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WO/2012/156842 |
The apparatus (14) according to the invention for the milling cutting of rock, minerals or other, in particular hard, materials which can preferably be used as a part-face heading machine (10) in underground mining, has a tool drum (15) ...
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WO/2012/158489 |
A method for enhancing foam stability In foaming compositions for use in oilfield treatment application, including but not limited to use in mobility control for gas flooding. The method comprises the step of adding to a foaming composit...
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WO/2012/156663 |
Of the many compositions and methods provided herein, one method includes providing a settable fluid that comprises an aqueous-based medium, a lime composition, and a cementitious blend that comprises metakaolin particulates and aluminos...
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WO/2012/158370 |
A cut and pull spear is configured to obtain multiple grips in a tubular to be cut under tension. The slips are set mechanically with the aid of drag blocks to hold a portion of the assembly while a mandrel is manipulated. An annular sea...
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WO/2012/158821 |
A ram tensioner system with a deck mountable frame having an upper portion and a lower portion connected by a plurality of cylinder sleeves and at least one guide post sleeve. A guide post engages the guide post sleeves, and an individua...
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WO/2012/156434 |
To protect a hydraulic, electric and/or other conduit (7) in an annular space (22) around a well casing (1) against damage from perforating and other well operations (23) the conduit (7) is arranged in a groove (5) in a U- or V-shaped pr...
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WO/2012/156681 |
A buoyancy element, riser assembly including a buoyancy element and a method of supporting a riser are disclosed. The buoyancy element (400) includes a body (402) of at least partly flexible structure having a volume that is adjustable b...
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WO/2012/155248 |
The present invention is directed to second stage oil recovery and more specifically to exploiting pressure gradients in oil recovery. According to embodiments of the invention pressure differentials are exploited to advance production o...
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WO/2012/158367 |
A cut and pull spear is configured to obtain multiple grips in a tubular to be cut under tension. The slips are set mechanically with the aid of drag blocks to hold a portion of the assembly while a mandrel is manipulated. An annular sea...
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WO/2012/158900 |
A well servicing system includes a frame adapted to mount to a pipe handling system that includes a hanger adapted to guide a load coupled to a cable towards a wellhead, where the load exerts at least a portion of a tensile force on the ...
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WO/2012/155696 |
A high-pressure resistant drilled hole sealing method comprises: inserting a first grouting pipe (1-1) in a finished drilled hole; pouring a high-pressure resistant sealing material I (2-1) of a pouring thickness I L3 at the depth of 27 ...
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WO/2012/158768 |
The present disclosure relates to methods and apparatuses to separate solids from a drilling fluid. A shaker in accordance with the present disclosure includes a first screening deck having a first channel and a second channel, and also ...
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WO/2012/158370 |
A cut and pull spear is configured to obtain multiple grips in a tubular to be cut under tension. The slips are set mechanically with the aid of drag blocks to hold a portion of the assembly while a mandrel is manipulated. An annular sea...
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WO/2012/156735 |
A perforating drill string assembly comprises a bridge plug (12) connected to a conventional setting tool (14), a casing brush or scraper (20) connected to the lower end of the bridge plug and an explosive perforating gun (36) connected ...
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WO/2012/158144 |
A method for forming a controllable bend angle in a drill string in a wellbore comprises attaching an upper housing to a drill string. At least, one drive motor is anchored in the upper housing. A. middle housing is operably coupled to t...
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WO/2012/158575 |
A vortex-controlled variable flow resistance device ideal for use in a backpressure tool for advancing drill string in extended reach downhole operations. The characteristics of the pressure waves generated by the device are controlled b...
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WO/2012/156751 |
A connector is disclosed for connecting components of a subsea conduit system extending between a wellhead and a surface structure, for example, a riser system. Male and female components are provided, and a latching device to releasably...
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WO/2012/156730 |
The invention relates to methods of determining whether a wellbore sealing operation has been performed correctly, and to wellbore-lining tubing which facilitates the determination of whether a wellbore sealing operation has been perform...
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WO/2012/159062 |
A method of deploying a downhole tool into a wellbore includes: lowering a cable into the wellbore; after lowering the cable, engaging a mold with an outer surface of the cable; injecting sealant into the mold and into armor of the cable...
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WO/2012/156841 |
The apparatus according to the invention for the milling cutting of rock, minerals or other, in particular hard, materials, which preferably can be used on a part-face heading machine (10) in underground mining, has two tool drums (17), ...
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WO/2012/158381 |
An assembly capable of being disposed in a subterranean bore for obtaining a fluid sample is described. The assembly can include an apparatus having a sample chamber and a housing encasing the sample chamber and providing a pressure sour...
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WO/2012/158155 |
A well drilling method can include transporting a pressure optimization unit to a rig site, the pressure optimization unit including a choke manifold, a control system which automatically controls operation of the choke manifold, and a f...
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WO/2012/156495 |
Methods, apparatuses and computer readable instructions for determining the effectiveness of, and for performing, a low salinity waterflood. An ion diffusion distance value is determined based on the rate of diffusion of ions within the ...
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WO/2012/158044 |
A cutting device (16), safety valve (2) and method for severing an object (14) in said safety valve (2) for a well (4), wherein the cutting device (16) is structured for incorporation in the safety valve (2). The distinctive characterist...
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WO/2012/158209 |
Separators, screens, and shakers are disclosed useful for facilitating the killing of living things in streams associated with separator and shaker operation. Treatment apparatuses kill living things and/or killing material is added to s...
