Patent ID: 11959367
Assignee: HUNTING TITAN, INC.
Field: Other special machines (Mechanical engineering)
Classification: CPC E  F | IPC E  F

Claim 0:
1. A tandem sub, used to connect one or more perforating gun assemblies, comprising:
a first rotational mechanism located at a first end, wherein the first rotational mechanism is adapted to engage with a first charge tube in a first perforating gun and allow the first charge tube to rotate freely;
a second rotational mechanism located at a second end, wherein the second rotational mechanism is adapted to engage with a second charge tube in a second perforating gun and allow the second charge tube to rotate freely; and
an outer tandem housing, wherein the outer housing is adapted to engage a first outer gun housing of the first perforating gun and engage a second outer gun housing of the second perforating gun.