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