Measuring and testing – Sampler – sample handling – etc. – Withdrawing through conduit or receptacle wall
Patent
1990-04-18
1991-04-09
Raevis, Robert
Measuring and testing
Sampler, sample handling, etc.
Withdrawing through conduit or receptacle wall
G01N 100
Patent
active
050054325
ABSTRACT:
A sampling valve assembly for use in sampling fluid streams under hazardous conditions. The assembly is adapted to be attached to a conduit of a process stream to cause a sample of the stream to pass through the assembly. The assembly includes a restricted axial passageway and gallery area for controlling the sample stream to provide a clean, representative sample at manageable conditions of pressure, velocity and turbulance where the sample of the sample stream may be taken. The sample exit port includes a conduit intended for eliminating dripping of sample material from the conduit.
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patent: 4549440 (1985-10-01), Fournier et al.
patent: 4688436 (1987-08-01), Richon et al.
patent: 4800761 (1989-01-01), Spencer
Raevis Robert
Wasson George W.
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