Harold Downham

Follow

Person

Sandnes, NO

People

Patents Grantslast 30 patents

Information Patent Grant
Rotationally locked wear sleeve for through-tubing drilling and com...
- Patent number 7,624,799
- Issue date Dec 1, 2009
- Baker Hughes Incorporated
- Morten Myhre
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Rotationally locked wear sleeve for through-tubing drilling and com...
- Publication number 20050161214
- Publication date Jul 28, 2005
- Morten Myhre
- E21 - EARTH DRILLING MINING