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:
Jan. 05, 1982
Filed:
May. 14, 1980
Applicant:
Inventors:
Imrich Klein, Highland Park, NJ (US);
Reuben Klein, Edison, NJ (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29B / ;
U.S. Cl.
CPC ...
366 79 ; 366 89 ;
Abstract
Method and apparatus in which a selected coating is applied to specific surfaces within a plasticating extruder to change the coefficient of friction between the solids being conveyed in the extruder and the specific surfaces in such a way as to improve solids conveying and thereby increase the production effectiveness of the extruder.