подъём колонны без сифона(pull dry v: to remove the drill stem from the hole without keeping the stem full of mud. (Dictionary for the Petroleum Industry) masizonenko)
поднимать колонну без сифона(pull dry v: to remove the drill stem from the hole without keeping the stem full of mud. (Dictionary for the Petroleum Industry) masizonenko)
поднимать колонну с сифоном(pull wet v: to remove the drill stem from the hole while keeping the stem full or nearly full of drilling mud. (Dicitonary for the Petroleum Industry) masizonenko)