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31. 发明授权

US07475948B2 Pick with a bearing 有权
标题翻译：挑一个轴承
公开(公告)号：US07475948B2
公开(公告)日：2009-01-13
申请号：US11742304
申请日：2007-04-30
申请人： David R. Hall , Ronald B. Crockett , Jeff Jepson , Francis Leany
发明人： David R. Hall , Ronald B. Crockett , Jeff Jepson , Francis Leany
IPC分类号： E21C35/18
CPC分类号： E21C35/183 , E21C35/19 , E21C35/1933 , E21C2035/1806
摘要： In one aspect of the invention, a degradation assembly comprises a holder. The holder is attached to a driving mechanism and comprises a longitudinal central bore. A pick comprises a body intermediate a shank and an impact tip, and the shank is disposed in the central bore of the holder. The impact tip comprises an impact surface diamond or cubic boron nitride. At least one rolling element is disposed intermediate an inner bore surface and the shank, and is adapted for low-friction rotation with respect to both the inner bore surface and the shank.
摘要翻译：在本发明的一个方面，降解组件包括保持器。保持器附接到驱动机构并且包括纵向中心孔。拾取器包括在柄部和冲击尖端之间的身体，并且柄部设置在保持器的中心孔中。撞击尖端包括冲击表面金刚石或立方氮化硼。至少一个滚动元件设置在内孔表面和柄之间，并且适于相对于内孔表面和柄部的低摩擦旋转。

32. 发明授权

US07469971B2 Lubricated pick 有权
标题翻译：润滑的选择
公开(公告)号：US07469971B2
公开(公告)日：2008-12-30
申请号：US11742261
申请日：2007-04-30
申请人： David R. Hall , Ronald B. Crockett , Jeff Jepson , Francis Leany
发明人： David R. Hall , Ronald B. Crockett , Jeff Jepson , Francis Leany
IPC分类号： E21C35/18
CPC分类号： E21C35/183 , E21C35/19 , E21C35/1933 , E21C2035/1806
摘要： In one aspect of the invention, a degradation assembly has a holder attached to a driving mechanism and comprising a longitudinal central bore. The bore has an opening at a distal end from the driving mechanism. The pick has a body intermediate a shank and an impact tip, the shank being disposed in the central bore of the holder and the body extending from the opening of the bore. The impact tip has a diamond surface. The degradation assembly also has a lubrication mechanism adapted to apply lubrication to the shank.
摘要翻译：在本发明的一个方面，降解组件具有附接到驱动机构并包括纵向中心孔的保持器。孔在驱动机构的远端具有开口。该镐具有在柄部和冲击尖端之间的中心，柄部设置在保持器的中心孔中，并且主体从孔的开口延伸。冲击尖端具有金刚石表面。降解组件还具有适于向柄施加润滑的润滑机构。

33. 发明授权

US07451944B2 Replaceable segmented wear liner 有权
标题翻译：可更换分段耐磨衬板
公开(公告)号：US07451944B2
公开(公告)日：2008-11-18
申请号：US11668407
申请日：2007-01-29
申请人： David R. Hall , Ronald B. Crockett , Jeff Jepson , John Bailey
发明人： David R. Hall , Ronald B. Crockett , Jeff Jepson , John Bailey
IPC分类号： B02C2/00
CPC分类号： B02C2/005
摘要： In one aspect of the invention, a cone crusher comprises a crushing surface comprising a conical head and a concave bowl. At least one of the head or bowl comprises a segmented wear liner wherein at least one segment of the wear liner is held in place by compression.
摘要翻译：在本发明的一个方面，一种圆锥破碎机包括一个包括锥形头部和凹形碗的破碎表面。头部或碗中的至少一个包括分段的耐磨衬垫，其中耐磨衬垫的至少一个部分通过压缩保持就位。

34. 发明授权

US09051794B2 High impact shearing element 有权
标题翻译：高冲击剪切元件
公开(公告)号：US09051794B2
公开(公告)日：2015-06-09
申请号：US11734675
申请日：2007-04-12
申请人： David R. Hall , Ronald B. Crockett , John D. Bailey , Matt Kudla
发明人： David R. Hall , Ronald B. Crockett , John D. Bailey , Matt Kudla
IPC分类号： B24D3/02 , E21B10/567 , B24D99/00 , E21C35/183
CPC分类号： E21B10/567 , B24D99/005 , E21C35/183
摘要： A high impact resistant tool having a sintered body of diamond or diamond-like particles in a metal matrix bonded to a cemented metal carbide substrate at a non-planar interface, interface having at least two circumferentially adjacent faces, outwardly angled from a central axis of the substrate. The sintered body has a thickness of 0.100 to 0.500 inches proximate each face. The sintered body also has a flat working surface, wherein the tool has an angle of 30 to 60 degrees between the flat working surface and each face.
摘要翻译：具有在金属基体中的金刚石或类金刚石颗粒的烧结体的高抗冲击工具，其在非平面界面处与粘合的金属碳化物基体结合，所述界面具有至少两个周向相邻的面，从中心轴的中心轴向外成角度底物。该烧结体的每个面附近具有0.100至0.500英寸的厚度。烧结体还具有平坦的工作表面，其中工具在平坦工作表面和每个面之间具有30至60度的角度。

35. 发明授权

US08714285B2 Method for drilling with a fixed bladed bit 有权
标题翻译：用固定刀片钻头钻孔的方法
公开(公告)号：US08714285B2
公开(公告)日：2014-05-06
申请号：US12619423
申请日：2009-11-16
申请人： David R. Hall , Ronald B. Crockett , Marcus Skeem , Francis Leany , Casey Webb
发明人： David R. Hall , Ronald B. Crockett , Marcus Skeem , Francis Leany , Casey Webb
IPC分类号： E21B10/43
CPC分类号： E21B10/42 , E21B10/55 , E21B10/5673 , E21B10/5735
摘要： A downhole fixed bladed bit comprises a working surface comprising a plurality of blades converging at a center of the working surface and diverging towards a gauge of the bit, at least one blade comprising a cutting element comprising a superhard material bonded to a cemented metal carbide substrate at a non-planer interface, the cutting element being positioned at a positive rake angle, and the superhard material comprising a substantially conical geometry with an apex comprising a curvature.
摘要翻译：井下固定叶片包括工作表面，该工作表面包括多个叶片，所述多个叶片在工作表面的中心处会聚并向着钻头的量规发散;至少一个刀片，包括切割元件，该切割元件包括结合到胶合金属碳化物基底的超硬材料在非平面界面处，所述切割元件被定位在正前角，并且所述超硬材料包括基本上圆锥形的几何形状，其顶点包括曲率。

36. 发明授权

US08640768B2 Sintered polycrystalline diamond tubular members 有权
标题翻译：烧结多晶金刚石管状构件
公开(公告)号：US08640768B2
公开(公告)日：2014-02-04
申请号：US13165593
申请日：2011-06-21
申请人： David R. Hall , Ronald B. Crockett , Neil Cannon
发明人： David R. Hall , Ronald B. Crockett , Neil Cannon
IPC分类号： E21B33/12
CPC分类号： E21B21/10 , F16C33/043 , F16C2352/00
摘要： In one aspect of the present invention, an external tubular member comprises an external outside surface and an external inside surface joined by an external wall thickness. The external wall thickness comprises external sintered polycrystalline diamond. An internal member comprises an internal outside surface and an internal width. The internal width comprises internal sintered polycrystalline diamond. The external inside surface is adjacent to the internal outside surface.
摘要翻译：在本发明的一个方面中，一个外部管状件包括一个外部外表面和一个通过外部壁厚连接的外部内表面。外壁厚度包括外部烧结多晶金刚石。内部构件包括内部外表面和内部宽度。内部宽度包括内部烧结多晶金刚石。外部内表面与内部外表面相邻。

37. 发明授权

US08365845B2 High impact resistant tool 有权
标题翻译：高抗冲击工具
公开(公告)号：US08365845B2
公开(公告)日：2013-02-05
申请号：US13253235
申请日：2011-10-05
申请人： David R. Hall , Ronald B. Crockett , Casey Webb , Michael Beazer
发明人： David R. Hall , Ronald B. Crockett , Casey Webb , Michael Beazer
IPC分类号： E21B10/567 , E21B10/573
CPC分类号： B28D1/186 , B02C4/305 , E21B10/5673 , E21B10/5676 , E21B10/5735 , E21C35/183 , Y10T407/26 , Y10T408/81
摘要： In one aspect of the present invention, a high impact resistant tool comprises a sintered polycrystalline diamond body bonded to a cemented metal carbide substrate at an interface, the body comprising a substantially pointed geometry with an apex, the apex comprising a curved surface that joins a leading side and a trailing side of the body at a first and second transitions respectively, an apex width between the first and second transitions is less than a third of a width of the substrate, and the body also comprises a body thickness from the apex to the interface greater than a third of the width of the substrate.
摘要翻译：在本发明的一个方面，高抗冲击工具包括在界面处结合到胶合金属碳化物基底的烧结多晶金刚石体，该主体包括具有顶点的基本上尖锐的几何形状，该顶点包括与分别在第一和第二过渡处的主体的前侧和后侧，第一和第二过渡之间的顶点宽度小于衬底的宽度的三分之一，并且主体还包括从顶部到顶部的主体厚度界面大于衬底宽度的三分之一。

38. 发明授权

US08250786B2 Measuring mechanism in a bore hole of a pointed cutting element 有权
标题翻译：尖锐切削元件钻孔中的测量机构
公开(公告)号：US08250786B2
公开(公告)日：2012-08-28
申请号：US12851349
申请日：2010-08-05
申请人： David R. Hall , Ronald B. Crockett , Thomas Morris
发明人： David R. Hall , Ronald B. Crockett , Thomas Morris
IPC分类号： E02F3/14
CPC分类号： E02F9/2866 , E02F3/06 , E02F3/16 , E02F3/26
摘要： In one aspect of the present invention, a method of excavation with pointed cutting elements, comprising the steps of providing a excavating assembly with at least one pointed cutting element, the pointed cutting element comprising a rounded apex that intersects a central axis, the pointed cutting element further has a characteristic of having its highest impact resistance to resultant forces aligned with the central axis; engaging the at least one pointed cutting element against a formation such that the formation applies a resultant force against the pointed cutting element; determining an angle of the resultant force; and modifying at least one excavating parameter to align the resultant force with the pointed cutting element's central axis.
摘要翻译：在本发明的一个方面，一种挖掘具有尖锐切割元件的方法，包括以下步骤：提供具有至少一个尖锐切割元件的挖掘组件，所述尖切割元件包括与中心轴相交的圆形顶点，所述尖切割元件还具有对与中心轴线对准的合力具有最高抗冲击性的特征; 将所述至少一个尖锐的切割元件接合在地层上，使得所述地层对所述尖锐的切割元件施加合力; 确定合力的角度; 以及修改至少一个挖掘参数以将合力与所述尖切割元件的中心轴对准。

39. 发明申请

US20110259650A1 Tracking Shearing Cutters on a Fixed Bladed Drill Bit with Pointed Cutting Elements 有权
标题翻译：在带有切割元件的固定刀片钻头上跟踪剪切刀
公开(公告)号：US20110259650A1
公开(公告)日：2011-10-27
申请号：US12766555
申请日：2010-04-23
申请人： David R. Hall , Ronald B. Crockett , Marcus Skeem , Francis Leany , Casey Webb
发明人： David R. Hall , Ronald B. Crockett , Marcus Skeem , Francis Leany , Casey Webb
IPC分类号： E21B10/43 , E21B10/55
CPC分类号： E21B10/43 , E21B10/42 , E21B10/55 , E21B2010/425
摘要： In one aspect of the invention, a fixed bladed drill bit comprises a working surface comprising a plurality of blades converging at a center of the working surface and diverging towards a gauge of the bit. Each blade comprises a plurality of pointed cutting elements and another plurality of shearing cutters. The plurality of shearing cutters comprises a first shearing cutter. The first shearing cutter on each blade tracks the first shearing cutter on other blades along a common circular cutting path.
摘要翻译：在本发明的一个方面，固定刀片钻头包括工作表面，该工作表面包括会聚在工作表面的中心并朝向钻头的量规发散的多个叶片。每个叶片包括多个尖锐的切割元件和另外多个剪切刀。多个剪切刀包括第一剪切刀。每个刀片上的第一个剪切刀沿着共同的圆形切割路径跟踪其他刀片上的第一个剪切刀。

40. 发明申请

US20090301391A1 Formable Sealant Barrier 失效
标题翻译：可形成密封胶屏障
公开(公告)号：US20090301391A1
公开(公告)日：2009-12-10
申请号：US12512863
申请日：2009-07-30
申请人： David R. Hall , Ronald B. Crockett
发明人： David R. Hall , Ronald B. Crockett
IPC分类号： B01J3/04 , B65B7/28 , C08K5/05
CPC分类号： B01J3/06 , B01J3/062 , B01J2203/062 , B01J2203/0645 , B01J2203/0655 , B01J2203/066 , B01J2203/0685 , B22F3/1216 , B22F3/1258 , B22F2998/00 , B22F2999/00 , C22C2204/00 , Y10S425/809 , Y10T117/1096 , B22F7/06 , B22F3/1208 , B22F3/15
摘要： In one embodiment of the present invention, an assembly for HPHT processing comprises a can with an opening. A powder mixture is disposed within the opening. A substrate is disposed within the opening adjacent the powder mixture. Paint is coated on a surface within the opening and opposite the powder mixture with respect to the substrate. A meltable sealant is disposed within the opening and opposite the substrate with respect to the surface and a cap is covering the opening.In another embodiment of the present invention, an assembly for HPHT processing comprises a can with an opening, a powder mixture is disposed within the opening, a substrate disposed within the opening adjacent and above the powder mixture, a formable sealant barrier is disposed within the opening above the substrate, a meltable sealant is disposed within the opening above the formable sealant barrier, and a cap covers the opening.
摘要翻译：在本发明的一个实施例中，用于HPHT处理的组件包括具有开口的罐。粉末混合物设置在开口内。衬底被布置在与粉末混合物相邻的开口内。涂料涂覆在开口内的表面上并且相对于基底与粉末混合物相对。可开口的密封剂设置在开口内并且相对于表面与衬底相对，并且帽覆盖开口。在本发明的另一个实施例中，用于HPHT处理的组件包括具有开口的罐，粉末混合物设置在开口内，衬底设置在邻近和高于粉末混合物的开口内，可形成的密封剂屏障设置在在基板上方开口，可熔融密封剂设置在可成形密封剂屏障之上的开口内，并且盖覆盖开口。

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