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1. 发明申请

US20120125696A1 Polycrystalline Diamond Constructions Having Optimized Material Composition 有权
标题翻译：具有优化材料组成的多晶金刚石结构
公开(公告)号：US20120125696A1
公开(公告)日：2012-05-24
申请号：US12954403
申请日：2010-11-24
申请人： J. Daniel Belnap , Georgiy Voronin , Feng Yu , Peter Cariveau
发明人： J. Daniel Belnap , Georgiy Voronin , Feng Yu , Peter Cariveau
IPC分类号： E21B10/46 , B24D3/04 , B01J3/06 , B32B5/14
CPC分类号： B24D18/0009 , B22F3/15 , B22F2005/001 , B24D3/10 , C22C26/00 , C22C2026/005 , C22C2026/006 , C22C2026/007 , C22C2026/008 , C22C2204/00 , E21B10/567 , Y10T428/249954 , Y10T428/249961 , Y10T428/30
摘要： Diamond bonded constructions include a diamond body comprising intercrystalline bonded diamond and interstitial regions. The body has a working surface and an interface surface, and may be joined to a metallic substrate. The body has a gradient diamond volume content greater about 1.5 percent, wherein the diamond content at the interface surface is less than 94 percent, and increases moving toward the working surface. The body may include a region that is substantially free of a catalyst material otherwise disposed within the body and present in a gradient amount. An additional material may be included within the body and be present in a changing amount. The body may be formed by high-pressure HPHT processing, e.g., from 6,200 MPa to 10,000 MPa, to produce a sintered body having a characteristic diamond volume fraction v. average grain size relationship distinguishable from that of diamond bonded constructions form by conventional-pressure HPHT processing.
摘要翻译：金刚石粘合结构包括包含晶间结合金刚石和间隙区域的金刚石体。主体具有工作表面和界面，并且可以连接到金属基底。身体具有大约1.5％的梯度金刚石体积含量，其中界面处的金刚石含量小于94％，并且增加朝着工作表面移动。身体可以包括基本上不含催化剂材料的区域，否则其中设置在体内并以梯度量存在。另外的材料可以包括在体内并以不断变化的量存在。主体可以通过高压HPHT加工形成，例如从6,200MPa到10,000MPa，以产生具有特征金刚石体积分数v与常规压力形式的金刚石结合结构区别的平均晶粒尺寸关系的烧结体 HPHT加工。

2. 发明申请

US20110031032A1 DIAMOND TRANSITION LAYER CONSTRUCTION WITH IMPROVED THICKNESS RATIO 有权
标题翻译：金刚石过渡层结构具有改进的厚度比
公开(公告)号：US20110031032A1
公开(公告)日：2011-02-10
申请号：US12851753
申请日：2010-08-06
申请人： Nephi A. Mourik , Michael Stewart , Peter Cariveau , Yi Fang , Federico Bellin
发明人： Nephi A. Mourik , Michael Stewart , Peter Cariveau , Yi Fang , Federico Bellin
IPC分类号： E21B10/567
CPC分类号： E21B10/5673 , B22F2999/00 , C22C26/00 , C22C2204/00 , B22F2207/01 , B22F2207/11
摘要： An insert for a drill bit may include a metallic carbide body; an outer layer of polycrystalline diamond material on the outermost end of the insert, the polycrystalline diamond material comprising a plurality of interconnected first diamond grains and a first binder material in interstitial regions between the interconnected first diamond grains; and at least two transition layers between the metallic carbide body and the outer layer, the at least two transition layers comprising: an outermost transition layer comprising a composite of second diamond grains, first metal carbide or carbonitride particles, and a second binder material; and an innermost transition layer comprising a composite of third diamond grains, second metal carbide or carbonitride particles, and a third binder material wherein a thickness of the outer layer is lesser than that of each of the at least two transition layers.
摘要翻译：用于钻头的插入件可以包括金属碳化物体; 所述多晶金刚石材料在所述互连的第一金刚石晶粒之间的间隙区域中包括多个互连的第一金刚石晶粒和第一粘合剂材料; 以及所述金属碳化物体和所述外层之间的至少两个过渡层，所述至少两个过渡层包括：包含第二金刚石晶粒，第一金属碳化物或碳氮化物颗粒和第二粘合剂材料的复合材料的最外层过渡层; 以及包括第三金刚石晶粒，第二金属碳化物或碳氮化物颗粒的复合材料和第三粘合剂材料的最内部过渡层，其中外层的厚度小于至少两个过渡层中的每一个的厚度。

3. 发明申请

US20070078632A1 Stress balanced cutting structure 审中-公开
标题翻译：应力平衡切割结构
公开(公告)号：US20070078632A1
公开(公告)日：2007-04-05
申请号：US11198408
申请日：2005-08-05
申请人： Yuelin Shen , Youhe Zhang , John Williams , Peter Cariveau , Michael Janssen
发明人： Yuelin Shen , Youhe Zhang , John Williams , Peter Cariveau , Michael Janssen
IPC分类号： G06F17/50
CPC分类号： E21B10/43 , E21B10/55 , G06F17/50 , G06F2217/16
摘要： A method for designing a drill bit including selecting a characteristic associated with a failure mode. A first value of the characteristic of a first cutting element and a second value for the characteristic of a second cutting element are determined. The method also includes determining whether a difference between the first value and the second value is within a predetermined range. A cutting element design parameter for the first cutting element is adjusted if the difference is outside the predetermined range. The determining first and second values, determining the difference, and adjusting a cutting element design parameter are repeated until the difference is within the predetermined range.
摘要翻译：一种用于设计钻头的方法，包括选择与故障模式相关联的特性。确定第一切割元件的特性的第一值和第二切割元件的特性的第二值。该方法还包括确定第一值和第二值之间的差是否在预定范围内。如果差异在预定范围之外，则调整用于第一切割元件的切割元件设计参数。重复确定第一和第二值，确定差异和调整切割元素设计参数，直到该差在预定范围内。

4. 发明申请

US20070062736A1 Hybrid disc bit with optimized PDC cutter placement 有权
标题翻译：具有优化的PDC刀具放置的混合盘片钻头
公开(公告)号：US20070062736A1
公开(公告)日：2007-03-22
申请号：US11232434
申请日：2005-09-21
申请人： Peter Cariveau , Prabhakaran Centala , Zhehua Zhang
发明人： Peter Cariveau , Prabhakaran Centala , Zhehua Zhang
IPC分类号： E21B10/00
CPC分类号： E21B10/12 , E21B10/16
摘要： The invention provides an improved drill bit and a method for designing thereof. The drill bit includes a bit body, a journal depending from the bit body, and a disc rotatably mounted on the journal. The disc of the drill bit has PDC cutting elements disposed on it. Also provided is an improved cutting structure for the discs of the drill bit. The cutting structure includes a portion that is comprised from PDC.
摘要翻译：本发明提供了一种改进的钻头及其设计方法。钻头包括钻头本体，从钻头体悬垂的轴颈以及可旋转地安装在轴颈上的圆盘。钻头的盘具有设置在其上的PDC切割元件。还提供了用于钻头的盘的改进的切割结构。切割结构包括由PDC组成的部分。

5. 发明申请

US20050241861A1 Cutting element with improved cutter to blade transition 失效
标题翻译：切割元件具有改进的刀具到刀片的转换
公开(公告)号：US20050241861A1
公开(公告)日：2005-11-03
申请号：US11094330
申请日：2005-03-29
申请人： Peter Cariveau , Thomas White
发明人： Peter Cariveau , Thomas White
IPC分类号： B23P15/32 , E21B10/36 , E21B10/42 , E21B10/56 , E21B10/573
CPC分类号： E21B10/573
摘要： Cutting elements having a slanted top surface for an improved cutter to blade transition, the slanted top surface being integratable into a receiving pocket of a bit blade such that the slanted top surface and the perimeter of the receiving pocket are relatively contiguous when the slanted cutter is mounted within the receiving pocket. Also, a bit with slanted cutters as well as a method of manufacturing a bit having slanted cutters.
摘要翻译：切割元件具有倾斜的顶部表面，用于改进的刀具到刀片的过渡，倾斜的顶部表面可整合到钻头刀片的接收袋中，使得当倾斜刀具是倾斜刀具时，倾斜的顶部表面和接收口袋的周边相对邻近安装在接收口袋内。此外，还有一点倾斜刀具以及制造具有倾斜刀具的钻头的方法。

6. 发明申请

US20050133272A1 Methods for modeling, displaying, designing, and optimizing fixed cutter bits 有权
标题翻译：固定刀头的建模，显示，设计和优化方法
公开(公告)号：US20050133272A1
公开(公告)日：2005-06-23
申请号：US10888358
申请日：2004-07-09
申请人： Sujian Huang , Peter Cariveau
发明人： Sujian Huang , Peter Cariveau
IPC分类号： E21B10/00
CPC分类号： E21B10/00
摘要： In one aspect, the invention provides a method for modeling the performance of a fixed cutter bit drilling an earth formation. In one embodiment, the method includes selecting a drill bit and an earth formation to be represented as drilled, simulating the bit drilling the earth formation, displaying the simulating, and adjusting at least one parameter affecting the performance. The method of design is used to make a fixed cutter drill bit. In another embodiment the method includes numerically rotating the bit, calculating bit interaction with the earth formation during the rotating, and determining the forces on the cutters during the rotation based on the calculated interaction with earth formation and empirical data.
摘要翻译：一方面，本发明提供了一种用于建模钻井地球的固定切割钻头的性能的方法。在一个实施例中，该方法包括选择要被表示为钻孔的钻头和地层，模拟钻地层的钻头，显示模拟并且调整影响性能的至少一个参数。设计方法用于制造固定式切割钻头。在另一个实施例中，该方法包括数字旋转钻头，在旋转期间计算与地层形成的钻头相互作用，以及基于所计算的与地层形成的相互作用和经验数据来确定旋转期间切割器上的力。

7. 发明授权

US06196339B1 Dual-seal drill bit pressure communication system 有权
标题翻译：双密封钻头压力通讯系统
公开(公告)号：US06196339B1
公开(公告)日：2001-03-06
申请号：US09201614
申请日：1998-11-30
申请人： Gary Ray Portwood , Chris Edward Cawthorne , Robert H. Slaughter, Jr. , Roger Didericksen , Peter Cariveau , Robert Denton
发明人： Gary Ray Portwood , Chris Edward Cawthorne , Robert H. Slaughter, Jr. , Roger Didericksen , Peter Cariveau , Robert Denton
IPC分类号： E21B1000
CPC分类号： E21B10/25 , F16C21/00 , F16C33/7836 , F16C33/7896 , F16C2352/00 , Y10S277/928
摘要： A drill bit for use in a borehole at least partially containing drilling fluid includes a bit body having at least two bit components, including at least one leg, the leg having a journal segment, and a roller cone rotatably mounted upon the journal segment and forming at least one bearing cavity therebetween. Also included is an annular primary seal disposed between the leg and the roller cone and an annular secondary seal disposed between the leg and the roller cone and between the annular primary seal and the borehole. An annular space is defined between the annular primary seal and the annular secondary seal, the annular space at least partially containing fluid and being in substantially absolute fluid isolation from the bearing cavity. The seals are configured to allow the passage of a fluid from the annular space to the borehole. The annular secondary seal may be primarily elastomeric and a passage for fluid from the borehole to the annular space can be included. The annular space may at least partially include a grease possessing a water washout value of under approximately 50% per ASTM D-4049 water spray test for lubrication characteristics and the grease may include a polymer tackifier of between approximately 1% and approximately 5% by weight.
摘要翻译：用于至少部分地包含钻井流体的钻孔中的钻头包括具有至少两个钻头部件的钻头体，所述钻头体包括至少一个腿部，所述腿部具有轴颈部分，以及可旋转地安装在所述轴颈部段上并形成其间具有至少一个轴承腔。还包括设置在腿部和滚子锥体之间的环形主密封件以及设置在腿部和滚子锥体之间以及环形主密封件和钻孔之间的环形副密封件。环形空间限定在环形主密封件和环形二次密封件之间，环形空间至少部分地包含流体并且与轴承腔基本上绝对的流体隔离。密封件构造成允许流体从环形空间通向钻孔。环形二次密封件可以主要是弹性体，并且可以包括用于从钻孔到环形空间的流体的通道。环形空间可以至少部分地包括具有低于大约50％的水冲洗值的润滑脂，其根据ASTM D-4049喷水试验进行润滑特性，并且润滑脂可以包括约1重量％和约5重量％之间的聚合物增粘剂。

