ZA947005B - High-efficiency self-supporting filter element made from fibers - Google Patents

High-efficiency self-supporting filter element made from fibers

Info

Publication number: ZA947005B
Authority: ZA; South Africa
Prior art keywords: fibers; filter element; element made; supporting filter; efficiency self
Prior art date: 1994-02-28

Application number

ZA947005A

Other languages

English (en)

Inventor

Andrew B Jeffrey

George Bakis

John Skelton

Original Assignee

Albany Int Corp

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.)

1994-02-28

Filing date

1994-09-12

Publication date

1995-05-02

1994-09-12 Application filed by Albany Int Corp filed Critical Albany Int Corp

1995-05-02 Publication of ZA947005B publication Critical patent/ZA947005B/xx

Classifications

- 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
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/06—Making preforms having internal stresses, e.g. plastic memory
- B29C61/0608—Making preforms having internal stresses, e.g. plastic memory characterised by the configuration or structure of the preforms
- B29C61/0658—Making preforms having internal stresses, e.g. plastic memory characterised by the configuration or structure of the preforms consisting of fibrous plastics material, e.g. woven
- 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
- B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
- 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
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/006—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor the force created by the liberation of the internal stresses being used for compression moulding or for pressing preformed 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
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/02—Thermal shrinking
- B29C61/025—Thermal shrinking for the production of hollow or tubular articles
- 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
- B29K2065/00—Use of polyphenylenes or polyxylylenes as moulding material
- 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
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/25—Solid
- 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
- 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
- B29L2031/726—Fabrics

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Manufacturing & Machinery (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Textile Engineering (AREA)
Filtering Materials (AREA)

ZA947005A 1994-02-28 1994-09-12 High-efficiency self-supporting filter element made from fibers ZA947005B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US08/202,957 US5456836A (en)	1992-09-25	1994-02-28	High-efficiency, self-supporting filter element made from fibers

Publications (1)

Publication Number	Publication Date
ZA947005B true ZA947005B (en)	1995-05-02

Family

ID=22751902

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA947005A ZA947005B (en)	1994-02-28	1994-09-12	High-efficiency self-supporting filter element made from fibers

Country Status (8)

Country	Link
US (1)	US5456836A (xx)
EP (1)	EP0669153A1 (xx)
JP (1)	JPH07256027A (xx)
AU (1)	AU678593B2 (xx)
BR (1)	BR9405261A (xx)
CA (1)	CA2118259C (xx)
NZ (1)	NZ264429A (xx)
ZA (1)	ZA947005B (xx)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5543047A (en)	1992-11-06	1996-08-06	Pall Corporation	Filter with over-laid pleats in intimate contact
US5591335A (en) *	1995-05-02	1997-01-07	Memtec America Corporation	Filter cartridges having nonwoven melt blown filtration media with integral co-located support and filtration
US5851355A (en) *	1996-11-27	1998-12-22	Bba Nonwovens Simpsonville, Inc.	Reverse osmosis support substrate and method for its manufacture
JP4392863B2 (ja) *	1997-06-04	2010-01-06	アライアント・テクシステムズ・インコーポレーテッド	低密度の複合物品及びその製造方法
US6679965B1 (en)	1997-06-04	2004-01-20	Alliant Techsystems Inc.	Low density composite rocket nozzle components and process for making the same from standard density phenolic matrix, fiber reinforced materials
WO2000000437A1 (en) *	1998-06-30	2000-01-06	Aqua-Aerobic Systems, Inc.	Potable water system and process
US6110374A (en) *	1998-06-30	2000-08-29	Aqua-Aerobic Systems, Inc.	Treatment process for removing microbial contaminants suspended in wastewater
EP0989221A3 (en) *	1998-09-22	2001-07-11	Tietex International Ltd.	Breathable molded structure
US6156680A (en) *	1998-12-23	2000-12-05	Bba Nonwovens Simpsonville, Inc.	Reverse osmosis support substrate and method for its manufacture
US6120633A (en) *	1999-03-04	2000-09-19	Hrs Textiles, Inc.	Method of fabricating a self pleating filter media
ATE338580T1 (de) *	2001-01-17	2006-09-15	Polymer Group Inc	Wasserstrahlverwirbelte filtermedien und verfahren
US6752847B2 (en) *	2001-11-30	2004-06-22	Bha Group Holdings, Inc.	High temperature polymer filtration medium
GB0212184D0 (en) *	2002-05-27	2002-07-03	Rontech Ltd	Service assessment system
US6918940B1 (en)	2002-05-28	2005-07-19	Imagine One	Filter device with corner attachment
GB0229294D0 (en) *	2002-12-17	2003-01-22	Tyco Electronics Ltd Uk	Coupling adjacent conduits
MXPA05008559A (es) *	2003-02-14	2005-11-04	Polymer Group Inc	Medio de filtro de liquido hidroentrelazado y metodo de fabricacion.
US20050148266A1 (en) *	2003-12-30	2005-07-07	Myers David L.	Self-supporting pleated electret filter media
DE102005019831A1 (de) *	2005-04-28	2006-11-02	BSH Bosch und Siemens Hausgeräte GmbH	Filteranordnung für Dunstabzugshaube
WO2012150109A1 (en) *	2011-05-03	2012-11-08	Unilever Plc	Process for producing formed thermoplastic
EP2796603A4 (en) *	2011-12-21	2015-09-02	Fairtech Invest Ltd	NEEDLE-CARBURIZED NONWOVER, MANUFACTURING METHOD AND FILTER AND SOUND SUBSTANCE MANUFACTURED THEREFROM
JP2016517800A (ja)	2013-05-09	2016-06-20	ザプロクターアンドギャンブルカンパニー	エアフィルタリングデバイス
AU2014262583B2 (en)	2013-05-09	2017-03-16	The Procter & Gamble Company	Air filtering device
JP2016520000A (ja)	2013-05-09	2016-07-11	ザプロクターアンドギャンブルカンパニー	空気を濾過するための方法
WO2014182985A2 (en)	2013-05-09	2014-11-13	The Procter & Gamble Company	Collapsible air filtering device
US9320996B1 (en)	2013-10-15	2016-04-26	American Air Filter Company, Inc.	Filter housing utilizing heat shrinkable materials
US9962642B2 (en) *	2014-06-10	2018-05-08	The Procter & Gamble Company	Air filter bag

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2354022A (en) *	1938-12-22	1944-07-18	Hubert Emil	Process for the manufacture of sieve nettings
US2396712A (en) *	1942-08-15	1946-03-19	American Viscose Corp	Filter structure and method of making it
US3251475A (en) *	1955-04-18	1966-05-17	Fmc Corp	Fibrous filter body
US3015367A (en) *	1955-07-19	1962-01-02	Pittsburgh Chemical Company	Filtration media
NL296324A (xx) *	1962-08-06
US3381070A (en) *	1964-09-08	1968-04-30	Eastman Kodak Co	Method of producing a filter element
JPS5063276A (xx) *	1973-10-06	1975-05-29
GB1596025A (en) *	1977-03-03	1981-08-19	Ici Ltd	Shaped nonwoven fabrics
JPS5434475A (en) *	1977-08-18	1979-03-13	Chisso Corp	Production of cylindrical fiber molded article containing granular solid
JPS57113810A (en) *	1980-12-29	1982-07-15	Japan Exlan Co Ltd	Dewatering filter and dewatering method for water-containing oil
JPH02104764A (ja) *	1988-10-13	1990-04-17	Masami Nagaya	布地の立体的造形方法
JP2581994B2 (ja) *	1990-07-02	1997-02-19	チッソ株式会社	高精密カートリッジフィルターおよびその製造方法
US5190657A (en) *	1991-07-22	1993-03-02	Lydall, Inc.	Blood filter and method of filtration
US5290502A (en) *	1992-09-25	1994-03-01	Albany International Corp.	Method of making a rigidized fiber filter element
DE9301950U1 (de) *	1993-02-11	1993-04-01	Airtex Filter GmbH, 7859 Efringen-Kirchen	Filter
GB9418163D0 (en) *	1994-09-09	1994-10-26	British Gas Plc	Pressure reduction system testing

1994
- 1994-02-28 US US08/202,957 patent/US5456836A/en not_active Expired - Fee Related
- 1994-09-08 NZ NZ264429A patent/NZ264429A/en unknown
- 1994-09-12 ZA ZA947005A patent/ZA947005B/xx unknown
- 1994-09-30 AU AU74401/94A patent/AU678593B2/en not_active Ceased
- 1994-10-17 CA CA002118259A patent/CA2118259C/en not_active Expired - Fee Related
- 1994-10-18 EP EP94116374A patent/EP0669153A1/en not_active Ceased
- 1994-12-27 BR BR9405261A patent/BR9405261A/pt not_active IP Right Cessation
1995
- 1995-02-20 JP JP7030336A patent/JPH07256027A/ja active Pending

Also Published As

Publication number	Publication date
BR9405261A (pt)	1995-10-24
CA2118259C (en)	2000-02-22
US5456836A (en)	1995-10-10
AU678593B2 (en)	1997-06-05
EP0669153A1 (en)	1995-08-30
AU7440194A (en)	1995-09-07
NZ264429A (en)	1995-07-26
CA2118259A1 (en)	1995-08-29
JPH07256027A (ja)	1995-10-09

Publication	Publication Date	Title
ZA947005B (en)	1995-05-02	High-efficiency self-supporting filter element made from fibers
US5549735C1 (en)	2001-08-14	Electrostatic fibrous filter
DE69627032D1 (en)	2003-04-30	Filter element
ZA957203B (en)	1996-04-01	Filter
DE59408893D1 (en)	1999-12-09	Filter
ZA967669B (en)	1997-03-26	Filter element
DE69520878D1 (en)	2001-06-13	Filter
PL309809A1 (en)	1996-02-05	Filter
ZA956649B (en)	1996-03-19	Filter
GB9404424D0 (en)	1994-04-20	Filter arrangement
GB9404814D0 (en)	1994-04-27	Filter assembly
IL110586A0 (en)	1994-11-11	Back-flushable filters
GB2287199B (en)	1997-10-08	Filter assembly
HUP0001119A3 (en)	2000-09-28	Filter element
ZA955925B (en)	1996-02-21	Filter
GB9525729D0 (en)	1996-02-14	Improved filter
GB2294649B (en)	1996-11-20	Filter element
GB2294648B (en)	1997-02-19	Filter element
GB9407736D0 (en)	1994-06-15	Filter element
IL109141A0 (en)	1994-06-24	Back-flushable filters
GB2291054B (en)	1997-11-12	Filter
GB2324743B (en)	1998-12-16	Filter
GB9410065D0 (en)	1994-07-06	Optical filter
GB9401538D0 (en)	1994-03-23	Filter
GB9414981D0 (en)	1994-09-14	Filter