Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 401 - 450 out of 140,153

Document Document Title
WO/2017/205627A1
A horizontal directional drilling rig is described. The rig can be entirely electrically powered. The performance (or "health") and/or the life cycle of individual components of the rig can be electronically monitored. This permits ident...  
WO/2017/204655A1
According to a first aspect of the present invention there is provided a method of controlling a borehole drilling process comprising a first set of operations and a second set of operations, the method comprising: generating and outputt...  
WO/2017/205524A1
A drilling rig (10) includes a torque track system (20) configured to couple to a derrick (14) and to a top drive (42) of the drilling rig (10), where the torque track system (20) is configured to resist movement of the top drive (42) in...  
WO/2017/204791A1
A method and apparatus according to which electrical communication is established between a primary circuit positioned inside a downhole tubular and a secondary circuit positioned outside the downhole tubular. In an exemplary embodiment,...  
WO/2017/204785A1
Downhole setting systems and methods for setting downhole tools in subterranean formations are provided. An example downhole setting system comprises a downhole setting assembly and a downhole tool configured to be set by the downhole se...  
WO/2017/204958A1
An injection system comprises a fluid control member and a reciprocating member; wherein the fluid control member is configured to form a carbon composite-to-metal seal with the reciprocating member in response to application of a compre...  
WO/2017/205297A1
A borehole mill has blades that extend radially while moving along an inclined dovetail as a result of setting down weight on a mandrel. The blades extend axially beyond the end of the mandrel so that setting down weight disables a retai...  
WO/2017/203291A1
A method of pressure testing a casing system (12) comprising deploying an apparatus (110) with a container (68) formed from drill pipe or production tubing, on a string of drill pipe or production tubing into a well, such that a port (61...  
WO/2017/200945A1
A main bore is drilled and a treatment assembly is located. A packer is located to support a whipstock for drilling the lateral. This packer serves as a lower seal on a main bore diverter. The whipstock is installed on the packer and a m...  
WO/2017/201518A1
A frac stage isolation device including instruments for measuring pressure, temperature, salinity, pH, electromagnetic waves and/or other physical parameters such as vibrations from acoustic energy emissions during a hydraulic fracturing...  
WO/2017/201526A1
A hydraulic fracturing system and method for enhancing effective permeability of earth formations to increase hydrocarbon production, enhance operation efficiency by reducing fluid entry friction due to tortuosity and perforation, and to...  
WO/2017/201553A1
The invention provides a push-on locking device which includes a barrel which has a leading end and a trailing end with a tapered passage which extends at feast partially between the ends, a gripping means within the passage, a cylindric...  
WO/2017/200552A1
A seal assembly includes a seal groove defined at least partially between a first member and a second member rotatable relative to the first member, an annular sealing element positioned in the seal groove and providing a mud surface, a ...  
WO/2017/200635A1
The present disclosure describes methods and systems for analyzing drilling fluid rheology at a drilling site. One method includes obtaining, from a wellbore drilling system implementing a wellbore drilling operation at a wellbore drilli...  
WO/2017/199104A1
A method for determining spatial position of a drill bit during drilling of a subsurface wellbore includes measuring acoustic signals generated by operating the drill bit to drill subsurface formations using an acoustic sensor proximate ...  
WO/2017/201084A1
A skin effect heating system for long pipelines includes a heater cable disposed in a ferromagnetic or other conductive heat tube, the heater cable and heat tube cooperating to produce heat that is applied to the carrier pipe. The heater...  
WO/2017/199037A1
A tool for manipulating a tubular in a downhole environment is described. The tool comprises a housing defining a chamber, the chamber having at least one outlet, a propellant source located within the chamber an ignition mechanism for i...  
WO/2017/198659A1
A subsea clamp connector (1) for connecting the ends of two tubular members to each other, the clamp connector comprising: first and second clamping elements (20, 30), which are pivotable into a closed position in clamping engagement wit...  
WO/2017/200523A1
Fiber optic sensors are described for detecting the operational position of a downhole moveable device. In one example, an electric or magnetic field is emitted into the wellbore and interacts with the moveable assembly, thereby producin...  
WO/2017/200412A1
Methods may include using geometrical and mechanical properties to generate a model of one or more intervals of a wellbore; designing a fluid pumping schedule for a wellbore treatment fluid system; simulating flow of a fluid system conta...  
WO/2017/201194A1
This invention consists of sensors and algorithms to image, detect, and quantify the presence of hydrocarbon gas (for example from leaks) using a short-wave infrared radiation detector array with multiple spectral filters under natural s...  
WO/2017/201154A1
A system and method for covering a cellar (49) at a wellhead to prevent and control fluids and gasses from the cellar (49). The covering includes a mat (50) that circumscribes a wellhead tubular that projects upward from the cellar (49)....  
WO/2017/200767A1
A tool having an energy source and a surface roughness measurement device is provided. A baseline measurement of surface roughness of a sample is made. The sample is then exposed to energy from the energy source, causing the temperature ...  
WO/2017/201474A1
A metal-to-metal sealing system is described for forming a pressure-activated connection between two pieces of equipment under HPHT (high pressure high temperature) conditions which will degrade elastomers. The roughly cylindrical seal c...  
WO/2017/200886A1
A piloted rock drill bit includes an integral body having a pilot drill section, a reaming section and a mounting base section extending along a longitudinal axis. The reaming section includes four wings extending from the longitudinal a...  
WO/2017/198536A1
An actuator apparatus (10) for a valve (12), such as a subsea choke valve, comprises an actuator (16) for actuating the valve (12) and an override apparatus (18). The override apparatus (18) is disposed laterally of the actuator (16) and...  
