135445 ⎘
Fishing for or freeing objects in boreholes or wells Freeing by flushing
LOGGING TOOL
#2Apparatus To Move An Object In An Open Hole Section of A Wellbore
#3Methods for installing risers in a fluid injection system
#4Open hole washout mapping and steering tool
#5Fluid injection system and related methods
#6Exothermic drilling fluid composition and method of use
#7Downhole signal-conducting and power-conducting flexible cable
#8VISUALIZATION OF FISH WHILE FISHING IN A WELLBORE
#9Jet flow adjustment method for rotary steerable downhole release
#10Acid-integrated drill pipe bars to release stuck pipe
#11Method and system for predicting locations of stuck pipe events
#12Methods and systems to detect an untethered device at a wellhead
#13DISPENSING AND COLLECTION FLUIDS WITH WIRELINE CHAMBER TOOL
#14Thrust driven tractor by fluid jetting
#15Systems and methods for identifying blockages in subsea conduits
#16Methods and systems to detect an untethered device at a wellhead
#17Systems and methods for freeing stuck pipe
#18Digitally controlled agitation switch smart vibration assembly for lateral well access
#19Diffuser assembly
#20Alkyl ester spotting fluid compositions for differential sticking
#21Alkyl ester spotting fluid compositions for differential sticking
#22Systems and methods for monitoring and/or predicting sagging tendencies of fluids
#23Reverse rotary sprinkler drilling pipe system with anti-sticking function and its application method
#24Method and apparatus for stuck pipe mitigation
#25Ultrasonic cutting detection
#26Diffuser assembly
#27Reversing differential pressure sticking
#28Systems for removing blockages in subsea flowlines and equipment
#29Method and Apparatus for Reducing Downhole Losses in Drilling Operations, Sticking Prevention, and Hole Cleaning Enhancement
#30Automatic downhole jetting system
#31Regulating downhole fluid flow rate using an multi-segmented fluid circulation system model
#32Alkyl ester spotting fluid compositions for differential sticking
#33Fracking tool further having a dump port for sand flushing, and method of fracking a formation using such tool
#34FLUID DISPLACEMENT STIMULATION OF DEVIATED WELLBORES USING A TEMPORARY CONDUIT
#35Rheology modifier for drilling and well treatment fluids
#36Compression-actuated multi-cycle circulation valve
#37Recovery valve
#38Method for removal of casings in an underground well
#39Inflatable collar and downhole method for moving a coiled tubing string
#40Systems and methods to inhibit packoff formation during drilling assembly removal from a wellbore
#41Systems and methods to inhibit packoff events during downhole assembly motion within a wellbore
#42Attachment for percussion drill tools
#43Methods and apparatus for drilling wells
#44Tubular retrieval
#45Downhole tubular lifter and method of using the same
#46Enhanced smear effect fracture plugging process for drilling systems
#47METHODS, APPARATUS AND PRODUCTS FOR DRILLING WELLS
#48System and method to locate, monitor and quantify friction between a drillstring and a wellbore
#49Apparatus and method for unsticking a downhole tool
#50METHOD FOR RELEASING STUCK DRILL STRING
#51Method for releasing stuck drill string
#52Apparatus for facilitating the connection of tubulars using a top drive
#53Packer washout assembly
#54Stabilized down hole drilling motor
#55Spotting fluid compositions and associated methods
#56Method for releasing stuck drill string
#57Apparatus for facilitating the connection of tubulars using a top drive
#58Downhole drill string having a collapsible subassembly and method of loosening a stuck drillstring
#59Apparatus for facilitating the connection of tubulars using a top drive
#60Method of stabilizing a downhole drilling motor and a downhole drilling motor
#61Formed tubulars
#62Sand flushing above blanking plug