Patent ID: 11939833
Assignee: HALLIBURTON ENERGY SERVICES, INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 19:
20. The method according to claim 18,
wherein the fishing neck of the wiper plug is a female fishing neck, and wherein the nose of the second wiper plug lands on the female fishing neck;
wherein the nose of the second wiper plug further comprises a locking device;
wherein the locking device engages with an interior fishing neck profile of the female fishing neck; and
wherein the step of retrieving comprises:
introducing a fishing tool into the tubing string;
causing or allowing the fishing tool to matingly engage with the fishing neck of the second wiper plug; and
applying an upward force on the fishing tool to retrieve the wiper plug and the second wiper plug together simultaneously.