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:
Oct. 08, 1991
Filed:
Sep. 16, 1988
Applicant:
Inventors:
Isao Nakatani, Funabashi, JP;
Kiyoshi Ozawa, Tokyo, JP;
Assignee:
National Research Institute For Metals, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423276 ; 423278 ; 423285 ;
Abstract
A process for producing fibers of a transition metal boride, which comprises reacting a mixture of a vapor of an evaporable boron compound an a vapor of an evaporable transition metal compound in the presence of a catalyst composed of at least one metal selected from the group consisting of Pt, Pd, Cu, Au and Ni.