GB847726A - Replaceable filter units - Google Patents

Replaceable filter units

Info

Publication number
GB847726A
GB847726A GB1785959A GB1785959A GB847726A GB 847726 A GB847726 A GB 847726A GB 1785959 A GB1785959 A GB 1785959A GB 1785959 A GB1785959 A GB 1785959A GB 847726 A GB847726 A GB 847726A
Authority
GB
United Kingdom
Prior art keywords
filter units
replaceable filter
layers
sheet
replaceable
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
GB1785959A
Inventor
William Hamilton Richmond
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.)
Fibreglass Ltd
Original Assignee
Fibreglass 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
Priority to GB2227758A priority Critical patent/GB851247A/en
Application filed by Fibreglass Ltd filed Critical Fibreglass Ltd
Priority to GB1785959A priority patent/GB847726A/en
Publication of GB847726A publication Critical patent/GB847726A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters, i.e. particle separators or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters, i.e. particle separators or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10Particle separators, e.g. dust precipitators, using filter plates, sheets, or pads having plane surfaces, i.e. axial filtering
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/22Corrugating
    • B29C53/24Corrugating of plates or sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2275/00Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2275/10Multiple layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts

Abstract

847,726. Gas filters. FIBREGLASS Ltd. May 26, 1959, No. 17859/59. Class 8(2). A replaceable gas filter unit comprises a corrugated sheet c of one or more layers of resin bonded fibres, e.g. glass carried by a marginal rim comprising an inner portion b nesting within an outer portion a. As shown the sheet c comprises three layers of decreasing porosity in the direction of flow ; the middle layer being coated with a wetting oil.
GB1785959A 1958-07-11 1959-05-26 Replaceable filter units Expired GB847726A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB2227758A GB851247A (en) 1958-07-11 1958-07-11 Replaceable filter units
GB1785959A GB847726A (en) 1958-07-11 1959-05-26 Replaceable filter units

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB2227758A GB851247A (en) 1958-07-11 1958-07-11 Replaceable filter units
GB1785959A GB847726A (en) 1958-07-11 1959-05-26 Replaceable filter units
DE19591407291 DE1407291A1 (en) 1958-07-11 1959-07-08 Replaceable filter element
ES0250634A ES250634A1 (en) 1958-07-11 1959-07-08 Replaceable filter units
FR800019A FR1229579A (en) 1958-07-11 1959-07-11 Removable filters

Publications (1)

Publication Number Publication Date
GB847726A true GB847726A (en) 1960-09-14

Family

ID=26252964

Family Applications (2)

Application Number Title Priority Date Filing Date
GB2227758A Expired GB851247A (en) 1958-07-11 1958-07-11 Replaceable filter units
GB1785959A Expired GB847726A (en) 1958-07-11 1959-05-26 Replaceable filter units

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB2227758A Expired GB851247A (en) 1958-07-11 1958-07-11 Replaceable filter units

Country Status (4)

Country Link
DE (1) DE1407291A1 (en)
ES (1) ES250634A1 (en)
FR (1) FR1229579A (en)
GB (2) GB851247A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3158458A (en) * 1961-03-06 1964-11-24 Continental Air Filters Inc Multi-pleated air filter
US3513643A (en) * 1968-05-21 1970-05-26 Dollinger Corp Filter
GB2196874A (en) * 1986-11-01 1988-05-11 Roger Gladding Filter element

