US 12,454,879 B1
Perforating gun and method of using same
John P. Roach, Fort Worth, TX (US); Daniel Tollefson, Fort Worth, TX (US); Chris Payson, Fort Worth, TX (US); and Jerred Smith, Fort Worth, TX (US)
Assigned to Reach Wireline, LLC, Fort Worth, TX (US)
Filed by Reach Wireline, LLC, Fort Worth, TX (US)
Filed on Jun. 17, 2024, as Appl. No. 18/746,027.
Application 18/746,027 is a continuation of application No. 17/454,777, filed on Nov. 12, 2021, granted, now 12,012,829.
Application 17/454,777 is a continuation in part of application No. 17/518,159, filed on Nov. 3, 2021, abandoned.
Application 17/518,159 is a continuation in part of application No. 17/182,420, filed on Feb. 23, 2021, abandoned.
Claims priority of provisional application 63/263,377, filed on Nov. 1, 2021.
Claims priority of provisional application 62/982,217, filed on Feb. 27, 2020.
This patent is subject to a terminal disclaimer.
Int. Cl. E21B 43/1185 (2006.01); E21B 43/117 (2006.01)
CPC E21B 43/1185 (2013.01) [E21B 43/117 (2013.01)] 20 Claims
OG exemplary drawing
 
16. A method of forming a perforating gun system, comprising:
providing a first perforating gun, comprising:
a switch carrier, comprising:
an addressable switch;
a spring tube housing a spring, wherein the spring biases a switch contact terminal towards an outer face of the switch carrier, the switch contact terminal being directly electrically connected to the addressable switch; and
a detonation block; and
a pin contact assembly;
providing first and second hollowed tandem subs, each tandem sub comprising a first hollowed section having a first diameter and a second hollowed section having a second diameter that is less than the first diameter;
positioning the switch carrier into the first hollowed section of the first tandem sub; and
positioning the pin contact assembly into the second hollowed section of the second tandem sub.