Measuring and testing – Sampler – sample handling – etc. – With constituent separation
Reexamination Certificate
2006-11-28
2006-11-28
Raevis, Robert (Department: 2856)
Measuring and testing
Sampler, sample handling, etc.
With constituent separation
Reexamination Certificate
active
07140265
ABSTRACT:
An apparatus for collecting particles or vapor from air or surfaces comprising: a housing comprising an inlet open to the air to be sampled and an outlet; and a fan having one or more open areas within the housing capable of being driven at a speed effective to cause collection on the surface of the fan of particles or vapor in the air. A method of collecting a particulate sample from air comprising the step of driving a fan having one or more open areas within a housing comprising an inlet open to the air to be sampled and an outlet, at a speed effective to cause collection on the surface of the fan of particles in the air.
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Chung Russell
Francesconi Stephen C.
Houser Eric J.
Kelly Ronald L.
McGill Robert A.
Grunkemeyer Joseph T.
Karasek John J.
Raevis Robert
The United States of America as represented by the Secretary of
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