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    • 2. 发明申请
    • WATER PROCESSING FILTER AND MANUFACTURING METHOD THEREFOR
    • 水处理过滤器及其制造方法
    • US20150266751A1
    • 2015-09-24
    • US14435924
    • 2013-10-17
    • KURARAY CHEMICAL CO., LTD.
    • Satoru AritaShizuo IshimuraTetsuya Hanamoto
    • C02F1/28B01D24/00B01D24/20
    • C02F1/283B01D24/001B01D24/205B01D39/2062B01J20/20B01J20/28011B01J20/28019B01J20/2803B01J20/28042B01J20/28057B01J20/3007B01J20/3021B01J20/3085C02F2101/12C02F2101/36
    • A water-processing filter having a high dimensional accuracy and an improved filterability (such as a capability to remove turbidity components) is provided. The water-processing filter comprises (A) a hollow cylindrical filter which comprises (a1) a granular activated carbon having a median particle size of 30 to 80 μm and (a2) a fibrillated fibrous binder. The cylindrical filter (A) has an upstream outer surface having an arithmetical mean deviation of a waviness profile adjusted to not more than 30 μm and an arithmetical mean deviation of a primary profile adjusted to 35 to 45 μm. The cylindrical filter (A) may have a downstream inner surface having an arithmetical mean deviation of a waviness profile of not more than 30 μm and an arithmetical mean deviation of a primary profile of 35 to 45 μm. The cylindrical filter (A) may have a grounded outer surface. In a hollow space of the cylindrical filter (A), (B) a cylindrical filter comprising (b1) a granular activated carbon having a median particle size of 30 to 80 μm and (b2) a granular binder may be disposed.
    • 提供了具有高尺寸精度和改进的过滤性(例如去除浊度成分的能力)的水处理过滤器。 水处理过滤器包括(A)中空圆柱形过滤器,其包括(a1)中值粒径为30至80μm的颗粒活性炭和(a2)原纤化纤维粘合剂。 圆柱形过滤器(A)具有上游外表面,其平均偏差的波动平均偏差调整到不超过30μm,并且主轮廓的算术平均偏差调节至35至45μm。 圆柱形过滤器(A)可以具有下游内表面,其具有不大于30μm的波纹曲线的算术平均偏差和35至45μm的初级轮廓的算术平均偏差。 圆筒形过滤器(A)可具有接地的外表面。 在圆柱形过滤器(A)的中空空间中,(B)可以设置包括(b1)中值粒径为30〜80μm的粒状活性炭和(b2)粒状粘合剂的圆筒状过滤器。
    • 4. 发明授权
    • Method and apparatus for treating stormwater runoff
    • 治理雨水径流的方法和装置
    • US06569321B2
    • 2003-05-27
    • US09893472
    • 2001-06-29
    • Larry Steven Coffman
    • Larry Steven Coffman
    • C02F304
    • E03F1/002B01D24/205B01D24/24C02F1/001C02F3/046C02F3/286C02F3/2873C02F3/30C02F3/327C02F2103/001Y02W10/15Y02W10/18Y10S210/903
    • A water treatment system, method and apparatus for removing sediment, chemical pollutants and debris from contaminated stormwater runoff using physical, chemical and biological processes by passing runoff water preferably through a two-stage filtering and treatment system. The apparatus includes a first stage chamber filter system comprising a water storage area, a mulch layer a soil mixture of aggregate, organic material, soil, and live woody and/or herbaceous plants. The second stage treatment system is a water-filled lower chamber with baffles to increase the flow path of treated runoff through the chamber. Contaminated stormwater runoff or wastewater effluent is directed to and passes through the first stage chamber by gravity where the contaminated water is filtered and treated by the mulch, soil and plant filter media under aerobic conditions. The treated water from the first stage is directed to the second stage water-filled chamber where it is further treated through physical means (sedimentation) and anaerobic biological processes and discharged to the receiving waters or drainage system. The first stage chamber can be used without the second stage chamber when conditions warrant.
    • 一种利用物理,化学和生物过程从污染雨水径流中去除沉积物,化学污染物和碎屑的水处理系统,方法和装置,优选通过两级过滤和处理系统通过径流水。 该装置包括第一级室过滤系统,其包括储水区域,覆盖层,聚集体,有机材料,土壤和活木质和/或草本植物的土壤混合物。 第二阶段处理系统是具有挡板的充水下室,以增加经过室的经处理的径流的流动路径。 受污染的雨水径流或废水排放物通过重力引导并通过第一阶段室,污染水被过滤并在有氧条件下由覆盖物,土壤和植物过滤介质进行处理。 来自第一阶段的经处理的水被引导到第二阶段充水室,其中通过物理手段(沉淀)和厌氧生物过程进一步处理并排放到接收水域或排水系统。 当条件允许时,第一级室可以不用第二级室使用。
    • 5. 发明授权
    • Filter method
    • 过滤方式
    • US4190533A
    • 1980-02-26
    • US657666
    • 1976-02-12
    • Gene Hirs
    • Gene Hirs
    • B01D24/02B01D24/12B01D24/46B01D39/02B01D39/06C07D301/10B01D23/24
    • B01D39/06B01D24/205B01D24/4631B01D39/02C07D301/10
    • A filtration method and apparatus for removing contaminants from liquids, including a deep bed filter comprised of either a single media layer or of two or more vertically superimposed, substantially distinct, contiguous layers of filter material. In the plural layer deep bed filters the lower layers typically consist of materials such as sand or anthracite, which are inherently comprised of nonuniform filter granules, even when graded or sieved to within a fairly restricted mesh size range. The upper layer in the plural layer filters is comprised of filter media granules having substantially identical configurations and sizes to achieve a high layer porosity for reducing the rate of back pressure buildup during the filtration cycle. Additionally, the media granules of the upper layer preferably have a specific gravity of between about 1.05 and 1.4, are preferentially hydrophilic, i.e., water-wetted, as opposed to preferentially oleophilic, and are preferentially cylindrical. One specific example of a filter material having all these characteristics includes hollow glass tubes sealed at both ends. Such materials may also be used advantageously as the sole material in a single layer deep bed filter.The method includes backwashing the filter by flowing liquid upwardly through the filter media to expand the layer or layers substantially in situ. Afterwards, the layers are reformed. Due to the uniformity in size and shape of the filter material, the top layer is reformed with substantially the same porosity at its inlet surface as existed prior to the preceding filtration cycle.
