Inventor

XIAO JINJIANG

SA90 patents

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

XIAO JINJIANG

SAUDI ARABIAN OIL CO

Prevention of gas accumulation above ESP intake with inverted shroud

Integrated pump and compressor and method of producing multiphase well fluid downhole and at surface

Hanger and penetrator for through tubing ESP deployment with a vertical production tree

Downhole solids handling in wells

Systems and methods for preventing sand accumulation in inverted electric submersible pump

By-pass system and method for inverted ESP completion

In-situ replacement of fluids in a well tool

Electrical submersible pumping system with separator

Well debris handling system

Electrical submersible pump with proximity sensor

Equal-walled gerotor pump for wellbore applications

Integrated pump and compressor and method of producing multiphase well fluid downhole and at surface

Wellbore debris handler for electric submersible pumps

Hanger for an umbilically deployed electrical submersible pumping system

Downhole fluid transport plunger with motor and propeller and associated method

Subsurface safety valve for cable deployed electrical submersible pump

Sand accumulators to aid downhole pump operations

Methods and apparatus for providing ESP stage sequential engagement

Motorized pump

Tubing hanger system

Balancing axial thrust in submersible well pumps

Fiber reinforced and powered coil tubing

Induced cavitation to prevent scaling on wellbore pumps

Apparatus and methods for enhanced well control in slim completions

Inflow control valve and device producing distinct acoustic signal

Systems and methods for ground fault immune data measurement systems for electronic submersible pumps

Electrical submersible pumping system (ESP) solid management y-tool

Integrated pump and compressor and method of producing multiphase well fluid downhole and at surface

Equal-walled gerotor pump for wellbore applications

Equal-walled gerotor pump for wellbore applications

Submersible pump systems and methods

Through tubing pumping system with automatically deployable and retractable seal

Helical motor oil circulation system

Multiphase production boost method and system

Multiphase production boost method and system

Downhole chemical injection method and system for use in ESP applications

Downhole chemical injection method and system for use in ESP applications

Electric submersible pump with ultrasound for solid buildup removal

Downhole pump with switched reluctance motor

Surface driven downhole pump system

Surface driven downhole pump system

Bearing assembly with catalyst-free ultra-strong polycrystalline diamond (PCD) material

Induced cavitation to prevent scaling on wellbore pumps

Multi-level wellhead support platform

Wireline retrievable auto Y-tool

Scale/corrosion inhibitor dispenser for wellbore protection

Downhole solids handling in wells

Determining fluid parameters

Motorized pump

XIAO JINJIANG

Electrical submersible pump flow meter