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    • 5. 发明申请
    • PROCESS FOR THE PREPARATION OF ALKYLENE GLYCOL
    • 制备烷基甘氨酸的方法
    • WO2009071651A1
    • 2009-06-11
    • PCT/EP2008/066855
    • 2008-12-05
    • SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.VAN MILLIGEN, Hendrik JohannesVEENSTRA, Peter
    • VAN MILLIGEN, Hendrik JohannesVEENSTRA, Peter
    • C07C29/09C07C31/20C07C68/06C07D317/36C07D317/38
    • C07C29/12Y02P20/52Y02P20/582C07C31/202
    • The invention provides a process and a reactor for the preparation of an alkylene glycol from an alkylene oxide. Alkylene oxide, water, a homogeneous carboxylation catalyst and a homogenous hydrolysis catalyst are supplied to a reactor comprising a carboxylation zone and a hydrolysis zone. One or more ejectors are used to mix carbon dioxide and the liquid reagents in the carboxylation zone so that alkylene oxide reacts with carbon dioxide in the presence of water in the carboxylation zone to form a reaction solution comprising alkylene carbonate, water, the homogeneous carboxylation catalyst and the homogeneous hydrolysis catalyst. The reaction solution is supplied from the carboxylation zone to a hydrolysis zone, wherein alkylene carbonate and water react to form a product solution comprising alkylene glycol, the homogeneous carboxylation catalyst and the homogeneous hydrolysis catalyst. Carbon dioxide released by the reaction of alkylene carbonate and water in the hydrolysis zone is supplied to the carboxylation zone. Product solution is withdrawn from the hydrolysis zone.
    • 本发明提供了一种从烯化氧制备亚烷基二醇的方法和反应器。 将环氧烷,水,均匀羧化催化剂和均相水解催化剂供给到包含羧化区和水解区的反应器中。 一个或多个喷射器用于在羧化区域中混合二氧化碳和液体试剂,使得烯化氧在羧化区域的水存在下与二氧化碳反应形成包含碳酸亚烷基酯,水,均匀羧化催化剂 和均相水解催化剂。 反应溶液从羧化区提供到水解区,其中碳酸亚烃酯和水反应以形成包含亚烷基二醇,均相羧化催化剂和均相水解催化剂的产物溶液。 通过碳酸亚烃酯和水在水解区域中的反应释放的二氧化碳被供给到羧化区。 产物溶液从水解区中取出。
    • 6. 发明申请
    • A FLAMELESS COMBUSTION HEATER
    • 无烟燃烧加热器
    • WO2009014979A2
    • 2009-01-29
    • PCT/US2008/070281
    • 2008-07-17
    • SHELL OIL COMPANYSHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.MUNSHI, Abdul WahidVEENSTRA, PeterWORTHEN, Rachel Anna
    • MUNSHI, Abdul WahidVEENSTRA, PeterWORTHEN, Rachel Anna
    • F23C3/00F23D14/06F23D14/10
    • F23C3/002F23C2900/03009F23C2900/99001Y02E20/342
    • A flameless combustion heater is described that comprises an oxidation conduit and a fuel conduit having a plurality of centralizers attached to the external wall of the fuel conduit wherein at least one centralizer or portion of a centralizer is angled with respect to the longitudinal axis of the fuel conduit. A method for providing heat to a process conduit is also described that comprises providing an oxidation conduit; providing a fuel conduit having a plurality of openings that provide fluid communication from within the fuel conduit to the oxidation conduit, and a plurality of centralizers attached to the fuel conduit wherein at least one centralizer or portion of a centralizer is angled with respect to the longitudinal axis of the fuel conduit; providing a process conduit in a heat exchange relationship with the oxidation conduit; introducing fuel into the fuel conduit; introducing an oxidant into the oxidation conduit; and introducing the fuel into the oxidation conduit through the plurality of openings such that flameless combustion occurs in the oxidation conduit.
    • 描述了一种无焰燃烧加热器,其包括氧化管道和燃料管道,燃料管道具有附接到燃料管道的外壁上的多个中心器,其中至少一个扶正器或一个扶正器的一部分相对于燃料的纵向轴线成一定角度 导管。 还描述了一种向过程管道提供热量的方法,其包括提供氧化管道; 提供具有多个开口的燃料导管,所述多个开口提供从所述燃料导管内的所述氧化导管的流体连通,以及附接到所述燃料导管的多个中心器,其中至少一个中心器或所述中心器的一部分相对于所述纵向 燃料管道的轴线; 提供与氧化导管的热交换关系的工艺导管; 将燃料引入燃料管道; 将氧化剂引入氧化导管中; 并且通过多个开口将燃料引入氧化管道,使得在氧化管道中发生无焰燃烧。
    • 10. 发明申请
    • A FLAMELESS COMBUSTION HEATER
    • 无烟燃烧加热器
    • WO2009014980A2
    • 2009-01-29
    • PCT/US2008/070284
    • 2008-07-17
    • SHELL OIL COMPANYSHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.ANDERSON, Karl GregoryMUNSHI, Abdul WahidVEENSTRA, Peter
    • ANDERSON, Karl GregoryMUNSHI, Abdul WahidVEENSTRA, Peter
    • F23C99/00F23D14/66
    • F23C99/00F23C13/00F23C2900/99001F23D14/66Y02E20/342Y02E20/348
    • A flameless combustion heater is described, that comprises an oxidation conduit and a fuel conduit positioned within the oxidation conduit to form an oxidation zone having an inlet and an outlet, said fuel conduit having a plurality of openings that provide fluid communication from within the fuel conduit to the oxidation conduit wherein the longitudinal axis of at least one opening forms an oblique angle with the inner surface of the oxidation conduit. A method for providing heat to a process conduit is described, that comprises providing an oxidation conduit; providing a fuel conduit having a plurality of openings that provide fluid communication from within the fuel conduit to the oxidation conduit wherein the longitudinal axis of at least one opening forms an oblique angle with the inner surface of the oxidation conduit; providing a process conduit in a heat exchange relationship with the oxidation conduit; introducing fuel into the fuel conduit; introducing an oxidant into the oxidation conduit; and introducing the fuel into the oxidation conduit through the plurality of openings such that flameless combustion occurs in the oxidation conduit.
    • 描述了一种无焰燃烧加热器,其包括位于氧化导管内的氧化导管和燃料导管,以形成具有入口和出口的氧化区,所述燃料导管具有多个开口,所述多个开口从燃料管道内提供流体连通 到氧化管道,其中至少一个开口的纵向轴线与氧化管道的内表面形成倾斜的角度。 描述了向过程管道提供热量的方法,其包括提供氧化管道; 提供具有多个开口的燃料导管,所述多个开口提供从所述燃料管道内到所述氧化管道的流体连通,其中至少一个开口的纵向轴线与所述氧化导管的内表面形成倾斜角; 提供与氧化导管的热交换关系的工艺导管; 将燃料引入燃料管道; 将氧化剂引入氧化导管中; 并且通过多个开口将燃料引入氧化管道,使得在氧化管道中发生无焰燃烧。