发明名称 |
MULTI-GAP INTERFEROMETRIC SENSORS |
摘要 |
An apparatus for estimating a property includes a hollow core tube and an input light guide disposed at least partially within hollow core tube. The apparatus also includes a second gap disposed within the hollow core tube and separated from the input light guide by an air gap width. The second gap is formed of a first solid material and has a second gap width. The apparatus also includes a third gap disposed at least partially within the hollow core tube and being further from the input light guide than the second gap. The third gap is formed of a second solid material and has a third gap width.
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申请公布号 |
US2011172959(A1) |
申请公布日期 |
2011.07.14 |
申请号 |
US20100772253 |
申请日期 |
2010.05.03 |
申请人 |
BAKER HUGHES INCORPORATED |
发明人 |
CHILDERS BROOKS A.;HARMAN ROBERT M.;HOMA DANIEL S.;BECKNER LANCE A. |
分类号 |
G06F17/18;G01B9/02 |
主分类号 |
G06F17/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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