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Matches 1 - 50 out of 3,028

Document Document Title
WO/2018/227198A4
A downhole tool (100,300) and method for orienting a tool string within a passage, such as a wellbore (24) or a tubular disposed in the wellbore. The downhole tool may be operable for detachably connecting with the tool string and orient...  
WO/2019/046904A1
An automated batch sampling drilling mud management system (1) includes a a portable mud measurement system (10) and a communications system (120). The portable mud measurement system (10) has one or more measurement devices (14) arrange...  
WO/2018/035222A8
A method for generating a phase envelope log to characterize a subsurface formation includes drilling the borehole with a drill string, circulating a drilling fluid in the borehole, drawing a fluid sample representing a fluid contained i...  
WO/2019/040470A1
Embodiments of the present disclosure include a system for positioning a section of a tool (12) in a section of a wellbore (14) including a first arm (102A) coupled to a motor actuator (130) at a first end (106 A) and a positioning compo...  
WO/2019/036701A1
Systems and methods for monitoring characteristics of a drilling mud, a rate of penetration (ROP), and other factors to determine which remedial actions to perform and how to perform them. In conventional drilling operations, there are m...  
WO/2019/034844A1
A method for determining the presence of an acidic sulfide species in a liquid sample of an industrial or environmental material, the method comprising the steps of: (a) contacting the sample or an extract thereof with a composition comp...  
WO/2019/033067A1
Respective embodiments disclosed herein include methods and apparatuses (1) for surveying a mine bench or other material body using at least seismic data obtained via geophone and measurement module data synchronized via a wireless link;...  
WO/2019/032422A1
Nuclear magnetic resonance (NMR) methods and apparatus are provided for investigating a sample utilizing NMR pulse sequences having solid state and CPMG pulse sequence portions. Various embodiments of solid state pulse sequences may be u...  
WO/2019/029489A1
Disclosed are an on-site system and method for scanning rock detritus during drilling in an oil and gas field. The on-site system for scanning rock detritus during drilling in an oil and gas field comprises a sample preparation mould and...  
WO/2019/028107A1
A data acquisition and signal detection through radio frequency identification (RFID) system and a method of using the system are provided. The system includes a base station, a receiver, and an RFID device. The system is operable to be ...  
WO/2019/025798A1
Downhole apparatus comprises: a tubular body for mounting on an inner tubing string (10); a first flow port (24); a second flow port (12a); and a connector (68) associated with the tubular body (10) and operable to at least one of engage...  
WO/2019/023573A1
Improved devices, systems and methods for measuring in situ saturations of non-aqueous phase liquids and / or petroleum in media such as soil. A clear or otherwise UV-transparent well for detecting fluorescence in a soil column having a ...  
WO/2019/013971A1
Production capability of cased hole perforations (P) in a cased completed well lined with a casing (22) in an under-pressured gas producing reservoir (26) is tested. A sonde (12) of a dipole shear or array sonic (full waveform) acoustic ...  
WO/2019/014134A1
A downhole system (100) includes a quartz enhanced photoacoustic spectrometer (QEPAS) (200) configured to be positioned within a wellbore (161) formed in a subterranean zone of a hydrocarbon formation, a sampling system (400) coupled to ...  
WO/2019/010572A1
The long-reach drilling machine is for exploration drilling and core sample collecting and comprises a drill string comprising a variable number of hollow drill rods, a drill bit installed at a first end of the drill string, a ground-res...  
WO/2019/010212A1
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/2019/000037A1
A method of obtaining geological data pertaining to a bore hole that comprises supporting a ground drill and a separate geological instrument (30) on a vehicle (52), the instrument (30) being capable of acquiring geological data includin...  
WO/2019/006410A1
Systems and methods are provided for producing a continuous survey of a previously drilled portion of a wellbore. The method includes receiving a plurality of stationary survey measurements taken at a corresponding plurality of locations...  
WO/2019/005890A1
Methods and apparatus for optimizing well testing operations are disclosed herein. An example apparatus includes an optimizer to generate a first workflow to be executed by a first user during a well test at a well. The example apparatus...  
WO/2019/005776A1
Methods and systems for generating intervention programs for a downhole formation including collecting mud-logging data during a drilling operation, wherein the drilling operation forms a borehole through the formation, generating zone c...  
WO/2019/002901A1
The invention relates to a logging device for measuring pressure into an underground formation (3), comprising at least one formation pressure sensor (4) which comprises a tool body part (15) and a probe (17) mounted on the tool body par...  
WO/2018/234806A1
A method for determining cross-flow in an injection well in a multi- layered reservoir. Wellhead pressure measurements are made and the characteristic curve analysed to identify late wellbore storage indicating cross-flow. The water hamm...  
WO/2018/233329A1
Disclosed is a drilling and grouting detection method for distribution characteristics of mining-induced bed separation in the overlying strata. Along a mining area, with a tendency to be near two sides of a mining boundary and with a te...  
WO/2018/236484A1
A method of determining a property within a subterranean formation comprises introducing silica nanoparticles into a well; obtaining a sample of a fluid produced from the well; and analyzing the sample for presence of the silica nanopart...  
WO/2018/233937A1
The invention concerns a mobile facility (1) for analysing a fluid. The facility (1) is mobile such that it can be moved to the collection site. In order to perform the analysis, the facility comprises, in particular, at least two piston...  
