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    • 81. 发明申请
    • Vertical rotating tiller
    • 垂直旋转耕耘机
    • US20020182010A1
    • 2002-12-05
    • US09871105
    • 2001-05-31
    • Ernest H. WilliamsCharles A. Williams
    • B09C001/10B09C001/08
    • E02D3/126A01B33/06A01B49/025B01F7/00633B01F7/00691B01F7/30B01F13/0016B01F13/0032B01F13/105B01F15/00707B01F2013/108B01F2015/00623B01F2015/00649B09C1/00B09C1/08B09C1/10B09C2101/00
    • A rotatable tiller apparatus for use in mixing soils in situ, including: (a) a vertically oriented rotatable drive shaft, connected to and driven by a motor external to the apparatus; (b) a drive assembly connected to the drive shaft; (c) at least two vertically oriented, rotatable cutting shafts connected to the drive shaft through the drive assembly and at least one support plate; (d) a sprocket assembly within the drive assembly connected to the drive shaft, the sprocket assembly comprising at least one rotatable sprocket for each cutting shaft; (e) a means of rotating the sprockets in a direction counter to the rotation of the drive shaft, the means being driven by the motor, the sprockets being rotatable in the same direction and at the same speed as one another; and (f) at least two tine assemblies arranged vertically in tandem along each of the cutting shafts, each tine assembly including at least one tine with at least one blade at its end.
    • 一种用于现场混合土壤的可旋转耕耘机装置,包括:(a)垂直定向的可旋转驱动轴,其连接到由该设备外部的马达驱动; (b)连接到驱动轴的驱动组件; (c)通过驱动组件和至少一个支撑板连接到驱动轴的至少两个垂直取向的可旋转切割轴; (d)驱动组件内的链轮组件,其连接到驱动轴上,链轮组件包括用于每个切割轴的至少一个可旋转链轮; (e)使链轮沿与驱动轴的旋转相反的方向旋转的装置,该装置由马达驱动,链轮能够以相同方向和相同速度旋转; 和(f)至少两个齿组件,其沿着每个切割轴串联布置,每个齿组件包括至少一个在其端部具有至少一个叶片的齿。
    • 82. 发明申请
    • Microporous diffusion apparatus
    • 微孔扩散仪
    • US20020134733A1
    • 2002-09-26
    • US09943111
    • 2001-08-30
    • William B. Kerfoot
    • C02F007/00
    • C02F1/78B01F3/04262B01F2003/04319B01F2003/04858B01F2003/04886B01F2215/0052B09C1/00B09C1/002B09C1/08B09C1/10B09C2101/00C02F3/226C02F2103/06E21B43/00Y02W10/15Y10S210/908Y10S210/909
    • Apparatus for active in situ multi-element gas sparging for bioremediation or physico-chemical degration for removal of contaminants in a soil formation containing a subsurface groundwater aquifer or a substantially wet unsaturated zone, the multi-gas contained in bubbles, wherein the apparatus includes a plurality of injection wells extending to a depth of a selected aquifer; introducing an oxidizing agent comprising ozone mixed with ambient air to provide a multi-element gas by means of microporous diffusers, without applying a vacuum for extraction of stripped products or biodegration by-products, wherein said diffusers form micro-fine bubbles containing said multi-element gas that oxidizes, by stripping and decomposition, chlorinated hydrocarbons from the aquifer and surrounding saturated soil formation into harmless by-products; also including a pump for agitating water in the well selecting microbubbles, injecting them into the aquifer and effective to alter the path of micro-fine bubbles through a porous solid formation whereby enhanced contact between the oxidizing agent contained in each said bubble by stripping pollutant from solution in ambient water into the mini-atmosphere of each bubble effective to increase the efficiency and speed of remediation of a site.
