Matches 1 - 50 out of 92 1 2 >


Match Document Document Title
8939202 Fracturing nozzle assembly with cyclic stress capability  
A fracturing jet nozzle assembly features a series of angles nozzles on a rotatably mounted plate that operates in conjunction with a central nozzle or nozzles. The slanted nozzles are aimed into...
8931558 Flow line cleanout device  
A flow line cleanout device for a coiled tubing head of a coiled tubing string is comprised of a hydraulic vane motor assembly having a rotor configured for attachment to and rotation of a work...
8844651 Three dimensional fluidic jet control  
A method of controlling a fluid jet can include discharging fluid through an outlet of a jetting device, thereby causing the fluid jet to be flowed in multiple non-coplanar directions, and the...
8726941 Exit assembly having a fluid diverter that displaces the pathway of a fluid into two or more pathways  
An exit assembly comprises: a fluid inlet; an exit chamber; a fluid outlet; and a fluid diverter, wherein the fluid diverter is connected to the fluid inlet and the exit chamber, and wherein the...
8469089 Process and apparatus to improve reliability of pinpoint stimulation operations  
An anchor tool having a housing, a one-way restrictor device in fluid communication with the housing, and a stabilizer affixed to the housing. The one-way restrictor device is configured to allow...
8418725 Fluidic oscillators for use with a subterranean well  
A well tool can comprise a fluid input, a fluid output and a fluidic oscillator which produces oscillations in a fluid which flows from the input to the output. The fluidic oscillator can include...
8376254 Water treatment systems and methods  
Systems, apparatus and methods are described that can be used for cleaning wells using unfiltered fluids and fluids that contain solid matter. A spray head assembly mounted in a pumping station...
8312930 Apparatus and method for water well cleaning  
A method and apparatus for cleaning a water well is presented. The apparatus utilizes a tool body having a plurality of discharge nozzles for jetting streams of filtered water at high pressure on...
8267181 Open-hole mudcake cleanup  
Apparatus and methods for performing downhole operations. The apparatus can include a sealing mechanism having an inner bore formed therethrough; a check valve adjacent the sealing mechanism; a...
8205676 Water well cleaning apparatus and method  
A method and system for cleaning the perforations of well casings employs a non-rotating tubing string attached to a hydraulic jet carrier body. The carrier body has outwardly extending arms which...
8151886 Open hole stimulation with jet tool  
A fracturing method for preferably open hole uses fluid velocity impinging on the wellbore wall to initiate fractures. Telescoping members that extend using nozzles inside them but come out to a...
8127831 Wellbore method and apparatus for sand and inflow control during well operations  
Method and apparatus for producing hydrocarbons including a wellbore that accesses a subsurface reservoir; a production tubing string disposed within the wellbore; and sand control devices coupled...
8074717 Drilling method and downhole cleaning tool  
A method for drilling a well with a drilling apparatus comprising a drill string and a bit, comprising attaching a cleaning tool comprising a coaxial pipe and at least one vortex spinner to a...
8061426 System and method for lateral wellbore entry, debris removal, and wellbore cleaning  
A method of servicing a wellbore comprises running a toolstring into a wellbore to a first depth, actuating a controllably rotating sub-assembly of the toolstring to rotate, and activating a...
8025101 Cyclic steam stimulation method with multiple fractures  
A cyclic steam soak (CSS) stimulation method for producing heated hydrocarbons from a viscous hydrocarbon-containing formation comprises the steps of: a) drilling a well (1) having a substantially...
7980299 Horizontal well treating method  
Method of treating, especially, horizontally deviated wellbores where various treating solutions such as, acids, slurries, proppants, fracturing fluids, flushing fluids, or sealants are...
7726403 Apparatus and method for ratcheting stimulation tool  
A method and apparatus for ratcheting a stimulation tool in a well in which the stimulation tool is movable from a first radial position to a second radial position without moving the tool string.
7650941 Equalizing injection tool  
An equalizing injection wash tool includes a plurality of interconnectable wash tool segments. Each of the segments provides a flow applicator nozzle for transmitting fluid/and or solid from the...
7617871 Hydrajet bottomhole completion tool and process  
Of the many assemblies and methods provided herein, one assembly includes a conduit adapted for installation in a well bore in a subterranean formation; one or more fluid jet forming nozzles...
7540327 Abrasive jet cutting system and method for cutting wellbore tubulars  
An embodiment of a cutting tool positionable in a tubular for creating a cut in a tubular includes a body securable within the tubular and a cutting head having a nozzle for discharging a...
7424912 Wellbore treatment apparatus and method  
A treatment apparatus and method for wellbore instability is described including a caliper with one or more radially extending arms which are capable of extending and retracting movement in a...
7314083 Slow rotation fluid jetting tool for cleaning a well bore  
A rotary jetting tool for connection to a hollow, fluid conducting workover string has a main tool body with a hollow central passageway and a rotatable jet carrier mounted on a depending central...
7201238 Low friction face sealed reaction turbine rotors  
Rotary jetting tool including a rotor with axially-opposed pressure-balanced mechanical face seals. Vented upper mechanical face seal enables the rotor to be operated with the relativity low...
7083011 Fluid drilling head  
A fluid drilling head has a plurality of nozzles (3, 4, 5, 6) in a rotatable nozzle assembly (2) to provide high pressure cutting jets (7). The head is provided with a gauging ring (10) having an...
7082952 Well cleaning system  
A well-cleaning system (10) is provided with a control system (30) where waste liquid level sensors (35, 36) co-operate with timers (39, 40) to control the frequency and duration of the...
