| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 121 | Device and method related to lubrication of components in a rock drilling machine and rock drilling machine | US14787847 | 2014-06-24 | US09784039B2 | 2017-10-10 | Per Jonsson |
| A device in respect of a hydraulic rock drilling machine (1) with a machine housing (2,3,11), which encloses a hydraulic percussion device, a rotation mechanism (4) for rotation driving a shank adapter (1) and a guiding device (6) for the shank adapter, wherein the rock drilling machine includes at least one supply channel for lubricant to said components intended for lubrication, and at least one outlet channel (5,7) for used lubricant. Said at least one outlet channel (5,7) is connected to a separation chamber (8) for separating particle-shaped impurities existing in used lubricant. The separation chamber (8) has a discharge conduit (9) for treated lubricant. The invention also concerns a method and a rock drilling machine. | ||||||
| 122 | Electronics for a thin bed array induction logging system | US14493965 | 2014-09-23 | US09720129B2 | 2017-08-01 | Gerald P. Miles; Cesar A. Sarria; Jairo A. Mena; Mostafa M. Ebeid; Tarek AbdelAziz |
| A logging tool electronics system is disclosed with noise minimization features and pulse compression signal processing techniques to improve the signal-to-noise ratio of array induction logging tools. The borehole is radiated with a magnetic field produced by a configurable multi-frequency and/or multi-amplitude sine wave signal stimulus section driving a fully differential single transmitter coil. Received signals from multiple mutually balanced fully differential receiver arrays are processed by receiver signal chains using adaptive algorithms under firmware control. The received signals are used to determine the conductivity and resistivity of the formation surrounding the borehole. | ||||||
| 123 | AXIS OFFSET CAM TOOL FOR REVERSE CIRCULATION EXPLORATION DRILLING SYSTEMS AND METHOD OF USE THEREOF | US15456956 | 2017-03-13 | US20170183912A1 | 2017-06-29 | Jimmy Edward Toler |
| An off-axis “cam” drilling tool is provided. The off-axis “cam” drilling tool includes an outer tubing having a throughbore therein, an inner tubing having a throughbore therein, the inner tubing being configured to be inserted within the throughbore of the outer tubing. An annulus is defined between the inner tubing and the throughbore of the outer tubing through which a medium may pass. A cam section can be configured on a portion of the exterior surface of the outer tubing. The outer tubing can be coupled to drill rods of a drill string. The cam section has an axis that is offset to an axis of the outer tubing, and the tool is configured to rotate about cam section axis to lift the drill rods coupled to the outer tubing above a centerline of a drill bore to beneficially orient the drill bit drilling the drill bore. | ||||||
| 124 | Drill pipe screens | US14223902 | 2014-03-24 | US09677361B2 | 2017-06-13 | James Patterson |
| The present invention includes drill pipe screens and related methods that provide reliable long-term filtering of drilling fluids used to operate alternator turbines that are used to provide power in measurement while drilling (MWD) systems without allowing debris to pass through the screens to the turbines, and without causing intermittent pressure spikes at times when the screens are not completely clogged while maintaining desired circulation rates of drilling fluids. Embodiments of the invention include cylindrical bodies having alternating sets of elongated slots and peripheral ports located thereon to provide filtering of and relief to drilling fluids under pressure. | ||||||
| 125 | Downhole self-isolating wellbore drilling systems | US14177423 | 2014-02-11 | US09611700B2 | 2017-04-04 | Shaohua Zhou |
| One example of a downhole self-isolating wellbore drilling system to pulverize formation cuttings includes a cutting grinder tool and an isolation tool. The cutting grinder tool can be attached to a drill string uphole relative to a drill bit attached to a downhole end of the drill string. The cutting grinder tool can receive and pulverize formation cuttings resulting from drilling a formation using the drill bit. The isolation tool can be attached to the drill string uphole relative to the cutting grinder tool. The isolation tool can control flow of the pulverized formation cuttings mixed with a drilling mud uphole through the drill string. | ||||||