WO/2017/198099A1
Disclosed is an integrated operation method for a working system of a beam-pumping unit, relating to the field of oil extraction engineering. The method comprises: according to the number of theoretical whole extractions in a cycle, allo...  
WO/2017/200655A1
A skate drive and tubular clamping system for a catwalk (100). The system includes first and second actuators (210, 220) configured to move a skate (205) and a clamp (305). The system includes a biasing device (320) coupled to the skate ...  
WO/2017/197517A1
A tool is provided for diagnosing the downhole source of a surface casing vent flow for remediation of an abandoned well. The tool is run into the bore, the tool having a stack of pleated rings slidably mounted on a tubular mandrel. The ...  
WO/2017/200788A1
A slow pressure triggered valve for a downhole tool may include an outer housing and a sliding sleeve. The sliding sleeve may slide within the outer housing such that apertures formed on the sliding sleeve do not align with fixed apertur...  
WO/2017/200513A1
A wiper dart includes one or more wiper elements disposed about a mandrel, each wiper element comprising a wiper cup that extends radially outward and rearwardly relative to the mandrel, and a nose assembly coupled to the mandrel. A driv...  
WO/2017/200548A1
The equivalent circulating density ("ECD") in a wellbore may be managed during a wellbore operation using ECD models that take into account the rheology of the wellbore fluid and the rotational speed of tubulars in the wellbore. For exam...  
WO/2017/200653A1
An apparatus for controlling a flow of fluid downhole comprises a removable fluid nozzle in fluid communication with a production tubular disposed in a borehole penetrating the earth. The removable fluid nozzle is configured for bi-direc...  
WO/2017/199693A1
Provided is a tunnel boring machine capable of detecting, with a highly reliable configuration, the wear status of a disc cutter. The tunnel boring machine is provided with a measurement device. The measurement device is disposed at the ...  
WO/2017/197442A1
A fluid pulse apparatus for down hole drilling having a turbine assembly actuated by a flow of drilling fluid. The apparatus has a narrowed fluid flow section that cooperates with a piston that moves between an open a fluid flow restrict...  
WO/2017/201300A1
Systems, devices, and methods for estimating a value of a parameter of interest of an earth formation intersected by a borehole. Methods include conveying a carrier in the borehole having disposed thereon an acoustic imaging tool includi...  
WO/2017/201020A1
Herein are provided tools and processes for extracting oil from subterranean formation. The processes can include lightening the oil in the formation prior to extraction by the addition of a nanogas solution. The tools include injectors ...  
WO/2017/197608A1
Provided is a tailpipe hanger assembly, comprising a hydraulic tailpipe hanger and a service delivery tool mounted therein. The hydraulic tailpipe hanger comprises a sand prevention cap, a tie-back barrel, a left-hand threaded joint, a c...  
WO/2017/200419A3
The invention relates to the oil and gas industry. The present method includes installing, in a well, high-strength production tubing and a deflector which can be oriented in the interval of the bottom level at which laterals are to be d...  
WO/2017/198109A1
Disclosed is a pitshaft coal uncovering method for coal mines whose coal seam lies in a main aquifer. The method comprises: constructing a vertical shaft (2) from the ground (1) down to an aquiclude or a weak aquifer in an overlying stra...  
WO/2017/197489A1
An in situ hydrocarbon mobilization process includes the steps of: Selecting a working solvent for a condensing in situ gravity drainage extraction process; injecting the working solvent as a liquid into a hydrocarbon bearing formation t...  
WO/2017/200537A1
Proppant-free channels may be formed in a proppant pack in subterranean formations by using the miscibility and immiscibility of proppant-laden and proppant-free fluids. For example, a method of forming a proppant pack may include: intro...  
WO/2017/198121A1
Provided is a rubber cylinder (10). An upper end portion (104) of the rubber cylinder (10) has higher stiffness than a middle portion (106) thereof, such that when the upper end portion (104) is under a first axial stress, radial deforma...  
WO/2017/196714A1
Methods and systems for optimizing drilling operations in a wellbore using a drill string are provided. The methods and systems include measuring a first formation characteristic with at least one sensor, measuring a second formation cha...  
WO/2017/196696A1
Inversion-based workflows are provided for real-time interpretation of the electromagnetic (EM) look-around and look-ahead measurements. The profile of a look-around zone is determined by interpreting EM measurements of a look-around zon...  
WO/2017/193504A1
Disclosed is a thickened oil horizontal well completion string capable of achieving subsection extraction. The horizontal well completion string comprises a production sleeve (1). Two primary screen pipes (4) are connected to a horizonta...  
WO/2017/193195A1
In one aspect, there is provided a process for producing hydrocarbons from a reservoir, comprising: within the reservoir, electrically heating a liquid heating fluid such that the liquid heating fluid is evaporated to produce a gaseous h...  
WO/2017/196313A1
An electromagnetic telemetry system can be used for determining a resistivity of a portion of a wellbore drilled through a subterranean formation. For example, the electromagnetic telemetry system can include a computing device and a dow...  
WO/2017/196462A1
A system for producing Methane from a Methane Hydrate formation including a completion that is disposed through a Methane Hydrate formation. An inlet of the completion disposed in the Methane Hydrate formation; and a drain for water loca...  
WO/2017/196420A1
A computer-based corrosion/erosion module (112), communicatively coupled with a probe (110), estimates corrosion/erosion rates in a pipeline (104) based on metal loss measurements. A High Integrity Pipeline Protection System (HIPPS), ups...  

Matches 401 - 450 out of 140,153