Electricity: measuring and testing – Magnetic – With means to create magnetic field to test material
Reexamination Certificate
2008-07-06
2009-11-24
LeDynh, Bot L (Department: 2858)
Electricity: measuring and testing
Magnetic
With means to create magnetic field to test material
C324S240000
Reexamination Certificate
active
07622917
ABSTRACT:
Apparatus and methods for inspecting materials such as cylindrical and tubular members are disclosed. One apparatus includes a frame that supports a magnetic coil and a detector assembly, the detector assembly having one or more magnetic detectors adapted to be spaced a first distance from the material being inspected by one or more substantially frictionless members.
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Walters William T.
Wu Xiaowen
LeDynh Bot L
Pramudji Wendt & Tran, LLP
Scan Systems Corp.
Wendt Jeffrey L.
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