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91. 发明申请

US20090283333A1 MATRIX BIT BODIES WITH MULTIPLE MATRIX MATERIALS 有权
标题翻译：具有多种矩阵材料的矩阵体
公开(公告)号：US20090283333A1
公开(公告)日：2009-11-19
申请号：US12121575
申请日：2008-05-15
申请人： Gregory T. LOCKWOOD , Youhe Zhang , Yuelin Shen
发明人： Gregory T. LOCKWOOD , Youhe Zhang , Yuelin Shen
IPC分类号： E21B10/60
CPC分类号： E21B10/42 , B22F2005/002 , C22C1/051 , C22C29/06 , C22C29/08 , E21B10/55
摘要： A drill bit that includes a bit body having a plurality of blades extending radially therefrom, the bit body comprising a first matrix region and a second matrix region, wherein the first matrix region is formed from a moldable matrix material; and at least one cutting element for engaging a formation disposed on at least one of the plurality of blades is disclosed.
摘要翻译：一种钻头，其包括具有从其径向延伸的多个叶片的钻头体，所述钻头体包括第一矩阵区域和第二矩阵区域，其中所述第一矩阵区域由可模制的基体材料形成; 并且公开了用于接合设置在所述多个叶片中的至少一个叶片上的地层的至少一个切割元件。

92. 发明授权

US09187962B2 Methods of attaching rolling cutters in fixed cutter bits using sleeve, compression spring, and/or pin(s)/ball(s) 有权
标题翻译：使用套筒，压缩弹簧和/或销（球）的方式将切割机连接在固定刀头中，
公开(公告)号：US09187962B2
公开(公告)日：2015-11-17
申请号：US13456624
申请日：2012-04-26
申请人： Yuri Burhan , Jiaqing Yu , Jonan M. Fulenchek , Youhe Zhang , Yuelin Shen
发明人： Yuri Burhan , Jiaqing Yu , Jonan M. Fulenchek , Youhe Zhang , Yuelin Shen
IPC分类号： E21B10/36 , B21K5/04 , E21B10/633 , E21B10/54 , E21B10/573
CPC分类号： E21B10/633 , E21B10/54 , E21B10/573
摘要： A cutting element has a sleeve with a first inner diameter and a second inner diameter, where the second inner diameter is larger than the first inner diameter and located at a lower axial position than the first inner diameter. A rotatable cutting element having an axis of rotation extending therethrough is at least partially disposed within the sleeve. The rotatable cutting element has a cutting face and a body extending axially downward from the cutting face, at least one hole extending from an outer surface of the body toward the axis of rotation, and a locking device disposed in each hole. The locking device protrudes from the hole to contact the second inner diameter of the sleeve, thereby retaining the rotatable cutting element within the sleeve.
摘要翻译：切割元件具有第一内径和第二内径的套筒，其中第二内径大于第一内径并且位于比第一内径更低的轴向位置。具有延伸穿过其中的旋转轴线的可旋转切割元件至少部分地设置在套筒内。可旋转切割元件具有切割面和从切割面轴向向下延伸的主体，从主体的外表面朝向旋转轴线延伸的至少一个孔以及设置在每个孔中的锁定装置。锁定装置从孔突出以接触套筒的第二内径，从而将可旋转切割元件保持在套筒内。

93. 发明授权

US08881849B2 Rolling cutter bit design 有权
标题翻译：滚刀设计
公开(公告)号：US08881849B2
公开(公告)日：2014-11-11
申请号：US13111453
申请日：2011-05-19
申请人： Yuelin Shen , Youhe Zhang
发明人： Yuelin Shen , Youhe Zhang
IPC分类号： E21B10/36 , E21B10/00 , E21B10/43 , E21B10/573
CPC分类号： E21B10/006 , E21B10/43 , E21B10/573
摘要： A cutting tool having a tool body with a plurality of blades extending radially therefrom and a plurality of rotatable cutting elements mounted on at least one of the plurality of blades is disclosed, wherein the plurality of rotatable cutting elements are mounted on the at least one blade utilizing multiple side rake angles.
摘要翻译：公开了一种具有工具主体的切削工具，刀具本体具有从其径向延伸的多个刀片以及安装在所述多个刀片中的至少一个刀片上的多个可旋转切割元件，其中所述多个可旋转切割元件安装在所述至少一个刀片利用多个侧倾角。