    • 一种用于从液体中去除污染物的过滤方法和装置,包括由单个介质层或两个或更多个垂直叠加的基本上不同的连续的过滤材料层组成的深床过滤器。 在多层深床过滤器中,下层通常由诸如砂或无烟煤的材料组成,其固有地由不均匀的过滤颗粒组成,即使在等级或筛分在相当受限的筛网尺寸范围内。 多层过滤器中的上层由具有基本上相同的构造和尺寸的过滤介质颗粒组成,以实现高层孔隙率,以降低在过滤循环期间积累的背压速率。 此外,上层的介质颗粒优选地具有约1.05和1.4之间的比重,优选亲水性,即水润湿,与优先亲油性相反,并且优选为圆柱形。 具有所有这些特性的过滤材料的具体实例包括在两端密封的中空玻璃管​​。 这种材料也可以有利地用作单层深床过滤器中的唯一材料。 该方法包括通过将液体向上流动通过过滤介质来反向洗涤过滤器,以使层或层基本上原位膨胀。 之后,这些层被改造。 由于过滤材料的尺寸和形状的均匀性,顶层在其入口表面上以与前述过滤循环之前存在的基本上相同的孔隙度进行重整。
    • 7. 发明授权
    • Machine for removing sedimentary material from filter beds
    • 从过滤床上取出沉淀物的机器
    • US3720299A
    • 1973-03-13
    • US3720299D
    • 1971-04-23
    • GEWERK EISENHUETTE WESTFALIA
    • WEGMANN HSMULA KBARTZ LSTOLTEFUSS W
    • E02F3/08B01D21/18B01D24/20B01D24/46B65G65/06
    • B01D24/205B01D24/461
    • A machine for removing sedimentary material from filter beds of water supply installations. The machine has a chassis running on endless tracks and supporting a displaceable front frame carrying an inclined elevated conveyor arrangement with a plurality of circulated buckets. A rotatable drum with projecting paddles or bars serves to project material in a trough which feeds the buckets of the inclined conveyor arrangement. An inclined plate also carried by the frame serves to skim a layer of material from the bed as the machine advances and the drum picks up the material from the plate. A further conveyor extends transversally of the chassis and receives material from the inclined conveyor for subsequent discharge from the machine.
    • 一种用于从供水设备的过滤床中除去沉积物的机器。 机器具有在环形履带上运行的底盘,并且支撑带有多个循环桶的倾斜升高的输送机布置的可移动的前框架。 具有突出的叶片或杆的可旋转滚筒用于将倾斜输送机装置的铲斗的槽中的材料投射到槽中。 由框架承载的倾斜板用于在机器前进时从床上去除一层材料,并且滚筒从板上拾取材料。 进一步的输送机横向延伸,并从倾斜输送机接收材料,以便随后从机器排出。
    • 9. 再颁专利
    • Filtering apparatus
    • USRE22784E
    • 1946-08-27
    • US22784D
    • B01D24/20
    • B01D24/205B01D24/44B01D24/4631B01D2201/48Y10T137/7759
    • 552,302. Filters. PATERSON ENGINEERING CO., Ltd., and SMALLEY, W. Oct. 24, 1941, No. 13709. [Class 46] In a filter having a sand &c. bed a and a spillover wall b to prevent wastage of sand during cleansing by a reverse flow of wash water, the wall b is provided just above the bed a with one or more apertures d adapted to be opened and closed by means of one or more rollers or pads e operated by toggle lever or other mechanism to permit removal of the silt-laden waste water remaining above the bed after the sand has settled. The rollers or pads may be covered with rubber or like material. The impurities may be prevented from settling and washed through the apertures d by the continued application of wash water at a reduced rate, assisted, if desired, by a cross current of water. As shown, rubbercovered pads e of channel form are carried by pivoted arms g and operated by toggle lever mechanism h connected through link and lever mechanism k, l and bevel or screw-gear with a hand wheel i or a small electric motor under push button control. Alternatively, the rod k may be operated by a solenoid. Rollers may be adapted to be rolled over the surface of the wall b. The opening and closing of the apertures may be effected automatically in dependence on the rate of flow of wash water as by connecting the wash water inlet to a lightly-loaded diaphragm or other valve controlling the flow of pressure fluid to and from a cylinder having a piston connected with the pads &c. The rise in pressure of the wash water may also be utilized to close the electric circuit. Specifications 293,534, [Class 46], and 403,523 are referred to.