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    • 36. 发明授权
    • Preferential oxidation catalyst
    • 优先氧化催化剂
    • US06573214B2
    • 2003-06-03
    • US09877980
    • 2001-06-08
    • Suheil F. AbdoCynthia A. DeBoyGeralyn F. Schroeder
    • Suheil F. AbdoCynthia A. DeBoyGeralyn F. Schroeder
    • B01J2356
    • H01M8/0662B01J21/04B01J23/462B01J35/109B01J37/12B01J37/16C01B3/583C01B2203/044C01B2203/047
    • Disclosed is a hydrogen generation process for use with fuel cells which includes a preferential oxidation step to reduce the concentration of carbon monoxide. The preferential oxidation step includes contacting a fuel stream comprising hydrogen and carbon monoxide in the presence of an oxygen at a preferential oxidation temperature of between about 70° and about 160° C. with preferential oxidation catalyst for reducing the concentration of carbon monoxide to produce a treated fuel gas stream comprising less than about 50 ppm-vol carbon monoxide. The preferential oxidation catalyst comprises ruthenium metal disposed on an alumina carrier having a low density and a high porosity. Superior performance at low preferential oxidation temperatures below 130° C. was observed when the alumina carrier contained a bimodal pore distribution with an average pore distribution of from about 20 to about 3000 angstroms. The preferential oxidation catalyst may be employed to reduce carbon monoxide in fuel gas streams supplied to fuel cells wherein carbon monoxide will poison the active noble metal membrane and higher preferential oxidation temperatures may reduce the hydrogen content of the gas stream.
    • 公开了一种用于燃料电池的氢气生成方法,其包括优先氧化步骤以降低一氧化碳的浓度。 优选氧化步骤包括在优选氧化温度为约70°至约160℃之间的氧气存在下使包含氢气和一氧化碳的燃料流与优先氧化催化剂接触,以降低一氧化碳的浓度,从而产生 处理的燃料气流包含小于约50ppm体积的一氧化碳。 优选的氧化催化剂包括设置在低密度和高孔隙率的氧化铝载体上的钌金属。 当氧化铝载体含有平均孔分布为约20至约3000埃的双峰孔分布时,观察到低于130℃的低优先氧化温度下的优异性能。 可以使用优先氧化催化剂来减少供应到燃料电池的燃料气流中的一氧化碳,其中一氧化碳将中毒活性贵金属膜,并且较高的优先氧化温度可降低气流的氢含量。
    • 37. 发明授权
    • Process for carbon monoxide preferential oxidation for use with fuel cells
    • 用于燃料电池的一氧化碳优先氧化方法
    • US06299995B1
    • 2001-10-09
    • US09584316
    • 2000-05-31
    • Suheil F. AbdoCynthia A. DeBoyGeralyn F. Schroeder
    • Suheil F. AbdoCynthia A. DeBoyGeralyn F. Schroeder
    • H01M804
    • H01M8/0662B01J21/04B01J23/462B01J35/109B01J37/12B01J37/16C01B3/583C01B2203/044C01B2203/047
    • Disclosed is a hydrogen generation process for use with fuel cells which includes a preferential oxidation step to reduce the concentration of carbon monoxide. The preferential oxidation step includes contacting a fuel stream comprising hydrogen and carbon monoxide in the presence of an oxygen at a preferential oxidation temperature of between about 70° and about 160° C. with preferential oxidation catalyst for reducing the concentration of carbon monoxide to produce a treated fuel gas stream comprising less than about 50 ppm-vol carbon monoxide. The preferential oxidation catalyst comprises ruthenium metal disposed on an alumina carrier having a low density and a high porosity. Superior performance at low preferential oxidation temperatures below 130° C. was observed when the alumina carrier contained a bimodal pore distribution with an average pore distribution of from about 20 to about 3000 angstroms. The preferential oxidation catalyst may be employed to reduce carbon monoxide in fuel gas streams supplied to fuel cells wherein carbon monoxide will poison the active noble metal membrane and higher preferential oxidation temperatures may reduce the hydrogen content of the gas stream.
    • 公开了一种用于燃料电池的氢气生成方法,其包括优先氧化步骤以降低一氧化碳的浓度。 优选氧化步骤包括在优选氧化温度为约70°至约160℃之间的氧气存在下使包含氢气和一氧化碳的燃料流与优先氧化催化剂接触,以降低一氧化碳的浓度,从而产生 处理的燃料气流包含小于约50ppm体积的一氧化碳。 优选的氧化催化剂包括设置在低密度和高孔隙率的氧化铝载体上的钌金属。 当氧化铝载体含有平均孔分布为约20至约3000埃的双峰孔分布时,观察到低于130℃的低优先氧化温度下的优异性能。 可以使用优先氧化催化剂来减少供应到燃料电池的燃料气流中的一氧化碳,其中一氧化碳将中毒活性贵金属膜,并且较高的优先氧化温度可降低气流的氢含量。
    • 40. 发明授权
    • Nickel-containing hydrocracking catalyst and process
    • 含镍加氢裂化催化剂及工艺
    • US4923592A
    • 1990-05-08
    • US279780
    • 1988-12-05
    • Suheil F. Abdo
    • Suheil F. Abdo
    • B01J29/072B01J29/08B01J29/14B01J29/76C10G47/02C10G47/20C10G49/04
    • C10G47/20B01J29/072B01J29/084B01J29/146B01J29/76B01J2229/16
    • A process for producing a high octane gasoline from a hydrocarbon feedstock in which the feedstock is contacted in the presence of hydrogen under hydrocracking conditions, preferably ammonia-rich hydrocracking conditions, with a hydrocracking catalyst comprising at least one hydrogenation metal component in combination with a cracking component. The preferred cracking components are Y zeolites and the catalyst preferably contains a nickel hydrogenation metal component, particularly in an amount greater than 13 weight percent, calculated as NiO. The catalyst may also contain a Group VIB metal component, such as a molybdenum component, particularly in a mole ratio greater than about 2 to 1, calculated as NiO to Group VIB metal trioxide. It has been found that such a process produces gasoline fractions having substantially increased research and motor octane numbers.
    • 一种从烃原料生产高辛烷值汽油的方法,其中原料在氢气存在下在氢气存在下在加氢裂化条件下,优选富氨加氢裂化条件下与加氢裂化催化剂接触,加氢裂化催化剂包含至少一种氢化金属组分, 零件。 优选的裂化组分是Y沸石,催化剂优选包含镍加氢金属组分,特别是以NiO计,其量大于13重量%。 催化剂还可以含有VIB族金属组分,例如钼组分,特别是摩尔比大于约2:1,以NiO与VIB族金属氧化物计算。 已经发现,这种方法产生具有显着增加的研究和马达辛烷值的汽油馏分。