8. 发明授权

US08763730B2 Diamond bonded construction with improved braze joint 有权
标题翻译：金刚石粘结结构，改善了钎焊接头
公开(公告)号：US08763730B2
公开(公告)日：2014-07-01
申请号：US12474136
申请日：2009-05-28
申请人： Peter Cariveau , Georgiy Voronin , J. Daniel Belnap
发明人： Peter Cariveau , Georgiy Voronin , J. Daniel Belnap
IPC分类号： E21B10/573
CPC分类号： E21B10/573 , B22F7/08 , B22F2005/001 , B23K1/0008 , B24D3/10 , B24D18/0009 , C04B35/52 , C04B35/645 , C04B37/025 , C04B37/026 , C04B2235/427 , C04B2235/6567 , C04B2237/062 , C04B2237/064 , C04B2237/068 , C04B2237/08 , C04B2237/083 , C04B2237/12 , C04B2237/121 , C04B2237/122 , C04B2237/123 , C04B2237/124 , C04B2237/125 , C04B2237/363 , C04B2237/401 , C04B2237/72 , C22C1/1036 , C22C26/00 , E21B10/5735
摘要： Diamond bonded constructions comprise a body comprising a plurality of bonded together diamond grains with interstitial regions disposed between the grains that are substantially free of the catalyst material used to initially sinter the body. A metallic substrate is attached to the body, and a braze joint is interposed between the body and the substrate. The body is metallized to include a metallic material disposed along a substrate attachment surface in contact with the braze joint, wherein the metallic material is different from the braze joint material. The metallic material may exist within a region of the body extending fully or partially into the body, and/or may exist as a layer extending away from the substrate attachment surface. The body includes a working surface characterized by empty interstitial regions or by interstitial regions filled with an infiltrant material, wherein the infiltrant material is different from the metallizing material.
摘要翻译：金刚石结合结构包括一个主体，该主体包括多个结合在一起的金刚石晶粒，间隙区域设置在颗粒之间，基本上不含用于最初烧结体的催化剂材料。金属基底附着在本体上，并且钎焊接头插入在本体和基底之间。主体被金属化以包括沿着与钎焊接头接触的基板附接表面设置的金属材料，其中金属材料不同于钎焊接头材料。金属材料可以存在于主体的完全或部分进入主体的区域内，和/或可以作为远离基板附接表面延伸的层存在。主体包括工作表面，其特征在于空隙状区域或填充有渗透材料的间隙区域，其中浸渗材料不同于金属化材料。

