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1. 发明申请

US20090242275A1 STABILIZER AND REAMER SYSTEM HAVING EXTENSIBLE BLADES AND BEARING PADS AND METHOD OF USING SAME 有权
标题翻译：具有可伸缩刀片和轴承座的稳定器和激光系统及其使用方法
公开(公告)号：US20090242275A1
公开(公告)日：2009-10-01
申请号：US12058384
申请日：2008-03-28
申请人： Steven R. Radford , Les T. Shale
发明人： Steven R. Radford , Les T. Shale
IPC分类号： E21B7/28
CPC分类号： E21B10/32 , E21B10/322
摘要： Drilling systems and methods for enlarging a borehole that include an expandable reamer and an expandable stabilizer axially coupled above the expandable reamer. The expandable reamer includes a tubular body having a longitudinal axis and a drilling fluid flow path therethrough, a plurality of generally radially and longitudinally extending blades carried by the tubular body, and a cutting structure carried by at least one blade of the plurality of blades, wherein at least one blade of the plurality of blades is movable outwardly with respect to the longitudinal axis. The expandable stabilizer includes a tubular body having a longitudinal axis and a drilling fluid flow path therethrough, a plurality of generally radially and longitudinally extending bearing pads carried by the tubular body, wherein at least one bearing pad of the plurality of bearing pads includes an up-hole cutting structure carried thereupon and is movable outwardly with respect to the longitudinal axis.
摘要翻译：用于扩大钻孔的钻孔系统和方法，所述钻孔包括可扩展铰刀和可扩展稳定器，所述可扩张稳定器轴向耦合在所述可扩展铰刀上方。可扩展铰刀包括具有纵向轴线和穿过其中的钻井流体流动路径的管状体，由管状体承载的多个大致径向和纵向延伸的刀片以及由多个刀片中的至少一个刀片承载的切割结构，其中所述多个叶片中的至少一个叶片相对于所述纵向轴线可向外移动。可膨胀稳定器包括管状主体，其具有纵向轴线和穿过其中的钻井流体流动路径，由管状体承载的多个大致径向和纵向延伸的轴承瓦块，其中多个轴承瓦块中的至少一个轴承瓦块包括向上在其上承载的孔切割结构并且可相对于纵向轴线向外移动。

2. 发明授权

US07997354B2 Expandable reamers for earth-boring applications and methods of using the same 有权
标题翻译：用于钻孔应用的可扩展铰刀和使用它的方法
公开(公告)号：US07997354B2
公开(公告)日：2011-08-16
申请号：US11949627
申请日：2007-12-03
申请人： Steven R. Radford , Scott S. Shu , Les T. Shale , Mark E. Morris , Mark R. Kizziar , Anton F. Zahradnik
发明人： Steven R. Radford , Scott S. Shu , Les T. Shale , Mark E. Morris , Mark R. Kizziar , Anton F. Zahradnik
IPC分类号： E21B7/28 , E21B10/32
CPC分类号： E21B10/322
摘要： Expandable reamer tools include an outer body, a fluid passageway extending through the outer body, and at least one blade configured to slide relative to the outer body between a retracted position and an expanded position in a direction oriented at an acute angle of less than ninety degrees (90°) to a longitudinal axis of the outer body. In some embodiments, the tools may include a moveable inner sleeve member configured to selectively allow hydraulic fluid pressure within the fluid passageway to act directly on the at least one blade. Methods for enlarging a borehole using such expandable reamer tools and methods for removing such expandable reamer tools from a borehole are also disclosed.
摘要翻译：可扩展铰刀工具包括外主体，延伸穿过外主体的流体通道，以及至少一个叶片，其构造成在缩回位置和展开位置之间相对于外主体在朝向锐角小于九十度的方向上滑动（90°）相对于外体的纵向轴线。在一些实施例中，工具可以包括可移动内套筒构件，其构造成选择性地允许流体通道内的液压流体压力直接作用在至少一个叶片上。还公开了使用这种可扩展铰刀工具扩大钻孔的方法和从钻孔中移除这种可扩展铰刀工具的方法。

3. 发明授权

US07882905B2 Stabilizer and reamer system having extensible blades and bearing pads and method of using same 有权
标题翻译：具有可扩展刀片和轴承垫的稳定器和铰刀系统及其使用方法
公开(公告)号：US07882905B2
公开(公告)日：2011-02-08
申请号：US12058384
申请日：2008-03-28
申请人： Steven R. Radford , Les T. Shale
发明人： Steven R. Radford , Les T. Shale
IPC分类号： E21B10/32
CPC分类号： E21B10/32 , E21B10/322
摘要： Drilling systems and methods for enlarging a borehole that include an expandable reamer and an expandable stabilizer axially coupled above the expandable reamer are disclosed. The expandable reamer includes a tubular body having a longitudinal axis and a drilling fluid flow path therethrough, a plurality of generally radially and longitudinally extending blades carried by the tubular body, and a cutting structure carried by at least one blade of the plurality of blades, wherein at least one blade of the plurality of blades is movable outwardly with respect to the longitudinal axis. The expandable stabilizer includes a tubular body having a longitudinal axis and a drilling fluid flow path therethrough, a plurality of generally radially and longitudinally extending bearing pads carried by the tubular body, wherein at least one bearing pad of the plurality of bearing pads includes an up-hole cutting structure carried thereupon and is movable outwardly with respect to the longitudinal axis.
摘要翻译：公开了用于扩大钻孔的钻孔系统和方法，所述钻孔包括可扩展铰刀和在所述可扩展铰刀上方轴向耦合的可扩展稳定器。可扩展铰刀包括具有纵向轴线和穿过其中的钻井流体流动路径的管状体，由管状体承载的多个大致径向和纵向延伸的刀片以及由多个刀片中的至少一个刀片承载的切割结构，其中所述多个叶片中的至少一个叶片相对于所述纵向轴线可向外移动。可膨胀稳定器包括管状主体，其具有纵向轴线和穿过其中的钻井流体流动路径，由管状体承载的多个大致径向和纵向延伸的轴承瓦块，其中多个轴承瓦块中的至少一个轴承瓦块包括向上在其上承载的孔切割结构并且可相对于纵向轴线向外移动。

