CH483919A - Dispositivo filtrante per testa di estrusione di materie plastiche - Google Patents

Dispositivo filtrante per testa di estrusione di materie plastiche

Info

Publication number: CH483919A
Authority: CH; Switzerland
Prior art keywords: plastic material; filtering device; extrusion head; material extrusion; head
Prior art date: 1945-04-07

Application number

CH1812567A

Other languages

English (en)

Inventor

Marianelli Luigi

Original Assignee

Marianelli Luigi

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.)

1945-04-07

Filing date

1967-12-21

Publication date

1970-01-15

1967-12-21 Application filed by Marianelli Luigi filed Critical Marianelli Luigi

1970-01-15 Publication of CH483919A publication Critical patent/CH483919A/it

Classifications

- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D99/00—Subject matter not provided for in other groups of this subclass
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/12—Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Extrusion Moulding Of Plastics Or The Like (AREA)
Rectifiers (AREA)

CH1812567A 1945-04-07 1967-12-21 Dispositivo filtrante per testa di estrusione di materie plastiche CH483919A (it)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB2480124X		1945-04-07
IT1232067		1967-02-06

Publications (1)

Publication Number	Publication Date
CH483919A true CH483919A (it)	1970-01-15

Family

ID=32232498

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH1812567A CH483919A (it)	1945-04-07	1967-12-21	Dispositivo filtrante per testa di estrusione di materie plastiche

Country Status (7)

Country	Link
US (2)	US2480124A (it)
AT (1)	AT307016B (it)
CH (1)	CH483919A (it)
DE (2)	DE1729193A1 (it)
ES (1)	ES349082A1 (it)
FR (1)	FR1554412A (it)
NL (2)	NL6801131A (it)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2933661A (en) *	1953-08-05	1960-04-19	Fansteel Metallurgical Corp	Rectifier and method of making same
US3715416A (en) *	1971-06-14	1973-02-06	Celanese Corp	Filter start-up in dry spinning acrylonitrile copolymer
US3940222A (en) *	1973-01-23	1976-02-24	J. Zink Co., Inc.	Filter changing valve unit
GB1455611A (en) *	1973-01-23	1976-11-17	Zink Co Inc	Plug valve units for extrusion apparatus
US3938924A (en) *	1974-03-28	1976-02-17	Celanese Corporation	Thermoplastic melt apparatus
US4108588A (en) *	1974-09-14	1978-08-22	C.F. Scheer & Cie.	Apparatus for processing molten liquid plastics, particularly for extrusion of plastics
JPS5927698B2 (ja) *	1977-11-28	1984-07-07	株式会社日本製鋼所	プラスチツク押出機における自動「ろ」網交換装置
DE3032690A1 (de) *	1980-08-29	1982-05-06	Agfa-Gevaert Ag, 5090 Leverkusen	Verfahren und vorrichtung zur kontinuierlichen filterung von fluessigkeiten
US5088231A (en) *	1987-03-04	1992-02-18	Agristar, Inc.	Automated system for micropropagation and culturing organic material
JPS63288732A (ja) *	1987-05-20	1988-11-25	Fuji Photo Film Co Ltd	押出成形機用フィルタ交換装置
DE3740911A1 (de) *	1987-12-03	1989-06-15	Hartig Guenter	Filtervorrichtung zur reinigung von kunststoffschmelzen
US4814186A (en) *	1988-02-29	1989-03-21	Beringer Co., Inc.	Polymer filtration apparatus
US4849113A (en) *	1988-05-23	1989-07-18	Hills William H	Continuous polymer filter
DE3900952C1 (it) *	1989-01-14	1990-03-22	Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover, De
DE4215472C1 (en) *	1992-05-11	1993-05-27	Gneuss Kunststofftechnik Gmbh, 4970 Bad Oeynhausen, De	Welt filter for cleaning plastic melts - having sieve plate cut=out along the side which can hold filters in the form of ring members
EP0569866B1 (de) *	1992-05-11	1996-03-13	GNEUSS KUNSTSTOFFTECHNIK GmbH	Filter für Kunststoffschmelzen
US5417866A (en) *	1993-07-02	1995-05-23	Extek, Inc.	Continuous flow polymer filtration apparatus and process
US5462653A (en) *	1994-02-15	1995-10-31	Hills, Inc.	Apparatus for continuous polymer filtration
DE19508658A1 (de) *	1994-03-15	1995-10-12	Wil Man Polymer Filtration Gmb	Verfahren zur Nachrüstung eines Filterkopfes eines Kunststoffextruders sowie Steueradapter zur Durchführung des Verfahrens
ATE186226T1 (de) *	1994-03-15	1999-11-15	Wil Man Polymer Filtration Gmb	Steuer- und filtriereinrichtung für mindestens zwei fluidteilströme
ATE208262T1 (de) *	1997-05-02	2001-11-15	Kreyenborg Verwaltungen	Filtereinrichtung für strangpressen und spritzgiessmaschinen
PL3088157T3 (pl) *	2015-04-30	2021-11-08	Fimic S.R.L.	Filtr do tworzyw sztucznych
EP3308940A1 (de) *	2016-10-17	2018-04-18	Next Generation Analytics GmbH	Filtersystem für viskose oder hochviskose flüssigkeiten, insbesondere kunststoffschmelzen und verfahren zur filtration von viskosen oder hochviskosen flüssigkeiten
CN107281792B (zh) *	2017-08-24	2019-04-02	王欣鑫	一种暖通管道除污器
US11260570B2 (en) *	2018-05-07	2022-03-01	PSI-Polymer Systems, Inc.	Filtration apparatuses and screen changer devices for polymer processing and related methods
PL3960422T3 (pl) *	2020-09-01	2023-02-27	Fimic S.R.L.	Urządzenie do ciągłej filtracji stopionego tworzywa sztucznego

