GB741918A - - Google Patents

Info

Publication number
GB741918A
GB741918A GB741918DA GB741918A GB 741918 A GB741918 A GB 741918A GB 741918D A GB741918D A GB 741918DA GB 741918 A GB741918 A GB 741918A
Authority
GB
United Kingdom
Prior art keywords
filter
filtering
wall
shows
rods
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.)
Active
Application number
Other languages
English (en)
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.)
Publication of GB741918A publication Critical patent/GB741918A/en
Active legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14778—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the article consisting of a material with particular properties, e.g. porous, brittle
    • B29C45/14795—Porous or permeable material, e.g. foam
    • 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
    • B01D29/01—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 flat filtering elements
    • B01D29/012—Making filtering elements
    • 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
    • B01D29/01—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 flat filtering elements
    • B01D29/05—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 flat filtering elements supported
    • 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
    • B01D29/01—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 flat filtering elements
    • B01D29/05—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 flat filtering elements supported
    • B01D29/055—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 flat filtering elements supported ring shaped
    • 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
    • B01D29/111—Making filtering elements
    • 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
    • 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
    • B01D29/23—Supported filter elements arranged for outward flow filtration
    • 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
    • B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
    • B01D29/52—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 multiple filtering elements, characterised by their mutual disposition in parallel connection
    • 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
    • B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
    • B01D29/52—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 multiple filtering elements, characterised by their mutual disposition in parallel connection
    • B01D29/54—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 multiple filtering elements, characterised by their mutual disposition in parallel connection arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • B01D39/083—Filter cloth, i.e. woven, knitted or interlaced material of organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/10—Filter screens essentially made of metal
    • B01D39/12—Filter screens essentially made of metal of wire gauze; of knitted wire; of expanded metal
    • 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
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14336—Coating a portion of the article, e.g. the edge of the article
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/02—Filtering elements having a conical form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/34—Seals or gaskets for filtering elements
    • 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
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0672—The layers being joined by welding
    • 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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C2045/0086—Runner trees, i.e. several articles connected by a runner
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14336—Coating a portion of the article, e.g. the edge of the article
    • B29C2045/14442—Coating a portion of the article, e.g. the edge of the article injecting a grill or grid on the insert
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/737—Articles provided with holes, e.g. grids, sieves

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Filtering Materials (AREA)
GB741918D 1951-11-19 Active GB741918A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1098513T 1951-11-19

Publications (1)

Publication Number Publication Date
GB741918A true GB741918A (it)

Family

ID=9619176

Family Applications (1)

Application Number Title Priority Date Filing Date
GB741918D Active GB741918A (it) 1951-11-19

Country Status (2)

Country Link
FR (3) FR1098513A (it)
GB (1) GB741918A (it)

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3382984A (en) * 1965-10-04 1968-05-14 Kuss & Co R L Filter construction
US3408438A (en) * 1964-02-05 1968-10-29 G S Staunton & Co Inc Method of making self-supporting filter element
US3493643A (en) * 1967-04-26 1970-02-03 Gilbert Schwartzman Method for making resilient foam applicators
JPS4839177Y1 (it) * 1968-08-02 1973-11-19
US3807146A (en) * 1967-02-21 1974-04-30 H Witkowski Mold for making a filter
US4287066A (en) * 1975-09-11 1981-09-01 Elfo Ag Sachseln Sieve having substantially plane sieve sheets and a method for its manufacture
GB2150851A (en) * 1983-12-07 1985-07-10 Seitz Filter Werke Filter element and manufacture thereof
GB2193905A (en) * 1986-08-16 1988-02-24 Clive Anthony Heath Filter sleeves
GB2217625A (en) * 1988-04-28 1989-11-01 Chicago Rawhide Mfg Co Filter for protecting a seal
GB2238374A (en) * 1989-10-19 1991-05-29 Daimler Benz Ag A valve housing
GB2266850A (en) * 1992-05-16 1993-11-17 Scapa Group Plc Making a filter sleeve
EP0839628A2 (en) * 1996-10-29 1998-05-06 Illinois Tool Works Inc. Method for assembling filter components by molding and filter assembly
FR2799985A1 (fr) * 1999-10-25 2001-04-27 Gantois Ets Procede de realisation d'un filtre a plan de symetrie vertical en tissu metallique et filtre realise par la mise en oeuvre du procede
EP1366790A1 (en) * 2002-05-15 2003-12-03 Eaton Corporation One-piece cartridge filter with tubular filtering material and overmolded annular and axial rips
ITVI20080162A1 (it) * 2008-07-07 2010-01-08 Lino Soga Dispositivo per la protezione dei passaggi dell'aria nelle macchine elettriche
ITRE20110004A1 (it) * 2011-02-04 2012-08-05 Ufi Filters Spa Componente per filtri
CN105666662A (zh) * 2016-01-25 2016-06-15 嘉善县天成强磁有限责任公司 环形铁氧体全自动注浆模具
EP3456499A4 (en) * 2016-05-11 2019-12-25 Enplas Corporation NETZFILTER
CN110940121A (zh) * 2018-09-25 2020-03-31 浙江三花汽车零部件有限公司 一种贮液器
DE102021134362A1 (de) 2021-12-22 2023-06-22 Festool Gmbh Hand-Werkzeugmaschine

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3082587A (en) * 1959-02-24 1963-03-26 Electrolux Ab Air filter
US3674154A (en) * 1968-05-20 1972-07-04 Amf Inc Filtration apparatus
IE39475B1 (en) * 1972-11-06 1978-10-25 Wavin Bv A porous tube suitable for supporting a membrane for membrane filtration and a method of manufacturing such a tube
US4259283A (en) * 1976-09-08 1981-03-31 Elfo Ag Sachseln Manufacture of a sieve having substantially plane sieve sheets
FR2565133B1 (fr) * 1984-06-04 1986-10-17 Liagre Jean Tamiseur pour la separation de particules solides contenues dans un liquide
EP0592698B1 (de) * 1991-04-15 1995-12-20 Klaus Jörgens Ultrafiltrationsseparator
JP3334775B2 (ja) * 1995-03-31 2002-10-15 日本電産トーソク株式会社 電磁弁のフィルター取付構造

Cited By (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3408438A (en) * 1964-02-05 1968-10-29 G S Staunton & Co Inc Method of making self-supporting filter element
US3382984A (en) * 1965-10-04 1968-05-14 Kuss & Co R L Filter construction
US3807146A (en) * 1967-02-21 1974-04-30 H Witkowski Mold for making a filter
US3493643A (en) * 1967-04-26 1970-02-03 Gilbert Schwartzman Method for making resilient foam applicators
JPS4839177Y1 (it) * 1968-08-02 1973-11-19
US4287066A (en) * 1975-09-11 1981-09-01 Elfo Ag Sachseln Sieve having substantially plane sieve sheets and a method for its manufacture
GB2150851A (en) * 1983-12-07 1985-07-10 Seitz Filter Werke Filter element and manufacture thereof
GB2193905A (en) * 1986-08-16 1988-02-24 Clive Anthony Heath Filter sleeves
GB2193905B (en) * 1986-08-16 1990-08-08 Clive Anthony Heath Filter sleeves
GB2217625A (en) * 1988-04-28 1989-11-01 Chicago Rawhide Mfg Co Filter for protecting a seal
FR2635162A1 (fr) * 1988-04-28 1990-02-09 Chicago Rawhide Mfg Co Bloc filtre de protection, dispositif d'etancheite aux fluides et mecanisme hydraulique etanche
GB2217625B (en) * 1988-04-28 1992-07-29 Chicago Rawhide Mfg Co Protected seal assembly and protective filter unit therefor
GB2238374A (en) * 1989-10-19 1991-05-29 Daimler Benz Ag A valve housing
GB2266850A (en) * 1992-05-16 1993-11-17 Scapa Group Plc Making a filter sleeve
EP0839628A2 (en) * 1996-10-29 1998-05-06 Illinois Tool Works Inc. Method for assembling filter components by molding and filter assembly
EP0839628A3 (en) * 1996-10-29 1999-01-20 Illinois Tool Works Inc. Method for assembling filter components by molding and filter assembly
FR2799985A1 (fr) * 1999-10-25 2001-04-27 Gantois Ets Procede de realisation d'un filtre a plan de symetrie vertical en tissu metallique et filtre realise par la mise en oeuvre du procede
EP1366790A1 (en) * 2002-05-15 2003-12-03 Eaton Corporation One-piece cartridge filter with tubular filtering material and overmolded annular and axial rips
ITVI20080162A1 (it) * 2008-07-07 2010-01-08 Lino Soga Dispositivo per la protezione dei passaggi dell'aria nelle macchine elettriche
ITRE20110004A1 (it) * 2011-02-04 2012-08-05 Ufi Filters Spa Componente per filtri
WO2012104699A1 (en) * 2011-02-04 2012-08-09 Ufi Filters S.P.A. A filter component
CN103313765A (zh) * 2011-02-04 2013-09-18 Ufi过滤股份公司 一种过滤器组件
US8617391B2 (en) 2011-02-04 2013-12-31 Ufi Filters S.P.A. Filter component
CN105666662A (zh) * 2016-01-25 2016-06-15 嘉善县天成强磁有限责任公司 环形铁氧体全自动注浆模具
EP3456499A4 (en) * 2016-05-11 2019-12-25 Enplas Corporation NETZFILTER
CN110940121A (zh) * 2018-09-25 2020-03-31 浙江三花汽车零部件有限公司 一种贮液器
DE102021134362A1 (de) 2021-12-22 2023-06-22 Festool Gmbh Hand-Werkzeugmaschine
DE102021134362B4 (de) 2021-12-22 2023-12-14 Festool Gmbh Hand-Werkzeugmaschine mit einer Staubschutzeinrichtung und Verfahren zur Herstellung einer Staubschutzeinrichtung

Also Published As

Publication number Publication date
FR1098513A (fr) 1955-08-01
FR69001E (fr) 1958-08-27
FR64152E (fr) 1955-11-08

Similar Documents

Publication Publication Date Title
GB741918A (it)
US2550070A (en) Method of making filter units
GB703823A (en) Filter element
JPS62125072A (ja) 改良された糸キヤリヤ
US2420414A (en) Filter construction
EP0334910A1 (de) Russfilter
GB951404A (en) Filter unit
IE38625B1 (en) Collapsible dye spring
US3327864A (en) Filter cartridge unit and porous filter element for use in connection therewith
US2826308A (en) Filter element
US2770426A (en) Filter cartridge
GB1261820A (en) Fluid filters having improved properties and process for making the same
US2613814A (en) Filter
US3200952A (en) Coiled filter having uniform surface porosity
US2122582A (en) Filter
GB572996A (en) Improvements relating to the filtration of liquids
GB662891A (en) Improvements in filters
US2798614A (en) Filtering mediums
US2594366A (en) Spindle adapter for supporting rayon cakes
US3471028A (en) Microfilter unit
GB832638A (en) Improvements in filters
DE2854891C2 (de) Druckkesselfilter zur Abtrennung von Feststoffen aus Flüssigkeiten
GB800796A (en) Filter element
GB1043528A (en) Improvements in or relating to air filters
US3050191A (en) Filter cartridges