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:
Feb. 24, 1981
Filed:
May. 31, 1979
Applicant:
Inventors:
Richard W Chaunce, West Chester, PA (US);
Thomas J McGinley, Wilmington, DE (US);
Assignee:
Suntech, Inc., Philadelphia, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
62532 ; 62533 ; 62 80 ; 62123 ; 208 37 ;
Abstract
In crystallization units such as wax crystallization units where a scraped surface double pipe heat exchanger type chiller is used, the improvement of replacing the scraped surface chiller tube with a porous tube to provide positive flow of coolant through the tube wall to prevent crystal deposition on the process side of the tube, whereby crystal degradation is eliminated and increased filter rate is obtained.
Chaunce, Richard. (1981). Crystallization via porous tube heat transfer (U.S. Patent No. 4252549). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4252549
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile