NL75856C - - Google Patents

Info

Publication number
NL75856C
NL75856C NL75856DA NL75856C NL 75856 C NL75856 C NL 75856C NL 75856D A NL75856D A NL 75856DA NL 75856 C NL75856 C NL 75856C
Authority
NL
Netherlands
Application number
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 NL75856C publication Critical patent/NL75856C/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002Casings; Housings; Frame constructions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/14Other self-supporting filtering material ; Other filtering material
    • B01D39/16Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/14Other self-supporting filtering material ; Other filtering material
    • B01D39/16Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/30Particle separators, e.g. dust precipitators, using loose filtering material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters 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
    • 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
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06Fibrous reinforcements only
    • B29C70/10Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/12Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of short length, e.g. in the form of a mat
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2265/00Casings, housings or mounting for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2265/02Non-permanent measures for connecting different parts of the filter
    • B01D2265/028Snap, latch or clip connecting means
    • 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
    • B29K2105/12Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
    • B29K2105/128Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles in the form of a mat
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04Homopolymers or copolymers of ethene
    • C08L23/06Polyethene
NL75856D 1950-03-29 NL75856C (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US152670A US2612966A (en) 1950-03-29 1950-03-29 Polyethylene air filter

Publications (1)

Publication Number Publication Date
NL75856C true NL75856C (ko)

Family

ID=22543884

Family Applications (1)

Application Number Title Priority Date Filing Date
NL75856D NL75856C (ko) 1950-03-29

Country Status (6)

Country Link
US (1) US2612966A (ko)
BE (1) BE499333A (ko)
CH (1) CH297823A (ko)
FR (1) FR1023349A (ko)
GB (1) GB677795A (ko)
NL (1) NL75856C (ko)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1002736B (de) * 1952-05-26 1957-02-21 Delbag Luftfilter Gmbh Mit Fluessigkeitsbad ausgestattetes Umlauffilter
DE962696C (de) * 1952-08-21 1957-04-25 Chemische Ind G M B H Fuellung fuer Tuerme
US2812038A (en) * 1953-05-05 1957-11-05 Du Pont Gas filter
LU32782A1 (ko) * 1953-10-21
US2754928A (en) * 1953-12-30 1956-07-17 Res Prod Corp Gas filter
BE544701A (ko) * 1955-02-11
US2997132A (en) * 1956-03-23 1961-08-22 Svenska Flaektfabriken Ab Method for the ventilating of plants for the manufacture of aluminium or similar products
US2879979A (en) * 1956-11-08 1959-03-31 Byrhl F Wheeler Evaporative wheel
US2966157A (en) * 1957-06-07 1960-12-27 Eastman Kodak Co Polyolefin tobacco smoke filters
US3053028A (en) * 1957-12-02 1962-09-11 Mc Graw Edison Co Electrostatic filter
US3154393A (en) * 1958-04-18 1964-10-27 Fiber Bond Corp Gas filter
US3042938A (en) * 1958-05-28 1962-07-10 Lawson Reginald Wyatt Pillows, cushions, pillow cases or the like
US3037634A (en) * 1958-06-16 1962-06-05 Bowser Inc Water filter
US3079930A (en) * 1958-09-22 1963-03-05 Eastman Kodak Co Process and apparatus for manufacturing filters
US2992700A (en) * 1959-03-11 1961-07-18 Silverman Leslie Electrostatic air cleaning device and method
US3082481A (en) * 1959-05-13 1963-03-26 American Viscose Corp Method of making a gas filter
US3059251A (en) * 1959-07-23 1962-10-23 Harold Van B Pollock Cushion material
US3080580A (en) * 1961-04-10 1963-03-12 Tobari Riichi Artificial cotton
US3189506A (en) * 1962-04-12 1965-06-15 Eastman Kodak Co Method and apparatus for forming continuous filament filter rods
US3307332A (en) * 1964-12-11 1967-03-07 Du Pont Electrostatic gas filter
US3348695A (en) * 1965-07-12 1967-10-24 Rosaen Filter Co Filter material
NL129486C (ko) * 1965-08-17
US3557955A (en) * 1968-01-09 1971-01-26 Hydromation Eng Co Method of and apparatus for filtering
US3568846A (en) * 1968-04-29 1971-03-09 Ethyl Corp Plastic filter media
US3650431A (en) * 1969-12-19 1972-03-21 Phillips Petroleum Co Safety container
GB1340174A (en) * 1971-02-01 1973-12-12 American Air Filter Co Fluid filter
NL160303C (nl) * 1974-03-25 1979-10-15 Verto Nv Werkwijze voor het vervaardigen van een vezelfilter.
US4229187A (en) * 1979-04-09 1980-10-21 Gamewell Manufacturing, Inc. Movable, continuously changing, self-charging electrostatic filter
US4518402A (en) * 1981-11-10 1985-05-21 Dargel Robert L Reuseable air filter system
DE3731575A1 (de) * 1987-09-19 1989-03-30 Freudenberg Carl Fa Filterpack
US5037455A (en) * 1990-09-14 1991-08-06 The Great American Filter Company Air filter
USRE35206E (en) * 1992-03-26 1996-04-16 The University Of Tennessee Research Corporation Post-treatment of nonwoven webs
US5443606A (en) * 1992-03-26 1995-08-22 The University Of Tennessee Reserch Corporation Post-treatment of laminated nonwoven cellulosic fiber webs
US5441550A (en) * 1992-03-26 1995-08-15 The University Of Tennessee Research Corporation Post-treatment of laminated nonwoven cellulosic fiber webs
US5244482A (en) * 1992-03-26 1993-09-14 The University Of Tennessee Research Corporation Post-treatment of nonwoven webs
US5330559A (en) * 1992-08-11 1994-07-19 United Air Specialists, Inc. Method and apparatus for electrostatically cleaning particulates from air
US5474599A (en) * 1992-08-11 1995-12-12 United Air Specialists, Inc. Apparatus for electrostatically cleaning particulates from air
WO2002034364A1 (de) * 2000-10-26 2002-05-02 Tesa Ag Triboelektrische aufladung von geweben und gewirken
DE10059050C2 (de) * 2000-11-28 2003-02-27 Freudenberg Carl Kg Verfahren zur Herstellung eines triboelektrisch geladenen Vliesstoffs
EP1382833A1 (fr) * 2002-05-23 2004-01-21 Mann + Hummel GmbH Canalisation de circulation de gaz
US11819792B2 (en) 2014-11-14 2023-11-21 Columbus Industries, Inc. Bidirectional airflow filter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1663298A (en) * 1925-06-17 1928-03-20 Goodrich Co B F Rubber filter sheet
US2324838A (en) * 1936-06-13 1943-07-20 Harz Walter Filter material
GB492956A (en) * 1937-02-26 1938-09-26 Ig Farbenindustrie Ag Improvements relating to filters
BE436857A (ko) * 1938-11-02
US2347031A (en) * 1940-06-07 1944-04-18 Du Pont Air filter

Also Published As

Publication number Publication date
BE499333A (ko)
FR1023349A (fr) 1953-03-17
CH297823A (fr) 1954-04-15
GB677795A (en) 1952-08-20
US2612966A (en) 1952-10-07

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