BRPI0516682B1 - meio de filtração e processo para filtrar matéria particulada - Google Patents

meio de filtração e processo para filtrar matéria particulada Download PDF

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Publication number
BRPI0516682B1
BRPI0516682B1 BRPI0516682A BRPI0516682A BRPI0516682B1 BR PI0516682 B1 BRPI0516682 B1 BR PI0516682B1 BR PI0516682 A BRPI0516682 A BR PI0516682A BR PI0516682 A BRPI0516682 A BR PI0516682A BR PI0516682 B1 BRPI0516682 B1 BR PI0516682B1
Authority
BR
Brazil
Prior art keywords
nanofiber layer
media according
filtering
filtering media
nanofiber
Prior art date
Application number
BRPI0516682A
Other languages
English (en)
Portuguese (pt)
Inventor
B Lynne Wiseman
David C Jones
Hyun Sung Lim
Joseph Brian Hovanec
Michael Allen Bryner
Original Assignee
Cummins Inc
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 Cummins Inc, Du Pont filed Critical Cummins Inc
Publication of BRPI0516682A publication Critical patent/BRPI0516682A/pt
Publication of BRPI0516682B1 publication Critical patent/BRPI0516682B1/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
    • B01D39/14—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
BRPI0516682A 2004-11-08 2005-11-08 meio de filtração e processo para filtrar matéria particulada BRPI0516682B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/983,513 US7235122B2 (en) 2004-11-08 2004-11-08 Filtration media for filtering particulate material from gas streams
PCT/US2005/041178 WO2006053295A1 (en) 2004-11-08 2005-11-08 Filtration media for filtering particulate material from gas streams

Publications (2)

Publication Number Publication Date
BRPI0516682A BRPI0516682A (pt) 2008-09-16
BRPI0516682B1 true BRPI0516682B1 (pt) 2016-11-08

Family

ID=36168955

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0516682A BRPI0516682B1 (pt) 2004-11-08 2005-11-08 meio de filtração e processo para filtrar matéria particulada

Country Status (7)

Country Link
US (1) US7235122B2 (enExample)
EP (1) EP1819414B1 (enExample)
JP (1) JP5252924B2 (enExample)
KR (1) KR101248677B1 (enExample)
CN (1) CN101052454B (enExample)
BR (1) BRPI0516682B1 (enExample)
WO (1) WO2006053295A1 (enExample)

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CN102317523B (zh) * 2008-12-23 2014-08-06 3M创新有限公司 官能化非织造制品
US8206481B2 (en) * 2009-02-27 2012-06-26 Bha Group, Inc. HEPA (H-10) performance synthetic nonwoven and nanofiber composite filter media
US9750829B2 (en) 2009-03-19 2017-09-05 Emd Millipore Corporation Removal of microorganisms from fluid samples using nanofiber filtration media
US8950587B2 (en) 2009-04-03 2015-02-10 Hollingsworth & Vose Company Filter media suitable for hydraulic applications
CN102803593A (zh) 2009-06-23 2012-11-28 3M创新有限公司 官能化非织造制品
US20110033673A1 (en) * 2009-08-10 2011-02-10 E.I. Du Pont De Nemours And Company Durable nonwoven allergen barrier laminates
US8636833B2 (en) * 2009-09-16 2014-01-28 E I Du Pont De Nemours And Company Air filtration medium with improved dust loading capacity and improved resistance to high humidity environment
US8377672B2 (en) 2010-02-18 2013-02-19 3M Innovative Properties Company Ligand functionalized polymers
WO2011109151A1 (en) 2010-03-03 2011-09-09 3M Innovative Properties Company Ligand guanidinyl functionalized polymers
US8679218B2 (en) 2010-04-27 2014-03-25 Hollingsworth & Vose Company Filter media with a multi-layer structure
CN102958584B (zh) 2010-06-30 2015-10-21 3M创新有限公司 具有吸水过滤器组件的滤板制品
ES2774949T3 (es) 2010-08-10 2020-07-23 Emd Millipore Corp Método para la eliminación de retrovirus
US20120152821A1 (en) 2010-12-17 2012-06-21 Hollingsworth & Vose Company Fine fiber filter media and processes
US10155186B2 (en) 2010-12-17 2018-12-18 Hollingsworth & Vose Company Fine fiber filter media and processes
US8906645B2 (en) 2010-12-29 2014-12-09 3M Innovative Properties Company Microbial detection article having a water-absorbent filter assembly
SG192027A1 (en) 2011-04-01 2013-08-30 Emd Millipore Corp Nanofiber containing composite structures
CN102634930B (zh) * 2012-04-13 2015-09-02 武汉纺织大学 一种含聚合物纳米纤维的滤材及其制备方法
US9694306B2 (en) 2013-05-24 2017-07-04 Hollingsworth & Vose Company Filter media including polymer compositions and blends
US9446978B2 (en) 2014-02-14 2016-09-20 Charles Douglas Spitler System and method for continuous strand fiberglass media processing
JP6568545B2 (ja) 2014-06-26 2019-08-28 イー・エム・デイー・ミリポア・コーポレイシヨン 増強された汚れ保持容量を有するフィルタ構造
EP3901345A1 (en) * 2014-11-21 2021-10-27 DuPont Safety & Construction, Inc. Melt spun filtration media for respiratory devices and face masks
US10343095B2 (en) 2014-12-19 2019-07-09 Hollingsworth & Vose Company Filter media comprising a pre-filter layer
DK3283202T3 (da) 2015-04-17 2025-12-01 Emd Millipore Corp Fremgangsmåde til rensning af et biologisk materiale af interesse i en prøve gennem brug af ultrafiltreringsmembraner af nanofibre i tangentiel strømningsfiltreringstilstand
US12420221B2 (en) 2016-07-01 2025-09-23 Hollingsworth & Vose Company Multi-layered electret-containing filtration media
US10898838B2 (en) 2016-12-15 2021-01-26 Hollingsworth & Vose Company Filter media including adhesives
US10543441B2 (en) 2016-12-15 2020-01-28 Hollingsworth & Vose Company Filter media including adhesives and/or oleophobic properties
TWI630949B (zh) * 2017-01-26 2018-08-01 陳聖傑 濾材
WO2019016605A1 (en) 2017-07-21 2019-01-24 Merck Millipore Ltd MEMBRANES OF NONWOVEN FIBERS

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Also Published As

Publication number Publication date
JP2008518780A (ja) 2008-06-05
KR101248677B1 (ko) 2013-03-28
EP1819414A1 (en) 2007-08-22
US7235122B2 (en) 2007-06-26
EP1819414B1 (en) 2012-05-30
CN101052454B (zh) 2012-01-25
KR20070085557A (ko) 2007-08-27
CN101052454A (zh) 2007-10-10
US20060096260A1 (en) 2006-05-11
JP5252924B2 (ja) 2013-07-31
BRPI0516682A (pt) 2008-09-16
WO2006053295A1 (en) 2006-05-18

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Legal Events

Date Code Title Description
B07A Technical examination (opinion): publication of technical examination (opinion) [chapter 7.1 patent gazette]
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 08/11/2016, OBSERVADAS AS CONDICOES LEGAIS.

B25A Requested transfer of rights approved
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 14A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2539 DE 03-09-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.