US2026028892A1PendingUtilityA1
Downhole tools and systems and related methods of use
Est. expiryJul 26, 2044(~18 yrs left)· nominal 20-yr term from priority
E21B 33/129E21B 33/128
57
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Claims
Abstract
A downhole tool or assembly suitable for use in a wellbore, the tool having a mandrel with an outer surface. The downhole tool includes one or more components disposed around the mandrel. A cone or comparable piece at least one key disposed in a preformed pocket. The downhole tool includes an anti-rotation feature or mechanism.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1 . A downhole tool for use in a wellbore, the downhole tool comprising:
a mandrel comprising: a distal end, a proximate end, and an outer mandrel surface; at least one component disposed on the mandrel in a run-in configuration, and between the distal end and the proximate end; and an anti-rotation mechanism engaged with a first end of the at least one component, and comprising an at least one movable member movingly engaged with the outer mandrel surface.
2 . The downhole tool of claim 1 , wherein the downhole tool is selectably engageable to a surrounding surface in the wellbore.
3 . The downhole tool of claim 1 , the downhole tool further comprising a first slip and a second slip, each of the first slip and the second slip disposed around the mandrel in the run-in configuration.
4 . The downhole tool of claim 1 , wherein the downhole tool is configured to move from the run-in configuration to an at least one of: a set configuration, a disconnected configuration, and combinations thereof.
5 . The downhole tool of claim 1 , wherein the anti-rotation mechanism facilitates linear longitudinal movement between the at least one component and the mandrel when the downhole tool is moved from the run-in configuration to a set configuration, but the anti-rotation mechanism comprises a lock feature configured to prevent rotational movement between the at least one component and the mandrel.
6 . The downhole tool of claim 1 , wherein a second end of the at least one component comprises a key.
7 . The downhole tool of claim 1 , wherein the key comprises a key nose portion and a key back end, wherein the key nose portion comprises a first width, wherein the key back end comprises a second width, and wherein the second width is greater than the first width.
8 . The downhole tool of claim 7 , wherein the key nose portion comprises a tapered top surface.
9 . The downhole tool of claim 1 , wherein the at least one component comprises a sleeve configured with a first sleeve end and a second sleeve end, wherein the first sleeve end comprises a key receptacle with a key disposed therein, wherein the second sleeve end comprises pocket with the at least one movable member at least partially disposed therein.
10 . A downhole tool for use in a wellbore, the downhole tool comprising:
a mandrel comprising: a distal end, a proximate end, and an outer mandrel surface; a cone disposed around the mandrel, the cone comprising: a first cone end configured with a plurality of cone key receptacles, and a second cone end; a sleeve disposed around the mandrel, the sleeve comprising: a first sleeve end configured with a plurality of sleeve key receptacles, and a second sleeve end configured with a plurality of pockets; a backup ring disposed around the mandrel, the backup ring having a ring end configured with a plurality of ring slots, each one of the plurality of ring slots respectively positioned proximately to each one of the plurality of pockets; and a plurality of movable members, each one of the plurality of movable members respectfully disposed at least partially within each of one of the plurality of ring slots and each one of the plurality of pockets.
11 . The downhole tool of claim 10 , wherein each of the plurality of cone key receptacles and the plurality of sleeve key receptacles comprise a respective key disposed therein.
12 . The downhole tool of claim 11 , wherein an at least one respective key comprises a top key surface is disposed within the receptacle at a depth below an outer sleeve surface of the sleeve.
13 . The downhole tool of claim 12 , wherein the at least one respective key comprises a key nose portion surface disposed within the receptacle such that it protrudes outward from the outer sleeve surface of the sleeve.
14 . The downhole tool of claim 13 , wherein the downhole tool is selectably engageable to a surrounding surface in the wellbore.
15 . The downhole tool of claim 13 , the downhole tool further comprising a first slip disposed around the mandrel, the first slip comprising a first longitudinal slip groove positioned proximate to the key nose portion.
16 . The downhole tool of claim 13 , wherein the movable members movably engaged with the outer surface to facilitate linear longitudinal movement therebetween.
17 . The downhole tool of claim 16 , wherein the key further comprises a key back end, wherein the key nose portion comprises a first width, wherein the key back end comprises a second width, and wherein the second width is greater than the first width.
18 . The downhole tool of claim 17 , wherein the downhole tool comprises a bridge plug rated in satisfaction of V0 requirements, and wherein at least two components of the downhole tool are made of cast iron.
19 . A downhole tool for use in a wellbore, the downhole tool comprising:
a mandrel comprising: a distal end, a proximate end, and an outer mandrel surface; and at least one component disposed on the mandrel in a run-in configuration, and between the distal end and the proximate end, wherein a second end of the at least one component comprises a key, wherein the key comprises a key nose portion and a key back end, wherein the key nose portion comprises a first width, wherein the key back end comprises a second width, wherein the second width is greater than the first width.
20 . The downhole tool of claim 1 , wherein the downhole tool is configured to move from the run-in configuration to an at least one of: a set configuration, a disconnected configuration, and combinations thereof, and wherein the downhole tool further comprises:
an anti-rotation or -slippage mechanism engaged with a first end of the at least one component, and comprising an at least one movable member movingly engaged with the outer mandrel surface.Cited by (0)
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