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. 25, 1978
Filed:
Mar. 29, 1976
Applicant:
Inventors:
Assignee:
Produits Chimiques Ugine Kuhlmann, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264112 ; 264113 ; 264120 ; 264127 ; 264255 ; 264266 ;
Abstract
Method of molding granular polytetrafluoroethylene powder which comprises compressing the powder in a mold at a pressure of between about 10 and 50 bars to form a preform and subjecting the preform to isostatic molding at a pressure of between about 100 and 1000 bars.