Invention Grant
- Patent Title: Anti-extrusion device for swell rubber packer
- Patent Title (中): 用于膨胀橡胶封隔器的抗挤压装置
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Application No.: US12192623Application Date: 2008-08-15
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Publication No.: US07938176B2Publication Date: 2011-05-10
- Inventor: Dinesh R. Patel
- Applicant: Dinesh R. Patel
- Applicant Address: US TX Sugar Land
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US TX Sugar Land
- Agent Van Someren, PC; Rodney V. Warfford; Tim Curington
- Main IPC: E21B33/127
- IPC: E21B33/127

Abstract:
A system for use in a wellbore is disclosed. The system may include a tube, a swell packer surrounding a portion of the tube, a first pair of plates coupled to an outer surface of the tube and positioned at a first end of the swell packer, each of the first pair of plates having a plurality of slots extending inwardly from an outer edge of the plate, the regions between slots defining petals, wherein at least one of the slots of one of the first pair of plates overlaps with at least one of the petals of the second of the first pair of plates, and a second pair of plates coupled to the outer surface of the tube and positioned at a second end of the swell packer, each of the second pair of plates having a plurality of slots extending inwardly from an outer edge of the plate, the regions between slots defining petals wherein at least one of the slots of one of the second pair of plates overlaps with at least one of the petals of the second of the second pair of plates.
Public/Granted literature
- US20100038074A1 ANTI-EXTRUSION DEVICE FOR SWELL RUBBER PACKER Public/Granted day:2010-02-18
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