| abstract |
A system to remove scale prior to well completion is inserted the into a marine riser section, the system comprising a robotic crawler comprising a motive assembly sized to fit within an interior of the marine riser section and a predetermined set of attachments, operatively connected to the motive assembly, which are useful for conducting a predetermined set of marine riser interior cleaning and inspection operations while deployed within the marine riser. A first attachment of the predetermined set of attachments is used to clean an interior of the marine riser; at a first predetermined time, and a second attachment of the predetermined set of attachments is used to perform a predetermined set of inspections of the interior of the marine riser section. At a second predetermined time, effluent resulting from the cleaning may be removed. |