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    • 6. 发明授权
    • Heavy oil hydroprocessing with group VI metal slurry catalyst
    • 重油加氢处理与VI族金属浆料催化剂
    • US4970190A
    • 1990-11-13
    • US388790
    • 1989-09-05
    • Jaime LopezEugene A. Pasek
    • Jaime LopezEugene A. Pasek
    • C10G49/18
    • C10G49/18
    • A process for the preparation of a dispersed Group VIB metal sulfide hydrocarbon oil hydroprocessing catalyst comprising reacting aqueous ammonia and a Group VIB metal compound, such as molybdenum oxide or tungsten oxide, to form water soluble compounds such as aqueous ammonium molybdates or tungstates. The aqueous ammonium molybdates or tungstates are sulfided at a relatively low temperature with hydrogen sulfide without feed oil. The slurry stream is then passed through a separator and ammonia is flashed and separated from the system, leaving a separator residue slurry. The separator residue slurry is then mixed with feed oil, hydrogen and hydrogen sulfide and sulfided at a relatively high temperature to produce a dispersed molybdenum sulfide or tungsten sulfide catalyst of high hydroprocessing activity. The catalyst slurry and feed oil can then be passed to a hydroprocessing reactor.
    • 一种用于制备分散的VIB族金属硫化物烃油加氢催化剂的方法,其包括使氨水和VIB族金属化合物如氧化钼或氧化钨反应以形成水溶性化合物如钼酸铵或钨酸铵。 钼酸铵或钨酸铵在相对低的温度下用不含原料油的硫化氢硫化。 然后将浆料流通过分离器,将氨闪蒸并与系统分离,留下分离器残渣浆液。 然后将分离器残渣浆料与进料油,氢气和硫化氢混合并在相当高的温度下硫化以产生具有高加氢处理活性的分散的硫化钼或硫化钨催化剂。 催化剂浆料和原料油然后可以通入加氢处理反应器。
    • 7. 发明授权
    • Heavy oil hydroprocessing with Group VI metal slurry catalyst
    • 重油加氢处理与VI族金属浆料催化剂
    • US4857496A
    • 1989-08-15
    • US941456
    • 1986-12-15
    • Jaime LopezEugene A. Pasek
    • Jaime LopezEugene A. Pasek
    • C10G49/18
    • C10G49/18
    • A process for the preparation of a dispersed Group VIB metal sulfide hydrocarbon oil hydroprocessing catalyst comprising reacting aqueous ammonia and a Group VIB metal compound, such as molybdenum oxide or tungsten oxide, to form water soluble compounds such as aqueous ammonium molybdates or tungstates. The aqueous ammonium molybdates or tungstates are sulfided at a relatively low temperature with hydrogen sulfide without feed oil. The slurry stream is then passed through a separator and ammonia is flashed and separated from the system, leaving a separator residue slurry. The separator residue slurry is then mixed with feed oil, hydrogen and hydrogen sulfide and sulfided at a relatively high temperature to produce a dispersed molybdenum sulfide or tungsten sulfide catalyst of high hydroprocessing activity. The catalyst slurry and feed oil can then be passed to a hydroprocessing reactor.
    • 一种用于制备分散的VIB族金属硫化物烃油加氢催化剂的方法,其包括使氨水和VIB族金属化合物如氧化钼或氧化钨反应以形成水溶性化合物如钼酸铵或钨酸铵。 钼酸铵或钨酸铵在相对低的温度下用不含原料油的硫化氢硫化。 然后将浆料流通过分离器,将氨闪蒸并与系统分离,留下分离器残渣浆液。 然后将分离器残渣浆料与进料油,氢气和硫化氢混合并在相当高的温度下硫化以产生具有高加氢处理活性的分散的硫化钼或硫化钨催化剂。 催化剂浆料和原料油然后可以通入加氢处理反应器。