94. 发明申请

US20110297454A1 ROLLING CUTTER ASSEMBLED DIRECTLY TO THE BIT POCKETS 有权
标题翻译：滚动切割机直接组装到位口袋
公开(公告)号：US20110297454A1
公开(公告)日：2011-12-08
申请号：US13152626
申请日：2011-06-03
申请人： Yuelin Shen , Youhe Zhang , Yuri Burhan , Michael A. Siracki , Mahavir Nagaraj , Bala Durairajan , Scott D. McDonough , Peter Thomas Cariveau
发明人： Yuelin Shen , Youhe Zhang , Yuri Burhan , Michael A. Siracki , Mahavir Nagaraj , Bala Durairajan , Scott D. McDonough , Peter Thomas Cariveau
IPC分类号： E21B10/36 , B23P15/28
CPC分类号： E21B10/633 , B23P15/28
摘要： A drill bit having a bit body, a plurality of blades extending radially from the bit body, a plurality of cutter pockets disposed on the plurality of blades, at least one rolling cutter disposed in one of the cutter pockets, wherein each rolling cutter has a substrate, a cutting face, a cutting edge, and a side surface, and at least one blocker positioned adjacent to each of the at least one rolling cutters on a leading face of the blade, wherein each blocker has a retention end and an attachment end is disclosed. The retention end of each blocker is positioned adjacent to a portion of the cutting face of each rolling cutter to retain the rolling cutter in the cutter pocket and the attachment end is attached to a portion of the blade.
摘要翻译：一种具有钻头体的钻头，从钻头体径向延伸的多个刀片，设置在所述多个刀片上的多个切割器凹槽，设置在所述切割器凹穴之一中的至少一个滚切刀具，其中每个滚切刀具有基板，切割面，切割边缘和侧表面;以及至少一个阻挡件，其邻近于所述刀片的前表面上的所述至少一个滚动切割器中的每一个定位，其中每个阻挡件具有保持端和附接端被披露。每个阻塞器的保持端定位成与每个滚动切割器的切割面的一部分相邻，以将滚动切割器保持在切割器凹槽中，并且附接端附接到叶片的一部分。

95. 发明授权

US07798257B2 Shaped cutter surface 有权
标题翻译：成形刀面
公开(公告)号：US07798257B2
公开(公告)日：2010-09-21
申请号：US11117650
申请日：2005-04-28
申请人： Yuelin Shen , Youhe Zhang , Zhou Yong
发明人： Yuelin Shen , Youhe Zhang , Zhou Yong
IPC分类号： E21B10/42
CPC分类号： E21B10/5673 , E21B10/5735
摘要： A cutter for a drill bit used in a geological formation includes a shaped ultra hard working surface. The cutter with the shaped working surface is mounted on a drill bit to provide desired cutting characteristics. The shaped working surface provides varied cutting characteristics depending upon the shape, and the characteristics can vary depending upon the depth of the cut.
摘要翻译：用于地质构造的用于钻头的切割器包括成形的超硬工作表面。具有成形工作表面的切割器安装在钻头上以提供期望的切割特性。成形的工作表面根据形状提供不同的切割特性，并且特性可以根据切割深度而变化。

96. 发明申请

US20090313908A1 METHODS OF FORMING THERMALLY STABLE POLYCRYSTALLINE DIAMOND CUTTERS 有权
标题翻译：形成热稳定的多晶金刚石切割机的方法
公开(公告)号：US20090313908A1
公开(公告)日：2009-12-24
申请号：US12505316
申请日：2009-07-17
申请人： Youhe Zhang , Yuelin Shen
发明人： Youhe Zhang , Yuelin Shen
IPC分类号： B24D3/04 , B24D18/00
CPC分类号： B24D3/06 , B22F2003/244 , C22C26/00 , E21B10/5735
摘要： A method for forming a thermally stable cutting element that includes forming at least one acid infusion pathway in a polycrystalline abrasive body containing a catalyzing material to be leached; and contacting at least a portion of the at least one acid infusion pathway in the polycrystalline abrasive body with a leaching agent is disclosed.
摘要翻译：一种用于形成热稳定切割元件的方法，包括在含有要浸出的催化材料的多晶磨料体中形成至少一个酸浸渍路径; 并且公开了将多晶磨料体中的至少一个酸输注通道的至少一部分与浸出剂接触的装置。

