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Patent Searching and Data


Matches 701 - 750 out of 2,268

Document Document Title
WO/2017/078671A1
Methods and systems are presented in this disclosure for performing fast economic analysis of production by fracture-stimulated wells. A class of models can be defined by combining a simulated fracture geometry comprising a stimulated re...  
WO/2017/078949A1
Computing systems, computer-readable media, and methods may include determining at least one automated sequence to be performed during a portion of a drilling operation by a drilling system. The at least one automated sequence may includ...  
WO/2017/074818A1
Wellbore sensor systems and related methods are disclosed. A wellbore sensor system includes a first sensor node and a second sensor node. The first sensor node is operably coupled to a drill string at a first location. The second sensor...  
WO/2017/074456A1
A cognitive computing system for enhancing drilling operations, in some embodiments, comprises: neurosynaptic processing logic; and one or more information repositories accessible to the neurosynaptic processing logic, wherein the neuros...  
WO/2017/069766A1
A method of detecting a fault in an oil and gas apparatus controlled by a controller is provided. The method includes collecting a test set of data using a sensor proximate to an oil and gas apparatus during the operation of the oil and ...  
WO/2017/070069A1
Methods may include applying a correlation between the probability of stress variations in a first well and variations in drilling data obtained from the first well to drilling data obtained from one or more additional wells; calculating...  
WO/2017/070025A1
A system includes a data interface that receives data associated with a plurality of wells; an inference engine that receives and analyzes at least a portion of the data to generate results; and a communication engine that outputs inform...  
WO/2017/066738A1
A geophysical sensor deployment apparatus designed to provide improved coupling between the senor and the ground, includes a ram extendible through a ram guide. The guide has an opening for insertion of a geophysical sensor. The ram has ...  
WO/2017/061926A1
The present invention relates to a method for optimising energy usage at a drilling arrangement. The method comprises the step of determining an acceleration of a drilling head in the drilling arrangement. The method further comprises de...  
WO/2017/058092A1
The invention relates to a method for drilling plan generation where a drilling plan is specifying a number of drilling holes having a starting point and an end point, which drilling holes are distributed within specified sectors of the ...  
WO/2017/058089A1
The present invention relates to a method for assigning a set of tasks to a plurality of drill rigs (200A, 200B; 701-703), said tasks including drilling of holes by said plurality of drill rigs (200A, 200B; 701-703). The method includes:...  
WO/2017/058690A1
A drill string can include an electromagnetic transmitter oriented at an actual effective tilt angle with respect to the drill string and an electromagnetic receiver oriented at an actual effective tilt angle with respect to the drill st...  
WO/2017/058088A1
The present invention relates to a method for assigning a set of tasks to a plurality of mining and/or construction machines (200A, 200B;701-703), said machines (200A, 200B;701-703) being arranged to be driven between positions for perfo...  
WO/2017/058091A1
The invention relates to a method for drilling plan generation where a drilling plan (PBP) specifies a number of drilling holes having a starting point and an end point, which drilling holes are distributed within sectors (W; LS; RS; US;...  
WO/2017/052693A1
A boring tool is movable through the ground. A transmitter supported by the boring tool transmits an electromagnetic homing signal. A portable device monitors the electromagnetic homing signal and receives the electromagnetic homing sign...  
WO/2017/053833A1
A system and method for determining if well influx is due to ballooning or a formation kick. The system and method employing flow-in, flow-out, and pit volume data from a series of both pumps-off and pumps-on events. The system determini...  
WO/2017/050335A1
a drilling or work-over vessel (10) is disclosed comprising a number of operational equipment (300), wherein the drilling or work-over vessel comprises at least one operational control and/or state unit (100) comprising at least one proc...  
WO/2017/044094A1
A system including a transmitter mounted inside a pressure bulkhead of a drill tool transmitting a light at a first wavelength is provided. The system includes a receiver mounted inside the pressure bulkhead to detect a second light at a...  
WO/2017/044357A1
Aspects of the disclosure can relate to systems or devices for detecting a lifespan parameter of a power transistor of an electronic device. In an embodiment, a device can include a differential probe configured to connect to a first ter...  
WO/2017/035658A1
Methods, systems, and techniques for detecting at least one of an influx event and a loss event during well drilling involve using one or both of errors between 1) estimated and measured pit volume, and 2) estimated and measured flow out...  
WO/2017/037422A1
A method of operating a drilling system, the drilling system comprising: a drill string which extends into a wellbore, a driver operable to rotate the drilling string, a pump operable to pump drilling fluid down the drill string, a well ...  
WO/2017/039622A1
Methods and systems are presented in this disclosure for feasibility study of cuttings reinjection (CRI) process based on three-dimensional (3-D) geomechanical analysis. A location of an injection well for CRI can be first determined alo...  
WO/2017/039459A1
A method of obtaining an effective bulk modulus of a managed pressure drilling system 1, the method comprising: generating a pressure wave in the system 1; measuring the time interval for the pressure wave to travel over a distance in th...  
WO/2017/039458A1
A method of monitoring the state of a choke valve 12 in a managed pressure drilling system 1 using a valve state parameter to represent the state of the choke valve 12, the method comprising: measuring the flow rate of a material across ...  
WO/2017/040500A1
The performance of oil/and or gas well drilling equipment is measured by: - input and output performance sensor assemblies that monitor associated equipment input and output performance characteristics; and - alerting an operator if ther...  
WO/2017/039650A1
A system can include an upper completion string including an outer mandrel and an inner mandrel positioned coaxially within the outer mandrel. The upper completion string can include a first pressure sensor in communication with a first ...  
WO/2017/039660A1
Example implementations described herein create a rich feature set based on observed/recorded attributes as well as attributes derived from those, and models each well as a data vector in this multi-dimensional attribute space. Example i...  
WO/2017/034588A1
A system usable in a wellbore can include a processing device and a memory device in which instructions executable by the processing device are stored for causing the processing device to: generate multiple predicted values of a first pa...  
WO/2017/034587A1
A system for use in a wellbore can include a computing device including a processing device and a memory device that stores instructions executable by the processing device. The instructions can cause the processing device to generate a ...  
WO/2017/035041A1
A method includes receiving a plurality of signals from a plurality of sensors into a programmable logic controller, the plurality of sensors provided on at least one component of a rotating control device assembly of a drilling system, ...  
WO/2017/034586A1
A system for use in a wellbore can include a computing device that includes a processing device and a memory device that stores instructions executable by the processing device. The instructions can cause the processing device to generat...  
WO/2017/030575A1
Methods to accurately plan and optimize clamped source excitation in ranging or telemetry operations approximate a well having a complex pipe structure as a simple solid pipe ("effective model") with an effective pipe cross-section and r...  
WO/2017/031441A1
A top drive system for use with a tool (102) for handling tubulars on a drilling rig includes a motor unit (100); a coupling unit (108, 11) that transfers torque to the tool; a torque measurement device (TMD) coupled to at least one of t...  
WO/2017/027105A1
Drilling a borehole (B) involves a drilling system (10) that uses drilling mud (M) to transport cuttings (C) of a formation (F) to surface. During the operation, current parameters (222) are obtained of the drilling operation conducted w...  
WO/2017/027650A1
A method and apparatus for drilling a wellbore is disclosed. The wellbore is drilled with a drill string that includes a bypass device having a fluid passage therethrough by supplying a fluid through the bypass device at a first flow rat...  
WO/2017/023808A1
A valve for use in a wellbore includes a housing including a housing port, a slidable closure member disposed in a bore of the housing and including a closure member port, and a seal disposed in the housing, wherein the closure member in...  
WO/2017/023710A1
A method for responding to an adverse fluid event such as a fluid gain or fluid loss event includes pumping a drilling fluid through a drilling system having a drill string and into a well bore. The drilling system also includes at least...  
WO/2017/023317A1
Method and system for implementing health monitoring of downhole tool without disassembly is presented in this disclosure. Investigative equipment can be installed in an exterior housing of the downhole tool so that the investigative equ...  
WO/2017/015719A1
A downhole sensing device deployment control apparatus (10) includes means to control speed of the sensing device progressing within a borehole associated with a drilling operation. A mechanical, electrically powered and/or hydro-dynamic...  
WO/2017/016714A1
The invention relates to a drilling apparatus and a method for producing a bore in the bottom of a body of water from a floating platform (4) which is exposed to lifting motions, in particular a wave motion of the body of water (8), wher...  
WO/2017/017070A1
A method for performing operations in a well comprises sensing a condition at, adjacent, or within a wellhead arrangement located at an opening of the well and performing a safety procedure in response to the sensed condition to improve ...  
WO/2017/014903A1
A system includes a span block (48) configured to couple with an extension (44) from a top drive (42) at a first end (76) of the span block and configured to couple to a tubular (38) at a second end (78) of the span block. The system als...  
WO/2017/014732A1
Methods and systems are presented in this disclosure for evaluating whether to apply fluid flowback during a fracture closure stage of a hydraulic fracturing operation of a reservoir formation. Information collected prior to the fracture...  
WO/2017/010985A1
Bottom-hole pressure operating envelops for underbalanced drilling take into account the lithologies of the formations being drilled through.  
WO/2016/196853A9
Systems, methods, and computer-readable media for drilling. The method includes receiving a drilling model of a drilling system including a drill string, selecting a frequency and amplitude for axial vibration of the drill string based o...  
WO/2017/007452A1
In accordance with embodiments of the present disclosure, system and methods for controlling borehole pressure in a MPD system to compensate for heave effects on a drilling rig are provided. The systems and method described herein involv...  
WO/2017/007940A1
Estimating in-situ stress of an interval having drilling response data is described. Estimating involves obtaining drilling response data of a data rich interval with available data. Estimating relative rock strength as a composite value...  
WO/2017/003488A1
Drilling dysfunction during simultaneous down-hole drilling and reaming is reduced by obtaining an indication of force on cutters of a reamer, determining whether or not the indication indicates an excessive force, and upon determining t...  
WO/2017/003840A1
A method for performing additional oilfield operations on existing wells. The existing wells extending into a subterranean formation, and having oilfield operations previously performed to generate production. The method involves generat...  
WO/2017/003434A1
Various embodiments include apparatus and methods to estimate properties of rock, drill bit, or a combination thereof associated with a drilling operation. The properties can include, but are not limited to, rock chip size, drill bit dul...  

Matches 701 - 750 out of 2,268