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| Application No. | Application Title | Issue Date |
| 20120048618 | METHOD FOR DETERMINING UNCERTAINTY WITH PROJECTED WELLBORE POSITION AND ATTITUDE A system and method for determining uncertainty of a wellbore orientation is disclosed. The system and method obtains a measurement related to a first orientation of a drill string at a measurement device. Based on the first orientation and drilling settings, the system... | 03/01/2012 |
| 20120043801 | METHOD AND APPARATUS FOR CREATING A PLANAR CAVERN Methods and apparatuses for producing a planar cavern are provided. The planar cavern is formed by first creating a continuous bore that extends through a subsurface resource deposit. The drill head used to create the bore can be steered in response to information about... | 02/23/2012 |
| 20120018218 | Method and apparatus for directional drilling A bottom-hole assembly for directional drilling incorporates a torque generator with a drive shaft connected to a drill string. The torque generator generates a torque that counters a reactive torque when a drill bit of the bottom-hole assembly is driven. When the drill... | 01/26/2012 |
| 20110308858 | FLEX JOINT FOR DOWNHOLE DRILLING APPLICATIONS A technique facilitates drilling applications by providing a unique flex joint. In one embodiment, the flex joint has an adjustable bending stiffness while being much more compact than conventional flex joints. The flex joint also may be designed to de-couple bending mo... | 12/22/2011 |
| 20110297395 | REMOTE DRILLING AND COMPLETIONS MANAGEMENT A methodology reduces the needed number of personnel on a rig by enabling performance of a variety of functions from a remote location. The method comprises utilizing a plurality of observation devices which monitor rig parameters remotely. Data from the observation dev... | 12/08/2011 |
| 20110290559 | SURFACE REAL-TIME PROCESSING OF DOWNHOLE DATA A method and apparatus for controlling oil well drilling equipment is disclosed. One or more sensors are distributed in the oil well drilling equipment. Each sensor produces a signal. A surface processor coupled to the one or more sensors via a high speed communications... | 12/01/2011 |
| 20110284288 | APPARATUS AND PROCESS FOR WELLBORE CHARACTERIZATION An apparatus and a process for wellbore characterization are disclosed, including: separating, in a separation vessel, drilling mud from gas produced during drilling of a wellbore; transporting the separated produced gas from the separation vessel to a downstream proces... | 11/24/2011 |
| 20110278064 | ELECTRONICALLY ACTIVATED UNDERREAMER AND CALLIPER TOOL An electronically activated tool (50) comprising a tool body, cutter blocks and sensors with means for attachment to a drilling support and rotation so as to permit the simultaneous underreaming and measurement of the diameter of a wellbore (especially in oil and... | 11/17/2011 |
| 20110232966 | METHOD AND APPARATUS FOR REDUCING STICK-SLIP A method and apparatus for damping stick-slip oscillations in a drill string. In one embodiment a method includes damping the stick-slip oscillations using a drilling mechanism at the top of said drill string. The speed of rotation of the drilling mechanism is controlle... | 09/29/2011 |
| 20110174538 | CONTROL SYSTEM FOR DRILLING OPERATIONS The present application is directed to a system providing automatic and manual control of a brake lever on band brake drawworks of a wellbore drilling rig. The system comprises a pneumatic cylinder attached to the brake lever; and a control means in fluid communication ... | 07/21/2011 |
| 20110174540 | DRAW-WORKS FOR MANEUVERING OF DRILLING DEVICES A draw-works (10) is for maneuvering drilling devices that includes a winder (11) for winding at least one rope (12), which is centered on a shaft (13) having one first end and one second end and rotating in one first direction and in one sec... | 07/21/2011 |
| 20110174541 | Method and System for Predicting Performance of a Drilling System A system for drilling a well comprises a drill string in a wellbore having a bit at a distal end thereof. At least one sensor measures a drilling parameter. A computer controller has a set of instructions stored therein to process the measured drilling parameter over a ... | 07/21/2011 |
| 20110168444 | Rotary Steerable Tool Employing a Timed Connection A downhole steering tool includes distinct hydraulic and electronics modules deployed about a shaft. The hydraulics module includes a plurality of hydraulically actuated blades. The electronics module includes electronic circuitry configured to control blade actuation. ... | 07/14/2011 |
| 20110155461 | SYSTEM AND APPARATUS FOR DIRECTING THE DRILLING OF A WELL A system for directing the drilling of a well at a drill-site includes an instructing unit, an instructed unit, and a central unit. The instructed unit receives drilling instruction from an instructing driller, sends drilling instructions to the central unit, and presen... | 06/30/2011 |