    • 用于活性原位多元素气体喷射用于生物修复或物理化学降解的装置,用于去除含有地下水含水层或基本上湿的不饱和区域的土壤中的污染物,所述多气体包含在气泡中,其中所述装置包括 多个注入井延伸到所选含水层的深度; 引入包含与环境空气混合的臭氧的氧化剂,以通过微孔扩散器提供多元素气体,而不施加用于提取剥离产物或生物降解副产物的真空,其中所述扩散器形成含有所述多孔扩散器的微细气泡, 通过汽提和分解氧化碳氢化合物从含水层和周围的饱和土壤形成氧化成无害的副产物; 还包括用于在选择性良好的微泡中搅拌水的泵,将其注入含水层中并有效地通过多孔固体形成改变微细气泡的路径,由此通过从每个所述气泡中除去污染物从而增加每个所述气泡中包含的氧化剂的接触 环境水中的溶液进入每个气泡的微小气氛,有效提高了场地修复的效率和速度。
    • 83. 发明授权
    • Air, soil and ground water remediation compositions and methods
    • US06447207B1
    • 2002-09-10
    • US09967944
    • 2001-10-02
    • George A. Ivey
    • George A. Ivey
    • B09C102
    • B09C1/02B09C1/002B09C2101/00
    • A remediation composition for cleaning a soil mass and ground water contaminated with an organic contaminant and for reducing emanation of foul air from contaminated sites. The composition comprises an aqueous carrier, TRITON X-100 as a first surfactant, and a second surfactant which is selected from a group of surfactants consisting of TRITON X-155 and TRITON X-190. In presence of certain hydrocarbon, a total contaminant-emulsifying capacity of the remediation composition is greater than a sum of the contaminant-emulsifying capacities of the first and second surfactants. In another aspect of the present invention, surfactants TRITON X-15, TRITON X-35 and TRITON X-45 are used in association with TRITON X-100 such that their miscibilities with an aqueous carrier in the presence of TRITON X-100 is greater than their solubilities with the aqueous carrier alone. In yet another aspect of the invention, the remediation solutions are applied in situ to a contaminated site and the ground water table in the contaminated soil is repeatedly raised above and lowered below the contaminated region during the entire remediation process.
    • 84. 发明申请
    • Reclamation of materials in a closed environment with remedial water
    • 在封闭的环境中用补救水填充材料
    • US20020113017A1
    • 2002-08-22
    • US09989192
    • 2001-11-21
    • Richard G. Sheets
    • B01D015/00
    • B09C1/02B09B3/00B09C1/08B09C2101/00C02F1/4606C02F1/4672C02F11/004C02F2303/04
    • Cost-effective processes and tools used therein are described that decontaminate sludge using remedial water in a closed and environmentally friendly system. Typical contaminants such as toxic metals, microorganisms, and toxic compounds are detoxified or destroyed by one or more remedial water treatments to sludge that is confined to the closed system. The closed system may comprise a covered rail road car, ISO container, or other large space into which the remedial water, and optionally, remedial gas, is applied by injection or other means. In a preferred embodiment, water is electrochemically activated at the site of use and injected through an array of pipes within the container. A large variety of other waters and combinations of water, and even air treatments are particularly useful in combination with the closed system for treating sludge. Sludges such as dredged material, human or animal waste, and soils or sediments, are particularly amenable to conversion by the materials and methods of the invention into a more beneficial end use product.
    • 描述了在其中使用的成本有效的方法和工具,在封闭和环境友好的系统中使用补救水对污泥进行净化。 典型的污染物如有毒金属,微生物和有毒化合物通过一种或多种补救水处理对限于封闭系统的污泥进行解毒或破坏。 封闭系统可以包括覆盖的铁路公路车,ISO集装箱或其他大的空间,通过注射或其他方式施加补救水和任选的补救气体。 在优选的实施方案中,水在使用部位被电化学活化,并通过容器内的一排管子进行注射。 各种各样的其他水和水,甚至空气处理的组合特别适用于用于处理污泥的封闭系统。 诸如疏浚材料,人或动物废物以及土壤或沉积物之类的污泥特别适合于通过本发明的材料和方法转化成更有益的最终用途产品。
    • 85. 发明授权
    • In-well air stripping and adsorption
    • 井内空气汽提和吸附
    • US06254310B1
    • 2001-07-03
    • US09566508
    • 2000-05-08
    • Suthan S. Suthersan
    • Suthan S. Suthersan
    • E21B4338
    • E21B43/385B09C1/002B09C1/005B09C1/08B09C2101/00E21B43/122
    • A method and system for removing contaminants from the phreatic zone, also known as the saturation zone, or groundwater. The technique preferably involves gas sparging while slowing down the sparging process by placing packing balls into an eductor tube. A preferred embodiment of the system is comprised of a means for supplying gas to the lower extent of a well which induces a flow of groundwater and gas bubbles up the well. The system may also contain a conduit within the well which extends below the water table. The conduit has a lower fluid-permeable section which is located below the water table and an upper fluid-permeable section which is adjacent to the water table. The system may further comprise an eductor tube contained in the conduit which extends from the top extent of the conduit to the saturation zone. Packing balls may be located between the eductor tube and the means for supplying gas to the lower extent of the well. The system may also include separating the gas bubbles from the groundwater at the top of the conduit.
