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    • 1. 发明授权
    • Coiled tubing deployed inflatable stimulation tool
    • 螺旋管部署充气刺激工具
    • US5832998A
    • 1998-11-10
    • US433787
    • 1995-05-03
    • Kenneth L. DeckerJohn H. YonkerWallace G. Wilke, Jr.Jeffrey S. WalterJames C. TuckerKenneth W. McIntyreMichael L. ConnellKenneth D. Caskey
    • Kenneth L. DeckerJohn H. YonkerWallace G. Wilke, Jr.Jeffrey S. WalterJames C. TuckerKenneth W. McIntyreMichael L. ConnellKenneth D. Caskey
    • E21B23/00E21B33/127
    • E21B23/006E21B33/127
    • A resettable well stimulation tool is lowerable into a well bore on a length of tubing through which pressurized fluid may be forced into the tool to inflate a packer portion carried by the tool and then discharge a stimulation fluid into a portion of the well bore sealed off by the packer portion. During the inflation cycle of the tool pressurized fluid is forced downwardly into an annular tool body inflation chamber that communicates with an inflatable packer carried by the tool body. A perforated tube member coaxially carried in the inflation chamber serves to vertically distribute the inflation pressure along the length of the packer and assure its even inflation. In a straddle packer embodiment of the tool inflation and stimulation passages extend internally through the tool and are sealingly separated by an internal crossover structure, with the inflation passage being in communication with upper and lower packer members. The internal inflation passage eliminates the previous necessity of communicating the upper and lower packers with inflation tubing externally coiled around the tool body. A longitudinally intermediate portion of the tool body has a telescoping expansion joint portion to compensate for the longitudinal forces exerted on the body by inflation of the packers. The expansion joint is biased, by both mechanical spring pressure and internal fluid pressure, toward a retracted position thereof.
    • 可重置的井刺激工具可以降低到一段管道上的井眼中,加压流体可以通过该管道被迫进入工具中,以使由工具承载的封隔器部分膨胀,然后将刺激流体排放到密封的井筒的一部分中 通过封隔器部分。 在工具的充气循环期间,加压流体被迫向下进入与由工具主体承载的充气封隔器连通的环形工具体充气室。 同轴地承载在充气室中的穿孔管构件用于沿着封隔器的长度垂直分布充气压力并确保其均匀的充气。 在跨越打包器的实施例中,工具膨胀和刺激通道在内部延伸穿过工具,并且通过内部交叉结构密封地分开,充气通道与上部和下部封隔器构件连通。 内部充气通道消除了先前需要将上部和下部封隔器与外部盘绕在工具体上的充气管连通的需要。 工具主体的纵向中间部分具有伸缩式膨胀接头部分,以通过封隔器的充气来补偿作用在身体上的纵向力。 膨胀接头通过机械弹簧压力和内部流体压力被偏压到其缩回位置。
    • 4. 发明授权
    • Differential pressure operated circulating and deflation valve
    • 差压式循环和通风阀
    • US5355959A
    • 1994-10-18
    • US949303
    • 1992-09-22
    • Jeffrey S. WalterJames C. TuckerJohn C. Zimmerman
    • Jeffrey S. WalterJames C. TuckerJohn C. Zimmerman
    • E21B34/08
    • E21B34/08
    • A differential pressure operated valve for use as a circulating and/or deflation valve in a well bore. The valve comprises a housing defining first and second bores therethrough and a passage providing communication between the interior and exterior of the housing. A valve sleeve is slidably disposed in the housing and has a first outer surface slidably disposed in the first bore and a second outer surface slidably disposed in the second bore. A valve port is defined in the valve sleeve providing communication between a central opening thereof and the passage in the housing when the valve sleeve is in an open position. When the valve sleeve is closed, the valve port and passage are isolated from one another. The first and second outer surfaces of the valve sleeve define a differential area, and the valve is closed by fluid flow creating a differential pressure acting across this area. A spring biases the valve toward the open position. A mandrel may be disposed in the valve which has a flange thereon for locking the valve sleeve in the closed position. A mandrel port defined in the mandrel is in communication with the passage in the housing when the valve sleeve is in the open position.
