135494 ⎘
Sealing or packing boreholes or wells in the borehole; Packers; Plugs; Units with longitudinally-spaced plugs for isolating the intermediate space with inflatable sleeves inflated by down-hole pumping means operated by a pipe string
Method and apparatus for a joint-locking plug
#2Modular pressure cylinder for a downhole tool
#3Dynamically self-balancing pressurized borehole-sealing apparatus and method thereof for coal seam gas pressure measurement
#4Inflatable downhole packer tool
#5Modular pressure cylinder for a downhole tool
#6Straddle packer with fluid pressure packer set and velocity bypass
#7Tester valve below a production packer
#8Non-Extruding Single Packer
#9Forming inclusions in selected azimuthal orientations from casing section
#10Alternate flow paths for single trip multi-zone systems
#11Downhole straddle assembly
#12Active external casing packer (ECP) for frac operations in oil and gas wells
#13Fluid diversion through selective fracture extension
#14Forming inclusions in selected azimuthal orientations from a casing section
#15Formation fracturing
#16Active external casing packer (ECP) for frac operations in oil and gas wells
#17Adjustable testing tool and method of use
#18Adjustable testing tool and method of use
#19String mounted hydraulic pressure generating device for downhole tool actuation
#20Apparatus and methods of flow testing formation zones
#21Adjustable Testing Tool and Method of Use
#22Seal
#23Isolation device with multiple pressure stages to isolate well interval
#24Resettable packer system for pumping operations