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WO/2011/149633 |
The present invention is directed to a method and system for treating a well having a wellbore extending from a ground surface or subsea surface downhole to an oil producing formation. Oil producing formations are capable of generating f...
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WO/2011/149479 |
This invention relates to drilling a well, particularly an oil or gas well, to permit longer periods of drilling and longer lengths of casing or liner to be installed at one time. The present invention includes a combination of a smear t...
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WO/2011/146955 |
In a drill bit (1), in particular a percussion drill bit or rotary percussion drill bit, the face (3) of which has detachment tools (5) or drill pins made of hard material for detaching and/or comminuting material to be removed, the deta...
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WO/2011/148191 |
A method for severing a tubular of a wellbore is provided. The method involves positioning a blowout preventer (108) about a tubular (118), the blowout preventer having a plurality of rams (24) slidably positionable therein and a plurali...
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WO/2011/148285 |
A system and method for efficiently and effectively removing water from mine areas is presented. In one embodiment, one or more directionally drilled dewatering wells are drilled into the geologic formation such that at least a portion o...
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WO/2011/146923 |
A method for determining flow distribution in a formation having a wellbore formed therein includes the steps of positioning a sensor within the wellbore, wherein the sensor generates a feedback signal representing at least one of a temp...
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WO/2011/144807 |
This invention relates to a drilling device for earth drilling, which comprises a casing part (2) to be placed in a hole to be drilled and a drilling unit (3) in connection with the above during a drilling situation, whereby at a drillin...
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WO/2011/146760 |
Methods of forming at least a portion of an earth-boring tool include providing at least one insert in a mold cavity, providing particulate matter in the mold cavity, melting a metal and the hard material to form a molten composition, an...
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WO/2011/145965 |
A proppant pack may be formed in a fracture that extends from a wellbore formed in a subterranean formation is accompl ished through di fferent methods. The methods involve prov iding mu ltiple spaced apart proppant slugs with in a hydra...
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WO/2011/143746 |
A mud pump is provided that includes a pump shaft having substantially circular eccentric lobes. Each lobe is rotatably mounted in a connecting rod that, in turn, moves a slide in a horizontal and linearly manner. A piston rod is operati...
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WO/2011/143781 |
A pipe sealing apparatus comprises at least one pinching mechanism for reducing the diameter of the pipe at a discrete location in order to reduce to stop flow of fluid there- through. Clamping flow diverting apparatuses are also provide...
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WO/2011/143776 |
A vertical separator has a bowl which is supported for rotation about a vertical axis and from beneath, providing an unobstructed inlet to the bowl. Conveyor flighting, located concentrically for independent co-rotation within the bowl, ...
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WO/2011/145396 |
Provided is a tunneling machine which is used to lay a propulsion pipe underground. This tunneling machine is such that a front body comprises a speed reducer with a motor integrated together, and that the main body comprises a direction...
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WO/2011/146827 |
A method of recovering petroleum from dormant oil wells or increasing the production of oil wells is disclosed. An alkali or alkali earth carbonate is introduced into a water layer associated with a subterranean petroleum reservoir and/o...
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WO/2011/146736 |
A cutting tool having a tool body with a plurality of blades extending radially therefrom and a plurality of rotatable cutting elements mounted on at least one of the plurality of blades is disclosed, wherein the plurality of rotatable c...
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WO/2011/146169 |
Pressure within a subsea well is managed as temperature within the well fluctuate. The management of the pressure mitigates stress to the structure of the well caused by the pressure. To manage the pressure, fluid is received from and/or...
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WO/2011/146826 |
An improved riser system which comprises a connector for connecting conduits and a mooring system for mooring the connector to the floor of a body of water. The connector may include a pivoting device. The improved riser system also comp...
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WO/2011/145059 |
The present invention relates to a deep underwater oil leak containment system employing a skirt having a first collapsed position carried by a support structure and having a lower periphery attached to an anchor ring. The skirt has a se...
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WO/2011/144828 |
The bundle of pipes comprises a number of pipes (1), (2) and (3) surrounded with a layer of insulant (4). Exchanges of heat between the pipes are encouraged by the presence of a conducting material (6) in contact with the pipes so as to ...
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WO/2011/145966 |
A method is given for diverting injected slickwater in a hydraulic fracturing treatment. The diversion fluid is preferably a substantially proppant free viscous fluid that causes a net pressure increase and plugging of some of the microf...
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WO/2011/144193 |
A sprinkling device (1) serves to load cutting heads (2) which are equipped with drilling bits 31-35 for use in mining, tunnelling and civil engineering. The sprinkling device (1) has a plurality of nozzles 21-25 which are arranged next ...
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WO/2011/145985 |
This invention relates to petroleum industry, in particularly, to control and monitoring of processes related to reservoir stimulation. A method of real time diagnostic of fracture operations with combination of tube waves and microseism...
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WO/2011/144512 |
The present invention relates to a method and a safety device for protection of well barrier(s) (5) against excessive bending moments from a riser (2). The safety device according to the present invention is arranged to detect critical b...
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WO/2011/146170 |
A property of fluid within a well in a geological volume is controlled. The property of the fluid may include fluid density, pressure gradient, temperature, foaming characteristics, and/or other fluid properties within the well. In parti...
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WO/2011/145982 |
The invention relates to the oil industry, and can be used in bottom hole pumping operations, more specifically, in oil wells. The method for increasing oil recovery from formations in the oil extraction process consists in generating su...