    • 用于从潜水区域(也称为饱和区域)或地下水中去除污染物的方法和系统。 该技术优选地包括气体喷射,同时通过将包装球放置在喷射管中来减慢喷射过程。 系统的优选实施例包括用于将气体供应到井的下部范围的装置,其引起地下水和气泡向上的井的流动。 该系统还可以包含位于井底下方的井内的导管。 导管具有位于水台下方的较低流体可渗透部分和与水台相邻的上部流体可渗透部分。 该系统可以进一步包括包含在导管中的喷射管,其从导管的顶部延伸到饱和区。 包装球可以位于喷射管和用于向井的下部供应气体的装置之间。 该系统还可以包括将气泡与管道顶部的地下水分离开。
    • 86. 发明授权
    • Method for forming an interconnected underground structure
    • 形成相互连接的地下结构的方法
    • US06241426B1
    • 2001-06-05
    • US09318184
    • 1999-05-25
    • Verne L. Schellhorn
    • Verne L. Schellhorn
    • B65G500
    • E02D5/18B09C1/00B09C1/08B09C2101/00Y10S210/901
    • A method is provided for forming an interconnected underground structure which avoids settling of adjacent soil structure. A plurality of underground support columns is initially formed, with the support columns being spaced apart in a predetermined pattern. Interconnecting holes are thereafter formed between the underground support columns, wherein the interconnecting holes are formed by mechanically cutting the soil and simultaneously hydraulically mixing the mechanically cut soil with slurry injected at velocities of 200 feet per second or higher while maintaining a positive hydrostatic head in the hole relative to adjacent soil. As the interconnecting holes are being formed, the diameter of each interconnecting hole is extended by positioning a second high velocity slurry nozzle near the outer diameter of the interconnecting hole which injects high velocity into the adjacent soil to hydraulically cut the adjacent soil and mix it with the slurry. The high velocity slurry injected through the second nozzle penetrates the surface of the adjacent underground support columns and forms an impermeable underground support wall. The method may be used to treat and stabilize highly toxic underground plumes.