| 126 | DOWNHOLE SELF-ISOLATING WELLBORE DRILLING SYSTEMS | US15379156 | 2016-12-14 | US20170089148A1 | 2017-03-30 | Shaohua Zhou |
| One example of a downhole self-isolating wellbore drilling system to pulverize formation cuttings includes a cutting grinder tool and an isolation tool. The cutting grinder tool can be attached to a drill string uphole relative to a drill bit attached to a downhole end of the drill string. The cutting grinder tool can receive and pulverize formation cuttings resulting from drilling a formation using the drill bit. The isolation tool can be attached to the drill string uphole relative to the cutting grinder tool. The isolation tool can control flow of the pulverized formation cuttings mixed with a drilling mud uphole through the drill string. | ||||||
| 127 | Axis offset cam tool for reverse circulation exploration drilling systems and method of use thereof | US14195261 | 2014-03-03 | US09593534B2 | 2017-03-14 | Jimmy Edward Toler, Jr. |
| An off-axis “cam” drilling tool is provided. The off-axis “cam” drilling tool includes an outer tubing having a throughbore therein, an inner tubing having a throughbore therein, the inner tubing being configured to be inserted within the throughbore of the outer tubing. An annulus is defined between the inner tubing and the throughbore of the outer tubing through which a medium may pass. A cam section can be configured on a portion of the exterior surface of the outer tubing. The outer tubing can be coupled to drill rods of a drill string. The cam section has an axis that is offset to an axis of the outer tubing, and the tool is configured to rotate about cam section axis to lift the drill rods coupled to the outer tubing above a centerline of a drill bore to beneficially orient the drill bit drilling the drill bore. | ||||||
| 128 | Downhole Self-Isolating Wellbore Drilling Systems | US14177423 | 2014-02-11 | US20150226012A1 | 2015-08-13 | Shaohua Zhou |
| One example of a downhole self-isolating wellbore drilling system to pulverize formation cuttings includes a cutting grinder tool and an isolation tool. The cutting grinder tool can be attached to a drill string uphole relative to a drill bit attached to a downhole end of the drill string. The cutting grinder tool can receive and pulverize formation cuttings resulting from drilling a formation using the drill bit. The isolation tool can be attached to the drill string uphole relative to the cutting grinder tool. The isolation tool can control flow of the pulverized formation cuttings mixed with a drilling mud uphole through the drill string. | ||||||
| 129 | DISPLACEABLE COMPONENTS IN DRILLING OPERATIONS | US14412638 | 2012-07-05 | US20150152723A1 | 2015-06-04 | Richard T. Hay |
| A well drilling system can include a drilling tool with at least one component which is displaced by a material that changes shape. The material can be a shape memory material. The material may change shape in response to a temperature change. The component can be a drill bit cutter, a depth of cut control surface, a gauge surface or a stabilizer surface. A method of controlling a drilling operation can include configuring a drilling tool with a material which changes shape, and the material displacing at least one component of the drilling tool during the drilling operation. Displacement of the component can be controlled downhole to maintain drilling parameters (such as torque, vibration, steering performance, etc.) in desired ranges. | ||||||
| 130 | OIL WELL SAFETY VALVE APPARATUS AND METHOD | US14467823 | 2014-08-25 | US20150041147A1 | 2015-02-12 | Raymond C. Davis |
| An oil well control device automatically shuts in a well responsive to the removal of a work string (or other removable structure—ball retarding structure) from the device. The device is placed in the well as a section of the well casing. The device provides a pair of bores, one that aligns with the well bore or well casing, the other being a branch flow line containing a ball structure that will close the well if the drill pipe or drill string is removed. While conducting normal well activity (e.g. drilling, work over or the like) the ball retarder (e.g. work string) prevents entry of the ball structure into the main flow channel. | ||||||
| 131 | DOWNHOLE MEASUREMENT ASSEMBLY, TOOL AND METHOD | US14383531 | 2013-02-20 | US20150021093A1 | 2015-01-22 | Kevin Clark; Joshua Tutt |
