BR8603896A - Estrutura filtrante porosa moldada e repirador para a filtracao de gases e vapores - Google Patents

Estrutura filtrante porosa moldada e repirador para a filtracao de gases e vapores

Info

Publication number
BR8603896A
BR8603896A BR8603896A BR8603896A BR8603896A BR 8603896 A BR8603896 A BR 8603896A BR 8603896 A BR8603896 A BR 8603896A BR 8603896 A BR8603896 A BR 8603896A BR 8603896 A BR8603896 A BR 8603896A
Authority
BR
Brazil
Prior art keywords
breather
gas
filtering structure
porous filtering
molded porous
Prior art date
Application number
BR8603896A
Other languages
English (en)
Inventor
David L Braun
Peter O Rekow
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of BR8603896A publication Critical patent/BR8603896A/pt

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/02—Masks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28042—Shaped bodies; Monolithic structures
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B23/00—Filters for breathing-protection purposes
    • A62B23/02—Filters for breathing-protection purposes for respirators
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B7/00—Respiratory apparatus
    • A62B7/10—Respiratory apparatus with filter elements
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D9/00—Composition of chemical substances for use in breathing apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28002—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their physical properties
    • B01J20/28004—Sorbent size or size distribution, e.g. particle size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28002—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their physical properties
    • B01J20/28011—Other properties, e.g. density, crush strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/2803—Sorbents comprising a binder, e.g. for forming aggregated, agglomerated or granulated products

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • General Health & Medical Sciences (AREA)
  • Emergency Management (AREA)
  • Pulmonology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
BR8603896A 1985-08-28 1986-08-15 Estrutura filtrante porosa moldada e repirador para a filtracao de gases e vapores BR8603896A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77007585A 1985-08-28 1985-08-28

Publications (1)

Publication Number Publication Date
BR8603896A true BR8603896A (pt) 1987-03-24

Family

ID=25087394

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8603896A BR8603896A (pt) 1985-08-28 1986-08-15 Estrutura filtrante porosa moldada e repirador para a filtracao de gases e vapores

Country Status (9)

Country Link
US (1) US5033465A (pt)
EP (1) EP0218348B1 (pt)
JP (1) JPS6253676A (pt)
KR (1) KR930010300B1 (pt)
AU (1) AU584221B2 (pt)
BR (1) BR8603896A (pt)
CA (1) CA1266854A (pt)
DE (1) DE3686858T2 (pt)
HK (1) HK1000412A1 (pt)

Families Citing this family (75)

