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WO/2008/028907 |
The invention relates to a method for creating a borehole (2), in which a drill head (11) is lowered by means of a drill rod assembly (10) that is rotated by a drill drive (8), the drill cuttings are discharged from the borehole (2) by m...
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WO/2008/029124 |
Hydrocarbons are recovered from subterranean formations by waterflooding. The method comprises passing an aqueous displacement fluid via an injection well through a porous and permeable sandstone formation to release oil and recovering s...
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WO/2008/030754 |
A cable (34) that delivers power, signals, or information is wet connected downhole. The lower portion of the cable (30) can be in an auxiliary conduit to a main tubular and be installed already connected to sensors, instruments or other...
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WO/2008/030205 |
The invention relates to roller bits which are used for drilling oil and similar wells, mainly at high rotational frequencies, high loads applied to a bit and high temperatures of a working medium. The invention is characterised in that ...
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WO/2008/030136 |
The inventive plant comprises a jet pump and a packer. A stepped through channel provided with a seat, a channel, which is used for supplying liquid media pumped out from a well and which is connected to the stepped channel downstream of...
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WO/2008/030046 |
The present invention discloses a method for maintaining a conduit line using a sheet heating element, more specifically to a method for maintaining a conduit line using the sheet heating element whereby thermohardening resin can be hard...
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WO/2008/031021 |
A system, method and device may be used to monitor conditions in a borehole. Energy is transmitted to a pulse generator located proximate a position to be interrogated with a sensor. The pulse generator stores the energy, then releases i...
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WO/2008/030758 |
A polyelectrolyte complex for the controlled release of an oil and gas field chemical selected from the group consisting of (a) a gel-forming or cross-linking agent, (b) a scale inhibitor, (c) a corrosion inhibitor, (d) an inhibitor of a...
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WO/2008/028307 |
Disclosed is a method that is carried out by means of railway vehicles (1, 2) which are each provided with a trough-shaped container that is open at the top. The containers (8) can be filled when the train moves slowly, whereupon the con...
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WO/2008/028277 |
A signal processing apparatus which has an input for receiving a signal conveying a response from first and second optical components to an optical excitation. The first and second optical components are in an optical sensor which is int...
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WO/2008/031044 |
The present invention provides an apparatus and a method for making up tubular strings in a well. The present invention provides a single joint manipulator arm for manipulating and positioning tubing joints for coupling into a tubular st...
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WO/2008/030620 |
A method of determining the stuck point in a bore hole is provided. The method employs a device, such as an inductor or coil (19), for writing magnetic marks into the bore hole casing. The device is incorporated into a retrieval tool (16...
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WO/2008/027649 |
A reinforced pipe section (100) comprises a metal pipe (110), a layer of dry- fibers (120) disposed around the metal pipe (110), and an external liner (130) covering the layer of dry fibers (120). A method of manufacturing a reinforced p...
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WO/2008/028197 |
A drill core tray (100) comprises a sheet metal base plate (104) shaped to form a number of elongated recesses (114). The recesses (114) are separated by dividers (112) comprising inclined lower sides (120) leading into upstanding side w...
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WO/2008/026974 |
The present invention is related to a drilling-machine for making holes in building structures or the like, said drilling machine comprising a frame (2) having a column (3) which is adjustable in different directions in respect to a subs...
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WO/2008/026148 |
A packer assembly (10) use in wellbore operations includes a first packer (14) and a second packer (14) interconnected by an adjustable length spacer (16). The spacer provides a mechanism for adjusting the distance between the first pack...
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WO/2008/025936 |
A pressure relief valve comprising a body (126) with an inlet passageway (130) and an outlet passageway (140) and a valve member (148,153) for selectively controlling fluid flow from the inlet passageway (130) to the outlet passageway (1...
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WO/2008/027012 |
This invention is centered on the replacement of the single thick solid rack used in 'rack and pinion' applications with multiple thinner racks so as to function equally or similarly as the single solid rack for use in moving body or bod...
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WO/2008/027481 |
A nozzle (110) includes a nozzle body (112) having an extended, tubular nozzle protrusion (150) terminating at a nozzle exit (116), the nozzle body having an annular shoulder (152) surrounding a base of the nozzle protrusion. A passage (...
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WO/2008/026971 |
The invention relates to a method of drilling holes in the ground. According to the invention, a flat support is placed on the ground and a vehicle (24) is driven onto the support (2) such that the support (2) is held by the weight of ve...
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WO/2008/025555 |
The invention relates to an apparatus for the milling cutting and/or drilling of materials, in particular for removing rock, minerals or coal, comprising a tool drum (104) which is mounted on a drum carrier (101) such that it can rotate ...
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WO/2008/027048 |
The present invention relates to a multi-layer fluid delivery device for post-installation in-situ barrier creation. The device provides a medium for post-installation injection of remedial substances such as waterproofing polymeric resi...
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WO/2008/025536 |
A high-pressure device (100) is described, particularly a continental deep sea aquarium, having a shaft (10) extending into the earth's crust (11), and a pressure unit (20) disposed within the shaft (10) and having an internal pressure c...
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WO/2008/027047 |
In some embodiments, an apparatus includes a drill pipe comprising a first pipe (102) to couple to a second pipe (104) . The first pipe comprise an end to couple the first pipe to the second pipe, wherein the end comprises a coil (308) t...
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WO/2008/026011 |
Methods and systems for controlling movement of a bit of a drilling assembly during reaming of an already- drilled hole; the methods, in certain aspects, including determining a ream speed for downward movement of the bit in the hole, mo...
