Details
- Application number :
- 66837
- Application type :
- Standard
- Application status :
- CEASED
- Under opposition :
- No
- Proceeding type :
-
- Invention title :
- Method of drilling a borehole using two separate fluids
- Inventor :
- Stewart, Robert Bruce
- Agent name :
- SPRUSON & FERGUSON
- Address for service :
- GPO Box 3898 SYDNEY NSW 2001
- Filing date :
- 22 December 1986
- Associated companies :
-
- Applicant name :
- Shell Internationale Research Maatschappij B.V.
- Applicant address :
- Carel van Bylandtlaan 30, 2596 HR, The Hague, The Netherlands
- Old name :
-
- Original Source :
- Go