Inventor

DEN BOER JOHANNIS JOSEPHUS

NL18 patents

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

DEN BOER JOHANNIS JOSEPHUS

SHELL OIL CO

Downhole monitoring method and device

Downhole device for controlling fluid flow in a well

Marking of pipe joints

Method and system for moving equipment into and through an underground well

Joining expandable tubulars

Forge welding process

EMAT weld inspection

Gel release device

Detecting broadside acoustic signals with a fiber optical distributed acoustic sensing (DAS) assembly

Detecting broadside acoustic signals with a fiber optical distributed acoustic sensing (DAS) assembly

Detecting broadside acoustic signals with a fiber optical distrubuted acoustic sensing (DAS) assembly

Method and system for inserting a fiber optical sensing cable into an underwater well

Method and system for monitoring fluid flow in a conduit

DEN BOER JOHANNIS JOSEPHUS

Method and system for enhancing the spatial resolution of a fiber optical distributed acoustic sensing assembly

Method and system for monitoring waterbottom subsidence

Fiber optic cable with increased directional sensitivity

TUBEFUSE APPLIC B V

Forge welding tubulars

BIRCH WILLIAM

Pressure sensor assembly and method of using the assembly