Methods for forming oxide dispersion-strengthened alloys
    1.
    发明授权
    Methods for forming oxide dispersion-strengthened alloys 有权
    形成氧化物分散强化合金的方法

    公开(公告)号:US09447484B2

    公开(公告)日:2016-09-20

    申请号:US14043994

    申请日:2013-10-02

    Abstract: In accordance with an exemplary embodiment, a method of forming a oxide dispersion-strengthened alloy metal includes the steps of providing, in a powdered form, an oxide dispersion-strengthened alloy composition that is capable of achieving a dispersion-strengthened microstructure, directing a low energy density energy beam at a portion of the alloy composition, withdrawing the energy beam from the portion of the powdered alloy composition, and cooling the portion of the powdered alloy composition at a rate greater than or equal to about 106° F. per second, thereby forming the oxide dispersion-strengthened alloy metal.

    Abstract translation: 根据示例性实施例,形成氧化物分散强化合金金属的方法包括以粉末形式提供能够实现分散强化微结构的氧化物分散强化合金组合物的步骤, 在合金组合物的一部分处的能量密度能量束,从粉末状合金组合物的部分中取出能量束,并以大于或等于约106°F /秒的速率冷却粉末状合金组合物的该部分, 从而形成氧化物分散强化合金金属。

    Shell metal core box structure and method

    公开(公告)号:US10646915B2

    公开(公告)日:2020-05-12

    申请号:US15819898

    申请日:2017-11-21

    Abstract: A structure and method are provided for forming a box for molding an article for use in casting. A wall defines a cavity formed in a shape of the article and configured to receive a material for forming the article. A rim is disposed around the wall and extends therefrom defining a hollow back on an opposite side of the wall from the cavity. A lattice structure formed in the hollow back and is connected with the wall and with the rim. The box may be formed by additive manufacturing.

    SHELL METAL CORE BOX STRUCTURE AND METHOD
    3.
    发明申请

    公开(公告)号:US20190151933A1

    公开(公告)日:2019-05-23

    申请号:US15819898

    申请日:2017-11-21

    Abstract: A structure and method are provided for forming a box for molding an article for use in casting. A wall defines a cavity formed in a shape of the article and configured to receive a material for forming the article. A rim is disposed around the wall and extends therefrom defining a hollow back on an opposite side of the wall from the cavity. A lattice structure formed in the hollow back and is connected with the wall and with the rim. The box may be formed by additive manufacturing.

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