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    • 2. 发明授权
    • Fluid catalytic cracking catalyst for cracking sulfur containing
petroleum feedstocks and a process for using it
    • 用于裂解含硫石油原料的流化催化裂化催化剂及其使用方法
    • US4606813A
    • 1986-08-19
    • US730111
    • 1985-05-03
    • John W. ByrneBarry K. Speronello
    • John W. ByrneBarry K. Speronello
    • B01J29/08B01J35/00C10G11/05
    • C10G11/05B01J29/084B01J35/002
    • The present invention is directed to a fluid catalytic cracking catalyst comprising a blend of a catalytically active first component and a second component for reducing the emissions of oxides of sulfur from the regenerator of a catalytic cracking unit and the use of that catalyst to crack sulfur containing petroleum feedstocks. The catalytically active first component contains Y-faujasite zeolite and comprises about 10-70% by weight, preferably about 25-50% by weight, of the catalyst. The second component of the catalyst comprises about 30-90% by weight, preferably about 50-75% by weight, of the catalyst. The second component comprises fluidizable particles containing at least about 70% by weight, preferably at least about 90% by weight, alumina and having an equilibrium surface area in the range of about 40-100 m.sup.2 /g., preferably in the range of about 50-90 m.sup.2 /g.
    • 本发明涉及一种流化催化裂化催化剂,其包含催化活性的第一组分和第二组分的共混物,用于减少来自催化裂化装置的再生器的硫的氧化物的排放,以及使用该催化剂来裂解含硫 石油原料。 催化活性的第一组分含有Y-八面沸石沸石,并且占催化剂的约10-70重量%,优选约25-50重量%。 催化剂的第二组分包含约30-90重量%,优选约50-75重量%的催化剂。 第二组分包含含有至少约70重量%,优选至少约90重量%的氧化铝的可流化颗粒,其平衡表面积在约40-100m 2 / g的范围内,优选在约 50-90平方米/克。
    • 10. 发明授权
    • Device for generating aqueous chlorine dioxide solutions
    • 用于产生二氧化氯水溶液的装置
    • US07875238B2
    • 2011-01-25
    • US11550995
    • 2006-10-19
    • Gerald S. KoermerBarry K. SperonelloLinda Hratko
    • Gerald S. KoermerBarry K. SperonelloLinda Hratko
    • A61L2/18A61L9/00A01N59/08
    • C01B11/024
    • The invention pertains to a device for generating aqueous chlorine dioxide solutions when the device is contacted with liquid water. The device comprises an alkali metal or alkaline earth metal chlorite, e.g., sodium chlorite, and a chemical reagent comprising an acid or a material capable of releasing an acid upon exposure to liquid water, e.g., sodium bisulfate. The chlorite and the reagent are either combined as a mixture or are disposed as separate components adhered to the surface of one or more substrates. Upon exposure to liquid water, the chlorite and the reagent produce boundary layers. The chlorite and the reagent are disposed upon, and adhered to, the surface(s) of the substrates in a manner such that upon exposure to liquid water, the chlorite boundary layer comes into contact with the reagent boundary layer to thereby produce an aqueous chlorine dioxide solution.
    • 本发明涉及当该装置与液态水接触时产生二氧化氯水溶液的装置。 该装置包括碱金属或碱土金属亚氯酸盐,例如亚氯酸钠,以及包含酸或能够暴露于液态水例如硫酸氢钠时能释放酸的材料的化学试剂。 亚氯酸盐和试剂可以作为混合物组合,或作为分离的组分而被设置在一个或多个衬底的表面上。 当暴露于液态水时,亚氯酸盐和试剂产生边界层。 亚氯酸盐和试剂以这样的方式设置在基底表面上并附着在其表面上,使得当暴露于液态水时,亚氯酸盐边界层与试剂边界层接触,从而产生氯水 二氧化碳溶液。