GB1423815A - Filter - Google Patents

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Info

Publication number
GB1423815A
GB1423815A GB4141475A GB4141475A GB1423815A GB 1423815 A GB1423815 A GB 1423815A GB 4141475 A GB4141475 A GB 4141475A GB 4141475 A GB4141475 A GB 4141475A GB 1423815 A GB1423815 A GB 1423815A
Authority
GB
United Kingdom
Prior art keywords
filter
pleated
frame
maillan
cardboard
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
GB4141475A
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.)
MAILLAN B
Original Assignee
MAILLAN B
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 MAILLAN B filed Critical MAILLAN B
Priority to GB4141475A priority Critical patent/GB1423815A/en
Publication of GB1423815A publication Critical patent/GB1423815A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/15—Supported filter elements arranged for inward flow filtration
    • B01D29/21—Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2271/00—Sealings for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2271/02—Gaskets, sealings
    • B01D2271/027—Radial sealings

Landscapes

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

Abstract

1423815 Filter B MAILLAN 22 Jan 1973 41414/75 Divided out of 1423529 Headings BID and BIT A filter has a pleated filter element 1c, the lateral zig zag edges and the pleat ends 1e and 1d of which are embedded in the four walls of a plastics material frame 2c open at the bottom and top, and two enclosing half shell portions 10c and 10d which totally enclose frame 2c therebetween and grip its shoulder 14 at their junction 13. An inlet 5c and an outlet 5d complete the assembly. The element may be of paper, cardboard, cloth, metal or natural or artificial textile threads or porous synthetic material which may be pleated by hot moulding.
GB4141475A 1973-01-22 1973-01-22 Filter Expired GB1423815A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4141475A GB1423815A (en) 1973-01-22 1973-01-22 Filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4141475A GB1423815A (en) 1973-01-22 1973-01-22 Filter

Publications (1)

Publication Number Publication Date
GB1423815A true GB1423815A (en) 1976-02-04

Family

ID=10419578

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4141475A Expired GB1423815A (en) 1973-01-22 1973-01-22 Filter

Country Status (1)

Country Link
GB (1) GB1423815A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2252922A (en) * 1991-02-19 1992-08-26 Toyo Roki Seizo Kk Pleated filter elements
GB2279582A (en) * 1991-02-19 1995-01-11 Toyo Roki Seizo Kk Making a filter element
CN104587621A (en) * 2015-01-13 2015-05-06 刘志林 Combined type iron dust filter case
CN109641169A (en) * 2016-08-26 2019-04-16 3M创新有限公司 Fold-type filter element and method of manufacture and use thereof including the fold-type filter medium with edge guard

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2252922A (en) * 1991-02-19 1992-08-26 Toyo Roki Seizo Kk Pleated filter elements
GB2279582A (en) * 1991-02-19 1995-01-11 Toyo Roki Seizo Kk Making a filter element
GB2279582B (en) * 1991-02-19 1995-06-07 Toyo Roki Seizo Kk Method for producing filter element
GB2252922B (en) * 1991-02-19 1995-06-07 Toyo Roki Seizo Kk Filter element
CN104587621A (en) * 2015-01-13 2015-05-06 刘志林 Combined type iron dust filter case
CN109641169A (en) * 2016-08-26 2019-04-16 3M创新有限公司 Fold-type filter element and method of manufacture and use thereof including the fold-type filter medium with edge guard
CN109641169B (en) * 2016-08-26 2021-11-19 3M创新有限公司 Pleated filter elements including pleated filter media with edge baffles and methods of making and using

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee