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WO/2013/078317A1 |
A system including a display for displaying a comparison between a calculated energy value and a desired energy value of a drilling system, the display including a first portion defining a first potential operational issue, a second port...
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WO/2013/074765A2 |
Disclosed is an apparatus, method, and program product for steering a drill bit within a pay zone in a lateral well. The method includes receiving acoustic signature data from an acoustic signal analyzing apparatus. The acoustic signatur...
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WO/2013/074093A1 |
In modeling passage of an elongate well tool through an interval of a well an adaptive machine learning model executed on a computing system receives a first set of inputs representing a plurality of characteristics of the well tool and ...
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WO/2013/074745A2 |
Disclosed is an apparatus, method, and program product for steering a drill bit within a pay zone in a lateral well The method includes receiving acoustic signature data from a downhole processor assembly. The acoustic signature data inc...
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WO/2013/074095A1 |
A method and system for collecting information of a rig operation, including subterranean operations at a rig-site. The system may include an integrated control system, wherein the integrated control system monitors one or more rig opera...
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WO/2013/074092A1 |
In modeling operation of a well tool in applying a force to a device in a well, a computing system receives inputs representing a plurality of geometric characteristics of the well tool. The computing system also receives inputs represen...
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WO/2013/066746A1 |
Predicting a drill string stuck pipe event. At least some of the illustrative embodiments are methods including: receiving a plurality of drilling parameters from a drilling operation; applying the plurality of drilling parameters to an ...
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WO/2013/066990A2 |
Present embodiments are directed to a tubular catcher system configured to detect a falling tubular (30) through a drilling rig (10) and grip the tubular (30) before it drops into the wellbore. A sensor (44) configured to detect the velo...
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WO/2013/066596A1 |
A method for quantifying uncertainty in a subterranean formation quality including calculating a plurality of values of a property of an individual block of a grid, calculating a probability of the property in the block, distributing the...
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WO/2013/062525A1 |
A method and system for autonomously enhancing the performance of rig operations at a rig-site, including subterranean operations at a rig-site. The system may include an integrated control system, wherein the integrated control system m...
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WO/2013/062409A1 |
For mitigating stick-slip oscillations in borehole equipment (10) while drilling a borehole in an earth formation, the borehole equipment (10) is modelled (31) by a computational model for computer simulation. The model comprises element...
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WO/2013/056444A1 |
Disclosed is a method for monitoring the drilling rod of a mechanical lock drilling rig. The drilling rig comprises a multiple-segment drilling rod, wherein the segments on the drilling rod are respectively the 1st drilling rod segment t...
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WO/2013/059079A1 |
Apparatus and methods for controlling equipment to recover hydrocarbons from a reservoir including constructing a collection of reservoir models wherein each model represents a realization of the reservoir and comprises a subterranean fo...
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WO/2013/052847A1 |
Present embodiments are directed to a drilling system and method for evaluating energy consumption to determine the onset of drilling issues and identify mitigation strategies for more efficient drilling. The drilling system receives dri...
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WO/2013/049625A1 |
Exemplary methods, systems and components disclosed herein provide propagation of light signals from an external source to a borehole mining mole which includes an optical/electric transducer configured to provide propulsive power for th...
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WO/2013/043153A1 |
A drill string for drilling a subterranean wellbore includes a shaft connectable to a first drill string portion and a housing connectable to a second drill string portion. A torque relief section is disposed between the shaft and housin...
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WO/2013/038336A2 |
A multi- scheme downhole tool bus system is provided. The system may comprise a tool bus master and a number tool bus slaves coupled together via a communications link. The communications link may include an uplink communication and a do...
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WO/2013/037110A1 |
Disclosed in the present invention is a protecting method for a rotary drilling rig; the rotary drilling rig includes a drilling pipe (5) and a main pump (1) for driving the drilling pipe (5) into rotation, wherein the protecting method ...
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WO/2013/032861A1 |
A method of processing downhole measurement data includes: receiving formation measurement data generated by a downhole tool during a logging-while drilling operation over a selected time period; receiving a measured depth corresponding ...
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WO/2013/033547A1 |
A method for determining formation fluid sample quality includes analyzing sample capture data to identify distinguishing features indicative of whether a successful sample capture has occurred within a downhole tool. The method further ...
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WO/2013/032863A1 |
A method of predicting behavior of a drilling assembly includes: generating a mathematical representation of a geometry of each of a plurality of components of a drilling assembly, the plurality of components including a plurality of cut...
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WO/2013/032652A1 |
A method and apparatus for controlling drilling, the method comprising ascertaining a current position and attitude of a drilling structure, obtaining a desired end point for the drilling structure, creating an optimized geometric Hermit...
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WO/2013/015958A2 |
Displaying data associated with drilling a borehole. At least some of the illustrative embodiments are methods including: reading data associated with drilling of a first borehole, at least one datum of the data based on a controllable p...
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WO/2013/016282A2 |
A method for directional control of a drilling system, having steps of using an inclination and azimuth hold system to develop a path to be followed by the drilling system, wherein the inclination and azimuth hold system calculates an in...
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WO/2013/007879A1 |
The invention relates to a method for calibrating sensors in a drilling apparatus provided with a movable carrier (1), a frame (2) and boom assembly (5) mounted to rotate about a turning axis vertical to the frame (2), an angle sensor (7...
