IT1074365B - Procedimento di estruszione di profilati plastici semiespansi e relativa apparecchiatura - Google Patents

Procedimento di estruszione di profilati plastici semiespansi e relativa apparecchiatura

Info

Publication number: IT1074365B
Authority: IT; Italy
Prior art keywords: semi; related equipment; plastic profiles; expanded plastic; extrusion procedure
Prior art date: 1977-03-22

Application number

IT21519/77A

Other languages

English (en)

Inventor

Erminio Del Monte

Vincenzo Cocca

Marco Bestetti

Original Assignee

Montedison Spa

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.)

1977-03-22

Filing date

1977-03-22

Publication date

1985-04-20

1977-03-22 Application filed by Montedison Spa filed Critical Montedison Spa

1977-03-22 Priority to IT21519/77A priority Critical patent/IT1074365B/it

1978-03-16 Priority to FR7807622A priority patent/FR2384611A1/fr

1978-03-21 Priority to ES468095A priority patent/ES468095A1/es

1978-03-22 Priority to BE186184A priority patent/BE865193A/xx

1985-04-20 Application granted granted Critical

1985-04-20 Publication of IT1074365B publication Critical patent/IT1074365B/it

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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
- B29C44/507—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through an annular die

IT21519/77A 1977-03-22 1977-03-22 Procedimento di estruszione di profilati plastici semiespansi e relativa apparecchiatura IT1074365B (it)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
IT21519/77A IT1074365B (it)	1977-03-22	1977-03-22	Procedimento di estruszione di profilati plastici semiespansi e relativa apparecchiatura
FR7807622A FR2384611A1 (fr)	1977-03-22	1978-03-16	Procede d'extrusion de profiles en matiere plastique semi-expansee et appareil pour la mise en oeuvre de ce procede
ES468095A ES468095A1 (es)	1977-03-22	1978-03-21	Procedimiento con su dispositivo de realizacion para la ex- trusion de perfiles estructurales plasticos semi-expandidos,macizos en caja o similares
BE186184A BE865193A (fr)	1977-03-22	1978-03-22	Procede d'extrusion de profiles en matiere plastique semi-expansee et appareil pour la mise en oeuvre de ce procede

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT21519/77A IT1074365B (it)	1977-03-22	1977-03-22	Procedimento di estruszione di profilati plastici semiespansi e relativa apparecchiatura

Publications (1)

Publication Number	Publication Date
IT1074365B true IT1074365B (it)	1985-04-20

Family

ID=11183010

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT21519/77A IT1074365B (it)	1977-03-22	1977-03-22	Procedimento di estruszione di profilati plastici semiespansi e relativa apparecchiatura

Country Status (4)

Country	Link
BE (1)	BE865193A (it)
ES (1)	ES468095A1 (it)
FR (1)	FR2384611A1 (it)
IT (1)	IT1074365B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0725123B2 (ja) *	1986-08-04	1995-03-22	ダウ化工株式会社	スチレン系樹脂発泡体の製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3413388A (en) *	1965-05-24	1968-11-26	Haveg Industries Inc	Rectangular extrusion
FR1498620A (fr) *	1966-09-07	1967-10-20	Kuhlmann Ets	Procédé et dispositif pour l'extrusion de matières plastiques expansibles
BE757510R (fr) *	1969-10-22	1971-04-14	Ugine Kuhlmann	Procede et dispositif pour l'extrusion de matieres plastiques expansibles
DE1963811A1 (de) *	1969-12-19	1971-06-24	Kunstatofferk Gebr Anger Gmbh	Verfahren und Vorrichtung zur Herstellung von Koerpern aus thermoplastischem Integralschaum
US3890416A (en) *	1972-05-05	1975-06-17	Wacker Chemie Gmbh	Method for producing a cavity or a zone of very low density in the interior of extruded profiles of foamable thermoplastics
DE2500534A1 (de) *	1975-01-08	1976-07-15	Spiess C F & Sohn	Verfahren und vorrichtung zum herstellen von verschluss-stopfen, insbesondere fuer flaschen o.dgl.

1977
- 1977-03-22 IT IT21519/77A patent/IT1074365B/it active
1978
- 1978-03-16 FR FR7807622A patent/FR2384611A1/fr active Granted
- 1978-03-21 ES ES468095A patent/ES468095A1/es not_active Expired
- 1978-03-22 BE BE186184A patent/BE865193A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
FR2384611B1 (it)	1980-10-17
FR2384611A1 (fr)	1978-10-20
BE865193A (fr)	1978-09-22
ES468095A1 (es)	1979-09-16

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