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WO/2011/044028A2 |
Collecting temperature data at a plurality of locations along a wellbore, performing thermo- mechanical simulations of a drill string in response to mud circulation wherein the drill string comprises a tool string suspended in the wellbo...
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WO/2011/043763A1 |
A well drilling method utilizing real time response to ahead of bit measurements. A well drilling method includes measuring a property of a portion of the earth prior to drilling a wellbore into the earth portion; and varying a drilling ...
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WO/2011/041562A2 |
An apparatus for use downhole is disclosed that, in one configuration includes a downhole tool configured to operate in an active position and an inactive position and an actuation device, which may include a control unit. The apparatus ...
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WO/2011/037927A2 |
In one aspect, a method is provided for producing fluid from a well formed in a formation including the step of generating a visual display depicting a depth-based layout of a plurality of production devices, a first setting of each prod...
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WO/2011/037925A2 |
In one aspect, a method is provided for controlling fluid flow in a wellbore containing a plurality of production devices, wherein the method includes the steps of defining a first setting of each production device in the plurality of pr...
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WO/2011/035280A2 |
A method for drilling a borehole in an earthen formation comprises (a) providing a drilling system including a drillstring having a longitudinal axis, a bottom-hole assembly coupled to a lower end of the drillstring, and a drill bit coup...
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WO/2011/023028A1 |
A high and low dual-speed pressurizing system for a rotary drilling rig includes a main hydraulic circuit (3) having larger output flow, an auxiliary hydraulic circuit (4) having less output flow and a pressurizing oil cylinder or pressu...
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WO/2011/017280A1 |
A system, in certain embodiments, includes a riser segment (32) including a flange (34) disposed on a longitudinal end of the riser segment. The system also includes a recess disposed within an outer circumferential surface of the flange...
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WO/2011/017279A1 |
A system, in certain embodiments, includes a radio frequency identification (RFID) antenna configured to communicate with an RFID tag. The system also includes an antenna tuner electrically coupled to the RFID antenna, and configured to ...
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WO/2011/017278A1 |
A system, in certain embodiments, includes a spider (36) configured to support multiple mineral extraction riser segments (32). The system also includes a gimbal (38) disposed below the spider and configured to support the spider during ...
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WO/2011/016914A1 |
A horizontal direction drilling system comprises a power pack coupled to a source of compressed air and a water reservoir and forms a mixture of compressed air, water, and oil. The horizontal direction drilling system further comprises a...
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WO/2011/017626A1 |
Method to estimate severity of downhole vibration for a drill tool assembly, including: identifying a dataset comprising selected drill tool assembly parameters; selecting a reference level of downhole vibration amplitude for the drill t...
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WO/2010/149839A1 |
Method and apparatus for controlling rock drilling with a percussion device (7) belonging to a rock drill (1) to deliver stress waves to rock through a tool (9) by pushing the tool against the rock by means of a feed motor (3) and rotati...
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WO/2010/149827A1 |
A method for controlling rock drilling with a percussion device (7) belonging to a rock drill (1 ) to deliver impact pulses to rock through a tool (9) by pushing the tool against the rock by means of a feed device (3) and rotating simult...
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WO/2010/151203A1 |
A hydraulic fluid control system (1) for the control of pressure fluid supply to consumers being a feed motor (2), a percussion device (4) and a rotation motor (3) of a rock drilling machine, said system including a regulating valve (6,7...
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WO/2010/145005A1 |
A system and method of optimizing air hammer performance in a well drilling rig whereby an electronic acoustic receiver (EAR) is used to monitor the effects of changing any of the operating parameters under his or her control. The signal...
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WO/2010/145015A1 |
A multi-function sub is connected between a top drive of a drilling rig and a casing gripper. The sub has telescoping upper and lower members that rotate with each other. A sleeve is mounted to one of the members. That sleeve is prevente...
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WO/2010/141287A2 |
A system for monitoring a drilling rig operation includes a drilling rig assembly and at least one sensor coupled to a member of the drilling rig assembly to sense a parameter related to operation of the drilling rig assembly. A client d...
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WO/2010/124611A1 |
A control system for an oil pumping system includes a downhole servo motor (8), a motor control module (10) and a sensor (28) for acquiring running information of the motor. The system also includes a power module on surface and a surfac...
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WO/2010/124629A1 |
An oil field control system comprises a central control station (1) and several well oil submersible servo dragging control subsystems (17, 19) that are communicated with the central control station (1). Every well oil submersible servo ...
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WO/2010/120510A1 |
A system and method for communicating with a drill string is provided. The system includes an apparatus having a first coupler, a second coupler, a frame and an actuator. The first coupler may be operatively connectable to the drill stri...
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WO/2010/120507A2 |
A system and method for communicating with a drill string is provided. The system may have an apparatus including a coupler, a frame and an actuator. The coupler may be operatively connectable to a surface system and a downhole system fo...
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WO/2010/120463A1 |
A shifting tool is run on slickline and has an on board power supply. Rotary motion of the motor is converted to linear motion of the shifting tool using a ball screw device. The grip is obtained with longitudinal motion of a grip linkag...
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WO/2010/120454A1 |
A wellbore cleanup tool is run on slickline. It has an onboard power supply and circulation pump. Inlet flow is at the lower end into an inlet pipe that keeps up fluid velocity. The inlet pipe opens to a surrounding annular volume for sa...
