US 12,312,924 B2
Shaped charge load tube with integrated detonation cord retention mechanism
Wenbo Yang, Kennedale, TX (US); and James A. Rollins, Lipan, TX (US)
Assigned to GEODYNAMICS, INC., Millsap, TX (US)
Filed by GEODYNAMICS, INC., Millsap, TX (US)
Filed on Oct. 16, 2023, as Appl. No. 18/487,582.
Application 18/487,582 is a continuation of application No. 17/315,922, filed on May 10, 2021, granted, now 11,834,935.
Claims priority of provisional application 63/022,909, filed on May 11, 2020.
Prior Publication US 2024/0060401 A1, Feb. 22, 2024
Int. Cl. E21B 43/1185 (2006.01); F42D 1/04 (2006.01); F42D 1/22 (2006.01)
CPC E21B 43/1185 (2013.01) [F42D 1/043 (2013.01); F42D 1/22 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A perforating gun for perforating a casing in a well, the perforating gun comprising:
a casing extending along a longitudinal axis;
a loading tube configured to fit inside a bore of the casing;
plural shaped charges attached to the loading tube; and
a detonation cord extending outside the loading tube and ballistically connecting the plural shaped charges,
wherein the loading tube includes a retention cutoff formed into a tubular body of the loading tube, such that the detonation cord extends over the retention cutoff.