135432 ⎘
Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows ; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground Cutting, e.g. milling, a pipe with a cutter rotating along the circumference of the pipe
Sub-classes:TECHNIQUES FOR GENERATING AND/OR TRAINING A MODEL FOR PREDICTING PARAMETERS ASSOCIATED WITH WELL OPERATIONS
#2INTERVENTION COMBINATIONS TO BOOST WELL PERFORMANCE IN GEOTHERMAL SYSTEMS
#3DOWNHOLE MILLING DISPLACEMENT MEASUREMENT AND CONTROL
#4SYSTEMS AND METHODS FOR DRILLING GEOTHERMAL WELLS
#5Kinetic Blowout Preventer
#6NON-METALLIC EXPANDABLE TUBULAR
#7ENHANCED COOLING DURING WASHOVER OPERATION
#8MILLING AND DEBRIS COLLECTING WITH MULTIPHASE VACUUM PUMP
#9CASING EROSION TOOL WITH PIVOTABLE JETTING SUB
#10DUAL FLEXIBLE SHAFT APPARATUS FOR IMPROVED DOWNHOLE OPERATIONS
#11Milling and Collecting Debris in Depleted or Sub-Hydrostatic Wells
#12EXPANDABLE LINER REMOVAL WELL TOOL
#13SYSTEMS AND METHODS FOR DRILLING GEOTHERMAL WELLS
#14HYBRID MILLING HIGH POWER LASER TOOL
#15CUTTING TOOL AND CONTROLS FOR DOWNHOLE MECHANICAL SERVICES
#16DOWNHOLE WIRELINE TOOL
#17TRAVERSE FRACTURING
#18ENHANCED METHOD FOR CUTTING PIPES ON A DRILL FLOOR AND TOOL THEREFOR
#19Intervention Combinations to Boost Well Performance in Geothermal Systems
#20Cutting device for wellbore control lines
#21System and method for milling past wellbore restrictions
#22SYSTEMS AND METHODS FOR DRILLING GEOTHERMAL WELLS
#23CUTTERS FOR SEVERING OBJECTS IN BORES
#24Assembly and gripper used therein
#25SYSTEM AND METHOD FOR TRACKING A STATE OF DISSOLVABLE DOWNHOLE TOOLS
#26SELF CLEANING FRACKING PLUG AND METHOD
#27Milling and wellbore metal debris recovery assembly
#28ALIGNABLE GUIDANCE DEVICE FOR CASING ENTRY MILLING OPERATIONS
#29External intervention downhole drilling and workover tool
#30REPAIRING WELLBORES WITH FLUID MOVEMENT BEHIND CASING
#31Helical coil annular access plug and abandonment
#32ONE TRIP SYSTEM TO SET AN ALLOY SEAL AND MILL THROUGH
#33Tubular cutting and fishing tool
#34Cutting tool with spiral cutouts for metal cuttings removal
#35METHODS TO REPAIR WELL LINER HANGERS
#36SECTION MILLING TOOL, METHODS AND SYSTEM
#37Repairing wellbores with fluid movement behind casing
#38Packer shear bridge
#39Tubular cut monitoring systems and methods to cut a tubular
#40System and method of using a thermoplastic casing in a wellbore
#41Object carrier, tool, method, and system
#42RIGLESS METHOD TO PARTIALLY LIFT OR RETRIEVE WELLBORE TUBING STRINGS FROM PLATFORM AND SUBSEA WELLS
#43Downhole milling system
#44Drilling and milling tool
#45Drilling assembly for removal of an obstacle in a conduit
#46A METHOD FOR THE EXTRACTION OF HYDROCARBON
#47Systems and methods for drilling geothermal wells
#48Determining parameters for a wellbore plug and abandonment operation
#49Improvements In Or Relating To Wellbore Operations
#50Slot cutter system and operations
#51Cutting tool and controls for downhole mechanical services
#52Well tool anchor and associated methods
#53Freeing a stuck pipe from a wellbore
#54Helical coil annular access plug and abandonment
#55Through tubing P AND A with bismuth alloys
#56Downhole wireline tool string
#57Enhanced method for cutting pipes on a drill floor and tool therefor
#58Section mill and method for abandoning a wellbore
#59Or relating to well abandonment and slot recovery
#60WELL ABANDONMENT SYSTEM
#61Method for pulling tubulars using a pressure wave
#62WELLHEAD REMOVAL APPARATUS AND METHOD
#63Subterranean well pipe and casing cutter water jet system
#64METHOD FOR DETECTING GAS-STORING PERFORMANCE OF SOLUTION-MINED SALT CAVERN IN HIGH-INSOLUBLE SALT MINE
#65Flow diversion valve for downhole tool assembly
#66Cutting pipes in wellbores using downhole autonomous cutting tools
#67Milling packers below restrictions in a wellbore casing
#68System and method for full bore tubing head spool
#69SELF CLEANING FRACKING PLUG AND METHOD
#70Well collapse reconnect method
#71CASING ANNULUS LEAKAGE REPAIR METHOD AND SYSTEM
#72Method and apparatus for determining a tubular thickness using a pulse echo waveform signal
#73Drilling and milling tool
#74Pipe cutting apparatus
#75Piston initiator for sidetrack assembly
#76Freeing a stuck pipe from a wellbore
#77Milling tool
#78Integrated milling and production device
#79Method and apparatus for pinching control lines
#80Expended laser tool
#81Down well pipe cutter having a plurality of cutting heads
#82Relating to well abandonment
#83Well tool having a removable collar for allowing production fluid flow
#84Helical coil annular access plug and abandonment
#85Milling tool
#86Method and apparatus for pinching control lines
#87Use of Rotary Cutting Elements in Downhole Milling
#88Section mill and method for abandoning a wellbore
#89Improvements In Or Relating To Well Abandonment and Slot Recovery
#90DOWNHOLE WIRELINE MACHINING TOOL STRING
#91Through tubing P and A with two-material plugs
#92Improvements In Or Relating To Well Abandonment and Slot Recovery
#93Method of removing a downhole casing
#94Integrated milling and production device
#95Instrumented rotary tool with compliant connecting portions
#96Wellbore cleanout tool
#97Milling and whipstock assembly with flow diversion component
#98Drilling out frac plugs
#99Method for a centering device for a utility tool in a pipe or tube
#100Method for cutting a tube or pipe
#101RESCUE DART FOR PRE-SET FRAC PLUG AND RELATED METHODS
#102Helical coil annular access plug and abandonment
#103Plug and abandonment system for forming an upper plug when abandoning an oil and gas well
#104Milling wellbores
#105Milling tools with a secondary attrition system
#106Methods and Systems Using an Expandable Sleeve in a Casing for Forming a Zonal Hydraulic Isolation
#107Multi-cycle wellbore clean-out tool
#108COIL TUBING BOTTOM HOLE ASSEMBLY WITH REAL TIME DATA STREAM
#109Methods for wellbore milling operations
#110Method of abandoning a well
#111Inner barrel shear zone for a coring tool
#112Method of removing a downhole casing
#113DOWNHOLE TOOL STRING
#114Downhole machining tool
#115Down well pipe cutter having a plurality of cutting heads
#116EXTENDED REACH PLUG HAVING DEGRADABLE ELEMENTS
#117Diverter valve for a bottom hole assembly
#118METHOD OF ENHANCED OIL RECOVERY AND INTENSIFICATION OF PRODUCTION FROM OIL, GAS AND CONDENSATE WELLS BY MEANS OF HYDROMONITOR RADIAL OVERBALANCE FORMATION PENETRATION
#119Centering device for a utility tool in a tube or pipe
#120Method for cutting a tube or pipe
#121Through tubing P and A with bismuth alloys
#122Borehole Alteration of Tubular String to Create and Close Off Openings
#123SINGLE-TRIP CASING CUTTING AND BRIDGE PLUG SETTING
#124Installing a tubular string through a blowout preventer
#125Well tool anchor and associated methods
#126HYBRID ROTARY CONE DRILL BIT
#127Apparatus for removing a section of casing or lining from a well-bore, and methods
#128Method for removing a downhole plug
#129Millable bit to whipstock connector
#130Bolt having torque resistant shear region
#131Torque resistant shear bolt having flat faces
#132Mill-right system
#133Correction for drill pipe compression
#134Section mill and method for abandoning a wellbore
#135Helical coil annular access plug and abandonment
#136Downhole-milling-tool method
#137Downhole milling tool apparatus
#138Through tubing P and A with two-material plugs
#139Method of wellbore isolation with cutting and pulling a string in a single trip
#140Milling system for abandoning a wellbore
#141Tension cutting casing and wellhead retrieval system
#142Systems and methods for reducing bit damage in a landing tool
#143Drillable latching plug
#144Downhole tool string for plug and abandonment by cutting
#145METHOD OF ABANDONING A WELL
#146Downhole milling cutting structures
#147Downhole tool string
#148Milling tool and method
#149Water-abrasive cutting system
#150Treatment methods for water or gas reduction in hydrocarbon production wells
#151Plug of extended reach
#152DOWNHOLE MEASUREMENT SYSTEM
#153Downhole cutting and sealing apparatus
#154Method for recovering tubular structures from a well and a downhole tool string
#155Cutting unit for internal cutting of tubing
#156Method and system for establishing well performance during plug mill-out or cleanout/workover operations
#157Method for developing oil and gas fields using high-power laser radiation for more complete oil and gas extraction
#158Downhole sealing tool
#159Wellbore intervention tool for penetrating obstructions in a wellbore
#160Coiled tubing-based milling assembly
#161Downhole wireline machining tool string
#162Casing expansion for well plugging
#163Milling wellbore casing
#164Multi cycle downhole tool
#165Multifunction wellbore tubular penetration tool
#166Well abandonment using vibration to assist cement placement
#167Anti-preset and anti-reset feature for retrievable packers with slips above elements
#168Casing Exit Mill Assemblies with Replaceable Blade Sleeve
#169Settable well tool method
#170ACTUATION SYSTEM WITH LOCKING FEATURE
#171One-trip cut and pull system and apparatus
#172Cutting tool
#173Cutting tool
#174Downhole cutting and jacking system
#175Clad Hardfacing Application on Downhole Cutting Tools
#176Coiled tubing through production tubing zone isolation and production method
#177Downhole slot cutter
#178Stabilizer
#179A GAS LIFT SYSTEM AND A GAS LIFT METHOD
#180Method for drilling out a plug using a hybrid rotary cone drill bit
