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:
Feb. 02, 1999
Filed:
Jul. 17, 1996
Shuzo Fujiwara, Tsukuba, JP;
Masatake Yoshida, Tsukuba, JP;
Yozo Kakudate, Tsukuba, JP;
Shu Usuba, Tsukuba, JP;
Hiroyuki Yokoi, Tsukuba, JP;
Katsutoshi Aoki, Tsukuba, JP;
Masayuki Kawaguchi, Ube, JP;
Tadayuki Kawashima, Ube, JP;
Katsuharu Kasami, Tokyo, JP;
Tamikuni Komatsu, Fuji, JP;
Central Glass Company, Limited, Yamaguchi Prefecture, JP;
Agency of Industrial Science and Technology, Tokyo, JP;
Asahi Kasei Kogyo Kabushiki Kaisha, Osaka, JP;
Abstract
In order to produce a new substance having a diamond crystal structure, the following steps are taken in order. First, a graphite-like substance is prepared which contains boron (B), carbon (C) and nitrogen (N) as main elements. Then, the graphite-like substance is mixed with a metal powder to produce a mixture. Then, a pressure is applied to the mixture to produce a molded body, and then an explosion pressure is applied to the molded body.