97. 发明申请

US20080289881A1 FIXED CUTTER BIT PARTIAL BLADE CONNECTION AT BIT CENTER 有权
标题翻译：固定切割机位于中心的部分刀片连接
公开(公告)号：US20080289881A1
公开(公告)日：2008-11-27
申请号：US12126666
申请日：2008-05-23
申请人： Yuelin Shen , Youhe Zhang , Paul Higgins
发明人： Yuelin Shen , Youhe Zhang , Paul Higgins
IPC分类号： E21B10/573
CPC分类号： E21B10/42
摘要： A fixed cutter drill bit including a bit body having a plurality of primary blades extending radially from a bit center area, wherein the bit center area includes a partial connection between at least two of the plurality of primary blades. The fixed cutter drill bit further including at least one cutter disposed on at least one of the blades. Additionally, a method of designing a fixed cutter drill bit includes modeling the fixed cutter drill bit, the fixed cutter drill bit including a plurality of primary blades extending radially from a bit center area, wherein the plurality of primary blades includes a plurality of cutters. The method further including determining a center of an innermost cutter on each primary blade, creating a partial connection between the primary blades, and outputting the model of the fixed cutter drill bit.
摘要翻译：一种固定的切割钻头，包括具有从钻头中心区域径向延伸的多个主刀片的钻头体，其中钻头中心区域包括多个主刀片中的至少两个之间的部分连接。固定式切割钻头还包括设置在至少一个叶片上的至少一个切割器。另外，设计固定切割钻头的方法包括对固定切割钻头进行建模，固定切割钻头包括从钻头中心区域径向延伸的多个主刀片，其中多个主刀片包括多个刀具。该方法还包括确定每个主叶片上的最内切割器的中心，在主叶片之间产生部分连接，并输出固定切割钻头的模型。

98. 发明申请

US20080019786A1 Cutting elements and bits incorporating the same 有权
标题翻译：切割元素和结合其的位
公开(公告)号：US20080019786A1
公开(公告)日：2008-01-24
申请号：US11903425
申请日：2007-09-20
申请人： Zan Svendsen , Yuelin Shen , Youhe Zhang
发明人： Zan Svendsen , Yuelin Shen , Youhe Zhang
IPC分类号： B23B51/00
CPC分类号： E21B10/5735 , Y10T408/909
摘要： Cutting elements and bits incorporating such cutting elements are provided. The cutting elements include a substrate having an interface surface over which is formed an ultra hard material layer. A plurality of lands are formed on the interface surface including a land surrounded by spaced-apart lands extending to a periphery of the substrate.
摘要翻译：提供了包含这种切割元件的切割元件和钻头。切割元件包括具有界面表面的基底，在其上形成超硬材料层。多个平台形成在界面上，包括由延伸到基板的周边的间隔开的区域包围的区域。

99. 发明申请

US20070131458A1 Cutting elements having cutting edges with continuous varying radii and bits incorporating the same 有权
标题翻译：具有切割边缘的切割元件具有连续变化的半径和包含该切割元件的位
公开(公告)号：US20070131458A1
公开(公告)日：2007-06-14
申请号：US11638934
申请日：2006-12-13
申请人： Yuelin Shen , Youhe Zhang , Michael Janssen
发明人： Yuelin Shen , Youhe Zhang , Michael Janssen
IPC分类号： E21B10/36
CPC分类号： E21B10/5673 , E21B10/567 , E21B10/5676 , E21B10/573
摘要： A cutting element is provided having a substrate and an ultra hard material cutting layer over the substrate. The cutting layer includes a surface portion for making contact with a material to be cut by the cutting element. The surface portion in cross-section has a curvature that has a varying radius of curvature. A bit incorporating such a cutting element is also provided.
摘要翻译：提供切割元件，其具有在基底上的基底和超硬材料切割层。切割层包括用于与由切割元件切割的材料接触的表面部分。横截面的表面部分具有变化的曲率半径的曲率。还提供了一种包含这种切割元件的部分。

100. 发明申请

US20060201712A1 Cutter for maintaining edge sharpness 有权
标题翻译：刀具用于保持锋利的锐度
公开(公告)号：US20060201712A1
公开(公告)日：2006-09-14
申请号：US11365298
申请日：2006-03-01
申请人： Youhe Zhang , Yuelin Shen
发明人： Youhe Zhang , Yuelin Shen
IPC分类号： E21B10/36
CPC分类号： E21B10/567
摘要： A cutter comprising a base portion, an ultrahard layer disposed on said base portion, and at least one recessed region on an outer surface of the cutter. A start of the recessed region disposed a selected distance behind a cutting face.
摘要翻译：一种切割器，包括基部，设置在所述基部上的超硬层以及所述切割器的外表面上的至少一个凹陷区域。在切割面后面设置选定距离的凹陷区域的开始。

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