7051821 Adjustable hole cleaning device  
An adjustable hole cleaning device is provided for cleaning a hole in a subterranean formation. A drillstring containing the device is rotated to drill a hole through the subterranean formation....
6840315 Device for cleaning an inner pipe inserted into a gas or oil producing well  
A device for cleaning an inner pipe which comprises a nozzle head comprised of a feed borehole axially disposed therein, at least two rotation nozzles communicating with the feed borehole, at...
6758276 Method and apparatus for displacing drilling fluids with completion and workover fluids, and for cleaning tubular members  
A tubular body or mandrel incorporated into a string of tubular pipe, on which first and second swab cups and first and second metal brushes and a casing scraper are mounted, is run into a cased...
6523610 Methods and apparatus for forming metal casings in well bores  
Methods and apparatus for forming metal or metal alloy casings in well bores are provided. A method of the invention comprises the steps of providing and pumping a fluid suspension of a...
6397864 Nozzle arrangement for well cleaning apparatus  
An apparatus for cleaning subterranean wellbores is described. The apparatus comprises a rotatable jet head with less than five axially separated nozzles through which an abrasive fluid is...
6311774 Method and apparatus for securing a well casing to a wellbore  
A well casing for receiving well fluid from a producing formation includes a first tubular section that has a tortuous outer surface for directing the flow of a bonding agent around the exterior...
6289987 Integral blade downhole wash tool  
Apparatus for efficient cleaning of downhole equipment in boreholes, especially oil and gas wells drilled offshore from floating drilling vessels. The apparatus is a wash tool having an elongated...
6189618 Wellbore wash nozzle system  
A wash nozzle for wellbore washing operations has been invented, the wash nozzle, in one aspect having a central mandrel with a top, a bottom, and a fluid flow bore therethrough from top to...
6082473 Drill bit including non-plugging nozzle and method for removing cuttings from drilling tool  
A non-plugging nozzle and self-cleaning drilling tool incorporating the nozzle is provided. The nozzle has a body that defines a central passageway extending axially from the top to the bottom of...
6065541 Cleaning device  
A cleaning device for a well bore which is adapted to be connected to a drill string for insertion into the well bore and through which cleaning fluid is pumped, comprises an elongated outer...
6062311 Jetting tool for well cleaning  
An apparatus for cleaning subterranean wellbores is described. The apparatus comprises a sleeve member which is fixed to a part of the drillstring and a rotatable jet head with nozzles through...
6012517 Treating non-naturally occurring subsurface soil contaminants with pneumatic injection of dry media  
An apparatus for pneumatically fracturing a soil formation, and thereafter utilizing or maintaining the fracture network thus formed by continuous injection of a gas stream into the fracture...
5839511 Blowout preventer wash-out tool  
A tool for washing out drill cuttings accumulations in blowout preventer stacks connected to oil and gas well prior to testing the blowout preventers. The tool utilizes a finned tubular member and...
5836394 Well regeneration apparatus  
A well regeneration apparatus and method of accomplishing same are provided. A scrubber pump is associated with a device for mechanically cleaning a well casing for washing and scrubbing a filter...
5765756 Abrasive slurry jetting tool and method  
A fluid jetting arrangement for fluid jetting a surface including a body (B) to receive jetting nozzle extenders (NE) which in one embodiment comprise a plurality of jetting nozzle extenders...
5484016 Slow rotating mole apparatus  
A slow rotating mole apparatus for use in hydrablasting wellbores and pipelines. The apparatus generally consists of a motor section with a rotor rotatable in response to fluid flow through the...
5445220 Apparatus for increasing productivity by cutting openings through casing, cement and the formation rock  
A perforator to increase conductivity of a deposit bearing region of oil, gas, and/or water saturating a rock formation having a wellbore hole therethrough and, thus, increase production by...
5363927 Apparatus and method for hydraulic drilling  
A process and apparatus for high pressure drilling are disclosed. The apparatus comprises an essentially solid drill head with horizontally extendable nozzle arms hingedly connected by shear pins...
5259458 Subsea shelter and system for installation  
A subsea abandoned wellhead protection system which may be installed underwater without the need for underwater assistance from divers or the like, the system allowing full site preparation and...
5183111 Extended reach penetrating tool and method of forming a radial hole in a well casing  
An extended reach penetrating tool which includes a tubing string lowered into a casing, anchored in position and including a cutting tool for forming a lateral hole in the casing. A formation...
5033545 Conduit of well cleaning and pumping device and method of use thereof  
The device employs the jet pump principle to bring a power fluid to sedimented solids and the like plugging a conduit, and it includes at least one nozzle which directs the power fluid in a...
5029644 Jetting tool  
An apparatus for hydraulically jetting a well tool having a sliding member includes a positioning tool for operably engaging the sliding member, and a jetting tool connected at a rotatable...
4967841 Horizontal well circulation tool  
Apparatus and method are provided for washing apparatuses in use of remedial tubing. A cylindrical housing has a fluid expansion chamber with fluid passageways communicating between the housing...
4928757 Hydraulic well penetration apparatus  
A well casing penetrator includes an elongated housing having a work fluid input chamber and enclosing an outwardly movable hydraulic cylinder driven punch for cutting an opening in a casing. A...
4919204 Apparatus and methods for cleaning a well  
Apparatus for pressurized cleaning of well flow conductors. The apparatus has a non-rotating inner mandrel, an adapter to connect the inner mandrel to a work string, a rotating housing on the...

Matches 1 - 50 out of 92 1 2 >