GB2294468B - Electrically conductive filter element - Google Patents

Electrically conductive filter element

Info

Publication number
GB2294468B
GB2294468B GB9521964A GB9521964A GB2294468B GB 2294468 B GB2294468 B GB 2294468B GB 9521964 A GB9521964 A GB 9521964A GB 9521964 A GB9521964 A GB 9521964A GB 2294468 B GB2294468 B GB 2294468B
Authority
GB
United Kingdom
Prior art keywords
electrically conductive
filter element
conductive filter
electrically
filter
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 - Fee Related
Application number
GB9521964A
Other versions
GB2294468A (en
GB9521964D0 (en
Inventor
Christopher John Mould
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.)
BTR PLC
Original Assignee
BTR PLC
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
Priority claimed from GB9421691A external-priority patent/GB9421691D0/en
Application filed by BTR PLC filed Critical BTR PLC
Publication of GB9521964D0 publication Critical patent/GB9521964D0/en
Publication of GB2294468A publication Critical patent/GB2294468A/en
Application granted granted Critical
Publication of GB2294468B publication Critical patent/GB2294468B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2411—Filter cartridges
    • 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
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/4209—Prevention of static charge, e.g. by grounding
    • 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
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C39/10—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. casting around inserts or for coating articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/72—Encapsulating inserts having non-encapsulated projections, e.g. extremities or terminal portions of electrical components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/88—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced
    • B29C70/882—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced partly or totally electrically conductive, e.g. for EMI shielding
    • B29C70/885—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced partly or totally electrically conductive, e.g. for EMI shielding with incorporated metallic wires, nets, films or plates
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/20—Conductive material dispersed in non-conductive organic material
    • H01B1/22—Conductive material dispersed in non-conductive organic material the conductive material comprising metals or alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/20—Conductive material dispersed in non-conductive organic material
    • H01B1/24—Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/50—Means for dissipating electrostatic charges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0003—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric
    • B29K2995/0005—Conductive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/14—Filters
GB9521964A 1994-10-27 1995-10-26 Electrically conductive filter element Expired - Fee Related GB2294468B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9421691A GB9421691D0 (en) 1994-10-27 1994-10-27 Tapered plug valve
GB9423939A GB9423939D0 (en) 1994-10-27 1994-11-28 Electrically conductive composite polymeric material

Publications (3)

Publication Number Publication Date
GB9521964D0 GB9521964D0 (en) 1996-01-03
GB2294468A GB2294468A (en) 1996-05-01
GB2294468B true GB2294468B (en) 1997-04-16

Family

ID=26305879

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9521964A Expired - Fee Related GB2294468B (en) 1994-10-27 1995-10-26 Electrically conductive filter element

Country Status (2)

Country Link
GB (1) GB2294468B (en)
WO (1) WO1996013320A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19715196C2 (en) * 1997-04-11 1999-04-22 Herding Gmbh Filter element
DE19848774A1 (en) * 1998-10-22 2000-05-04 Herding Gmbh Filter unit for interchangeable insertion in the housing of a filter system
WO2004067149A1 (en) * 2003-01-31 2004-08-12 Cft Gmbh Compact Filter Technic Dust filter for using in operations endangered by gases
GB0725015D0 (en) * 2007-12-21 2008-01-30 Madison Filter 981 Ltd Filter element frames
WO2009093001A1 (en) 2008-01-21 2009-07-30 Madison Filter 981 Limited Improvements in belt seams
JP5300416B2 (en) * 2008-10-31 2013-09-25 三洋電機株式会社 Battery system
DE102012223927A1 (en) * 2012-12-20 2014-06-26 Mahle International Gmbh filter element

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4882089A (en) * 1982-03-16 1989-11-21 American Cyanamid Company Compositions convertible to reinforced conductive components and articles incorporating same
EP0380235A1 (en) * 1989-01-23 1990-08-01 Minnesota Mining And Manufacturing Company Metal fiber mat/polymer composite
EP0401489A2 (en) * 1989-05-20 1990-12-12 Abisare Co., Ltd. Electrostratic attracting sheet
EP0450609A2 (en) * 1990-04-04 1991-10-09 Matsushita Electric Industrial Co., Ltd. Electro-conductive resin composition
WO1991020088A1 (en) * 1990-06-15 1991-12-26 Bourns, Inc. Electrically conductive polymer thick film of improved wear characteristics and extended life
US5262229A (en) * 1991-11-04 1993-11-16 United Technical Products, Inc. Conductive releasable adhesive and method of making same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1319459A (en) * 1970-01-21 1973-06-06 Grace W R & Co Production of filter elements
GB1394681A (en) * 1971-04-06 1975-05-21 Ici Ltd Electrodes
FR2347854A1 (en) * 1976-04-06 1977-11-04 Vibrachoc Sa RF interference screening sheet - has flexible wire mesh sandwiched between two elastomeric sheets
US4128251A (en) * 1977-09-21 1978-12-05 Champion Laboratories, Inc. Sealing gasket for air filter
GB2134811B (en) * 1983-02-08 1986-07-23 Ross Bryan Barrington Filter unit
FR2591530B1 (en) * 1985-12-17 1988-09-02 Stratinor LAMINATE COMPOSITE MATERIAL, A PROCESS FOR ITS PREPARATION AND ITS APPLICATION TO THE TREATMENT OF ELECTROSTATIC OR ELECTROMAGNETIC PHENOMENES
DE3918342C1 (en) * 1989-06-06 1990-06-07 Knecht Filterwerke Gmbh, 7000 Stuttgart, De
EP0484447A4 (en) * 1989-07-27 1992-10-28 Hyperion Catalysis International, Inc. Composites and methods for making same
US5066318A (en) * 1990-04-13 1991-11-19 Pcf Group, Inc. Filter element gasket

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4882089A (en) * 1982-03-16 1989-11-21 American Cyanamid Company Compositions convertible to reinforced conductive components and articles incorporating same
EP0380235A1 (en) * 1989-01-23 1990-08-01 Minnesota Mining And Manufacturing Company Metal fiber mat/polymer composite
EP0401489A2 (en) * 1989-05-20 1990-12-12 Abisare Co., Ltd. Electrostratic attracting sheet
EP0450609A2 (en) * 1990-04-04 1991-10-09 Matsushita Electric Industrial Co., Ltd. Electro-conductive resin composition
WO1991020088A1 (en) * 1990-06-15 1991-12-26 Bourns, Inc. Electrically conductive polymer thick film of improved wear characteristics and extended life
US5262229A (en) * 1991-11-04 1993-11-16 United Technical Products, Inc. Conductive releasable adhesive and method of making same

Also Published As

Publication number Publication date
GB2294468A (en) 1996-05-01
WO1996013320A1 (en) 1996-05-09
GB9521964D0 (en) 1996-01-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19991026