Details
- Application number :
- 14055
- Application type :
- Standard
- Application status :
- CEASED
- Under opposition :
- No
- Proceeding type :
-
- Invention title :
- Tubular element for use in a rotary drilling assembly
- Inventor :
- Zijsling, Djurre Hans
- Agent name :
- SPRUSON & FERGUSON
- Address for service :
- GPO Box 3898 SYDNEY NSW 2001
- Filing date :
- 31 March 1988
- 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
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