CA2577148C - Adsorbent breather filter - Google Patents

Adsorbent breather filter Download PDF

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Publication number
CA2577148C
CA2577148C CA2577148A CA2577148A CA2577148C CA 2577148 C CA2577148 C CA 2577148C CA 2577148 A CA2577148 A CA 2577148A CA 2577148 A CA2577148 A CA 2577148A CA 2577148 C CA2577148 C CA 2577148C
Authority
CA
Canada
Prior art keywords
adsorbent
layer
media
filter
breather assembly
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
CA2577148A
Other languages
English (en)
French (fr)
Other versions
CA2577148A1 (en
Inventor
Darlene K. Gorton
Earl R. Ball Jr.
Edwin George Dauber
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Z Kuroda (thailand) Co Ltd
Original Assignee
Gore Enterprise Holdings Inc
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 Gore Enterprise Holdings Inc filed Critical Gore Enterprise Holdings Inc
Publication of CA2577148A1 publication Critical patent/CA2577148A1/en
Application granted granted Critical
Publication of CA2577148C publication Critical patent/CA2577148C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
    • B01D46/0032—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions using electrostatic forces to remove particles, e.g. electret filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/0407—Constructional details of adsorbing systems
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/12—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/30—Alkali metal compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/40—Alkaline earth metal or magnesium compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/60—Inorganic bases or salts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/102—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/104—Alumina
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/106—Silica or silicates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/25—Coated, impregnated or composite adsorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/20—Halogens or halogen compounds
    • B01D2257/202—Single element halogens
    • B01D2257/2025—Chlorine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/30—Sulfur compounds
    • B01D2257/302—Sulfur oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/708—Volatile organic compounds V.O.C.'s
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/80—Water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/414—Further details for adsorption processes and devices using different types of adsorbents
    • B01D2259/4141—Further details for adsorption processes and devices using different types of adsorbents within a single bed
    • B01D2259/4145—Further details for adsorption processes and devices using different types of adsorbents within a single bed arranged in series
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
    • B01D2279/45—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for electronic devices, e.g. computers, hard-discs, mobile phones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • B01D53/261—Drying gases or vapours by adsorption

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Filtering Materials (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Gas Separation By Absorption (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
CA2577148A 2004-08-13 2005-08-12 Adsorbent breather filter Expired - Lifetime CA2577148C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/918,254 US7306659B2 (en) 2004-08-13 2004-08-13 Adsorbent breather filter
US10/918,254 2004-08-13
PCT/US2005/028858 WO2006020932A2 (en) 2004-08-13 2005-08-12 Adsorbent breather filter

Publications (2)

Publication Number Publication Date
CA2577148A1 CA2577148A1 (en) 2006-02-23
CA2577148C true CA2577148C (en) 2010-05-11

Family

ID=35798762

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2577148A Expired - Lifetime CA2577148C (en) 2004-08-13 2005-08-12 Adsorbent breather filter

Country Status (5)

Country Link
US (1) US7306659B2 (enExample)
EP (1) EP1796817A4 (enExample)
JP (1) JP2008509809A (enExample)
CA (1) CA2577148C (enExample)
WO (1) WO2006020932A2 (enExample)

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US20060272507A1 (en) * 2005-04-04 2006-12-07 Johnson Christopher M Adsorbent Carbon Breather with Scrim for Improved Flow
US7388731B1 (en) * 2005-11-09 2008-06-17 Western Digital Technologies, Inc. Hard disk drive recirculation air filter
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US20090090245A1 (en) * 2007-10-04 2009-04-09 Donaldson Company, Inc. Filter assembly
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JP2010207663A (ja) * 2009-03-06 2010-09-24 Japan Gore Tex Inc 通気フィルター及びこれを用いた電気装置
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US8377182B2 (en) * 2010-05-14 2013-02-19 Brady Worldwide, Inc. Gas anti diffusion assemblies
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US9341792B2 (en) 2010-06-29 2016-05-17 Cisco Technology, Inc. Vent structures for encapsulated components on an SOI-based photonics platform
DE102010044333B3 (de) * 2010-09-03 2011-12-29 Carl Freudenberg Kg Verschlusselement mit Druckausgleichselement
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JP6574427B2 (ja) 2014-02-13 2019-09-11 ドナルドソン カンパニー，インコーポレイティド 筐体用の再循環フィルター
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Also Published As

Publication number Publication date
WO2006020932A2 (en) 2006-02-23
EP1796817A4 (en) 2009-10-28
US20060032371A1 (en) 2006-02-16
CA2577148A1 (en) 2006-02-23
WO2006020932A3 (en) 2006-10-05
JP2008509809A (ja) 2008-04-03
US7306659B2 (en) 2007-12-11
EP1796817A2 (en) 2007-06-20

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