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    • 21. 发明授权
    • Process for producing propylene and hexene from C4 olefin streams
    • 从C4烯烃流中生产丙烯和己烯的方法
    • US06777582B2
    • 2004-08-17
    • US10093322
    • 2002-03-07
    • Robert J. GartsideMarvin I. GreeneQuincy J. Jones
    • Robert J. GartsideMarvin I. GreeneQuincy J. Jones
    • C07C604
    • C07C11/107C07C5/2512C07C6/04C07C2521/04C07C2521/06C07C2521/08C07C2521/10C07C2523/02C07C2523/16C07C2523/24C07C2523/30C07C2523/32C07C2529/06
    • A C3 to C6 hydrogen cut from a cracking unit is processed for the conversion of olefins to propylene and hexene via autometathesis. The autometathesis of a mixed normal butenes feed in the presence of a metathesis catalyst operates without any ethylene in the feed mix to the metathesis reactor. Some fraction of the 2-butene feed may be isomerized to 1-butene and the 1-butene formed plus the 1-butene in the feed react rapidly with the 2-butene to form propylene and 2-pentene. The feed to the reactor also includes the recycle of the 2-pentene formed in the reactor with unreacted butenes to simultaneously form additional propylene and hexene. In one embodiment, some or all of the 3-hexene formed in the reaction is isomerized to 1-hexene. In another embodiment, some portion of the 3-hexene produced in the main metathesis reaction is reacted with ethylene to produce 1-butene without the need for superfractionation. In another embodiment, the 3-hexene product is hydrogenated and recycled back to the cracking heaters.
    • 处理从裂化装置切割的C 3至C 6氢气经由自动化将烯烃转化为丙烯和己烯。 在复分解催化剂存在下,混合的正丁烯进料的自动化在进料混合物中没有任何乙烯运行到复分解反应器。 2-丁烯进料的一部分可以异构化成1-丁烯,并且进料中形成的1-丁烯加上1-丁烯与2-丁烯快速反应形成丙烯和2-戊烯。 反应器的进料还包括在反应器中形成的2-戊烯与未反应的丁烯循环,以同时形成另外的丙烯和己烯。 在一个实施方案中,在反应中形成的部分或全部3-己烯异构化为1-己烯。 在另一个实施方案中,在主复分解反应中产生的一部分3-己烯与乙烯反应生成1-丁烯,而不需要超分级。 在另一个实施方案中,将3-己烯产物氢化并再循环回裂化加热器。
    • 24. 发明授权
    • Cyclohexane oxidation
    • 环己烷氧化
    • US5780683A
    • 1998-07-14
    • US712478
    • 1996-09-11
    • Marvin I. GreeneCharles SumnerRobert J. Gartside
    • Marvin I. GreeneCharles SumnerRobert J. Gartside
    • C07C29/50C07C45/33
    • C07C29/50C07C45/33C07C2101/14
    • Cyclohexane is catalytically oxidized to produce cyclohexanol and cyclohexanone and precursors of these products. The product is then catalytically hydrogenated while the product is still at reaction temperature to produce additional cyclohexanol and cyclohexanone from the precursors. The oxidation is carried out in a liquid oxidation reactor at high oxygen concentrations (greater than 30% and preferably greater than 90% oxygen concentration) and at relatively low temperatures (less than 160.degree. C.). The use of the liquid oxidation reactor permits the use of these high oxygen concentrations without forming dangerously high levels of oxygen in the overhead gas phase. The result is an increased yield and selectivity of the desired products. The hydrogenation is carried out in a reactor using a catalyst of palladium supported on carbon.
    • 催化氧化环己烷以产生环己醇和环己酮以及这些产物的前体。 然后将产物催化氢化,同时产物仍处于反应温度以从前体产生另外的环己醇和环己酮。 在高氧浓度(大于30%,优选大于90%氧气浓度)和相对低的温度(小于160℃)的液体氧化反应器中进行氧化。 使用液体氧化反应器允许使用这些高氧浓度,而不会在塔顶气相中形成危险的高水平的氧。 结果是所需产物的产率和选择性提高。 氢化在反应器中使用负载在碳上的钯催化剂进行。
    • 26. 发明授权
    • Staged catalytic cracking process
    • 分阶段催化裂化过程
    • US5314610A
    • 1994-05-24
    • US890196
    • 1992-05-29
    • Robert J. Gartside
    • Robert J. Gartside
    • C10G11/18C10G51/06C10G11/00
    • C10G11/18
    • A staged catalytic cracking process and apparatus is disclosed where each stage has a catalyst to oil ratio of at least 15 and there are individual hydrocarbon feeds to each stage and product removal from each stage. There is a residence time profile with the first stage having a short residence time and the successive stages having progressively longer residence times. Further, there is a feed profile with the lighter components of the total feed going to the first stage and the heavier components being fed to the later stages. The apparatus has a generally vertical orientation which permits it to be incorporated into existing cracking units for upgrading and also easily provides for both short and long residence times.
    • 公开了分阶段的催化裂化方法和装置,其中每个阶段的催化剂油比至少为15,并且每个阶段有单独的烃进料和从每个阶段除去产物。 存在停留时间曲线,第一阶段具有短停留时间,并且连续阶段具有逐渐更长的停留时间。 此外,存在进料曲线,其中总进料的较轻组分进入第一阶段,较重的组分进料到后期。 该装置具有大致垂直的取向,其允许将其并入现有的用于升级的裂解装置,并且还容易地提供短停留时间和长停留时间。