LOGGING WHILE TRIPPING
SAFE
- Tools and radioactive sources safely located inside LWT collar during deployment & logging
- Radioactive sources and the LWT tools are fully retrievable
- Full well control including pipe rotation and circulation during entire operation
COST EFFECTIVE
- Significant rig time savings over wireline, pipe conveyed, or shuttle logging – Save 2 rig days, $0.6M)
- Considerably more economic than LWD
- Less LIH BHA Cost - Tools are fully retrievable at any time unlike the LWD tools, saving $0.5M
EFFICIENT & PROVEN
- Allows logging of horizontal and hostile holes
- No extra pipe trip to change BHA for LWT operations
- No hole conditioning required
- Compact equipment and small crew
- More than 600 over jobs worldwide
SIMPLE
- Memory based, battery powered instruments; no wireline required
- Logs acquired through LWT collars during normal pipe trip

