JPS55134621A - Electret filter - Google Patents
Electret filterInfo
- Publication number
- JPS55134621A JPS55134621A JP4289179A JP4289179A JPS55134621A JP S55134621 A JPS55134621 A JP S55134621A JP 4289179 A JP4289179 A JP 4289179A JP 4289179 A JP4289179 A JP 4289179A JP S55134621 A JPS55134621 A JP S55134621A
- Authority
- JP
- Japan
- Prior art keywords
- electret
- filter
- web
- electret filter
- improved
- 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.)
- Granted
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
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/28—Plant or installations without electricity supply, e.g. using electrets
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4289179A JPS55134621A (en) | 1979-04-09 | 1979-04-09 | Electret filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4289179A JPS55134621A (en) | 1979-04-09 | 1979-04-09 | Electret filter |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55134621A true JPS55134621A (en) | 1980-10-20 |
JPS6357090B2 JPS6357090B2 (ja) | 1988-11-10 |
Family
ID=12648647
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4289179A Granted JPS55134621A (en) | 1979-04-09 | 1979-04-09 | Electret filter |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55134621A (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6242716A (ja) * | 1985-08-14 | 1987-02-24 | Toyobo Co Ltd | エレクトレツトフイルタ−用フイルタ−材料 |
JPS62102809A (ja) * | 1985-10-28 | 1987-05-13 | Mitsui Petrochem Ind Ltd | エレクトレツト化不織布フイルタ− |
JPH01180214A (ja) * | 1988-01-12 | 1989-07-18 | Mitsui Petrochem Ind Ltd | エレクトレット化合成繊維不織布フィルタの製造方法 |
JPH01224020A (ja) * | 1988-01-25 | 1989-09-07 | Minnesota Mining & Mfg Co <3M> | 繊維質エレクトレットフィルター |
EP0894519A1 (de) * | 1997-07-31 | 1999-02-03 | H. Schmude GmbH | Filter mit Stützstrukturverbund |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53111472U (ja) * | 1977-02-15 | 1978-09-06 | ||
JPS53120380U (ja) * | 1977-03-02 | 1978-09-25 |
-
1979
- 1979-04-09 JP JP4289179A patent/JPS55134621A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53111472U (ja) * | 1977-02-15 | 1978-09-06 | ||
JPS53120380U (ja) * | 1977-03-02 | 1978-09-25 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6242716A (ja) * | 1985-08-14 | 1987-02-24 | Toyobo Co Ltd | エレクトレツトフイルタ−用フイルタ−材料 |
JPS62102809A (ja) * | 1985-10-28 | 1987-05-13 | Mitsui Petrochem Ind Ltd | エレクトレツト化不織布フイルタ− |
JPH01180214A (ja) * | 1988-01-12 | 1989-07-18 | Mitsui Petrochem Ind Ltd | エレクトレット化合成繊維不織布フィルタの製造方法 |
JPH01224020A (ja) * | 1988-01-25 | 1989-09-07 | Minnesota Mining & Mfg Co <3M> | 繊維質エレクトレットフィルター |
EP0894519A1 (de) * | 1997-07-31 | 1999-02-03 | H. Schmude GmbH | Filter mit Stützstrukturverbund |
Also Published As
Publication number | Publication date |
---|---|
JPS6357090B2 (ja) | 1988-11-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1220531A (en) | A machine cloth for the paper making, the cellulose, the asbestos-cement-industries and similar industries and cloth for filtering purposes at said and other industries | |
WO1979001014A1 (en) | Method of manufacturing non-woven fabrics | |
ES2162710T3 (es) | Procedimiento y dispositivo para la produccion de una banda de materia fibrosa compuesta por fibras de celulosa para su uso en articulos higienicos. | |
JPS5574860A (en) | Cloth of continuous filaments and staple fibers needled by fluid pressure | |
KR890011621A (ko) | 에렉트레트 필터의 제조방법 | |
NO833546L (no) | Ikke-vevet stoff, samt fremgangsmaate til fremstilling av dette | |
NO973749D0 (no) | Jetfiltet fiberdukmateriale med höy bulk og höy absorpsjonskapasitet og en fremgangsmåte for fremstilling av et slikt materiale | |
JPS55134621A (en) | Electret filter | |
GB2267511B (en) | Process and machine for the production of yarn-reniforced consolidated fibre sheets and a non-woven fabric produced therewith | |
EP0132028A3 (en) | Process for the production of non-woven cotton fabrics having a patterned structure | |
JPS5353074A (en) | Anticharging textile and filter cloth | |
GB2065474A (en) | Bag against parasites | |
ES476189A1 (es) | Perfeccionamientos en dispositivos para el deposito de un a-gente liquido de union interfibra sobre una napa fibrosa destinada a la fabricacion de filtros para cigarrillos. | |
JPS55132615A (en) | Electret filter | |
JPS5361581A (en) | Paper sheet containing activated carbon and production thereof | |
AU465054B2 (en) | Paper or non-woven fabric or regenerated cellulose fibers and method producing the same | |
JPS57103797A (en) | Continuous pressure dehydration method for hydrous sludge | |
GB878779A (en) | Filter plugs for cigarettes and method of manufacturing a filter rope therefor | |
AU506173B2 (en) | Needle felted patterned non-woven fabric | |
JPS5385573A (en) | Filter cloth | |
JPS5551414A (en) | Filter medium | |
JPS57130522A (en) | Filter device | |
JPS5338701A (en) | Process for making nonwoven cellulose cloth | |
JPS5439122A (en) | Speaker diaphragm edge and production thereof | |
JPS5598951A (en) | Embossed liki nonwoven fabric and production thereof |