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:
Sep. 29, 1998
Filed:
Jul. 24, 1995
Applicant:
Inventors:
Chun-Ming Niu, Somerville, MA (US);
David Moy, Winchester, MA (US);
Assignee:
Hyperion Catalysis International, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423344 ;
Abstract
Silicon nitride nanowhiskers predominantly having diameters substantially less than about 200 nm are disclosed. The nanowhiskers of Si.sub.3 N.sub.4 are produced by reacting gaseous SiO and N.sub.2 at elevated temperature and pressure in a reaction zone in the presence of a plurality of disperse carbon nanotubes having a diameter of from 3.5 to 70 nm.