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Patent Searching and Data


Matches 1 - 50 out of 15,636

Document Document Title
WO/2019/028230A1
A perforating short gun for use in a horizontal well casing. The gun includes a gun carrier and a charge holder to carry shaped charges. The charge holder is inserted into the gun carrier and a selected length of the gun carrier includes...  
WO/2019/027950A1
A tubing conveying perforating system with a firing head is provided, and a method for using the same is provided. The firing head (20) includes a firing pin (24) and a percussion initiator (26). The firing pin is configured to degrade o...  
WO/2019/027614A1
A pump jack includes a number of standard components that have been sized and configured according to unique relative dimensions to produce a pump jack that reduces structural stress, increases bearing life and permits a lower cost of ma...  
WO/2019/027579A1
A well pump seal section housing (25) connects between a pump (13) and a motor (17). Upper and lower retainers (37, 59) at upper and lower ends of the housing have outward facing cylindrical walls (41, 61). bladder (45) has an interior i...  
WO/2019/027467A1
Flow control systems are described for variably resisting flow of a fluid composition dependent on the surface energy of the fluid composition. Surface energy is a measure of the wettability of a surface with a particular the fluid. Surf...  
WO/2019/027830A1
A downhole liner delivery tool includes a housing configured to couple to a tubular work string. The housing includes an interior volume. The tool also includes a liner store enclosed within the interior volume. The liner store is config...  
WO/2019/028090A1
A system for subterranean well developments includes a downhole assembly having well completion components for permanent installation within the subterranean well and interchangeable retrievable hardware. A connection system adapts the r...  
WO/2019/027463A1
A downhole tool may comprise a body comprising an outer wall and a first passage that extends longitudinally in the body, wherein a fluid slurry traverses a flow path in the body of the downhole tool through the first passage. The downho...  
WO/2019/027435A1
The present disclosure provides composite structures and methods of use for delivering explosive proppant particles to a subterranean formation. The composite structure may comprise one or more packagings disposed about a plurality of ex...  
WO/2019/027932A1
In embodiments, pressurized fluid containing reagents of formulated -mixtures of solids, liquids and gasses are delivered into a cased well then into the heap or pile to open or stimulate, new horizontal and vertical fluid pathways, chan...  
WO/2019/027710A1
A fluid design with enhanced proppant-carrying capacity utilizes a low- viscosity fluid with high proppant carrying capacity and low required power for injection into a hydrocarbon-bearing, subterranean formation. A preferred viscosifyin...  
WO/2019/024531A1
A method for deep profile modification and flooding of a low-permeability reservoir, comprising: sequentially injecting a soft elastic particle pre-slug, a polymer microsphere main slug, and a soft elastic particle protection slug into a...  
WO/2019/027545A1
A combined well pump and motor (11) includes a housing (13) having an axis (15), an upstream end and a downstream end. Diffusers (35) are mounted for non-rotation in the housing, each of the diffusers having diffuser passages (41). An im...  
WO/2019/027489A1
Methods and systems for performing injection treatments in subterranean formations stimulated by the ignition of propellants are provided. In some embodiments, the methods comprise: igniting a propellant in one or more secondary borehole...  
WO/2019/027470A1
Methods for enhancing the conductivity of fractures in a subterranean formation using electrically controlled propellants are provided. In some embodiments, the methods comprise: introducing an electrically controlled propellant into one...  
WO/2019/024476A1
Disclosed are a thickened oil activating agent and a preparation method and the use thereof. The thickened oil activating agent is a polymer as shown in a structural formula such as formula (I), where x, y, z, m and n are respectively ma...  
WO/2019/023333A1
This document relates to a system for downhole water separation comprising: a wellbore (4) comprising: a tubular wall defining an inner surface (312) of the wellbore within an oil reservoir formation (2) within the Earth's crust; a first...  
WO/2019/022880A1
A downhole tool includes an electric submersible pump to pump a well fluid to a surface of a borehole. The downhole tool includes a motor to power the electric submersible pump and a seal section to protect the motor from the well fluid....  
WO/2019/022713A1
The present disclosure is directed to a methods and additives for reducing fouling in water coolers in Steam Assisted Gravity Drainage systems (SAGD) in which an additive comprising a cationic starch, either alone or in combination with ...  
WO/2019/023539A1
A method and catalyst for forming higher alcohols from lower alcohol feedstocks. In one application a highly selective and stable copper pseudo-single-atom supported on MgO-Al2O3 catalyst is provided which provides ethanol condensation t...  
WO/2019/023563A2
This document relates to systems and techniques for downhole separation of water and oil in oil well operations.  
WO/2019/023480A1
A method for obtaining hydrocarbon from a reservoir in a subterranean formation is described. The method includes measuring a poromechanic pressure change due to lithostatic load sharing in the subterranean formation. Mapping the poromec...  
WO/2019/023100A1
The present disclosure provides methods for determining surfactant retention values in subterranean reservoirs. In particular, the methods comprise conducting at least one single well chemical tracer test and performing a straight line a...  
WO/2019/022705A1
A method of pumping a non-Newtonian fluid includes pumping the non-Newtonian fluid into an interior of a tubular string, and autonomously controlling a flow resistance to the non-Newtonian fluid flowing from the interior of the tubular s...  
WO/2019/023413A1
A technique facilitates use of a frac diverter instead of a frac plug in a variety of fracturing operations. The frac diverter has a simpler and less expensive construction. Although the frac diverter may not form a seal with the surroun...  
