135607 ⎘
Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells; Perforators; Permeators Gun or shaped-charge perforators
Seamless steel pipe, method of producing a high strength seamless steel pipe, usage of a seamless steel pipe and perforation gun
#302Nonexplosive device for perforating well casing and fracking
#303Fracturing ball retrieval device and method
#304Method and system for downhole object location and orientation determination
#305Perforating gun
#306STRADDLE TOOL WITH DISCONNECT BETWEEN SEALS
#307RISERLESS WELL SYSTEMS AND METHODS
#308Wirelessly transmitting data representing downhole operation
#309Igniter assembly for a setting tool
#310Riserless abandonment operation using sealant and cement
#311Fast test application for shock sensing subassemblies using shock modeling software
#312Electric powered pump down
#313Top-down fracturing system
#314Wellbore gun perforating system and method
#315Downhole plug having dissolvable metallic and dissolvable acid polymer elements
#316Selective annealing process for perforation guns
#317Extendable orienting tool for use in wells
#318Downhole severing tools employing a two-stage energizing material and methods for use thereof
#319Perforating gun connectors
#320Depth/orientation detection tool and methods thereof
#321System and method for shock mitigation
#322Perforating gun for underbalanced perforating
#323Self-Removing Plug for Pressure Isolation in Tubing of Well
#324Centralizing and protective adapter for downhole torch and method of use
#325RESTRICTION PLUG ELEMENT AND METHOD
#326Using a combination of a perforating gun with an inflatable to complete multiple zones in a single trip
#327Perforators
#328Advancement of a tubular string into a wellbore
#329Direct connect sub for a perforating gun
#330MULTIPLE WELLBORE PERFORATION AND STIMULATION
#331Methods for well completion
#332Disappearing expandable cladding
#333RE-FRACTURING A FRACTURE STIMULATED SUBTERRANEAN FORMATION
#334PROCESSES FOR HYDRAULIC FRACTURING
#335Expandable latch coupling assembly
#336Degradable downhole tools comprising magnesium alloys
#337Downhole detection tool
#338Wellbore gun perforating system and method
#339Wellbore gun perforating system and method
#340Wellbore gun perforating system and method
#341Wellbore gun perforating system and method
#342ASSEMBLING A PERFORATING GUN STRING WITHIN A CASING STRING
#343Degradable downhole tools comprising magnesium alloys
#344Method for establishment of a new well path from an existing well
#345Downhole assembly having isolation tool and method
#346Assembly and method for multi-zone fracture stimulation of a reservoir using autonomous tubular units
#347Well liner
#348Method of forming lateral boreholes from a parent wellbore
#349Method and apparatus for secondary recovery operations in hydrocarbon formations
#350Shaped-charge liner with fold around opening
#351Short hop communications for a setting tool
#352Proppant and proppant delivery system
#353System and methods for constructing and fracture stimulating multiple ultra-short radius laterals from a parent well
#354Method for remediating a screen-out during well completion
#355Method for remediating a screen-out during well completion
#356ONE-TRIP PACKER AND PERFORATING GUN SYSTEM
#357Substantially degradable perforating gun technique
#358Conditional occlusion release device
#359Inertial occlusion release device
#360Method and systems for capturing data for physical states associated with perforating string
#361Wellbore plug isolation system and method
#362Wellbore plug isolation system and method
#363Wellbore plug isolation system and method
#364Wellbore Plug Isolation System and Method
#365Wellbore Plug Isolation System and Method
#366Wellbore plug isolation system and method
#367Methods for multi-zone fracture stimulation of a well
#368Methods and cables for use in fracturing zones in a well
#369Dual barrier perforating system
#370Conditioning ferrous alloys into cracking susceptible and fragmentable elements for use in a well
#371Coiled tubing connector for downhole tools
#372Hydraulic delay toe valve system and method
#373Hydraulic delay toe valve system and method
#374Refracturing an already fractured borehole
#375Dissolvable sieve, particulate tolerant system and method of protecting a tool from particulate
#376Alignment system for perforating gun
#377Perforating gun with integrated initiator
#378Slow Drilling Assembly and Method
#379SYSTEM AND METHOD FOR DETERMINING THE START TIME OF A PRESSURE PULSE FROM A DOWNHOLE EXPLOSIVE DEVICE
#380Venting system for a shaped charge in the event of deflagration
#381Redundant firing system for wellbore tools
#382Dissolvable aluminum downhole plug
#383Downhole tool string braking
#384On-demand release tool system and methodology
#385METHOD AND APPARATUS FOR RESERVOIR TESTING AND MONITORING
#386Method of selective release of an object to a seat on a frack plug from immediately adjacent the frack plug
#387Method of recovery of an occluding object for a frack plug in the event of gun misfire
#388Frac Plug
#389Drag enhancing structures for downhole operations, and systems and methods including the same
#390Method of fracturing multiple zones within a well using propellant pre-fracturing
#391Wireless communication for downhole tool strings
#392Puncher tool
#393Downhole perforator gun bypass tool
#394Perforating packer sampling apparatus and methods
#395Perforating packer casing evaluation methods
#396Systems and Methods for Stimulating a Subterranean Formation
#397Using a combination of a perforating gun with an inflatable to complete multiple zones in a single trip
#398One trip multi-interval plugging, perforating and fracking method
#399Tandem W Angled GG Port System and Method of Manufacture
#400Method to underdisplace hydraulic fractures in horizontal or deviated well
#401Time delayed secondary retention mechanism for safety joint in a wellbore
#402Shock mitigator
#403METHODS AND ELECTRICALLY-ACTUATED APPARATUS FOR WELLBORE OPERATIONS
#404Re-fracturing bottom hole assembly and method
#405PERFORATING GUN ASSEMBLY
#406Methods and systems for controlling networked electronic switches for remote detonation of explosive devices
#407Automated diversion valve control for pump down operations
#408Stimulation method
#409Controlling pressure during perforating operations
#410Stimulation method
#411Wellbore servicing tools, systems and methods utilizing near-field communication
#412Wellbore servicing tools, systems and methods utilizing near-field communication
#413Perforation gun string energy propagation management with tuned mass damper
#414Wellbore servicing tools, systems and methods utilizing near-field communication
#415Shock attenuator for gun system
#416Wellbore servicing tools, systems and methods utilizing near-field communication
#417Wellbore servicing tools, systems and methods utilizing near-field communication
#418Dissolvable material application in perforating
#419Perforating gun debris retention assembly and method of use
#420Pressure limiting device for well perforation gun string
#421Perforating gun drop sub
#422Perforation Gun String Energy Propagation Management with Tuned Mass Damper
#423Perforation gun string energy propagation management system and methods
#424Extended jet perforating device
#425Structure for gunpowder charge in multi-frac composite perforating devices
#426COMPOSITE PERFORATION DEVICE WITH SCALLOPS ON THE INNER WALL
#427Well Perforating Apparatus
#428Method and apparatus for expendable tubing-conveyed perforating gun
#429Method and apparatus for selective down hole fluid communication
#430HIGH FREQUENCY SURFACE TREATMENT METHODS AND APPARATUS TO EXTEND DOWNHOLE TOOL SURVIVABILITY
#431REUSABLE PERFORATING GUN AND PORT PLUG
#432Method for combined cleaning and plugging in a well, a washing tool for directional washing in a well, and uses thereof
#433Surface safe explosive tool
#434Multizone frac system
#435Method for automatic control and positioning of autonomous downhole tools
#436Full flow gun system for monobore completions
#437Perforating gun with rotatable charge tube
#438Transient control of wellbore pressure
#439Well tool assemblies with quick connectors and shock mitigating capabilities
#440Composite perforation method and device with propping agent
#441Automated controls for pump down operations
#442Selectable, internally oriented and/or integrally transportable explosive assemblies
#443Disappearing perforating gun system
#444Internally pressurized perforating gun
#445Explosive carrier end plates for charge-carriers used in perforating guns
#446Dissolvable material application in perforating
#447Assembly and method for multi-zone fracture stimulation of a reservoir using autonomous tubular units
#448Perforating stimulating bullet
#449Rust resistant well perforating gun with gripping surfaces
#450Method for making a rust resistant well perforating gun with gripping surfaces
#451Method of fracturing multiple zones within a well using propellant pre-fracturing
#452Method for generating discrete fracture initiation sites and propagating dominant planar fractures therefrom
#453Downhole tool delivery system with self activating perforation gun
#454DEPTH/ORIENTATION DETECTION TOOL AND METHODS THEREOF
#455Electromechanical assembly for connecting a series of perforating guns for oil and gas wells
#456Selectable, internally oriented and/or integrally transportable explosive assemblies
#457Well tool assemblies with quick connectors and shock mitigating capabilities
#458WELL TOOL ASSEMBLIES WITH QUICK CONNECTORS AND SHOCK MITIGATING CAPABILITIES
#459Downhole tool delivery system with self activating perforation gun
#460METHOD AND DESIGN FOR HIGH SHOT DENSITY PERFORATING GUN
#461Device and method for well stimulation
#462Surface safe explosive tool
#463Perforating gun with rotatable charge tube
#464Ballistic transfer delay device
#465High frequency surface treatment methods and apparatus to extend downhole tool survivability
#466Downhole tool delivery system with self activating perforation gun
#467Dissolvable material application in perforating
#468Perforating charge for use in a well
#469Apparatus and Methods for Controlling and Communicating with Downhole Devices
#470Apparatus and method for increasing the amount of dynamic underbalance in a wellbore
#471Tractor communication/control and select fire perforating switch simulations
#472High pressure/deep water perforating system
#473Perforating charge for use in a well
#474METHOD FOR COMPLETING A BOREHOLE
#475Downhole tool delivery system
#476Methods for placing multiple stage fractures in wellbores
#477Downhole tool delivery system
#478System and Method for Verifying Perforating Gun Status Prior to Perforating a Wellbore
#479PERFORATING GUN ASSEMBLY
#480Surface safe explosive tool
#481Method and assembly for producing oil and/or gas through a well traversing stacked oil and/or gas bearing earth layers
#482Downhole tool delivery system
#483Energized fluids and pressure manipulation for subsurface applications
#484Providing dynamic transient pressure conditions to improve perforation characteristics
#485Conditioning ferrous alloys into cracking susceptible and fragmentable elements for use in a well
#486Perforating gun
#487Perforators
#488Well perforating and fracturing
#489Method and apparatus for perforating and isolating perforations in a wellbore
#490Method and apparatus for selective down hole fluid communication
#491Weight spacer apparatus
#492Perforating system comprising an energetic material
#493Perforating methods and devices for high wellbore pressure applications
#494Safety vent valve
#495Flow control system and method for use in a wellbore
#496Sub-surface coalbed methane well enhancement through rapid oxidation
#497System and method for well treatment and perforating operations
#498Method and apparatus for assembling stackable gun system inside a well bore
#499Monitoring an explosive device
#500Perforating Gun Fabricated from Composite Metallic Material
#501Perforating charge for use in a well
#502Well treatment system and method
#503Connector assembly and method of use
#504Techniques and systems associated with perforation and the installation of downhole tools
#505Shaped charges for creating enhanced perforation tunnel in a well formation
#506Perforating apparatus, firing assembly, and method
#507Perforating apparatus, firing assembly, and method
#508Downhole automatic tool release and method of use
#509System and method for automating or metering fluid recovered at a well
#510Casing conveyed well perforating apparatus and method
#511Technique and apparatus for multiple zone perforating
#512Packoff subassembly
#513Minimal resistance scallop for a well perforating device
#514Casing conveyed well perforating apparatus and method
#515Techniques and systems associated with perforation and the installation of downhole tools
#516Engineered solution for controlled buoyancy perforating
#517Well treatment system and method
#518Casing conveyed well perforating apparatus and method
#519Reactive foil lined shaped charge
#520Sensor perforator monitoring
#521System for designing perforating gun capable of reducing energy consumption
#522Multi-stage perforation and shock wave combined device and method for initial fracture enhancement
#523Perforating fluid shock dampener
#524Cased perforation tools
#525Hybrid perforation tool and methods
#526Multiple down-hole tool injection system and method
#527Constant entrance hole perforating gun system and method
#528Constant entrance hole perforating gun system and method
#529Constant entrance hole perforating gun system and method
#530Fracturing ball retrieval device and method
#531Oil exploration probe
#532Wellbore gun perforating system and method