METALLIC GLASS ALLOYS FOR MECHANICALLY RESONANT MARKER SURVEILLANCE SYSTEMS
    1.
    发明申请
    METALLIC GLASS ALLOYS FOR MECHANICALLY RESONANT MARKER SURVEILLANCE SYSTEMS 审中-公开
    金属玻璃合金机械式谐振器监控系统

    公开(公告)号:WO1996032518A1

    公开(公告)日:1996-10-17

    申请号:PCT/US1996005093

    申请日:1996-04-12

    Abstract: A glassy metal alloy consists essentially of the formula: FeaCobNicMdBeSifCg, where "M" is at least one member selected form the group consisting of molybdenum, chromium and manganese, "a-g" are in atom percent, "a" ranges from about 30 to about 45, "b" ranges form about 4 to about 40, "c" ranges from about 5 to about 45, "d" ranges from about 0 to about 3, "e" ranges from about 10 to about 25, "f" ranges from about 0 to about 15 and "g" ranges from about 0 to about 2. The alloy can be cast by rapid solidification into ribbon, annealed to enhance magnetic properties, and formed into a marker that is especially suited for use in magneto-mechanically actuated articles surveillance systems. Advantageously, the marker is characterised by relatively linear magnetization response in the frequency regime wherein harmonic marker systems operate magnetically. Voltage amplitudes detected from the marker are high, and interference between surveillance systems based on mechanical resonance and harmonic re-radiance is virtually eliminated.

    Abstract translation: 玻璃状金属合金主要由以下分子式组成:FeaCobNicMdBeSifCg,其中“M”为选自钼,铬和锰的至少一种,“ag”为原子百分数,“a”为约30至约 45,“b”范围形成约4至约40,“c”为约5至约45,“d”为约0至约3,“e”为约10至约25,“f” 约0至约15,“g”的范围为约0至约2.该合金可以通过快速固化成带进行退火,以提高磁性,并形成特别适用于磁机械的标记 致动物品监控系统。 有利地,标记的特征在于频率范围内的相对线性的磁化响应,其中谐波标记系统以磁性方式操作。 从标记检测到的电压幅度很大,基本上消除了基于机械共振和谐波重新辐射的监视系统之间的干扰。

    METALLIC GLASS ALLOYS FOR MECHANICALLY RESONANT MARKER SURVEILLANCE SYSTEMS
    2.
    发明申请
    METALLIC GLASS ALLOYS FOR MECHANICALLY RESONANT MARKER SURVEILLANCE SYSTEMS 审中-公开
    金属玻璃合金机械式谐振器监控系统

    公开(公告)号:WO1997050099A1

    公开(公告)日:1997-12-31

    申请号:PCT/US1997011405

    申请日:1997-06-26

    Abstract: A glassy metal alloy consists essentially of the formula FeaCobNicMdBeSifCg, where "M" is at least one member selected from the group consisting of molybdenum, chromium and manganese, "a-g" are in atom percent, "a" ranges from about 30 to about 45, "b" ranges from about 8 to about 18, "c" ranges from about 20 to about 45, "d" ranges from about 0 to about 3, "e" ranges from about 12 to about 20, "f" ranges from about 0 to about 5 and "g" ranges from about 0 to about 2. The alloy can be cast by rapid solidification into ribbon, cross-field annealed to enhance magnetic properties, and formed into a marker that is especially suited for use in magneto-mechanically actuated article surveillance systems. Advantageously, the marker is characterized by substantially linear magnetization response in the frequency regime wherein harmonic marker systems operate magnetically. Voltage amplitudes detected for the marker are high, and interference between surveillance systems based on mechanical resonance and harmonic re-radiance is virtually eliminated.

