John Foreman Stewart

Person

Rijswijk, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Hybrid well communication system
- Patent number 7,256,706
- Issue date Aug 14, 2007
- Shell Oil Company
- Mark Christopher Haase
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole device for controlling fluid flow in a well
- Patent number 6,679,324
- Issue date Jan 20, 2004
- Shell Oil Company
- Johannis Josephus Den Boer
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Method and system for moving equipment into and through an undergro...
- Patent number 6,675,888
- Issue date Jan 13, 2004
- Shell Oil Company
- Hagen Schempf
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for moving equipment into and through a conduit
- Patent number 6,454,011
- Issue date Sep 24, 2002
- Shell Oil Company
- Hagen Schempf
- E21 - EARTH DRILLING MINING
Information Patent Grant
Generating electric power in a wellbore
- Patent number 6,380,476
- Issue date Apr 30, 2002
- Shell Oil Company
- Wilhelmus Hubertus Paulus Maria Heijnen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multilateral well and electrical transmission system
- Patent number 6,318,457
- Issue date Nov 20, 2001
- Shell Oil Company
- Johannis Josephus Den Boer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for measuring data in a fluid transportation conduit
- Patent number 6,241,028
- Issue date Jun 5, 2001
- Shell Oil Company
- Aarnoud F. Bijleveld
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Electrochemical element with ceramic particles in the electrolyte l...
- Publication number 20040038131
- Publication date Feb 26, 2004
- Johannis Josephus Den Boer
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method and system for moving equipment into and through an undergro...
- Publication number 20030029618
- Publication date Feb 13, 2003
- Hagen Schempf
- E21 - EARTH DRILLING MINING
Information Patent Application
Downhole device for controlling fluid flow in a well
- Publication number 20020174981
- Publication date Nov 28, 2002
- Johannis Josephus Den Boer
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

John Foreman Stewart

Person

Patents Grantslast 30 patents

Hybrid well communication system

Downhole device for controlling fluid flow in a well

Method and system for moving equipment into and through an undergro...

Method and system for moving equipment into and through a conduit

Generating electric power in a wellbore

Multilateral well and electrical transmission system

Method and system for measuring data in a fluid transportation conduit

Patents Applicationslast 30 patents

Electrochemical element with ceramic particles in the electrolyte l...

Method and system for moving equipment into and through an undergro...

Downhole device for controlling fluid flow in a well