US2018187510A1PendingUtilityA1
Tubular treating system
Est. expiryJan 25, 2032(~5.5 yrs left)· nominal 20-yr term from priority
E21B 33/129E21B 23/01E21B 34/06
57
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Claims
Abstract
A seat for a tubular treating system includes a single piece body having a central portion, and a frustoconical surface extending longitudinally from the central portion in a first direction configured to radially expand slips urged thereagainst. The seat also includes a collar extending longitudinally from the central portion in a second direction configured to be radially expanded into sealing engagement with a structure in response to a frustoconical member urged thereagainst. A seal surface is sealably engagable with a plug run thereagainst, and the seal surface is longitudinally displaced from the collar in the first direction.
Claims
exact text as granted — not AI-modified1 - 6 . (canceled)
7 . A tubular anchoring system comprising:
a frustoconical member; a sleeve with a first surface being radially alterable in response to longitudinal movement of the frustoconical member relative to the sleeve, the first surface being engagable with a wall of a structure positioned radially thereof to maintain position of at least the sleeve relative to the structure when engaged therewith; a seal having an inside dimension and a second surface both being radially alterable in response to longitudinal movement of the frustoconical member relative to the seal; and a seat disposed at the frustoconical member having a land being engagable with a removable plug runnable thereagainst such that a pressure differential is achievable across the seat.
8 . The tubular anchoring system of claim 7 , wherein the sleeve defines slots with webbing therebetween the webbing being rupturable by longitudinal movement of the frustoconical member relative to the sleeve.
9 . The tubular anchoring system of claim 7 , wherein the sleeve includes protrusions on the first surface engagable with the wall of the structure positioned radially thereof.
10 . The tubular anchoring system of claim 7 , wherein the sleeve includes a radial recess engagable with collet fingers of the frustoconical member to prevent longitudinal reversal of relative motion between at least the frustoconical member and the sleeve.
11 . The tubular anchoring system of claim 7 , wherein the sleeve and the frustoconical member are configured to have sufficient frictional engagement therebetween to prevent longitudinal reversal of relative motion between at least the frustoconical member and the sleeve.
12 . The tubular anchoring system of claim 7 , wherein the second surface of the seal is radially expandable in response to being longitudinally compressed by longitudinal movement of the frustoconical member relative to the sleeve.
13 . The tubular anchoring system of claim 7 , wherein the radial alterability of the first surface of the sleeve is in a radial outward direction.
14 . The tubular anchoring system of claim 7 , wherein the radial alterability of the second surface of the seal is in a radial outward direction.
15 . The tubular anchoring system of claim 7 , wherein the seal is configured to sealingly engage to a structure when the second surface is radially altered.
16 . The tubular anchoring system of claim 7 , further comprising a collar in operable communication with the seal and the frustoconical member configured to expand radially in response to the frustoconical member moving longitudinally relative thereto.
17 . The tubular anchoring system of claim 16 , wherein radial expansion of the collar is configured to maintain the seal in a radially altered configuration.
18 . The tubular anchoring system of claim 7 , further comprising a setting tool configured to longitudinally move the frustoconical member relative to the sleeve.
19 . The tubular anchoring system of claim 7 , wherein the frustoconical member is not part of the setting tool.
20 . The tubular anchoring system of claim 7 , wherein the sleeve is a slip ring.
21 . The tubular anchoring system of claim 7 , wherein an amount of radial alteration of at least one of the sleeve and the seal is determined by a radial dimension of the frustoconical member.
22 . The tubular anchoring system of claim 7 , wherein an amount of radial alteration of the sleeve is determined by an amount of relative longitudinal movement between the frustoconical member and the sleeve.
23 . The tubular anchoring system of claim 7 , wherein an amount of radial alteration of seal is determined by an amount of relative longitudinal movement between the frustoconical member and the seal.
24 . The tubular anchoring system of claim 7 , wherein the plug is removable by dissolution thereof.
25 . The tubular anchoring system of claim 7 , wherein the tubular anchoring system has a throughbore with a minimum radial dimension that is no less than 70% of a largest radial dimension of the tubular anchoring system after having been set within a structure.
26 . The tubular anchoring system of claim 7 , wherein the tubular anchoring system is configured such that the sleeve alters radially before the seal alters radially.Cited by (0)
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