lifter case

lifter case

[′lif·tər ‚kās]
(mining engineering)
The sleeve or tubular part attached to the lower end of the inner tube of M-design core barrels and some other types of core barrels, in which is fitted a core lifter. Also known as core-catcher case; core-gripper case; core-lifter case; core-spring case; inner-tube extension; ring-lifter case; spring-lifter case.
References in periodicals archive ?
Tenders are invited for Rate Contract For Supply Of Nq Core Lifter And Core Lifter Case For Drilling Purposes To Cmpdi Exploration Camps At Talcher And Kosala Of Angul District And Gopalpur Of Sundergarh District, Odisha
Tenders are invited for Supply of NQ Core Lifter & NQ Core Lifter Case with Ring for
Design feature on head subassembly, core lifter case, core lifter etc.
Tenders are invited for Supply of nq core lifter & nq core lifter case for Exploration camps of cmpdi, ri-v, bilaspur (c.
Tenders are invited for 3m core carrying capacity along with inner tube assembly having Knuckle Joint Design feature on head subassembly core lifter case core lifter etc
Tenders are invited for T-6 Design Swivel type bottom discharge double tube core barrel having 6 Meters Core Capacity should be complete in all respect with head, outer/inner tube, blank reaming shell, core lifter case, core lifter and blank bit conforming to the following specifications:
Tenders are invited for The Supply Of Nq Core Lifter And Core Lifter Cases To Ri V, Cmpdi, Bilaspur