DK168400B1 - Cylindriske fibrøse konstruktioner samt fremgangsmåde og apparat til fremstilling heraf - Google Patents

Cylindriske fibrøse konstruktioner samt fremgangsmåde og apparat til fremstilling heraf Download PDF

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Publication number
DK168400B1
DK168400B1 DK004685A DK4685A DK168400B1 DK 168400 B1 DK168400 B1 DK 168400B1 DK 004685 A DK004685 A DK 004685A DK 4685 A DK4685 A DK 4685A DK 168400 B1 DK168400 B1 DK 168400B1
Authority
DK
Denmark
Prior art keywords
fiber
microfibers
filter
mandrel
fibers
Prior art date
Application number
DK004685A
Other languages
Danish (da)
English (en)
Other versions
DK4685A (da
DK4685D0 (da
Inventor
David B Pall
Colin F Harwood
Arthur Bradley
Timothy R Brennan
Original Assignee
Pall 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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24272890&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK168400(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Pall Corp filed Critical Pall Corp
Publication of DK4685D0 publication Critical patent/DK4685D0/da
Publication of DK4685A publication Critical patent/DK4685A/da
Application granted granted Critical
Publication of DK168400B1 publication Critical patent/DK168400B1/da

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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
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • D01D5/098—Melt spinning methods with simultaneous stretching
    • D01D5/0985—Melt spinning methods with simultaneous stretching by means of a flowing gas (e.g. melt-blowing)
    • 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
    • B01D39/1607—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
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
    • D04H3/07—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments otherwise than in a plane, e.g. in a tubular way
    • D04H3/077—Stick, rod or solid cylinder shaped
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0654—Support layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/069—Special geometry of layers
    • B01D2239/0695—Wound layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10—Filtering material manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1233—Fibre diameter

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)
  • Materials For Medical Uses (AREA)
  • Making Paper Articles (AREA)
  • Inorganic Fibers (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Pens And Brushes (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Moulding By Coating Moulds (AREA)
  • Prostheses (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Treatment Of Fiber Materials (AREA)
DK004685A 1984-01-06 1985-01-04 Cylindriske fibrøse konstruktioner samt fremgangsmåde og apparat til fremstilling heraf DK168400B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56882484 1984-01-06
US06/568,824 US4594202A (en) 1984-01-06 1984-01-06 Method of making cylindrical fibrous filter structures

Publications (3)

Publication Number Publication Date
DK4685D0 DK4685D0 (da) 1985-01-04
DK4685A DK4685A (da) 1985-07-07
DK168400B1 true DK168400B1 (da) 1994-03-21

Family

ID=24272890

Family Applications (1)

Application Number Title Priority Date Filing Date
DK004685A DK168400B1 (da) 1984-01-06 1985-01-04 Cylindriske fibrøse konstruktioner samt fremgangsmåde og apparat til fremstilling heraf

Country Status (16)

Country Link
US (1) US4594202A (es)
EP (1) EP0148638B1 (es)
JP (1) JPS60216818A (es)
KR (1) KR910009125B1 (es)
AT (1) ATE47731T1 (es)
AU (1) AU581420B2 (es)
CA (1) CA1255863A (es)
CH (1) CH662956A5 (es)
DE (1) DE3480351D1 (es)
DK (1) DK168400B1 (es)
FR (1) FR2557893B1 (es)
GB (1) GB2152471B (es)
IL (1) IL73988A (es)
MX (1) MX160662A (es)
NO (1) NO163370C (es)
ZA (1) ZA8525B (es)

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Also Published As

Publication number Publication date
JPH0146169B2 (es) 1989-10-06
GB2152471A (en) 1985-08-07
ZA8525B (en) 1985-11-27
EP0148638B1 (en) 1989-11-02
EP0148638A2 (en) 1985-07-17
CA1258643C (es) 1989-08-22
MX160662A (es) 1990-04-05
ATE47731T1 (de) 1989-11-15
DE3480351D1 (en) 1989-12-07
EP0148638A3 (en) 1986-09-24
KR910009125B1 (ko) 1991-10-31
NO850036L (no) 1985-07-08
FR2557893A1 (fr) 1985-07-12
AU3729585A (en) 1985-07-18
IL73988A (en) 1989-12-15
GB8432750D0 (en) 1985-02-06
KR850005520A (ko) 1985-08-26
DK4685A (da) 1985-07-07
CH662956A5 (fr) 1987-11-13
IL73988A0 (en) 1985-04-30
GB2152471B (en) 1988-08-17
DK4685D0 (da) 1985-01-04
NO163370B (no) 1990-02-05
NO163370C (no) 1990-05-16
AU581420B2 (en) 1989-02-23
CA1255863A (en) 1989-06-20
FR2557893B1 (fr) 1987-05-07
JPS60216818A (ja) 1985-10-30
US4594202A (en) 1986-06-10

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