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    • 66. 发明申请
    • SELECTIVE CRACKING AND COKING OF UNDESIRABLE COMPONENTS IN COKER RECYCLE AND GAS OILS
    • 焦炭回收和气体油中不可分离组分的选择性裂化和烧焦
    • WO2008064162A2
    • 2008-05-29
    • PCT/US2007/085111
    • 2007-11-19
    • ETTER, Roger, G.
    • ETTER, Roger, G.
    • C10G9/14
    • C10G11/14C10B55/00C10B57/12C10G9/005C10G11/00C10G2300/1059C10G2300/1096C10G2300/701C10G2300/708C10G2300/80C10G2300/805C10G2300/807C10G2400/02C10G2400/04C10G2400/06C10G2400/08F17D3/00Y10T137/0318
    • Undesirable gas oil components are selectively cracked or coked in the coking vessel by injecting an additive into the vapors of traditional coking processes in the coking vessel prior to fractionation. The additive contains catalyst(s), seeding agent(s), excess reactant(s), quenching agent(s), carrier(s), or any combination thereof to modify reaction kinetics to preferentially crack or coke these undesirable components that typically have a high propensity to coke. These undesirable gas oil components are often precursors to coke in the coking process and as coke on catalyst in downstream catalytic cracking processes. These components often contain elements that cause catalyst deactivation in downstream catalytic units, as well. Exemplary embodiments of the present invention also provide methods to control the (1) coke crystalline structure and (2) the quantity and quality of volatile combustible materials (VCMs) in the resulting coke. That is, by varying the quantity and quality of the catalyst, seeding agent, and/or excess reactant the process may effect the quality and quantity of the coke produced, particularly with respect to the crystalline structure (or morphology) of the coke and the quantity & quality of the VCMs in the coke. For example, anode grade, sponge coke production may be maintained in delayed cokers, despite higher levels of heavy, sour crudes in the refinery crude blend. In addition, the quantity and quality of the VCMs may be controlled to address the needs and specifications for certain coke markets. Pet coke from this process may have unique characteristics with substantial utility.
    • 在分馏之前,通过在焦化容器中的传统焦化工艺的蒸气中注入添加剂,在焦化容器中选择性地裂解或焦化不期望的瓦斯油组分。 添加剂含有催化剂,接种剂,过量反应物,猝灭剂,载体或其任何组合,以改变反应动力学以优先裂化或焦化这些不期望的组分,这些组分通常具有 焦炭的高倾向。 这些不希望的瓦斯油组分通常是在焦化过程中焦化的前体和在下游催化裂化过程中作为催化剂上的焦炭。 这些组分通常还含有在下游催化单元中引起催化剂失活的元素。 本发明的示例性实施方案还提供了控制(1)焦炭晶体结构和(2)所得焦炭中挥发性可燃材料(VCM)的数量和质量的方法。 也就是说,通过改变催化剂,接种剂和/或过量的反应物的量和质量,该方法可以影响所生产的焦炭的质量和数量,特别是关于焦炭的晶体结构(或形态)和 焦炭中VCM的数量和质量。 例如,尽管炼油厂原油混合物中重质,酸性原油的含量较高,但阳极级,海绵焦炭的生产可能会在延迟焦炭中保持。 此外,可以控制VCM的数量和质量,以满足某些焦炭市场的需求和规格。 来自该过程的宠物焦炭可能具有独特的特征,具有实用性。
    • 69. 发明申请
    • DELAYED COKER ISOLATION VALVE SYSTEMS
    • 延迟加热器隔离阀系统
    • WO2007021872A2
    • 2007-02-22
    • PCT/US2006/031270
    • 2006-08-08
    • CURTISS-WRIGHT FLOW CONTROL CORPORATIONLAH, Ruben, F.LARSEN, Gary
    • LAH, Ruben, F.LARSEN, Gary
    • C10B27/06
    • C10B27/06C10B25/10C10B55/00F16K3/0263F16K3/0272F16K27/044
    • The present invention provides more efficient, cost effective coke drum isolation valve devices and system as well as more efficient, cost effective methods for isolating the flow of matter from location to another in the delayed coker unit operation where the valve comprises a first seat; a second seat aligned with said first seat; a blind; a main body having an orifice dimensioned to align with an orifice in said line; wherein said main body is coupled to said line; an upper and lower bonnet coupled to said main body, wherein said bonnets may be removed in order to replace valve parts without separating the main body from the line; and a plate located inside a bonnet, wherein the plate comprises a planar surface that contacts a surface of the blind.
    • 本发明提供了更有效的,具有成本效益的焦炭鼓隔离阀装置和系统以及用于在延迟焦化装置操作中将物质流从物体隔离到另一个的更有效,成本有效的方法,其中阀包括第一座; 与所述第一座椅对准的第二座椅; 一个盲人 主体,其具有尺寸适于与所述管线中的孔口对准的孔口; 其中所述主体联接到所述线; 一个联接到所述主体的上和下阀帽,其中所述阀盖可以被移除以便更换阀部件而不使主体与管线分离; 以及位于发动机罩内的板,其中所述板包括接触所述盲板表面的平面。