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    • 6. 发明授权
    • Method for depositing catalyst metals into zeolite to produce hydrocarbon processing catalyst
    • 将催化剂金属沉积到沸石中以产生烃加工催化剂的方法
    • US06506703B1
    • 2003-01-14
    • US09341717
    • 2000-01-24
    • Jar-Lin KaoKenneth Ray ClemThomas Henry VanderspurtShun Chong Fung
    • Jar-Lin KaoKenneth Ray ClemThomas Henry VanderspurtShun Chong Fung
    • B01J2962
    • B01J29/068B01J29/62B01J37/30B01J2229/186B01J2229/20C10G35/095
    • An ion exchange method is provided for loading and uniformly distributing noble metals into a catalyst substrate comprising a zeolite to make a monofunctional, non-acidic reforming catalyst. The catalyst substrate is contacted with an aqueous loading solution comprising noble metal cations and non-noble metal cations. The loading solution is formulated such that the equivalents of non-noble metal cations remaining in the catalyst not ionically bonded to the zeolite when loading is complete is 1.2 to 6.0 times the equivalents of non-noble metal cations displaced from the zeolite when the noble metal cations ion exchange into the zeolite, and simultaneously the endpoint pH of the loading solution is between 10.0 and 11.5. The required 1.2 to 6.0 ratio is achieved when the ratio of moles of non-noble metal cations added to the loading solution to moles of noble metal added to the loading solution is between 1 and 10. The use of ion exchange method results in zeolite catalysts having reduced amounts of detrital material in the micropores of the zeolite.
    • 提供了一种离子交换方法,用于将贵金属负载并均匀分布到包含沸石的催化剂基质中以制备单官能的非酸性重整催化剂。 催化剂底物与包含贵金属阳离子和非贵金属阳离子的含水负载溶液接触。 配制装载溶液使得当装载完成时,残留在催化剂中不与离子键合的催化剂中的非贵金属阳离子的当量是贵金属离子从沸石中排出的非贵金属阳离子的当量的1.2至6.0倍 离子交换成沸石,同时加载溶液的终点pH在10.0和11.5之间。 当添加到负载溶液中的非贵金属阳离子的摩尔比与添加到负载溶液中的贵金属的摩尔数的比例在1和10之间时,实现所需的1.2至6.0的比率。使用离子交换法产生沸石催化剂 在沸石的微孔中具有减少的碎屑物质的量。
    • 10. 发明授权
    • Operating method for fluid catalytic cracking involving alternating feed
injection
    • 涉及交替进料注入的流化床催化裂化操作方法
    • US6156189A
    • 2000-12-05
    • US294951
    • 1999-04-20
    • Teh Chung HoShun Chong FungDaniel Paul Leta
    • Teh Chung HoShun Chong FungDaniel Paul Leta
    • C10G11/18C10G11/00
    • C10G11/18Y10S208/01
    • The present invention is directed to a Fluid Catalytic Cracking process conducted under fluid catalytic cracking conditions by injecting into at least one reaction zone of a fluid catalytic cracking unit (FCCU) having one or more risers, a plurality of feeds wherein said plurality of feeds comprises at least one feed (.alpha.) and at least another feed (.beta.) wherein said feeds (.alpha.) and (.beta.) (a) differ in Conradson Carbon Residue by at least about 2 wt % points; or (b) differ in hydrogen content by at least about 0.2 wt %; or (c) differ in API gravities by at least about 2 points; or (d) differ in nitrogen content by at least about 50 ppm; or (e) differ in carbon-to-hydrogen ratio by at least about 0.3; or (f) differ in mean boiling point by at least about 200.degree. F; and wherein said feeds (.alpha.) and (.beta.) are alternately injected and wherein said alternate injection maintains said risers in a cyclic steady state, while the rest of the FCC unit is in a steady state.
    • 本发明涉及一种在流化催化裂化条件下进行的流体催化裂化方法,该方法是将具有一个或多个立管的流化催化裂化装置(FCCU)的至少一个反应区注入多个进料,其中所述多个进料包含 至少一种进料(α)和至少另一种进料(β),其中所述进料(α)和(β)(a)在康拉德森碳残余物中不同至少约2重量% 或(b)氢含量不同至少约0.2wt%; 或(c)API重力差异至少约2分; 或(d)氮含量不同至少约50ppm; 或(e)碳 - 氢比率不等于至少约0.3; 或(f)平均沸点不同至少约200°F; 并且其中所述进料(α)和(β)被交替注入,并且其中所述交替喷射维持所述提升管处于循环稳定状态,而FCC装置的其余部分处于稳定状态。