Match Document Document Title
US20110220357 Section Mill and Method for Abandoning a Wellbore  
A method for milling a tubular cemented in a wellbore includes deploying a bottomhole assembly (BHA) into the wellbore through the tubular, the BHA comprising a window mill; and extending arms of...
US20150152702 Lower Mill Spaced Cutting Ring Structure  
The cutting structure on the lower mill is arrayed in rows that are preferably parallel. The cutting structure in each row is made sharper and more durable than prior designs with the objective of...
US20120103612 System and Method for Opening a Window in a Casing String for Multilateral Wellbore Construction  
A system for opening a window in a casing string (42) positioned in a wellbore (32). The system includes a hydraulic pressure intensifier (116) having a housing and a piston assembly with a...
US20140251615 WINDOW MILLING SYSTEMS  
A window milling system can include a window mill having selectively retractable and extendable blades, and a whipstock assembly having a receptacle therein, the window mill being secured relative...
US20110174477 Full Gauge Milling Bottom Hole Assembly with Optimal Contact Force and Build Rate Capability  
A milling bottom hole assembly (BHA) for use in cutting a full gauge window in a wellbore casing wall, the resultant length of the window being greater than or equal to the whipstock ramp length....
US20120118557 Methods and Devices for One Trip Plugging and Perforating of Oil and Gas Wells  
A tubing conveyed tool for use in perforating a well bore utilizing abrasive perforating techniques. The perforating tool is particularly useful in non-vertical wells. The perforating tool is...
US20120024519 Methods and Devices for One Trip Plugging and Perforating of Oil and Gas Wells  
A tubing conveyed tool for use in perforating a well bore utilizing abrasive perforating techniques. The perforating tool is particularly useful in non-vertical wells. The perforating tool is...
US20140034316 TORSIONAL SHEARING OF OILFIELD TUBULARS  
A shearing device that torsionally shears an oilfield tubular by gripping the tubular at vertically spaced apart locations and exerting a torsional force at the locations. Tong assemblies are...
US20130199784 EXTENDED WHIPSTOCK AND MILL ASSEMBLY  
A cutting apparatus and method to facilitate milling of a casing window by improving the interaction between the mill and the casing. The cutting apparatus comprises a whipstock having a plurality...
US20130299173 DOWNHOLE ASSEMBLY WITH DEBRIS RELIEF, AND METHOD FOR USING SAME  
A tool assembly and method for completing a well are provided. The tool includes debris relief features that enable use in solids-laden environments, for example in the presence of sand. Forward...
US20120312536 Multi-Stage Downhole Hydraulic Stimulation Assembly  
An assembly for performing multiple downhole hydraulic stimulation applications in a well. The different applications may be performed without removal of the assembly from the well between the...
US20150114644 Compression-Actuated Multi-Cycle Circulation Valve  
A downhole tool conveyed via tubing within a wellbore at a wellsite comprises a hydraulic tool driven by fluid pumped to the hydraulic tool via the tubing. The downhole tool further comprises a...
US20110198082 DOWNHOLE TOOL ASSEMBLY WITH DEBRIS RELIEF, AND METHOD FOR USING SAME  
A tool assembly and method for completing a well are provided. The tool includes debris relief features that enable use in solids-laden environments, for example in the presence of sand. Forward...
US20150027695 CASING PERFORATING AND EROSION SYSTEM FOR CAVERN EROSION IN A HEAVY OIL FORMATION AND METHOD OF USE  
A system and method for forming a cavern in a formation beyond a cased wellbore utilizes a locator to position a perforating gun in the wellbore for forming axially aligned, spaced-apart...
US20130008639 ELECTROMECHANICAL ASSEMBLY FOR CONNECTING A SERIES OF PERFORATING GUNS FOR OIL AND GAS WELLS  
Mechanical connector for the connection and assembly of guns used in the perforation of petroleum producing wells. Each gun has a hollow cylindrically shaped housing whose ends have threaded...