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DE3719233A1 (de) * 1987-06-09 1988-12-22 Erich Busch Selbsttragender filterkoerper
US4790306A (en) * 1987-09-25 1988-12-13 Minnesota Mining And Manufacturing Company Respiratory mask having a rigid or semi-rigid, insert-molded filtration element and method of making
DE3813562C2 (de) * 1988-04-22 1997-11-27 Hasso Von Bluecher Aktivkohlefilterschicht für Gasmasken
DE3813564C2 (de) * 1988-04-22 1997-11-06 Hasso Von Bluecher Aktivkohlefilterschicht für Gasmasken
US5275154A (en) * 1988-04-22 1994-01-04 Bluecher Hasso Von Activated charcoal filter layer for gas masks
US5167579A (en) * 1991-08-15 1992-12-01 Rotter Martin J Roof vent of synthetic fiber matting
US5332426A (en) * 1992-07-29 1994-07-26 Minnesota Mining And Manufacturing Company Agglomerated activated carbon air filter
US5753343A (en) * 1992-08-04 1998-05-19 Minnesota Mining And Manufacturing Company Corrugated nonwoven webs of polymeric microfiber
US5453118A (en) * 1993-06-02 1995-09-26 Ultra Pure Systems, Inc. Carbon-filled fuel vapor filter system
AU668003B2 (en) * 1993-07-01 1996-04-18 Minnesota Mining And Manufacturing Company Agglomerated activated carbon air filter
US5464010A (en) * 1993-09-15 1995-11-07 Minnesota Mining And Manufacturing Company Convenient "drop-down" respirator harness structure and method of use
US5427092A (en) * 1993-11-30 1995-06-27 Shiao; Chuan-Ju Respirator
US5600396A (en) * 1994-05-09 1997-02-04 Imation Corp. Photothermographic thermal processor filtration system
US5510871A (en) * 1994-05-09 1996-04-23 Minnesota Mining And Manufacturing Company Filter for a photothermographic developer
US5469238A (en) * 1994-10-13 1995-11-21 Minnesota Mining And Manufacturing Company Filter for a photothermographic developer
DE4442713C2 (de) * 1994-12-01 1999-12-23 Freudenberg Carl Fa Adsorptions-Luftfilter und Verfahren zu dessen Herstellung
US6277178B1 (en) 1995-01-20 2001-08-21 3M Innovative Properties Company Respirator and filter cartridge
US6216693B1 (en) 1995-01-20 2001-04-17 3M Innovative Properties Company Respirator having a compressible press fir filter element
US5696199A (en) * 1995-12-07 1997-12-09 Minnesota Mining And Manufacturing Company Pressure-sensitive adhesive polyacrylate polymer and method of making
US5967142A (en) * 1997-02-24 1999-10-19 Minnesota Mining And Manufacturing Company Method for connecting two components, especially in the assembly of diaphragm valves
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US6168651B1 (en) 1998-10-08 2001-01-02 Donaldson Company, Inc. Filter assembly with shaped adsorbent article; and devices and methods of use
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US20050092176A1 (en) * 2001-06-08 2005-05-05 Lefei Ding Adsorptive filter element and methods
USD473937S1 (en) 2001-10-16 2003-04-29 Cabot Safety Intermediate Corp. Respirator
US6793866B2 (en) * 2001-10-23 2004-09-21 Equistar Chemicals, Lp Process for producing bonded activated carbon structures and articles
US20040025879A1 (en) * 2001-11-09 2004-02-12 Wang Roger C.Y. Method and apparatus for filtering and adsorbing biological and chemical agents
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CA2737266C (en) * 2002-04-25 2013-09-03 Avon Protection Systems, Inc. Respirator filter canisters and method of filling same
US6997977B2 (en) * 2002-07-31 2006-02-14 Donaldson Company, Inc. Adsorptive duct for contaminant removal, and methods
US20040069146A1 (en) * 2002-07-31 2004-04-15 Carter Steven Alan Adsorptive duct for contaminant removal, and methods
US6874499B2 (en) * 2002-09-23 2005-04-05 3M Innovative Properties Company Filter element that has a thermo-formed housing around filter material
US6976477B2 (en) * 2002-10-29 2005-12-20 Visteon Global Technologies, Inc. System and method for capturing hydrocarbon emissions diffusing from an air induction system
US7303683B2 (en) * 2003-04-04 2007-12-04 The Clorox Company Microorganism-removing filter medium having high isoelectric material and low melt index binder
US6989101B2 (en) 2003-04-04 2006-01-24 The Clorox Company Microorganism-removing filter medium having high isoelectric material and low melt index binder
US7425521B2 (en) * 2003-06-20 2008-09-16 Honeywell International Inc. Structured adsorbent media for purifying contaminated air
US7118608B2 (en) * 2004-04-12 2006-10-10 Lovell William S Self-powered, wearable personal air purifier
