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Patent
   D930046
Priority
Feb 22 2018
Filed
Feb 22 2018
Issued
Sep 07 2021
Expiry
Sep 07 2036
Inventors
Kirk, Ian
Assg.orig
VULCAN COM…
Assg.curr
VULCAN COM…
Entity
unknown
Referenced by
5
References
34
Maint.:
n/a
The ornamental design for a centralizer for centralizing tubing in a wellbore, as shown and described.

FIG. 1 is a perspective view of a first embodiment of a centralizer for centralizing tubing in a wellbore.

FIG. 2 is a first end view of the centralizer shown in FIG. 1.

FIG. 3 is a second end view of the centralizer shown in FIG. 1.

FIG. 4 is a first side view of the centralizer shown in FIG. 1.

FIG. 5 is a second side view of the centralizer shown in FIG. 1.

FIG. 6 is a third side view of the centralizer shown in FIG. 1.

FIG. 7 is a fourth side view of the centralizer shown in FIG. 1.

FIG. 8 is a perspective view of a second embodiment of a centralizer for centralizing tubing in a wellbore.

FIG. 9 is a first end view of the centralizer shown in FIG. 8.

FIG. 10 is a second end view of the centralizer shown in FIG. 8.

FIG. 11 is a first side view of the centralizer shown in FIG. 8.

FIG. 12 is a second side view of the centralizer shown in FIG. 8.

FIG. 13 is a third side view of the centralizer shown in FIG. 8.

FIG. 14 is a fourth side view of the centralizer shown in FIG. 8.

FIG. 15 is a perspective view of a third embodiment of a centralizer for centralizing tubing in a wellbore.

FIG. 16 is a first end view of the centralizer shown in FIG. 15.

FIG. 17 is a second end view of the centralizer shown in FIG. 15.

FIG. 18 is a first side view of the centralizer shown in FIG. 15.

FIG. 19 is a second side view of the centralizer shown in FIG. 15.

FIG. 20 is a third side view of the centralizer shown in FIG. 15.

FIG. 21 is a fourth side view of the centralizer shown in FIG. 15.

FIG. 22 is a perspective view of a fourth embodiment of a centralizer for centralizing tubing in a wellbore.

FIG. 23 is a first end view of the centralizer shown in FIG. 22.

FIG. 24 is a second end view of the centralizer shown in FIG. 22.

FIG. 25 is a first side view of the centralizer shown in FIG. 22.

FIG. 26 is a second side view of the centralizer shown in FIG. 22.

FIG. 27 is a third side view of the centralizer shown in FIG. 22.

FIG. 28 is a fourth side view of the fourth centralizer shown in FIG. 22.

FIG. 29 is a perspective view of a fifth embodiment of a centralizer for centralizing tubing in a wellbore.

FIG. 30 is a first end view of the centralizer shown in FIG. 29.

FIG. 31 is a second end view of the centralizer shown in FIG. 29.

FIG. 32 is a first side view of the centralizer shown in FIG. 29.

FIG. 33 is a second side view of the centralizer shown in FIG. 29.

FIG. 34 is a third side view of the centralizer shown in FIG. 29.

FIG. 35 is a fourth side view of the centralizer shown in FIG. 29.

FIG. 36 is a perspective view of a sixth embodiment of a centralizer for centralizing tubing in a wellbore.

FIG. 37 is a first end view of the centralizer shown in FIG. 36.

FIG. 38 is a second end view of the centralizer shown in FIG. 36.

FIG. 39 is a first side view of the centralizer shown in FIG. 36.

FIG. 40 is a second side view of the centralizer shown in FIG. 36.

FIG. 41 is a third side view of the centralizer shown in FIG. 36.

FIG. 42 is a fourth side view of the centralizer shown in FIG. 36.

FIG. 43 is a perspective view of a seventh embodiment of a centralizer for centralizing tubing in a wellbore.

FIG. 44 is a first end view of the centralizer shown in FIG. 43.

FIG. 45 is a second end view of the centralizer shown in FIG. 43.

FIG. 46 is a first side view of the centralizer shown in FIG. 43.

FIG. 47 is a second side view of the centralizer shown in FIG. 43.

FIG. 48 is a third side view of the centralizer shown in FIG. 43.

FIG. 49 is a fourth side view of the centralizer shown in FIG. 43.

FIG. 50 is a perspective view of an eighth embodiment of a centralizer for centralizing tubing in a wellbore.

FIG. 51 is a first end view of the centralizer shown in FIG. 50.

FIG. 52 is a second end view of the centralizer shown in FIG. 50.

FIG. 53 is a first side view of the centralizer shown in FIG. 50.

FIG. 54 is a second side view of the centralizer shown in FIG. 50.

FIG. 55 is a third side view of the centralizer shown in FIG. 50.

FIG. 56 is a fourth side view of the centralizer shown in FIG. 50.

FIG. 57 is a perspective view of a ninth embodiment of a centralizer for centralizing tubing in a wellbore.

FIG. 58 is a first end view of the centralizer shown in FIG. 57.

FIG. 59 is a second end view of the centralizer shown in FIG. 57.

FIG. 60 is a first side view of the centralizer shown in FIG. 57.

FIG. 61 is a second side view of the centralizer shown in FIG. 57.

FIG. 62 is a third side view of the centralizer shown in FIG. 57.

FIG. 63 is a fourth side view of the centralizer shown in FIG. 57.

FIG. 64 is a perspective view of a tenth embodiment of a centralizer for centralizing tubing in a wellbore.

FIG. 65 is a first end view of the centralizer shown in FIG. 64.

FIG. 66 is a second end view of the centralizer shown in FIG. 64.

FIG. 67 is a first side view of the centralizer shown in FIG. 64.

FIG. 68 is a second side view of the centralizer shown in FIG. 64.

FIG. 69 is a third side view of the centralizer shown in FIG. 64; and,

FIG. 70 is a fourth side view of the centralizer shown in FIG. 64.

The broken lines illustrate portions of the centralizer that form no part of the claimed design.
INVENTORS:

Kirk, Ian, Kirk, Nathan

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D957470, Aug 22 2017 VULCAN COMPLETION PRODUCTS UK LIMITED Centralizer for centralizing tubing in a wellbore
ER1996,
ER347,
ER5955,
ER9440,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
10156103, Mar 20 2014 Downhole Products Limited Centraliser
2727576,
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3292708,
3566965,
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5238062, Apr 27 1991 Weatherford/Lamb, Inc. Centralizer for centring drilling and casing pipes and centralizing arrangement including said centralizer
6484803, Sep 06 2000 TERCEL OILFIELD PRODUCTS USA L L C Dual diameter centralizer/sub and method
7878241, May 16 2007 INNOVEX DOWNHOLE SOLUTIONS, INC Expandable centralizer for expandable pipe string
9127519, Mar 20 2012 FRANK S INTERNATIONAL, LLC Well centralizer
9341032, Jun 18 2014 PORTABLE COMPOSITE STRUCTURES, INC.; PORTABLE COMPOSITE STRUCTURES, INC Centralizer with collaborative spring force
9556687, Aug 17 2013 INNOVEX DOWNHOLE SOLUTIONS, INC Multi-vane centralizer and method of forming
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D662952, Feb 24 2011 Downhole Products Limited Centraliser
D671960, Feb 24 2011 Downhole Products Limited Centraliser
D676464, Apr 04 2012 SUMMIT CASING SERVICES, LLC Casing centralizer having straight blades
D717836, Mar 26 2014 INNOVEX DOWNHOLE SOLUTIONS, INC One-piece centralizer with an axial seam and end-collar tabs
D717837, Mar 26 2014 INNOVEX DOWNHOLE SOLUTIONS, INC One-piece centralizer with an axial seam
D718342, Mar 26 2014 INNOVEX DOWNHOLE SOLUTIONS, INC One-piece centralizer with an axial seam and windows
D743447, Sep 30 2014 INNOVEX DOWNHOLE SOLUTIONS, INC Centralizer
D849800, Apr 04 2012 SUMMIT CASING SERVICES, LLC Casing centralizer having spiral blades
D851131, Jan 27 2015 CENTEK LIMITED Centralizer
D873867, Feb 14 2018 INNOVEX DOWNHOLE SOLUTIONS, INC Centralizer
ASSIGNMENT RECORDS    Assignment records on the USPTO
///
Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 22 2018VULCAN COMPLETION PRODUCTS UK LIMITED(assignment on the face of the patent)
Jun 18 2018KIRK, IANVULCAN COMPLETION PRODUCTS UK LIMITEDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0466730910 pdf
Jun 18 2018KIRK, NATHANVULCAN COMPLETION PRODUCTS UK LIMITEDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0466730910 pdf
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