#181Method for hydraulic communication with target well from relief well
#182METHOD AND SYSTEM TO DRILL OUT WELL COMPLETION PLUGS
#183Downhole apparatus and method of use
#184REDUCED FLOW MILLING
#185Milling tools with a secondary attrition system
#186MILLING SYSTEM PROVIDING CUTTINGS RE-CIRCULATION
#187Method and system for plugging a well and use of explosive charges in plugging wells
#188Thru-casing milling
#189Casing exit mills and apparatus and methods of use
#190Cutting insert for initiating a cutout
#191Method of completing a well
#192Downhole valve utilizing degradable material
#193Rotatable wireline tool of enhanced hydraulic drive consistency
#194Anchor system for imparting a rotational motion in a cutting apparatus
#195Cutting tool
#196Method for forming slots in a wellbore casing
#197Section mill and method for abandoning a wellbore
#198Single-trip casing cutting and bridge plug setting
#199AUTOMATED RATE OF PENETRATION OPTIMIZATION WHILE MILLING
#200Multi-stage flow device
#201Drilling assembly
#202REMEDIAL TECHNIQUE FOR MAINTAINING WELL CASING
#203Method of testing a subsurface formation for the presence of hydrocarbon fluids
#204CUTTING ELEMENTS FOR CASING MILLING
#205Retractable cutting and pulling tool with uphole milling capability
#206Single trip cement thru open hole whipstick
#207DOWNHOLE DEVICE FOR DATA ACQUISITION DURING HYDRAULIC FRACTURING OPERATION AND METHOD THEREOF
#208Milling system for abandoning a wellbore
#209Radially expandable stabilizer
#210Method for removal of casings in an underground well
#211Technique and apparatus to form a downhole fluid barrier
#212Apparatus and methods for performing downhole operations using a selectably operable motor
#213Method for combined cleaning and plugging in a well and flushing tool for flushing in a well
#214System and method for creating lateral heat transfer appendages in a vertical well bore
#215Wireline hydraulic driven mill bottom hole assemblies and methods of using same
#216PROTECTIVE SHEATH THROUGH A CASING WINDOW
#217Systems and methods for removing a section of casing
#218Systems and methods for managing milling debris
#219Method and system for an automatic milling operation
#220Apparatus and method for cutting and pulling of a casing
#221METHOD OF INTERSECTING A FIRST WELL BORE BY A SECOND WELL BORE
#222Milling cutter having undulating chip breaker
#223Method and device for separating pipes
#224Downhole Cutting Arrangement and Method
#225Self-cleaning fluid jet for downhole cutting operations
#226Tubular assembly and method of deploying a downhole device using a tubular assembly
#227Cutting and pulling tool with double acting hydraulic piston
#228Preload and centralizing device for milling subterranean barrier valves
#229Downhole driving unit having a hydraulic motor in a wheel
#230Downhole driving unit having a spring member for assembling a hydraulic motor housing
#231Downhole driving unit having a hydraulic motor with a static cam ring
#232Downhole driving unit having a hydraulic motor with a planetary gearing system
#233MULTIDIRECTIONAL WELLBORE PENETRATION SYSTEM AND METHODS OF USE
#234Limited depth abrasive jet cutter
#235Retrievable subsea device and method
#236Slickline or wireline run hydraulic motor driven mill
#237Rotary Fluid Jet Cutter
#238Settable well tool and method
#239Hydraulic stabilizer for use with a downhole casing cutter
#240Resettable lock for a subterranean tool
#241METHOD AND DEVICE FOR CLOSING A WELL IN THE GROUND
#242CUTTING TOOL INSERTS
#243Rotatable wireline tool of enhanced hydraulic drive consistency
#244Cutting elements for cutting tools
#245Downhole cutting tool having center beveled mill blade
#246Downhole cutting tool, cutting elements and method
#247Milling tool for establishing openings in wellbore obstructions
#248Section mill and method for abandoning a wellbore
#249Packer retrieving mill with debris removal
#250Milling system and method of milling
#251FISHING TOOL
#252Acoustic imaging while cutting
#253Method of cutting target members using a cutting saw device
#254Downhole debris catcher and associated mill
#255Downhole debris catcher and associated mill
#256Coiled tubing wireline cutter
#257Well cleanup tool with real time condition feedback to the surface
#258Downhole milling machine and method of use
#259Coiled tubing wireline cutter
#260Method and device for drilling into tubulars located within one another
#261Wellbore anchor tool
#262Well abandonment apparatus
#263Disengageable downhole tool
#264Methods for sealing leaks in oil and gas wells
#265Pipe cutting tool
#266Cutter insert for a section milling tool
#267Limited depth abrasive jet cutter
#268Method of cutting target members using a cutting saw device