| A downhole measurement assembly, tool, and method is provided. The downhole measurement assembly includes at least one drill collar 220 having at least one compensation portion and at least one force portion with a load path 239 therethrough. The compensation portion has a different dimension from the force portion. The assembly also includes a plurality of compensation sensors 230.1, 230.2 positionable about the compensation portion to measure downhole tool pressures applied thereto, and a plurality of force sensors 230.3, 230.4 positionable about the force portion to measure downhole forces applied thereto. The compensation sensors and the force sensors are positionable about the drill collar(s) 220 in a strain configuration along the load path 239 whereby the measured downhole tool pressure is isolatable from the measured downhole forces on the drill collar(s). | ||||||
| 132 | Electronics for a Thin Bed Array Induction Logging System | US14493965 | 2014-09-23 | US20150008928A1 | 2015-01-08 | Gerald P. Miles; Cesar A. Sarria; Jairo A. Mena; Mostafa M. Ebeid |
| A logging tool electronics system is disclosed with noise minimization features and pulse compression signal processing techniques to improve the signal-to-noise ratio of array induction logging tools. The borehole is radiated with a magnetic field produced by a configurable multi-frequency and/or multi-amplitude sine wave signal stimulus section driving a fully differential single transmitter coil. Received signals from multiple mutually balanced fully differential receiver arrays are processed by receiver signal chains using adaptive algorithms under firmware control. The received signals are used to determine the conductivity and resistivity of the formation surrounding the borehole. | ||||||
| 133 | Device For Improved Clean Up of Holes, and Method of Using Same | US13928044 | 2013-06-26 | US20150000981A1 | 2015-01-01 | Nicholas A. George; Eric A. Gore |
| A cleanup device having a first board having a first edge, a second board having a first edge, a first hinge attached to the first edge of the first board and the first edge of the second board, an aperture defined by a portion of the first edge of the first board and a portion of the first edge of the second board, a first plate slidably attached to the first board, wherein the first plate is movable from a first, open position where the aperture is open to a second, closed position where the first plate extends over at least a portion of the aperture, and wherein a top surface of the first board is movable towards a top surface of the second board to form a V-shaped surface for directing dirt or soil off of the first board and the second board. | ||||||
| 134 | Down-Hole Swivel Sub | US14232892 | 2012-07-16 | US20140299379A1 | 2014-10-09 | Ross Hyland; Ian Pollock; John Hanton; Graeme Thomas Marr |
| The present disclosure relates to a down-hole swivel sub (10) for connection in a work-string between a work-string and a down-hole apparatus, the sub comprising a first substantially cylindrical body (12) with a sleeve portion (22), a second substantially cylindrical body (28) being partially located within the sleeve portion (22) and the bodies being arranged to rotate relative to each other; and a clutch (90) disposed between said first and second substantially tubular bodies. | ||||||
| 135 | Electronics for a thin bed array induction logging system | US13546771 | 2012-07-11 | US08854045B2 | 2014-10-07 | Gerald P. Miles; Cesar A. Sarria; Jairo A. Mena; Mostafa M. Ebeid |
| A logging tool electronics system is disclosed (FIG. 1) with noise minimization features and pulse compression signal processing techniques to improve the signal-to-noise ratio of array induction logging tools. The borehole is radiated with a magnetic field produced by a configurable multi-frequency sine wave signal stimulus section driving a fully differential single transmitter coil. Received signals from multiple mutually balanced fully differential receiver arrays are processed by receiver signal chains using adaptive algorithms under firmware control. The received signals are used to determine the conductivity and resistivity of the formation surrounding the borehole. | ||||||
| 136 | Oil well safety valve apparatus and method | US13162249 | 2011-06-16 | US08813849B1 | 2014-08-26 | Raymond C. Davis |
