Matches 1 - 50 out of 182 1 2 3 4 >


Match Document Document Title
US20100314127 Consumable downhole tools  
A downhole tool having a body or structural component comprises a material that is at least partially consumed when exposed to heat and a source of oxygen. The material may comprise a metal, such...
US20120103629 SHEAR BOOST TRIGGERING AND BOTTLE REDUCING SYSTEM AND METHOD  
Systems can be configured to move a ram block in a blowout preventer. The system includes: a first bank of accumulators configured to provide a first pressure to move the ram block; a second bank...
US20120061096 DOWN HOLE EQUIPMENT REMOVAL SYSTEM  
The present invention provides a practical method capable of substantially removing downhole equipment by dissolving it with a chemical. The method comprises introducing an equipment dissolution...
US20100108327 Consumable Downhole Tools  
A downhole tool having a body or structural component comprises a material that is at least partially consumed when exposed to heat and a source of oxygen. The material may comprise a metal, such...
US20110308813 TUBING SHOE  
A tubing shoe is disclosed with a body adapted to be connected to a section of tubing to be emplaced in a wellbore and a nose provided on the body, wherein the nose includes a failure guide...
US20150060085 PLUG RECEPTION ASSEMBLY AND METHOD OF REDUCING RESTRICTION IN A BOREHOLE  
A method of reducing restriction in a borehole that is configured for a multizone fracturing operation wherein the borehole has a plurality of plug reception assemblies and each of the plurality...
US20120168152 DISSOLVABLE BARRIER FOR DOWNHOLE USE AND METHOD THEREOF  
A plug disposable in a well bore to block fluid from passing through the wellbore. The plug includes a body formed from water soluble glass. The body dissolvable in water. A method of utilizing...
US20150083436 METHOD FOR INSTALLING AND OPERATING A CABLE HEAD WITH CABLE SHEAR MECHANISM FOR WIRELINE CABLE SUPPORTING OILFIELD EQUIPMENT IN A WELLBORE  
A method for installing and operating a cable head with cable shear mechanism for wireline cable supporting oilfield equipment in a wellbore. The cable head has a housing, a cable bore, a tapered...
US20130199798 TEMPORARY PROTECTIVE COVER FOR OPERATIVE DEVICES  
A system for providing temporary protection, including an operative device located at an external surface of a member. A cover is externally disposed with respect to the operative device for...
US20080173453 MILL AND METHOD FOR DRILLING COMPOSITE BRIDGE PLUGS  
A system used to remove multiple isolation plugs from a wellbore. The system is efficient in fluidizing and circulating proppant located below an upper plug resting on top of proppant settled...
US20130081826 IN-SITU GENERATED BUFFER SYSTEM  
An aqueous buffered treatment solution for removing mud cake from a well bore treatment site is made by inducing an elevated temperature in an aqueous pre-buffer solution. The aqueous pre-buffer...
US20130255961 METHOD AND SYSTEM FOR RUNNING BARRIER VALVE ON PRODUCTION STRING  
A completion system, including a lower completion initially fluidly open. A production string is included having a removable plug configured to impede fluid flow through the production string. The...
US20140262327 FERROUS DISINTEGRABLE POWDER COMPACT, METHOD OF MAKING AND ARTICLE OF SAME  
A disintegrable powder compact includes a matrix; a plurality of dispersed particles including a particle core material dispersed in the matrix; a ferrous alloy including carbon disposed in one of...
US20150053422 HYBRID ROTARY CONE DRILL BIT  
A hybrid rotary cone drill bit includes a plurality of legs. A bearing shaft extends from each leg, and a rotary cone is rotationally coupled to each bearing shaft. At least one rotary cone...
US20140027128 DOWNHOLD FLOW INHIBITION TOOL AND METHOD OF UNPLUGGING A SEAT  
A downhole flow inhibition tool includes at least a first component and a mating component at least a portion of one of the first component and the mating component is dissolvable in a target...
US20140166305 MILLING CUTTER HAVING UNDULATING CHIP BREAKER  
A cutting element includes a front face and leading face extending between a first and second sides. A leading cutting edge is located at an intersection of the front face and the leading face,...
