logo

For the Inventor, By the Inventor

The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 5151188 B1

PDFFull Text
Date of Patent:
Sep. 29, 1992

Filed:

Jun. 12, 1990

Supercritical fluid extraction enhancer

Applicant:
Inventors:

Marvin L Hopper, Gladstone, MO (US);

Jerry W King, Peoria, IL (US);

Assignee:

The Government of the United States of America, as represented by the, , US;

Attorney:

Lowe, Price, Leblanc & Becker

Primary Examiner:

Stanley S Silverman

Assistant Examiner:

Thomas M Lithgow

Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
210634 ; 210635 ; 210639 ; 210908 ; 210909 ; 203 49 ; 426286 ; 426425 ; 426478 ; 426665 ; 426489 ; 554193 ;
Abstract

A method for enhancing supercritical fluid extraction of sample matrices which contain water. The method involves mixing the samples with an extraction enhancing aid comprising flux-calcined diatomaceous earth which increases the permeability of the sample in a supercritical fluid and controls water during the extraction procedure.

Find Patent Forward Citations

Quick Actions:

Hopper, Marvin. (1992). Supercritical fluid extraction enhancer (U.S. Patent No. 5151188). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5151188

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…