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. 05, 1983
Filed:
Jul. 09, 1981
Applicant:
Inventor:
Gary G Tibbetts, Birmingham, MI (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ; D01F / ;
U.S. Cl.
CPC ...
4234473 ; 423448 ; 423458 ;
Abstract
In the preferred embodiment, graphite fibers that are 5 to 15 microns in diameter and up to several centimeters long are grown within a thin-walled stainless steel tube by flowing natural gas through the tube, concurrently contacting the outer tube surface with wet hydrogen gas and heating to between 925.degree. C. to 1075.degree. C. to decompose methane in the natural gas to grow fibers on the inner surface of the tube.