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WO/2010/120455A1 |
A tubular cutter is run in on slickline. It features onboard power to selectively actuate an anchor and to initiate a tubular cutting operation with a cutter that is extendable and rotatable on its axis and the axis of the tool that carr...
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WO/2010/101473A1 |
Method and system for drilling control comprising a plurality of controllers adapted to control performance process parameters, on the basis of driller controls from a driller that provides this as instructions to said controllers, where...
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WO/2010/096346A2 |
Method, system, and apparatus for evaluating drilling accuracy performance in drilling a wellbore that can include: (1) monitoring an actual toolface orientation of a tool, e.g., a downhole steerable motor, by monitoring a drilling opera...
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WO/2010/086671A1 |
A method for handling a component in the construction, maintenance and repair of wells, the method comprising the steps of producing information about said component, the component for a specific well task, the information including desi...
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WO/2010/086673A1 |
A riser comprising a riser body having an interior surface, an exterior surface, and two spaced-apart ends, at least one identification assembly on the riser body, the identification assembly having an assembly body and a wave energizabl...
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WO/2010/079379A1 |
A method of determining movement dynamics of a drillstring is provided that includes the steps of calculating or measuring a friction coefficient for the sliding contact between the drillstring and the sidewall of a borehole, the frictio...
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WO/2010/070361A1 |
A system in the handling of links in the construction and maintenance of an oil or gas well, the system comprising a link (800) having a body (802) with an exterior surface with a wave-energizable identification apparatus (810), the syst...
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WO/2010/064031A1 |
A method of estimating the instantaneous rotational speed of a bottom hole assembly (16) at the lower end of a drill string (12) that is driven by a drilling mechanism (30) at the upper end of said drill string (12), and which drill stri...
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WO/2010/063982A1 |
A method of damping stick-slip oscillations in a drill string, which method comprises the steps of: (a) damping said stick-slip oscillations using a drilling mechanism at the top of said drill string; and (b) controlling the speed of rot...
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WO/2010/043951A2 |
A changepoint detector for modeling data received from at least one sensor in a proces in the hydrocarbon industry. The data is segmented into a plurality of segments and fo each segment a model is assigned and the data corresponding to ...
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WO/2010/045115A2 |
Systems, methods, processes, and/or heaters for treating a subsurface formation are described herein. Some embodiments also generally relate to heaters that have novel components therein. Such heaters may be obtained by using the systems...
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WO/2010/042050A1 |
An arrangement and a method for controlling at least one drill parameter when drilling in rock with a rock drill, comprising an impulse-generating device arranged to induce shock waves in a tool acting against the rock with a percussive ...
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WO/2010/037905A1 |
A rock drilling rig (1) is provided with a rock drilling machine (6) comprising an impact device (4), a feed device (9) and a tool (7) with a drill bit (8) at the end thereof for breaking rock. The impact device is arranged to cause a st...
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WO/2010/030266A1 |
A method of selectively actuating well tools includes the steps of : selecting a well tool for actuation by current flow in one direction through a set of conductors; and selecting another well tool for actuation by opposite current flow...
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WO/2010/027839A2 |
A drill bit made according to one embodiment includes at least one of a weight sensor and a torque sensor configured to provide signals representative of the weight and torque on the drill bit when the drill bit is used for cutting into ...
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WO/2010/025159A1 |
A system for use in a wellbore, comprises a length of casing, a structure that is configured to deform with deformation of the casing, said structure being affixed to the length of casing at substantially the same radial position along t...
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WO/2010/019798A2 |
A method for configuring a bottom hole assembly from a plurality of formation evaluation tools, includes: creating a health history for each tool of the plurality of formation evaluation tools; ranking the resulting plurality of health h...
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WO/2010/014398A2 |
Methods and devices for utilizing an electrically-actuated wireline insert safety valve (WLSV) and for delivering power to an electrically actuated WLSV via inductive charging and without the use of wired contact.
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WO/2010/010455A2 |
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 inc...
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WO/2010/008661A2 |
Job monitoring methods and apparatus for logging-while-drilling equipment are disclosed. A disclosed example method includes obtaining a fluid associated with an underground geological formation, analyzing the fluid with one or more sens...
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WO/2010/004247A1 |
Well bore servicing equipment is provided. The well bore servicing equipment comprises a first manipulator (20) to grip a well bore work string (152), to raise the work string, and to lower the work string. The well bore servicing equipm...
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WO/2010/003080A2 |
A method for drilling a well, the method including: identifying another well proximate to the well being drilled; collecting spatial information for at least a portion of the another well and the well being drilled; estimating a trajecto...
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WO/2009/150294A1 |
The invention relates to a method and equipment for displaying holes to be drilled when drilling holes into rock with a rock-drilling rig (1) having control equipment and a display belonging thereto and measuring means for defining the d...
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WO/2009/151786A2 |
A downhole rotational rate control apparatus, adapted for coupling to the lower end of a drill string, includes a progressive cavity (PC) motor, a driveshaft, a mud flow control valve, and an electronics section. Drilling mud flowing dow...
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WO/2009/142798A2 |
Methods of regulating flow in a hydrocarbon well include identifying at least two dissimilar zones in an interval of a well, perforating a well completion in the interval according to a limited-entry perforation strategy, and re-perforat...
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WO/2009/138558A1 |
The invention relates to a method for determining the dead zone of a proportional control valve (8) used for controlling an actuator of a rock drilling device, the method comprising controlling the control valve (8) with an electric P co...
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