Inventor

TENGHAMN STIG RUNE LENNART

US55 patents

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

TENGHAMN STIG RUNE LENNART

PGS GEOPHYSICAL AS

Control system for marine vibrators and seismic acquisition system using such control system

Driving means for acoustic marine vibrator

Seismic vibrator having multiple resonant frequencies in the seismic frequency band using multiple spring and mass arrangements to reduce required reactive mass

System and method for determining positions of towed marine seismic streamers

System for reducing towing noise in marine seismic survey streamers

Fiber optic system for electromagnetic surveying

Low noise, towed electromagnetic system for subsurface exploration

Receiver streamer system and method for marine electromagnetic surveying

Piston integrated variable mass load

Matching combined sensitivities of arrays of hydrophones

Marine seismic vibrators and methods of use

Method and system of geophysical surveys in marine environments

Variable mass load marine vibrator

Low frequency marine acoustic vibrator

Method and system of performing geophysical surveys with autonomous underwater vehicles

Method for calibrating the far-field acoustic output of a marine vibrator

Piston-type marine vibrators comprising a compliance chamber

Gas spring compensation marine acoustic vibrator

Long-offset acquisition with improved low frequency performance for full wavefield inversion

Control system for a marine vibrator

Lock mechanism in a gel-type streamer

Marine survey data acquisition at a tow line

Geophysical survey techniques using different correlation intervals

Geophysical survey techniques using selective-length processing

Air-spring compensation in a piston-type marine vibrator

Long offset acquisition

Seismic pressure and acceleration measurement

Modified simultaneous long-offset acquisition with improved low frequency performance for full wavefield inversion

Piston integrated variable mass load

Isolating a portion of electric potentials generated by a hydrophone indicative of particle motion or pressure

Marine seismic vibrator for low frequency and methods of use

System and method for seismic surveying using distributed sources

Targeted activation parameters for marine seismic sources

PGS AMERICAS INC

Apparatus for steering a marine seismic streamer via controlled bending

System for combining signals of pressure sensors and particle motion sensors in marine seismic streamers

System for combining signals of pressure sensors and particle motion sensors in marine seismic streamers

Apparatus and methods for multicomponent marine geophysical data gathering

Particle motion sensor mounting for marine seismic sensor streamers

System for noise attenuation in marine seismic streamers

Apparatus and method for bubble shielding towed marine cable

TENGHAMN STIG RUNE LENNART

Marine acoustic vibrator having enhanced low-frequency amplitude

Method for generating spread spectrum driver signals for a seismic vibrator array using multiple biphase modulation operations in each driver signal chip

Seismic vibrator array and method for using

Sensor grouping for dual sensor marine seismic streamer and method for seismic surveying

PGS GEOPYSICAL AS

Electrode structure and streamer made therewith for marine electromagnetic surveying

PGS GEOPHYSICAL

Marine seismic streamer having acoustic isolation between strength members and sensor mounting

(unassigned)

Drive assembly for acoustic sources

BARR FREDERICK JAMES

Electrostatically coupled pressure sensor

BARR JR FREDERICK JAMES

Method of summing dual-sensor towed streamer signals using cross-ghosting analysis

BOERRESEN CLAES NICOLAI

Seismic data acquisition system with selectively enabled sensor units, and associated methods