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. 22, 2003
Filed:
Nov. 08, 1999
Applicant:
Inventors:
Bernhard Van Lengerich, Plymouth, MN (US);
Bernhard Stadler, Niederuzwil, CH;
Alfred Zünd, Niederuzwil, CH;
Konrad Munz, Neukirch an der Thur, CH;
Federice Innerebner, Zürich, CH;
Fritz Feurer, Zuzwil, CH;
Assignee:
Buhler AG, Uzwil, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 4/786 ;
U.S. Cl.
CPC ...
B29C 4/786 ;
Abstract
The invention concerns a device for homogenizing, mixing and/or granulating chemicals which consist of at least one component, particularly additives, by means of an extruder consisting of several housing segments, at least one worm, a nozzle arrangement and at least one cutting device.