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. 11, 1997
Filed:
Sep. 28, 1995
Applicant:
Inventors:
Tadao Sato, Ami, JP;
Milan Hub a cek, Kawasaki, JP;
Assignee:
National Institute for Research in Inorganic Materials, Tsukuba, JP;
Primary Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
501 96 ; 423290 ;
Abstract
A method for preparing a boron nitride composite, which comprises heating a molten mixture of urea, boric acid and a metal element compound to obtain boron nitride having the metal element or the metal element compound dispersed and supported therein.