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CA1190486A - Garniture filtrante a couches dissemblables avec charge electrique - Google Patents

Garniture filtrante a couches dissemblables avec charge electrique

Info

Publication number
CA1190486A
CA1190486A CA000381165A CA381165A CA1190486A CA 1190486 A CA1190486 A CA 1190486A CA 000381165 A CA000381165 A CA 000381165A CA 381165 A CA381165 A CA 381165A CA 1190486 A CA1190486 A CA 1190486A
Authority
CA
Canada
Prior art keywords
electrically charged
filter
layers
layer
fibers
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
Application number
CA000381165A
Other languages
English (en)
Inventor
Harold J. Seppala
Barbara E. Kolpin
Paul F. Guehler
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of CA1190486A publication Critical patent/CA1190486A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2003—Glass or glassy material
    • B01D39/2017—Glass or glassy material the material being filamentary or fibrous

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Filtering Materials (AREA)
  • Electrostatic Separation (AREA)
CA000381165A 1980-08-08 1981-07-06 Garniture filtrante a couches dissemblables avec charge electrique Expired CA1190486A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17648780A 1980-08-08 1980-08-08
US176,487 1980-08-08

Publications (1)

Publication Number Publication Date
CA1190486A true CA1190486A (fr) 1985-07-16

Family

ID=22644547

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000381165A Expired CA1190486A (fr) 1980-08-08 1981-07-06 Garniture filtrante a couches dissemblables avec charge electrique

Country Status (5)

Country Link
JP (1) JPS5753259A (fr)
AU (1) AU544697B2 (fr)
BR (1) BR8105113A (fr)
CA (1) CA1190486A (fr)
FI (1) FI812458L (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0312687A2 (fr) * 1987-09-19 1989-04-26 Firma Carl Freudenberg Paquet en électret pour filtre
WO2015085039A3 (fr) * 2013-12-05 2015-11-12 Hollingsworth & Vose Company Matériau filtrant en verre fin

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1243963A (fr) * 1983-02-01 1988-11-01 Harvey J. Berg Articles faconnees moules non tisses
JPS61272063A (ja) * 1985-05-29 1986-12-02 東レ株式会社 マスク
EP0584160B1 (fr) * 1991-05-14 1996-11-06 Purecab (Australia) Pty. Ltd. Filtre
JPH0574905U (ja) * 1992-03-23 1993-10-12 仁 辛島 キャスター取付装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0312687A2 (fr) * 1987-09-19 1989-04-26 Firma Carl Freudenberg Paquet en électret pour filtre
EP0312687A3 (fr) * 1987-09-19 1989-07-05 Firma Carl Freudenberg Paquet en électret pour filtre
WO2015085039A3 (fr) * 2013-12-05 2015-11-12 Hollingsworth & Vose Company Matériau filtrant en verre fin

Also Published As

Publication number Publication date
AU544697B2 (en) 1985-06-13
FI812458L (fi) 1982-02-09
JPS5753259A (en) 1982-03-30
BR8105113A (pt) 1982-04-27
AU7388581A (en) 1982-02-11

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Legal Events

Date Code Title Description
MKEX Expiry