Inventor

LAURENT JEAN

36 patents

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

LAURENT JEAN

INST FRANCAIS DU PETROLE

Process and device for installing seismic sensors inside a petroleum production well

System of acquistion and centralization of data obtained through a permanent plant for exploring a geologic formation

Device for monitoring a deposit for a production well

Seismic well source

Method and equipment for acoustic wave prospecting in producing wells

Device provided with retractable arms for the anchoring of an instrument in a cavity

Method and device for the long-term seismic monitoring of an underground area containing fluids

Device for generating sound pulses inside a well, by percussion

Device for anchoring a probe in a well, by opening mobile arms

Method and device intended for permanent monitoring of an underground formation

Electroacoustic transducer with mechanical impedance transformer

Device for receiving sound waves in a well

Vibration detector

Mobile seismic system of great length for wells

Process and device for the electrical interconnecting of equipments such as well tools

Device for embedding flexible elements of great length in the ground

Acoustic wave transducer with automatic compensation of the static pressure variations

Shock absorber

Seismic prospecting method and device in wells allowing guided waves filtering

Device for generating acoustic pulses by implosion, inside a well

Device for generating seismic impulses inside a drilling through the fall of a weight onto an anchored target element

Mixed device for generating longitudinal or shear waves

Process for producing a hydrocarbon cut of high octane number by etherification of olefins

System for transmitting energy through an apparatus usable for subsoil prospection, lowered inside a well or drill hole

Device for anchoring a probe in a well by spreading mobile anchorage arms

Pressure sensor of low sensitivity with respect to acceleration

Receiver of continuous structure for seismic prospecting

Hydrophone and process for manufacturing it

Device for emitting acoustic waves in a liquid medium

Device for emitting acoustic waves in a liquid medium

Optical recording device

Hydrophone for acoustic or seismic wave reception

PONT A MOUSSON

Device for automatic adjustment of an injection molding press

Adaptable injection molding installation mounting arrangement

External frame injection molding apparatus

(unassigned)

Process and device for making decorated woven-knitted textile backing