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Patent Searching and Data


Matches 1 - 50 out of 11,171

Document Document Title
WO/2021/071686A1
A method of monitoring a well state with intermittent well state sampling includes determining a measured volume differential by measuring flow out of a wellbore, measuring flow into the wellbore, and calculating a difference between the...  
WO/2021/072420A1
Methods, computing systems, and computer-readable media for training and using a machine learning system to predict equipment pressure measurements, of which the method includes inputting a set of training data including a first set of e...  
WO/2021/072108A1
Methods for determination of surface leak rates in an injection well after determining a presence of a surface leak based on visual identification of a leak typically associated with abnormal decrease in surface injection pressure. An in...  
WO/2021/072447A1
A technique facilitates automated location of and access into specific laterals in a multilateral well utilizing a coiled tubing system. The locating and access technique employs an automated sequence using edge computing capabilities wh...  
WO/2021/071470A1
Echo signals are acquired from operation of a nuclear magnetic resonance logging (NMR) tool in a borehole. A multi-inversion process is performed on the echo signals. The multi-inversion process includes a downhole processor performing a...  
WO/2021/072291A1
A downhole imaging system comprises an imaging device operably coupled to a drill string and configured to generate an image of a subterranean formation from within a wellbore. The downhole imaging system comprises a processor operably c...  
WO/2021/072059A1
A method of controlling operation of equipment that spools cable on and off a rotatable drum, in one or more embodiments, includes obtaining video data of a position of the cable on the rotatable drum. The method can also include feeding...  
WO/2021/072433A1
A technique facilitates precision fluid conveyance and placement to one or more desired locations in a borehole, e.g. a wellbore. According to an embodiment, a material container, e.g. a fluid container, and/or a fluid flow path system m...  
WO/2021/068694A1
Provided is an accumulator group-type pressure compensation apparatus for managed pressure drilling; an electric flat valve (1), a check valve (2), an accumulator group (3), a flange sub (4), and a whole support base (5); the electric fl...  
WO/2021/071565A1
A method for removing a guided wave noise in a time-domain may include recording one or more acoustic signals with one or more receivers at a first location, wherein the one or more acoustic signals are raw data. The method may further i...  
WO/2021/069717A1
Measurement device (10) intended to be used in a bored well (31) equipped with a tube (32), the device being made up of two parts (100) and (200), the first part (100) comprising first components (124, 134) able to move between two posit...  
WO/2021/071880A1
A leak detection system includes a light source configured to output emitted light into a region of water, and a light detector configured to receive returned light from the region of the water and to output a detector signal indicative ...  
WO/2021/071560A1
A method for identifying a leak for dynamic logging may comprise estimating a Stoneley wave slowness, separating a Stoneley wave into an up-going Stoneley wave and a down-going Stoneley wave, estimating an amplitude of the up-going Stone...  
WO/2021/072071A1
Methods and systems are provided for optimizing well-logging using an optimized wait time determined by analysis nuclear magnetic resonance data to achieve faster and better quality borehole evaluation. The method comprises performing a ...  
WO/2021/071474A1
Systems and procedures for implementing radiometric calibration are disclosed. In some embodiments a radiometry system includes a light source that generates light. The radiometry system further includes a transmissive diffuser configure...  
WO/2021/072396A1
A supervisory control system for a well construction rig operable to perform well construction operations to construct a planned well at a wellsite. The supervisory control system may be installable in association with the well construct...  
WO/2021/068797A1
Disclosed are a calibration checking system and method of a directional sensor. The system comprises: a first three-axis Helmholtz coil (1), a heating calibration rotary table (3), an industrial personal computer (11), a sensor signal ac...  
WO/2021/066994A1
Downhole connection assemblies include a connector to receive a conductor and pin at opposite ends. The connector includes a first electrical collet, a separate second electrical collet and a sleeve. The first collet includes a first rec...  
WO/2021/067560A1
Systems and methods of optimizing a new well path using a minimum curvature method are disclosed. An arc of the new well path may include a change in curvature at a point along the length of the arc. The arc of the new well path may be d...  
WO/2021/067662A1
A sensing optical fiber includes multiple waveguides or cores to allow sensing of multiple measurands using a single fiber. The fiber can be a dual clad fiber having a single mode core and a multi-mode core disposed radially or circumfer...  
WO/2021/066971A1
Downhole connection assemblies include a connector to receive a conductor and pin at opposite ends. The connector includes a first electrical collet, a separate second electrical collet and a sleeve. The first collet includes a first rec...  
WO/2021/067371A1
A method of determining a risk of corrosion and scale formation of tubing (102) in a wellbore includes receiving, from a plurality of first sensors (104) positioned at a downhole location of a wellbore, first production stream informatio...  
WO/2021/068005A1
Methods, drilling systems, and computer-readable media for evaluating candidate correctional trajectories for a directional drilling well. If the user wishes to investigate alternatives trajectories or trajectories to get a BHA back to a...  
WO/2021/062486A1
In one aspect, a system (5) for use in providing an approximation or estimation of a characteristic (for example, a bulk density value) of a deposit subject to a drilling operation is disclosed. In one form, the system (5) comprises a pr...  
WO/2021/062365A1
A method is provided for monitoring the occurrence of pressure anomalies due to FDI in near real time during a hydraulic fracturing operation carried out on an active well that is located near one or more passive monitoring wells. The me...  
