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 7435317 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 14, 2008

Filed:

Mar. 29, 2001
Applicant:

Seiji Hata, Tokyo, JP;

Inventor:

Seiji Hata, Tokyo, JP;

Assignee:

Biomass Conversions, L.L.C., Los Angeles, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D 3/38 (2006.01); B01D 3/42 (2006.01); B01D 3/10 (2006.01); C02F 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

An improved distillation of water. involves distilling significant quantities of water at temperatures well below the boiling point. During distillation, a compound is taken from a liquid-phase to a gas-phase and then condensed to the liquid-phase again to get a pure liquid. The present invention uses water sprayed () and absorbed onto a solid surface such as micro-powder () made from wood as a starting material. Absorbing water onto such a surface results in rapid evaporation with a relatively low temperature gradient when the water and particles are agitated. The present invention could be characterized as solid-phase distillation.


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Hata, Seiji. (2008). Desalination of ocean water (U.S. Patent No. 7435317). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7435317

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