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    • 3. 发明授权
    • Method of mounting an annular element on a metal tube of aluminum or an
alloy thereof
    • 将环形元件安装在铝的金属管或其合金上的方法
    • US4627149A
    • 1986-12-09
    • US600831
    • 1984-04-16
    • Francois Colas
    • Francois Colas
    • F16L23/024B21D39/06B23P11/00F16L23/026F16L23/028B21D39/00
    • B21D39/06B23P11/005Y10T29/49927Y10T29/49934Y10T29/49945Y10T29/5367Y10T29/53996Y10T403/4966
    • A method of mounting an annular element on a tube which involves surrounding said tube by a tubular sleeve of aluminum or an alloy thereof, which is sufficiently thin to be plastically deformable and has a similar cross-section, with suitable clearance, with one of the sleeve ends having an outside bevel; surrounding said tube, on the side of the sleeve bevel, with an annular element to be fastened, wherein the annular element has at least one opening whose crosswise dimensions are greater than those of the tube, but whose radial clearance with said tube is less than the thickness of the sleeve, and which has, on the sleeve side, an inside bevel whose maximum crosswise dimensions are greater than the crosswise dimensions of the end of the element and the sleeve toward one another, by a suitable means, and introducing the sleeve, by force, between the annular element and the tube by plastically deforming the sleeve and tube, thereby mounting the annular element.The present method is used advantageously, for example, for frameworks, bridges, scaffolding and offshore drilling platforms.
    • 一种将环形元件安装在管上的方法,该方法包括通过铝或其合金的管状套筒包围所述管,其中该管或铝合金的合金足够薄以具有可塑性变形并具有与适当的间隙相似的横截面 套筒端部具有外斜面; 围绕所述管在套筒斜面的一侧具有待紧固的环形元件,其中所述环形元件具有至少一个开口,其横截面尺寸大于所述管的横向尺寸,但是其与所述管的径向间隙小于 套筒的厚度,并且在套筒侧具有通过合适的方式最大横向尺寸大于元件端部和套筒的横向尺寸的内斜面,并且将套筒 通过使套筒和管子发生塑性变形,通过力而在环形元件和管之间,从而安装环形元件。 本方法有利地用于例如框架,桥梁,脚手架和海上钻井平台。
    • 4. 发明授权
    • Apparatus for the recovery of liquid aluminium by compression of hot
dross
    • 用于通过热浮渣压缩回收液态铝的装置
    • US4575056A
    • 1986-03-11
    • US742787
    • 1985-06-10
    • Jacques JulliardLouis TirillyPierre Vigier
    • Jacques JulliardLouis TirillyPierre Vigier
    • B30B9/04C22B7/04C22B21/00B30B9/06
    • B30B9/047C22B21/0069C22B7/04Y02P10/212
    • The present invention relates to a process and apparatus for the recovery of liquid aluminium by compression of hot dross.The process comprises placing the dross in a die up to a height which depends on the diameter of said die and which is lower at the center than at the periphery of the die, and then applying to the dross a punch which is moved downwardly at a speed which is lower in proportion to a lower level of concentration of liquid aluminium in the dross.The apparatus comprises a cylindrical die (10) provided with an insert member at each of its ends. The die rests on a base (3) which has an annular groove (4) on its upper face; the lower insert member (7) is of a diameter that is at least equal to the inside diameter of the groove and in any case less than the outside diameter and has a continuous upper face of conical shape; the space (16) between the wall surface of said insert member and the internal wall surface of the die is of a constant width and is disposed facing the groove.The invention is used in the aluminium industry when there is a need to treat dross in an economical fashion and under good conditions in regard to health.
    • 本发明涉及通过热浮渣压缩回收液态铝的方法和装置。 该方法包括将锌渣放置在模具中,直到取决于所述模具的直径并且在中心处比模具的周边处更低的高度,然后向浮渣施加向下移动的冲头 与渣中液态铝浓度较低的比例较低的速度。 该装置包括在其每个端部处设置有插入构件的圆柱形模具(10)。 模具搁置在其上表面上具有环形凹槽(4)的基部(3)上; 所述下插入件(7)的直径至少等于所述槽的内径,并且在任何情况下小于所述外径,并且具有圆锥形连续的上表面; 所述插入构件的壁面与模具的内壁面之间的空间(16)具有恒定的宽度并且面向凹槽设置。 当需要以经济方式处理浮渣并且在健康状况良好的条件下,本发明用于铝工业。
    • 7. 发明授权
    • Process for the casting of sacrificial anodes in an ingot mould having a
movable base
    • 在具有可移动基座的锭模具中铸造牺牲阳极的方法
    • US4699203A
    • 1987-10-13
    • US857132
    • 1986-04-29
    • Maurice AlliotJean-Louis MeteauMax Reboul
    • Maurice AlliotJean-Louis MeteauMax Reboul
    • B22D19/00B22D11/00B22D11/12B22D25/04B22D11/124
    • B22D11/006
    • The invention relates to a process for casting a sacrificial anode having a tubular steel insert bonded over its length to a dissimilar metal by casting and solidifying molten dissimilar metal on the steel insert in a vertical ingot mold having a movable base. A cooling fluid is passed through a pipe means located internal to the insert, to the level of solidification of the molten dissimilar metal, and the cooling fluid is then applied to the internal surface of the insert at the level of solidification. The level of solidification is raised by the cooling fluid relative to the level without cooling by a height equal to between about 1/4 and 3/4 of the maximum height of molten metal in the mold. The bond strength between the steel insert and the dissimilar metal is improved by this method.
