发明名称 |
PROBING DEVICE FOR THE INTERIOR OF PIPELINES |
摘要 |
<p>An apparatus for measuring the internal corrosion in a pipeline consisting of a pig having a circumferential array of spring-loaded probes for measuring both the average diameter of the pipe and the depth of individual pits. The probes are disposed in pairs with one probe in the form of a stylus having a pointed end for measuring pits, and the other probe having a shoe-shaped end for measuring the average pipe diameter.</p> |
申请公布号 |
GB1551466(A) |
申请公布日期 |
1979.08.30 |
申请号 |
GB19770043705 |
申请日期 |
1977.10.20 |
申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BV |
发明人 |
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分类号 |
G01B5/012;G01B5/12;G01B5/20;G01B5/207;G01B5/28;G01B21/14;G01B21/20;G01N19/08;(IPC1-7):01B5/12;01B7/12 |
主分类号 |
G01B5/012 |
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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