CA1044615A - Element filtrant a faible perte de pression - Google Patents
Element filtrant a faible perte de pressionInfo
- Publication number
- CA1044615A CA1044615A CA217,494A CA217494A CA1044615A CA 1044615 A CA1044615 A CA 1044615A CA 217494 A CA217494 A CA 217494A CA 1044615 A CA1044615 A CA 1044615A
- Authority
- CA
- Canada
- Prior art keywords
- filter medium
- microfibers
- layer
- pressure drop
- air
- 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
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
- 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
- B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- 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
- B32B5/022—Non-woven fabric
-
- 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
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/02—Cellular or porous
- B32B2305/026—Porous
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Filtering Materials (AREA)
- Nonwoven Fabrics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US43788074A | 1974-01-30 | 1974-01-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1044615A true CA1044615A (fr) | 1978-12-19 |
Family
ID=23738304
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA217,494A Expired CA1044615A (fr) | 1974-01-30 | 1975-01-07 | Element filtrant a faible perte de pression |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS6036807B2 (fr) |
CA (1) | CA1044615A (fr) |
DE (1) | DE2503615C2 (fr) |
FR (1) | FR2258888B1 (fr) |
GB (1) | GB1481666A (fr) |
IT (1) | IT1029389B (fr) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4188197A (en) * | 1975-09-25 | 1980-02-12 | Dennison Manufacturing Company | Particulate filtering |
IT1077372B (it) * | 1977-03-29 | 1985-05-04 | Montedison Spa | Perfezionamenti nei filtri a base di miscele di fibre sintetiche con cellulosa |
JPS54112071A (en) * | 1978-02-22 | 1979-09-01 | Mitsui Petrochemical Ind | Method of filtering liquid |
JPS6056825B2 (ja) * | 1978-05-01 | 1985-12-12 | 東亜燃料工業株式会社 | 不織布の製造法 |
JPS6022100B2 (ja) * | 1978-05-01 | 1985-05-31 | 東亜燃料工業株式会社 | 不織布の製造法 |
JPS5624013A (en) * | 1979-05-04 | 1981-03-07 | Nitta Kk | Structure of air filter element |
US4548628A (en) * | 1982-04-26 | 1985-10-22 | Asahi Kasei Kogyo Kabushiki Kaisha | Filter medium and process for preparing same |
US4436780A (en) * | 1982-09-02 | 1984-03-13 | Kimberly-Clark Corporation | Nonwoven wiper laminate |
DE3428359A1 (de) * | 1984-08-01 | 1986-02-06 | Düpro AG, Romanshorn | Luftreinigungsgeraet |
DE3517923A1 (de) * | 1985-05-18 | 1986-11-27 | Hölter, Heinz, Dipl.-Ing., 4390 Gladbeck | Verfahren zur herstellung von natuerlich duftender atemluft |
US4714647A (en) * | 1986-05-02 | 1987-12-22 | Kimberly-Clark Corporation | Melt-blown material with depth fiber size gradient |
JPH0729010B2 (ja) * | 1986-12-16 | 1995-04-05 | 富士通株式会社 | 電子写真装置 |
DE3731575A1 (de) * | 1987-09-19 | 1989-03-30 | Freudenberg Carl Fa | Filterpack |
DE3812849C3 (de) * | 1988-04-18 | 1996-03-21 | Gessner & Co Gmbh | Staubfilterbeutel, dessen Herstellung und Verwendung |
IT216762Z2 (it) * | 1989-07-19 | 1991-10-03 | Alcantara Spa | Articolo accoppiato, contenente uno strato di materiale non tessuto microfibroso, utile nel settore dell'arredamento e dei trasporti. |
JPH02289161A (ja) * | 1989-08-03 | 1990-11-29 | Toray Ind Inc | ミクロフィルター用積層不織布シートの製造方法 |
JPH0493020U (fr) * | 1989-12-25 | 1992-08-13 | ||
DE4134222C2 (de) * | 1991-10-16 | 2002-09-19 | Mhb Filtration Gmbh & Co Kg | Filter für Fahrgastzellen |
DE4212112A1 (de) * | 1992-04-10 | 1993-10-14 | Sandler C H Gmbh | Mehrschichtiges Filtermaterial |
US5350443B2 (en) * | 1993-04-19 | 1999-08-10 | Von Hasso Bluecher | Filter sheet material for passenger cabins in motor vehicles |
DE19605863A1 (de) * | 1996-02-16 | 1997-08-21 | Reemtsma H F & Ph | Cigarettenfilter |
AU2005254959B2 (en) * | 2004-06-09 | 2010-11-04 | Pathogen Removal And Diagnostic Technologies Inc. | Particles embedded ina porous substrate for removing target analyte from a sample |
US20070074628A1 (en) * | 2005-09-30 | 2007-04-05 | Jones David C | Coalescing filtration medium and process |
DE102006017553B3 (de) * | 2006-04-13 | 2007-12-27 | Eurofilters N.V. | Filterbeutel für einen Staubsauger |
CN103760065B (zh) * | 2013-06-28 | 2016-01-06 | 中国石油化工股份有限公司 | 一种聚合物溶液流动有效视粘度的测试方法及其测试系统 |
DE102016125182A1 (de) * | 2016-12-21 | 2018-06-21 | Groz-Beckert Kg | Verfahren zur Herstellung von Fasern und Vliesstoffen durch Solution-Blow-Spinnen und damit hergestellter Vliesstoff |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5316696Y2 (fr) * | 1971-12-03 | 1978-05-02 |
-
1975
- 1975-01-07 CA CA217,494A patent/CA1044615A/fr not_active Expired
- 1975-01-29 GB GB3884/75A patent/GB1481666A/en not_active Expired
- 1975-01-29 JP JP50012271A patent/JPS6036807B2/ja not_active Expired
- 1975-01-29 DE DE2503615A patent/DE2503615C2/de not_active Expired
- 1975-01-29 IT IT47904/75A patent/IT1029389B/it active
- 1975-01-29 FR FR7502707A patent/FR2258888B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2258888A1 (fr) | 1975-08-22 |
JPS6036807B2 (ja) | 1985-08-22 |
GB1481666A (en) | 1977-08-03 |
JPS50108677A (fr) | 1975-08-27 |
FR2258888B1 (fr) | 1981-12-11 |
DE2503615A1 (de) | 1975-07-31 |
DE2503615C2 (de) | 1986-10-23 |
IT1029389B (it) | 1979-03-10 |
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