Patents
Sitemap › E21 - Earth or rock drilling; Mining › E21B - Earth or rock drilling; Obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells › E21B 43 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
Patents for E21B 43 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells (64,186)
11/2014
11/25/2014US8893794 Integrated zonal contact and intelligent completion system
11/25/2014US8893793 Apparatus and methods for the recovery of hydrocarbonaceous and additional products from oil shale and oil sands
11/25/2014US8893790 Biomimetic adhesive compositions comprising a phenolic polymer and methods for use thereof
11/25/2014US8893789 Shunt tube connection assembly and method
11/25/2014US8893788 Enhanced permeability subterranean fluid recovery system and methods
11/25/2014US8893787 Operation of casing valves system for selective well stimulation and control
11/25/2014US8893785 Location of downhole lines
11/25/2014US8893784 Traced chemicals and method to verify and control formulation composition
11/25/2014US8893783 Tubing conveyed multiple zone integrated intelligent well completion
11/25/2014US8893781 Separating device for removing sand and rock particles
11/25/2014US8893778 System and method of fracturing while drilling
11/25/2014US8893775 Multiple electric submersible pump system
11/20/2014US20140343908 Method and system for using tracer shots for estimating influx volumes of fluids from different influx zones to a production flow in a well
11/20/2014US20140341755 Horizontal and vertical well fluid pumping system
11/20/2014US20140338921 Method For Production Of Hydrocarbons Using Caverns
11/20/2014US20140338918 Self-Standing Riser with Artificial Lift System
11/20/2014US20140338915 Particles containing one or more controlled release cross-linked active agents
11/20/2014US20140338914 Method for enhancing the permeability of a geological formation
11/20/2014US20140338913 Treatment fluid containing a corrosion inhibitor of a weak base
11/20/2014US20140338912 Thermally-activated gellant for an oil or gas treatment fluid
11/20/2014US20140338911 Methods and compositions for use in oil and/or gas wells
11/20/2014US20140338907 Wellbore Servicing Materials and Methods of Making and Using Same
11/20/2014US20140338906 Proppant With Enhanced Interparticle Bonding
11/20/2014US20140338904 Systems and method for separating dimethyl ether from oil and water
11/20/2014US20140338903 Method for enhanced oil recovery by in situ carbon dioxide generation
11/20/2014US20140338902 Polysaccharide delivery unit for wellbore treatment agent and method
11/20/2014US20140338901 Enhanced Coal-Bed Methane Production
11/20/2014US20140338899 Completing a Well in a Reservoir
11/20/2014US20140338894 Geologic fracturing method and resulting fractured geologic structure
11/20/2014US20140338888 System and Method for Enhancing Hydraulic Fluids for Down Hole Use
11/20/2014US20140338395 Method of Separating Carbon Dioxide from Liquid Acid Gas Streams
11/18/2014USRE45244 Expandable tubing and method
11/18/2014US8892221 Integrated resource monitoring system with interactive logic control for well water extraction
11/18/2014US8889603 Compositions and methods for diverting injected fluids to achieve improved hydrocarbon fluid recovery
11/18/2014US8889602 Copolymer for shale stabilization and method of use
11/18/2014US8889036 Scintillator crystal materials, scintillators and radiation detectors
11/18/2014US8888412 Seabed-to-surface linking equipment including a flexible pipe guiding structure
11/18/2014US8888407 Method and a device for sealing and/or securing a borehole
11/18/2014US8888142 Releasable connector for an off-shore oil installation
11/18/2014US8887816 Polymer compositions for use in downhole tools and components thereof
11/18/2014US8887815 Nanoparticle kinetic gas hydrate inhibitors
11/18/2014US8887814 Offshore universal riser system
11/18/2014US8887813 Underwater oil and gas leak containment systems and methods
11/18/2014US8887812 Apparatus and method for isolating and securing an underwater oil wellhead and blowout preventer
11/18/2014US8887810 In situ loop antenna arrays for subsurface hydrocarbon heating
11/18/2014US8887809 Treatment fluids comprising transient polymer networks
11/18/2014US8887808 Engineered methods and materials for wellbore strengthening in subterranean operations