9. 发明授权

US08689912B2 Polycrystalline diamond constructions having optimized material composition 有权
标题翻译：具有优化材料成分的多晶金刚石结构
公开(公告)号：US08689912B2
公开(公告)日：2014-04-08
申请号：US12954403
申请日：2010-11-24
申请人： J. Daniel Belnap , Georgiy Voronin , Feng Yu , Peter Cariveau
发明人： J. Daniel Belnap , Georgiy Voronin , Feng Yu , Peter Cariveau
IPC分类号： E21B10/36
CPC分类号： B24D18/0009 , B22F3/15 , B22F2005/001 , B24D3/10 , C22C26/00 , C22C2026/005 , C22C2026/006 , C22C2026/007 , C22C2026/008 , C22C2204/00 , E21B10/567 , Y10T428/249954 , Y10T428/249961 , Y10T428/30
摘要： Diamond bonded constructions include a diamond body comprising intercrystalline bonded diamond and interstitial regions. The body has a working surface and an interface surface, and may be joined to a metallic substrate. The body has a gradient diamond volume content greater about 1.5 percent, wherein the diamond content at the interface surface is less than 94 percent, and increases moving toward the working surface. The body may include a region that is substantially free of a catalyst material otherwise disposed within the body and present in a gradient amount. An additional material may be included within the body and be present in a changing amount. The body may be formed by high-pressure HPHT processing, e.g., from 6,200 MPa to 10,000 MPa, to produce a sintered body having a characteristic diamond volume fraction v. average grain size relationship distinguishable from that of diamond bonded constructions form by conventional-pressure HPHT processing.
摘要翻译：金刚石粘合结构包括包含晶间结合金刚石和间隙区域的金刚石体。主体具有工作表面和界面，并且可以连接到金属基底。身体具有大约1.5％的梯度金刚石体积含量，其中界面处的金刚石含量小于94％，并且增加朝着工作表面移动。身体可以包括基本上不含催化剂材料的区域，否则其中设置在体内并以梯度量存在。另外的材料可以包括在体内并以不断变化的量存在。主体可以通过高压HPHT加工形成，例如从6,200MPa到10,000MPa，以产生具有特征金刚石体积分数v与常规压力形式的金刚石结合结构区别的平均晶粒尺寸关系的烧结体 HPHT加工。

10. 发明申请

US20110031037A1 POLYCRYSTALLINE DIAMOND MATERIAL WITH HIGH TOUGHNESS AND HIGH WEAR RESISTANCE 有权
标题翻译：具有高韧性和高耐磨性的多晶金刚石材料
公开(公告)号：US20110031037A1
公开(公告)日：2011-02-10
申请号：US12851677
申请日：2010-08-06
申请人： Federico Bellin , Yi Fang , Michael Stewart , Nephi A. Mourik , Peter Cariveau
发明人： Federico Bellin , Yi Fang , Michael Stewart , Nephi A. Mourik , Peter Cariveau
IPC分类号： E21B10/43
CPC分类号： E21B10/567 , B22F2999/00 , C22C26/00 , C22C2204/00 , E21B10/55 , E21B10/5735 , B22F2207/01
摘要： A cutting element that includes a substrate; and an outer layer of polycrystalline diamond material disposed upon the outermost end of the cutting element, wherein the polycrystalline diamond material: a plurality of interconnected diamond particles; and a plurality of interstitial regions disposed among the bonded diamond particles, wherein the plurality of interstitial regions contain a plurality of metal carbide phases and a plurality of metal binder phases together forming a plurality of metallic phases, wherein the plurality of metal carbide phases are formed from a plurality of metal carbide particles; wherein the plurality of interconnected diamond particles form at least about 60 to at most about 80% by weight of the polycrystalline diamond material; and wherein the plurality of metal carbide phases represent at least 50% by weight of the plurality of metallic phases is disclosed.
摘要翻译：一种切割元件，包括基底; 以及设置在所述切割元件的最外端上的多晶金刚石材料的外层，其中所述多晶金刚石材料：多个互连的金刚石颗粒; 以及配置在所述接合金刚石颗粒之间的多个间隙区域，其中所述多个间隙区域包含多个金属碳化物相和多个金属粘结相，一起形成多个金属相，其中形成所述多个金属碳化物相从多个金属碳化物颗粒; 其中所述多个相互连接的金刚石颗粒形成所述多晶金刚石材料的至少约60至至多约80重量％并且其中所述多个金属碳化物相表示所述多个金属相的至少50重量％。

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