利索-全球专利检索

  1. 登录
  2. 注册

搜索结果

31 条记录 (耗时 0.02 秒)

    Catalytic dewaxing process
    8.
    发明授权
    Catalytic dewaxing process 失效
    催化脱蜡工艺

    公开(公告)号：US5062946A

    公开(公告)日：1991-11-05

    申请号：US541859

    申请日：1990-06-21

    申请人： Pierre Dufresne ,  Francis Raatz

    发明人： Pierre Dufresne ,  Francis Raatz

    IPC分类号： B01J29/04 ,  B01J29/86 ,  B01J29/88 ,  B01J29/89 ,  C10G45/64

    CPC分类号： B01J29/88 ,  C10G45/64

    摘要： The invention relates to a process for dewaxing an atomspheric or a vacuum gas oil in the presence of at least one catalyst comprising:a/ 2 to 99.4% by weight of a synthetic crystalline zeolite of the ferrisilicate type, the approximate chemical formula of the zeolite being M.sub.2/n O, Fe.sub.2 O.sub.3, xSiO.sub.2 where M represents a proton and/or a metal cation, n is the valence of M and x is a number ranging from 40 to 1,000, the zeolite having been synthetized in a fluoride medium and showing a fluorine content ranging from about 0.01 to 1.6% by weight, the zeolite having an X-ray diffraction diagram represented in Table 1 of the description;b/ 0.1 to 97.5% by weight of a matrix; andc/ at least one promoter selected from the group consisting of Pd, Pt, NiO, CoO, MoO.sub.3 and WO.sub.3.

    摘要翻译： 本发明涉及一种在至少一种催化剂存在下脱蜡原子团或真空瓦斯油的方法，所述催化剂包含：a / 2至99.4重量％的硅酸盐型合成结晶沸石，沸石的近似化学式 是M2 / nO，Fe2O3，xSiO2，其中M表示质子和/或金属阳离子，n是M的化合价，x是40至1,000的数，沸石已经在氟化物介质中合成并显示出氟 含量范围为约0.01〜1.6重量％，沸石具有表1所示的X射线衍射图。 b / 0.1〜97.5重量％的基体; 和c /选自Pd，Pt，NiO，CoO，MoO 3和WO 3中的至少一种助催化剂。

    Dewaxing process employing a catalyst with a highly dealuminated mordenite base
    9.
    发明授权
    Dewaxing process employing a catalyst with a highly dealuminated mordenite base 失效
    脱蜡方法采用具有高度脱铝丝光沸石基质的催化剂

    公开(公告)号：US4501656A

    公开(公告)日：1985-02-26

    申请号：US507415

    申请日：1983-06-23

    申请人： Pierre Dufresne ,  Edouard Freund ,  Christian Marcilly ,  Francis Raatz

    发明人： Pierre Dufresne ,  Edouard Freund ,  Christian Marcilly ,  Francis Raatz

    IPC分类号： B01J29/26 ,  C10G45/12 ,  C10G45/58 ,  C10G45/64 ,  C10G47/20

    CPC分类号： B01J29/26 ,  C10G2400/06

    摘要： A new catalyst with a highly dealuminated mordenite base, useful in particular in hydrotreatment processes for improving the low temperature properties and the pour point and cloud point of oil cuts contains:(1) an acidic carrier comprising(a) at least 50% (calculated as dry base) of highly dealuminated mordenite and characterized by a molar ratio SiO.sub.2 /Al.sub.2 O.sub.3 higher than 110 and a sodium content lower than or equal to 0.5% by weight, and(b) an amorphous matrix, and(2) said acid carrier containing in association at least one oxide of a metal from group VIII and at least one oxide of a metal from group VI of the periodic classification of elements.

    摘要翻译： 具有高脱铝丝光沸石基质的新型催化剂，尤其用于改进油料的低温性能和倾点和浊点的加氢处理方法中包含：（1）酸性载体，其包含（a）至少50％（计算值 作为干碱），其特征在于SiO 2 / Al 2 O 3的摩尔比高于110，钠含量低于或等于0.5重量％，和（b）无定形基质，和（2）所述酸性载体含有 关于来自第VIII族的金属的至少一种氧化物和至少一种元素的周期性分类的来自第VI族的金属的氧化物。

    Mordenite-containing catalyst, its preparation and use for isomerizing cuts of high normal paraffin content
    10.
    发明授权
    Mordenite-containing catalyst, its preparation and use for isomerizing cuts of high normal paraffin content 失效
    含丝氨酸沸石的催化剂，其制备和用于异构化高正常链烷烃含量的切片

    公开(公告)号：US4935578A

    公开(公告)日：1990-06-19

    申请号：US288320

    申请日：1988-12-22

    申请人： Pierre Dufresne ,  Jean-Pierre Franck ,  Francis Raatz ,  Christine Travers

    发明人： Pierre Dufresne ,  Jean-Pierre Franck ,  Francis Raatz ,  Christine Travers

    IPC分类号： B01J29/00 ,  B01J29/20 ,  B01J29/22 ,  B01J29/24 ,  C07C5/27 ,  C10G35/095 ,  C10G45/60 ,  C10G45/64

    CPC分类号： C10G35/095 ,  B01J29/20 ,  C07C5/2791

    摘要： The invention concerns a catalyst containing by weight:(a) from 10 to 99.99% of a mordenite being in major part shaped as needles and having a Si/Al atomic ratio of about 5 to 50, a benzene adsorption capacity of more than 5% by weight with respect to the dry mordenite weight, a volume V of elementary mesh from 2.73 to 2.78 nm.sup.3, a sodium content by weight lower than 0.2% and adsorbing molecules of a kinetic diameter larger than about 6.6.times.10.sup.-10 m,(b) from 0 to 89,99% of a matrix,(c) from 0,005 to 15% of at least one metal from group VIII, and(d) from 0,005 to 10% of at least one metal from group IV A.The catalyst is used for hydroisomerizing cuts containing a high proportion of normal paraffins having 4, 5, 6 or 7 carbon atoms per molecule to obtain with a good conversion and selectivity a mixture containing a high proportion of isoparaffins.

    摘要翻译： 本发明涉及一种以重量计含有的催化剂：（a）10至99.99％的丝光沸石主要部分为针状，Si / Al原子比为约5至50，苯吸附量大于5％ 相对于干丝光沸石重量，基本网眼的体积V为2.73至2.78nm 3，钠含量低于0.2％并吸附动力学直径大于约6.6×10 -10 m的分子，（b） 基团的0至89,99％，（c）来自VIII族的至少一种金属的0.005至15％，和（d）来自IVA族的至少一种金属的0.005至10％。催化剂为 用于每分子含有高比例的具有4,5,6或7个碳原子的正常链烷烃的加氢异构化切割，以获得具有高比例异链烷烃的混合物的良好转化率和选择性。