专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20080179104A1 NANO-REINFORCED WC-CO FOR IMPROVED PROPERTIES 审中-公开
标题翻译：纳米增强WC-CO改善性能
公开(公告)号：US20080179104A1
公开(公告)日：2008-07-31
申请号：US11939320
申请日：2007-11-13
申请人： Youhe Zhang , Guodong Zhan , Xiayang Sheng , Alan W. Lockstedt , Anthony Griffo , Yuelin Shen , Hong Deng , Madapusi K. Keshavan
发明人： Youhe Zhang , Guodong Zhan , Xiayang Sheng , Alan W. Lockstedt , Anthony Griffo , Yuelin Shen , Hong Deng , Madapusi K. Keshavan
IPC分类号： E21B10/08
CPC分类号： C22C29/06 , B22F1/0025 , B82Y30/00
摘要： A drill bit that includes a bit body; and at least one cutting element for engaging the formation disposed on the bit body, the at least one cutting element comprising: a ductile phase; a plurality of carbide particles dispersed in the ductile phase; and a plurality of nanotubes integrated into the cutting element is disclosed.
摘要翻译：钻头包括一个位体; 以及用于接合设置在钻头体上的地层的至少一个切割元件，所述至少一个切割元件包括：延性相; 分散在延性相中的多个碳化物颗粒; 并且公开了集成到切割元件中的多个纳米管。

2. 发明授权

US08360176B2 Brazing methods for PDC cutters 失效
标题翻译： PDC刀具的钎焊方法
公开(公告)号：US08360176B2
公开(公告)日：2013-01-29
申请号：US12696706
申请日：2010-01-29
申请人： Youhe Zhang , Yuelin Shen , Hong Deng
发明人： Youhe Zhang , Yuelin Shen , Hong Deng
IPC分类号： E21B10/50 , E21B10/62
CPC分类号： E21B10/573 , B23K1/0008 , B23K35/0222 , B23K35/0244 , B23K35/0255 , B23K35/30 , B23K35/3006
摘要： A method for a down hole cutting tool is disclosed, wherein the cutting tool includes a cutting element support structure having at least one cutter pocket to support a cutting element comprising a substrate and an ultrahard layer. The method includes inserting a base portion of the cutting element into the cutter pocket; locating a first braze alloy such that when heated the first braze alloy melts and fills a space in the cutter pocket between the cutting element and the cutting element support structure adjacent the ultrahard layer; locating a second braze alloy such that when heated the second braze alloy melts and fills a space in the cutter pocket between the cutting element and the cutting element support structure non-adjacent the ultrahard layer; and heating the first and second braze alloy such that they melt.
摘要翻译：公开了一种用于井下切削工具的方法，其中切割工具包括切割元件支撑结构，该切割元件支撑结构具有至少一个刀具槽，以支撑包括基底和超硬层的切割元件。该方法包括将切割元件的基部插入刀具槽中; 定位第一钎焊合金，使得当加热时，第一钎焊合金熔化并填充切割元件和与超硬层相邻的切割元件支撑结构之间的刀具槽中的空间; 定位第二钎焊合金，使得当被加热时，第二钎焊合金熔化并填充切割元件和不邻近超硬层的切割元件支撑结构之间的刀具槽中的空间; 并加热第一和第二钎焊合金使其熔化。

3. 发明申请

US20080210473A1 HYBRID CARBON NANOTUBE REINFORCED COMPOSITE BODIES 审中-公开
标题翻译：混合碳纳米管增强复合体
公开(公告)号：US20080210473A1
公开(公告)日：2008-09-04
申请号：US11939330
申请日：2007-11-13
申请人： Youhe Zhang , Guodong Zhan , Xiayang Sheng , Alan W. Lockstedt , Yuelin Shen , Hong Deng , Anthony Griffo , Madapusi K. Keshavan
发明人： Youhe Zhang , Guodong Zhan , Xiayang Sheng , Alan W. Lockstedt , Yuelin Shen , Hong Deng , Anthony Griffo , Madapusi K. Keshavan
IPC分类号： E21B10/46
CPC分类号： B22F1/0025 , B22F2005/001 , B82Y30/00 , C22C26/00 , C22C29/06 , C23C30/005
摘要： A composite body for cutting tools that includes a ductile phase; a plurality of carbide particles dispersed the ductile phase; and a plurality of nanotubes integrated into the composite body is disclosed. Methods of making such composite bodies and drill bits formed of such material are also disclosed.
摘要翻译：一种用于切削工具的复合体，包括韧性相; 多个碳化物颗粒分散延性相; 并且公开了集成到复合体中的多个纳米管。还公开了制造这种复合体和由这种材料形成的钻头的方法。