| 20110155462 | SYSTEM AND METHOD FOR AUTOMATING EXPLORATION OR PRODUCTION OF SUBTERRANEAN RESOURCE A method and system for automating exploration and production of subterranean resources, using data collected from exploration and production activities, including drilling rig data and/or the like is described. The method and system include the use of a knowledge repre... | 06/30/2011 |
| 20110132663 | WELLBORE STEERING BASED ON ROCK STRESS DIRECTION A method of steering a drilling operation of a well using rock stress measurements. The method includes obtaining well data from at least one logging while drilling tool in the well, where the well data includes stress direction information, generating, using a central ... | 06/09/2011 |
| 20110108323 | METHODS AND SYSTEMS FOR DRILLING BOREHOLES A system for drilling a borehole according includes a drill rig and a control system. The control system receives information from the drill rig that relates to at least one drill parameter. The control system processes information relating to the drill parameter, deter... | 05/12/2011 |
| 20110108324 | METHODS AND SYSTEMS FOR DRILLING BOREHOLES A system for drilling a borehole according includes a drill rig and a control system. The control system receives information from the drill rig that relates to at least one drill parameter. The control system processes information relating to the drill parameter, deter... | 05/12/2011 |
| 20110108325 | Integrating Multiple Data Sources for Drilling Applications A drilling system makes measurements of at least one drilling parameter such as downhole weight on bit, bit torque, bit revolutions, rate of penetration and bit axial acceleration, and at least one measurement responsive to formation properties. One or more processors u... | 05/12/2011 |
| 20110100711 | METHOD AND EQUIPMENT FOR DISPLAYING DRILL HOLES AND METHOD FOR DIRECTING DRILL ROD WHEN HOLES ARE DRILLED INTO ROCK A method and equipment for displaying holes to be drilled when drilling holes into rock with a rock-drilling rig having control equipment and a display belonging thereto and measuring means for defining the direction and position of a drill rod, by using a pre-designed ... | 05/05/2011 |
| 20110073367 | COMBINING BELIEF NETWORKS TO GENERATE EXPECTED OUTCOME A computer usable medium including computer usable program code for determining an oilfield parameter for a drilling operation. The computer usable program code when executed causing a processor to identify first decision factors and second decision factors about the dr... | 03/31/2011 |
| 20110031015 | SYSTEM AND METHOD FOR MANAGING AND/OR USING DATA FOR TOOLS IN A WELLBORE A system and a method manage and use data related to a wellbore or a drill string. The system and the method may provide remote access to tools in a drill string using a network. In addition, the tools have access to the data. In a disclosed embodiment, the tools are ab... | 02/10/2011 |
| 20100300753 | MULTIPLE INPUT SCALING AUTODRILLER A wellbore drilling system is disclosed herein, in which the system includes a weight on bit controller configured to generate a normalized weight on bit output, a drilling torque controller configured to generate a normalized toque on bit output, and a differential pre... | 12/02/2010 |
| 20100282508 | IDENTIFYING A TRAJECTORY FOR DRILLING A WELL CROSS REFERENCE TO RELATED APPLICATION To control well drilling, information relating to a trajectory of a well is received, and fluid flow in the well is simulated according to the received information. Simulating the fluid production comprises simulating production flow assurance that seeks to reduce occur... | 11/11/2010 |
| 20100193184 | SYSTEM AND METHOD OF MONITORING FLOW IN A WELLBORE A system and method for releasing a marker within a wellbore is provided. The system and method includes a sensor that detects movement or a position of the marker within the wellbore. The marker may be released in drilling fluid, for example, and may travel from the su... | 08/05/2010 |
| 20100175922 | DIRECTIONAL DRILLING CONTROL DEVICES AND METHODS The instant invention provides apparatus and methods for directional drilling. One embodiment of the invention provides a drill control system including an uphole control device and a downhole control device. The uphole control device is configured to: transmit a refere... | 07/15/2010 |
| 20100163306 | Modeling Vibration Effects Introduced By Mud Motor Torsional, axial and lateral vibrations introduced when a mud motor is used with a drilling tool to drill a borehole are calculated using a model. The model includes different computational modules for each of three distinct motor sections: power, transmission and beari... | 07/01/2010 |
