Alumina Forming Bimetallic Tube for Refinery Process Furnaces and Method of Making and Using
    3.
    发明申请
    Alumina Forming Bimetallic Tube for Refinery Process Furnaces and Method of Making and Using 有权
    用于精炼厂工艺炉的氧化铝成型双金属管及其制造和使用方法

    公开(公告)号:US20120211400A1

    公开(公告)日:2012-08-23

    申请号:US13446376

    申请日:2012-04-13

    IPC分类号: C10G75/02 C10G75/04

    摘要: Provided is a bimetallic tube for transport of hydrocarbon feedstocks in refinery process furnaces, and more particularly in furnace radiant coils, including: i) an outer tube layer being formed from stainless steels including chromium in the range of 15.0 to 26.0 wt. % based on the total weight of the stainless steel; ii) an inner tube layer being formed from an alumina forming bulk alloy including 5.0 to 10.0 wt. % of Al, 20.0 wt. % to 25.0 wt. % Cr, less than 0.4 wt. % Si, and at least 35.0 wt. % Fe with the balance being Ni, wherein the inner tube layer is formed plasma powder welding the alumina forming bulk alloy on the inner surface of the outer tube layer; and iii) an oxide layer formed on the surface of the inner tube layer, wherein the oxide layer is substantially comprised of alumina, chromia, silica, mullite, spinels, or mixtures thereof.

    摘要翻译: 本发明提供一种用于在精炼加工炉中更加特别是在炉内辐射线圈中输送烃原料的双金属管,包括:i)由不锈钢形成的外管层,该不锈钢包括15.0至26.0wt。 基于不锈钢总重量%; ii)内管层,其由包含5.0至10.0重量%的氧化铝形成块状合金形成。 %的Al,20.0wt。 %至25.0wt。 %Cr,小于0.4wt。 %Si,和至少35.0wt。 %Fe,余量为Ni,其中内管层形成等离子体粉末,将氧化铝形成体合金焊接在外管层的内表面上; 以及iii)形成在所述内管层的表面上的氧化物层,其中所述氧化物层基本上由氧化铝,氧化铬,二氧化硅,莫来石,尖晶石或其混合物组成。

    Method of rapidly identifying X-ray powder diffraction patterns
    4.
    发明申请
    Method of rapidly identifying X-ray powder diffraction patterns 审中-公开
    快速识别X射线粉末衍射图的方法

    公开(公告)号:US20060015265A1

    公开(公告)日:2006-01-19

    申请号:US09947153

    申请日:2001-09-05

    申请人: Anne Raich

    发明人: Anne Raich

    IPC分类号: G06F19/00

    摘要: A method to rapidly identify multiple X-ray powder diffraction patterns, such as those generated through combinatorial chemistry, has been developed. More particularly, the method is directed toward measuring X-ray powder diffraction patterns of a set of materials and applying hierarchical clustering analysis to determine clusters of X-ray powder diffraction patterns that are similar. A search-match algorithm is applied to the X-ray powder diffraction patterns within a cluster to determine the several most likely structural identities of the materials forming the cluster, and correspondence factor analysis is applied to the multiple sets of possible identities to establish the most likely structural identity of all the members of the cluster.

    摘要翻译: 已经开发了快速鉴定多个X射线粉末衍射图案的方法,例如通过组合化学产生的衍射图案。 更具体地,该方法旨在测量一组材料的X射线粉末衍射图案并应用层次聚类分析来确定类似的X射线粉末衍射图案的簇。 将搜索匹配算法应用于群集中的X射线粉末衍射图,以确定形成簇的材料的几种最可能的结构身份,并将对应因子分析应用于多组可能身份以建立最多 群集的所有成员可能具有结构身份。

    Alumina forming bimetallic tube for refinery process furnaces and method of making and using
    5.
    发明授权
    Alumina forming bimetallic tube for refinery process furnaces and method of making and using 有权
    用于炼油工艺炉的氧化铝形成双金属管及其制造和使用方法

    公开(公告)号:US08877342B2

    公开(公告)日:2014-11-04

    申请号:US13446376

    申请日:2012-04-13

    摘要: Provided is a bimetallic tube for transport of hydrocarbon feedstocks in refinery process furnaces, and more particularly in furnace radiant coils, including: i) an outer tube layer being formed from stainless steels including chromium in the range of 15.0 to 26.0 wt. % based on the total weight of the stainless steel; ii) an inner tube layer being formed from an alumina forming bulk alloy including 5.0 to 10.0 wt. % of Al, 20.0 wt. % to 25.0 wt. % Cr, less than 0.4 wt. % Si, and at least 35.0 wt. % Fe with the balance being Ni, wherein the inner tube layer is formed plasma powder welding the alumina forming bulk alloy on the inner surface of the outer tube layer; and iii) an oxide layer formed on the surface of the inner tube layer, wherein the oxide layer is substantially comprised of alumina, chromia, silica, mullite, spinels, or mixtures thereof.

    摘要翻译: 本发明提供一种用于在精炼加工炉中更加特别是在炉内辐射线圈中输送烃原料的双金属管,包括:i)由不锈钢形成的外管层,该不锈钢包括15.0至26.0wt。 基于不锈钢总重量%; ii)内管层,其由包含5.0至10.0重量%的氧化铝形成块状合金形成。 %的Al,20.0wt。 %至25.0wt。 %Cr,小于0.4wt。 %Si,和至少35.0wt。 %Fe,余量为Ni,其中内管层形成等离子体粉末,将氧化铝形成体合金焊接在外管层的内表面上; 以及iii)形成在所述内管层的表面上的氧化物层,其中所述氧化物层基本上由氧化铝,氧化铬,二氧化硅,莫来石,尖晶石或其混合物组成。