BR112012005978A2 - "método de filtragem de partícula de ar" - Google Patents

"método de filtragem de partícula de ar"

Info

Publication number
BR112012005978A2
BR112012005978A2 BR112012005978A BR112012005978A BR112012005978A2 BR 112012005978 A2 BR112012005978 A2 BR 112012005978A2 BR 112012005978 A BR112012005978 A BR 112012005978A BR 112012005978 A BR112012005978 A BR 112012005978A BR 112012005978 A2 BR112012005978 A2 BR 112012005978A2
Authority
BR
Brazil
Prior art keywords
filtration method
particle filtration
air particle
air
particle
Prior art date
Application number
BR112012005978A
Other languages
English (en)
Inventor
Chi Cheng-Hang
Charles Jones David
Sung Lim Hyun
Zhang Lu
Original Assignee
Du Pont
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Du Pont filed Critical Du Pont
Publication of BR112012005978A2 publication Critical patent/BR112012005978A2/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • B01D39/083—Filter cloth, i.e. woven, knitted or interlaced material of organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/025—Types of fibres, filaments or particles, self-supporting or supported materials comprising nanofibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
BR112012005978A 2009-09-16 2010-09-10 "método de filtragem de partícula de ar" BR112012005978A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24287909P 2009-09-16 2009-09-16
PCT/US2010/048362 WO2011034782A1 (en) 2009-09-16 2010-09-10 Air filtration medium with improved dust loading capacity and improved resistance to high humidity environment

Publications (1)

Publication Number Publication Date
BR112012005978A2 true BR112012005978A2 (pt) 2017-06-06

Family

ID=43221682

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012005978A BR112012005978A2 (pt) 2009-09-16 2010-09-10 "método de filtragem de partícula de ar"

Country Status (8)

Country Link
US (1) US8636833B2 (pt)
EP (1) EP2477712B1 (pt)
JP (1) JP5727488B2 (pt)
KR (1) KR101752019B1 (pt)
CN (1) CN102630182B (pt)
BR (1) BR112012005978A2 (pt)
IN (1) IN2012DN02303A (pt)
WO (1) WO2011034782A1 (pt)

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JP2013071106A (ja) * 2011-09-29 2013-04-22 Toray Ind Inc 分離膜支持体ならびにそれを用いた分離膜および流体分離素子
US9050546B2 (en) 2012-01-05 2015-06-09 Tdc Filter Manufacturing, Inc. Waterproof and salt repellant media and filter
KR101422918B1 (ko) * 2012-09-05 2014-07-23 삼성전기주식회사 초소수성 멤브레인 및 이의 제조방법
US9149749B2 (en) 2012-11-13 2015-10-06 Hollingsworth & Vose Company Pre-coalescing multi-layered filter media
US9149748B2 (en) 2012-11-13 2015-10-06 Hollingsworth & Vose Company Multi-layered filter media
US11090590B2 (en) 2012-11-13 2021-08-17 Hollingsworth & Vose Company Pre-coalescing multi-layered filter media
US20140190137A1 (en) * 2013-01-10 2014-07-10 Tdc Filter Manufacturing, Inc. Media and Filter for Coastal and High Humidity Areas
DE102013007118A1 (de) * 2013-04-25 2014-10-30 Mann + Hummel Gmbh Mehrlagiges Filterelement
US10195542B2 (en) 2014-05-15 2019-02-05 Hollingsworth & Vose Company Surface modified filter media
US10399024B2 (en) 2014-05-15 2019-09-03 Hollingsworth & Vose Company Surface modified filter media
DE112015002324T5 (de) * 2014-06-11 2017-03-23 Fibervisions, L.P. Mischfaserfllter
US20160361674A1 (en) * 2014-12-15 2016-12-15 Hollingsworth & Vose Company Filter media including fine staple fibers
JP7005124B2 (ja) * 2015-04-17 2022-01-21 プロダクツ・アンリミテッド・インコーポレイテッド 濾過媒体の繊維構造体およびその製造方法
US10828587B2 (en) 2015-04-17 2020-11-10 Hollingsworth & Vose Company Stable filter media including nanofibers
US10561972B2 (en) 2015-09-18 2020-02-18 Hollingsworth & Vose Company Filter media including a waved filtration layer
US10449474B2 (en) 2015-09-18 2019-10-22 Hollingsworth & Vose Company Filter media including a waved filtration layer
US10625196B2 (en) 2016-05-31 2020-04-21 Hollingsworth & Vose Company Coalescing filter media
JP6673230B2 (ja) * 2017-01-12 2020-03-25 ダイキン工業株式会社 エアフィルタ濾材
WO2018175556A1 (en) * 2017-03-22 2018-09-27 Hollingsworth & Vose Company Filter media including a waved filteration layer
US10821384B2 (en) * 2017-08-28 2020-11-03 Ronie Reuben Down feather filter medium
US11433332B2 (en) 2018-11-05 2022-09-06 Hollingsworth & Vose Company Filter media with irregular structure
US11420143B2 (en) 2018-11-05 2022-08-23 Hollingsworth & Vose Company Filter media with irregular structure and/or reversibly stretchable layers
CN110026016A (zh) * 2019-05-16 2019-07-19 欣塑(浙江)环境科技有限公司 从充满盐雾并包含颗粒的空气中过滤颗粒及NaCl的方法
TW202115292A (zh) * 2019-08-13 2021-04-16 美商3M新設資產公司 高性能紡絲黏合空氣過濾網
KR102275947B1 (ko) * 2019-10-22 2021-07-12 한국산업기술시험원 상온 및 고습 환경 조건에서 미세먼지 간이 측정기기의 성능 평가 방법
US11596889B2 (en) * 2019-10-23 2023-03-07 Pall Corporation Air filter and method of use
CN112473276B (zh) * 2020-12-18 2023-07-28 山西汾西矿业（集团）有限责任公司 一种基于轻质颗粒床的多级过滤矿用防尘帘

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Also Published As

Publication number Publication date
WO2011034782A1 (en) 2011-03-24
CN102630182B (zh) 2015-05-06
KR101752019B1 (ko) 2017-06-28
IN2012DN02303A (pt) 2015-08-21
EP2477712A1 (en) 2012-07-25
JP2013505122A (ja) 2013-02-14
EP2477712B1 (en) 2019-09-04
US8636833B2 (en) 2014-01-28
CN102630182A (zh) 2012-08-08
JP5727488B2 (ja) 2015-06-03
KR20120081138A (ko) 2012-07-18
US20110214570A1 (en) 2011-09-08

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B08F Application fees: application dismissed [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2478 DE 03-07-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.