Invention Grant
- Patent Title: Spring loaded pick
- Patent Title (中): 弹簧加载
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Application No.: US12963464Application Date: 2010-12-08
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Publication No.: US08342611B2Publication Date: 2013-01-01
- Inventor: David R. Hall , Ronald B. Crockett , Francis Leany
- Applicant: David R. Hall , Ronald B. Crockett , Francis Leany
- Applicant Address: US TX Houston
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US TX Houston
- Agency: Brinks Hofer Gilson & Lione
- Main IPC: E21C35/18
- IPC: E21C35/18
Abstract:
In one aspect of the invention, an apparatus for degrading natural and man-made formations includes a pick with an axially spring loaded pick comprising a central axis and being attached to a holder secured to a driving mechanism. The pick comprising a steel body with an axial shank disposed within a bore of the holder.
Public/Granted literature
- US20110080036A1 Spring Loaded Pick Public/Granted day:2011-04-07
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