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    • 5. 发明授权
    • Apparatus for separation and processing of materials
    • US09370753B2
    • 2016-06-21
    • US14346672
    • 2012-09-21
    • CYDAF TECHNOLOGIES LIMITED
    • Richard George Paxton
    • B01D45/16B01D47/00B01F3/04B04C5/10B04C5/06B04C5/103B04C5/13B04C5/14B04C5/28B01D21/24B01D21/26B03D1/14B01D17/02B01D19/00
    • B01F3/0446B01D17/0217B01D19/0057B01D21/2411B01D21/267B01D45/16B01D47/00B03D1/1418B04C5/06B04C5/10B04C5/103B04C5/13B04C5/14B04C5/28
    • This invention relates to a tubular cyclonic separation device the style of which was presented in PCT/ZA2003/000160 and which enables all of the inlet and outlet connections to be completely contained within a tubular profile, the diameter of which is that of the body of the cyclonic section. This disclosure adds further novel and inventive developments to the cyclonic device which enable it to be used as a separating device for systems involving all three phases (gas, liquid and solid) and where two, three or more different product streams may be separated, all within the same cylindrical profile. These further inventive developments also relate to the use of externally supplied gas and/or additional liquid phases which are injected through the walls of the cyclonic body using specifically located slots and/or holes in combination with specifically located stepped edges. These further novel and inventive developments enable the concepts of froth floatation (FF) and Dispersed Air Floatation (DAF) to be exploited within an enhanced gravitational field together with the options for washing the separated froth and/or the separated heavier fractions, all within the same cyclonic unit. As part of the novel and inventive introduction of the stepped edges, means are provided whereby gas bubbles smaller than 30 microns can be created on a large scale and with a reduced energy input relative to typical conventional equipment. Also, the size of the gas bubbles may be controlled together with the intensity of any particle on particle interactions that may be created. This latter has many potential applications within FF and/or DAF processes, including applications within oil and tar separation from solid surfaces and within many ore preparation and ore leaching processes. The tubular profile enables processing and separation to be achieved “within the pipe line” or for very closely packed arrangements to be assembled within carrier vessels.
    • 7. 发明授权
    • Cage type cyclone fine screen device
    • 笼式旋风细筛装置
    • US5630514A
    • 1997-05-20
    • US581544
    • 1996-03-13
    • Zhigang FangFenggang Song
    • Zhigang FangFenggang Song
    • B04C5/10B07B1/04
    • B04C5/10
    • A cage type cyclone fine screen device having an overflow pipe (2), a feeding section (3), an undersized section (6), a conical section (7), a cage type screen (5) and an integrated cylindrical section (4). The cage screen is fixed by installing the upper and lower flanges respectively onto the upper end opening of the integrated cylindrical section and the upper end opening of the inner ring of the undersized section, resulting in convenience for assembly and disassembly. The device has the advantages of high processing capability, high classification efficiency, compactness, low investment, low power consumption, and long lifetime of the screen. This device is suitable for grading and concentrating aluminum hydroxide and other fine particles.
    • PCT No.PCT / CN95 / 00044 Sec。 371日期:1996年3月13日 102(e)1996年3月13日PCT PCT 1995年5月19日PCT公布。 公开号WO95 / 32057 日期:1995年11月30日具有溢流管(2),进料部(3),过小部分(6),锥形部(7),笼型筛(5)和 集成圆柱形部分(4)。 通过将上下凸缘分别安装在集成圆柱形部分的上端开口和尺寸较小的部分的内圈的上端开口上来固定笼式筛网,从而方便组装和拆卸。 该设备具有处理能力强,分类效率高,结构紧凑,投资低,功耗低,屏幕寿命长等优点。 该装置适用于分级和浓缩氢氧化铝等细颗粒。
    • 8. 发明授权
    • Adjustable orifice for gas-sparged hydrocyclone
    • 鼓风式水力旋流器可调孔
    • US5560818A
    • 1996-10-01
    • US305691
    • 1994-09-13
    • Edward J. Sharrow
    • Edward J. Sharrow
    • B03D1/14B04C5/10B04C5/16B04C11/00D21D5/24B03D1/24B04C5/181
    • B03D1/1425B03D1/028B04C11/00B04C5/10B04C5/16D21D5/24
    • A conventional gas-sparged hydrocyclone, including a plug that cooperates with an interior surface of the hydrocyclone to adjust the size of an orifice defined adjacent the suspension outlet, is mechanically adjusted. The plug position is adjusted by a mechanical device from a position exteriorly of the hollow body while the hydrocyclone is running with suspension fed to its inlet, to effect direct linear movement of the plug with respect to the body interior surface. The mechanical elements include first and second pins and links within the hydrocyclone, a shaft having a drive portion extending exteriorly of the hydrocyclone, and a manually actuated link assembly or stepper motor for rotating the shaft. The manual actuator may be associated with an indexing arrangement to positively hold the plug at the position to which it has been adjusted.