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA684976A (en) *		1964-04-21	H. Rossiter Paul	Straining head for an extruder
US2184177A (en) *	1930-10-23	1939-12-19	Benjamin S Burrell	Strainer apparatus
BE545512A (it) *	1939-01-22
US2345122A (en) *	1939-10-17	1944-03-28	Herrmann Heinrich	Dry rectifier
US2243849A (en) *	1940-02-28	1941-06-03	Kratky Anton	Electric lamp filament
US3033256A (en) *	1960-08-17	1962-05-08	Dow Chemical Co	Screen changer for extruders
US3059276A (en) *	1960-12-05	1962-10-23	Sterling Extruder Corp	Extrusion apparatus
US3146494A (en) *	1961-11-13	1964-09-01	Nat Rubber Machinery Co	Extruder with reverse flow flushed breaker plate assembly

0
- NL NL132958D patent/NL132958C/xx active
1946
- 1946-04-06 US US660292A patent/US2480124A/en not_active Expired - Lifetime
1967
- 1967-12-21 CH CH1812567A patent/CH483919A/it not_active IP Right Cessation
1968
- 1968-01-10 ES ES349082A patent/ES349082A1/es not_active Expired
- 1968-01-25 DE DE19681729193 patent/DE1729193A1/de active Pending
- 1968-01-25 NL NL6801131A patent/NL6801131A/xx unknown
- 1968-01-25 DE DE6608658U patent/DE6608658U/de not_active Expired
- 1968-02-01 AT AT101268A patent/AT307016B/de not_active IP Right Cessation
- 1968-02-02 US US702677A patent/US3503096A/en not_active Expired - Lifetime
- 1968-02-05 FR FR1554412D patent/FR1554412A/fr not_active Expired

Also Published As

Publication number	Publication date
DE6608658U (de)	1971-10-07
US2480124A (en)	1949-08-30
NL132958C (it)	1900-01-01
ES349082A1 (es)	1969-04-01
US3503096A (en)	1970-03-31
AT307016B (de)	1973-05-10
NL6801131A (it)	1968-08-07
DE1729193A1 (de)	1971-06-03
FR1554412A (it)	1969-01-17

Publication	Publication Date	Title
CH483919A (it)	1970-01-15	Dispositivo filtrante per testa di estrusione di materie plastiche
FR930904A (fr)	1948-02-09	Esters linéaires fortement polymères
FR928843A (fr)	1947-12-09	Vibrateur
FR978708A (fr)	1951-04-17	Amincissement de matières par déformation plastique
FR918863A (fr)	1947-02-20	étancon télescopique perfectionné
FR1038615A (fr)	1953-09-30	Appareil convenant au moulage des matières thermoplastiques
FR949412A (fr)	1949-08-30	Matière plastique
ES173171A1 (es)	1946-05-16	Mejoras en aparatos transformadores-rectificadores
ES173013A1 (es)	1946-11-16	Mejoras en las toberas
FR930881A (fr)	1948-02-06	Fixe-cravate
AT175036B (de)	1953-05-26	Reinigungsgerät
FR922316A (fr)	1947-06-05	Peigne perfectionné
FR911495A (fr)	1946-07-09	Machine à rogner les bouchons
FR997954A (fr)	1952-01-14	Tarare perfectionné
FI22489A (fi)	1947-11-10	Kohopuristin
FR938016A (fr)	1948-09-02	Appareil piézo-électrique
FI22268A (fi)	1947-07-17	Suksipidinlaite
ES169070A1 (es)	1945-04-01	Aparato gasogeno perfeccionado
FR945441A (fr)	1949-05-04	Dispositif pour le moulage des matières thermoplastiques
FR912578A (fr)	1946-08-13	Nouvelle composition plastique
FR919371A (fr)	1947-03-06	Matériau plastique
FR969290A (fr)	1950-12-18	Filtre porte-filière
FR997309A (fr)	1952-01-04	Produit cosmétique
FI22787A (fi)	1948-03-12	Förfaringssätt för tvättning av fibröst material
FR931881A (fr)	1948-03-05	Appareil de filtration

Legal Events

Date	Code	Title	Description
1980-08-29	PL	Patent ceased