Invention Grant
- Patent Title: Wellbore caliper with maximum diameter seeking feature
- Patent Title (中): Wellbore卡尺具有最大直径寻找功能
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Application No.: US13597659Application Date: 2012-08-29
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Publication No.: US08925213B2Publication Date: 2015-01-06
- Inventor: Alan J. Sallwasser
- Applicant: Alan J. Sallwasser
- Applicant Address: US TX Sugar Land
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US TX Sugar Land
- Agent Trevor Grove
- Main IPC: G01B1/00
- IPC: G01B1/00 ; G01B3/00 ; G01B5/00 ; E21B47/08 ; E21B33/124 ; G01B5/12 ; G01B5/08 ; G01M3/00 ; G01B7/13
Abstract:
A wellbore caliper includes an actuator housing pivotally connected at one end to a well logging instrument housing and an actuator disposed in the housing and operable to extend and retract laterally extensible measuring arms.
Public/Granted literature
- US20140059874A1 WELLBORE CALIPER WITH MAXIMUM DIAMETER SEEKING FEATURE Public/Granted day:2014-03-06
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