Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 135,662

Document Document Title
WO/2017/007330A1
A treatment system (1) for slop water is described, the treatment system (1) comprising : - a decanter (2) including at least an inlet (21) for the slop water which is to be purified and an outlet (22) for a water phase, - a separator (4...  
WO/2017/007475A1
A wellbore sealing assembly including a downhole device with a sealing sleeve coupled to the uphole end. The downhole device has an internal channel allowing fluid communication through the device that is substantially blocked when a bal...  
WO/2017/007362A1
´╗┐The invention relates to providing for the stimulation of an oil-bearing formation by means of hydraulic fracturing of the formation. The invention describes a composite additive, which is injected, along with a proppant, into a hydra...  
WO/2017/004666A1
A two part drill bit assembly and to the two drill bits that form the assembly. The drill bits are releasibly engageable, to form the assembly, via compatible spiral grooved surfaces on each bit with one of the drill bits being re-useabl...  
WO/2017/007617A1
Apparatus for the activation of a deep set surface controlled subsurface valve such as a SCSSV or a gas vent valve by means of hydraulic pressure applied to an externally mounted control line includes the use of supplemental forces to as...  
WO/2017/006262A1
A process for treating a pin having an external threaded portion (12) and a box (20) having an internal threaded portion (22) wherein the process provides a threadable joint having a high galling resistance. One embodiment of the present...  
WO/2017/007333A1
The present invention relates to a method for monitoring the condition of a mechanical system having a first oil lubricated component, the mechanical system being subject to repeated, intermittent load cycles, comprising the steps of: (a...  
WO/2017/005197A1
A hydraulic gentle vibration speed acceleration drill tool used for accelerating the drilling speed of a drill bit. The drill tool consists of an upper joint (1), a power assembly, a flow regulating valve assembly, and a force transmissi...  
WO/2017/007332A1
An annulus isolation valve assembly (1) being part of a tubing hanger assembly (100), with a valve bore (5) having a fluid mouth (9), and a sliding sleeve (11) which is arranged in the valve bore (5) and which has an axially extending sl...  
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/2017/007738A1
A method can include receiving an estimated spatial location of a three-component receiver in a borehole; receiving a plurality of spatial locations of sources of seismic energy; receiving incident angles for the three-component receiver...  
WO/2017/007455A1
Methods and systems for plug-and-abandon applications are included. A method comprises providing an extended-life cement composition comprising calcium aluminate cement, water, and a cement set retarder. The method further comprises mixi...  
WO/2017/007817A1
Systems and methods for positioning tubular members within a subterranean well (10) include inner (18) and outer (16) tubular members extending into the well. An adjustment ring assembly (28) is located between the inner tubular member a...  
WO/2017/007946A1
Some embodiments include an apparatus for cutting a pile. In some embodiments, the apparatus includes a shaft module including a cylindrical shaft including a first cavity configured to receive the pile. In some embodiments, the apparatu...  
WO/2017/007656A1
An oil well installation (15) comprising tubing (17) arranged in a well (18), a pump (19) and actuator (20) disposed in the well, a surface controller (50) connected with the linear actuator, multiple downhole sensors (30-35) configured ...  
WO/2017/007500A1
This disclosure relates to a system and method for protecting a downhole cable. A cable protection system can comprise a cable clamp. The cable clamp can comprise a pair of outer segments that can protrude in opposite directions and a mi...  
WO/2017/007338A1
There is described a method of elevating at least one section of a derrick and a related method of lowering the section, a method of installing a rig or a derrick and a related method of disassembly, and related apparatus. In various emb...  
WO/2017/007459A1
A hydrostatically actuable downhole piston apparatus for use in a wellbore, comprising glide spacers disposed in the primary chamber, capable of mitigating the deflection of the piston and other hydrostatic components at elevated wellbor...  
WO/2017/007464A1
An example method may include receiving data corresponding to microseismic events within a subterranean formation generated by a stimulation operation and correlating at least two microseismic events based, at least in part, on the data ...  
WO/2017/005882A1
The invention provides the use of at least one sparingly soluble metal compound, each comprising a metal ion and at least one anion, in monitoring and/or validating the use of at least one chemical treatment agent in a subterranean reser...  
WO/2017/005216A1
The present invention relates to the technical field of oil and gas drilling engineering. Disclosed is a double-injection-pump continuous injection method suitable for particle-impact drilling. The method comprises the following steps in...  
WO/2017/007469A1
A modular, mechanical percussive hammer assembly may be used with drill strings, wireline cable, and coiled tubing. Rotation of a splined driveshaft by downhole electric, hydraulic or mud motor rotates a downwardly-biased hammer and dril...  
WO/2017/007344A1
In summary, the utility model according to the invention is applied to an original articulated drilling vehicle, which has two purposes. The first is to improve lateral stability of the vehicle when it turns, and the second is to have ac...  
WO/2017/007457A1
A collet shifting tool for engaging an internal profile of a shifting sleeve and method relating to the collet shifting tool are disclosed. The tool may include a tubular collet sleeve, a collet mandrel, an optional collet tip, an option...  
WO/2017/007448A1
Methods, compositions, and systems for cementing are included. The method comprises providing an extended-life calcium aluminophosphate cement composition comprising calcium aluminate cement, a polyphosphate, water, and a cement set reta...  
