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:
Apr. 14, 1987
Filed:
Jul. 01, 1985
Applicant:
Inventor:
Richard P Beaver, Library, PA (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01D / ;
U.S. Cl.
CPC ...
422240 ; 210509 ; 55158 ; 55386 ; 502527 ;
Abstract
A packed tube of generally parallel aligned fibers is described, wherein the fibers are packed therein at densities of 60 to 100 percent of the theoretical packing density based on the fiber diameters used based on the selected fiber pitch pattern and preferably at 70 to 100 percent of the theoretical. Glass fibers which can be porous and/or hollow are preferred.
Beaver, Richard. (1987). Packed fiber glass reaction vessel (U.S. Patent No. 4657742). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4657742
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile