IT1022304B - Procedimento ed apparecchiatura per il trattamento della superficie esterna e della superficie interna di un tubo di un materiale di resina termoplastica prodotto mediante estrusione - Google Patents
Procedimento ed apparecchiatura per il trattamento della superficie esterna e della superficie interna di un tubo di un materiale di resina termoplastica prodotto mediante estrusioneInfo
- Publication number
- IT1022304B IT1022304B IT7427695A IT2769574A IT1022304B IT 1022304 B IT1022304 B IT 1022304B IT 7427695 A IT7427695 A IT 7427695A IT 2769574 A IT2769574 A IT 2769574A IT 1022304 B IT1022304 B IT 1022304B
- Authority
- IT
- Italy
- Prior art keywords
- extrusion
- procedure
- pipe
- treatment
- equipment
- Prior art date
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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
- B29C48/903—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies externally
-
- 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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/904—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article using dry calibration, i.e. no quenching tank, e.g. with water spray for cooling or lubrication
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/908—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article characterised by calibrator surface, e.g. structure or holes for lubrication, cooling or venting
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow articles
- B29C48/912—Cooling of hollow articles of tubular films
- B29C48/913—Cooling of hollow articles of tubular films externally
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1973111459U JPS5056663U (it) | 1973-09-26 | 1973-09-26 | |
JP48107543A JPS5059453A (it) | 1973-09-26 | 1973-09-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1022304B true IT1022304B (it) | 1978-03-20 |
Family
ID=26447567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7427695A IT1022304B (it) | 1973-09-26 | 1974-09-25 | Procedimento ed apparecchiatura per il trattamento della superficie esterna e della superficie interna di un tubo di un materiale di resina termoplastica prodotto mediante estrusione |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2445566A1 (it) |
FR (1) | FR2244616B1 (it) |
GB (1) | GB1486016A (it) |
IT (1) | IT1022304B (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57182407A (en) * | 1981-05-07 | 1982-11-10 | Idemitsu Petrochem Co Ltd | Method and apparatus for preparing biaxially stretched sheet film |
US4649004A (en) * | 1983-12-27 | 1987-03-10 | Toyo Seikan Kaisha, Ltd. | Process for production of multi-layer pipes for draw-forming |
GB2221741B (en) * | 1988-08-11 | 1992-02-12 | British Gas Plc | Pipelining and liner pipe swaging dies |
CN111300793A (zh) * | 2019-12-20 | 2020-06-19 | 安徽巴瑞挤出设备有限公司 | 一种rtp管材包覆模具 |
-
1974
- 1974-09-20 GB GB41123/74A patent/GB1486016A/en not_active Expired
- 1974-09-24 DE DE19742445566 patent/DE2445566A1/de active Pending
- 1974-09-25 IT IT7427695A patent/IT1022304B/it active
- 1974-09-26 FR FR7432531A patent/FR2244616B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2244616A1 (it) | 1975-04-18 |
GB1486016A (en) | 1977-09-14 |
DE2445566A1 (de) | 1975-04-10 |
FR2244616B1 (it) | 1979-02-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ZA741868B (en) | Disassemblable fence made of plastics material | |
IT982800B (it) | Procedimento ed apparecchiatura per fabbricare fogli di materia le termoplastico | |
BE804931A (fr) | Matieres a mouler et stratiies thermoplastiques | |
YU43576A (en) | Improved nozzle of an extruder at a device for the manufacture of extrusion profiles | |
AR193921A1 (es) | Procedimiento para cubrir con resina un material elastomero en particulas | |
IT1010278B (it) | Procedimento per la produzione di un cavo metallico con strato interno di trefoli annegato in materiale plastico | |
AR203468A1 (es) | Procedimiento y aparato de fabricacion de un tubo de material plastico | |
BE822510A (fr) | Matieres a mouler thermoplastiques auto-extinguibles | |
IT971800B (it) | Procedimento e dispositivo per la formatura precisa di un pezzo metallico | |
IT1022304B (it) | Procedimento ed apparecchiatura per il trattamento della superficie esterna e della superficie interna di un tubo di un materiale di resina termoplastica prodotto mediante estrusione | |
IT976271B (it) | Dispositivo conformatore per estrusori di tubi di materie termoplastiche | |
IT1011561B (it) | Tubo flessibile composito e proce dimento per la sua fabbricazione | |
SE393042B (sv) | Strengsprutningsanordning for framstellning av en atminstone delvis av termoplast bestaende materialbana med stor bredd | |
BE784321A (fr) | Moule a injecteur | |
BE795214A (fr) | Matieres a mouler | |
IT948895B (it) | Procedimento ed apparecchio epr stampaggio di materie plastiche mediante estrusione | |
FR2327279A1 (fr) | Matieres a mouler thermoplastiques auto-extinguibles | |
SE404671B (sv) | Forfarande och anordning for vulkning av kontinuerligt slangmaterial | |
BE784834A (fr) | Matieres a mouler epoxydiques a durcissement rapide | |
AU4207572A (en) | Controlling a dimension of a continuous extrudate | |
BE805430A (fr) | Matieres a mouler difficilement inflammables et auto- extinguibles | |
CS181259B2 (en) | Equipment for manufacture of blocks from plastic materials | |
BE778135A (fr) | Matieres a mouler thermoplastiques | |
IT1020250B (it) | Apparecchiatura a sviluppo orizzontale per la vulcanizzazione di materiale isolante | |
IT948654B (it) | Procedimento e dispositivo per la produzione di fogli a partire da materiale sintetico termoplastico |