US20080245532 APPARATUS AND METHODS OF MILLING A RESTRICTED CASING SHOE  
A method of removing a restriction in a tubular located in a well includes providing a drilling assembly with a drill bit and a reamer, the reamer having a cutting structure for removing the...
US20130037274 Electrolytic Composition for Degrading Polymeric Filter Cake  
An aqueous breaking fluid having an aqueous fluid, powder particles, and at least one reducing sugar may be helpful in degrading a polymeric filter cake downhole. The aqueous breaking fluid may be...
US20100270031 DOWNHOLE DISSOLVABLE PLUG  
In one or more embodiments, a downhole plug is disclosed. The downhole plug can include a housing having an aperture disposed generally through the center of the housing, a stopper having a...
US20120247778 Completion Fluid with Friction Reduction  
A method for reducing the friction forces between tubulars, for example coiled tubing in casing, is disclosed. The method includes mixing a selected surfactant and particles of TEFLON in oil, then...
US20140190705 METHODS OF REMOVING A WELLBORE ISOLATION DEVICE USING GALVANIC CORROSSION OF A METAL ALLOY IN SOLID SOLUTION  
At least a portion of a wellbore isolation device consists essentially of: a metal alloy, wherein the metal alloy: (A) comprises magnesium at a concentration of at least 50% by volume of the metal...
US20090321085 PUMP OFF JUNK MILL  
A device for removing junk from a well by attaching to a tubing string a mill body with a removable milling core and lowering the assembly into a well. A movable collet and check valve are located...
US20060090900 Fracturing/gravel packing tool with variable direction and exposure exit ports  
A fracturing/gravel packing tool with variable direction and exposure exit ports. A system for delivering an erosive flow into a subterranean well includes a port displacing in the well while the...
US20140318808 Fracturing Multiple Zones with Inflatables  
One or more inflatables are used to initiate fractures in a formation. The onset of fractures after inflation to a predetermined pressure also results in damage to the inflatable and the ability...
US20090050334 Conditioning Ferrous Alloys into Cracking Susceptible and Fragmentable Elements for Use in a Well  
A technique includes providing a tool to be deployed in a well to perform a downhole function. The downhole function requires a minimum structural integrity for an element of the tool. The...
US20130319682 WELL COMPLETION USING A PUMPABLE SEAT ASSEMBLY  
A process and an apparatus for use in fluid fracturing of a well and the like is provided, the apparatus being a pumpable seat assembly for temporarily sealing a well casing comprising a generally...
US20140124216 ISOLATION DEVICE CONTAINING A DISSOLVABLE ANODE AND ELECTROLYTIC COMPOUND  
A wellbore isolation device comprising: a first material, wherein the first material: (A) is a metal or a metal alloy; and (B) partially dissolves when an electrically conductive path exists...
US20100065282 METHOD OF DRILLING OUT A REAMING TOOL  
A reaming tool includes a tubular body having a nose portion with a concave center. A plurality of blades defining junk slots therebetween extend axially behind the nose and taper outwardly from...
US20140374121 Downhole Entry Guide Having Disappearing Profile and Methods of Using Same  
Entry guides for use on a tubing string comprise one or more dissolvable materials. A profile disposed on the entry guide facilitates aligning the tubing string in a desired orientation within a...
US20070107908 Oilfield Elements Having Controlled Solubility and Methods of Use  
Oilfield elements are described, one embodiment comprising a combination of a normally insoluble metal with an element selected from a second metal, a semi-metallic material, and non-metallic...
US20070246224 Offset valve system for downhole drillable equipment  
Float equipment is constructed to have the check valve in an offset and/or skewed position with respect to the centerline of the tubular housing that is part of a string. The design is applicable...
US20140083717 HIGH-MOLECULAR-WEIGHT POLYGLYCOLIDES FOR HYDROCARBON RECOVERY  
A tool having a high-molecular weight Polyglycolides such as polyglycolic acid (PGA) may be used in downhole hydrocarbon recovery applications. Advantageously, PGA tools do not need to be drilled...
US20130112429 ENHANCED ELECTROLYTIC DEGRADATION OF CONTROLLED ELECTROLYTIC MATERIAL  
A method for degrading a downhole article includes exposing the downhole article to a composition comprising a corrosive agent selected from a reducing sugar, ester, aminocarboxylic acid, or a...
