Invention Grant
- Patent Title: Triggering mechanism discriminated by length difference
- Patent Title (中): 触发机制由长度差鉴别
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Application No.: US12390822Application Date: 2009-02-23
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Publication No.: US07878257B2Publication Date: 2011-02-01
- Inventor: Kuo-Chiang Chen , Gary Rytlewski , John Fleming
- Applicant: Kuo-Chiang Chen , Gary Rytlewski , John Fleming
- Applicant Address: US TX Sugar Land
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US TX Sugar Land
- Agent Rodney Warfford
- Main IPC: E21B34/10
- IPC: E21B34/10
Abstract:
A downhole trigger mechanism and method for using the same are provided. The downhole trigger mechanism can include at least two contact points spaced a longitudinal distance from one another. The trigger mechanism can be actuated when the contact points of the trigger mechanism are simultaneously contacted by at least two contact points of an actuator. The contact points of the actuator can be spaced a longitudinal distance from one another.
Public/Granted literature
- US20100212911A1 TRIGGERING MECHANISM DISCRIMINATED BY LENGTH DIFFERENCE Public/Granted day:2010-08-26
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