J Unlatching Head
Provides a means to release no-go tools and pressure recorders downhole for extended pressure surveys.
The BT “J” Unlatching Head consists of three parts:
1. Body2. Pin3. Set screw
Install the J Unlatching Head into the J Unlatching Tool and lower into the wellbore to desired depth. Set down gently on top of a pre run no-go, the toolstring weight will actuate the J Unlatching Tool and “J” off of the J Unlatching Head. Remove the toolstring from the wellbore.