135153 ⎘
Special methods or apparatus for drilling Drilling by use of explosives
BLAST HOLE MEASUREMENT AND LOGGING
#2Bulkhead igniter with snap-on insulator
#3Projectile Drilling Systems and Methods
#4Projectile drilling system
#5Method and device for controlled filling and inspection of blast holes
#6BLAST HOLE MEASUREMENT AND LOGGING
#7Methods for well construction and completion
#8Enhanced endcap ram accelerator system
#9Method and apparatus for removing pavement structures using plasma blasting
#10Igniter and ignition device for downhole setting tool power charge
#11Projectile drilling systems and methods
#12Establishing hydraulic communication between relief well and target well
#13System for acoustic navigation of boreholes
#14Augmented drilling system
#15Fracturing and in-situ proppant injection using a formation testing tool
#16System for generating a hole using projectiles
#17Projectile drilling system
#18Ram accelerator system
#19Energy transfer device
#20Ram accelerator system with endcap
#21Ram accelerator system with baffles
#22Ram accelerator system with rail tube
#23ENCAPSULATED EXPLOSIVES FOR DRILLING WELLBORES
#24Ram accelerator system with endcap
#25Device for transferring energy output from one pyrotechnic device to another
#26Methods and systems for controlling networked electronic switches for remote detonation of explosive devices
#27Hot hole charge system
#28Ram accelerator system
#29METHOD FOR THE IN SITU RECOVERY OF HEAVY OIL FROM A SUBTERRANEAN DEPOSIT
#30Energy transfer device
#31Hot hole charge system
#32Downhole drive force generating tool
#33Device and method for explosive drilling
#34Rock drill and method of breaking rock
#35Downhole drive force generating tool
#36Handheld tool for breaking up rock
#37Oil exploration probe