| 20100163307 | Drill Bits With a Fluid Cushion For Reduced Friction and Methods of Making and Using Same A drill bit is disclosed that in one configuration may include at least one cutter on a face section of the bit and at least one opening proximate the at least one cutter configured to discharge fluid under pressure onto the formation to create a fluid cushion between t... | 07/01/2010 |
| 20100147588 | Device and Method Providing Redundant Automatic Clutch Release and Engine Shut Down on a Drilling or Production Rig A drilling rig control system adapted for easy interface between a compressed air supply and a drilling rig clutch and brake. Both manual and automatic controls are provided to initiate the device to interrupt and vent the compressed air supply to the clutch and concurr... | 06/17/2010 |
| 20100133006 | DOWNHOLE COMMUNICATION DEVICES AND METHODS OF USE The invention provides downhole communication devices and methods of using downhole communication devices. One aspect of the invention provides a downhole communication device including: a first energy harvesting device; a downhole transceiver in communication with the ... | 06/03/2010 |
| 20100126769 | METHOD OF MODIFYING DRILLING PATTERN, ROCK DRILLING RIG, AND SOFTWARE PRODUCT A method and a storage device including a software product for modifying a drilling pattern, and a rock drilling rig. One or more holes whose location is to be changed may be selected from a drilling pattern prior to drilling. The hole is assigned a new location by mean... | 05/27/2010 |
| 20100108379 | SYSTEMS AND METHODS OF FORMING SUBSURFACE WELLBORES A system for forming a subsurface wellbore includes a rack and pinion system including a chuck drive system. The chuck drive system operates a drilling string. An automatic position control system includes at least one measurement sensor coupled to the rack and pinion s... | 05/06/2010 |
| 20100108380 | METHODS AND APPARATUSES FOR ESTIMATING DRILL BIT CUTTING EFFECTIVENESS A drill bit for drilling a subterranean formation includes a plurality of cutting elements and a shank extending from a bit body. A set of accelerometers disposed in the drill bit include a radial accelerometer and a tangential accelerometer. An annular chamber is forme... | 05/06/2010 |
| 20100108381 | METHOD AND DEVICE FOR CONTROLLING AT LEAST ONE DRILLING PARAMETER FOR ROCK DRILLING The invention relates to a method and a device for controlling drilling parameters when drilling into rock with a drilling machine. During drilling, an impulse-generating device using an impact means is arranged to induce shock waves in a tool held against the rock, the... | 05/06/2010 |
| 20100108382 | Shape Memory Alloy Actuated Steerable Drilling Tool A rotary steerable apparatus is provided having an actuator for pushing the bit or pointing the bit that includes a shape memory alloy. An elongated form of the alloy, such as a wire or rod, is employed in a mechanism that applies force in a direction transverse to the ... | 05/06/2010 |
| 20100084191 | COMBINING BELIEF NETWORKS TO GENERATE EXPECTED OUTCOMES A method is described for determining an oilfield parameter for a drilling operation in an oilfield, the oilfield having a well site with a drilling tool advanced into a subterranean formation with geological structures and reservoirs therein. A first set of decision fa... | 04/08/2010 |
| 20100086359 | METHOD OF DIRECTING DRILLING PATTERN IN CURVED TUNNELS, ROCK DRILLING RIG, AND SOFTWARE PRODUCT A method of determining a direction of a drilling pattern in tunnel curve calculation to be executed in a control unit of a rock drilling rig. The invention further relates to a storage device including software product implementing the method, and a rock drilling rig. ... | 04/08/2010 |
| 20100078215 | DESIGNING DRILLING PATTERN FOR EXCAVATING ROCK CAVERN A method and a storage device including a software product for designing a drilling pattern, and further a rock drilling rig, in the control unit of which a software product may be executed for designing the drilling pattern. For a group of holes of the drilling pattern... | 04/01/2010 |
| 20100065329 | DOWNHOLE TELEMETRY APPARATUS AND METHOD A telemetry tool is placed in a drill string adjacent to a drill bit. The telemetry tool includes position and direction sensors, a power supply, a signal receiver and a signal emitter. An external base unit, may be mounted on the surface at some distance from the wellh... | 03/18/2010 |
| 20100059278 | METHOD AND DEVICE FOR CONTROLLING AT LEAST ONE DRILLING PARAMETER FOR ROCK DRILLING The present invention relates to a method and a device for controlling at least one drill parameter when drilling in rock with a drilling machine. During drilling, an impulse-generating device uses an impact means to induce shock waves in a tool working against the rock... | 03/11/2010 |