US20140326456 Systems and Methods for Managing Milling Debris  
Systems and methods of managing cuttings and debris resulting from milling a casing exit are disclosed. An exemplary milling system includes a mill arranged within a shroud and configured to...
US20140014343 Systems and Methods for Managing Milling Debris  
Systems and methods of managing cuttings and debris resulting from milling a casing exit are disclosed. An exemplary milling system includes a mill arranged within a shroud and configured to...
US20110061864 WIRELESS PIPE RECOVERY AND PERFORATING SYSTEM  
A system for positioning a wireless pipe recovery tool in a wellbore, the system having a series of locator pipe subs inserted along the length of a pipe string in a wellbore, wherein each locator...
US20120292027 Tubular Cutting with Debris Filtration  
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...
US20140083674 CUTTING UNIT OF A SLOT PERFORATOR (VARIANTS)  
A cutting unit for a slot-type perforator is mounted in a casing, driven by a pusher, containing cutting tools with an extension mechanism for extending thereof, including a holder fixed to the...
US20130277040 Milling Assembly  
A milling assembly and methods for milling an opening for a lateral wellbore in a section of casing or in a cement liner.
US20130000907 Milling Assembly  
A milling assembly and methods for milling an opening for a lateral wellbore in a section of casing or in a cement liner.
US20130118727 Window Joint for Lateral Wellbore Construction  
A system for opening a window (320) in lateral wellbore construction. The system includes a window joint (300) that is operable to be interconnected within a casing string. The window joint (300)...
US20120318509 MODULAR ANCHORING SUB FOR USE WITH A CUTTING TOOL  
A cutting tool that inserts into a tubular for cutting the tubular from within. The cutting tool includes a motor, a cutting head, permanent anchor between the motor and cutting head, an...
US20150218910 DOWNHOLE PERFORATOR GUN BYPASS TOOL  
The present invention is for a downhole tool having a perforator gun portion disposed within a housing of the downhole tool for perforating an oil and gas formation. The downhole tool also...
US20150096745 Downhole Monitoring Using Magnetostrictive Probe  
A system, method and apparatus for controlling a downhole operation is disclosed. A tool is operated to perform the downhole operation at a selected downhole location using a first value of an...
US20120298362 Window Joint for Lateral Wellbore Construction and Method for Opening Same  
A system for opening a window (320) in lateral wellbore construction. The system includes a window joint (300) that is operable to be interconnected within a casing string. The window joint (300)...
US20110011587 DEVICE FOR THE DYNAMIC UNDER BALANCE AND DYNAMIC OVER BALANCE PERFORATING IN A BOREHOLE  
According to a preferred embodiment, a dynamic underbalance device has a longitudinally extending tool string including an underbalance part. A first overbalance part is above the underbalance...
US20080251263 Deformed pipe method of extinguishing oil fires  
Equipment and method for extinguishing an oil fire where said oil is delivered through a 10 to 60 inch diameter pipe. The oil feed pipe is crushed in place, and the feed of oil to the fire is...
US20110278007 TOOL AND METHOD FOR PROVIDING ACCESS TO A WELLHEAD ANNULUS  
A system and method for accessing an annulus within a wellhead assembly while the annulus is pressurized. The system includes a tubular body with an attached valve assembly and adapter. The...
US20100012318 Completion assembly  
A completion assembly useful to fracture pack, gravel pack or otherwise treat production intervals traversed by an uncased wellbore to stimulate production and/or prevent production of solid...
US20130126153 Blowout Container  
A system for containing and recovering from the blowout of an oil or gas well. The blowout containment (BOC) system is operable in place of, or as a failsafe alternative to, standard blowout...
US20110024116 Electric and Ballistic Connection Through A Field Joint  
A perforating system having annular connectors for attachment between adjacent perforating guns and connectors. The connectors include male and female connectors with respective outer and inner...
