DE69210414D1 - Filtersack für heisse gase - Google Patents

Filtersack für heisse gase

Info

Publication number
DE69210414D1
DE69210414D1 DE69210414T DE69210414T DE69210414D1 DE 69210414 D1 DE69210414 D1 DE 69210414D1 DE 69210414 T DE69210414 T DE 69210414T DE 69210414 T DE69210414 T DE 69210414T DE 69210414 D1 DE69210414 D1 DE 69210414D1
Authority
DE
Germany
Prior art keywords
filter bag
hot gases
gases
hot
bag
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
DE69210414T
Other languages
English (en)
Other versions
DE69210414T2 (de
Inventor
Herman Forsten
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE69210414D1 publication Critical patent/DE69210414D1/de
Publication of DE69210414T2 publication Critical patent/DE69210414T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/06—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer mechanically connected, e.g. by needling to another layer, e.g. of fibres, of paper
    • 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
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B32B27/286—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polysulphones; polysulfides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4326—Condensation or reaction polymers
    • D04H1/4334—Polyamides
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • D04H1/498—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres entanglement of layered webs
    • 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
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0457—Specific fire retardant or heat resistant properties
    • 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
    • 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
    • B01D2239/0659—The layers being joined by needling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B2038/0052—Other operations not otherwise provided for
    • B32B2038/008—Sewing, stitching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31725—Of polyamide
    • Y10T428/31728—Next to second layer of polyamide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/50—FELT FABRIC
    • Y10T442/56—From synthetic organic fiber
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/682—Needled nonwoven fabric

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
DE69210414T 1991-11-07 1992-11-09 Filtersack für heisse gase Expired - Lifetime DE69210414T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/787,999 US5171339A (en) 1991-11-07 1991-11-07 Filter bag for hot gases
PCT/US1992/009338 WO1993008896A1 (en) 1991-11-07 1992-11-09 Filter bag for hot gases

Publications (2)

Publication Number Publication Date
DE69210414D1 true DE69210414D1 (de) 1996-06-05
DE69210414T2 DE69210414T2 (de) 1996-10-31

Family

ID=25143136

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69210414T Expired - Lifetime DE69210414T2 (de) 1991-11-07 1992-11-09 Filtersack für heisse gase

Country Status (8)

