Original language | English |
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Patent number | EP2761131 |
IPC | E21B47/10, G01N33/28, G01N27/02 |
Priority date | 30/09/11 |
Publication status | Published - 6 Aug 2014 |
Keywords
- TDR fluids well bore
David Cyril Hendry (Inventor), David Shanks (Inventor)
Research output: Patent
Original language | English |
---|---|
Patent number | EP2761131 |
IPC | E21B47/10, G01N33/28, G01N27/02 |
Priority date | 30/09/11 |
Publication status | Published - 6 Aug 2014 |