    Abstract translation: 玻璃状金属合金主要由式FeaCobNicMdBeSifCg组成,其中“M”为选自钼,铬和锰的至少一种,“ag”为原子百分数,“a”为约30至约45 ,“b”为约8至约18,“c”为约20至约45,“d”为约0至约3,“e”为约12至约20,“f”为 约0至约5,“g”的范围为约0至约2.该合金可以通过快速固化成带状,进行交叉场退火以增强磁性,并形成特别适用于磁性的标记 机械致动物品监控系统。 有利地,该标记的特征在于频率范围内的基本线性的磁化响应,其中谐波标记系统以磁性方式操作。 检测到的标记电压幅度很大,实际上消除了基于机械共振和谐波重新辐射的监视系统之间的干扰。

    METHOD OF ACHIEVING A CONTROLLED STEP CHANGE IN THE MAGNETIZATION LOOP OF AMORPHOUS ALLOYS
    3.
    发明申请
    METHOD OF ACHIEVING A CONTROLLED STEP CHANGE IN THE MAGNETIZATION LOOP OF AMORPHOUS ALLOYS 审中-公开
    在非晶合金磁化环中实现控制步长变化的方法

    公开(公告)号:WO1997000506A1

    公开(公告)日:1997-01-03

    申请号:PCT/US1996008676

    申请日:1996-06-04

    CPC classification number: G08B13/2408 G08B13/2442 H01F1/0304 H01F1/15316

    Abstract: A magnetic theft detection system includes a glassy metal alloy strip having a value of magnetostriction near zero. The strip has been annealed to produce a step change in the magnetization versus applied field behavior (B-H loop) thereof, and has a composition consisting essentially of the formula: (Co Fe)100-x (Si B)x where 20

    Abstract translation: 磁性盗窃检测系统包括具有接近零的磁致伸缩值的玻璃状金属合金带。 该带已经退火以产生磁化强度相对于其施加的磁场行为(BH环)的阶梯变化,并且具有基本上由以下结构组成的组成:(Co Fe)100-x(Si B)x,其中20 < 在氧化气氛中退火金属合金带导致表面氧化物的形成,然后是形成一个表面氧化物 特征晶体Co层,厚度在1〜2μm的范围内。 结晶Co层的厚度确定阈值磁场的值,并由退火条件和铸态表面化学和结构控制。

    METALLIC GLASS ALLOYS FOR MECHANICALLY RESONANT MARKER SURVEILLANCE SYSTEMS
    4.
    发明申请
    METALLIC GLASS ALLOYS FOR MECHANICALLY RESONANT MARKER SURVEILLANCE SYSTEMS 审中-公开
    金属玻璃合金机械式谐振器监控系统

    公开(公告)号:WO1996032731A1

    公开(公告)日:1996-10-17

    申请号:PCT/US1996005090

    申请日:1996-04-12

    CPC classification number: G08B13/2408 G01V15/00 G08B13/2442 H01F1/15316

    Abstract: A glassy metal alloy consists essentially of the formula Coa Feb Nic Md Be Sif Cg, where M is selected from molybdenum and chromium and "a", "b", "c", "d", "e", "f" and "g" are in atom percent, "a" ranges from about 40 to about 43, "b" ranges from about 35 to about 42 and "c" ranges from 0 to about 5, "d" ranges from 0 to about 3, "e" ranges from about 10 to about 25, "f" ranges from 0 to about 15 and "g" ranges from 0 to about 2. The alloy can be cast by rapid solidification into ribbon, annealed to enhance magnetic properties thereof, and formed into a marker that is especially suited for use in magneto-mechanically actuated article surveillance systems. Advantageously, the marker is characterized by relatively linear magnetization response in the frequency regime wherein harmonic marker systems operate magnetically. Voltage amplitudes detected for the marker are high, and interference between surveillance systems based on mechanical resonance and harmonic re-radiance is virtually eliminated.

    Abstract translation: 玻璃状金属合金基本上由公式Coa Feb Nic Md Be Sif Cg组成,其中M选自钼和铬,“a”,“b”,“c”,“d”,“e”,“f”和 “g”为原子百分数,“a”为约40至约43,“b”为约35至约42,“c”为0至约5,“d”为0至约3, “e”的范围为约10至约25,“f”为0至约15,“g”为0至约2。该合金可以通过快速固化成带进行退火,以提高其磁特性, 形成特别适用于磁机械致动物品监视系统的标记。 有利地,标记的特征在于频率范围内的相对线性的磁化响应,其中谐波标记系统以磁性方式操作。 对于标记检测到的电压幅度很大,基本上消除了基于机械共振和谐波重新辐射的监视系统之间的干扰。

    METALLIC GLASS ALLOYS FOR MECHANICALLY RESONANT MARKER SURVEILLANCE SYSTEMS
    5.
    发明公开
    METALLIC GLASS ALLOYS FOR MECHANICALLY RESONANT MARKER SURVEILLANCE SYSTEMS 有权
    非晶态金属合金具有机械共振MARKER监测系统