4. 发明授权

US08453763B2 Expandable earth-boring wellbore reamers and related methods 有权
标题翻译：膨胀式钻井井筒铰刀及相关方法
公开(公告)号：US08453763B2
公开(公告)日：2013-06-04
申请号：US13182083
申请日：2011-07-13
申请人： Steven R. Radford , Scott Shiquiang Shu , Les T. Shale , Mark E. Morris , Mark R. Kizziar , Anton F. Zahradnik
发明人： Steven R. Radford , Scott Shiquiang Shu , Les T. Shale , Mark E. Morris , Mark R. Kizziar , Anton F. Zahradnik
IPC分类号： E21B7/28 , E21B10/32
CPC分类号： E21B10/322
摘要： Expandable reamer tools include an outer body, a fluid passageway extending through the outer body, and at least one blade configured to slide relative to the outer body between a retracted position and an expanded position. In some embodiments, the tools may include a formation-engaging surface comprising a gage area. In other embodiments, the tools may include a radially recessed area extending from a back edge of the formation-engaging surface. Methods for removing such expandable reamer tools from a borehole are also disclosed.
摘要翻译：可扩展铰刀工具包括外部主体，延伸穿过外部主体的流体通道以及至少一个被构造成在缩回位置和扩张位置之间相对于外部主体滑动的叶片。在一些实施例中，工具可以包括包括表面区域的地层接合表面。在其他实施例中，工具可以包括从地层接合表面的后边缘延伸的径向凹陷区域。还公开了从钻孔中移除这种可扩展铰刀工具的方法。

5. 发明申请

US20110266060A1 EXPANDABLE EARTH-BORING WELLBORE REAMERS AND RELATED METHODS 有权
标题翻译：可扩展的接地孔反应器及相关方法
公开(公告)号：US20110266060A1
公开(公告)日：2011-11-03
申请号：US13182083
申请日：2011-07-13
申请人： Steven R. Radford , Scott S. Shu , Les T. Shale , Mark E. Morris , Mark R. Kizziar , Anton F. Zahradnik
发明人： Steven R. Radford , Scott S. Shu , Les T. Shale , Mark E. Morris , Mark R. Kizziar , Anton F. Zahradnik
IPC分类号： E21B10/32 , E21B7/00
CPC分类号： E21B10/322
摘要： Expandable reamer tools include an outer body, a fluid passageway extending through the outer body, and at least one blade configured to slide relative to the outer body between a refracted position and an expanded position in a direction oriented at an acute angle of less than ninety degrees (90°) to a longitudinal axis of the outer body. In some embodiments, the tools may include a moveable inner sleeve member configured to selectively allow hydraulic fluid pressure within the fluid passageway to act directly on the at least one blade. Methods for enlarging a borehole using such expandable reamer tools and methods for removing such expandable reamer tools from a borehole are also disclosed.
摘要翻译：可扩展铰刀工具包括外体，延伸穿过外体的流体通道，以及至少一个叶片，构造成在反射位置和展开位置之间相对于外部主体在朝向锐角小于九十度的方向上滑动（90°）相对于外体的纵向轴线。在一些实施例中，工具可以包括可移动内套筒构件，其构造成选择性地允许流体通道内的液压流体压力直接作用在至少一个叶片上。还公开了使用这种可扩展铰刀工具扩大钻孔的方法和从钻孔中移除这种可扩展铰刀工具的方法。

6. 发明申请

US20080128174A1 EXPANDABLE REAMERS FOR EARTH-BORING APPLICATIONS AND METHODS OF USING THE SAME 有权
标题翻译：用于接地应用的可膨胀的反应器及其使用方法
公开(公告)号：US20080128174A1
公开(公告)日：2008-06-05
申请号：US11949627
申请日：2007-12-03
申请人： Steven R. Radford , Scott S. Shu , Les T. Shale , Mark E. Morris , Mark R. Kizziar , Anton F. Zahradnik
发明人： Steven R. Radford , Scott S. Shu , Les T. Shale , Mark E. Morris , Mark R. Kizziar , Anton F. Zahradnik
IPC分类号： E21B7/28
CPC分类号： E21B10/322
摘要： Expandable reamer tools include an outer body, a fluid passageway extending through the outer body, and at least one blade configured to slide relative to the outer body between a retracted position and an expanded position in a direction oriented at an acute angle of less than ninety degrees (90°) to a longitudinal axis of the outer body. In some embodiments, the tools may include a moveable inner sleeve member configured to selectively allow hydraulic fluid pressure within the fluid passageway to act directly on the at least one blade. Methods for enlarging a borehole using such expandable reamer tools and methods for removing such expandable reamer tools from a borehole are also disclosed.
摘要翻译：可扩展铰刀工具包括外主体，延伸穿过外主体的流体通道，以及至少一个叶片，其构造成在缩回位置和展开位置之间相对于外主体在朝向锐角小于九十度的方向上滑动（90°）相对于外体的纵向轴线。在一些实施例中，工具可以包括可移动内套筒构件，其构造成选择性地允许流体通道内的液压流体压力直接作用在至少一个叶片上。还公开了使用这种可扩展铰刀工具扩大钻孔的方法和从钻孔中移除这种可扩展铰刀工具的方法。

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