    • 用作井筒中的循环和/或放气阀的差压操作阀。 阀包括限定穿过其中的第一和第二孔的壳体以及提供壳体内部和外部之间的连通的通道。 阀套可滑动地设置在壳体中并且具有可滑动地设置在第一孔中的第一外表面和可滑动地设置在第二孔中的第二外表面。 阀口限定在阀套中,当阀套处于打开位置时,该阀口在其中心开口和壳体中的通道之间提供连通。 当阀套关闭时,阀口和通道彼此隔离。 阀套的第一和第二外表面限定了差动区域,并且阀被流体流封闭,从而产生作用在该区域上的压差。 弹簧将阀门朝向打开位置偏压。 心轴可以设置在阀中,其中具有用于将阀套件锁定在关闭位置的凸缘。 当阀套处于打开位置时,限定在心轴中的心轴端口与壳体中的通道连通。
    • 5. 发明授权
    • Coiled tubing inflatable packer with circulating port
    • 带循环口的卷管充气封隔器
    • US5383520A
    • 1995-01-24
    • US949592
    • 1992-09-22
    • James C. TuckerDonald W. WinslowJeffrey S. WalterSteven L. Schwegman
    • James C. TuckerDonald W. WinslowJeffrey S. WalterSteven L. Schwegman
    • E21B23/00E21B33/124E21B34/12E21B33/127E21B34/10
    • E21B23/006E21B33/1243E21B34/12
    • A packer apparatus with a circulating port. A housing of the packer has inflation passages, circulating passages, treating fluid passages, and equalizing passages defined therein. In a straddle packer embodiment, upper and lower packers are mounted on the housing on opposite sides of an outlet of the treating fluid passage. A circulation valve with a sliding differential pressure actuated valve sleeve is disposed below the packers. An inner mandrel is slidably received in the central opening of the housing. The mandrel has a mandrel bore and has upper inflation and circulating ports, lower inflation ports, upper and lower equalizing ports, a treating port and lower circulating ports, all of which communicate with the mandrel bore. The valve sleeve has a valve port. A lug and endless J-slot is operably associated with the housing and mandrel for controlling a telescoping position of the mandrel relative to the housing in response to reciprocation without rotation of the mandrel relative to the housing. The mandrel may also be used to lock the valve sleeve in a closed position. The lug and J-slot define a repeatable sequence of inflating (or deflating) position, intermediate position, circulating position, treating position, equalizing position, and ready position wherein the tool is ready to return to the original inflating position on the next telescoping stroke of the mandrel within the housing.
    • 具有循环口的封隔器。 封隔器的壳体具有充气通道,循环通道,处理流体通道,以及均衡通道。 在跨越式封隔器实施例中,上部和下部封隔器在处理流体通道的出口的相对侧上安装在壳体上。 具有滑动差压致动阀套的循环阀设置在封隔器下方。 内心轴可滑动地容纳在壳体的中心开口中。 心轴具有心轴孔,并且具有上部充气和循环端口,下部充气端口,上部和下部均衡端口,处理口和下部循环端口,所有这些都与心轴孔连通。 阀套具有阀口。 凸耳和无端的J形槽与壳体和心轴可操作地相关联,用于响应于往复运动而相对于壳体控制心轴的伸缩位置,而心轴相对于壳体不旋转。 心轴也可用于将阀套件锁定在关闭位置。 凸耳和J形槽限定了可重复的充气(或放气)位置,中间位置,循环位置,处理位置,均衡位置和就绪位置的顺序,其中工具准备好在下一个伸缩行程上返回原来的充气位置 的心轴。
    • 6. 发明授权
    • Manufacture of telephone debit cards
    • 制造电话借记卡
    • US5650209A
    • 1997-07-22
    • US468472
    • 1995-06-06
    • E. Douglas RamsburgGerald C. KrahnJeffrey S. WalterRalph F. Irelan, Jr.John L. WantzEric Patterson
    • E. Douglas RamsburgGerald C. KrahnJeffrey S. WalterRalph F. Irelan, Jr.John L. WantzEric Patterson
    • G09F3/02G09F3/00
    • G09F3/0288Y10S283/904Y10S428/914Y10T428/15Y10T428/2419Y10T428/24777Y10T428/24793
    • A card package assembly and method of manufacture thereof allow simple and inexpensive production of desirable products, particularly useful for telephone debit cards. A web of card stock is imaged on both first and second faces with indicia (preferably variable and non-variable), and the faces are spot coated with plastic at spaced locations equal to the length of card package ultimately separated from the web. A card is formed from or out of each of the spot coated plastic locations, by die cutting, or with lines of weakness such as perforations. The form is narrower at the card, and adhesive patterns outside the card portions hold other panels of the package together once folded over to sandwich the card between other panels. The cards may be produced from a web one package wide, or from a web two or even more packages wide. A bang tail is preferably provided connected to the card, and of the same width, with a perforation separating the bang tail from the card and coupon indicia imaged on the bang tail.
