Invention Grant
- Patent Title: Filter media and elements
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Application No.: US16516891Application Date: 2019-07-19
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Publication No.: US11253802B2Publication Date: 2022-02-22
- Inventor: Qiong Gao , Gregory S. Tronnes , Rakesh Kumar Yadav , Michael A. Madden
- Applicant: Donaldson Company, Inc.
- Applicant Address: US MN Minneapolis
- Assignee: Donaldson Company, Inc.
- Current Assignee: Donaldson Company, Inc.
- Current Assignee Address: US MN Minneapolis
- Agency: Mueting Raasch Group
- Main IPC: B01D39/20
- IPC: B01D39/20 ; B01D39/16 ; B01D46/52
Abstract:
Fibrous filter medium that includes a melt-blown filter layer comprising melt-blown fibers and a high-efficiency glass-containing filter layer comprising glass fibers.
Public/Granted literature
- US20190336897A1 FILTER MEDIA AND ELEMENTS Public/Granted day:2019-11-07
Information query