WO/2021/061121A1
Introduced herein are a dimensionless relationship between a volumetric flow rate, a head and a kinematic viscosity in a pump operation and a method that uses the dimensionless relationship to predict a viscous performance of a pump from...  
WO/2021/058937A1
A well bore instrument system is disclosed. The well bore instrument systems includes a cable for conveying control signals and data signals; sensors positioned along the cable; and a controller operable to send control signals to the se...  
WO/2021/061444A1
A production system and method of operating the production system. A fluid flows through a flow control device. The flow control device having an element that generates an acoustic signal indicative of a value of a parameter of the fluid...  
WO/2021/061199A1
An automatic fluid sampler works in conjunction with a conventional oil well test system. The sampler utilizes a rotating platter which aligns an opening of a sampling container with a conduit for delivery of a composite sample which is ...  
WO/2021/061819A1
Embodiments provide a system and method for treating a casing-casing annulus (CCA) of a wellbore using galvanic deposition. A galvanic deposition system includes a first casing, a second casing, an anode, a brine, and a power source. The...  
WO/2021/061211A1
Aspects of the subject technology relate to a system configured to apply a voltage setting to a sensor of a downhole tool. The system is configured to identify an active gain control model for a temperature- sensitive sensor for a downho...  
WO/2021/061288A1
A system includes a fluid conduit, a fluid chamber in communication with the fluid conduit, a rheology sensor in communication with the fluid chamber, and an electric temperature controller in communication with the fluid chamber. The fl...  
WO/2021/056951A1
A downhole oil level detection device, comprising a mounting housing (1) and a balance cylinder (2). The balance cylinder (2) is installed on the mounting housing (1); the balance cylinder (2) comprises a cylinder body (25) as well as a ...  
WO/2021/057760A1
A method, a device, and a system for low-frequency variable-pressure oil reservoir exploitation of remaining oil in pores. The method comprises: acquiring a distribution diagram of gas in an oil reservoir and a pressure distribution diag...  
WO/2021/052602A1
In an embodiment, a method of developing a predictive model for sand production from a wellbore comprises receiving an indication of sand ingress at one or more production zones within a first wellbore using a sand monitoring system disp...  
WO/2021/053545A1
Novel tools and techniques for are provided for machine learning control of automatic kick detection and blowout prevention. A system includes one or more blowout preventers (BOP), one or more sensors, a neural network bank comprising on...  
WO/2021/006874A3
A method and system for pad alignment may comprise disposing a downhole tool into a borehole, taking a measurement with the electrode with at least one operating frequency, correcting the measurement to account for local formation dip, c...  
WO/2021/054943A1
Systems and methods for determining fluid density include receiving calibration data for a fluid density measurement tool. The fluid density measurement tool can include a cantilever beam and at least one strain sensor that is coupled to...  
WO/2021/055010A1
A method for drilling a well. The method may include detecting stick-slip vibrations at a frequency via a downhole sensor. The method may further include determining a reflection coefficient of a drill bit for the frequency based on at l...  
WO/2021/052605A1
A method for determining an operating envelope for a wellbore includes receiving an indication of sand ingress into the wellbore from at least one production zone, sand transport along the wellbore, or both while producing one or more fl...  
WO/2021/054988A1
A sequence of stimuli produced by an electric frac pump can be generated by a treatment optimization system. Well environment responses to the sequence of stimuli may be measured by sensors and respective sensor data may be received. The...  
WO/2021/054835A1
An assembly for wireless data transfer along a tubular, wherein the tubular is suitable for transporting hydrocarbons; the assembly comprising a plurality of sensor devices distributed along the longitudinal direction of the tubular, the...  
WO/2021/055151A1
An inspection system including a self-stabilizing assembly for carrying and controlling the movement of a payload device. The system also comprises a support assembly for supporting the weight and maintaining the stability of the self-st...  
WO/2021/054959A1
Aspects of the present disclosure relate to detecting and predicting data related to the arrival of fractures at a wellbore. The fractures arriving at the wellbore can cause borehole tube waves to form in the wellbore. Data associated wi...  
WO/2020/086884A3
Systems and methods for the measurement of geomagnetic field and an axial magnetic interference field using a directional sensor at a survey point are described. Generally, the directional sensor is used to make axial magnetic field meas...  
WO/2021/052607A1
A method includes obtaining one or more first geophysical properties of a first production zone within a first wellbore, correlating the one or more first geophysical properties with a set of geophysical properties having a corresponding...  
WO/2021/053341A1
Sensor apparatus for locating at a downhole position in a well. The sensor apparatus has an electronics module (2) and a battery (5) provided in a housing (1), the electronics module (2) including: a logging memory; and an electrical con...  
WO/2021/055931A1
A protective component for a downhole tool is described. The protective component incorporates a wireless networking circuit for communicating data retrieved by the downhole tool to a surface data repository. The protective component can...  
WO/2021/052604A1
A method of completing a wellbore includes receiving an indication of sand ingress at one or more production zones within a first wellbore, receiving an indication of a force on a production face of the one or more production zones withi...  
WO/2021/054977A1
A downhole flow measuring tool for determining a flow velocity within a wellbore is provided herein. The downhole flow measuring tool can include a body, at least one body support, and at least one pair of acoustic transducers mounted on...  

Matches 1 - 50 out of 11,171