Inventor

ZUO YOUXIANG

CA62 patents

⚠️ This page may combine multiple inventors who share the name “ZUO YOUXIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZUO YOUXIANG

SCHLUMBERGER TECHNOLOGY CORP

Fluid composition and reservoir analysis using gas chromatography

Determining properties of OBM filtrates

Prediction of fluid composition and/or phase behavior

Downhole fluid analysis methods

Determining properties of OBM filtrates

Determining pump-out flow rate

Method for reservoir evaluation employing non-equilibrium asphaltene component

Prediction of asphaltene onset pressure gradients downhole

Assessing reservoir connectivity in hydrocarbon reservoirs

Method of analyzing a petroleum reservoir

Systems and methods for formation fluid sampling

Method for characterization of hydrocarbon reservoirs

Fluid analysis methods and apparatus for determining gas-oil ratio

Flow regime identification with filtrate contamination monitoring

Estimating contamination during focused sampling

Downhole real-time filtrate contamination monitoring

Downhole fluid analysis method and apparatus for determining viscosity

Systems and methods for in-situ measurements of mixed formation fluids

Estimation of mud filtrate spectra and use in fluid analysis

Oil based drilling mud filtrate contamination monitoring using gas to oil ratio

Determining formation fluid variation with pressure

Method and apparatus for consistent and robust fitting in oil based mud filtrate contamination monitoring from multiple downhole sensors

Method and apparatus for water-based mud filtrate contamination monitoring in real time downhole water sampling

Fluid composition and reservoir analysis using gas chromatography

Determining the plus fraction of a gas chromatogram

Methods and apparatus for characterization of hydrocarbon reservoirs

Methods and systems for estimation of oil formation volume factor

Assessing risks of compartmentalization

Asphaltene content of heavy oil

Data extraction for OBM contamination monitoring

Estimating contamination during focused sampling

Downhole filtrate contamination monitoring with corrected resistivity or conductivity

Reservoir fluid geodynamics system and method

Asphaltene gradient modeling methods

Methods for in-situ multi-temperature measurements using downhole acquisition tool

Interpretation of pressure test data

Methods for in-situ multi-temperature measurements using downhole acquisition tool

Downhole fluid analysis methods for determining viscosity

Methods and systems for correction of oil-based mud filtrate contamination on saturation pressure

Modeling of oil and gas fields for appraisal and early development

Methods and systems for correction of oil-based mud filtrate contamination on saturation pressure

Reservoir fluid geodynamic system and method for reservoir characterization and modeling

Asphaltene phase instability analysis in gas charges into oil reservoirs

Tar mat formation prediction in late-charge reservoirs

ZUO YOUXIANG

Methods and apparatus for characterization of petroleum fluid employing analysis of high molecular weight components

Methods for reservoir evaluation employing non-equilibrium compositional gradients

Methods for characterizing asphaltene instability in reservoir fluids

ZHDANEEV OLEG

Real-time compositional analysis of hydrocarbon based fluid samples

POMERANTZ ANDREW E

Method and systems for reservoir modeling, evaluation and simulation

CHINA OILFIELD SERVICES LTD

Method and system for measuring composition and property of formation fluid