Measuring and testing – Gas analysis – Density or specific gravity
Patent
1978-09-19
1980-08-05
Swisher, S. Clement
Measuring and testing
Gas analysis
Density or specific gravity
73202, 73204, 73349, 73422R, 734215R, G01F 168, G01F 500, G01N 114, G01N 900
Patent
active
042155657
ABSTRACT:
A method of testing a fluid is disclosed which comprises passing a main flow of a fluid through a conduit; inserting into said conduit a probe having an inlet opening which faces downstream of the conduit, or is disposed in a chamber communicating with the conduit, the inlet opening communicating with an outlet opening which is disposed in an end surface of the probe; the said main flow, in passing through the conduit, causing a sampling flow of the fluid to be drawn from the conduit, and to be passed through the probe from the inlet opening to the outlet opening, and so back to the conduit; and testing said sampling flow.
REFERENCES:
patent: 3000213 (1961-09-01), Eves et al.
patent: 3246515 (1966-04-01), Martino et al.
patent: 3459047 (1969-08-01), Sumansky
patent: 4018089 (1977-04-01), Dzula
Agar Instrumentation Inc.
Swisher S. Clement
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