WO/2017/007490A1
Wire retrieval device to cut and recover wire or cable from a well. The wire retrieval device is suited for, among other applications, the retrieval of metallic, non-metallic, or composite wires from a wellbore. A method and system for r...  
WO/2017/007471A1
The present disclosure relates to a polycrystalline diamond compact (PDC) with a fiber-reinforces substrate. The disclosure further relates to method of forming such a PDC.  
WO/2017/007472A1
Methods, compositions, and systems that use swellable glass particles to reduce fluid flow in subterranean formations are included. An example method may comprise introducing swellable glass particles into a zone of a subterranean format...  
WO/2017/007732A1
A coal seam producibility determination system is disclosed. The coal seam producibility determination system may include a fiber optic cable, the fiber optic extending from a DAS interrogation unit into a wellbore. The DAS interrogation...  
WO/2017/004713A1
There is described a system for sending, via a communication network, data originating from a monitoring of equipment in a network-inaccessible location. The system comprises a first interface device to be operated in a network- inaccess...  
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/2017/007595A1
A method of oscillating a pressure in a borehole is provided that includes determining a hydraulic diffusivity, using injection tests, in a borehole, calculating a pressure field using an appropriately programmed computer at a proximal d...  
WO/2017/007331A1
There is described a method of removing equipment from a section of a wellbore, and related apparatus. In embodiments of the invention, a tool string (10) is provided comprising a tractor (15) and a GS-pulling tool (14). The tool string ...  
WO/2017/007682A1
Methods of laying subsea pipeline (1300) on a seafloor comprising: providing a pipe laying vessel (1100), placing a spooling structure assembly (1200) on the seafloor, and laying the subsea pipeline (1300) in a loop around the spooling s...  
WO/2017/008078A2
Logging tools include at least one neutron source, at least one neutron detector positioned a prescribed distance from the neutron source, and at least one processing/analyzing unit or subsystem, where the detectors include a gas chamber...  
WO/2017/006105A1
The invention concerns a bend stiffener (50) for locally protecting an elongate flexible member (60) from excessive curvature under bending loads. The bend stiffener comprises an elongate stiffener body (52) which comprises polymer mater...  
WO/2017/004717A1
In order to overcome the limitation of being able to utilize a limited number of sliding sleeves with progressively more restrictive internal diameters in a particular wellbore when selectively opening the sliding sleeve or tool with pro...  
WO/2017/007766A1
In a plug an abandon environment with casing and a tubular string running through the casing a tool is placed at a desired location for a severing of the inner tubular. A first set of blades is extended from a housing to cut radially unt...  
WO/2017/005217A1
A particle-impact drilling method comprises the following steps: a. a particle injection step: injecting a slurry and particles in a well by using an injection apparatus; b. a particle recovery step: guiding a mixture of particles, rock ...  
WO/2017/005262A1
the present invention relates to a blowout preventer system (200) comprising, a lower blowout preventer (BOP) stack (204) comprising a number of hydraulic components, and a lower marine riser package (LMRP; 206) comprising a first contro...  
WO/2017/007473A1
Methods, compositions, and systems for cementing are included. The method comprises providing an extended-life cement composition comprising calcium-aluminate cement, water, a cement set retarder, and a delayed-release cement set activat...  
WO/2017/007628A1
A system including a backpressure valve (BPV) system (36) configured to mount in a hydrocarbon extraction system, wherein the BPV system includes a body comprising a vent port (130) and a test passage (94), and a plunger (76) configured ...  
WO/2017/007334A1
Acathodic protection system is provided in which a sacrificial anode (which may be part of an array of anodes) is connected to a structure to be protected, such as a pipeline, valve, platform, ship's hull, offshore wind power structure o...  
WO/2017/007453A1
An example telemetry system for downhole operations in a subterranean formation comprises an electromagnetic (EM) radiation source and an EM radiation detector. A waveguide may be coupled to the EM radiation source and the EM radiation d...  
WO/2017/007447A1
A downhole system can include multiple sub-components of a downhole debris separator assembly that is modular. The system can also include multiple couplers arranged on or among the sub-components of the multiple sub-components. Each of ...  
WO/2017/007460A1
Particulate dispenser can include a housing enclosing a receiving space. The housing having a fluid inlet aperture and a particulate input aperture, and a fluid outlet aperture. A hopper can be disposed above the housing and coupled to f...  
WO/2017/007476A1
A wellbore anchoring assembly including a downhole device, a collar, and one or more deformable locking arms attached to the collar wherein the locking arms extend in a direction substantially along the longitudinal axis of the collar. T...  
WO/2017/007745A1
Methods utilizing ultrasonic acoustic logging tools are provided for detecting thin formation layers that present markedly higher compliance than that of the surrounding rock in, for example, a laminated tight hydrocarbon-bearing formati...  
WO/2017/007611A1
A frac head system (12), comprising an isolation sleeve (62), wherein the frac head (60) is configured to retain portions of an isolation sleeve (62) that separates frac fluid from tubing (28). In order to protect the tubing (28) from fr...  
WO/2017/007967A1
A method of improving quality of directional surveys includes receiving from a first location raw survey data acquired by a survey tool configured to make a survey measurement from a wellbore. The quality of the raw survey data is verifi...  

Matches 1 - 50 out of 135,662