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:
Dec. 02, 2003
Filed:
Feb. 05, 2002
Applicant:
Inventors:
Darren Kenneth Rogers, Wheeling, WV (US);
Janusz Wladyslaw Plucinski, Glen Dale, WV (US);
Assignee:
Touchstone Research Lab., Triadelphia, WV (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10L 5/00 ;
U.S. Cl.
CPC ...
C10L 5/00 ;
Abstract
According to the present invention, carbon foams are produced largely in accordance with the methods described in U.S. patent application Ser. No. 09/902,828, but with starting materials that comprise from about 10 to about 90% by weight of ground petroleum pitch and from about 90 to about 10% by weight of bituminous coal particulate exhibiting a free swell index of from about 3.5 to about 5.0.