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    • 2. 发明申请
    • Flameless Heating Method
    • 无焰加热方式
    • US20140290952A1
    • 2014-10-02
    • US14285316
    • 2014-05-22
    • Rusty LambJames B. CrawfordJohn Bibaeff
    • Rusty LambJames B. CrawfordJohn Bibaeff
    • E21B37/00
    • B08B9/055B08B9/027E21B37/06E21B43/24F24D2200/26F24D2200/30F24H1/06F24H1/08
    • A method of cleaning a wellbore that may include pumping a process fluid through a flameless heating unit, controlling the flameless heating unit to heat the process fluid to a temperature in a range sufficient to chemically alter or induce phase change(s) to one or more deposits disposed in the wellbore, and transferring the process fluid from the flameless heating unit into the wellbore. Other steps may include using the heated process fluid to operate a tool, optionally by wireline operations, operatively disposed in the wellbore, whereby the heated process fluid and the tool work collectively to affect the removability of deposits. The flameless heating unit may include an internal combustion engine, a dynamic heat generator operatively connected to the internal combustion engine, and one or more pumps configured to provide a discharged fluid to the dynamic heat generator.
    • 一种清洁井筒的方法,其可以包括通过无焰加热单元泵送过程流体,控制无焰加热单元将过程流体加热到足以化学改变或引起相变至一个或多个相变的范围内的温度 设置在井眼中的沉积物,并将处理流体从无焰加热单元传送到井筒中。 其他步骤可以包括使用加热的工艺流体来操作工具,任选地通过电缆操作操作地设置在井眼中,由此加热的工艺流体和工具共同工作以影响沉积物的可移除性。 无焰加热单元可以包括可操作地连接到内燃机的内燃机,动力热发生器和被配置成将排出的流体提供给动态发热体的一个或多个泵。
    • 3. 发明申请
    • Flameless heating system
    • 无焰加热系统
    • US20120174987A1
    • 2012-07-12
    • US13199465
    • 2011-08-31
    • James B. CrawfordRusty LambJohn Bibaeff
    • James B. CrawfordRusty LambJohn Bibaeff
    • B08B9/00F28B1/00
    • B08B9/027B08B9/055Y10T137/0419
    • A method of cleaning a pipeline that may include the steps of pumping a process fluid through a flameless heating unit, preheating the process fluid before it enters a dynamic heat generator, controlling the flameless heating unit to heat the process fluid to a temperature in a range sufficient to melt deposits disposed in the pipeline, and transferring the process fluid from the flameless heating unit into the pipeline. Other steps may include using the heated process fluid to operate a tool operatively disposed in the pipeline, whereby the heated process fluid and the tool work collectively to melt and clear the deposits. The flameless heating unit may include an internal combustion engine, a dynamic heat generator operatively connected to the internal combustion engine, and a pump configured to provide a discharged fluid to the dynamic heat generator.
    • 一种清洁管道的方法,其可以包括以下步骤:将过程流体泵送通过无焰加热单元,在过程流体进入动态发热器之前对其进行预热,控制无焰加热单元将过程流体加热至一定范围内的温度 足以熔化设置在管道中的沉积物,并将工艺流体从无焰加热单元传送到管道中。 其他步骤可以包括使用加热的工艺流体操作可操作地设置在管道中的工具,由此加热的工艺流体和工具共同工作以熔化和清除沉积物。 无焰加热单元可以包括内燃机,可操作地连接到内燃机的动力热发生器和被配置为将排出的流体提供给动态发热体的泵。
    • 5. 发明授权
    • Method and apparatus for the running and pulling of wire-line tools and
the like in an oil or gas well
    • 用于在油井或气井中运行和拉动线缆工具等的方法和装置
    • US4682657A
    • 1987-07-28
    • US910418
    • 1986-09-22
    • James B. Crawford
    • James B. Crawford
    • E21B23/14E21B33/068E21B37/00E21B17/20
    • E21B23/14E21B33/068E21B37/00
    • A method for running tools in an oil or gas well includes the running of an elongated small diameter tubing string from a coil stored on a reel down into the oil and gas well. A fluid conveying carrying tool is secured to the lowermost distal end portion of the coil tubing string so that fluid can circulate from the coil tubing wound upon the reel into a tool assembly. Fluid (or pressurized gas) can be introduced into the well through the tubing so that it circulates through the tubing and then into the tool carrier. A tool such as a wire-line tool is supported by the tool carrier so that pinching can be applied to the tool with the coil tubing string with the tool carrier forming a load transfer interface between the coil tubing string and the wire-line tool.
