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    • 5. 发明授权
    • Sulfur transfer process in catalytic cracking
    • 催化裂化中的硫转移过程
    • US4240899A
    • 1980-12-23
    • US91153
    • 1979-11-05
    • Elroy M. GladrowWilliam L. SchuetteTerry A. Reid
    • Elroy M. GladrowWilliam L. SchuetteTerry A. Reid
    • B01J29/068C10G11/05C10G11/18
    • B01J29/068C10G11/05Y10S502/517
    • An improved catalyst, and process utilizing said catalyst for catalytically cracking a sulfur-containing hydrocarbon feed, and for the fixation of sulfur by the catalyst and transfer thereof from the catalyst regeneration zone to the reaction zone of a catalytic cracking unit. The catalyst comprises an admixture of composite particles, one present in major concentration for providing principally cracking and combustion promoting functions, and the other present in minor concentration for providing principally sulfur fixation and transfer functions. The particle present in major concentration, on the one hand, is constituted essentially of one of more Group VIII noble metals, preferably platinum, composited with a support comprised of a crystalline alumino silicate component distributed in an active cracking catalyst matrix, suitably one constituted of silica-alumina. The minor component particle, on the other hand, is comprised of one or more Group II-A metals, preferably magnesium, composited with a support, suitably silica-magnesia or silica-alumina, which may also contain a crystalline aluminosilicate zeolite component dispersed within the silica-magnesia or silica-alumina support matrix.
    • 一种改进的催化剂,以及利用所述催化剂催化裂化含硫烃进料和通过催化剂固定硫并将其从催化剂再生区转移到催化裂化装置的反应区的方法。 催化剂包括复合颗粒的混合物,其以主要浓度存在以提供主要的裂化和燃烧促进功能,另一种以较小的浓度存在以提供主要的硫固定和转移功能。 一方面,以主要浓度存在的颗粒基本上由更多的VIII族贵金属,优选铂组成,与由分布在活性裂化催化剂基质中的结晶铝硅酸盐组分组成的载体复合,合适的是由 二氧化硅 - 氧化铝。 另一方面,次要组分颗粒由一种或多种II-A族金属组成,优选镁,其与载体(合适的二氧化硅 - 氧化镁或二氧化硅 - 氧化铝)复合,其也可以含有分散在其中的结晶铝硅酸盐沸石组分 二氧化硅 - 氧化镁或二氧化硅 - 氧化铝载体基质。
    • 6. 发明授权
    • Sulfur transfer cracking catalyst
    • 硫转移裂化催化剂
    • US4243557A
    • 1981-01-06
    • US973000
    • 1978-12-26
    • Elroy M. GladrowWilliam L. SchuetteTerry A. Reid
    • Elroy M. GladrowWilliam L. SchuetteTerry A. Reid
    • B01D53/86B01J29/06B01J29/068B01J29/80C10G11/00C10G11/04C10G11/05C10G35/095B01J29/08B01J29/12
    • B01J29/068C10G11/05Y10S502/517
    • An improved catalyst, and process utilizing said catalyst for catalytically cracking a sulfur-containing hydrocarbon feed, and for the fixation of sulfur by the catalyst and transfer thereof from the catalyst regeneration zone to the reaction zone of a catalytic cracking unit. The catalyst comprises an admixture of composite particles, one present in major concentration for providing principally cracking and combustion promoting functions, and the other present in minor concentration for providing principally sulfur fixation and transfer functions. The particle present in major concentration, on the one hand, is constituted essentially of one or more Group VIII noble metals, preferably platinum, composited with a support comprised of a crystalline alumino silicate component distributed in an active cracking catalyst matrix, suitably one constituted of silica-alumina. The minor component particle, on the other hand, is comprised of one or more Group II-A metals, preferably magnesium, composited with a support, suitably silica-magnesia or silica-alumina, which may also contain a crystalline aluminosilicate zeolite component dispersed within thesilica-magnesia or silica-alumina support matrix.
    • 一种改进的催化剂,以及利用所述催化剂催化裂化含硫烃进料和通过催化剂固定硫并将其从催化剂再生区转移到催化裂化装置的反应区的方法。 催化剂包括复合颗粒的混合物,其以主要浓度存在以提供主要的裂化和燃烧促进功能,另一种以较小的浓度存在以提供主要的硫固定和转移功能。 主要浓度的颗粒一方面由一种或多种VIII族贵金属,优选铂组成,与由分散在活性裂化催化剂基质中的结晶铝硅酸盐组分组成的载体复合,合适的是由 二氧化硅 - 氧化铝。 另一方面,次要组分颗粒由一种或多种II-A族金属组成,优选镁,其与载体(合适的二氧化硅 - 氧化镁或二氧化硅 - 氧化铝)复合,其也可以含有分散在其中的结晶铝硅酸盐沸石组分 二氧化硅 - 氧化镁或二氧化硅 - 氧化铝载体基质。
    • 7. 发明授权
    • Catalytic cracking process
    • 催化裂化过程
    • US4200520A
    • 1980-04-29
    • US873106
    • 1978-01-30
    • Elroy M. GladrowWilliam E. Winter
    • Elroy M. GladrowWilliam E. Winter
    • C10G11/04C10G11/18B01J8/24
    • C10G11/04C10G11/18
    • The octane number of a cracked naphtha can be significantly improved in a catalytic cracking unit, without significant decrease in naphtha yield, by maintaining certain critical concentrations of metals on the catalyst, suitably by blending or adding a heavy metals-containing component to the gas oil feed. Suitably, in a catalytic cracking process unit wherein a gas oil feed is cracked in a cracking reactor (zone) at an elevated temperature in the presence of a cracking catalyst, the cracking catalyst is regenerated in a regenerator (regeneration zone) by burning coke off the catalyst, and catalyst is circulated between the reactor and regenerator, sufficient of a metals-containing heavy feedstock is admixed, intermittantly or continuously, with the gas oil feed to deposit metals on said catalyst and raise the metals-content of said catalyst to a level of from about 1500 to about 6000 parts per million, preferably from about 2500 to about 4000 parts per million expressed as equivalent nickel, based on the weight of the catalyst, and said metals level is maintained on the catalyst throughout the operation by withdrawing high metals-containing catalyst and adding low metals-containing catalyst to the regenerator.
    • 裂解石脑油的辛烷值可以通过在催化剂上保持某些临界浓度的金属而适当地通过将混合或加入含重金属的组分加入到瓦斯油中而在催化裂化装置中显着改善,而不显着降低石脑油的产率 饲料。 合适地,在裂化催化剂存在下,在高温下在裂化反应器(区域)中将瓦斯油原料裂解的催化裂化处理单元中,裂化催化剂通过燃烧焦炭再生在再生器(再生区)中 催化剂和催化剂在反应器和再生器之间循环,足够的含金属的重原料与瓦斯油进料间歇或连续地混合以沉积在所述催化剂上的金属,并将所述催化剂的金属含量提高到 水平为约1500至约6000份/百万份,优选约2500至约4000份/百万份表示为当量镍,基于催化剂的重量,并且所述金属水平在整个操作过程中保持在催化剂上,通过抽出高 含金属的催化剂和向再生器中加入含低金属的催化剂。