conductor pipe

conductor pipe

[kən′dək·tər ‚pīp]
(building construction)
A metal pipe through which water is drained from the roof.
(petroleum engineering)
A short string of large-diameter casing serving primarily to keep the top of a well bore open and to convey upflowing drilling fluid from the well bore to the slush pit.
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All major equipment items have now been delivered and the surface conductor pipe was installed on the 23rd of July 2019.
During the third quarter we saw rising demand for conductor pipe connections-a leading indicator of future offshore wells-as well as increased inquiries around offshore rig reactivations, pointing to more offshore activity ahead.
He said the rig which is being used for the drilling was brought from Nairobi, having previously set conductor pipe and drilled a number of top holes for Tullow Oil in the Lokichar valley.The civil engineering works on Pate Island in preparation for the ongoing drilling campaign were completed in December 2017.They included the preparation of a temporary jetty near Mtangawanda on Pate Island, repair of local access roads, clearing the well site, construction of reinforced concrete bases for the drill rig and setting of a 30-inch conductor pipe for the two wells.
Southeast also uses conductor pipe when needed to stabilize HDD installations at entry and exit points of HDD installations, said Pellinen.
As previously advised, on installation of the 30" diverter and well control equipment on the conductor pipe, some settling of the rig's legs into the seabed was noted.
The inspection revealed that the cement around the top of the 36-inch conductor pipe, which anchors the well to the seabed floor, had broken away, creating a hole around the conductor that was approximately 4 to 7 feet in diameter and 25 feet deep.
A conductor pipe has been driven and the water well drilled so operations are ready to commence once the Glacier drilling rig is moved from the Kenai Loop location.
After completing the installation of the 30" diverter and well control equipment on the conductor pipe, some settling of the rig's legs into the seabed was noted.
The rig was skidded approximately 40' out into rig operating position, at which point a hammer was used to drive 30" conductor pipe to 326' MD, approximately 170' penetration below the mud line.