METHOD OF PRODUCING B 4C/AL NEUTRON ABSORBENT MATERIAL SHEET BY CONTINUOUS CAST ROLLING
    3.
    发明公开
    METHOD OF PRODUCING B 4C/AL NEUTRON ABSORBENT MATERIAL SHEET BY CONTINUOUS CAST ROLLING 审中-公开
    VERFAHREN ZUR HERSTELLUNG EINER B-4C / AL-NEUTRONENABSORBIERENDEN MATERIALBAHN DURCH STRANGGIESSWALZEN

    公开(公告)号:EP3112486A1

    公开(公告)日:2017-01-04

    申请号:EP15743006.7

    申请日:2015-01-28

    Abstract: The present invention provides a method for producing B4C/Al neutron-absorbing material sheet by continuous cast rolling including the steps of: 1) providing B4C particles and aluminum matrix melt, adding the B4C particles into the aluminum matrix melt while stirring the composite of the B4C particles and the aluminum matrix melt; 2) applying an electromagnetic field to the B4C particle-containing aluminum matrix melt passing through a headbox; 3) applying an ultrasonic vibration to the B4C particle-containing aluminum matrix melt passing through a casting nozzle; and 4) conducing twin roll continuous cast rolling on the B4C particle-containing aluminum matrix melt from the casting nozzle to obtain B4C/Al neutron-absorbing material sheet. The method of the present invention uses twin roll continuous cast rolling under coupled ultrasonic and electromagnetic oscillation to rapidly cool and refine the grains of the solidified composite material and realize uniform distribution of B4C particles in the aluminum matrix.

    Abstract translation: 本发明提供一种通过连续铸造制造B4C / Al中子吸收材料片的方法,包括以下步骤:1)提供B4C颗粒和铝基体熔体,将B4C颗粒加入到铝基体熔体中,同时搅拌 B4C颗粒和铝基体熔体; 2)对通过流浆箱的含B4C颗粒的铝基体熔体施加电磁场; 3)对通过铸造喷嘴的含B4C颗粒的铝基体熔体施加超声振动; 和4)在来自铸造喷嘴的B4C颗粒的铝基体熔体上进行双辊连续铸造,获得B4C / Al中子吸收材料片。 本发明的方法采用超声波和电磁振荡耦合下的双辊连续铸造,对凝固的复合材料颗粒进行快速冷却和细化,实现了B4C颗粒在铝基体中的均匀分布。

    METHODS OF PRODUCING DISPERSOID HARDENED METALLIC MATERIALS
    5.
    发明公开
    METHODS OF PRODUCING DISPERSOID HARDENED METALLIC MATERIALS 审中-公开
    VERFAHREN ZUR HERSTELLUNG VONDISPERSIONGEHÄRTETENMETALLISCHEN WERKSTOFFEN

    公开(公告)号:EP3081321A1

    公开(公告)日:2016-10-19

    申请号:EP16163946.3

    申请日:2016-04-05

    Abstract: Methods of forming dispersoid hardened metallic materials are provided. In an exemplary embodiment, a method of producing dispersoid hardened metallic materials includes forming a starting composition with a base metal component and a dispersoid forming component. The starting composition includes the base metal component in an amount from about 50 to about 99.999 weight percent and the dispersoid forming component in an amount from about 0.001 to about 1 weight percent, based on the total weight of the starting composition. A starting powder is formed from the starting composition, and the starting powder is fluidized with a fluidizing gas for a period of time sufficient to oxidize the dispersoid forming component to form the dispersoid hardened metallic material. The dispersoid forming component is oxidized while the starting powder is a solid.

    Abstract translation: 提供了形成分散硬化金属材料的方法。 在示例性实施方案中,生产分散硬化的金属材料的方法包括用贱金属组分和分散质形成组分形成起始组合物。 基于起始组合物的总重量,起始组合物包含约50至约99.999重量%的量的贱金属组分和约0.001至约1重量%量的分散质形成组分。 由起始组合物形成起始粉末,并将起始粉末用流化气体流化一段足以氧化分散质形成组分的时间以形成分散固化的金属材料。 分散质形成组分被氧化,而起始粉末是固体。

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