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WO/2011/143790 |
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WO/2011/146949 |
An electric pump assembly is provided in a well, the pump comprising an electric motor module having a first outer housing and a first mating means, an electric pump module having a pump inlet and a pump outlet, and a second outer housin...
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WO/2011/146490 |
The present disclosure provides a drill drive unit and drill string make up and break up unit with a method for use with a dual pipe drill string configuration. The drill drive unit is mounted to a single carriage and includes an outer d...
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WO/2011/144670 |
A method for making a polycrystalline diamond (PCD) construction comprises providing a cemented carbide substrate comprising carbide grains cemented together by a cement material, subjecting the substrate to a first pressure treatment, t...
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WO/2011/144223 |
Face equipment for mechanized longwall mining, in particular underground coal mining, comprising a face conveyor which is arranged along the working face, a mining means which can travel along the face conveyor, and shield support units ...
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WO/2011/145950 |
An arrangement for resolving a hydrate plug (1) in a pipeline (2), such as tubing, drill pipe, casing etc., is described, said arrangement comprising a heating device (4) run on wire line. The heating device (4) is elongated and spear sh...
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WO/2011/146219 |
The present disclosure is directed to a cutting dart. The cutting dart comprises a dart body including a first pathway. The first pathway is configured to redirect cutting fluid flowing through a coiled tubing so that the cutting fluid f...
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WO/2011/146327 |
Methods and systems for determining whether a tool has been deployed below a drill pipe are provided. A downhole tool can measure various characteristics, which then can be analyzed to determine the likelihood of a tool having been deplo...
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WO/2011/146623 |
In some embodiments, apparatus useful for providing tubing into an underwater well includes at least one surface injector configured to control movement of the tubing into and out of the well and at least one underwater injector configur...
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WO/2011/144194 |
The invention relates to a spraying device (1) that is used to spray machine parts (5) or at-risk areas in mining, tunnel construction, and civil engineering. The spraying device has a plurality of nozzles (2, 3, 4), from each of which a...
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WO/2011/144864 |
The present invention relates to a piece of seabed-to-surface linking equipment between a plurality of submarine pipes (3) resting on the seabed (12) and a support (1) floating on the surface (10) and anchored (1a) to the seabed, includi...
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WO/2011/146250 |
A magnetic retrieval tool used for collecting metallic debris and material from within a wellbore or other surrounding downhole tubular. The tool includes a tool mandrel with one or more pockets formed in its outer radial surface. A remo...
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WO/2011/146210 |
A mechanism for selectively activating a plurality of downhole pathways including a) a valve having: i) a sleeve coupled for movement between an open and normally closed position; and ii) a valve magnet set mounted to the sleeve; and b) ...
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WO/2011/146251 |
A magnetic retrieval tool used for collecting metallic debris and material from within a wellbore or other surrounding downhole tubular. The tool includes a tool mandrel with a removable insert which contains one or more magnets. The ins...
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WO/2011/146418 |
A method of forming a bendable slotted liner with multiple circumferentially overlapping non-axial keystone slots comprising: transversely profiling a rod to form a profiled rod, having bending members outwardly profiled wider than inter...
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WO/2011/145943 |
The invention relates to an improved safety device, for oil and gas installations, which installations comprise one or more conduits for the transport of oil and/or gas, and one or more valves, wherein the safety system comprises a freez...
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WO/2011/146836 |
A downhole tool assembly is configured for repeated and selective hydraulic actuation and deactuation. A piston assembly is configured to reciprocate axially in a downhole tool body. The piston assembly reciprocates between a first axial...
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WO/2011/143738 |
A modular skid frame and device to reduce the potential for harm and injury from arc flashes. The modular skid frame comprises a plurality of frame members secured together to form the skid frame, and one or more hook members formed on o...
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WO/2011/143691 |
A breakout tool (10) comprises a breakout tong (12) adapted to grip a first one of the two components of a drill string. The breakout tool (10) can be used for "breaking out" the two components of a drill string whilst a second one of th...
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WO/2011/146068 |
The present invention relates to a method for measuring the characteristics of a downhole fluid. The method for measuring the characteristics of a downhole fluid includes passing a downhole fluid sample through an analyzer, analyzing the...
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WO/2011/145979 |
The group of inventions is intended for exerting wave influence on a productive formation during oil well operations. The method consists in that a process fluid is pumped through a delivery line (10) and into a formation, flowing via th...
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WO/2011/146752 |
Methods of forming at least a portion of an earth-boring tool include providing particulate matter comprising a hard material in a mold cavity, melting a metal and the hard material to form a molten composition comprising a eutectic or n...
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WO/2011/144776 |
The invention relates to an incremental tunnel that is built with successive tunnel sections that can vary from 10 to 30 meters in length and have the shape required by the project, and that once inserted in the ground, will form the cem...
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WO/2011/146549 |
A method for controlling entry of hydrocarbon into a wellbore from a subsurface formation includes determining whether hydrocarbon is entering the wellbore. Whether a rate of hydrocarbon entry into the wellbore is slowing is then determi...
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WO/2011/143569 |
Recovering oil and gas from subterranean oil and gas reservoirs using gas injection can serve an additional purpose of capturing and sequestering carbon dioxide. This can be accomplished where the feed gas for the gas injection is, at le...
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