) such as sand which is retained in the sleeve (11) by wads (14, 15) of fibrous material at the ends of the sleeve.
    • 为了将气体注入液体,特别是熔融金属中,喷嘴体(24)安装在液体容纳容器的壁中,主体(24)具有穿过其的喷嘴通道(25)。 紧密配合在通道的下游端的液体和气体是具有毛细管气体通道(20)的固体气体多孔塞(18)。 插塞(18)的上游通道具有紧密配合在其中的气体 - 多孔且液体不可渗透的盒(10),其防止可能想到通过插塞(18)的液体泄漏出通道(25)。 盒(10)具有不透气的金属套筒(11),其包含诸如砂的颗粒材料(16),所述颗粒材料(16)由套筒末端的纤维材料的瓦子(14,15)保持在套筒(11)中。