| http://www.w3.org/ns/prov#value | - Distractions possible Bly suggested, however, that human error also may have been responsible, particularly since the well was being temporarily shut down and the rig disconnected prior to its moving to another job, and employees may have been distracted by other tasks. ???The plan was to use 6 centralizers originally and 15 subsequently,??? he said. ???The additional centralizers were on board, b
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