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经营范围
发明名称
Dual piston flow-through sampler
摘要
A device for introducing a sample into or removing a sample from a pipeline, tube, or the like, and more particularly to a device for sampling fluids under pressure in a pipeline, tube, duct, conduit, or the like.
申请公布号
US5945611(A)
申请公布日期
1999.08.31
申请号
US19980115818
申请日期
1998.07.15
申请人
WELKER ENGINEERING COMPANY
发明人
WELKER, BRIAN H.
分类号
G01N1/20;(IPC1-7):G01N1/20;G01N1/14
主分类号
G01N1/20
代理机构
代理人
主权项
地址
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