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.:
Date of Patent:
Jan. 28, 1997
Filed:
Mar. 02, 1995
H Michael Schneider, Atherton, CA (US);
Edward Allen, Pleasanton, CA (US);
Richard Woodling, Redwood Estates, CA (US);
Roy Barnes, Union City, CA (US);
Sepragen Corporation, Hayward, CA (US);
Abstract
Contaminants in ground water, waste water and industrial effluents are removed using a contaminant removing media packed in a radial flow column. The radial flow column includes a fluid chamber having cylindrical inner and outer screens positioned therein. A contaminant removing media is packed in a media bed between the inner and outer screens. Contaminated water is passed through the column with the water passing through the outer screen, the contaminant removing media and out the inner screen. The contaminant removing media preferably has a size in a range between 50-400 mesh and more preferably between 150-400 mesh.