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    • 9. 发明申请
    • Integrated Process and System for Steam Cracking and Catalytic Hydrovisbreaking with Catalyst Recycle
    • 用催化剂回收利用蒸汽裂解和催化加氢脱硫的综合工艺和系统
    • US20110180456A1
    • 2011-07-28
    • US12692222
    • 2010-01-22
    • Stephen Mark DavisPaul F. KeusenkothenJonathan Martin McconnachieLarry L. IaccinoRichard C. Stell
    • Stephen Mark DavisPaul F. KeusenkothenJonathan Martin McconnachieLarry L. IaccinoRichard C. Stell
    • C10G65/10B01J8/00
    • C10G47/06C10G45/60C10G69/06C10G2300/302
    • This invention relates to a process for cracking hydrocarbon feedstock containing resid comprising: (a) heating a hydrocarbon feedstock containing resid; (b) adding molecular hydrogen to said heated feedstock to form a mixture stream; (c) adding a catalyst containing metal-sulfide particles to said heated feedstock and/or said mixture stream; (d) reacting said mixture in a catalytic hydrovisbreaking reactor under conditions of temperature, pressure and residence time sufficient to catalytically hydrovisbreak at least a portion of said resid into hydrovisbroken hydrocarbon components; (e) passing said reacted mixture stream into a high pressure separator and separating hydrogen from said reacted mixture; (f) passing said reacted mixture through a knockout drum to remove catalyst and unreacted or uncracked resid as a bottoms stream; and (g) passing said catalytically hydrovisbroken hydrocarbon components into a steam cracking furnace and thermally cracking said hydrocarbon components to form light olefins, alternately the knockout drum of step (f) is integrated into the steam cracking furnace of step (g).
    • 本发明涉及一种用于裂化含有残渣的烃原料的方法,包括:(a)加热含有渣油的烃原料; (b)向所述加热的原料中加入分子氢以形成混合物流; (c)向所述加热的原料和/或所述混合物流中加入含有金属硫化物颗粒的催化剂; (d)使所述混合物在催化加氢脱硫反应器中在温度,压力和停留时间的条件下反应,足以将至少一部分所述残余物催化裂解成含水分解烃组分; (e)使所述反应的混合物流进入高压分离器并从所述反应的混合物中分离氢; (f)使所述反应的混合物通过敲除鼓以除去作为塔底物流的催化剂和未反应或未裂化的残渣; 和(g)将所述催化氢裂解烃组分通入蒸汽裂解炉中并热裂化所述烃组分以形成轻质烯烃,或者将步骤(f)的脱模鼓整合到步骤(g)的蒸汽裂解炉中。
    • 10. 发明授权
    • Upgrading of tar using POX/coker
    • 使用POX /焦化器升级焦油
    • US08083931B2
    • 2011-12-27
    • US11881063
    • 2007-07-25
    • James N. McCoyPaul F. KeusenkothenAlok SrivastavaJames E Graham
    • James N. McCoyPaul F. KeusenkothenAlok SrivastavaJames E Graham
    • C10G57/00C10G27/04
    • C10G51/023C10G55/04
    • The invention is directed to a process wherein a feedstock or stream comprising steam cracker tar is passed to a vacuum pipestill. A deasphalted cut of tar is obtained as an overhead (or sidestream) and a heavy tar asphaltenic product is obtained as bottoms. In preferred embodiments, at least a portion of the bottoms product is sent to a partial oxidation unit (POX) wherein syn gas may be obtained as a product, and/or at least a portion of the bottoms product is used to produce a light product stream in a coker unit, such as coker naphtha and/or or coker gas oil. In another preferred embodiment at least a portion of the overheads product is added to refinery fuel oil pools and in yet another preferred embodiment at least a portion of the overheads product is mixed with locally combusted materials to lower soot make. Two or more of the aforementioned preferred embodiments may be combined.
    • 本发明涉及一种方法,其中将包含蒸汽裂解焦油的原料或料流送入真空管道。 作为塔顶(或侧流)获得焦油的脱沥青馏分,并且作为底部获得重质焦油沥青产物。 在优选的实施方案中,将底部产物的至少一部分送至部分氧化单元(POX),其中可以获得产物的合成气,和/或至少部分底部产物用于生产轻质产物 在焦化装置中,例如焦化石脑油和/或焦化瓦斯油。 在另一个优选的实施方案中,将至少一部分塔顶馏出产物加入到炼油厂燃料油池中,在另一个优选的实施方案中,塔顶产物的至少一部分与局部燃烧的材料混合以降低烟灰。 上述优选实施例中的两个或更多个可以组合。