Feb 4, 2020 #1 T2ioTD Civil/Environmental Feb 4, 2020 38 0 0 LB How does a double tube core barrel work for geotechnical rock sampling? Do both tubes rotate in the same direction, or in opposite direction?
How does a double tube core barrel work for geotechnical rock sampling? Do both tubes rotate in the same direction, or in opposite direction?
Feb 5, 2020 #2 fattdad Geotechnical Sep 7, 2006 2,790 0 0 US there's a water swivel at the top of the inner barrel. As soon as the core enters the core barrel, the core barrel stops rotating and the water swivel rotates against the outer barrel. f-d ípapß gordo ainÆt no madre flaca! Upvote 0 Downvote
there's a water swivel at the top of the inner barrel. As soon as the core enters the core barrel, the core barrel stops rotating and the water swivel rotates against the outer barrel. f-d ípapß gordo ainÆt no madre flaca!
Feb 5, 2020 #3 BigH Geotechnical Dec 1, 2002 6,012 0 0 TJ Its best to use a triple tube Upvote 0 Downvote