Patent ID: 6209653
Filing Date: 2001-04-03
Classification: E21B

Abstract:
A method of setting and removing a well lock, the well lock having a setting wedge, a well lock housing, and a shear ring disposed in a recess of the setting wedge and adapted for selective engagement of the setting wedge within at least first and second recesses formed in the well lock housing, the shear ring initially engaged within the first recess of the well lock housing, including the steps of:providing a running tool;lowering the well lock into a downhole portion of a well tubing bore in which the well lock is to be set;providing a first shearing force against the setting wedge to shear the shear ring along a first shear plane, to set the well lock in the tubing, and to engage the shear ring within the second recess of the well lock housing; andproviding a second shearing force against the setting wedge to shear the shear ring along a second shear plane and to remove the well lock from the tubing.