US20060086207A1 (en) * 2004-10-25 2006-04-27 David Swenson Method for manufacturing counterweights
US7320722B2 (en) * 2004-10-29 2008-01-22 3M Innovative Properties Company Respiratory protection device that has rapid threaded clean air source attachment
US20060096911A1 (en) * 2004-11-08 2006-05-11 Brey Larry A Particle-containing fibrous web
US7419526B2 (en) 2005-03-03 2008-09-02 3M Innovative Properties Company Conformal filter cartridges and methods
US7673757B2 (en) 2006-02-17 2010-03-09 Millipore Corporation Adsorbent filter media for removal of biological contaminants in process liquids
US20080034685A1 (en) * 2006-04-12 2008-02-14 Ogletree Ronald K Roof Ventilation Device
US20080251055A1 (en) * 2007-04-16 2008-10-16 Briggs & Stratton Corporation Evaporative emissions control system
US20080251053A1 (en) * 2007-04-16 2008-10-16 Shears Peter D Evaporative emissions control system
WO2009145992A1 (en) 2008-04-04 2009-12-03 3M Innovative Properties Company Air filtration device
DE102008058249A1 (de) * 2008-11-14 2010-05-20 BLüCHER GMBH Adsorptive Strukturen und ihre Verwendung
CA2747632A1 (en) 2008-12-18 2010-07-15 3M Innovative Properties Company Filter element utilizing shaped particle-containing nonwoven web
US8617295B2 (en) * 2009-09-30 2013-12-31 3M Innovative Properties Company Active-particulate air filter having monolith primary filter and polishing filter
CA2786867C (en) 2010-01-18 2022-01-04 3M Innovative Properties Company Air filter with sorbent particles
US8460423B2 (en) 2010-05-20 2013-06-11 3M Innovative Properties Company Filter cartridge having central plenum and housing sidewall
US8984753B2 (en) 2010-05-20 2015-03-24 3M Innovative Properties Company Method of making filter cartridge having roll-based housing sidewall
US20120199002A1 (en) * 2011-02-03 2012-08-09 Home Health Medical Equipment Inc., d/b/a AG Industries Filter with odor suppression layer
US9700743B2 (en) 2012-07-31 2017-07-11 3M Innovative Properties Company Respiratory assembly including latching mechanism
JP6579751B2 (ja) 2011-08-01 2019-09-25 スリーエム イノベイティブ プロパティズ カンパニー ラッチ機構を備える呼吸器アセンブリ
US8574331B2 (en) * 2011-10-26 2013-11-05 Elwha Llc Air-treatment mask systems, and related methods and air-treatment masks
US9393448B2 (en) 2011-11-17 2016-07-19 3M Innovative Properties Company Side plug-in filter cartridge
WO2013165983A1 (en) * 2012-05-04 2013-11-07 Ticona Llc Processes and sorbents for separation of gases by cyclic adsorption
US9510626B2 (en) 2013-02-01 2016-12-06 3M Innovative Properties Company Sleeve-fit respirator cartridge
DE102015012410B4 (de) 2015-09-24 2021-10-07 Dräger Safety AG & Co. KGaA Verfahren zur Herstellung eines Atemschutzfilter aus starrem Aktivkohlematerial und Atemschutzfilter aus starrem Aktivkohlematerial
EP3429743B1 (en) 2016-03-14 2021-01-06 3M Innovative Properties Company Composite granules including polymeric sorbent for aldehydes
JP7010452B2 (ja) 2016-03-14 2022-02-10 スリーエム イノベイティブ プロパティズ カンパニー 反応性ガス用のポリマー収着剤を含むエアフィルタ
US10960341B2 (en) 2016-03-14 2021-03-30 3M Innovative Properties Company Air filters comprising polymeric sorbents for aldehydes
KR20190077528A (ko) 2016-11-14 2019-07-03 쓰리엠 이노베이티브 프로퍼티즈 캄파니 금속-함유 중합체 수착제를 포함하는 공기 필터
CN110494214B (zh) 2016-12-16 2022-07-22 福罗德莱(张家港)包装制品有限公司 固体形式吸附剂
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US11465127B2 (en) 2019-07-12 2022-10-11 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Adsorption based gas separation method
US20220347403A1 (en) * 2021-05-02 2022-11-03 Groman Inc. Exhalation Filtration Device with Aerosol Separator, Collection Reservoir, and Non-Rebreather Option

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Also Published As

Publication number Publication date
HK1000412A1 (en) 1998-03-20
CA1266854A (en) 1990-03-20
DE3686858T2 (de) 1993-04-15
KR930010300B1 (ko) 1993-10-16
US5033465A (en) 1991-07-23
DE3686858D1 (de) 1992-11-05
AU5977086A (en) 1987-03-05
JPS6253676A (ja) 1987-03-09
EP0218348A1 (en) 1987-04-15
EP0218348B1 (en) 1992-09-30
KR870001843A (ko) 1987-03-28
AU584221B2 (en) 1989-05-18

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Legal Events

Date Code Title Description
FF Decision: intention to grant
HO Change of classification

Free format text: CLASSIFICACAO INT. CL. 5 B01J 20/28, A62D 9/00

FG Letter patent granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 15/08/2001