Measuring and testing – With fluid pressure – Porosity or permeability
Patent
1981-01-23
1983-08-30
Stephan, Steven L.
Measuring and testing
With fluid pressure
Porosity or permeability
G01N 1508
Patent
active
044009720
ABSTRACT:
An apparatus for determining the flow characteristics of a smokable article is provided. The apparatus comprises a smoking machine and a holding device coupled to the smoking machine for holding a smokable article. An air-tight chamber is movably mounted on the holding device for enclosing at least a portion of the smokable article. Flow characteristic measuring devices are coupled to the holding device for measuring the flow characteristics of a gas flowing through the smokable article.
REFERENCES:
patent: 3115767 (1963-12-01), Tyrrell et al.
patent: 4127025 (1978-11-01), Mills et al.
patent: 4171635 (1979-10-01), Calleson et al.
B.A.T. Cigaretten-Fabriken GmbH
Roskos Joseph W.
Stephan Steven L.
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