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.:

US 6673289 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 06, 2004

Filed:

May. 30, 2001
Applicant:
Inventors:

Robert Anderson Reynolds, III, Bay Village, OH (US);

Julian Norley, Chagrin Falls, OH (US);

Ronald Alfred Greinke, Medina, OH (US);

Assignee:

Advanced Energy Technology inc., Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29B 9/04 ; B29C 4/322 ;
U.S. Cl.
CPC ...
B29B 9/04 ; B29C 4/322 ;
Abstract

A method of manufacturing flexible sheets of expanded graphite material from recycled materials, comprising providing source materials in the form of flexible sheets of expanded graphite; comminuting the source materials into particles; re-expanding the particles; and preparing a mat from the re-expanded particles. Also described herein is a process of manufacturing a graphite material comprising grinding a cured resin impregnated graphite material into particles; removing at least part of the resin from the particles; and expanding the resin removed particles.


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