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:
May. 01, 2001
Filed:
Jun. 04, 1999
Kenjiro Hongo, Tokyo, JP;
Hongo Company Ltd., Tokyo, JP;
Abstract
A raw water purifying apparatus utilizing anaerobic microorganisms comprising a casing (,) and a carrier assembly (,). The casing (,) is a vertical type and comprises a body (,), a bottom wall (,) and a ceiling (,). At the upper portion of the casing an inflow port (,) of raw water is open and at the lower portion an outflow port (,) is located. The carrier assembly (,) is formed by piling plural carrier discs (,) of porous plastic material, such as polyethylene for rooting anaerobic microorganisms inclusively therein with each space (,) between every two carrier discs (,), so as not to overlap liquid passages (,) which are provided evenly all over each disc (,) through thereof with each other. The carrier assembly (,) is disposed in said casing (,) so s to prevent the direct leading of said inflow port (,) to said outflow port (,), and the raw water may be treated once or repeatedly.