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2013 年获得的专利

TitleCountryPatent NumberGrant DateDescription
混合室United States8,372,2822013 年 2 月 12 日
一种膜模块,含有多个以某种阵列排列的多孔膜,安装在集气管中(至少安装在某端)。集气管具有多个分配孔,可将流体分配到模块中及膜表面。具有一个开口且另一端与分配孔形成流体窜槽的延长室可将流体分配到分配孔中。
通过脉冲气动提升泵清洁膜
United States8,372,2762013 年 2 月 12 日一种清洁膜表面的方法,通过液体流动浸入液体介质中,包括在膜表面随机生成间歇性或脉冲式液流的步骤,以移除其中的污染物质。还公开了包含多个多孔膜或整套的膜模块以及提供随机生成脉冲式液流的装置,在使用过程中,液流经过膜的表面,以移除其中的污染物质。
次氯酸钠中氯和氯酸盐的同时测定
United States8,372,2622013 年 2 月 12 日一种同时测定次氯酸钠中氯和氯酸盐的工艺。提供初级和次级次氯酸钠流。初级流经过处理可生成碘测定氯。次级流经过处理可生成碘测定氯和氯酸盐。初级流的碘从属于电流测量元件,可生成与初级流中的氯浓度成正比的初级电流。次级流的碘从属于电流测量元件,可生成与次级流中的氯和氯酸盐浓度成正比的次级电流。将次级电流减去初级电流,可以确定氯酸盐的量。
水处理系统和方法
United States8,377,2792013 年 2 月 19 日
一种处理系统,通过移除水源中包含的至少某部分有害物质来向使用点提供处理水或软化水。使用该处理系统可以减少电化学装置正常运行过程中形成水垢的可能性。对于处理系统中形成的水垢,包括其涉水组件,可使用其他不太可能形成水垢的液体(如低 SI 水)来逆转或替代存在导致硬度升高的物质的流动流体,从而抑制水垢的形成。对于处理系统中各种布置的组件,可使用不太可能形成水垢的液体冲洗系统阀和系统泵,以去除含有顽固物质的液体。
连续可变曝气​
United States8,377,3052013 年 2 月 19 日
一种控制膜过滤系统中污染的方法,使用气体清洁或冲刷膜 (6),该方法包含以连续可变的流速向系统供应气体。连续可变的阀门配置也已公开。
膜过滤模块的框架系统
United States8,382,9812013 年 2 月 26 日
一种根据发明实施例的模块排列,包含多个膜模块,以二维阵列排列,并在上下块状歧管之间延伸。模块阵列再划分为小组模块,彼此分离,横跨整个膜阵列。在小组的空隙内放置集成式支撑架,固定上下块状歧管,在模块阵列中形成集成式支撑结构。
供浆系统和方法
United States8,430,1122013 年 4 月 30 日​
本发明可提供或改善供浆的系统和方法,尤其是利用管道经过定期冲洗的浆体进行废水流处理的系统和方法。
生物固体废物处理
United States8,454,8302013 年 6 月 4 日
增强的废物处理工艺,通过生成和引入特定的生物种群,在主工艺中定向执行或推动特定任务,用于生成或沉降特定生物养分,或在后续处理过程中减少固体的形成。将材料暴露于可控的环境中,如在离线处理区,活性污泥和废料流入的特殊混合物可能长出细菌。之后将其返回到主流程中执行特定的任务,比如将颗粒状 cBOD 转化为可溶解的 cBOD 以供使用,利用低产量有机物特性来补充种群特性以减少高固体产量有机物,以提供生物养分或氧化援助,从而提高硝化/反硝化作用效率或排斥丝状菌生物,如诺卡氏菌。
改进废水处理工艺的系统和方法
United States8,470,1722013 年 6 月 25 日
一种改进活性污泥工艺的系统,包含至少 1 个生物反应器。将加重剂浸渍子系统耦合至生物反应器中,混合生物絮体和加重剂,使加重剂浸渍到生物絮体中,以形成加重生物絮体。可以配置加重剂回收子系统从加重生物絮体中回收加重剂,再将回收的加重剂重新引入加重剂浸渍子系统。
膜过滤系统中的清洁
United States8,496,8282013 年 7 月 30 日
公开了一种清洁可渗透中空膜的方法。在某个实施例中,膜浸入悬浮液体中。对膜壁施加压差。在过滤过程中,悬浮液体流经膜壁,随着渗透而逐渐脱离,至少有某种固体保留在膜的表面或内部。清洁步骤包括:将清洗液倒入膜壁一侧;对膜壁施加压差,使清洗液从膜壁一侧流向膜壁另一侧;对膜壁施加反向压差,使清洗液从膜壁另一侧流回膜壁一侧。​
Methods and Apparatus for Removing Solids from a Membrane ModuleUnited States8,506,806August 13, 2013A method of operating a membrane filtration module, the module including one or more membranes extending longitudinally between vertically spaced upper and lower headers into which the ends of the membranes are potted. The membranes have a permeable wall which is subjected to a filtration operation wherein feed containing contaminant matter is applied to one side of the membrane wall and filtrate is withdrawn from the other side of the membrane wall. At least one of the upper and/or lower headers has one or more openings therein and the method including flowing the feed, at least in part, through the one or more openings for application to the membrane wall. Apparatus for performing the method is also disclosed.