WO/2018/236390A1
Systems and methods for subterranean formation testing. A method may include lowering a formation testing tool into a subterranean formation, wherein the formation testing tool may comprise a plurality of chambers, a pump and a probe cha...  
WO/2018/236752A1
Fluids are pumped into a wellbore (106) by pulsing the fluids at a variable, positive pressure relative to the geologic formation until a first pressure threshold in the first fracture zone is satisfied. The pumping results in a first pr...  
WO/2018/231252A1
Systems, devices, and techniques for determining downhole fluid contamination are disclosed. In one or more embodiments, phase-related properties are measured for a reservoir fluid having a determined composition. An equation-of-state (E...  
WO/2018/231594A1
Systems and methods for determining mechanical properties of anisotropic media are disclosed. A method for determining mechanical properties of an anisotropic media includes obtaining log data of the anisotropic media, the log data corre...  
WO/2018/223571A1
Disclosed are a monopole acoustic logging-while-drilling instrument used in cooperation with a bottom drilling tool assembly, and a method for measuring the shear wave velocity of slow formation by applying the monopole acoustic logging-...  
WO/2018/226772A1
Matrix acidizing treatment are designed and performed in a manner that takes into account radial acid flow into the formation. Subterranean well characteristics are determined (e.g., mineralogical and petrophysical characteristics). One ...  
WO/2018/227198A2
A downhole tool and method for orienting a tool string within a passage, such as a wellbore or a tubular disposed in the wellbore. The downhole tool may be operable for detachably connecting with the tool string and orienting the tool st...  
WO/2018/227198A3
A downhole tool (100,300) and method for orienting a tool string within a passage, such as a wellbore (24) or a tubular disposed in the wellbore. The downhole tool may be operable for detachably connecting with the tool string and orient...  
WO/2018/226611A1
A process for determining the productivity index of a multilateral completion using data from individual laterals and data from commingled well tests is disclosed. The process includes 1) determining the productivity index for each singl...  
WO/2018/222951A1
Provided are systems and methods for determining fracture toughness of a subsurface geologic formation. Embodiments include collecting (from drilling fluid circulated into a wellbore during a drilling operation) a drill cutting generated...  
WO/2018/222597A2
Various embodiments of the present disclosure include a system for monitoring field level sensors at an oil site. The system can include a sensor node configured to monitor a characteristic associated with an oil site. The system can inc...  
WO/2018/222179A1
An adjustable stabilized laser measuring system for continuous measurement of at least one join of pipe being inserted into or removed from a wellbore can have a laser housing with a laser surface velocini eter. The laser housing with a ...  
WO/2018/217450A1
A method and apparatus for measuring multiple parameters of drilling fluid using electric field perturbation, permittivity curves, time domain analysis and frequency domain analysis to identify constituents of drilling fluid and ratios o...  
WO/2018/215763A1
A method for providing a well injection program in which injection testing is performed on an appraisal well. An appraisal well is selected, downhole sensors are located in the well to measure pressure and temperature, water is injected ...  
WO/2018/215764A1
A method for providing a well injection program in which injection testing is performed on an existing well which is intended to be an injection well in a field development. Water is injected into the well in a series of step rate tests ...  
WO/2018/213127A1
A method for drilling a borehole penetrating an earth formation includes: drilling a first section of the borehole; notching a wall of the borehole in one or more selected locations with a selected type of notch using a notcher for defin...  
WO/2018/213084A1
Examples of techniques for performing a wellbore construction operation in a wellbore are disclosed. In one example implementation according to aspects of the present disclosure, a computer-implemented method includes: performing a rheol...  
WO/2018/213523A1
A fluid sampling probe may include one or more features that increase the likelihood that a seal will be maintained during a sampling operation, even for sampling operations in unconsolidated formations. This may reduce contamination in ...  
WO/2018/208537A1
Realtime on-site mechanical characterization of wellbore cuttings is described. At a surface of a wellbore being drilled at a wellbore drilling site, multiple cuttings resulting from drilling the wellbore are received. At the wellbore dr...  
WO/2018/208579A1
A method for evaluating and optimizing complex fractures, in one non-limiting example far-field complex fractures, in subterranean shale reservoirs significantly simplifies how to generate far-field fractures and their treatment designs ...  
WO/2018/208252A3
The invention relates to an undisturbed soil sampler (100) for granular grounds, which allows for undisturbed sampling by artificial soil freezing system in the field of Geo-technical engineering. The invention particularly relates to un...  
WO/2018/204211A1
Methods and systems for collecting high quality reservoir samples and delivering EOR substances are disclosed. The systems and methods disclosed are especially important for collecting samples of reservoir samples in a manner that most c...  
WO/2018/204110A1
A method for determining properties of a laminated formation traversed by a well or wellbore employs measured sonic data, resistivity data, and density data for an interval-of-interest within the well or wellbore. A formation model that ...  
WO/2018/204566A1
Provided are systems and methods for developing a hydrocarbon reservoir including determining properties of a well including a wellbore extending into a tested layer of a multi-layer hydrocarbon reservoir including a barrier located betw...  
WO/2018/200860A1
Method of optimizing well placement in an unconventional reservoir, by obtaining a plurality of produced oil, produced water and produced gas samples from an unconventional reservoir over a period of time, and obtaining a plurality of ro...  

Matches 1 - 50 out of 3,028