Short-tube heatless concentrator
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Description
FIG. 1 is a front elevational view of a short-tube heatless concentrator, showing my new design;
FIG. 2 is a side elevational view thereof, turned 90.degree. with respect to FIG. 1;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof; and
FIG. 5 is a perspective view thereof.
Patent History
Patent number: D312875
Type: Grant
Filed: Dec 16, 1987
Date of Patent: Dec 11, 1990
Assignee: Supelco Incorporated (Bellefonte, PA)
Inventor: Paul S. Spock (Spring Mills, PA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Stella M. Reid
Application Number: 7/133,693
Type: Grant
Filed: Dec 16, 1987
Date of Patent: Dec 11, 1990
Assignee: Supelco Incorporated (Bellefonte, PA)
Inventor: Paul S. Spock (Spring Mills, PA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Stella M. Reid
Application Number: 7/133,693
Classifications
Current U.S. Class:
D24/29;
D24/8