135610 ⎘
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 Ignition systems
Sub-classes:PERFORATING GUN WITH SELF-ORIENTING CHARGE CARTRIDGE
#2WELLBORE TOOL WITH EXTERNALLY-OPERATED BALLISTIC INTERRUPT
#3SYSTEMS AND METHODS FOR WELL PERFORATION
#4ARMING ASSEMBLY FOR A PERFORATING GUN
#5PERFORATING GUN ASSEMBLY WITH PERFORMANCE OPTIMIZED SHAPED CHARGE LOAD
#6PERFORATING GUN ASSEMBLY WITH ROTATING SHAPED CHARGE HOLDER
#7Perforating Gun and Method of Using Same
#8SEGMENTED GUN COMPONENTS WITH INTEGRATED CONTACTS
#9NOVEL PERFORATING TOOL WITH DYNAMIC UNDERBALANCE MITIGATION AND RELATED METHODS
#10TRANSPORTABLE PERFORATION TOOL
#11INTEGRATED WIRING GUN AND METHOD
#12DETONATOR WITH FUSED HEAD RETENTION FEATURES
#13INITIATOR HEAD WITH CIRCUIT BOARD
#14PERFORATING GUN STRING INCLUDING SWITCH COUNTER
#15Detonator For A Perforating Gun Assembly
#16DETONATION MODULE
#17SELF-SHUNTING DETONATOR FOR WELL PERFORATING GUN
#18INITIATOR HEAD WITH CIRCUIT BOARD
#19LARGE SHAPED CHARGE PERFORATION TOOL
#20Regulating Detonation of Perforation Modules in Unbalanced Conditions
#21REUSABLE PERFORATING GUN SYSTEM AND METHOD
#22Tool and Method for Safe Cavity Shot Operations
#23PERFORATING GUN AND BALLISTIC INTERRUPTER FOR SAME
#24NOVEL MAGNETIC-KEY SAFETY INTERLOCK SYSTEM
#25DETONATOR POSITIONING DEVICE
#26INTEGRATED PERFORATING GUN AND SETTING TOOL SYSTEM AND METHOD
#27COMPACT IGNITER
#28Charge tube assembly
#29PERFORATING GUN WITH SELF-ORIENTING CHARGE CARTRIDGE
#30SETTING TOOL ADAPTOR
#31PERFORATING GUN ASSEMBLY
#32TRANSPORTABLE PERFORATION TOOL
#33DETONATOR ASSEMBLIES FOR PERFORATING GUN SYSTEMS
#34Method and Apparatus for Automatic Arming of Perforating Gun
#35SEGMENTED GUN COMPONENTS WITH INTEGRATED CONTACTS
#36Addressable Switch with Initiator Detection and Initiator Resistance Measurement
#37Addressable Switch with Initiator Detection and Initiator Resistance Measurement
#38WELL TOOL HAVING AN AUTONOMOUS BALLISIC ARMING MECHANISM
#39SWITCH MODULE FOR WELLBORE PERFORATING GUN
#40METHODS AND SYSTEMS FOR AN ADDRESSABLE SWITCH IN A CARTRIDGE THAT CREATES A SAFE BARRIER BETWEEN SURFACE EQUIPMENT AND EXPLOSIVE DEVICE
#41Swaging of Charge Tube for Attachment to Perforating Hardware
#42DOWNHOLE IGNITION ASSEMBLY
#43INTELLIGENT SWITCHING IN DOWNHOLE TOOLS
#44METHODS AND DEVICES FOR ORIENTING PERFORATED GUNS
#45PERFORATING GUN
#46ORIENTABLE PERFORATING GUN WITH ORIENTING BEARING ASSEMBLY AND METHOD OF USING SAME
#47DOWNHOLE SEPARATION SYSTEM
#48PERFORATING GUN ORIENTATION SYSTEM
#49Self-Arming Perforating System and Method
#50INTEGRATED DETONATOR SENSORS
#51Perforating gun and ballistic interrupter for same
#52PRESSURE BULKHEAD
#53PENETRATOR AND DISPENSERS AND METHODS OF USE
#54BOREHOLE RESIDENT ELECTRONIC DEVICE
#55Biometrically Activated Firing Sequence
#56MODULAR PERFORATING GUN SYSTEMS AND METHODS
#57PERFORATING GUN FIRING SWITCH
#58WIRELESS PERFORATING GUN
#59DOWNHOLE SETTING TOOL WITH INTEGRATED IGNITER AND METHOD OF USING SAME
#60TOOLSTRING AND METHOD FOR INNER CASING PERFORATING, SHATTERING ANNULUS CEMENT, AND WASHING THE FIRST ANNULUS IN A SECOND CASING
#61Device and method thereof for determining detonator information by using wireless signal
#62SAFE PERFORATION GUN SYSTEM
#63DETONATION MODULE
#64Top Connection for Electrically Ignited Power Charge
#65Detonator Assembly For A Perforating Gun Assembly
#66Electrical contact for perforating gun assembly
#67INITIATOR HEAD WITH CIRCUIT BOARD
#68Initiator head with circuit board
#69Self-arming perforating system and method
#70Self-shunting detonator for well perforating gun
#71Detonation module
#72PARENT-CHILD PIC MODULE
#73Method and apparatus for well stimulation and perforation
#74PERFORATING GUN SYSTEM
#75Cracking permeability increasing method combining hydraulic fracturing and methane in-situ combustion explosion
#76Detonating Cord Depth Locating Feature
#77Detonator For A Perforating Gun Assembly
#78Reusable switch module for gun system
#79MODULAR PERFORATION TOOL
#80Reusable perforating gun system and method
#81Reusable tandem subs including a signal bar for a perforating gun system
#82Penetrator and dispensers and methods of use
#83INITIATOR ASSEMBLIES FOR PERFORATING GUN SYSTEMS
#84Shaped charge load tube with integrated detonation cord retention mechanism
#85Perforating-gun initiator circuit
#86Detonator assemblies for perforating gun systems
#87Addressable ignition stage for enabling a detonator/ignitor
#88Shock Resistant Perforating Tool for Multizone Completions
#89PERFORATING GUN ASSEMBLY WITH PERFORMANCE OPTIMIZED SHAPED CHARGE LOAD
#90Large shaped charge perforation tool
#91Singular/wired fuzing device
#92Universal plug and play perforating gun tandem
#93Wireless switch for perforation tool
#94ADDRESSABLE SWITCH ASSEMBLY FOR WELLBORE SYSTEMS AND METHOD
#95Modular initiator
#96Perforating gun assembly
#97Downhole perforating gun tube and components
#98Thermite reaction charge, method for forming a threephased rock-to-rock well barrier, and a well barrier formed thereof
#99CONTROL MODULE FOR A DETONATION SUB AND A DETONATION SUB
#100Perforating gun assembly having detonator interrupter
#101Perforating gun
#102Integrated perforating gun and setting tool system and method
#103Reusable perforation gun coupler system
#104INTEGRATED WIRING GUN AND METHOD
#105Manually oriented internal shaped charge alignment system and method of use
#106Downhole ignition assembly
#107Frangible electrical contact for a perforating gun system
#108Modular perforating gun systems and methods
#109Non-detonable shaped charge and activation
#110Untethered drone string for downhole oil and gas wellbore operations
#111Communication and location system for an autonomous frack system
#112Integrated detonator sensors
#113Tandem sub for a shaped charge perforation gun and related equipment
#114Pressure bulkhead
#115Direct Connectingh Gun Assemblies for Drilling Well Perforations
#116Cluster gun system
#117Detonator positioning device
#118Modular gun system
#119Initiator head with circuit board
#120MODULAR PERFORATION TOOL
#121Addressable Switch with Initiator Detection and Initiator Resistance Measurement
#122Perforating gun assembly with performance optimized shaped charge load
#123EXPANDABLE PERFORATING GUN STRING AND METHOD
#124Universal plug and play perforating gun tandem
#125Perforating gun orientation system
#126Box by Pin Perforating Gun System and Methods
#127Box by pin perforating gun system
#128Preferential fragmentation of charge case during perforating
#129Modular initiator
#130Tool part
#131Cluster gun system
#132Autonomous perforating drone
#133Perforating gun with conductive detonating cord
#134Micro-controller-based switch assembly for wellbore systems and method
#135Modular gun system
#136Multiple Unit Piercing Tool
#137Current feed-through wireline release tool and method
#138Convertible and addressable switch assembly for wellbore operations
#139PERFORATING GUN ASSEMBLY WITH ROTATING SHAPED CHARGE HOLDER
#140Detonator positioning device
#141One-click contact detonator for perforating gun system
#142Perforating gun assembly with performance optimized shaped charge load
#143PERFORATING GUN WITH DETONATION MODULE
#144Modular perforation tool
#145System and method for centralizing a tool in a wellbore
#146Retrievable perforating gun assembly and components
#147Fluid-disabled detonator and perforating gun assembly
#148Solid state dual fire circuit
#149Reusable tandem subs including a signal bar for a perforating gun system
#150Addressable switch assembly for wellbore systems and method
#151Shaped charge holder and perforating gun
#152Addressable Ignition Stage for Enabling a Detonator/Ignitor
#153Rotating electrical connection for perforating systems
#154Reusable perforating gun system and method
#155Bridged bulkheads for perforating gun assembly
#156Bulkhead for a perforating gun assembly
