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:
Mar. 28, 1989
Filed:
Apr. 18, 1988
Applicant:
Inventors:
Assignee:
Nihon Shinku Gijutsu Kabushiki Kaisha, Chigasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55209 ; 55269 ; 204164 ;
Abstract
A particle collector trap for a vacuum evacuating system wherein there is provided a vessel formed of a double-wall cylinder and having an inlet conduit connected to a vacuum processing chamber and an outlet conduit connected to at least one vacuum pump, a passage for flowing gas is defined between the double walls of the vessel, and one of the double walls is heated and other wall is cooled so as to maintain a predetermined temperature difference therebetween.
Maeba, Yoshiyasu. (1989). Fine particle collector trap for vacuum evacuating system (U.S. Patent No. 4816046). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4816046
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile