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    • 35. 发明授权
    • Method and apparatus for the continuous capturing and removal of gas
molecules
    • 用于连续捕获和去除气体分子的方法和装置
    • US5704966A
    • 1998-01-06
    • US666853
    • 1996-06-19
    • Ronald P. RohrbachGordon W. JonesPeter D. UngerDaniel E. Bause
    • Ronald P. RohrbachGordon W. JonesPeter D. UngerDaniel E. Bause
    • B01D53/14B01D47/02B01D47/06B01D50/00B01D53/04B01D53/18B01D53/26B60H3/06B01D47/14
    • B01D50/006B01D47/028B01D53/025B01D53/0415B01D53/268B01J20/28014B60H3/06B60H3/0633B60H3/0658B01D2253/102B01D2253/108B01D2253/25B01D2257/80B01D2257/90B01D2257/93B01D2259/40083B01D2259/402B01D53/02B01D53/0446B01D53/261B60H2003/0691Y10T428/2975
    • A unique filtration method and device (10) which continuously removes several gas phase contaminants from an air stream through the use of partially hollow wicking fibers (20) impregnated with a selected liquid which can capture the gas phase contaminants. The wicking fibers (20) are generally disposed parallel and are formed into a filter element (12) which extends from the air stream to be cleaned into another air stream which can strip and carry away the unwanted gas phase contaminants. The gas phase contaminants are conveyed to the stripping air stream by a concentration factor induced molecular migration. The air stream to be cleaned is directed through a compartment (16) across which the filter element (12) extends so the complete air flow is through filter element (12). Filter element (12) also extends into another compartment (18) through which the stripping air stream flows. The wicking fibers (20) include internal longitudinal cavities (22) each with a relatively small longitudinal extending opening (24). The wicking fibers (20) are filled with the selected contaminant removing liquid through capillary action by which the individual wicking fibers (20) rapidly draw the selected liquid, with which they come into contact, through the internal cavities (22). The absorption liquid remains within the wicking fiber cavities (22) and generally does not enter the space between the wicking fibers yet through the longitudinal openings (24) the liquid is in full communication with the air stream flowing past the fibers (20).
    • 一种独特的过滤方法和装置(10),其通过使用浸渍有可以捕获气相污染物的选定液体的部分中空芯吸纤维(20)从空气流中连续地去除多个气相污染物。 芯吸纤维(20)通常平行设置并形成过滤器元件(12),该过滤元件从待清洁的空气流延伸到可以剥离和携带不需要的气相污染物的另一个气流中。 通过浓度因子诱导的分子迁移将气相污染物输送到汽提空气流。 要清洁的空气流被引导通过隔室(16),过滤元件(12)延伸穿过该隔室(16),使得完整的空气流通过过滤元件(12)。 过滤器元件(12)还延伸到另一隔室(18)中,汽提气流通过该隔室(18)流动。 芯吸纤维(20)包括各自具有相对小的纵向延伸开口(24)的内部纵向空腔(22)。 芯吸纤维(20)通过毛细管作用填充所选择的污染物去除液体,通过该作用,各个芯吸纤维(20)通过内部空腔(22)快速地吸引与它们接触的选定液体。 吸收液体保持在芯吸纤维空腔(22)内,并且通常不通过纵向开口(24)进入芯吸纤维之间的空间,液体与流过纤维(20)的气流完全相通。
    • 40. 发明授权
    • Multi-stage fluid filter, and methods of making and using same
    • 多级流体过滤器及其制造和使用方法
    • US06379564B1
    • 2002-04-30
    • US09566035
    • 2000-05-08
    • Ronald Paul RohrbachGordon William JonesPeter D. UngerDaniel E. BauseLixin L. XueRussell A. Dondero
    • Ronald Paul RohrbachGordon William JonesPeter D. UngerDaniel E. BauseLixin L. XueRussell A. Dondero
    • B01D3700
    • C10M175/0058B01D37/025C10M175/0091
    • A fluid filter increases the useful life of the filtered fluid by removing contaminants therefrom, and may optionally provide for in-line delivery of additives to the filtered fluid. The filter may be an oil filter, a fuel filter, or other fluid filter. The fluid filter includes a casing which defines a hollow space therein, a mechanically active filter element within that space, and a chemically active filter element also retained within the hollow space proximate the mechanically active filter element. The chemically active filter element includes a nonwoven web made up of a plurality of fibers. Each fiber has a longitudinally extending internal cavity formed therein, and a corresponding longitudinally extending slot opening from that internal cavity to the outer surface of the fiber. Preferably each fiber as multiple lobes extending radially outwardly from a central stem, and each lobe cooperates with an adjacent lobe to define a longitudinally extending internal cavity and a corresponding slot therebetween. In order to remove contaminants or to supply additives to lubricating oil, the internal cavities, of each of the chemically active filter fibers, are supplied with a chemical reagent therein.
    • 流体过滤器通过从中除去污染物来增加过滤流体的使用寿命,并且可以任选地提供添加剂在过滤流体中的在线输送。 过滤器可以是油过滤器,燃料过滤器或其它流体过滤器。 流体过滤器包括在其中限定中空空间的壳体,在该空间内的机械活动过滤元件,以及也保持在靠近机械活动过滤器元件的中空空间内的化学活性过滤器元件。 化学活性过滤元件包括由多根纤维构成的非织造纤维网。 每个纤维具有形成在其中的纵向延伸的内腔,以及从该内腔到光纤的外表面的相应的纵向延伸槽。 优选地,每个纤维作为从中心杆径向向外延伸的多个叶片,并且每个叶片与相邻的凸角配合以限定纵向延伸的内部空腔和它们之间的相应的狭槽。 为了去除污染物或向润滑油中提供添加剂,每个化学活性过滤纤维的内腔在其中被供给化学试剂。