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WO/2008/024856 |
A tool (112) for moving within a passage (132) comprises an elongated body (207), at least one gripper assembly (180, 182) engaged with the body (207), a turbine (150), and a power transmission assembly. The elongated body (207) has an i...
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WO/2008/024925 |
A fluid conduit sheath (18) for a wellbore tractor (10) can provide transportation of a working fluid external to a wellbore tractor in a downhole environment. The fluid conduit sheath can further provide cooling to electrical devices in...
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WO/2008/023256 |
A downhole tool, configured to be suspended in a borehole traversing an earth formation, includes a downhole data acquisition system placed in the tool body and electrically connected to an electric power generator at the formation surfa...
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WO/2008/024793 |
A method for logging a downhole formation in a wellbore. The method comprises drilling a wellbore with a drill bit coupled to a disconnect device (20). The disconnect device is then actuated to detach the drill bit from a portion of a co...
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WO/2008/024193 |
A cutting bit body (22) that is a part of a cutting bit (20) that includes a hard insert (24) that is affixed to the cutting bit body (22) and wherein the cutting bit (20) impinges earth strata. The cutting bit body (24) is an elongate p...
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WO/2008/022424 |
An oilfield tubular torque wrench and a tong therefore is described. In one aspect, a torque wrench is described including an upper tong including a recess for accepting an oilfield tubular positioned along an axis passing through the re...
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WO/2008/024881 |
A tool (112) for moving within a passage (132) comprises an elongated body (207); a closed system (155) for converting a circulating flow of a fluid into movement of the tool (112) within the passage (132), and a pump-powering assembly. ...
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WO/2008/024147 |
A waxy oil-external emulsion is provided for injection into a selected zone of a subsurface formation. The selected zone is typically a high permeability zone. The emulsion generally comprises oil, added wax, and water. The emulsion may ...
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WO/2008/024859 |
A wellbore tractor comprises an elongated body having an internal fluid chamber, at least one gripper assembly, a drilling mud driven turbine (150), and a power transmission assembly. The output shaft of the turbine is connected to a gen...
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WO/2008/023203 |
A method of manufacturing a flow block for use as a T-Block, tree block, manifold block or valve block, the method comprising the steps of: machining a main bore in a body; forming an opening in the body in a side wall of the main bore; ...
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WO/2008/024448 |
Perforating devices, temporary dissolvable plugs, and dissolvable indicator devices for downhole tools all having at least one tracer are disclosed. Upon detonation of the perforating charge, dissolution of the temporary plug, or actuati...
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WO/2008/022425 |
A method for measuring applied torque of a oilfield tubular torque wrench, the oilfield torque wrench being operable to torque a tubular about an axis of rotation and the oilfield torque wrench including a lower tong including a recess t...
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WO/2008/024809 |
A connector is made up downhole and can connect electrical signal or power circuits. The male component (32) features one or more circumferential bands (28, 30) on the exterior and the female component (12) features like bands (16, 18) o...
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WO/2008/022427 |
Automated make-up and break-up methods and apparatus for rotary oil well drilling are presented. The apparatus includes a drilling database storing tubular type records, a torque wrench having a spinner, and a controller. During make-up,...
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WO/2008/023089 |
Drilling device for drilling into ground, rock or for reaming a predrilled hole which drilling device comprises, if needed, a bit (2) which drills the central part of the hole and a hammer (1) for it, or the mentioned bit (2) is at least...
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WO/2008/020773 |
The injection sprayer destined especially for a mining organ of a combined cutter loader contains a seat (1) with a through hole along its longitudinal axis, the through hole where a spray nozzle (7) delivering a conical water jet is mou...
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WO/2008/020759 |
The present invention relates to a sealing device comprising a sealing (1) which is threaded onto a sleeve (7), where the sleeve (7) is located in a base tube (11) comprising valve ports (12), and where the sealing device shall seal betw...
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WO/2008/021354 |
An earth boring bit has a bit body having a depending bearing pin. A cone has a cavity rotatably mounted on the bearing pin. A seal groove formed in the cavity of the cone. An elastomeric seal ring is located within the groove and forms ...
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WO/2008/022106 |
A method for controlling a peripheral drilling operation involves obtaining a first property of a first drilling operation component associated with the peripheral drilling operation, via a wireless network, obtaining a second property o...
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WO/2008/020177 |
A technique facilitates monitoring a reservoir property in a flowing well (22). The technique utilizes deployment of a sensor system (42,66) along the wellbore outside of a wellbore commingled flow region. The sensor system is utilized w...
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WO/2008/020226 |
An apparatus (10) for mounting on a tubular (12) for location in a bore comprises a seal comprising a swelling sealing material adapted to permit passage of fluid cement between the tubular and the surrounding bore wall which is void of ...
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WO/2008/019866 |
The invention relates to a shearer loader for underground mining, with cutting drums for each direction of travel, with a cooling-water circuit (30) for cooling the drive motors (31, 32), with a spray system comprising at least one spray...
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WO/2008/022141 |
A fluid loss control system having a loss control valve (16) and a plurality of zones including an isolation assembly (21) disposed in a wellbore and a string having a stinger (32) at a downholemost end thereof. The string is supportive ...
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WO/2008/021329 |
This disclosure, in one aspect, provides an apparatus for use in a wellbore that includes a member having an encoded magnetic field and a sensor proximate the encoded magnetic field that measures a change in the magnetic field due to a c...
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WO/2008/020152 |
A system for enabling communication between an underwater fluid extraction facility and a remote location comprises a fibre-optic cable connected between the facility to the remote location, signal transmission means at the remote locati...
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