135733 ⎘
Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells; Obtaining fluid samples or testing fluids, in boreholes or wells with down-hole means for trapping a fluid sample Wire-line fluid samplers
PRESSURE COMPENSATED LOCKING SAMPLING TOOL
#2PROBE AND METHOD FOR SAMPLING FLUIDS FROM A SUBTERRANEAN ENVIRONMENT
#3DEVICE AND METHOD FOR TESTING GAS LOSS AMOUNT WHICH SIMULATES WIRELINE CORING PROCESS
#4WELLBORE PROBE MOVEMENT CONTROL
#5REAL TIME DOWNHOLE WATER CHEMISTRY AND USES
#6Subsurface sampling tool
#7Downhole tool with filtration device
#8Real time downhole water chemistry and uses
#9Split flow probe for reactive reservoir sampling
#10Direct drive for a reservoir fluid pump
#11DISPENSING AND COLLECTION FLUIDS WITH WIRELINE CHAMBER TOOL
#12Siphon pump chimney for formation tester
#13LWD formation tester with retractable latch for wireline
#14Embedded electrode tuning fork
#15Split flow probe for reactive reservoir sampling
#16Siphon pump chimney for formation tester
#17Wellbore conditioning with a reamer on a wireline
#18Downhole tool with filtration device
#19LWD formation tester with retractable latch for wireline
#20Method and system for extracting reservoir fluid sample
#21System and method for sampling formation fluid
#22Suspended fluid sampling and monitoring
#23Identifying hydrocarbon sweet spots using carbon dioxide geochemistry
#24Electromagnetic wave converter
#25LIQUID SAMPLING DEVICE AND ASSOCIATED METHODS
#26NANO-PARTICLE DETECTION OF CHEMICAL TRACE AMOUNTS IN DOWNHOLE NMR FLUID ANALYZER
#27Determining pressure measurement locations, fluid type, location of fluid contacts, and sampling locations in one or more reservoir compartments of a geological formation
#28LOGGING DEVICE FOR MEASURING PRESSURE INTO AN UNDERGROUND FORMATION AND ASSOCIATED METHOD
#29Frequency sensors for use in subterranean formation operations
#30Formation evaluation pumping system and method
#31Flushing microfluidic sensor systems
#32Oil-Based Mud contamination estimate from physical properties
#33Downhole tools and methods for isolating and analyzing gases from downhole fluids
#34Method and system for extracting reservoir fluid sample
#35In-line methods and apparatuses for determining the composition of an emulsified drilling fluid
#36Nuclear magnetic resonance sensing and fluid sampling device for subterranean characterization
#37MEASUREMENT DEVICE BY PRESSURIZING THE SUBSOIL AND METHOD FOR CARRYING OUT AN ASSOCIATED PRESSURIZATION TEST
#38Subsurface environment sampler with actuator movable collection chamber
#39FLUID SAMPLING TOOL STRING WITH ACOUSTIC SIGNALING
#40Formation tester comprising reactive filter material sensors
#41Using Offset Parameters in Viscosity Calculations
#42Frequency sensors for use in subterranean formation operations
#43System and method for controlled flowback
#44Sensors for in-situ formation fluid analysis
#45Oilfield monitoring of subterranean polymer solution
#46Methods and apparatus for collecting and preserving core samples from a reservoir
#47Reservoir fluid geodynamics system and method
#48In-line methods and apparatuses for determining the composition of an emulsified drilling fluid
#49Calibration of optical computing devices using traceable filters
#50Suspended fluid sampling and monitoring
#51Reconstructing optical spectra using integrated computational element structures
#52Methods and apparatus for collecting and preserving core samples from a reservoir
#53Methods of measuring hydrogen sulfide concentrations in reservoir fluids
#54Methods and apparatus for collecting and preserving core samples from a reservoir
#55Asphaltene phase instability analysis in gas charges into oil reservoirs
#56Systems and methods for downhole fluid analysis
#57Prediction of saturation pressure of fluid
#58Fluid analysis with Coriolis effect flowmeter
#59Fracturing and in-situ proppant injection using a formation testing tool
#60Methods for in-situ multi-temperature measurements using downhole acquisition tool
#61Double Rod Lock System
#62Systems and methods for in-situ measurements of mixed formation fluids
#63Flushing microfluidic sensor systems
#64Dual function downhole tool
#65Methods and apparatus for collecting and preserving core samples from a reservoir
#66Apparatus and methods for analysis of reservoir fluids
#67Permanent soil and subsoil measurement probe
#68Hybrid check valve
#69Microwave measurement of water fraction
#70Optical computing device diagnostics and treatment
#71Downhole fluid properties analysis device and tools comprising such a device
#72Downhole formation fluid sampler having an inert sampling bag
#73No purge sampler
#74Systems and methods for sample characterization
#75Hydraulic injection diagnostic tool
#76Using screened pads to filter unconsolidated formation samples
#77Method of obtaining asphaltene content of crude oils
#78Methods for compositional analysis of downhole fluids using data from NMR and other tools
#79Formation fracturing and sampling methods
#80Assessing reservoir connectivity in hydrocarbon reservoirs
#81Fluid container reloading tool
#82STRIPPER DEVICE WITH RETRIEVAL MOUNTING PORTION AND METHOD OF USE
#83System and method for operating a pump in a downhole tool
#84Injection for sampling heavy oil
#85Apparatus and method for representative fluid sampling
#86Downhole fluid analysis methods
#87Downhole sampling of compressible fluids
#88Apparatus and method for obtaining formation fluid samples
#89Apparatus and method for determination of formation bubble point in downhole tool
#90Packer assembly with enhanced sealing layer shape
#91Downhole elastomeric components including barrier coatings
#92Apparatus and method for representative fluid sampling
#93Fluid Filters
#94System and method for triggering a downhole tool
#95Apparatus, method and system for measuring formation pressure and mobility
#96Methods for characterization of petroleum reservoirs employing property gradient analysis of reservoir fluids
#97DOWNHOLE SAMPLING TOOL
#98Methods and systems for ultra-trace analysis of liquids
#99Methods for characterization of petroleum fluid and application thereof
#100Systems and methods for single-phase fluid sampling
#101Sample channel for a sensor for measuring fluid properties
#102Methods for Retrieving A Dipper Assembly
#103SAMPLING SYSTEM BASED ON MICROCONDUIT LAB ON CHIP
#104Downhole sample analysis method
#105In situ determination of critical desorption pressures
#106Sequential groundwater sampler and sampling method thereof
#107High efficiency fluid pumping apparatus and method
#108Methods and apparatus to determine phase-change pressures
#109Formation fluid evaluation
#110In-situ fluid compatibility testing using a wireline formation tester
#111Apparatus and method for formation testing
#112Phase separation detection in downhole fluid sampling
#113Zone isolation assembly array and method for isolating a plurality of fluid zones in a subsurface well
#114In Situ Determination of Critical Desorption Pressures
#115Methods and apparatus for removing deposits on components in a downhole tool
#116Method and apparatus to facilitate formation sampling
#117APPARATUS AND METHOD FOR SAMPLING DOWNHOLE FLUIDS
#118Circulation pump for circulating downhole fluids, and characterization apparatus of downhole fluids
#119System and method for sensing using diamond based microelectrodes
#120Method and apparatus for sampling high viscosity formation fluids
#121System and Method for Obtaining Well Fluid Samples
#122Zone isolation assembly array for isolating a plurality of fluid zones in a subsurface well
#123Method and apparatus for storing energy and multiplying force to pressurize a downhole fluid sample
#124Apparatus and method for controlling the pressure of fluid within a sample chamber
#125System and method for sensing using diamond based microelectrodes
#126Pressure compensated locking sampling tool