WO/2019/023457A1
A method for obtaining hydrocarbon from a reservoir in a subterranean formation is described. The method includes measuring a poromechanic pressure change due to lithostatic load sharing in the subterranean formation. Mapping the poromec...  
WO/2019/023363A1
A mechanical gun to gun delay for providing a desired time delay between the firing of a first gun and the firing of a second gun downhole without using a pyrotechnic fuse as the delay  
WO/2019/023484A1
A sand screen includes a tubular having an outer surface, and a plurality of filter features arranged on the tubular and defining a plurality of openings. Each of the plurality of filter features is defined by a plurality of louvers havi...  
WO/2019/023235A1
A sliding sleeve valve for use in a borehole includes an outer housing including a radial housing slot, a sliding sleeve slidably disposed in the outer housing, the sliding sleeve including a radial sleeve slot and configured to have a f...  
WO/2019/022789A1
Xanthan-degrading material, e.g. enzymes, produced by a process using fungi and uses for such enzymes, including as a breaker enzyme or in a treatment fluid, and methods of such use.  
WO/2019/022947A1
A method for reducing the amount of acrylamide in recovered water from a fryer stack. This invention provides a method to treat acrylamide in the waste water/process water. Organic compounds such as phenols, acrylamide and phenolic compo...  
WO/2019/014745A1
Managing a liquid solvent inventory in a condensing solvent gravity drainage extraction chamber by injecting a solvent vapour under conditions which cause at least a portion of the solvent vapour to condense on a hydrocarbon extraction i...  
WO/2019/016095A1
A control system (204) for monitoring a filter (2a, 2b) in a subsea control module (SCM) (202) of an underwater hydrocarbon well is presented. The control system includes an upstream pressure transducer (10a, 10b) disposed upstream of a ...  
WO/2019/017977A1
Example implementations of the present disclosure are directed to systems and methods for drilling analyses for upstream oil and gas operations, in particular, to determining formation change points of a well. Example implementations pro...  
WO/2019/017793A1
A method of installing an object under water at a desired location, the method comprising: providing the object on a vessel, connecting the object to a submersible frame located below the water surface, wherein the vessel is spatially se...  
WO/2019/018507A1
The present application relates to methods and systems for mitigating condensate banking. In some embodiments, the methods and systems involve altering the wettability of a rock formation in the vicinity of a wellbore for a gas condensat...  
WO/2019/018781A1
An apparatus for regulating a multi-phase fluid stream flowing from a subterranean geological formation includes a conduit defining a flow path for the fluid stream, the conduit having a restriction (110) having a throat portion (111), a...  
WO/2019/016469A1
The invention relates to a method for treating a rock formation against the infiltration of sand during the production of a fluid from said formation via a well drilled through said formation, comprising at least one step of injecting a ...  
WO/2019/018678A1
A borehole screen such as one with a wire wrap/ slip on screen on a base pipe with variable external dimensions features an end ring assembly that is one piece with a skive cut to allow fitment over a screen jacket that covers the wire w...  
WO/2019/018760A1
A pump for use in a motorized pumping system has a pump shaft with a lower ring groove and an upper ring groove. The pump also includes a lower adapter and an upper adapter. The lower adapter has a pair of lower ring halves configured to...  
WO/2019/018292A1
A method for controlling a well completion operation may include providing a controller access to a model that determines a process parameter relating to the well completion operation and estimating an operation parameter while conductin...  
WO/2019/017824A1
The invention relates to the oil-extraction industry, specifically to technologies for acting on oil-and-gas-bearing formations in order to increase an oil recovery coefficient. The invention is aimed at increasing the oil recovery of fo...  
WO/2019/010908A1
Disclosed is a fluidized mining method of combustible ice through rotary spraying and pressure relief. Situations, such as pressure changes, in a reservoir stratum can be grasped in a timely manner while pressure-relief mining is conduct...  
WO/2019/011965A1
The present invention relates to a method for the production of crude oil from subterranean, oil-bearing formations comprising at least the following steps of providing an aqueous surfactant composition comprising water and a surfactant ...  
WO/2019/012405A1
The invention relates to a formulation for the diluting and dispersing of oily residues for the recovery of crude oil in processes for producing petroleum, comprising surfactant elements, as well as the process for recovering crude oil u...  
WO/2019/014614A1
A system for introducing bulk dry material into a fluid system includes a vessel, wherein the vessel is closed; an outlet, wherein the outlet is located on a bottom of the vessel; a valve controlling the outlet; corner locking pins locat...  
WO/2019/014125A1
A process includes injecting a molybdate or molybdate salt into a hydrocarbon-bearing formation, wherein no biocide is injected into the formation. Molybdates and molybdate salts are added to a fluid to be injected into the hydrocarbon-p...  
WO/2019/014208A1
The present disclosure provides processes for removing hydrocarbons, oil coated solids, and suspended solids from a separated water stream produced from a produced water source. In particular, the methods comprise subjecting the separate...  
WO/2019/014482A1
A unique backup ring against ends of a sealing element features axial slots extending part way along a cylindrical segment of the backup ring. The slots end in rounded openings to relieve stress and a part of the cylindrical shape of the...  
WO/2019/013855A1
Described herein are methods and techniques for deep reservoir stimulation of a hydrocarbon-containing subsurface formation. The methods may comprise introducing or injecting a formation-dissolving fluid, such as a wet acid-forming gas, ...  

Matches 1 - 50 out of 15,636