Apparatus and method for storing gas samples

Details Apparatus and method for storing gas samples Apparatus and method for storing gas samples

1981-07-24

1983-09-06

Marcus, Michael S.

Chemical apparatus and process disinfecting, deodorizing, preser

Control element responsive to a sensed operating condition

7386451, 7386486, 7386487, 215354, 220288, 422 99, B01L 300

Patent

active

044029110

ABSTRACT:
A vial for the storage of soil gas samples comprises a chamber having a passage extending away therefrom which serially defines a generally annular shoulder and a generally frustoconical surface each facing away from the chamber. A resiliently pierceable septum is positioned against the shoulder and a shaped plug is positioned against the generally frustoconical surface to provide a redundant seal.

REFERENCES:
patent: 1022301 (1912-04-01), Campbell
patent: 1420721 (1922-06-01), McNiff
patent: 1750859 (1930-03-01), Raus
patent: 2220146 (1940-11-01), Curry
patent: 2733060 (1956-01-01), Taylor
patent: 2770260 (1956-11-01), Henderson
patent: 3635370 (1972-01-01), Romanauskas
"Western Systems Soil Gas Container," 1981.
"USGS Soil Gas Container," 1981.
Whitey Co. Brochure, NW-972, p. 11, Whitey Co., 318 Bishop Rd., Highland Heights, OH 44143.
Swagelok Brochure, C-578, p. 19, p. 21, Crawford Fitting Co., 29500 Solon Rd., Solon, OH 44139.

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