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    • 4. 发明授权
    • Desulphurisation
    • 脱硫
    • US07445702B2
    • 2008-11-04
    • US10532616
    • 2003-10-30
    • Peter Edward James Abbott
    • Peter Edward James Abbott
    • C10G45/00C10G27/04C10G45/04C10G29/00B01D3/34
    • C10G27/04
    • Propane and/or butanes are separated from a hydrocarbon feedstock contaminated with alkyl mercaptans by fractional distillation at such a pressure that the separated overheads stream containing said propane and/or butanes is at a temperature in the range 50 to 100° C. Sufficient oxygen is introduced into the hydrocarbon feedstock to oxidise the mercaptans therein and the resultant mixture is subjected to the fractional distillation in a column including at least one bed of a catalyst capable, under the prevailing conditions, of oxidising the mercaptans to higher boiling point sulphur compounds. These higher boiling point sulphur compounds are separated as part of the liquid phase from the distillation.
    • 将丙烷和/或丁烷与被烷基硫醇污染的原料烃分开,使得分离的含有丙烷和/或丁烷的塔顶馏出物流的温度为50-100℃。足够的氧是 引入烃原料以氧化其中的硫醇,并将所得混合物在包括至少一种催化剂床的塔中进行分馏,所述催化剂床在主要条件下能够将硫醇氧化成高沸点硫化合物。 这些较高沸点的硫化合物作为液相的一部分从蒸馏中分离出来。
    • 5. 发明授权
    • Exothermic catalytic chemical process
    • 放热催化化学工艺
    • US06174927B1
    • 2001-01-16
    • US09142092
    • 1999-04-06
    • Peter Edward James Abbott
    • Peter Edward James Abbott
    • C07C2700
    • B01J8/0285B01J8/001B01J2208/00044B01J2208/00132B01J2219/00198B01J2219/00202B01J2219/00213B01J2219/00238C07C29/1512C07C29/154C07C31/04
    • An exothermic catalytic process, particularly methanol synthesis, wherein reactants are passed through a fixed bed of a catalyst and heat evolved by the reaction is transferred to at least part of the reactants fed to the catalyst bed by heat exchange means to which said part of the reactants are fed, characterized by operation of the process under conditions whereby increasing the temperature at which said reactants are fed to the catalyst bed has the effect of increasing the temperature to which said reactants are heated in said heat exchange means, and vice versa, and controlling said process by monitoring the temperature of said reactants leaving said heat exchange means and/or entering said bed, decreasing the temperature at which the reactants are fed to said heat exchange means in response to any increase in said monitored temperature from a desired level, and increasing the temperature at which the reactants are fed to said heat exchange means in response to any decrease in said monitored temperature from said desired level.
    • 放热催化方法,特别是甲醇合成,其中反应物通过催化剂的固定床和通过反应放出的热量被转移到通过热交换装置供给到催化剂床的反应物的至少一部分, 反应物进料,其特征在于在使所述反应物进料到催化剂床的温度升高的条件下操作该方法具有增加所述反应物在所述热交换装置中被加热的温度的作用,反之亦然,以及 通过监测离开所述热交换装置和/或进入所述床的所述反应物的温度来控制所述方法,降低反应物响应于所述监测温度从期望水平的任何增加而被供给到所述热交换装置的温度, 并且响应于sai的任何减少而增加反应物被供给到所述热交换装置的温度 从所述期望的水平监测温度。
    • 6. 发明授权
    • Wiper blade assembly
    • 雨刷组件
    • US5711049A
    • 1998-01-27
    • US589639
    • 1996-01-22
    • Barry James AbbottValerie Margaret AbbottStephen James ClarkeDino Donchi
    • Barry James AbbottValerie Margaret AbbottStephen James ClarkeDino Donchi
    • B60S1/38B60S1/04
    • B60S1/38B60S2001/3818B60S2001/3822B60S2001/3836
    • A backing strip for a windscreen wiper blade assembly, and a clip for securing the backing strip to the assembly are disclosed. The backing strip and clip may be used in a wiper refill replacing existing windscreen wiper blades or may be provided as original equipment. The backing strip comprises rails (20) and (22) which can be engaged with claws (12) of the wiper assembly. The backing strip has two channels (34) and (36) for receiving a wiper element (40) and either rails (20) or (22) can be engaged with the claws depending on the size of the claws. The wiper element (40) is arranged in an appropriate one of the channels (34, 36) depending on which of the rails (20, 22) are engaged with the claws. The backing strip may include a third pair of rails (102) for enabling the backing strip to be used with claws of three different sizes. A clip (50) is disclosed for retaining the backing strip to the assembly and comprises first and second pairs of legs (54) and (56) which are spaced apart different distances corresponding to the rails (20) and (22), the legs (54) and (56) have prongs (58) which engage behind the claws (12) to limit longitudinal movement of the backing strip relative to the claws (12).
    • 公开了一种用于挡风玻璃刮水器组件的背衬条和用于将背衬条固定到组件的夹子。 背衬带和夹子可以用于更换现有风挡玻璃刮水器的擦拭器补充件中,或者可以作为原始设备提供。 背衬条包括可与刮水器组件的爪(12)接合的轨道(20)和(22)。 背衬条具有用于接收刮水元件(40)的两个通道(34)和(36),并且根据爪的尺寸,轨道(20)或(22)可以与爪接合。 根据哪个轨道(20,22)与爪接合,刮水器元件(40)布置在适当的一个通道(34,36)中。 背衬带可以包括第三对导轨(102),用于使背衬条能够与三种不同尺寸的爪一起使用。 公开了一种夹子(50),用于将背衬带固定到组件上,并且包括第一和第二对腿部(54)和(56),其彼此间隔开与轨道(20)和(22)相对应的不同距离, (54)和(56)具有接合爪(12)后面的尖头(58),以限制背衬条相对于爪(12)的纵向移动。
    • 10. 发明授权
    • Fuel composition
    • 燃油组成
    • US07238214B2
    • 2007-07-03
    • US10148813
    • 2000-12-14
    • Robert Howie BarbourDavid John RickeardDouglas James Abbott
    • Robert Howie BarbourDavid John RickeardDouglas James Abbott
    • C10L1/00
    • C10L1/08C10L1/00
    • This invention relates to a diesel fuel composition having enhanced lubricity, said composition comprising a major amount of a diesel fuel as base fuel blended with a minor amount of a nitrogen rich fraction characterised in that the nitrogen rich fraction is derived from a source material selected from (i) a solvent extract of a solid or semi-solid natural fossil, or, (ii) a refinery process stream or blend, the sulphur to nitrogen atom ratio in the nitrogen rich fraction being less than 4. The nitrogen rich fraction has an absolute nitrogen content of at least 1000 ppm by weight and this fraction is (re)blended with the base fuel is no more than 1% by weight of the total fuel composition. Methods of separating, recovering and reblending such naturally occurring nitrogen compounds can be installed or retrofitted at existing refinery and crude oil processing facilities without any substantial increase in production costs.
    • 本发明涉及具有增强的润滑性的柴油燃料组合物,所述组合物包含主要量的柴油燃料作为与少量富氮馏分混合的基础燃料,其特征在于富氮馏分源自选自 (i)固体或半固体天然化石的溶剂提取物,或(ii)炼油工艺流或共混物,富氮馏分中的硫与氮原子比小于4.富氮馏分具有 绝对氮含量为至少1000重量ppm,该馏分与基础燃料混合不超过总燃料组合物的1重量%。 可以在现有的炼油厂和原油加工设施上安装或改造分离,回收和重新分配这些天然存在的氮化合物的方法,而不会大大增加生产成本。