Espen Alhaug

Person

Stavanger, NO

People

Patents Grantslast 30 patents

Information Patent Grant
Seal and insulator for pipe having an insulated electrical conductor
- Patent number 11,525,531
- Issue date Dec 13, 2022
- Reelwell A.S.
- Espen Alhaug
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Wired pipe and method for making
- Patent number 11,236,551
- Issue date Feb 1, 2022
- Reelwell, A.S.
- Kyrre Delin Fredriksen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Actuator for dual drill string valve and drill string valve configu...
- Patent number 9,267,344
- Issue date Feb 23, 2016
- Reelwell AS
- Espen Alhaug
- E21 - EARTH DRILLING MINING
Information Patent Grant
Down hole well tool provided with a piston
- Patent number 9,169,715
- Issue date Oct 27, 2015
- Reelwell AS
- Espen Alhaug
- E21 - EARTH DRILLING MINING
Information Patent Grant
Actuator for dual drill string valve and rotary drill string valve...
- Patent number 8,997,871
- Issue date Apr 7, 2015
- Reelwell, A.S.
- Espen Alhaug
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for transferring signals through a drill pipe system
- Patent number 8,833,489
- Issue date Sep 16, 2014
- Reelwell AS
- Tore Hogset
- E21 - EARTH DRILLING MINING
Information Patent Grant
Structure for a nested dual drill pipe joint
- Patent number 8,777,273
- Issue date Jul 15, 2014
- Reelwell, A.S.
- Harald Syse
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Seal assembly for nested dual drill pipe
- Patent number 8,770,628
- Issue date Jul 8, 2014
- Reelwell, A.S.
- Espen Alhaug
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
WELL COMPLETION PIPE HAVING FLUID ISOLATED CONDUCTIVE PATH
- Publication number 20240052709
- Publication date Feb 15, 2024
- Reelwell AS
- Morten Olav Meling
- E21 - EARTH DRILLING MINING
Information Patent Application
SEAL AND INSULATOR FOR PIPE HAVING AN INSULATED ELECTRICAL CONDUCTOR
- Publication number 20210388925
- Publication date Dec 16, 2021
- Reelwell AS
- Espen Alhaug
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
WIRED PIPE AND METHOD FOR MAKING
- Publication number 20210355759
- Publication date Nov 18, 2021
- Reelwell AS
- Kyrre Delin Fredriksen
- E21 - EARTH DRILLING MINING
Information Patent Application
WIRED PIPE AND METHOD FOR MAKING
- Publication number 20190119990
- Publication date Apr 25, 2019
- Reelwell, A.S.
- Kyrre Delin Fredriksen
- E21 - EARTH DRILLING MINING
Information Patent Application
ACTUATOR FOR DUAL DRILL STRING VALVE AND ROTARY DRILL STRING VALVE...
- Publication number 20130220623
- Publication date Aug 29, 2013
- Espen Alhaug
- E21 - EARTH DRILLING MINING
Information Patent Application
ACTUATOR FOR DUAL DRILL STRING VALVE AND DRILL STRING VALVE CONFIGU...
- Publication number 20130220622
- Publication date Aug 29, 2013
- Espen Alhaug
- E21 - EARTH DRILLING MINING
Information Patent Application
SEAL ASSEMBLY FOR NESTED DUAL DRILL PIPE
- Publication number 20130181439
- Publication date Jul 18, 2013
- Espen Alhaug
- E21 - EARTH DRILLING MINING
Information Patent Application
NESTED DUAL DRILL PIPE
- Publication number 20130181438
- Publication date Jul 18, 2013
- Harald Syse
- E21 - EARTH DRILLING MINING
Information Patent Application
Method And System For Transferring Signals Through A Drill Pipe System
- Publication number 20120125686
- Publication date May 24, 2012
- REELWELL AS
- Tore Hogseth
- E21 - EARTH DRILLING MINING
Information Patent Application
Down hole well tool provided with a piston
- Publication number 20120103592
- Publication date May 3, 2012
- REELWELL AS
- Espen Alhaug
- E21 - EARTH DRILLING MINING

Espen Alhaug

Person

Patents Grantslast 30 patents

Seal and insulator for pipe having an insulated electrical conductor

Wired pipe and method for making

Actuator for dual drill string valve and drill string valve configu...

Down hole well tool provided with a piston

Actuator for dual drill string valve and rotary drill string valve...

Method and system for transferring signals through a drill pipe system

Structure for a nested dual drill pipe joint

Seal assembly for nested dual drill pipe

Patents Applicationslast 30 patents

WELL COMPLETION PIPE HAVING FLUID ISOLATED CONDUCTIVE PATH

SEAL AND INSULATOR FOR PIPE HAVING AN INSULATED ELECTRICAL CONDUCTOR

WIRED PIPE AND METHOD FOR MAKING

WIRED PIPE AND METHOD FOR MAKING

ACTUATOR FOR DUAL DRILL STRING VALVE AND ROTARY DRILL STRING VALVE...

ACTUATOR FOR DUAL DRILL STRING VALVE AND DRILL STRING VALVE CONFIGU...

SEAL ASSEMBLY FOR NESTED DUAL DRILL PIPE

NESTED DUAL DRILL PIPE

Method And System For Transferring Signals Through A Drill Pipe System

Down hole well tool provided with a piston