USD994736S1 - Tandem sub - Google Patents

Tandem sub Download PDF

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Publication number
USD994736S1
USD994736S1 US29/783,429 US202129783429F USD994736S US D994736 S1 USD994736 S1 US D994736S1 US 202129783429 F US202129783429 F US 202129783429F US D994736 S USD994736 S US D994736S
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United States
Prior art keywords
tandem sub
tandem
sub
view
plan
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US29/783,429
Inventor
Shelby L. Sullivan
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Xconnect LLC
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Xconnect LLC
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Priority to US29/783,429 priority Critical patent/USD994736S1/en
Assigned to XConnect, LLC reassignment XConnect, LLC CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: PerfX Wireline Services, LLC
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Publication of USD994736S1 publication Critical patent/USD994736S1/en
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    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/11—Perforators; Permeators
    • E21B43/116—Gun or shaped-charge perforators
    • E21B43/117—Shaped-charge perforators
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/11—Perforators; Permeators
    • E21B43/116—Gun or shaped-charge perforators
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/11—Perforators; Permeators
    • E21B43/116—Gun or shaped-charge perforators
    • E21B43/1185—Ignition systems
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/11—Perforators; Permeators
    • E21B43/119—Details, e.g. for locating perforating place or direction

Description

FIG. 1 is a first perspective view of a tandem sub, showing our new design.
FIG. 2 is second perspective view of the tandem sub of FIG. 1 , shown from a different angle, and from an end opposite that of FIG. 1 .
FIG. 3 is a top plan view thereof.
FIG. 4 is a bottom plan view thereof.
FIG. 5 is a right side elevation view thereof.
FIG. 6 is a left side elevation view thereof.
FIG. 7 is a front plan view of the tandem sub of FIG. 1 ; and,
FIG. 8 is a rear plan view thereof.
The broken lines in the drawings depict portions of the tandem sub that form no part of the claimed designs.

Claims (1)

    CLAIM
  1. The ornamental design for a tandem sub, as shown and described.
US29/783,429 2019-04-01 2021-05-13 Tandem sub Active USD994736S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/783,429 USD994736S1 (en) 2019-04-01 2021-05-13 Tandem sub

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962827403P 2019-04-01 2019-04-01
US201962845692P 2019-05-09 2019-05-09
US16/836,193 US10914145B2 (en) 2019-04-01 2020-03-31 Bulkhead assembly for a tandem sub, and an improved tandem sub
US17/110,757 US11248452B2 (en) 2019-04-01 2020-12-03 Bulkhead assembly for a tandem sub, and an improved tandem sub
US29/783,429 USD994736S1 (en) 2019-04-01 2021-05-13 Tandem sub

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US17/110,757 Continuation US11248452B2 (en) 2019-04-01 2020-12-03 Bulkhead assembly for a tandem sub, and an improved tandem sub

Publications (1)

Publication Number Publication Date
USD994736S1 true USD994736S1 (en) 2023-08-08

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US16/836,193 Active US10914145B2 (en) 2016-11-17 2020-03-31 Bulkhead assembly for a tandem sub, and an improved tandem sub
US17/110,757 Active US11248452B2 (en) 2019-04-01 2020-12-03 Bulkhead assembly for a tandem sub, and an improved tandem sub
US29/783,429 Active USD994736S1 (en) 2019-04-01 2021-05-13 Tandem sub

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US16/836,193 Active US10914145B2 (en) 2016-11-17 2020-03-31 Bulkhead assembly for a tandem sub, and an improved tandem sub
US17/110,757 Active US11248452B2 (en) 2019-04-01 2020-12-03 Bulkhead assembly for a tandem sub, and an improved tandem sub

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US (3) US10914145B2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10914145B2 (en) 2019-04-01 2021-02-09 PerfX Wireline Services, LLC Bulkhead assembly for a tandem sub, and an improved tandem sub
US11906278B2 (en) 2019-04-01 2024-02-20 XConnect, LLC Bridged bulkheads for perforating gun assembly
US11913767B2 (en) 2019-05-09 2024-02-27 XConnect, LLC End plate for a perforating gun assembly
US11091987B1 (en) * 2020-03-13 2021-08-17 Cypress Holdings Ltd. Perforation gun system
USD968474S1 (en) * 2020-04-30 2022-11-01 DynaEnergetics Europe GmbH Gun housing
USD947253S1 (en) * 2020-07-06 2022-03-29 XConnect, LLC Bulkhead for a perforating gun assembly
USD979611S1 (en) * 2020-08-03 2023-02-28 XConnect, LLC Bridged mini-bulkheads
USD950611S1 (en) * 2020-08-03 2022-05-03 XConnect, LLC Signal transmission pin perforating gun assembly

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