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:
Nov. 18, 1986
Filed:
Mar. 15, 1985
Applicant:
Inventor:
Arie Cohen, Midland, MI (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
2641761 ; 264 407 ; 264216 ; 425145 ; 425224 ; 425381 ; 425466 ;
Abstract
In an extrusion process a feed conduit for the die is positioned axially in the extruder barrel to provide minimal surface roughness on the extrudate. Increased extrusion rates of quality product are obtained.