Chromatography column

- Warner-Lambert Company
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Description

FIG. 1 is a top plan view of the column according to my invention and shows the centrally located chromatigraphic bed support;

FIG. 2 is an exploded front view of the column according to my invention which further shows the bed support in the bottom of the cylindrical column and the cap used to close the lower opening of the column;

FIG. 3 is a bottom view of the column of FIG. 2; and

FIG. 4 is a top plan view of the cap of FIG. 2.

Referenced Cited
U.S. Patent Documents
D249708 September 26, 1978 Smith et al.
3346486 October 1967 Winter et al.
3864250 February 1975 Perry
3922223 November 1975 Burkhartsmeier
3926800 December 1975 Stephens
3996017 December 7, 1976 Kaiser
4000070 December 28, 1976 Sumikama
4070285 January 24, 1978 Abrahams
Patent History
Patent number: D254445
Type: Grant
Filed: Aug 25, 1977
Date of Patent: Mar 11, 1980
Assignee: Warner-Lambert Company (Morris Plains, NJ)
Inventor: Robert A. Boghosian (Parsippany, NJ)
Primary Examiner: Bernard Ansher
Attorney: Albert H. Graddis
Application Number: 5/827,754
Classifications
Current U.S. Class: D24/56
International Classification: D1402;