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公开(公告)号：US09474994B2
公开(公告)日：2016-10-25
申请号：US14306926
申请日：2014-06-17
Applicant: DONALDSON COMPANY, INC.
Inventor： Qiong Gao , Gregory S. Tronnes , Rakesh Kumar Yadav , Michael A. Madden
CPC classification number: B01D39/163 , B01D39/2017 , B01D39/2024 , B01D2239/0428 , B01D2239/0435 , B01D2239/0622 , B01D2239/0668 , B03C3/28
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.
Abstract translation: 纤维过滤介质，其包括熔喷过滤层，包括熔喷纤维和含有玻璃纤维的高效含玻璃过滤层。
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公开(公告)号：US20240424435A1
公开(公告)日：2024-12-26
申请号：US18669516
申请日：2024-05-20
Applicant: Donaldson Company, Inc.
Inventor： Qiong Gao , Gregory S. Tronnes , Rakesh Kumar Yadav , Michael A. Madden
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.
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Patent Agency Ranking
公开(公告)号：US11253802B2
公开(公告)日：2022-02-22
申请号：US16516891
申请日：2019-07-19
Applicant: Donaldson Company, Inc.
Inventor： Qiong Gao , Gregory S. Tronnes , Rakesh Kumar Yadav , Michael A. Madden
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.
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公开(公告)号：US10357730B2
公开(公告)日：2019-07-23
申请号：US14776447
申请日：2014-03-05
Applicant: DONALDSON COMPANY, INC.
Inventor： Qiong Gao , Gregory S. Tronnes , Rakesh Kumar Yadav , Michael A. Madden
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.
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公开(公告)号：US20220212132A1
公开(公告)日：2022-07-07
申请号：US17576455
申请日：2022-01-14
Applicant: Donaldson Company, Inc.
Inventor： Qiong Gao , Gregory S. Tronnes , Rakesh Kumar Yadav , Michael A. Madden
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.
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公开(公告)号：US12023613B2
公开(公告)日：2024-07-02
申请号：US17576455
申请日：2022-01-14
Applicant: Donaldson Company, Inc.
Inventor： Qiong Gao , Gregory S. Tronnes , Rakesh Kumar Yadav , Michael A. Madden
CPC classification number: B01D39/2017 , B01D39/1623 , B01D39/2024 , B01D46/521 , B01D2239/0428 , B01D2239/0435 , B01D2239/0622 , B01D2239/065 , B01D2239/0654 , B01D2239/0681 , B01D2239/086 , B01D2239/1233
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.
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公开(公告)号：US20190336897A1
公开(公告)日：2019-11-07
申请号：US16516891
申请日：2019-07-19
Applicant: Donaldson Company, Inc.
Inventor： Qiong Gao , Gregory S. Tronnes , Rakesh Kumar Yadav , Michael A. Madden
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.
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