IT1074822B - Preparazione di filtri con l'impiego di fibre sintetiche - Google Patents

Preparazione di filtri con l'impiego di fibre sintetiche

Info

Publication number
IT1074822B
IT1074822B IT1951577A IT1951577A IT1074822B IT 1074822 B IT1074822 B IT 1074822B IT 1951577 A IT1951577 A IT 1951577A IT 1951577 A IT1951577 A IT 1951577A IT 1074822 B IT1074822 B IT 1074822B
Authority
IT
Italy
Prior art keywords
filters
preparation
synthetic fibers
fibers
synthetic
Prior art date
Application number
IT1951577A
Other languages
English (en)
Inventor
Emilio Martini
Lino Credali
Paolo Parrini
Domenico Lori
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Priority to IT1951577A priority Critical patent/IT1074822B/it
Priority to DE19782801685 priority patent/DE2801685C2/de
Application granted granted Critical
Publication of IT1074822B publication Critical patent/IT1074822B/it

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
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Paper (AREA)
IT1951577A 1977-01-21 1977-01-21 Preparazione di filtri con l'impiego di fibre sintetiche IT1074822B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT1951577A IT1074822B (it) 1977-01-21 1977-01-21 Preparazione di filtri con l'impiego di fibre sintetiche
DE19782801685 DE2801685C2 (de) 1977-01-21 1978-01-16 Verfahren zum Herstellen von Mikro-Filterfolien oder -Filterplatten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1951577A IT1074822B (it) 1977-01-21 1977-01-21 Preparazione di filtri con l'impiego di fibre sintetiche

Publications (1)

Publication Number Publication Date
IT1074822B true IT1074822B (it) 1985-04-20

Family

ID=11158681

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1951577A IT1074822B (it) 1977-01-21 1977-01-21 Preparazione di filtri con l'impiego di fibre sintetiche

Country Status (2)

Country Link
DE (1) DE2801685C2 (it)
IT (1) IT1074822B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1077372B (it) * 1977-03-29 1985-05-04 Montedison Spa Perfezionamenti nei filtri a base di miscele di fibre sintetiche con cellulosa
CH640146A5 (de) * 1979-05-14 1983-12-30 Meyer Maschinenfabrik Ag Filtrationsverfahren.
DE3204120C3 (de) * 1982-02-06 1994-12-22 Seitz Filter Werke Poröse Stützschicht für einen durch Anschwemmen gebildeten Kieselgur-Filterkuchen und Verfahren zu deren Herstellung
CH683595A5 (de) * 1989-04-11 1994-04-15 Seitz Filter Werke Filtermaterial in Form von flexiblen Blättern oder Bahnen und Verfahren zu seiner Herstellung.
ATE103620T1 (de) * 1989-06-14 1994-04-15 Daicel Chem Organischer mikrofibrillierter werkstoff fuer filter.
US11396726B2 (en) * 2018-08-23 2022-07-26 Eastman Chemical Company Air filtration articles
US11313081B2 (en) 2018-08-23 2022-04-26 Eastman Chemical Company Beverage filtration article

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1119828B (de) * 1956-09-24 1961-12-21 British Filters Ltd Verfahren zur Herstellung einer Filterschicht
NL296324A (it) * 1962-08-06

Also Published As

Publication number Publication date
DE2801685A1 (de) 1978-07-27
DE2801685C2 (de) 1983-01-05

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950116