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:
Jun. 15, 1982
Filed:
Dec. 17, 1979
Yukinori Suzaka, Ooita, JP;
Showa Denko Kabushiki Kaisha, Tokyo, JP;
Abstract
A mixing device is presented which is suitable for use in the uniform mixing of polymer substances or the uniform mixing of polymer substances with, for example, fillers. This mixing device is composed of one mixing nozzle or two or more mixing nozzles mounted in parallel, which mixing nozzle comprises an orifice portion and an upstream compression zone and/or a downstream diffusion zone. A ratio of the maximum opening cross-sectional area of the compression zone or the diffusion zone to the minimum opening cross-section area of the orifice portion is 10:1 or more.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile