Inventor

XUE YUZHEN

US31 patents

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

XUE YUZHEN

HALLIBURTON ENERGY SERVICES INC

Drilling automation using stochastic optimal control

Systems and methods for estimating forces on a drill bit

Directional drilling with stochastic path optimization of operating parameters

Controlling wellbore drilling systems

Controlling a bottom-hole assembly in a wellbore

Improving geosteering inversion using look-ahead look-around electromagnetic tool

Real-time control of drilling fluid properties using predictive models

Nonlinear toolface control system for a rotary steerable drilling tool

Advanced toolface control system for a rotary steerable drilling tool

Optimizing sensor selection and operation for well monitoring and control

Sensor optimization for mud circulation systems

Feedback based toolface control system for a rotary steerable drilling tool

Directional drilling methods and systems employing multiple feedback loops

Game theoretic control architecture for drilling system automation

Stochastic control method for mud circulation system

Method and system for distributed control of drilling operations

Stochastic control method for mud circulation system

Method and system for smart resource allocation

Removal of stick-slip vibrations in a drilling assembly

Continuous locating while drilling

Gain scheduling based toolface control system for a rotary steerable drilling tool

Optimal surfactant design for recovered hydrocarbon enhancement

Automated optimal path design for directional drilling

Coordinated control for mud circulation optimization

Method to optimize oilfield operations based on large and complex data sets

Systems and methods for sensorless state estimation, disturbance estimation, and model adaption for rotary steerable drilling systems

Estimating drilling fluid properties and the uncertainties thereof

Mud sag monitoring and control

Automatic dosing of surfactant for recovered hydrocarbon enhancement

SCHLUMBERGER TECHNOLOGY CORP

Performance index using frequency or frequency-time domain

Controller augmenting existing control system