Inventor

RASMUS JOHN

US33 patents

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

RASMUS JOHN

SCHLUMBERGER TECHNOLOGY CORP

Wall contact caliper instruments for use in a drill string

Dielectric-based geosteering

Effective medium theory of acidized carbonate matrix resistivity employed to calculate the apparent geometric parameters of the wormholes

Petrophysically-consistent calibration of full-tensor electromagnetic induction tools

Subsurface estimation of level of organic maturity

Multi-frequency electromagnetic tensor measurements

Method and apparatus for evaluation of hydrocarbon-bearing reservoirs

Downhole assembly employing wired drill pipe

Characterization of non-radioactive laced cement using logging while drilling and wireline nuclear measurements

Reservoir fluid characterization system

Determining dielectric constant and resistivity with induction measurement

Multi-frequency electromagnetic tensor measurements

Augmented geological service characterization

Augmented geological service characterization

Formation characterization system

Method for saturation evaluation of graphitic kerogen bearing formations

Geologic formation neutron porosity system

Inversion-based workflow for processing nuclear density images in high-angle and horizontal wells

Method to estimate water saturation in electromagnetic measurements

Methods for evaluating inflow and outflow in a subterraean wellbore

Inversion-based workflow for processing nuclear density images in high-angle and horizontal wells

Interval density pressure management methods

Systems and methods for determining properties of porous, fluid-filled geological formations based on multi-frequency measurements

Systems and methods for determining properties of porous, fluid-filled geological formations based on multi-frequency measurements

Determining correct drill pipe length and formation depth using measurements from repeater subs of a wired drill pipe system

Automatic method for three-dimensional structural interpretation of borehole images acquired in high-angle and horizontal wells

RASMUS JOHN

Methods for evaluating borehole volume changes while drilling

Methods for evaluating inflow and outflow in a subterranean wellbore

Interval density pressure management methods

System and method for determining movement of a drilling component in a wellbore

Methods for evaluating cuttings density while drilling

ANADRILL INC

Pore pressure formation evaluation while drilling

EVANS MICHAEL

Method and apparatus for determining formation and fluid properties