    公开(公告)号:EP1018125A1

    公开(公告)日:2000-07-12

    申请号:EP98948567.7

    申请日:1998-09-25

    Abstract: A glassy metal alloy consists essentially of the formula FeaCobNicMdBeSifCg, where 'M' is at least one member selected from the group consisting of molybdenum, chromium and manganese, 'a-g' are in atom percent, 'a' ranges from about 19 to about 29, 'b' ranges from about 16 to about 42, 'c' ranges from about 20 to about 40, 'd' ranges from about 0 to about 3, 'e' ranges from about 10 to about 20, 'f' ranges from about 0 to about 9 and 'g' ranges from about 0 to about 3. The alloy can be cast by rapid solidification into ribbon, annealed to enhance magnetic properties, and formed into a marker that is especially suited for use in magneto-mechanically actuated article surveillance systems. Advantageously, the marker is characterized by substantially linear magnetization response to an applied magnetic field in the frequency regime wherein harmonic marker systems operate magnetically. Voltage amplitudes detected for the marker are high, and interference between surveillance systems based on mechanical resonance and harmonic re-radiance is virtually eliminated.

    METHOD OF ACHIEVING A CONTROLLED STEP CHANGE IN THE MAGNETIZATION LOOP OF AMORPHOUS ALLOYS
    6.
    发明公开
    METHOD OF ACHIEVING A CONTROLLED STEP CHANGE IN THE MAGNETIZATION LOOP OF AMORPHOUS ALLOYS 失效
    流程实现可控变化的阶段,非晶合金磁环

    公开(公告)号:EP0832476A1

    公开(公告)日:1998-04-01

    申请号:EP96919057.0

    申请日:1996-06-04

    CPC classification number: G08B13/2408 G08B13/2442 H01F1/0304 H01F1/15316

    Abstract: A magnetic theft detection system includes a glassy metal alloy strip having a value of magnetostriction near zero. The strip has been annealed to produce a step change in the magnetization versus applied field behavior (B-H loop) thereof, and has a composition consisting essentially of the formula: (Co Fe)100-x (Si B)x where 20 « x « 23 and 15.4 « Co/Fe « 15.9 and 7.5 « B/Si « 9. Annealing of the metal alloy strip in an oxidizing atmosphere causes the formation of a surface oxide followed by a distinctive crystalline Co-layer with thickness in the range of 1 to 2 νm. The thickness of the crystalline Co-layer determines the value of the threshold magnetic field and is controlled by the annealing condition and the as cast surface chemistry and structure.

    METALLIC GLASS ALLOYS FOR MECHANICALLY RESONANT MARKER SURVEILLANCE SYSTEMS
    7.
    发明公开
    METALLIC GLASS ALLOYS FOR MECHANICALLY RESONANT MARKER SURVEILLANCE SYSTEMS 失效
    玻璃状合金针对响应LABEL监测系统

    公开(公告)号:EP0820633A1

    公开(公告)日:1998-01-28

    申请号:EP96913791.0

    申请日:1996-04-12

    CPC classification number: G08B13/2408 G01V15/00 G08B13/2442 H01F1/15316

    Abstract: A glassy metal alloy consists essentially of the formula Coa Feb Nic Md Be Sif Cg, where M is selected from molybdenum and chromium and 'a', 'b', 'c', 'd', 'e', 'f' and 'g' are in atom percent, 'a' ranges from about 40 to about 43, 'b' ranges from about 35 to about 42 and 'c' ranges from 0 to about 5, 'd' ranges from 0 to about 3, 'e' ranges from about 10 to about 25, 'f' ranges from 0 to about 15 and 'g' ranges from 0 to about 2. The alloy can be cast by rapid solidification into ribbon, annealed to enhance magnetic properties thereof, and formed into a marker that is especially suited for use in magneto-mechanically actuated article surveillance systems. Advantageously, the marker is characterized by relatively linear magnetization response in the frequency regime wherein harmonic marker systems operate magnetically. Voltage amplitudes detected for the marker are high, and interference between surveillance systems based on mechanical resonance and harmonic re-radiance is virtually eliminated.

