دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: one of the auxiliary tools when pull the pipe out of the hole
,used to scrape off the coherent fluid out of the drill pipe

n: two monolithic stripper rubbers are sulphurated into this tool

n: a tray type scraper with extend axises

n: a ordinary scraper without holes on the disk shaped surface except the center bore

n: a flexible disk-shaped device, usually made of rubber, with a hole in the centre through which drill pipe or tubing passes. It is used to wipe off mud, oil, or other liquid from the pipe as it is pulled from the hole.

n: see drill pipe wiper.