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3513982A (en) * 1967-05-01 1970-05-26 Eastman Kodak Co Filter arrangement
DE1927504C3 (en) * 1968-07-23 1978-11-23 Graphic Sciences Inc., Danbury, Conn. (V.St.A.)
US3793813A (en) * 1972-05-19 1974-02-26 American Air Filter Co Pleated filter assembly
DE3036114A1 (en) * 1980-09-25 1982-05-19 Gerrit Jan Kilchberg Veenemans Pocket filter formed of corrugated compound strip - with stiffening wire frame and reinforcing layers
US4547950A (en) * 1984-05-29 1985-10-22 Honeywell Inc. Method of spacing the folds of a folded filter media
GB2162768B (en) * 1984-08-06 1989-01-11 Tilghman Wheelabrator Ltd Filtering apparatus
DE3529579A1 (en) * 1985-08-17 1987-02-19 Sueddeutsche Kuehler Behr Dust filter
GB8623909D0 (en) * 1986-10-06 1986-11-12 British Railways Board Air filters
DE3936858A1 (en) * 1989-11-06 1991-05-08 Thermoplast Technik Ges Fuer K Corrugated pollen and dust filter sheet adhesively bonded - to rectangular frame with projecting peripheral support tines for corrugations
DE4002078C1 (en) * 1990-01-25 1991-05-02 Fa. Carl Freudenberg, 6940 Weinheim, De
DE4004343A1 (en) * 1990-02-13 1991-08-14 Fischer Artur Werke Gmbh Air filter frame - for rapid assembly of V=shaped filter inserts
EP0623377B1 (en) * 1993-05-04 1999-01-20 Filterwerk Mann + Hummel Gmbh Filter element
HU215332B (en) * 1993-05-04 1998-12-28 Filterwerk Mann+Hummel Gmbh. Filter mainly for air filtering inside space of cars, and method for making the same
CA2397930A1 (en) * 2000-02-23 2001-08-30 N.V. Bekaert S.A. Pleated filter element
CA2397928A1 (en) * 2000-02-23 2001-08-30 N.V. Bekaert S.A. Filter element

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3158458A (en) * 1961-03-06 1964-11-24 Continental Air Filters Inc Multi-pleated air filter
US3513643A (en) * 1968-05-21 1970-05-26 Dollinger Corp Filter
GB2196874A (en) * 1986-11-01 1988-05-11 Roger Gladding Filter element

Also Published As

Publication number Publication date
DE1407291A1 (en) 1972-01-05
GB851247A (en) 1960-10-12
ES250634A1 (en) 1960-02-16
FR1229579A (en) 1960-09-08

Similar Documents

Publication Publication Date Title
GB847726A (en) Replaceable filter units
SE7909850L (en) TANK FOR AIR FILTER
AT39215T (en) Multilayered membrane and their use for separating liquid mixtures by the pervaporation process.
ES479043A1 (en) Filter
GB936396A (en) Improvements relating to filters for fluids
FR2488917B1 (en) High performance carbon fiber, process for the production thereof, and composite materials prepared therefrom
IT8025433D0 (en) LIQUID ANTI-FOAM.
GB2026425B (en) Process for coating dispersed minute droplets with a film or membrane
FR1226230A (en) Gear change with mechanical-pneumatic servo-control
ES8205584A1 (en) Improvements in devices to resist a fibrous band in motion with a liquid.
GB725066A (en) Improvements relating to separating or filtering media
JPS5234161A (en) Coil spring of reinforced plastic material
GB1272564A (en) Improvements in or relating to fluid filters
JPS5248334A (en) Band-pass filter
FI43931C (en) Procedure for the manufacture of glass - fiber reinforced shaped sheets with a decorative surface
JPS58215617A (en) Telephoto lens
DE1719203U (en) FILTER LAYER AS THE AIR OUTLET SIDE ATTACHMENT FOR SINGLE OR MULTI-LAYER DRY FILTER.
DE1731800U (en) AIR FILTER CARTRIDGE WITH A RING-SHAPED, PREFERABLY STAR-SHAPED FIBER FILTER BODY.
JPS52152517A (en) Heat-resistant inorganic material
JPS5776998A (en) Diaphragm for speaker
GB810720A (en) Improvements in or relating to light filters
OA00687A (en) Improvement in the continuous manufacturing processes of a glass sheet by drawing.
CA520418A (en) Liquid or oil filtration systems
JPS548179A (en) Filtering membrane
DE1779250U (en) COIL SPRING WITH A BODY ARRANGED INSIDE THE SPRING, DAMPING THE VIBRATIONS OF THE SPRING.