    • 机械地调节常规的鼓风水力旋流器,包括与旋液分离器的内表面配合以调节邻近悬浮出口限定的孔的尺寸的塞子。 插塞位置由机械装置从空心体外部的位置调节,同时旋流器运行时悬挂在其入口处,以实现插头相对于主体内表面的直接线性移动。 机械元件包括水力旋流器内的第一和第二销和连杆,具有在水力旋流器外部延伸的驱动部分的轴以及用于旋转轴的手动致动的连杆组件或步进电机。 手动致动器可以与分度装置相关联,以将塞子正确地保持在其已被调节到的位置。
    • 9. 发明授权
    • Method and apparatus for optimizing gas-liquid interfacial contact
    • 用于优化气 - 液界面接触的方法和装置
    • US5529701A
    • 1996-06-25
    • US492766
    • 1995-06-21
    • Thomas L. GrishamJanet K. PetersKeith W. SharpEdward E. Ebel
    • Thomas L. GrishamJanet K. PetersKeith W. SharpEdward E. Ebel
    • B01J4/04B01J10/00B01J19/26B04C5/10B04C7/00B04C9/00B01D21/26
    • B04C9/00B01J19/26B01J4/04B04C5/10B04C7/00B01J2219/00051B01J2219/0011B01J2219/0013B01J2219/00162B01J2219/00164B01J2219/00166
    • Apparatus for optimizing gas-liquid interfacial contact for molecular mass transfer between gas and liquid comprises a gas-liquid contactor assembly including a hollow porous tube surrounded by an outer jacket defining a gas plenum between the jacket and the porous tube; a liquid feed assembly including a nozzle for injecting liquid into the porous tube in a spiraling flow pattern around and along the porous tube; a gas-liquid separator assembly at the first end of the porous tube including a nonporous degassing tube coaxially aligned with and connected to the porous tube, a gas outlet port coaxially aligned with the degassing tube to receive a first portion of gas flowing from the degassing tube, a first gas duct coaxially aligned with and connected to the gas outlet duct to convey the first portion of gas therefrom; a liquid collection assembly; and a second gas discharge assembly to collect and convey gas from the first end of the porous tube. A method of optimizing gas-liquid interfacial contact comprises the general steps of introducing a stream of liquid to the hollow interior of a cylindrical porous tube in a thin film following a spiral flow pattern around and along the wall of the tube; controlling the physical characteristics of the liquid film and the flow pattern followed by the film through the tube; sparging gas through the wall of the tube and into the liquid film at a preselected flow rate so as to create a two phase gas-liquid froth around the wall of the tube and a discrete column of gas in the central portion of the tube; maintaining the froth flow in a radial force field so as to prevent mixing of the froth and gas in the central column; removing gas forming the column from both ends of the tube; and removing liquid from the tube.
    • 用于优化用于气体和液体之间的分子质量传递的气 - 液界面接触的装置包括气 - 液接触器组件,其包括中空多孔管,所述中空多孔管被外护套围绕,所述外护套在所述护套和所述多孔管之间限定气室; 液体供给组件,包括用于沿着多孔管围绕和沿着多孔管以螺旋形流动图案将液体注入多孔管中的喷嘴; 在多孔管的第一端处的气液分离器组件包括与多孔管同轴对准并连接到其上的无孔脱气管,与脱气管同轴对准的气体出口,以接收从脱气流出的第一部分气体 管,与气体出口管道同轴对准并连接到气体出口管道的第一气体管道,以从其中输送气体的第一部分; 液体收集组件; 以及第二气体排出组件,用于从多孔管的第一端收集和输送气体。 优化气 - 液界面接触的方法包括以下步骤:在围绕并沿着管壁的螺旋流动模式之后将液体流引入到圆柱形多孔管的中空内部的薄膜中; 通过管子控制液膜的物理特性和随后的膜流动模式; 以预选的流量将气体喷射穿过管的壁并进入液膜,以在管的中心部分上形成围绕管的壁和分立的气体柱的两相气液泡沫; 将泡沫流维持在径向力场中,以防止中心塔中的泡沫和气体混合; 从管的两端去除形成塔的气体; 并从管中去除液体。