4. 再颁专利

USRE45748E1 Modified cutters and a method of drilling with modified cutters 有权
标题翻译：改进的切割机和用修改的切割机钻孔的方法
公开(公告)号：USRE45748E1
公开(公告)日：2015-10-13
申请号：US14180121
申请日：2014-02-13
申请人： Youhe Zhang , Yuelin Shen
发明人： Youhe Zhang , Yuelin Shen
IPC分类号： E21B10/55 , E21B10/567 , E21B10/573
CPC分类号： E21B10/5673 , E21B10/55 , E21B10/5735
摘要： A cutter for a fixed cutter drill bit including a substrate and an ultrahard material layer disposed on an end surface of the substrate, the ultra hard material layer having an upper surface opposite the substrate end surface and a peripheral surface such that the upper surface intersects the peripheral surface along a peripheral edge. The peripheral edge continuously increases and decreases in height as measured from a plane perpendicular to a longitudinal axis of the cutter.
摘要翻译：一种用于固定切割钻头的切割器，其包括设置在所述基板的端面上的基板和超硬材料层，所述超硬材料层具有与所述基板端面相对的上表面和周面，使得所述上表面与所述圆周表面沿周边边缘。从垂直于切割器的纵向轴线的平面测量，周边边缘连续地增加和降低高度。

5. 发明授权

US08991523B2 Rolling cutter assembled directly to the bit pockets 有权
标题翻译：滚动刀具直接组装到钻头口袋
公开(公告)号：US08991523B2
公开(公告)日：2015-03-31
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： E21B10/08 , E21B10/633 , B23P15/28
CPC分类号： E21B10/633 , B23P15/28
摘要： A drill bit includes 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. 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：钻头包括钻头体，从钻头体径向延伸的多个刀片，设置在多个刀片上的多个切割器凹槽，设置在其中一个切割器凹穴中的至少一个滚刀，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。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。

6. 发明申请

US20130074420A1 METHODS OF FORMING THERMALLY STABLE POLYCRYSTALLINE DIAMOND CUTTERS 审中-公开
公开(公告)号：US20130074420A1
公开(公告)日：2013-03-28
申请号：US13671019
申请日：2012-11-07
申请人： Youhe Zhang , Yuelin Shen
发明人： Youhe Zhang , Yuelin Shen
IPC分类号： B24D3/06
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.

7. 发明申请

US20120273281A1 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/或引脚（S）/球（S）连接固定切割器中的滚动切割器的方法
公开(公告)号：US20120273281A1
公开(公告)日：2012-11-01
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
CPC分类号： E21B10/633 , E21B10/54 , E21B10/573
摘要： A cutting element is disclosed that has a sleeve with a first inner diameter and a second inner diameter, wherein 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, the rotatable cutting element at least partially disposed within the sleeve, wherein 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, wherein 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：公开了一种具有第一内径和第二内径的套筒的切割元件，其中所述第二内径大于所述第一内径并且位于比所述第一内径更低的轴向位置处，所述可旋转切割元件具有旋转的轴线延伸穿过其中，所述可旋转切割元件至少部分地设置在所述套筒内，其中所述可旋转切割元件具有切割面和从所述切割面轴向向下延伸的主体，从所述切割面的外表面延伸的至少一个孔主体朝向旋转轴线，以及设置在每个孔中的锁定装置，其中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。

