Philip Graham Rodger

Follow

Person

Angus, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Downhole under-reamer and associated methods
- Patent number 10,294,728
- Issue date May 21, 2019
- NOV Downhole Eurasia Limited
- Brian Andrew McCarthy
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole under-reamer and associated methods
- Patent number 9,945,184
- Issue date Apr 17, 2018
- NOV DOWNHOLE EURASIA LIMITED
- Brian Andrew McCarthy
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DOWNHOLE UNDER-REAMER AND ASSOCIATED METHODS
- Publication number 20180195349
- Publication date Jul 12, 2018
- Brian Andrew McCarthy
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE UNDER-REAMER AND ASSOCIATED METHODS
- Publication number 20150376952
- Publication date Dec 31, 2015
- NOV Downhole Eurasia Limited
- Brian Andrew McCarthy
- E21 - EARTH DRILLING MINING