    METALLIC GLASS ALLOYS FOR MECHANICALLY RESONANT MARKER SURVEILLANCE SYSTEMS
    8.
    发明公开
    METALLIC GLASS ALLOYS FOR MECHANICALLY RESONANT MARKER SURVEILLANCE SYSTEMS 失效
    玻璃状金属合金,机械共振LOCK标记系统

    公开(公告)号:EP0907957A1

    公开(公告)日:1999-04-14

    申请号:EP97933226.0

    申请日:1997-06-26

    Abstract: A glassy metal alloy consists essentially of the formula FeaCobNicMdBeSifCg, where 'M' is at least one member selected from the group consisting of molybdenum, chromium and manganese, 'a-g' are in atom percent, 'a' ranges from about 30 to about 45, 'b' ranges from about 8 to about 18, 'c' ranges from about 20 to about 45, 'd' ranges from about 0 to about 3, 'e' ranges from about 12 to about 20, 'f' ranges from about 0 to about 5 and 'g' ranges from about 0 to about 2. The alloy can be cast by rapid solidification into ribbon, cross-field annealed to enhance magnetic properties, and formed into a marker that is especially suited for use in magneto-mechanically actuated article surveillance systems. Advantageously, the marker is characterized by substantially linear magnetization response in the frequency regime wherein harmonic marker systems operate magnetically. Voltage amplitudes detected for the marker are high, and interference between surveillance systems based on mechanical resonance and harmonic re-radiance is virtually eliminated.

    FE-NI BASED SOFT MAGNETIC ALLOYS HAVING NANOCRYSTALLINE STRUCTURE
    9.
    发明公开
    FE-NI BASED SOFT MAGNETIC ALLOYS HAVING NANOCRYSTALLINE STRUCTURE 失效
    对Fe - 纳米晶相结构镍基合金WEICHMAGNETISIERTE。

    公开(公告)号:EP0574513A1

    公开(公告)日:1993-12-22

    申请号:EP92908179.0

    申请日:1992-02-26

    Inventor: MARTIS, Ronald

    CPC classification number: H01F1/15341 C22C45/008 H01F1/15308 H01F1/15333

    Abstract: Alliages magnétiques doux à base de Fe-Ni à particules nanocristallines réparties uniformément dans une matrice amorphe. Les alliages magnétiques doux de l'invention peuvent être représentés par la formule générale:(Fe1-xNix)aMb(B1-ySiy)c, dans laquelle M représente un métal choisi dans le groupe constitué par Mo, Cr, Hf, Nb, Ta, Ni, V, W, Zr. La quantité "x" est comprise entre environ 0,2 et 0,9; a est compris entre environ 60 et 90; b est compris entre 0,1 et 10, y est compris entre 0 et 0,5 et c est compris entre environ 0,1 et environ 30, à la condition que toutes les éléments, plus les impuretés, représentent un total de 100. L'invention concerne également un procédé de production des alliages nanocristallins et d'optimatisation de certaines propriétes magnétiques desdits alliages par recuit en deux étapes.

    METHOD OF ACHIEVING A CONTROLLED STEP CHANGE IN THE MAGNETIZATION LOOP OF AMORPHOUS ALLOYS
    10.
    发明授权
    METHOD OF ACHIEVING A CONTROLLED STEP CHANGE IN THE MAGNETIZATION LOOP OF AMORPHOUS ALLOYS 失效
    流程实现可控变化的阶段,非晶合金磁环

    公开(公告)号:EP0832476B1

    公开(公告)日:1999-11-24

    申请号:EP96919057.8

    申请日:1996-06-04

    CPC classification number: G08B13/2408 G08B13/2442 H01F1/0304 H01F1/15316

    Abstract: A magnetic theft detection system includes a glassy metal alloy strip having a value of magnetostriction near zero. The strip has been annealed to produce a step change in the magnetization versus applied field behavior (B-H loop) thereof, and has a composition consisting essentially of the formula: (Co Fe)100-x (Si B)x where 20 « x « 23 and 15.4 « Co/Fe « 15.9 and 7.5 « B/Si « 9. Annealing of the metal alloy strip in an oxidizing atmosphere causes the formation of a surface oxide followed by a distinctive crystalline Co-layer with thickness in the range of 1 to 2 νm. The thickness of the crystalline Co-layer determines the value of the threshold magnetic field and is controlled by the annealing condition and the as cast surface chemistry and structure.

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