IP Library Granted Patent US 11,009,330
Granted Patent B2
US 11,009,330 · App. 16/437,754 · Granted May 18, 2021

Perforating gun system and method

Inventors: Terrell Saltarelli (Weatherford, TX); John T. Hardesty (Fort Worth, TX)
Assignee: GEODYNAMICS, INC.
F42D1/05E21B43/1185
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Quick Facts
Patent No.
US 11,009,330
App. No.
16/437,754
Granted
May 18, 2021
Kind
B2
Abstract

A detonator block for housing a detonator has a body configured to host the detonator; the body having a first end that is configured to be attached to a sub; the body having a second end, opposite to the first end, and configured to connect to a gun; and a printed circuit board located inside the body, the printed circuit board being electrically connected to the detonator. The body has a holder that is configured to hold the detonator inside the body.

Claims (12)

1. A detonator block for housing a detonator, the detonator block comprising:

a body configured to host the detonator;

the body having a first end that is configured to be attached to a sub;

the body having a second end, opposite to the first end, and configured to connect to a gun; and

a printed circuit board located inside the body, the printed circuit board being electrically connected to the detonator, and wherein the printed circuit board is shaped to extend around the detonator so that the detonator directly faces the printed circuit board,

wherein the body has a holder that is configured to hold the detonator inside the body.

2. The detonator block of claim 1 , further comprising:

the detonator.

3. The detonator block of claim 1 , further comprising:

plural electrical contacts electrically connected to the printed circuit board, at least one electrical contact being a spring loaded contact having a respective pin.

4. The detonator block of claim 1 , further comprising:

a contact switch electrically connected to the printed circuit board and having a head, wherein the contact switch electrically shunts the detonator when the head is not pressed.

Assignments (2)
SECURITY INTEREST Recorded Jan 29, 2026
From: OIL STATES ENERGY SERVICES, L.L.C.; OIL STATES INDUSTRIES, INC.; GEODYNAMICS, INC.; TEMPRESS TECHNOLOGIES, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 074532/0194 →
SECURITY INTEREST Recorded Mar 10, 2022
From: OIL STATES ENERGY SERVICES, L.L.C.; OIL STATES INDUSTRIES, INC.; GEODYNAMICS, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 059861/0477 →