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Matches 1 - 50 out of 3,062

Document Document Title
WO/2019/135775A1
A system and method to control fluid flow to downhole tools and equipment, and to allow formation testing and sampling operations is disclosed. The system includes an actuator assembly that may be mechanically or electrically activated t...  
WO/2019/135944A1
A method includes obtaining a sample of a fluid from a subterranean zone while the fluid is being extracted from the zone. A chemical composition of the sample is measured. A temperature and a pressure of the subterranean zone are measur...  
WO/2019/133189A1
A downhole fluid flow control system includes a fluid control module having an upstream side, a downstream side and a main fluid pathway in parallel with a secondary fluid pathway each extending between the upstream and downstream sides....  
WO/2019/132878A1
A valve body includes a mixing chamber within the valve body, a plurality of passages through the valve body into the mixing chamber, and a sensor located within the valve body. The sensor has a sensor output representing a property of a...  
WO/2019/133002A1
A system for controlling flow of a fluid into or out of a wellbore having a wellbore wall. The system includes a tubular with a tubular bore and locatable in the wellbore. The system also includes a housing that includes a flow channel i...  
WO/2019/128685A1
A gamma energy spectrum unfolding method and apparatus for element capture energy spectrum logging. The spectrum unfolding method comprises: firstly, pre-processing data acquired by means of an element capture energy spectrum logging ins...  
WO/2019/119676A1
Disclosed is a method for experimentally determining the effect of acid liquid on the Young's modulus of a tight carbonate rock, comprising: (1) selecting a standard rock core of a tight carbonate rock to perform a uniaxial compressive s...  
WO/2019/125477A1
Systems and methods for determining the composition of a drilling fluid using electro-rheology.  
WO/2019/126708A1
Methods, systems, and devices for downhole evaluation using a sensor assembly that includes a sensor plate, wherein a surface of the sensor plate forms a portion of a surface of a downhole tool. Methods include bringing the surface of th...  
WO/2019/125471A1
Systems and methods for determining the composition of a drilling fluid using electro-rheology may be provided. A method for drilling a wellbore may include circulating a drilling fluid in a wellbore. The method may include extending the...  
WO/2019/125481A1
A formation tester tool includes an extendable probe having an extendable member configured to extend from a retracted position to an extended position such that an end of the extendable probe is in fluid communication with a wall of a b...  
WO/2019/113679A1
Systems and methods for testing one or more closeable or fixed ports in a horizontal section of a well are provided. One of the systems comprises a jointed tubing string deployable by a service rig and a bottomhole assembly attached the ...  
WO/2019/118431A1
Systems and methods for determining fluid rheological characteristics of a fluid used in a subsurface operation are provided. The methods include measuring temperature, pressure, and at least one of a flow rate and a flow velocity of the...  
WO/2019/117729A1
A sampling module 4 for mounting in a pipeline 18 with a multiphase flow meter 2 and for receiving multiphase fluid 16 from the pipeline 18, wherein the sampling module 4 comprises: a separation chamber 6 for receiving and separating a s...  
WO/2019/099770A1
A technique facilitates fluid analysis in situ at a downhole location. According to an embodiment, a sample of fluid, e.g. oil, is obtained from a reservoir at the downhole location in a borehole. A downhole sampling system is used to de...  
WO/2019/094059A1
An abnormal trend detection system for detecting one or more hazards may provide for a safe and effective drilling operation as any of the one or more hazards may be avoided. Several indicators may be defined including a first, second, t...  
WO/2019/094240A1
Techniques to determine wellbore leak crossflow rate between formations in an injection well are described. The techniques repurpose well performance principles to achieve the objective of cross flow rate quantification without the need ...  
WO/2019/089947A1
A system, includes a first sensor configured to monitor a first characteristic of drilling fluid and generate a first indication based on the monitoring. The system also includes a second sensor configured to monitor a second characteris...  
WO/2019/079111A1
Techniques for evaluating hydrocarbon reserves using tool response models are provided. An example method includes measuring a first fluid distribution of a first formation proximate to a first wellbore and measuring a second fluid distr...  
WO/2019/079481A2
Monitoring and diagnosing completion during hydraulic fracturing operations provides insights into the fracture geometry, inter-well frac hits and connectivity. Conventional monitoring methods (microseismic, borehole gauges, tracers, etc...  
WO/2019/071357A1
The invention provides a depth discrete multi-level downhole system for discrete multi-level groundwater testing and management which is easily manufactured from inexpensive materials for incremental installation, long term viability and...  
WO/2019/067669A1
A system includes a continuous mud measurement system to measure one or more mud properties of a mud being pumped into a well, a continuous drilling measurement system to measure one or more drilling parameters of the well being drilled,...  
WO/2019/064037A1
The process comprises positioning wells one after another in a group of potential cells of a geocellular model, each positioning of a well comprises: * calculating for each cell (18) of the group of potential cells, a fluid property inse...  
WO/2019/064041A1
An inflatable packer assembly comprising a first fixed sleeve fixed to a mandrel, a first sliding sleeve moveable along the mandrel, and a first inflatable member connected to the first fixed sleeve and the first sliding sleeve. A second...  
WO/2019/067552A1
Asphaltene onset pressure of a formation fluid is determined by subjecting the fluid to a plurality of tests where depressurization is conducted at a different depressurization rate for each test while optically monitoring the fluid for ...  
WO/2019/059882A1
A well system and method for wirelessly communicating in a wellbore. The well system may comprise a coil tubing, a transceiver, a secondary transceiver, and an information handling system, wherein the information handling system is confi...  
WO/2019/060235A1
Tools, processes, and systems for in-situ fluid characterization based on a thermal response of a fluid are provided. The thermal response of a downhole fluid may be measured using a downhole thermal response tool and compared with therm...  
WO/2019/060098A1
Apparatus and methods for degassing and analyzing drilling fluid discharged from a wellbore at an oil and gas wellsite. The apparatus may be a drilling fluid analysis system having a gas analyzer, a fluid analyzer, and a degasser operabl...  
WO/2019/060157A1
A thermal aging estimator for use in a borehole having an ambient temperature of at least 200° F. The estimator may include a thermal aging element positioned adjacent to a heat-sensitive component while in the ambient temperature of at...  
WO/2019/051551A1
A batch sample preparation apparatus (10) for preparing a geological sample for analysis is described and claimed. The apparatus (10) comprises a dryer (12) having a drying (chamber 52), a sample inlet (20) and at least one sample outlet...  
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...  

Matches 1 - 50 out of 3,062