    • 用于在油井或气井中运行工具的方法包括从存储在卷轴上的盘管运行细长的小直径油管柱进入油井和气井。 流体输送携带工具被固定到线圈油管柱的最下面的远端部分,使得流体可以从缠绕在卷轴上的盘管中循环到工具组件中。 可以通过管道将流体(或加压气体)引入井中,使其通过管道循环,然后进入工具载体。 诸如线缆工具的工具由工具架支撑,使得夹具可以被施加到工具上,线圈管柱与工具架形成在线圈管柱和线缆工具之间的负载传递界面。
    • 6. 发明授权
    • Three in one combined power unit for nitrogen system, fluid system, and coiled tubing system
    • 用于氮气系统,流体系统和连续油管系统的三合一动力单元
    • US07051818B2
    • 2006-05-30
    • US10691309
    • 2003-10-22
    • James B. CrawfordEdward R. Lamb
    • James B. CrawfordEdward R. Lamb
    • E21B19/22
    • E21B19/22E21B15/00E21B17/203E21B43/168
    • A single tractor unit is provided for pulling a trailer, in which the tractor itself drives a plurality of hydraulic motors which control a crane unit, a coiled tubing injection unit, and the pumps and motors associated with a liquid nitrogen system which is used for injecting gaseous hydrogen into a workover well with coiled tubing. In an alternative mode, the liquid nitrogen system is replaced with nitrogen generators or tanks of compressed nitrogen gas. In another alternative embodiment, a separate engine, preferably mounted with the other equipment on a trailer, skid, or barge, replaces the single tractor engine for driving the plurality of hydraulic motors. In yet another embodiment, a single engine drives a plurality of well treating systems on an off-shore installation.
    • 提供单个拖拉机单元用于牵引拖车,其中拖拉机本身驱动多个液压马达,其控制起重机单元,连续油管注入单元以及与用于喷射的液氮系统相关联的泵和马达 气态氢气进入带有连续油管的修井井。 在替代模式中,液氮系统被氮气发生器或压缩氮气罐替代。 在另一替代实施例中,优选地将其他设备安装在拖车,滑行或驳船上的单独的发动机代替用于驱动多个液压马达的单个拖拉机发动机。 在另一个实施例中,单个发动机在离岸装置上驱动多个井处理系统。
    • 10. 发明授权
    • Device and method for treating a well bore
    • 用于处理井眼的装置和方法
    • US06073695A
    • 2000-06-13
    • US335213
    • 1999-06-17
    • James B. CrawfordMichael J. LeBlanc
    • James B. CrawfordMichael J. LeBlanc
    • E21B36/00E21B43/25
    • E21B36/00E21B43/25
    • A method of heating a chemical solution used in a well bore having a tubing string is disclosed. The well bore will intersect a hydrocarbon reservoir. The method will include providing a diesel engine that produces heat as a result of its operation. The engine will in turn produce a gas exhaust, a water exhaust, and a hydraulic oil exhaust. The method would further include channeling the exhaust to a series of heat exchangers. The method may further include flowing a treating compound into the heat exchangers and heating the treating compound in the series of heat exchangers by heat transfer from the exhaust to the treating compound. The operator may then inject the treating compound into the well bore for treatment in accordance with the teachings of the present invention. One such method would be to inject utilizing a coiled tubing unit. The novel thermal fluid heating system is also disclosed.
    • 公开了一种加热在具有油管柱的井筒中使用的化学溶液的方法。 井眼将与油气藏相交。 该方法将包括提供由于其操作而产生热量的柴油发动机。 发动机又将产生排气,排水和液压油排气。 该方法还将包括将废气引导到一系列热交换器。 该方法可以进一步包括将处理化合物流入热交换器,并通过从排气到处理化合物的热传递来加热该系列热交换器中的处理化合物。 然后,操作者可以根据本发明的教导将处理化合物注入井眼进行处理。 一种这样的方法将是利用连续油管单元进行喷射。 还公开了新型热流体加热系统。