    • 提供了一种形成相互连接的地下结构的方法,其避免相邻土壤结构的沉降。 最初形成多个地下支撑柱,其中支撑柱以预定图案间隔开。 之后在地下支撑柱之间形成互连孔,其中互连孔通过机械切割土壤并同时液压混合机械切割的土壤与以每秒200英尺或更高的速度喷射的浆料而形成,同时在 相对于相邻土壤的孔。 随着互连孔的形成,每个互连孔的直径通过在互连孔的外径附近定位第二高速浆料喷嘴来延伸,其将高速度注入相邻的土壤中以液压切割相邻的土壤并将其与 浆料。 通过第二喷嘴喷射的高速浆料穿透相邻地下支撑柱的表面并形成不渗透的地下支撑壁。 该方法可用于治疗和稳定高毒性地下羽毛。
    • 88. 发明授权
    • Methods for the in situ removal of a contaminant from soil
    • 从土壤原位清除污染物的方法
    • US06210078B1
    • 2001-04-03
    • US09324298
    • 1999-06-02
    • James C. RedwineDavid W. MorrisDavid L. Drummonds
    • James C. RedwineDavid W. MorrisDavid L. Drummonds
    • A62D300
    • B01J39/04B01D61/145B01D61/147B01D61/16B01D2311/04B01J41/04B09C1/02B09C1/08B09C1/085B09C2101/00C02F1/24C02F1/281C02F1/283C02F1/32C02F1/444C02F1/5245C02F1/56C02F1/66C02F1/683C02F1/78C02F2101/103C02F2103/06E21B43/40B01D2311/12B01D2311/16
    • The invention relates to a method for removing a contaminant in situ from soil containing the contaminant, by contacting the soil containing the contaminant with a reagent in situ to remove the contaminant from the soil and form a mixture; removing the mixture from the soil; and removing the contaminant from the mixture, wherein the reagent is not citric acid. The invention further relates to a method for removing a contaminant in situ from soil containing the contaminant, by contacting the soil containing the contaminant with a reagent in situ and mobilizing the contaminant by electroremediation to form a mixture containing the contaminant; and removing the contaminant from the mixture. The invention further relates to a method for removing a contaminant from soil in situ containing the contaminant, by contacting the soil containing the contaminant with a chelate in situ to form a mixture containing a contaminant-chelate complex; removing the mixture from the soil; and contacting the mixture with an ion exchange resin, whereby the contaminant-chelate complex is separated from the mixture. The invention further relates to a method of removing a contaminant in situ from soil containing the contaminant, by contacting the soil containing the contaminant in situ with a chelate to form a first mixture containing a contaminant-chelate complex; removing the first mixture from the soil; chemically destroying the contaminant-chelate complex of the first mixture to produce a second mixture containing the contaminant; and removing the contaminant from the second mixture.
    • 本发明涉及一种从含有污染物的土壤中原位除去污染物的方法,通过使含有污染物的土壤与原位原位接触,从土壤中除去污染物并形成混合物; 从土壤中除去混合物; 并从混合物中除去污染物,其中该试剂不是柠檬酸。 本发明还涉及一种通过使含有污染物的土壤与原位原位接触并通过电气调节来移动污染物以形成含有污染物的混合物来从含有污染物的土壤中原位除去污染物的方法; 并从混合物中除去污染物。 本发明还涉及通过将含有污染物的土壤与螯合物原位接触以形成含有污染物螯合络合物的混合物,从而将含有污染物的土壤中的污物除去的方法; 从土壤中除去混合物; 并将该混合物与离子交换树脂接触,从而将该杂质螯合物与该混合物分离。 本发明还涉及一种通过将含有污染物的土壤与螯合物接触以形成含有污染物螯合络合物的第一混合物,从含有污染物的土壤中原位除去污染物的方法; 从土壤中除去第一个混合物; 化学破坏第一混合物的污染物螯合络合物以产生含有污染物的第二混合物; 并从第二混合物中除去污染物。
    • 89. 发明授权
    • Multi-level fluid transfer apparatus, system and process
    • 多级流体输送装置,系统及工艺
    • US06210073B1
    • 2001-04-03
    • US09201548
    • 1998-11-30
    • Mark D. BuehlmanFrederick C. PayneDaniel T. Rogers
    • Mark D. BuehlmanFrederick C. PayneDaniel T. Rogers
    • B09C100
    • B09C1/00B09C1/005B09C1/08B09C1/10B09C2101/00E21B43/00E21B43/30
    • A multi-level fluid transfer system, apparatus and process. In one well bore hole, there are multiple fluid transfer devices positioned to inject a fluid, such as air, at multiple levels in the well bore hole. There are seals between the levels establishing multiple compartments. Each fluid transfer device has an outlet in one of the compartments. The fluid transfer devices are connected to receive the fluid, which is transmitted into the well bore hole and released within the multiple compartments of the well bore hole. The fluid travels out of the well bore hole compartments in separate streams at different levels or depths and out into the contaminated ground. The multiple levels in the injection well allow for release of the fluid both above and below any lenses or areas of low permeability in the ground, to improve the efficacy of the remediation process. The multiple fluid transfer devices may be assembled into an apparatus with concentric riser conduits. The apparatus, system and method may be used for injecting a biological agent, for injection of an oxidant, and for injection of a sparging gas such as air. Different fluids may also be introduced at different levels, such as a gas and a liquid, to promote mixing of the liquid agent in the ground. The same apparatus may also be used as an extraction well by connecting the apparatus to a vacuum source for vapor extraction or use as part of a sparging system. The injection wells may also be used with traditional extraction wells in a sparging system.
