GB2204810A - Air filter - Google Patents

Air filter Download PDF

Info

Publication number
GB2204810A
GB2204810A GB08811839A GB8811839A GB2204810A GB 2204810 A GB2204810 A GB 2204810A GB 08811839 A GB08811839 A GB 08811839A GB 8811839 A GB8811839 A GB 8811839A GB 2204810 A GB2204810 A GB 2204810A
Authority
GB
United Kingdom
Prior art keywords
filter
filter material
layer
layers
fine
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.)
Withdrawn
Application number
GB08811839A
Other languages
English (en)
Other versions
GB8811839D0 (en
Inventor
Klaus Peter Hammes
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.)
ICLEEN UMWELTPROD SCHAAN
Original Assignee
ICLEEN UMWELTPROD SCHAAN
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 ICLEEN UMWELTPROD SCHAAN filed Critical ICLEEN UMWELTPROD SCHAAN
Publication of GB8811839D0 publication Critical patent/GB8811839D0/en
Publication of GB2204810A publication Critical patent/GB2204810A/en
Withdrawn legal-status Critical Current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
    • B01D46/52—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
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • 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
    • B01D39/1669—Cellular material
    • B01D39/1676—Cellular material of synthetic origin
    • 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
    • B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
    • 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
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H3/00—Other air-treating devices
    • B60H3/06—Filtering
    • B60H3/0658—Filter elements specially adapted for their arrangement in vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2275/10—Multiple layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2275/30—Porosity of filtering material
    • B01D2275/305—Porosity decreasing in flow direction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Filtering Materials (AREA)
GB08811839A 1987-05-21 1988-05-19 Air filter Withdrawn GB2204810A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH196987A CH672460A5 (https=) 1987-05-21 1987-05-21

Publications (2)

Publication Number Publication Date
GB8811839D0 GB8811839D0 (en) 1988-06-22
GB2204810A true GB2204810A (en) 1988-11-23

Family

ID=4222848

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08811839A Withdrawn GB2204810A (en) 1987-05-21 1988-05-19 Air filter

Country Status (3)

Country Link
CH (1) CH672460A5 (https=)
DE (1) DE3815907A1 (https=)
GB (1) GB2204810A (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5989320A (en) * 1997-05-05 1999-11-23 Rutkowski; Timothy C. Frameless electrostatic air filter with internal support grill
US6692554B1 (en) * 2002-12-10 2004-02-17 Visteon Global Technologies, Inc. Methane storage device
US6692551B2 (en) 2002-07-17 2004-02-17 Delphi Technologies, Inc. Air cleaner assembly and process
US6752859B2 (en) 2002-10-02 2004-06-22 Delphi Technologies, Inc. Air cleaner assembly for reducing pollutants from being discharged into the atmosphere

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5501794A (en) * 1991-12-31 1996-03-26 Minnesota Mining And Manufacturing Company Wave filter with flexible tensioning members
US5639287A (en) * 1994-05-16 1997-06-17 Minnesota Mining And Manufacturing Company Filter system for filtering fluids
FR2772670B1 (fr) * 1997-12-22 2000-02-04 Valeo Dispositif de filtration destine a equiper un appareil d'aeration et/ou de chauffage et/ou de climatisation, plus particulierement pour un vehicule
US6533839B2 (en) * 2001-08-09 2003-03-18 3M Innovative Properties Company Visual differentiation of adsorbent-loaded media

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1052191A (https=) *
GB1041394A (en) * 1963-09-05 1966-09-07 Martindale Electric Company Lt Filter pads for sanitary masks and sanitary masks incorporating such pads
GB1305711A (https=) * 1969-03-18 1973-02-07
GB1559924A (en) * 1976-10-18 1980-01-30 Tenneco Chem Filters
GB2032298A (en) * 1978-10-09 1980-05-08 Takeda Chemical Industries Ltd Adsorbent air filter
GB2071518A (en) * 1980-03-04 1981-09-23 Nat Res Dev Elutriators
EP0162022A2 (en) * 1984-05-15 1985-11-21 ITAL IDEE s.r.l. Multiple filter unit, particularly for ventilation and air conditioning systems for motor vehicles and closed environments, and provided with efficiency checking means
US4695300A (en) * 1981-03-22 1987-09-22 Nippon Soken, Inc. Radial flow type dust collecting filter

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1052191A (https=) *
GB1041394A (en) * 1963-09-05 1966-09-07 Martindale Electric Company Lt Filter pads for sanitary masks and sanitary masks incorporating such pads
GB1305711A (https=) * 1969-03-18 1973-02-07
GB1559924A (en) * 1976-10-18 1980-01-30 Tenneco Chem Filters
GB2032298A (en) * 1978-10-09 1980-05-08 Takeda Chemical Industries Ltd Adsorbent air filter
GB2071518A (en) * 1980-03-04 1981-09-23 Nat Res Dev Elutriators
US4695300A (en) * 1981-03-22 1987-09-22 Nippon Soken, Inc. Radial flow type dust collecting filter
EP0162022A2 (en) * 1984-05-15 1985-11-21 ITAL IDEE s.r.l. Multiple filter unit, particularly for ventilation and air conditioning systems for motor vehicles and closed environments, and provided with efficiency checking means

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5989320A (en) * 1997-05-05 1999-11-23 Rutkowski; Timothy C. Frameless electrostatic air filter with internal support grill
US6063167A (en) * 1997-05-05 2000-05-16 Rutkowski; Timothy C. Frameless electrostatic air filter with internal support grill
US6692551B2 (en) 2002-07-17 2004-02-17 Delphi Technologies, Inc. Air cleaner assembly and process
US6752859B2 (en) 2002-10-02 2004-06-22 Delphi Technologies, Inc. Air cleaner assembly for reducing pollutants from being discharged into the atmosphere
US6692554B1 (en) * 2002-12-10 2004-02-17 Visteon Global Technologies, Inc. Methane storage device

Also Published As

Publication number Publication date
CH672460A5 (https=) 1989-11-30
DE3815907A1 (de) 1988-12-08
GB8811839D0 (en) 1988-06-22

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)