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. 03, 2026
Filed:
Feb. 17, 2023
Edwards Technologies Vacuum Engineering (Qingdao) Company Limited, Shandong, CN;
Andries Daniel Jozef De Bock, Cologne, DE;
Bart Van Audenrode, Michigan City, MI (US);
Xin Dai, Shandong, CN;
Xibo Liu, Shandong, CN;
Kun Zhou, Shandong, CN;
Abstract
A system comprising: a liquid ring pump; a separator coupled to an exhaust outlet of the liquid ring pump; a valve module, the valve module being coupled to the separator via a first drainage line and coupled to the liquid ring pump via a second drainage line, the valve module comprising a first valve arranged along the first drainage line and a second valve arranged along the second drainage line; and a controller configured to control the valves.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile