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    • 1. 发明申请
    • METHOD FOR PRODUCTION OF ALLOYED TITANIUM WELDING WIRE
    • 生产合金钛铁丝焊丝的方法
    • WO2012127426A1
    • 2012-09-27
    • PCT/IB2012/051346
    • 2012-03-21
    • NORSK TITANIUM COMPONENTS ASJENSRUD, OlaKOLBU, ArneGULBRANDSEN-DAHL, SverreDRING, Kevin
    • JENSRUD, OlaKOLBU, ArneGULBRANDSEN-DAHL, SverreDRING, Kevin
    • C22C14/00B22F3/16B23K35/32C22F1/18
    • B23K35/325B21C23/08B21C23/32B21C25/02B22F1/0003B22F3/02B22F3/18B22F3/20B22F5/12B22F2301/205B22F2304/15B22F2998/10B23K35/0244B23K35/0261B23K35/40C22C1/03C22C1/045C22C14/00C22F1/02C22F1/183B22F3/10
    • This invention relates to a method for producing a weldable titanium alloy and/or composite wire by cold compaction, extrusion and rolling of a blended mixture of titanium sponge and alloying additions and/or reinforcing particles, where the method comprises the following successive process steps: a) forming a green object by; - blending particulates of titanium sponge with a particle diameter in the range from 0.5 to 10 mm with one or more powdered alloying additions with particle size in the range from 50– 250 μm, -cold compacting the blended mixture and subjecting the blended mixture including lubricant to a pressure in the range from 750 to 1250 MPa, b) forming a work body of alloyed titanium by; - heating the green object in a protected atmosphere up to a temperature in the range from 1000 to 1250 °C and holding the temperature for a period of at least 4 hours, and then - hot working the green object at a temperature of less than 200 °C apart from the beta transition temperature of the titanium alloy and shaping the green object to obtain an elongated profile, and c) forming the welding wire by: - rolling the elongated profile body placing the work body in a rolling mill with one or more rolls placed in series to form the weldable wire with the desired diameter.
    • 本发明涉及通过冷压缩,挤压和轧制海绵钛和合金添加剂和/或增强颗粒的混合物来生产可焊接的钛合金和/或复合线的方法,其中该方法包括以下连续的工艺步骤: a)形成绿色物体; - 将海绵钛颗粒与0.5至10mm的粒径混合,并加入一种或多种粒度为50-250μm的粉末状合金添加剂, - 将该共混混合物压实并使混合的混合物 达到750〜1250MPa的压力,b)通过以下方式形成合金化钛的工件体: 在受保护的气氛中将生物体加热至1000至1250℃的温度,并保持温度至少4小时,然后在小于200℃的温度下对生物进行热加工 除了钛合金的β转变温度之外,并且使绿色物体成形以获得细长轮廓,以及c)通过以下步骤来形成焊丝: - 将细长轮廓体滚动,将工件放置在具有一个或多个 卷成串联形成具有所需直径的可焊接线。
    • 2. 发明申请
    • EXTRUDED MONOLITHIC ALUMINUM TRAILER LANDING GEAR FOOT AND METHOD OF MAKING SAME
    • 超高分子铝合金拖拉机起落架及其制造方法
    • WO2006084175A2
    • 2006-08-10
    • PCT/US2006003922
    • 2006-02-06
    • ALCOA INC
    • TRAGESER ANDREW BSTOL ISRAEL
    • A47B91/00
    • B21C23/14B21C23/217B21C23/32B21C29/04B60S9/02
    • This invention discloses a monolithic aluminum foot (2) for use with a tractor trailer landing gear. The monolithic foot (2) has a pocket (20) that is adapted to receive the landing gear (4) and one or more support members (32) extending radially outward from the walls (14, 16) of the pocket (20). The support members (32) are integrally extruded with the walls (14, 16) of the pocket (20) during the extrusion of the foot (2). The foot (2) and the landing gear (4) have one or more aligned apertures (28) that are adapted to receive one or more locking members, which lock the foot (2) to the landing gear (4). This invention also discloses an extrusion method of fabricating monolithic foot (2) in tractor trailer gear.
    • 本发明公开了一种与拖拉机拖车起落架一起使用的单块铝脚(2)。 单块脚(2)具有适于容纳起落架(4)的口袋(20)和从口袋(20)的壁(14,16)径向向外延伸的一个或多个支撑构件(32)。 在脚部(2)的挤出期间,支撑构件(32)与袋(20)的壁(14,16)一体地挤压。 脚(2)和起落架(4)具有一个或多个对准的孔(28),其适于容纳一个或多个将脚(2)锁定到起落架(4)的锁定构件。 本发明还公开了一种在拖拉机拖车齿轮中制造整体式脚架(2)的挤出方法。
    • 6. 发明申请
    • METHOD OF FABRICATION OF NANOCRYSTALLINE TITANIUM, IN PARTICULAR FOR MEDICAL IMPLANTS, AND TITANIUM MEDICAL IMPLANT
    • 制备纳米晶钛,特别是用于医学植入物的方法以及钛医学植入物
    • WO2014092590A4
    • 2014-08-07
    • PCT/PL2013050033
    • 2013-12-11
    • INST WYSOKICH CISNIEN POLSKIEJ AKADEMII NAUK
    • PACHLA WACŁAWKULCZYK MARIUSZWOJCIECHOWSKI KONRAD
    • B21C23/00
    • B21C23/001A61L27/06A61L2400/12B21C23/002B21C23/007B21C23/32B21C29/003B21J9/06C22C14/00
    • The method consists of subjecting a coarse-grained titanium semi-product (1) with the pure titanium content of at least 99wt% to a plastic deformation. In said plastic deformation the transverse cross-section surface area of the titanium semi-product is reduced by hydrostatic extrusion in which the titanium semi-product is the billet (1) extruded through the die (4). The reduction (R) of the transverse cross-section of the titanium billet (1) is realized in at least three but not more than five consecutive hydrostatic extrusion passes at the initial temperature of the billet (1) not above 50º C and the extrusion velocity not above 50 cm/s. Prior to each hydrostatic extrusion pass, the titanium billet is covered with a friction-reducing agent. During the first hydrostatic extrusion pass, the reduction of the transverse cross-section surface area of the titanium semi-product is at least four, whereas during the second and third hydrostatic extrusion pass it is at least two and a half. The titanium medical implant contains at least 99wt% of pure titanium. The material of the implant has a nanocrystalline structure with an average grain size below 100nm, and the yield stress exceeding 1000 MPa.
    • 该方法包括对粗粒钛半成品(1)进行塑性变形,使纯钛含量至少为99wt%。 在所述塑性变形中,钛半成品的横截面表面积通过流体静力学挤压而降低,其中钛半成品是通过模具(4)挤压的坯料(1)。 钛坯料(1)的横截面的减少(R)是在坯料(1)的初始温度不高于50℃的情况下以至少三次但不超过五次连续的静液压挤压过程实现的,挤压 速度不超过50厘米/秒。 在每次静水压挤压成型之前,钛钢坯用减摩剂覆盖。 在第一次静水压挤压过程中,钛半成品的横截面表面积的减小量至少为4,而在第二和第三静压挤压过程中,其至少为2.5。 钛医疗植入物含有至少99重量%的纯钛。 植入物的材料具有平均晶粒尺寸低于100nm的纳米晶体结构,并且屈服应力超过1000MPa。