US20070007000 Method of drilling an enlarged sidetracked well bore  
A method of milling a window through a casing in a primary well bore and drilling an enlarged sidetracked well bore comprises running into the primary well bore a drilling assembly comprising at...
US20140182853 DOWNHOLE SLOT CUTTER  
Embodiments of the present disclosure are directed towards a downhole slot cutter. The downhole slot cutter a housing of the downhole slot cutter configured to be inserted into a tubular...
US20140262502 Wellbore Servicing Tools, Systems and Methods Utilizing Near-Field Communication  
A wellbore servicing system comprising a controller node disposed within a wellbore, and a tool node configured for movement through the wellbore, wherein the tool node communicates with the...
US20120267093 Galvanically Isolated Exit Joint for Well Junction  
A well system for forming a window in a casing string positioned in a wellbore. The system includes first and second steel casing joints (462, 464) interconnectable within the casing string. An...
US20140060801 Preload and Centralizing Device for Milling Subterranean Barrier Valves  
A device is associated with a downhole tool to control the weight that can be set down on the tool while the tool is operating. A shroud is secured to the string that supports the tool with...
US20110284224 CUTTING DART AND METHOD OF USING THE CUTTING DART  
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...
US20150159468 COMPLETION, METHOD OF COMPLETING A WELL, AND A ONE TRIP COMPLETION ARRANGEMENT  
A method of completing a well includes, positioning at least one valve within a tubular, closing the at least one valve, pressuring up against the closed at least one valve in a first direction,...
US20110308797 Wireless downhole tool positioning system  
A system for positioning a downhole tool along a pipe string, the system having a series of seating subs inserted along the length of the pipe string wherein each seating sub has a seating...
US20140216713 DOWNHOLE TOOL WITH EROSION RESISTANT LAYER  
This disclosure is related to downhole tool having an erosion resistant material metalurgically bonded to portions of the downhole tool. The downhole tool can have the erosion resistant material...
US20140216712 DOWNHOLE TOOL WITH EROSION RESISTANT LAYER  
This disclosure is related to downhole tool having an erosion resistant material metallurgically bonded to portions of the downhole tool. The downhole tool can have the erosion resistant material...
US20080093075 Expandable watermelon mill  
A watermelon mill has a smaller dimension for run in and a larger one for reaming out the window made by a window mill and passes through a smaller drift and then gets larger for more effective...
US20140048245 Replaceable Wear Plates for Use with Blind Shear Rams  
A shear ram assembly including upper and lower ram blocks having blades positioned on opposing sides of pipe and other, more ductile items, and arranged to close around and shear the pipe and the...
US20150218918 PUNCHER TOOL  
A device and a method are for perforating downhole casings. The method includes arranging a device on a drill string, running the device into a bore hole, dropping a ball down through the drill...
US20100252265 Four mill bottom hole assembly  
Bottom hole assemblies for cutting windows in wellbore casing comprise a window mill, a first upper mill, a second upper mill, and a third upper mill. The first mill has an outer diameter that is...
US20150021029 Method and Apparatus for Casing Entry  
According to one aspect of the disclosure, an intercept well for penetrating an existing tubular is drilled. A casing entry tool is provided in the intercept well and operated to form at least one...
US20110192589 OPTIMIZED MACHINING PROCESS FOR CUTTING TUBULARS DOWNHOLE  
The tubular cutting tool for severing downhole tubulars, the tool having a drive system, a pivoting system, a cutting head, a cutting member, and a lubricant delivery system. Cutting may be...
US20110067854 DOWNHOLE SEQUENTIALLY-FIRING CASING PERFORATING GUN WITH ELECTRONICALLY-ACTUATED WIRELINE RELEASE MECHANISM, AND ACTUATION CIRCUIT THEREFOR  
A downhole release tool for use in conjunction with multiple select-fire perforating guns and a method for electronically actuating the release tool using either positive or negative control...