Country Link
US (1) US5171339A (de)
EP (1) EP0612265B1 (de)
JP (1) JP3315118B2 (de)
KR (1) KR100249439B1 (de)
CN (1) CN1030751C (de)
CA (1) CA2123084C (de)
DE (1) DE69210414T2 (de)
WO (1) WO1993008896A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994004739A1 (en) * 1992-08-17 1994-03-03 E.I. Du Pont De Nemours And Company Fire-resistant material comprising a fiberfill batt
DE4314734A1 (de) * 1993-05-04 1994-11-10 Hoechst Ag Filtermaterial und Verfahren zur Entfernung von Ozon aus Gasen und Flüssigkeiten
EP0859658B1 (de) * 1993-09-23 2002-07-03 Scott A. Gubler Flexible kompaktfilteranordnung für wirbelbettgranulatoren, beschichtungsvorrichtungen oder trockner
US5429864A (en) * 1993-10-06 1995-07-04 E. I. Du Pont De Nemours And Company High efficiency filter fabric for hot gas filtration
AU2670697A (en) * 1996-04-08 1997-10-29 Shell Oil Company Foam filter material and process to prepare foam filter material
GB2319988A (en) * 1996-12-04 1998-06-10 Tba Industrial Products Ltd Industrial Fabrics
KR20010018238A (ko) * 1999-08-18 2001-03-05 이구택 외면여과를 이용하는 역기류 탈진식 여과집진 방법
US6355171B1 (en) 1999-11-09 2002-03-12 Oberlin Filter Company Filter sock for liquid filtration apparatus
DE10014678C2 (de) * 2000-03-17 2002-02-07 Siemens Ag Filterbeutel
ES2271224T3 (es) * 2001-01-17 2007-04-16 Polymer Group Inc. Medios de filtracion enmarañados por via hidraulica y procedimiento.
JP3859058B2 (ja) * 2001-10-12 2006-12-20 東洋紡績株式会社 バグフィルター
US6733574B2 (en) * 2002-04-11 2004-05-11 Deseret Laboratories, Inc. Filter apparatus
US7344035B1 (en) 2004-06-12 2008-03-18 Siny Corp. High heat filter fabric and method
US7043943B2 (en) * 2004-06-12 2006-05-16 Monterey Mills High heat filter fabric and method
US20070173159A1 (en) * 2006-01-24 2007-07-26 Kishio Miwa Blend of polytetrafluoroethylene, glass and polyphenylene sulfide fibers and filter felt made from same
US8343250B2 (en) 2007-05-02 2013-01-01 E I Du Pont De Nemours And Company Bag house filters and media
KR100790334B1 (ko) * 2007-06-22 2008-01-03 주식회사 신성플랜트 집진기용 필터백
CN101396629B (zh) * 2007-09-27 2011-11-30 贵阳铝镁设计研究院有限公司 一种布袋除尘器及其制作方法
JP5161972B2 (ja) * 2007-11-09 2013-03-13 カミンズ フィルトレイション アイピー インコーポレイテッド 熱安定化されたバグハウスフィルターおよび媒体
US20110011044A1 (en) * 2009-07-20 2011-01-20 E.I. Du Pont De Nemours And Company Bag filter comprising filter felt of meta-aramid and para-aramid staple fiber
KR101058173B1 (ko) 2010-04-05 2011-08-22 (주)크린앤사이언스 해도/분할형 폴리페닐렌설파이드 극세섬유 부직포 백 필터 여재 및 그 제조 방법
KR101082983B1 (ko) * 2010-04-05 2011-11-11 (주)크린앤사이언스 분할형 폴리페닐렌설파이드 섬유 부직포 백 필터 여재 및 그 제조 방법
US20120318136A1 (en) * 2011-06-15 2012-12-20 E. I. Du Pont De Nemours And Company Hot gas filtration media and filters
KR101176471B1 (ko) * 2012-02-01 2012-08-30 (주)정방환경엔지니어링 실내 공기의 순환으로 열을 재활용하는 집진기
KR101596077B1 (ko) * 2012-04-06 2016-02-19 코오롱인더스트리 주식회사 고온 가스 여과용 복합시트 및 그것을 포함한 필터
KR101416563B1 (ko) * 2012-11-21 2014-07-10 김은희 공기정화장치
EP2913091B1 (de) * 2014-02-26 2018-07-18 General Electric Technology GmbH Reinigungsverfahren für ein Gewebefiltersystem
CN104874241B (zh) * 2015-04-27 2016-08-17 华北电力大学 一种基于TiO2/MWNTs复合物纳米纤维毡的气体净化装置及净化方法
BR112021020488A2 (pt) 2019-05-01 2022-02-15 Ascend Performance Mat Operations Llc Meio filtrante compreendendo camada de nanofibra de poliamida

