US 12,286,861 B2
Combined actuation of slips and packer sealing element
Farhan Ahmed Omer, Guadalupe NL (MX); Susan Wu, Rosharon, TX (US); Thomas Eric Dudley, Rosharon, TX (US); Yiming Fan, Rosharon, TX (US); Weiming Lan, Rosharon, TX (US); and Nitin Verroju, Rosharon, TX (US)
Assigned to SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US)
Filed by Schlumberger Technology Corporation, Sugar Land, TX (US)
Filed on Mar. 18, 2024, as Appl. No. 18/607,751.
Application 18/607,751 is a continuation of application No. 17/755,005, granted, now 11,933,133, previously published as PCT/US2020/056406, filed on Oct. 20, 2020.
Claims priority of provisional application 63/051,019, filed on Jul. 13, 2020.
Claims priority of provisional application 62/923,575, filed on Oct. 20, 2019.
Prior Publication US 2024/0218757 A1, Jul. 4, 2024
Int. Cl. E21B 33/12 (2006.01); E21B 23/06 (2006.01); E21B 33/128 (2006.01); E21B 33/1295 (2006.01)
CPC E21B 33/1212 (2013.01) [E21B 23/06 (2013.01); E21B 33/1295 (2013.01); E21B 33/128 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system for use in a well, comprising:
a well string having a packer mounted along the well string, the packer comprising:
a center structure having an outer surface sloping in a radially outward direction with respect to a longitudinal axis of the packer, wherein the center structure comprises a mandrel having an internal passage therethrough,
wherein the outer surface of the center structure is a cone positioned about the mandrel;
wherein the mandrel comprises an undercut defining an empty cavity under a nose of the cone and extending beyond a distal end of the nose of the cone;
wherein the nose of the cone is configured to deflect radially into the undercut; and
a packer element structure having a sealing element mounted about an expandable base positioned along the outer surface of the center structure.