FILTRES COMPRENANT DES MEMBRANES EN SIC INCORPORANT DE L'AZOTE

    公开(公告)号:EP3233252A1

    公开(公告)日:2017-10-25

    申请号:EP15823695.0

    申请日:2015-12-18

    摘要: A filter for the filtration of a fluid such as a liquid, comprising or composed of a support element (1) made of a porous ceramic material, said element exhibiting a tubular or parallelepipedal shape delimited by an external surface (2) and comprising, in its internal portion (3), a set of adjacent channels (4) with axes parallel to one another and separated from one another by walls (8) of said porous inorganic material, in which at least a portion of said channels (4) and/or at least a portion of said external surface are covered with a porous separating membrane layer (5), said filter being characterized in that: - said separating membrane layer is made of a material essentially composed of silicon carbide (SiC), - the content by weight of elemental nitrogen of the layer constituting the porous separating membrane layer is between 0.1% and 2%.

    摘要翻译: 一种用于过滤诸如液体的流体的过滤器,包括或由多孔陶瓷材料制成的支撑元件(1)构成,所述元件具有由外表面(2)限定的管状或平行六面体形状,并包括在 其内部部分(3),一组相邻的通道(4),其轴线彼此平行且通过所述多孔无机材料的壁(8)彼此分隔开,其中所述通道(4)的至少一部分和 /或所述外表面的至少一部分被多孔分离膜层(5)覆盖,所述过滤器的特征在于: - 所述分离膜层由基本上由碳化硅(SiC)组成的材料制成, - 所述 构成多孔分离膜层的层的元素氮的重量含量在0.1%和2%之间。

    FILTRES A MEMBRANES COMPOSITES SIC-NITRURE OU SIC-OXYNITRURE
    3.
    发明公开
    FILTRES A MEMBRANES COMPOSITES SIC-NITRURE OU SIC-OXYNITRURE 审中-公开
    FILTRES A MEMBRANES复合材料SIC-NITRURE OU SIC-OXYNITRURE

    公开(公告)号:EP3233251A1

    公开(公告)日:2017-10-25

    申请号:EP15823693.5

    申请日:2015-12-18

    摘要: A filter for the filtration of a fluid such as a liquid, comprising or composed of a support element made of a porous ceramic material, said element exhibiting a tubular or parallelepipedal shape comprising, in its internal portion, a set of adjacent channels separated from one another by walls of said porous inorganic material, in which at least a portion of said channels and/or the external surface are covered with a porous separating membrane layer intended to come into contact with said fluid to be filtered circulating in said channels and making possible the tangential or frontal filtration of said fluid, said filter being characterized in that: - said layer is made from a material comprising a mixture of silicon carbide (SiC) and of at least one compound selected from silicon nitride or silicon oxynitride, - the weight content of elemental nitrogen, with respect to the weight content of SiC in said material constituting the porous separating membrane layer, is between 0.02 and 0.15.

    摘要翻译: 一种用于过滤诸如液体的流体的过滤器,包括或由多孔陶瓷材料制成的支撑元件构成,所述元件具有管状或平行六面体形状,在其内部包括一组相邻通道, 另一种是所述多孔无机材料的壁,其中所述通道和/或外表面的至少一部分被多孔分离膜层覆盖,所述多孔分离膜层用于与在所述通道中循环的所述待过滤流体接触并使得可能 所述流体的切向或正面过滤,所述过滤器的特征在于: - 所述层由包含碳化硅(SiC)和至少一种选自氮化硅或氮氧化硅的化合物的混合物的材料制成, - 所述重量 元素氮的含量相对于构成多孔分离膜层的所述材料中的SiC的重量含量在0.02和0之间。 15。

    FILTRE TANGENTIEL AVEC UN ÉLÉMENT SUPPORT COMPRENANT UN ENSEMBLE DE CANAUX
    4.
    发明公开
    FILTRE TANGENTIEL AVEC UN ÉLÉMENT SUPPORT COMPRENANT UN ENSEMBLE DE CANAUX 审中-公开
    麻醉品麻醉品麻醉品麻醉师EINER REIHE VONKANÄLEN

    公开(公告)号:EP3145626A1

    公开(公告)日:2017-03-29

    申请号:EP15732318.9

    申请日:2015-05-21

    IPC分类号: B01D63/06 B01D71/02 B01D69/04

    摘要: The invention relates to a tangential filter for filtering a fluid such as a liquid, including or consisting of a supporting element in which, along a transverse plane P perpendicular to the central axis of said tubular supporting element: a) said supporting element only includes, in the central portion thereof, inner channels Ci which do not share a wall in common with the outer surface thereof, said inner channels having a substantially equivalent hydraulic diameter; b) said supporting element also includes peripheral channels Cp, including at least two adjacent peripheral channels A and B, each one of said two channels A and B sharing a wall in common (6, 7) with said outer surface (2); c) the ratio Dh between: the hydraulic diameter DhA of the first channel A and the hydraulic diameter DhB of the second channel B is no lower than 1.1; d) the number of peripheral channels B is no lower than the number of peripheral channels A; and e) the channel B has a hydraulic diameter DhB substantially identical to the hydraulic diameter of the inner channels (Ci).

    摘要翻译: 本发明涉及一种用于过滤诸如液体的流体的切向过滤器,包括或由支撑元件组成,其中沿着垂直于所述管状支撑元件的中心轴线的横向平面P:a)所述支撑元件仅包括, 在其中央部分具有不与其外表面共同的壁的内通道Ci,所述内通道具有基本相当的液压直径; b)所述支撑元件还包括包括至少两个相邻外围通道A和B的周边通道Cp,所述两个通道A和B中的每一个与所述外表面(2)共用共同的壁(6,7)。 c)第一通道A的液压直径DhA和第二通道B的液压直径DhB之间的比Dh不低于1.1; d)外围信道B的数量不低于外围信道A的数量; 和e)通道B具有与内通道(Ci)的液压直径基本相同的液压直径DhB。