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WO/2013/000094A1 |
An autodriller provides an automatic self calibration system to predict both axial and rotational friction coefficients from the surface measurements such as hookload and surface torque while a drill bit is off bottom. The friction coeff...
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WO/2012/175115A1 |
A method of calculating a 3-D geologic model in real time using, as input, 2-D geologic data. The 3-D is used for conducting further drilling operations. The model may be updated in real time using additional measurements obtained during...
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WO/2012/172181A1 |
The invention relates to a method and an arrangement for preparing a charging plan for rock cavern excavation, in which plan drill hole locations for a round to be drilled in a tunnel face are determined in a predetermined coordinate sys...
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WO/2012/173563A1 |
The present invention relates to mining and/or tunneling equipment comprising a control system for interaction with an operator of said equipment for mining and/or tunneling, said system comprising means for displaying data on a display ...
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WO/2012/173725A1 |
A valving system includes, a plurality of flow control valves, a plurality of chemical injection devices, and a control line in selective operable communication with at least one of the plurality of flow control valves and at least one o...
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WO/2012/172180A1 |
The invention relates to a method and an arrangement for designing a drilling plan (12) for rock cavern excavation. The method defines in advance for a round (26) to be drilled in a tunnel face at least the locations of drill holes (13) ...
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WO/2012/170122A2 |
A modular control system includes a control module removably attachable to an exterior of a downhole tool. A controlled device, the controlled device providing a function for the downhole tool. The controlled device controlled by the con...
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WO/2012/160544A1 |
A movement control system for a drilling plant (T) comprises at least a first hydraulic circuit (2) for actuating the actuating means (A) with an inlet duct (3) and an outlet duct (4) for a working fluid, at least one pumping device (5) ...
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WO/2012/149133A2 |
An automated tubular handling system 100 to make-up or break-out tubulars that includes a rotary drive 200 adapted to operatively grip a tubular 650 to be connected to or disconnected from a tubular string 750, a controller 300 adapted t...
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WO/2012/142282A2 |
A mechanical specific energy downhole drilling assembly having a bottomhole assembly including drill pipe and a drill bit, a weight on bit and torque sub for sensing torque, weight on bit and revolutions per minute of the drill bit; a co...
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WO/2012/142094A2 |
The present application discloses the identification of the novel K. marxianus xylose transporter genes KHT105 and RAG4, as well as the identification of a novel set of I. orientalis pentose phosphate pathway genes The present applicatio...
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WO/2012/128635A1 |
The invention provides a tool for construction and maintenance of petroleum wells, comprising representation of a well or each well in a group of well categories, such as well in the drilling, completion, intervention, workover or abando...
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WO/2012/122483A2 |
A method for presenting drilling information includes presenting a display including a graph having a first axis and a second axis. The first axis represents a rate of penetration (ROP) of a drill bit into a borehole and the second axis ...
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WO/2012/115749A2 |
A method of actuating multiple valves in a well can include applying a pressure cycle to the valves without causing actuation of any of the valves, and then simultaneously reducing pressure applied to the valves, thereby actuating the va...
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WO/2012/106129A2 |
A method of actuating multiple valves in a well can include applying one or more pressure cycles to the valves without causing actuation of any of the valves, and then reducing pressure applied to the valves, thereby resetting a pressure...
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WO/2012/106348A2 |
A process for reducing wellbore instability includes inputting pre-drilling assessment information into an hydraulics analysis and wellbore stability application, inputting a well plan into the hydraulics and wellbore analysis applicatio...
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WO/2012/094746A1 |
A top drive assembly that includes a gauge for measuring strain in a linkage coupling the top drive to a drilling rig frame. The strain measuring gauge, which can be a strain gauge, is disposed on a pin that pivotingly links members of t...
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WO/2012/097257A2 |
In one aspect, the disclosure provides a method of performing a wellbore operation that in one embodiment includes providing a device comprising a material that expands from an original shape to an expanded shape when a selected charge i...
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WO/2012/094242A2 |
A method for a pressure release encoding system (1 ) for communicating downhole information through a wellbore (2) to a surface location includes positioning a valve (36) and a brake (44) in a drilling mud circulation system, initiating ...
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WO/2012/094164A2 |
A hydraulically balanced multiple drop well completion has a plurality of hydraulic control lines each of which communicates hydraulic inputs and a plurality of hydraulically operated tools numbering greater than or equal to the number o...
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WO/2012/094194A2 |
A downhole oilfield tool assembly is provided. The tool assembly comprises a mandrel, a valve oriented to block downwards flow through the mandrel in a closed position, a first piston located above the valve and at least partly around an...
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WO/2012/094676A2 |
An apparatus and method for controlling power delivered to a pulsed power system which includes a command charge switch for controlling when power produced by a primary power system is fed into a cable. The command charge switch also con...
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WO/2012/090175A2 |
A system and method for performing stimulation operations at a wellsite having a subterranean formation with of a reservoir therein is provided. The method involves performing reservoir characterization to generate a mechanical earth mod...
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WO/2012/090174A2 |
A system and method for performing stimulation operations at a wellsite having a subterranean formation with of a reservoir therein is provided. The method involves generating a plurality of quality indicators from a plurality of logs, a...
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WO/2012/092091A2 |
A remote actuation tool equipped with an intermediate volumetric mechanism for enhanced tool durability in high pressure differential downhole environments. Valve segments of the tool are actuated by power available due to a pressure dif...
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