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.

Date of Patent:
Jun. 15, 1976

Filed:

Dec. 09, 1974
Applicant:
Inventors:

Hubertus Nickel, Julich, DT;

Hartmut Luhleich, Duren, DT;

Francesco Dias, Julich, DT;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
260 / ;
Abstract

A method of cross-linking and hardening with the aid of heat a porous for body of a synthetic graphite or similar material, especially a fine granular graphite, which is bonded by means of a synthetic resin binding agent on a novolak basis. The thus formed porous body is a temperature of from 100.degree.C to 200.degree.C gassed by a quantity of formaldehyde which quantity depends on the predetermined extent of cross-linking of the formed body, while the formaldehyde is caused to pass from the outer surface of the formed body into the interior thereof.


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