8. 发明申请

US20120073881A1 ROLLING CUTTER 有权
标题翻译：滚动切割机
公开(公告)号：US20120073881A1
公开(公告)日：2012-03-29
申请号：US13312159
申请日：2011-12-06
申请人： Yuelin Shen , Youhe Zhang , Zhou Yong , Jiaqing Yu , Madapusi K. Keshavan
发明人： Yuelin Shen , Youhe Zhang , Zhou Yong , Jiaqing Yu , Madapusi K. Keshavan
IPC分类号： E21B10/36
CPC分类号： E21B10/52 , E21B10/5673 , E21B10/573 , Y10T29/49947 , Y10T29/49963
摘要： A cutting element for a drill bit that includes an outer support element having at least a bottom portion and a side portion; and an inner rotatable cutting element, a portion of which is disposed in the outer support element, wherein the inner rotatable cutting element includes a substrate and a diamond cutting face having a thickness of at least 0.050 inches disposed on an upper surface of the substrate; and wherein a distance from an upper surface of the diamond cutting face to a bearing surface between the inner rotatable cutting element and the outer support element ranges from 0 to about 0.300 inches is disclosed.
摘要翻译：一种用于钻头的切割元件，其包括至少具有底部和侧部的外部支撑元件; 以及内部可旋转切割元件，其一部分设置在所述外部支撑元件中，其中所述内部可旋转切割元件包括基底和设置在所述基底的上表面上的具有至少0.050英寸的厚度的金刚石切割面; 并且其中公开了从金刚石切割面的上表面到内部可旋转切割元件和外部支撑元件之间的支承表面的距离为0至约0.300英寸。

9. 发明授权

US08091655B2 Rolling cutter 有权
标题翻译：滚动刀具
公开(公告)号：US08091655B2
公开(公告)日：2012-01-10
申请号：US12751663
申请日：2010-03-31
申请人： Yuelin Shen , Youhe Zhang , Zhou Yong , Jiaqing Yu , Madapusi K. Keshavan
发明人： Yuelin Shen , Youhe Zhang , Zhou Yong , Jiaqing Yu , Madapusi K. Keshavan
IPC分类号： E21B10/46
CPC分类号： E21B10/52 , E21B10/5673 , E21B10/573 , Y10T29/49947 , Y10T29/49963
摘要： A cutting element for a drill bit that includes an outer support element having at least a bottom portion and a side portion; and an inner rotatable cutting element, a portion of which is disposed in the outer support element, wherein the inner rotatable cutting element includes a substrate and a diamond cutting face having a thickness of at least 0.050 inches disposed on an upper surface of the substrate; and wherein a distance from an upper surface of the diamond cutting face to a bearing surface between the inner rotatable cutting element and the outer support element ranges from 0 to about 0.300 inches is disclosed.
摘要翻译：一种用于钻头的切割元件，其包括至少具有底部和侧部的外部支撑元件; 以及内部可旋转切割元件，其一部分设置在所述外部支撑元件中，其中所述内部可旋转切割元件包括基底和设置在所述基底的上表面上的具有至少0.050英寸的厚度的金刚石切割面; 并且其中公开了从金刚石切割面的上表面到内部可旋转切割元件和外部支撑元件之间的支承表面的距离为0至约0.300英寸。

10. 发明申请

US20110192652A1 COMPOSITE CUTTER SUBSTRATE TO MITIGATE RESIDUAL STRESS 失效
标题翻译：复合切割器底板减轻残余应力
公开(公告)号：US20110192652A1
公开(公告)日：2011-08-11
申请号：US13024133
申请日：2011-02-09
申请人： Yuelin Shen , Youhe Zhang , Jibin Shi , Yuri Burhan , Gregory T. Lockwood
发明人： Yuelin Shen , Youhe Zhang , Jibin Shi , Yuri Burhan , Gregory T. Lockwood
IPC分类号： E21B10/36 , B24D3/04 , B01J3/06 , B24D3/10
CPC分类号： E21B10/5735 , B22F2005/001 , C22C26/00 , C22C29/08
摘要： A method of forming a cutting element that includes filling at least one non-planar region on an upper surface of a carbide substrate with a diamond mixture, subjecting the substrate and the diamond mixture to high pressure high temperature sintering conditions to form a reduced-CTE substrate having polycrystalline diamond that extends a depth into the reduced-CTE substrate in an interface region, and an upper surface made of a composite surface of diamond and carbide, and attaching a polycrystalline diamond body to the composite surface of the reduced-CTE substrate is disclosed.
摘要翻译：一种形成切割元件的方法，该切割元件包括用金刚石混合物填充碳化物基底的上表面上的至少一个非平面区域，使基底和金刚石混合物经受高压高温烧结条件以形成降低的CTE 具有多晶金刚石的衬底，其在界面区域中延伸到减小CTE衬底的深度，以及由金刚石和碳化物的复合表面制成的上表面，以及将多晶金刚石体附着到还原CTE衬底的复合表面上，披露

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式