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WO/2012/158522 |
An apparatus for sampling a fluid in a borehole may include a vessel configured to be disposed in a borehole and at least one sensor in communication with one phase of the plurality of phases in the vessel. The vessel separates the fluid...
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WO/2012/152848 |
A tip for a degradation tool, the tip comprising a PCD structure (20) joined to a cemented carbide substrate (30); the PCD structure comprising a plurality of strata (24, 25) arranged so that adjacent strata have alternating compressive ...
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WO/2012/154167 |
A well drilling system includes a flow control device regulating flow from a rig pump to a drill string, the flow control device being interconnected between the pump and a standpipe manifold, and another flow control device regulating f...
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WO/2012/152278 |
An offshore system for transferring fluid at least partly below sea surface e.g. for transferring oil from a well (9) to a sea surface installation (4). The offshore system comprises a flexible transporting unit (3), such as a pipe and a...
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WO/2012/154180 |
A downhole tool gun string assembly comprises a first perforating gun operable to generate a first pressure at a first location in a wellbore, wherein the first perforating gun comprises a first plurality of perforating charges; a second...
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WO/2012/152674 |
The invention relates to a method for detecting and tracking the position of a mobile transferring device/loading device of a bucket-wheel excavator or bucket chain excavator (1), which bucket-wheel excavator or bucket chain excavator co...
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WO/2012/155018 |
Cooling of downhole components is effected using an expendable refrigerant, such as water. Refrigerant, in thermal communication with a component to be cooled, is evaporated in an evaporator. Vapor is removed from the evaporator and rele...
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WO/2012/154932 |
A method for fracking and completing a well (10) having a well bore (12) through a formation (14) includes the steps of: packer jack fracking the fonriation using a packer (22) to form a packer fractured formation (28), moving the packer...
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WO/2012/152916 |
Systems, tools and techniques for generating downhole parameters of a wellbore penetrating a subterranean formation and having a downhole fluid therein are provided. A downhole tool with sensor pads is positioned in the wellbore for emit...
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WO/2012/154336 |
Working fluids, such as drilling fluids, may remove heat from other fluids, tools, equipments and environments and transfer it to other locations by using reversible phase change elements. The heat removal occurs through the absorption o...
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WO/2012/155045 |
A method of treating a downhole region penetrated by a wellbore with a treatment agent is given, including delivering the treatment agent to the wellsite enclosed in one or more destructible containers, inserting the one or more destruct...
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WO/2012/154056 |
The invention provides a valve useful as a production valve in or connected to a production tree subsea, and other similar uses subsea or topside, the valve comprises a valve element, a valve element pressure housing, an actuator, a stem...
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WO/2012/153755 |
A power management system for mining (100) includes: a first overhead line (1) which is disposed on an ascending slope (RU), and exchanges power with an ascending vehicle (6U) that travels on the ascending slope (RU); a second overhead l...
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WO/2012/154415 |
The disclosure, in one aspect, provides a method of drilling a wellbore that includes features of drilling the wellbore using a drilling assembly that includes a drill bit that further includes a weight sensor and a torque sensor, determ...
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WO/2012/154294 |
Method for marine seismic acquisition using both monopole (91) and dipole (92) source types. Through a combination of source design and operation and/or combination or summing of the data in a processing step, the source ghost is either ...
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WO/2012/154296 |
A jarring device includes an outer housing which defines an axial flow path therethrough. An impact rotator is retained within the housing and is rotatable therewithin between a first rotational position and a second rotational position ...
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WO/2012/152916 |
Systems, tools and techniques for generating downhole parameters of a wellbore penetrating a subterranean formation and having a downhole fluid (108) therein are provided. A downhole tool with sensor pads (118a, 118b, 118c, 118d) is posi...
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WO/2012/151605 |
Systems and methods are described for conditioning an underground coal gasification syngas stream. Raw syngas (104) is fed to a partial oxidation unit to produce a processed syngas (116) substantially depleted of heavy hydrocarbons and, ...
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WO/2012/154415 |
The disclosure, in one aspect, provides a method of drilling a wellbore that includes features of drilling the wellbore using a drilling assembly that includes a drill bit that further includes a weight sensor and a torque sensor, determ...
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WO/2012/155045 |
A method of treating a downhole region penetrated by a wellbore with a treatment agent is given, including delivering the treatment agent to the wellsite enclosed in one or more destructible containers, inserting the one or more destruct...
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WO/2012/154471 |
A downhole locator apparatus, including a tool body having a central axis defined therethrough, and at least one locator lug radially expandable from the tool body, in which the at least one locator lug is configured to be received in an...
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WO/2012/155017 |
A method, apparatus and system for cooling a component of a downhole tool is disclosed. The apparatus includes a first desiccant configured to adsorb a refrigerant gas. A transmitter is configured to transmit electromagnetic energy into ...
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WO/2012/154057 |
A device for the pressure regulation of a well (1) which is provided with a return pump (14) for drilling fluid, and in which the operating level (10) of drilling fluid in an annulus (8) which is formed between an outer pipe (4) and an i...
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WO/2012/154521 |
A method of foaming a fluid for recovering gas from a gas well and enhancing oil production from a gas-lifted oil well penetrating a subterranean oil-bearing formation is disclosed and claimed. The method includes introducing into the fl...
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WO/2012/152574 |
A subsea data communication system and a method of performing a data communication between a topside control system and a subsea installation are provided. The topside control system comprises a topside low frequency modem adapted to per...
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