| An oil well control device automatically shuts in a well responsive to the removal of a work string (or other removable structure—ball retarding structure) from the device. The device is placed in the well as a section of the well casing. The device provides a pair of bores, one that aligns with the well bore or well casing, the other being a branch flow line containing a ball structure that will close the well if the drill pipe or drill string is removed. While conducting normal well activity (e.g. drilling, work over or the like) the ball retarder (e.g. work string) prevents entry of the ball structure into the main flow channel. | ||||||
| 137 | Apparatuses and methods relating to cooling a subterranean drill bit and/or at least one cutting element during use | US13725838 | 2012-12-21 | US08783380B1 | 2014-07-22 | Kenneth E. Bertagnolli; Scott M. Schmidt |
| One aspect of the instant disclosure relates to a subterranean drilling assembly comprising a subterranean drill bit and a sub apparatus coupled to the drill bit. Further, the sub apparatus may include at least one cooling system configured to cool at least a portion of the drill bit. For example, the sub apparatus may include at least one cooling system comprising a plurality of refrigeration coils or at least one thermoelectric device. In another embodiment a subterranean drill bit may include at least one cooling system positioned at least partially within the subterranean drill bit. Also, a sub apparatus or subterranean drill bit may be configured to cool drilling fluid communicated through at least one bore of a subterranean drill bit and avoiding cooling drilling fluid communicated through at least another bore of the subterranean drill bit. Methods of operating a subterranean drill bit are disclosed. | ||||||
| 138 | One Trip Tubular Cleaning and Drilling Additional Open Hole | US13428285 | 2012-03-23 | US20130248249A1 | 2013-09-26 | Yang Xu |
| A one trip method for cleaning an existing string while performing testing on the string allows in the same trip the drilling of additional wellbore. The cleanup equipment is retracted after the testing is completed so that it will not impede the advancement of the drill bit at the lower end of the string. The cleanup tools are typically extend for run in through the string and they can be collapsed by a technique such as dropping a ball to shift a sleeve to disable the piston assembly that holds the cleanup tools extended and allows them to be retracted using a return spring or other source of potential energy. | ||||||
| 139 | Apparatuses and methods relating to cooling a subterranean drill bit and/or at least one cutting element during use | US13372163 | 2012-02-13 | US08360169B1 | 2013-01-29 | Kenneth E. Bertagnolli; Scott M. Schmidt |
| One aspect of the instant disclosure relates to a subterranean drilling assembly comprising a subterranean drill bit and a sub apparatus coupled to the drill bit. Further, the sub apparatus may include at least one cooling system configured to cool at least a portion of the drill bit. For example, the sub apparatus may include at least one cooling system comprising a plurality of refrigeration coils or at least one thermoelectric device. In another embodiment a subterranean drill bit may include at least one cooling system positioned at least partially within the subterranean drill bit. Also, a sub apparatus or subterranean drill bit may be configured to cool drilling fluid communicated through at least one bore of a subterranean drill bit and avoiding cooling drilling fluid communicated through at least another bore of the subterranean drill bit. Methods of operating a subterranean drill bit are disclosed. | ||||||
| 140 | Whipstock attachment to a fixed cutter drilling or milling bit | US12789416 | 2010-05-27 | US08327944B2 | 2012-12-11 | William W. King; Michael R. Reese; Steven W. Drews |
| An assembly is provided to attach a whipstock to a mill/drill bit. The assembly includes an upper collar adapted for installation around a shank of the mill/drill bit. At least one connecting member is mounted at a first end to the upper collar. The connecting member extends downwardly from the upper collar and is adapted to fit within a junkslot of the mill/drill bit to which the upper collar is attached. A whipstock attachment structure is mounted to a second end of the at least one connecting member. | ||||||
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