135507 ⎘
Sealing or packing boreholes or wells in the borehole; Packers; Plugs with mechanical slips for hooking into the casing characterised by a valve, e.g. a by-pass valve
SEAL-BORE ARRANGEMENT FOR A WELLBORE TUBING DISCONNECTION TOOL
#2SELECTIVE WELL BARRIER BOTTOM, SYSTEM, AND METHOD
#3WIRELESS CASING PACKER
#4Wireless casing packer
#5EMERGENCY DISCONNECT ISOLATION VALVE
#6BOTTOM HOLE ASSEMBLY AND METHODS FOR COMPLETION
#7METHODS AND SYSTEMS FOR FRACING
#8METHODS AND SYSTEMS FOR FRACING
#9Electric submersible pumping system blanking plug with flapper valve mechanism
#10Downhole tool with delay valve
#11Torque mechanism for bridge plug
#12Emergency disconnect isolation valve
#13Methods and systems for fracing and casing pressuring
#14Well abandonment tool
#15Permanent packer and extended gas lift method using permanent packer
#16Expanding and collapsing apparatus with seal pressure equalization
#17Plugging assemblies for plugging cased wellbores
#18Expanding and collapsing apparatus and methods of use
#19Methods and systems for fracing and casing pressuring
#20Dissolvable expendable guns for plug-and-perf applications
#21Wireline completion tool and method
#22Dissolvable setting tool or hydraulic fracturing operations
#23Locating self-setting dissolvable plugs
#24DOWNHOLE ASSEMBLY FOR SELECTIVELY SEALING OFF A WELLBORE
#25Piston load ring seal configurations
#26Buoyancy assist tool
#27Dual sub-surface release plug with bypass for small diameter liners
#28Rotating stinger valve for J-slot connector
#29Modular pressure cylinder for a downhole tool
#30Downhole apparatus
#31Switch sliding sleeve device for oil-gas exploitation and switching method thereof, oil-gas exploitation tool and switching method of wall through hole thereof
#32Self-inflating high expansion seal
#33Method and apparatus for producing well fluids
#34Downhole pump and method for producing well fluids
#35Downhole check valve assembly with a locking mechanism
#36Stinger for communicating fluid line with downhole tool
#37Downhole check valve assembly with a ratchet mechanism
#38Bottom hole assembly and methods for completion
#39Disintegratable bismaleimide composites for downhole tool applications
#40Downhole assembly for selectively sealing off a wellbore
#41Emergency disconnect isolation valve
#42Electronic release tool
#43Modular pressure cylinder for a downhole tool
#44Straddle packer with fluid pressure packer set and velocity bypass
#45FRAC plug having reduced length and reduced setting force
#46Wellbore isolation devices with degradable non-metallic components
#47Wellbore isolation devices with degradable slip assemblies with slip inserts
#48Test dart system and method
#49Bypass assembly for production packer
#50Downhole assembly for selectively sealing off a wellbore
#51Wellbore isolation device
#52Magnetic flow valve for borehole use
#53Emergency disconnect isolation valve
#54Modular insert float system
#55Bottom hole assembly for wellbore completion
#56Annular barrier with expansion unit
#57Testable isolation packer
#58Flow-actuated pressure equalization valve and method of use
#59Downhole assembly for selectively sealing off a wellbore
#60Degradable wellbore isolation devices with degradable sealing balls
#61Test packer and method for use
#62Degradable wellbore isolation devices with large flow areas
#63Wellbore isolation devices with degradable slip assemblies with slip inserts
#64Downhole tool with magnetic bypass seat
#65Smart frac plug system and method
#66Downhole packer with multiple areas of relative rotation
#67Mechanical hold-down assembly for a well tie-back string
#68Testable isolation packer
#69Bottom set downhole plug
#70Wellbore annular safety valve and method
#71Bridge plug with selectivity opened through passage
#72Non-metallic slip assembly and related methods
#73Bottom hole assembly for wellbore completion
#74Test packer and method for use
#75Retrievable bridge plug
#76Frac plug body
#77Well treatment apparatus, system, and method
#78TREATMENT PLUG AND METHOD OF ANCHORING A TREATMENT PLUG AND THEN REMOVING A PORTION THEREOF
#79Tool assembly including an equalization valve
#80Subsea conductor anchor
#81Well treatment device, method, and system
#82Test packer and method for use
#83Bottom set downhole plug
#84Bottom set downhole plug
#85Convertible multi-function downhole isolation tool and related methods
#86Non-metallic slip assembly and related methods
#87Hydraulicaly fracturable downhole valve assembly and method for using same
#88Well treatment device, method, and system
#89Bottom set downhole plug
#90CONVERTIBLE DOWNHOLE ISOLATION PLUG
#91Pressure equalising devices
#92Retrievable bridge plug
#93Well plug
#94Methods and apparatus for a downhole tool
#95Downhole valve assembly
#96Composite cement retainer
#97System and method for snubbing under pressure
#98Shunt tube flowpaths extending through swellable packers
#99Shunt tube flowpaths extending through swellable packers
#100Methods and apparatus for a downhole tool
#101Pressure equalising devices
#102Convertible seal
#103Downhole valve assembly
#104APPARATUS AND METHOD FOR WELLBORE ISOLATION
#105Degradable downhole check valve
#106Fracturing plug convertible to a bridge plug
#107Deep water hurricane valve
#108Well treatment device, method and system
#109Convertible seal
#110Composite cement retainer
#111Wellbore tool with disintegratable components
#112Retrievable frac packer
#113Method of suspending, completing and working over a well
#114Packers and methods of use
#115Snorkel device for flow control
#116Wellbore tool with disintegratable components and method of controlling flow
#117System and method for installing a liner in a borehole
#118Method and apparatus of suspending, completing and working over a well
#119Alternative packer setting method