    • 多级流体输送系统,装置和过程。 在一个井眼中,存在多个流体输送装置,其定位成在井眼孔中以多个等级注入诸如空气的流体。 建立多个舱室的水平之间有密封。 每个流体输送装置在其中一个隔室中具有出口。 流体输送装置被连接以接收流体,其被传送到井眼孔中并在井眼孔的多个隔室内释放。 流体在不同水平或深度的不同流中从井孔隔室中流出并进入污染的地面。 注射井中的多个水平允许在地下的任何透镜或低渗透性区域的上方和下方释放流体,以提高修复过程的功效。 多个流体输送装置可以组装成具有同心立管导管的装置。 该装置,系统和方法可以用于注射生物试剂,用于注射氧化剂,以及用于喷射诸如空气的喷射气体。 也可以在不同的水平引入不同的流体,例如气体和液体,以促进液体试剂在地下的混合。 作为喷射系统的一部分,也可以将该装置连接到用于蒸气提取或使用的真空源的同一装置作为提取井。 喷射井也可以与喷射系统中的传统萃取井一起使用。
    • 90. 发明授权
    • Oxidative particle mixtures for groundwater treatment
    • 用于地下水处理的氧化颗粒混合物
    • US6102621A
    • 2000-08-15
    • US71659
    • 1998-05-01
    • Robert L. SiegristLawrence C. Murdoch
    • Robert L. SiegristLawrence C. Murdoch
    • B09C1/00B09C1/08B09B1/00
    • B09C1/002B09C1/00B09C1/08B09C2101/00
    • The invention is a method and a composition of a mixture for degradation and immobilization of contaminants in soil and groundwater. The oxidative particle mixture and method includes providing a material having a minimal volume of free water, mixing at least one inorganic oxidative chemical in a granular form with a carrier fluid containing a fine grained inorganic hydrophilic compound and injecting the resulting mixture into the subsurface. The granular form of the inorganic oxidative chemical dissolves within the areas of injection, and the oxidative ions move by diffusion and/or advection, therefore extending the treatment zone over a wider area than the injection area. The organic contaminants in the soil and groundwater are degraded by the oxidative ions, which form solid byproducts that can sorb significant amounts of inorganic contaminants, metals, and radionuclides for in situ treatment and immobilization of contaminants. The method and composition of the oxidative particle mixture for long-term treatment and immobilization of contaminants in soil and groundwater provides for a reduction in toxicity of contaminants in a subsurface area of contamination without the need for continued injection of treatment material, or for movement of the contaminants, or without the need for continuous pumping of groundwater through the treatment zone, or removal of groundwater from the subsurface area of contamination.
    • 本发明是用于土壤和地下水中污染物降解和固定的混合物的方法和组合物。 氧化性颗粒混合物和方法包括提供具有最小体积的游离水的材料,将至少一种颗粒形式的无机氧化化学品与含有细粒无机亲水性化合物的载体流体混合并将所得混合物注入地下。 无机氧化化学品的颗粒形式溶解在注射区域内,氧化离子通过扩散和/或对流移动,因此使处理区域在比注入区域更宽的区域上延伸。 土壤和地下水中的有机污染物被氧化离子降解,氧化离子形成固体副产物,可以吸收大量的无机污染物,金属和放射性核素用于原位处理和固定污染物。 用于长期处理和固定污染物在土壤和地下水中的氧化性颗粒混合物的方法和组成使污染物在污染地下区域的毒性降低,而不需要持续注入处理材料,或者用于 污染物,或者不需要连续泵送地下水通过处理区域,或从地下水区域的污染物去除地下水。