    • 本发明涉及一种用于铸造牺牲阳极的方法,该牺牲阳极具有通过在具有可移动基座的垂直铸锭模具中在钢插件上铸造和固化熔融异种金属而将其长度上的管状钢插入件连接到异种金属上。 将冷却流体通过位于插入件内部的管道装置,使之熔化的异种金属的固化水平,然后将冷却流体以固化水平施加到插入件的内表面。 冷却流体相对于水平而不降低高度等于模具中熔融金属的最大高度的约1/4和3/4之间的高度,固化的水平升高。 通过该方法改善了钢插入件和异种金属之间的结合强度。
    • 8. 发明授权
    • Method of modulated cooling to minimize deformation of flat
metallurgical products
    • 调制冷却方法,以减少平面冶金产品的变形
    • US4610735A
    • 1986-09-09
    • US655546
    • 1984-09-28
    • Bruno Dubost
    • Bruno Dubost
    • C21D1/00B21B45/02C21D1/667C21D9/52C21D9/573C22F1/04C21D1/18
    • C21D9/573C22F1/04
    • The invention concerns a method for minimizing deformation during rapid cooling of flat metallurigcal products such as sheets, strips, flattened portions, wide sections and the like.The method comprises rapidly cooling the product by means of a fluid (or mixtures of fluids) at temperature T.sub.F, comprising at least one vaporizable liquid, with modulation in a direction perpendicular to the direction of advance of the product, so as to impart different cooling speeds to the edges and the axis (case I) or to one edge and the other (case II).The technique may be completed by careful masking of the cooling in the zone for the rapid cooling action, or by controlled precooling prior to said rapid cooling.The method makes it possible to obtain the rapid cooling which is necessary e.g. in quenching operations, while at the same time minimizing the deformations or the internal stress level of flat products.
    • 本发明涉及一种用于在扁平金属制品如片,条,扁平部分,宽部分等的快速冷却期间使变形最小化的方法。 该方法包括通过温度为TF的流体(或流体的混合物)快速冷却产品,其包含至少一种可蒸发的液体,并在垂直于产品前进方向的方向上进行调节,从而使不同的冷却 速度到边缘和轴(情况I)或一个边缘,另一个(情况II)。 该技术可以通过仔细掩蔽用于快速冷却作用的区域中的冷却,或通过在所述快速冷却之前的受控预冷而完成。 该方法使得可以获得必要的快速冷却。 在淬火操作中,同时最小化扁平产品的变形或内部应力水平。
    • 10. 发明授权
    • Process for improving both fatigue strength and toughness of
high-strength Al alloys
    • 提高高强度Al合金的疲劳强度和韧性的工艺
    • US4511409A
    • 1985-04-16
    • US510200
    • 1983-07-01
    • Daniel FertonRobert Mace
    • Daniel FertonRobert Mace
    • B21C5/00B21B3/00C22C21/10C22F1/04C22F1/053C22F1/057
    • B21B3/00C22F1/053C22F1/057
    • The invention concerns a process for improving the characteristics in respect of fatigue strength and toughness of worked Al alloys in the treated state, by means of a thermo-mechanical treatment which is carried out on the cast and possibly homogenized product.It comprises the following steps:(a) casting an initial product along an axis XX' by a known method(b) optional homogenization(c) upsetting in the hot state, preferably by means of a press, along the axis XX', with an upsetting ratio (initial length/final length along axis XX')>1.4(d) drawing in the hot state in the direction of the axis XX', with a rate of working (initial cross section/final cross section, considered perpendicularly to the axis XX')>1.5(e) compression in the hot state along an axis perpendicular to the axis XX', with a rate of reduction (initial cross section-final cross section/initial cross section)>15%(f) rolling, hot extrusion or forging, under the usual conditions, and the usual operations for quenching and tempering with possible relief of stresses by cold working (states T6, T651 or T652 for example).For equivalent mechanical characteristics, it makes it possible to increase by up to 50% approximately the characteristics in respect of fatigue strength or toughness in the treated state.
    • 本发明涉及通过在铸造和可能均匀化的产品上进行的热机械处理来改善处理状态下的加工Al合金的疲劳强度和韧性的特性的方法。 它包括以下步骤:(a)通过已知方法(b)沿着轴线XX'铸造初始产品(b)可选均化(c)优选通过压力机沿着轴线XX'在热状态下镦锻, 镦锻比(沿着轴线XX'的初始长度/最终长度)> 1.4(d)以轴线XX'的方向在热状态下拉伸,其工作速度(初始横截面/最终横截面,垂直于 轴线XX')> 1.5(e)沿垂直于轴线XX'的轴在热状态下的压缩(初始横截面截面/初始横截面)> 15%(f)轧制 ,在常规条件下进行热挤压或锻造,以及用于通过冷加工可能减轻应力的淬火和回火的通常操作(例如状态T6,T651或T652)。 对于等效的机械特性,可以使处理状态下的疲劳强度或韧性的特性大约增加50%。