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:
Jun. 16, 1998
Filed:
Jan. 27, 1997
Applicant:
Inventors:
John A Rodgers, Ooltewah, TN (US);
Daniel F Rossillon, Signal Mountain, TN (US);
Roger A Ross, Chattanooga, TN (US);
Assignee:
Conoco Inc., Ponca City, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F / ; D02G / ;
U.S. Cl.
CPC ...
264 292 ; 264169 ; 2642108 ; 26421111 ; 264555 ; 425 722 ; 425198 ; 425464 ; 425467 ;
Abstract
The present invention provides a blow spinning die particularly suited for spinning solvated pitch into fibers having a random cross-sectional structure. Additionally, the present invention provides a process for blow spinning fibers from solvated pitches. The present invention also provides pitch fibers having a high energy internal molecular structure. Finally, the present invention provides carbon fibers which have a non-radial internal structure.