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL189176B (nl) * 1956-07-13 1900-01-01 Hisamitsu Pharmaceutical Co Pleister op basis van een synthetische rubber.
US3231092A (en) * 1962-12-06 1966-01-25 Joshua H Goldman Filter and method of making the same
US3871850A (en) * 1973-03-20 1975-03-18 Ethyl Corp Filter element
US3920428A (en) * 1974-03-25 1975-11-18 Ethyl Corp Filter element
JPS5110470A (ja) * 1974-07-16 1976-01-27 Teijin Ltd Kitaiyorokafu
DE2632875C2 (de) * 1976-04-29 1982-01-14 E.I. du Pont de Nemours and Co., 19898 Wilmington, Del. Verfahren zur Herstellung eines genadelten Vliesstoffes aus kristallisierten Poly-(m-phenylenisophthalamid)-Fasern und daraus hergestellte genadelte, dimensionsstabile Vliesstoffe
US4197100A (en) * 1976-06-14 1980-04-08 Hausheer Hans P Filtering member for filters
US4255817A (en) * 1979-01-29 1981-03-17 Heim John N Heat insulative material articles comprising aramid fibers
JPS55127121A (en) * 1979-03-23 1980-10-01 Mitsui Petrochem Ind Ltd Preparing method of filter material having density gradient
US4361619A (en) * 1981-05-20 1982-11-30 E. I. Du Pont De Nemours And Company Filter of poly(tetrafluoroethylene) and glass fibers
US4531957A (en) * 1984-01-13 1985-07-30 Abdul Malik Filtering material and filtration apparatus employing the filtering material
US4522876A (en) * 1984-07-05 1985-06-11 Lydall, Inc. Integral textile composite fabric
US4536439A (en) * 1985-01-07 1985-08-20 E. I. Du Pont De Nemours And Company Light weight filter felt
US4750443A (en) * 1985-04-30 1988-06-14 E. I. Du Pont De Nemours And Company Fire-blocking textile fabric
US4698414A (en) * 1986-09-16 1987-10-06 E. I. Du Pont De Nemours And Company Copoly(p-phenylene terephthalamide/2,6-naphthalamide)aramid yarn
US4743495A (en) * 1987-02-17 1988-05-10 Amatex Corporation Seat cushion fire blocking fabric
JPH0798130B2 (ja) * 1987-03-23 1995-10-25 株式会社忍足研究所 エアフイルタ−濾過材
US4780359A (en) * 1987-04-03 1988-10-25 Gates Formed-Fibre Products, Inc. Fire retardent structural textile panel
US4726987A (en) * 1987-04-03 1988-02-23 Gates Formed-Fibre Products, Inc. Fire retardant structural textile panel
US4861353A (en) * 1987-12-07 1989-08-29 E. I. Du Pont De Nemours And Company Filter element and assembly
JPH01274813A (ja) * 1988-04-25 1989-11-02 Teijin Ltd 濾過材
JPH06104172B2 (ja) * 1988-09-06 1994-12-21 帝人株式会社 ▲ろ▼過布
US4840838A (en) * 1988-09-08 1989-06-20 E. I. Du Pont De Nemours And Company High temperature filter felt
US4917714A (en) * 1988-12-08 1990-04-17 James River Corporation Filter element comprising glass fibers
JP2547251B2 (ja) * 1989-04-20 1996-10-23 日鉄鉱業株式会社 集塵機に用いるフイルタエレメントの製造方法

Also Published As

Publication number Publication date
EP0612265A1 (de) 1994-08-31
CA2123084A1 (en) 1993-05-13
DE69210414T2 (de) 1996-10-31
KR100249439B1 (ko) 2000-07-01
JPH07501977A (ja) 1995-03-02
WO1993008896A1 (en) 1993-05-13
CA2123084C (en) 2002-07-23
CN1072102A (zh) 1993-05-19
EP0612265B1 (de) 1996-05-01
JP3315118B2 (ja) 2002-08-19
CN1030751C (zh) 1996-01-24
US5171339A (en) 1992-12-15

Similar Documents

Publication Publication Date Title
DE69210414T2 (de) Filtersack für heisse gase
DE69508121D1 (de) Selbsttragende filtereinheit für heisse gase
DE69330182D1 (de) Heissgasfilter
NO930577L (no) Skyvkraft-dirigerende avgassdyse
DE69124207T2 (de) Gassensor
DK205191D0 (da) Roeggasfilter
DE69625902D1 (de) Reaktive filtereinrichtung für gase mit sperrfilter
DE69201587T2 (de) Wäscher für mehrere Gase.
GR3026347T3 (en) Device for filtering hot dust loaden gases
DE69121687D1 (de) Gasheizer
DE69131803D1 (de) Gassensoren
DK98993D0 (da) Dust filter for hot gases
GB2243917B (en) Gas sensing device
ATA189492A (de) Gasspülstein
DE9416406U1 (de) Entstaubungsvorrichtung für Gase
DE69401704T2 (de) Zweispurig tzag- und gleiteinrichtung für vorhänge
DE59403094D1 (de) Filtergewebe für gaskissen
DE69414161D1 (de) Staubabscheider für heisse Gase
DE69312197T2 (de) Heizvorrichtung für Gase
DE69231998T2 (de) Detektoranordnung für giftige Gase
ATA46590A (de) Gasheizgeraet
DE9418970U1 (de) Gasfiltervorrichtung
IT8848718A0 (it) Apparecchio di filtrazione per gas caldi
DE9417736U1 (de) Gasfiltertestvorrichtung
SE9003626D0 (sv) Svaevkroppsmaetare foer gaser

Legal Events

Date Code Title Description
8364 No opposition during term of opposition