Trapping assembly

Details Trapping assembly Trapping assembly

1989-03-15

1990-01-09

Therkorn, Ernest G.

Liquid purification or separation

With means to add treating material

Chromatography

210659, 55386, B01D 1508

Patent

active

048926540

ABSTRACT:
Disclosed is a chromatographic trapping assembly suitable for use with supercritical fluids. The apparatus includes means suitable for electronic control of the expansion of pressurized fluid through an orifice into a fluid trapping assembly using an axially movable column to regulate fluid through the orifice.

REFERENCES:
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patent: 4348131 (1982-08-01), Brownlee
patent: 4500432 (1985-02-01), Poole
patent: 4597866 (1986-07-01), Couillard
patent: 4636315 (1987-01-01), Allen
patent: 4806250 (1989-02-01), Takata
Giddings, "High Pressure Gas Chromatography of Nonvolatile Species", Science (Oct. 4, 1968), pp. 67-73.
"Direct Coupling of a Dense (Supercritical) Gas Chromatograph to Mass Spectrometer using a Supersonic Molecular Beam Interface", Rev. Sci. Instrum. 52(9), Sep. 1981, pp. 1283-1295.
Tescom Corporation Sales Brochure 26-1600 and 26-1700, (publication date unknown & unavailable), Single Page References.
Union Molycorp "Lathologyy" advertisement, (publication data unknown & unavailable), single page reference.

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