System and Method for Enhancing a Wastewater Treatment ProcessUnited States8,506,800August 13, 2013A system for enhancing an activated sludge process including at least one biological reactor. A weighting agent impregnation subsystem is coupled to the biological reactor for mixing biological flocs and weighting agent to impregnate the weighting agent into the biological flocs to form weighted biological flocs. A weighting agent recovery subsystem is configured to recover the weighting agent from the weighted biological flocs and reintroducing the recovered weighting agent to the weighting agent impregnation subsystem.
Method of Cleaning Membrane ModulesUnited States8,512,568August 20, 2013A method of cleaning a membrane filtration module, the module including at least one membrane located in a feed-containing vessel, the membrane having a permeable wall which is subjected to a filtration operation wherein feed containing contaminant matter is applied to one side of the membrane wall and filtrate is withdrawn from the other side of the membrane wall. The method comprising the steps of: suspending the filtration operation; performing a cleaning process on the membrane wall to dislodge contaminant matter therefrom into liquid surrounding the membrane; performing a high velocity sweep of the feed-containing vessel to remove the liquid containing the dislodged contaminant matter; and recommencing the filtration operation. An improved gas scouring method is also disclosed.
A Membrane ModuleUnited States8,518,256August 27, 2013A membrane module includes at least one hollow fiber membrane; a first resin layer formed around an end of the at least one hollow fiber membrane; and a second resin layer chemically bound to the first resin layer, wherein the second resin layer is of greater flexibility than the first resin layer.
Hydrophilic MembranesUnited States8,524,794September 3, 2013A method of coating a polymer comprising the step of treating the polymer with an activating agent to produce a reactive polymer, for example treating a polymer bearing at least one X (halogen) group and at least one H with base to eliminate HX. The reactive polymer is then reacted with a reactive coating, for example PVP, preferably in the presence of an initiator like persulfate anions, to produce a coated polymer, which may be hydrophilic in nature.
Low Power Amperometric ProbeUnited States8,524,058September 3, 2013An amperometric probe suitable for monitoring chlorine levels in water is described. The probe has low power consumption and maintenance requirements rendering it particularly suitable for long periods of operation in remote locations with portable power supplies.
Ballasted Sequencing Batch Reactor System and Method for Treating WastewaterUnited States8,540,877September 24, 2013A ballasted sequencing batch reactor system for treating wastewater including one or more sequencing batch reactors. A weighting agent impregnation subsystem is configured to mix biological floes and weighting agent to form weighted biological floes. A weighting agent recovery subsystem is configured to recover weighting agent from the weighted biological floes and reintroduce the recovered weighting agent to the weighting agent impregnation subsystem.
Systems and Methods for Water TreatmentUnited States8,585,882November 19, 2013Electrochemical devices and methods for water treatment are disclosed. An electrodeionization device may include one or more compartments containing an ionselective media, such as boron-selective resin. Cyclic adsorption of target ions and regeneration of the media in-situ is used to treat process water, and may be driven by the promotion of various pH conditions within the electrochemical device.
Method and System for Biofouling Control of Shipboard ComponentsUnited States8,591,740November 26, 2013A chlorine based biofouling control subsystem is utilized to facilitate shipboard water management systems such as ballast water management that employ filters.  The biofouling control system can serve as a subsystem to promote antifouling and reduce the filter clogging due to biofouling, which improves the efficiency and effectiveness of the ballast water treatment management system.  An antifouling agent of the biofouling control system breaks up the dense colonies of marine organisms being filtered or treated by the main water management systems.
Baffle Plates for an Ultraviolet ReactorUnited States8,591,730November 26, 2013An ultraviolet reactor for treating a fluid.  The reactor includes a vessel having an inlet for receiving fluid and an outlet for discharging fluid.  The reactor further includes an ultraviolet light source and baffle plates.  The baffle plates include holes arranged in a predetermined pattern for providing plug flow in areas in the reactor near the ultraviolet light source.