US20140224506 Easy Drill Slip with Degradable Materials  
Slip elements for a downhole tool include an inner body portion that is substantially formed of a material that is degradable by dissolution in response to a dissolving fluid and a hardened,...
US20110180261 METHOD OF REMOVING CUTTERS  
A method for enhanced degradation of a cutting structure on a drill shoe is provided. The cutting structure may be degraded at an accelerated rate after achieving a desired objective. Degradation...
US20090218098 Methods Of Using A Particle Impact Drilling System For Removing Near-Borehole Damage, Milling Objects In A Wellbore, Under Reaming, Coring, Perforating, Assisting Annular Flow, And Associated Methods  
A particle impact drilling system and method are described. In several exemplary embodiments, the system and method may be a part of, and/or used with, an apparatus or system, methods, to excavate...
US20120048572 Method for Removing a Consumable Downhole Tool  
A method for removing a downhole tool from a well bore comprises consuming at least a portion of the downhole tool within the well bore via exposure of the tool to heat and a source of oxygen....
US20110132620 Dissolvable Tool and Method  
A method of dissolving a tool includes, positioning the tool within an environment reactive with at least a portion of the tool, introducing the environment below a surface of the tool through at...
US20120125630 RETRIEVABLE SWELLABLE PACKER  
A well tool can include a swellable material, and a degradable material which supports the swellable material, but which degrades in response to contact with a selected fluid in a well. A packer...
US20110132619 Dissolvable Tool and Method  
A method of dissolving a tool includes, exposing an outer surface of the tool to an environment reactive with the tool, reacting the tool with the environment, applying stress to the tool,...
US20070074873 WELLBORE TOOL WITH DISINTEGRATABLE COMPONENTS  
The present invention generally provides a pressure isolation plug for managing a wellbore with multiple zones. The pressure isolation plug generally includes a body with a bore extending...
US20150101825 SEGMENTED SEAT ASSEMBLY  
An apparatus that is usable with a well includes a first portion and a second portion. The first portion includes a first plurality of segments, and the second portion includes a second plurality...
US20140338923 ELECTRONIC RUPTURE DISCS FOR INTERVENTIONLESS BARRIER PLUG  
Methods and apparatus are presented for removing a degradable barrier plug positioned in a downhole axial passageway. The degradable plug is initially isolated from fluid by at least one solid,...
US20140174757 ELECTRONIC RUPTURE DISCS FOR INTERVENTIONALESS BARRIER PLUG  
Methods and apparatus are presented for removing a degradable barrier plug positioned in a downhole axial passageway. The degradable plug is initially isolated from fluid by at least one solid,...
US20140224507 ISOLATION DEVICES HAVING AN ANODE MATRIX AND A FIBER CATHODE  
A wellbore isolation device comprises: a first material and a second material, wherein the first material and the second material form a galvanic couple and wherein the first material is the anode...
US20080066923 Dissolvable downhole trigger device  
A trigger device for setting a downhole tool is disclosed. The trigger device includes a retaining member that prevents the downhole tool from setting until it is properly positioned within the...
US20110005773 Self healing filter-cake removal system for open hole completions  
A method of treating a subterranean formation including providing a well bore that includes a filter cake on at least a portion of the well bore and contacting at least a portion of the filter...
US20090183884 METHOD FOR SEALING WELLBORE LEAKAGE AND SHUTTING-OFF OF WATER PRODUCING ZONES  
A method for sealing a wellbore includes moving a running tool with a sealing material disposed therein into a wellbore proximate a portion of the wellbore to be sealed. A cylinder is moved into...
US20090101358 Sealing device  
A decomposable sealing device is described for use in liquid-filled pipes or boreholes, which is characterised in that the sealing device comprises a sleeve-shaped element (19) which envelops a...
US20130048305 DEGRADABLE SLIP ELEMENT  
A slip element, including a substrate at least partially formed from a material degradable upon exposure to a fluid; and an outer surface disposed on the substrate. A method of removing a slip...

Matches 1 - 50 out of 182 1 2 3 4 >