11/18/2014US8887805 Compositions and methods related to mitigating aluminum and ferric precipitates in subterranean formations after acidizing operations
11/18/2014US8887804 Viscoelastic composition with improved viscosity
11/18/2014US8887803 Multi-interval wellbore treatment method
11/18/2014US8887802 Torque absorbtion anchor system and method to assemble same
11/18/2014US8887798 Hydraulic stabilizer for use with a downhole casing cutter
11/18/2014US8887760 System for delivering frac water at high pressure
11/13/2014US20140335002 Separating carbon dioxide and hydrogen sulfide from a natural gas stream using co-current contacting systems
11/13/2014US20140332231 Downhole actuation ball, methods and apparatus
11/13/2014US20140332228 Fracturing Using Re-Openable Sliding Sleeves
11/13/2014US20140332227 Gas-lift valve and method of use
11/13/2014US20140332226 Apparatus and method for recovering fluids from a well and/or injecting fluids into a well
11/13/2014US20140332223 Modular Subsea Completion
11/13/2014US20140332222 Connection system for subsea flow interface equipment
11/13/2014US20140332219 Intrawell Fluid Injection System and Method
11/13/2014US20140332218 Apparatus and methods for recovery of hydrocarbons
11/13/2014US20140332214 Hydraulic fracturing composition, method for making and use of same
11/13/2014US20140332212 Compositions and methods for enhanced hydrocarbon recovery
11/13/2014US20140332211 Shunt Tube Connection Assembly and Method
11/13/2014US20140332210 Top-down oil recovery
11/13/2014US20140332209 Polyol for improving sweep efficiency in oil reservoirs
11/13/2014US20140332208 Seawater Transportation for Utilization in Hydrocarbon-Related Processes
11/13/2014US20140332207 Methods To Characterize Underground Formation
11/13/2014US20140332206 Stimulation method
11/13/2014US20140332201 Apparatus and methods for recovery of hydrocarbons
11/13/2014US20140332199 Tunable Down-Hole Stimulation System
11/13/2014US20140332095 Pump apparatus
11/13/2014US20140331852 Perforating Gun Apparatus for Generating Perforations having Variable Penetration Profiles
11/11/2014US8886502 Simulating injection treatments from multiple wells
11/11/2014US8884778 Apparatus and methods for controlling and communicating with downhole devices
11/11/2014US8883695 Particulate materials coated with a relative permeability modifier and methods for treating subterranean formations using treatment fluids containing the same
11/11/2014US8882997 Wastewater treatment method and apparatus
11/11/2014US8882390 Method for installing an operating rig for a fluid in a body of water with a traction unit
11/11/2014US8882388 Underwater oil and gas collection system
11/11/2014US8882204 Apparatus and method for mining coal
11/11/2014US8881843 Managed pressure and/or temperature drilling system and method
11/11/2014US8881837 Increasing oil production
11/11/2014US8881832 Downhole supercapacitor device
11/11/2014US8881826 Installation for the extraction of fluid from an expanse of water, and associated method
11/11/2014US8881825 Barrier side pocket mandrel and gas life valve
11/11/2014US8881824 Mechanically actuated device positioned below mechanically actuated release assembly utilizing J-slot device
11/11/2014US8881821 Ball seat milling and re-fracturing method
11/11/2014US8881820 Treatment fluids comprising entangled equilibrium polymer networks
11/11/2014US8881814 Liner cementation process and system
11/11/2014US8881813 Methods of forming high-porosity fractures in weakly consolidated or unconsolidated formations
11/11/2014US8881811 Additives to suppress silica scale build-up and methods of use thereof
11/11/2014US8881810 Dispersing separated hydrocarbon gas into separated oil during surface well testing for improved oil mobility
11/11/2014US8881806 Systems and methods for treating a subsurface formation with electrical conductors
11/11/2014US8881805 Systems and methods for an artificial geothermal energy reservoir created using hot dry rock geothermal resources
11/11/2014US8881804 Expandable screen by spring force
11/11/2014US8881803 Desander system
11/11/2014US8881800 Installation for the in situ extraction of a substance containing carbon
11/11/2014US8881799 Downhole gas generator with multiple combustion chambers
11/11/2014US8881798 Remote manipulation and control of subterranean tools
1 ... 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 ... 642