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 7297179 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 20, 2007

Filed:

Sep. 26, 2003
Applicant:

Katsuhisa Ohzeki, Minami-ashigara, JP;

Inventor:

Katsuhisa Ohzeki, Minami-ashigara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 9/24 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of producing (1) metal particles or (2) metal fine-particles, which contains: jetting out two solutions of (1) a metal salt solution and a reducing agent solution, or (2) a metal ion-containing solution and a hydroxide ion-containing solution, from respective nozzles to a mixing chamber, to give a mixed reaction solution; and discharging the mixed reaction solution from a discharging port having a diameter smaller than a diameter of the mixing chamber, wherein one of the two solutions is made into straightly-going flow, which is jetted from a nozzle having a diameter smaller than the diameter of the mixing chamber to the mixing chamber, and the other solution is jetted out, as flow substantially orthogonal to the straightly-going flow, to a position before a position where eddy viscosity generated by the straightly-going flow would be maximum.


Find Patent Forward Citations

Ohzeki, Katsuhisa. (2007). Method of producing metal particles, and metal oxide obtained from the particles (U.S. Patent No. 7297179). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7297179

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