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:
Jul. 22, 1997
Filed:
Aug. 30, 1996
Naoki Abe, Okazaki, JP;
Koji Mizuno, Toyota, JP;
Masayuki Sumiyoshi, Okazaki, JP;
Katsuya Murakami, Toyota, JP;
Kojiro Murayama, Toyota, JP;
Koichi Sugiura, Toyota, JP;
Fumio Kawahara, Toyota, JP;
Mitsuru Tomono, Toyota, JP;
Heijiro Ojima, Kariya-shi, Aichi-ken, JP;
Abstract
An apparatus for removing metal contained in a solution through chelation which includes a means for adding a surface active agent containing a hydrophobic group, a hydrophilic group and a chelating group to a metal containing solution held within a metal solution accommodating means. An electric field applying means is adapted to apply an electric field to the solution containing means and further means is provided for separating an aggregate from the metal contained solution.