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. 08, 2014
Filed:
Mar. 18, 2011
Ippei Fukutomi, Machida, JP;
Norio Inami, Susono, JP;
Kenichi Harada, Susono, JP;
Motoichi Murakami, Gotenba, JP;
Koji Morita, Mishima, JP;
Takahiko Fujiwara, Susono, JP;
Ippei Fukutomi, Machida, JP;
Norio Inami, Susono, JP;
Kenichi Harada, Susono, JP;
Motoichi Murakami, Gotenba, JP;
Koji Morita, Mishima, JP;
Takahiko Fujiwara, Susono, JP;
Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;
Abstract
The present invention provides an additive agent to be added to oil and comprising weak basic hydrotalcite. At the time of adding a mixture of hydrotalcite of 1 weight % and water by 3 weight % to the oil where a hydrogen ion exponent is within a range of 6 to 7 for stirring, the weak basic hydrotalcite is hydrotalcite where the obtained oil indicates the hydrogen ion exponent within a range of 6 to 7. Such an additive agent can be accommodated in an oil filter () for use.