FR2052526A5 - Spiral-wound filter elements - Google Patents

Spiral-wound filter elements

Info

Publication number
FR2052526A5
FR2052526A5 FR7021761A FR7021761A FR2052526A5 FR 2052526 A5 FR2052526 A5 FR 2052526A5 FR 7021761 A FR7021761 A FR 7021761A FR 7021761 A FR7021761 A FR 7021761A FR 2052526 A5 FR2052526 A5 FR 2052526A5
Authority
FR
France
Prior art keywords
spiral
filter elements
filter
wound filter
pieces
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
Application number
FR7021761A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CAV Ltd
Original Assignee
CAV Ltd
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 CAV Ltd filed Critical CAV Ltd
Application granted granted Critical
Publication of FR2052526A5 publication Critical patent/FR2052526A5/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D27/00—Cartridge filters of the throw-away type
    • B01D27/04—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper
    • B01D27/06—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material
    • B01D27/07—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material having a coaxial stream through the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D27/00—Cartridge filters of the throw-away type
    • B01D27/14—Cartridge filters of the throw-away type having more than one filtering element
    • B01D27/146—Cartridge filters of the throw-away type having more than one filtering element connected in series
    • B01D27/148—Cartridge filters of the throw-away type having more than one filtering element connected in series arranged concentrically or coaxially

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

Perforated spacers are seated between the two filter-medium pieces the adjoining long edges of which are tightly bonded together and the pieces are spirally wound. The material to be filtered flows through the filter-medium twice before flowing out of the filter.
FR7021761A 1969-06-13 1970-06-12 Spiral-wound filter elements Expired FR2052526A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3011469 1969-06-13

Publications (1)

Publication Number Publication Date
FR2052526A5 true FR2052526A5 (en) 1971-04-09

Family

ID=10302507

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7021761A Expired FR2052526A5 (en) 1969-06-13 1970-06-12 Spiral-wound filter elements

Country Status (6)

Country Link
AU (1) AU1632470A (en)
BR (1) BR7019764D0 (en)
DE (1) DE2028466A1 (en)
ES (1) ES159774Y (en)
FR (1) FR2052526A5 (en)
ZA (1) ZA703871B (en)

Also Published As

Publication number Publication date
ES159774U (en) 1970-09-01
BR7019764D0 (en) 1973-02-20
ES159774Y (en) 1971-03-16
DE2028466A1 (en) 1970-12-17
ZA703871B (en) 1971-01-27
AU1632470A (en) 1971-12-16

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Legal Events

Date Code Title Description
ST Notification of lapse