    • 卡包装组件及其制造方法允许简单和便宜地生产期望的产品,对于电话借记卡特别有用。 卡片纸的网状物在标记(优选可变和不可变)的第一和第二表面上成像,并且在与最终与纸幅分离的纸包装的长度相等的间隔位置上用塑料点涂面。 每个斑点涂覆的塑料位置,通过模切或与诸如穿孔的弱线形成卡片。 卡的形式更窄,卡片部分之外的粘合剂图案一旦折叠在一起就将包装的其他面板夹在一起,将卡夹在其它面板之间。 这些卡可以由一个包装宽的网络或从两个或甚至更多的包装宽的网络产生。 优选地,提供连接到卡片并且具有相同宽度的砰尾部,其中将ang尾与卡分开的穿孔以及在ang尾上成像的优惠券标记。
    • 7. 发明授权
    • Manufacture of telephone debit cards
    • 制造电话借记卡
    • US5958174A
    • 1999-09-28
    • US827069
    • 1997-03-26
    • E. Douglas RamsbergGerald C. KrahnJeffrey S. WalterRalph F. IrelanJohn L. WantzEric Patterson
    • E. Douglas RamsbergGerald C. KrahnJeffrey S. WalterRalph F. IrelanJohn L. WantzEric Patterson
    • G09F3/02B32B31/00
    • G09F3/0288Y10S283/904Y10S428/914Y10T428/15Y10T428/2419Y10T428/24777Y10T428/24793
    • A card package assembly and method of manufacture thereof allow simple and inexpensive production of desirable products, particularly useful for telephone debit cards. A web of card stock is imaged on both first and second faces with indicia (preferably variable and non-variable), and the faces are spot coated with plastic at spaced locations equal to the length of card package ultimately separated from the web. A card is formed from or out of each of the spot coated plastic locations, by die cutting, or with lines of weakness such as perforations. The form is narrower at the card, and adhesive patterns outside the card portions hold other panels of the package together once folded over to sandwich the card between other panels. The cards may be produced from a web one package wide, or from a web two or even more packages wide. A bang tail is preferably provided connected to the card, and of the same width, with a perforation separating the bang tail from the card and coupon indicia imaged on the bang tail.
    • 卡包装组件及其制造方法允许简单和便宜地生产期望的产品,对于电话借记卡特别有用。 卡片纸的网状物在标记(优选可变和不可变)的第一和第二表面上成像,并且在与最终与纸幅分离的纸包装的长度相等的间隔位置上用塑料点涂面。 每个斑点涂覆的塑料位置,通过模切或与诸如穿孔的弱线形成卡片。 卡的形式更窄,卡片部分之外的粘合剂图案一旦折叠在一起就将包装的其他面板夹在一起,将卡夹在其它面板之间。 这些卡可以由一个包装宽的网络或从两个或甚至更多的包装宽的网络产生。 优选地,提供连接到卡片并且具有相同宽度的砰尾部,其中将ang尾与卡分开的穿孔以及在ang尾上成像的优惠券标记。