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    • 22. 发明授权
    • Ternary active brazing based on a zirconium-nickel alloy
    • 基于锆 - 镍合金的三元有源钎焊
    • US5334344A
    • 1994-08-02
    • US791092
    • 1991-11-12
    • Frank HegnerElke SchmidtThomas KlahnPeter ReimannHeinz BreitensteinStephan Messmer
    • Frank HegnerElke SchmidtThomas KlahnPeter ReimannHeinz BreitensteinStephan Messmer
    • B23K35/32B22D11/06B23K35/02B23K35/40C04B37/00C04B37/02C22C16/00C30B33/06G01L9/12G05D16/00
    • G01L9/0075B22D11/0611B22D11/064B23K35/0233B23K35/32
    • This active brazing preferably serves to braze (join) ((aluminum-)oxide-)ceramic parts or single crystals or metal parts or to braze (join) ((aluminum-)oxide-)ceramic parts to single crystals or ((aluminum-)oxide-)ceramic parts or single crystals to metal parts. In addition to the zirconium-nickel alloy, which is composed of 70 atom % to 85 atom % zirconium and 15 atom % to 30 atom % nickel, it contains titanium. In an apparatus for fabricating a foil (6) from this ternary active-brazing alloy by melt spinning which has a uniform thickness and two surfaces that are as smooth as possible, the alloy, after being melted by high-frequency heating in a cylindrical crucible (1) made completely of a high-temperature-resistant and highly thermally conductive nonmetallic material, particularly of high-density graphite or of boron nitride, is forced through an opening (3) in the bottom of the crucible onto a metal drum (5) of high thermal conductivity rotating at a high circumferential speed, on which the liquid alloy solidifies at a cooling rate on the order of 10.sup.3 .degree. to 10.sup.6 .degree. C./s. A product made using this ternary active brazing is a pressure sensor (10 ) having a substrate (12) and a diaphragm (11) of ceramic, particularly alumina ceramic, preferably with a purity of 96 wt. %, which are thermally joined around the periphery in a defined spaced relationship (d) and parallel to each other by means of the active brazing , e.g., by means of a preform (20) made therefrom, thus forming a chamber (13) .
    • 这种活性钎焊优选用于将((铝)氧化物)陶瓷部件或(单独的)氧化物 - 陶瓷部件或单晶体或金属部件钎焊((连接)(( - )氧化物)陶瓷部件到单晶或((铝 - )氧化物 - )陶瓷部件或单晶到金属部件。 除了由70原子%至85原子%的锆和15原子%至30原子%的镍组成的锆 - 镍合金之外,还含有钛。 在通过熔融纺丝从均匀的厚度和两个表面尽可能平滑的熔融纺丝制造箔(6)的装置中,该合金在通过高频加热在圆柱形坩埚中熔化之后 (1)完全由高温高导热非金属材料,特别是高密度石墨或氮化硼制成,被迫穿过坩埚底部的开口(3)到金属鼓(5 )以高圆周速度旋转的高热导率,液体合金以约103〜106℃/秒的冷却速度固化。 使用这种三元活性钎焊制成的产品是具有基底(12)和陶瓷的隔膜(11),特别是氧化铝陶瓷的压力传感器(10),优选纯度为96wt。 %,它们以限定的间隔关系(d)围绕周边热连接并且通过活性钎焊彼此平行,例如通过由其制成的预成型件(20),从而形成腔室(13)。
    • 28. 发明授权
    • Apparatus for fabricating a foil
    • 用于制造箔的装置
    • US5351938A
    • 1994-10-04
    • US16515
    • 1993-02-11
    • Frank HegnerElke SchmidtThomas KlahnPeter ReimannHeinz BreitensteinStephan Messmer
    • Frank HegnerElke SchmidtThomas KlahnPeter ReimannHeinz BreitensteinStephan Messmer
    • B23K35/32B22D11/06B23K35/02B23K35/40C04B37/00C04B37/02C22C16/00C30B33/06G01L9/12G05D16/00B22D41/01
    • G01L9/0075B22D11/0611B22D11/064B23K35/0233B23K35/32
    • This active brazing serves to braze ceramic parts or single crystals or metal parts or to braze ceramic parts to single crystals or ceramic parts or single crystals to metal parts. In addition to the zirconium-nickel alloy, which is composed of 70 atom % to 85 atom % zirconium and 15 atom % to 30 atom % nickel, it contains titanium. In an apparatus for fabricating a foil (6) from this ternary active-brazing alloy by melt spinning which has a uniform thickness and two surfaces that are as smooth as possible, the alloy, after being melted by high-frequency heating in a cylindrical crucible (1) made completely of a high-temperature-resistant and highly thermally conductive nonmetallic material, particularly of high-density graphite or of boron nitride, is forced through an opening (3) in the bottom of the crucible onto a metal drum (5) of high thermal conductivity rotating at a high circumferential speed, on which the liquid alloy solidifies at a cooling rate on the order of 10.sup.3 to 10.sup.6 .degree. C./s. A product made using this ternary active brazing is a pressure sensor (10) having a substrate (12) and a diaphragm (11) of ceramic, particularly alumina ceramic, preferably with a purity of 96 wt.%, which are thermally joined around the periphery in a defined spaced relationship (d) and parallel to each other by means of the active brazing, e.g., by means of a preform (20) made therefrom, thus forming a chamber (13).
    • 这种活性钎焊用于钎焊陶瓷部件或单晶或金属部件或将陶瓷部件钎焊到单晶或陶瓷部件或单晶到金属部件。 除了由70原子%至85原子%的锆和15原子%至30原子%的镍组成的锆 - 镍合金之外,还含有钛。 在通过熔融纺丝从均匀的厚度和两个表面尽可能平滑的熔融纺丝制造箔(6)的装置中,该合金在通过高频加热在圆柱形坩埚中熔化之后 (1)完全由高温高导热非金属材料,特别是高密度石墨或氮化硼制成,被迫穿过坩埚底部的开口(3)到金属鼓(5 )的高导热率以高圆周速度旋转,液体合金以约103至106℃/ s的冷却速率固化。 使用这种三元活性钎焊制成的产品是压力传感器(10),其具有衬底(12)和陶瓷的隔膜(11),特别是氧化铝陶瓷,优选纯度为96重量%,它们围绕 周边以限定的间隔关系(d)并且通过活性钎焊彼此平行,例如通过由其制成的预成型件(20),从而形成腔室(13)。