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:
Nov. 25, 2025
Filed:
Jan. 11, 2023
China University of Petroleum-beijing, Beijing, CN;
Cheng Chang, Beijing, CN;
Zhongli Ji, Beijing, CN;
Xiaolin Wu, Beijing, CN;
Zhen Liu, Beijing, CN;
Feng Chen, Beijing, CN;
China University of Petroleum-Beijing, Beijing, CN;
Abstract
A coalescing filter element, including an inner coalescing component configured to captured a large amount of liquid in gas, and an outer coalescing component configured to coalesce and filter a small amount of liquid remaining in the gas. The inner coalescing component and the outer coalescing component are cylindrical structures disposed in a vertical direction and opened at two ends. The outer coalescing component is sleeved on an outer side of the inner coalescing component, and an annular drainage space is formed between the inner coalescing component and the outer coalescing component. A top end cap is provided on top ends of the inner coalescing component and the outer coalescing component. A bottom end cap is provided on bottom ends of the inner coalescing component and the outer coalescing component. The bottom end cap is provided with a gas inlet communicated with an interior of the inner coalescing component.