#157Perforating gun system
#158Non-mechanical ported perforating torch
#159End plate for a perforating gun assembly
#160Modular perforating gun systems and methods
#161Detonation interrupt device
#162Oilfield perforating self-positioning systems and methods
#163Behind casing well perforating and isolation system and related methods
#164PERFORATING GUN WITH SWITCH CARTRIDGE
#165Cartridge system and method for setting a tool
#166Stackable propellant module for gas generation
#167Convertible and addressable switch assembly for wellbore operations
#168Box by pin perforating gun system and methods
#169Directly initiated addressable power charge
#170Initiator assemblies for perforating gun systems
#171Detonator assemblies for perforating gun systems
#172MULTI-LAYER LOADING TUBE FOR PERFORATING GUN
#173Modular gun system
#174Multi-gun cluster carrier
#175ADDRESSABLE SWITCH ASSEMBLY FOR WELLBORE SYSTEMS AND METHOD
#176Smart fracturing plug with fracturing sensors
#177Perforation gun system
#178Cluster Gun System
#179Initiator head assembly
#180Detonation cord alignment and retention
#181Cluster gun system
#182Shaped charge load tube with integrated detonation cord retention mechanism
#183Downhole perforating gun tube and components
#184RF attenuating switch
#185Integrated perforating gun and setting tool system and method
#186Perforating gun for oil and gas wells, and system and method for using the same
#187Perforating gun module with monolithic shaped charge positioning device
#188Directly initiated addressable power charge
#189Perforating gun assembly and wellbore tool string with tandem seal adapter
#190Boosterless ballistic transfer
#191Pressure Activated Selective Perforating Switch Support
#192Select fire switch form factor system and method
#193Modular perforating gun system
#194System and method for centralizing a tool in a wellbore
#195Perforating gun system and method
#196Single charge perforation gun and system
#197Fluid injection treatments in subterranean formations stimulated using propellants
#198Detonator module
#199Initiator assemblies for a perforating gun
#200Perforating gun assembly having seal element of tandem seal adapter and coupling of housing intersecting with a common plane perpendicular to longitudinal axis
#201Universal plug and play perforating gun tandem
#202LOGGING DRONE WITH WIPER PLUG
#203Detonation system having sealed explosive initiation assembly
#204MULTI-PHASE, SINGLE POINT, SHORT GUN PERFORATION DEVICE FOR OILFIELD APPLICATIONS
#205Selective untethered drone string for downhole oil and gas wellbore operations
#206Box by pin perforating gun system and methods
#207Reusable perforating gun system and method
#208Modular perforating gun systems and methods
#209Modular initiator
#210Closure member and encapsulated slotted shaped charge with closure member
#211Bulkhead assembly for a tandem sub, and an improved tandem sub
#212Methods for enhancing hydrocarbon production from subterranean formations using electrically controlled propellant
#213Contact plunger cartridge assembly
#214Contact plunger cartridge assembly
#215Micro-controller-based switch assembly for wellbore systems and method
#216TETHERED DRONE FOR DOWNHOLE OIL AND GAS WELLBORE OPERATIONS
#217Cluster gun system
#218Detonation system having sealed explosive initiation assembly
#219Boosterless ballistic transfer
#220Downhole firing tool
#221Conductive detonating cord for perforating gun
#222Constant entrance hole perforating gun system and method
#223Well string tool and method for using the same
#224Pressure bulkhead structure with integrated selective electronic switch circuitry
#225Pressure activated selective perforating switch support
#226Wellbore gun perforating system and method
#227Tandem seal adapter for use with a wellbore tool, and wellbore tool string including a tandem seal adapter
#228Unibody gun housing, tool string incorporating same, and method of assembly
#229Energetic perforator fill and delay method
#230Reactive perforating gun to reduce drawdown
#231Addressable switch assembly for wellbore systems and method
#232Detonating Cord Retaining Device
#233Single use setting tool for actuating a tool in a wellbore
#234Self-selecting switch devices, perforating gun systems including the self-selecting switch devices, and methods of using the gun systems
#235Integrated perforating gun and setting tool system and method
#236Detonation system having sealed explosive initiation assembly
#237Closure member and encapsulated slotted shaped charge with closure member
#238Downhole perforating gun tube and components
#239Cluster gun system
#240System and methodology for minimizing perforating gun shock loads
#241High shot density charge holder for perforating gun
#242Initiator head assembly
#243Digital perforation system and method
#244Reusable perforating gun system and method
#245Electronic releasing mechanism
#246Apparatus and method for electromechanically connecting a plurality of guns for well perforation
#247Downhole firing tool
#248PERFORATING GUN
#249Electronic time delay fuse
#250Perforating gun system with electrical connection assemblies
#251Detonator assembly for wellbore perforator
#252Plug and abandonment system for forming an upper plug when abandoning an oil and gas well
#253Exploding bridge wire detonation wave shaper
#254Pressure bulkhead
#255Detonator assembly for transportable wellbore perforator
#256NON-DETONABLE SHAPED CHARGE AND ACTIVATION
#257Quick-locking detonation assembly of a downhole perforating tool and method of using same
#258Utilizing electrically actuated explosives downhole
#259Stackable propellant module for gas generation
#260Perforation gun components and system
#261Single charge perforating gun
#262Positioning device for shaped charges in a perforating gun module
#263Addressable switch assembly for wellbore systems and method
#264AUTONOMOUS PERFORATING DRONE
#265Micro-controller-based switch assembly for wellbore systems and method
#266Wireless activation of wellbore tools
#267Conductive detonating cord for perforating gun
#268Fluid-disabled detonator and perforating gun assembly
#269Bottom-fire perforating drone
#270Wellbore gun perforating system and method
#271Differential pressure firing heads for wellbore tools and related methods
#272Signal transfer system for activating downhole tools and related methods
#273Cluster gun system
#274Charge tube assembly
#275Perforating gun system and method
#276Utilizing electrically actuated explosives downhole
#277Select fire switch form factor system and method
#278Addressable switch assembly for wellbore systems and method
#279Utilizing electrically actuated explosives downhole
#280Universal initiator and packaging
#281Fluid-disabled detonator and method of use
#282Current feed-through wireline release tool and method
#283Select fire perforating cartridge system
#284Method of making an initiator head assembly
#285Firing head assembly, well completion device with a firing head assembly and method of use
#286Direct Connecting Gun Assemblies for Drilling Well Perforations
#287Methods and electrically-actuated apparatus for wellbore operations
#288Perforation gun components and system
#289Perforating gun system and method
#290Box by pin perforating gun system and methods
#291PERFORATING GUN
#292Constant entrance hole perforating gun system and method
#293Box by pin perforating gun system
#294Ignition device for underground coal gasification process, and applications thereof
#295Thermal cutter
#296Constant entrance hole perforating gun system and method
#297ELECTRICALLY POWERERD SETTING TOOL AND PERFORATING GUN
#298Directly initiated addressable power charge
#299Pressure activated selective perforating switch support
#300Perforation devices including trajectory-altering structures and methods of utilizing the same