Patent ID: 9382784
Filing Date: 2016-07-05
CPC Classification: E21B

Claim Text:
1. A perforating gun for use in a wellbore casing, comprising an elongated shaped scallop extending circumferentially within an outside wall of said perforating gun such that said scallop has a constant thickness portion and a variable thickness portion in said outside wall; said variable thickness portion configured on either end of said constant thickness portion; an end of said variable thickness portion configured with a thickness substantially equal to a thickness of said wall; an arcuate length of said constant thickness portion subtending an angle at a center of said perforating gun; said elongated shaped scallop is configured to align to plural shaped charges in said perforating gun; said plural shaped charges are configured to orient along a desired perforating orientation; wherein when perforating, said plural shaped charges perforate through said elongated shaped scallop such that a burr created by said plural shaped charges does not substantially protrude past an outside diameter of said perforating gun.