Invention Grant
- Patent Title: Indicator and method
- Patent Title (中): 指标和方法
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Application No.: US12437305Application Date: 2009-05-07
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Publication No.: US08109333B2Publication Date: 2012-02-07
- Inventor: Chee Kong Yee
- Applicant: Chee Kong Yee
- Applicant Address: US TX Houston
- Assignee: Baker Hughes Incorporated
- Current Assignee: Baker Hughes Incorporated
- Current Assignee Address: US TX Houston
- Agency: Cantor Colburn LLP
- Main IPC: E21B23/03
- IPC: E21B23/03 ; E21B47/09
Abstract:
An indicator comprising a band having a first radial dimension; one or more protectors having a greater radial dimension and disposed sufficiently proximate the band to substantially avoid wear of the band during running of the indicator and method.
Public/Granted literature
- US20100282461A1 INDICATOR AND METHOD Public/Granted day:2010-11-11
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