135611 ⎘
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 hydraulically actuated
HYDRAULIC DELAY TOOL FOR NON-SELECTIVE PERFORATING OPERATIONS IN OIL WELLS
#2Fixed-Volume Setting Tool
#3Fixed-volume setting tool
#4Pressure-actuated safety for well perforating
#5Method and system for determining well delivery contributions using artificial intelligence
#6Firing head and method of utilizing a firing head
#7Dissolvable time delay firing head and method
#8Perforating gun for oil and gas wells, and system and method for using the same
#9Pressure activated firing heads, perforating gun assemblies, and method to set off a downhole explosion
#10System and method for firing a charge in a well tool
#11Hydraulic underbalance initiated safety firing head, well completion apparatus incorporating same, and method of use
#12Perforating apparatus
#13Firing head and method of utilizing a firing head
#14Firing mechanism for a perforating gun or other downhole tool
#15Differential pressure firing heads for wellbore tools and related methods
#16Signal transfer system for activating downhole tools and related methods
#17Perforating gun system and method
#18Firing head assembly, well completion device with a firing head assembly and method of use
#19Hydraulic underbalance initiated safety firing head, well completion apparatus incorporating same, and method of use
#20Detonation transfer system
#21Plug
#22Pyrotechnic initiated hydrostatic/boost assisted down-hole activation device and method
#23Composite drill gun
#24Firing mechanism for a perforating gun or other downhole tool
#25Degradable material time delay system and method
#26Degradable material time delay system and method
#27Degradable material time delay system and method
#28PERFORATING GUN SYSTEM WITH FLUID BYPASS
#29Fluid Pressure Actuator
#30Using a combination of a perforating gun with an inflatable to complete multiple zones in a single trip
#31Refracturing method using spaced shaped charges straddled with isolators on a liner string
#32Pressure switch for selective firing of perforating guns
#33Bottom hole firing head and method
#34Firing mechanism with time delay and metering system
#35Firing mechanism for a perforating gun or other downhole tool
#36Firing head actuator for a well perforating system and method for use of same
#37Pressure-activated switch
#38Well perforating apparatus
#39Method and apparatus for actuating a differential pressure firing head
#40Pressure-activated switch
#41Internally pressurized perforating gun
#42Flow isolation sub for tubing operated differential pressure firing head
#43Novel Device and Methods for Firing Perforating Guns
#44Flow activated sensor assembly
#45Light emitting composite with phosphor components
#46Burst disk-actuated shaped charges, systems and methods of use
#47Firing assembly for a perforating gun
#48Method of operating a pressure cycle operated perforating firing head and generating electricity in a subterranean well
#49Method of perforating a wellbore
#50Perforating and fracturing system
#51Method and apparatus for perforating multiple wellbore intervals
#52Pressure cycle operated perforating firing head
#53COMMUNICATING THROUGH A BARRIER IN A WELL
#54Device and methods for firing perforating guns
#55Wireless perforating gun initiation
#56One trip system for circulating, perforating and treating
#57Communicating Through a Barrier in a Well
#58Device and methods for firing perforating guns
#59Firing head with detonation gas release activation