PT74993B - Procede de preparation de corps creux biorientes en materiel thermoplastique comportant un revetement impermeable aux gaz et resistant a l'eau - Google Patents
Procede de preparation de corps creux biorientes en materiel thermoplastique comportant un revetement impermeable aux gaz et resistant a l'eauInfo
- Publication number
- PT74993B PT74993B PT74993A PT7499382A PT74993B PT 74993 B PT74993 B PT 74993B PT 74993 A PT74993 A PT 74993A PT 7499382 A PT7499382 A PT 7499382A PT 74993 B PT74993 B PT 74993B
- Authority
- PT
- Portugal
- Prior art keywords
- water
- parison
- preform
- flakes
- polyvinyl alcohol
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/22—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor using multilayered preforms or parisons
-
- 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
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/151—Coating hollow 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/78—Measuring, controlling or regulating
- B29C2049/7879—Stretching, e.g. stretch rod
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/08—Biaxial stretching during blow-moulding
- B29C49/087—Means for providing controlled or limited stretch ratio
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Paints Or Removers (AREA)
- Molding Of Porous Articles (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Laminated Bodies (AREA)
- Dental Preparations (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Materials For Medical Uses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8111119A FR2507125A1 (fr) | 1981-06-03 | 1981-06-03 | Procede de preparation de corps creux biorientes en matiere thermoplastique, comportant un revetement impermeable aux gaz et resistant a l'eau et les corps creux obtenus conformement a ce procede |
Publications (2)
Publication Number | Publication Date |
---|---|
PT74993A PT74993A (fr) | 1982-07-01 |
PT74993B true PT74993B (fr) | 1985-05-17 |
Family
ID=9259207
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT74993A PT74993B (fr) | 1981-06-03 | 1982-06-02 | Procede de preparation de corps creux biorientes en materiel thermoplastique comportant un revetement impermeable aux gaz et resistant a l'eau |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0069682B1 (pt) |
JP (1) | JPS5816825A (pt) |
AT (1) | ATE14091T1 (pt) |
CA (1) | CA1192363A (pt) |
DE (1) | DE3264550D1 (pt) |
ES (1) | ES512774A0 (pt) |
FR (1) | FR2507125A1 (pt) |
GR (1) | GR76819B (pt) |
NO (1) | NO159779C (pt) |
PT (1) | PT74993B (pt) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60245236A (ja) * | 1984-05-21 | 1985-12-05 | Hitachi Ltd | 半導体製造装置 |
DE102015012937A1 (de) * | 2015-10-01 | 2017-04-06 | Kocher-Plastik Maschinenbau Gmbh | Vorrichtung zur Reduzierung der mikrobiologischen Kontaminaten von Behältererzeugnissen |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3600487A (en) * | 1969-09-08 | 1971-08-17 | Phillips Petroleum Co | Forming parisons with nucleated inner layer |
SE428542B (sv) * | 1976-02-18 | 1983-07-11 | Montedison Spa | Forfarande for framstellning av tva- eller flerskiktsprodukter tillverkade av termoplastmaterial |
-
1981
- 1981-06-03 FR FR8111119A patent/FR2507125A1/fr active Granted
-
1982
- 1982-05-28 EP EP82420068A patent/EP0069682B1/fr not_active Expired
- 1982-05-28 DE DE8282420068T patent/DE3264550D1/de not_active Expired
- 1982-05-28 AT AT82420068T patent/ATE14091T1/de not_active IP Right Cessation
- 1982-05-31 JP JP57091491A patent/JPS5816825A/ja active Granted
- 1982-06-01 NO NO821815A patent/NO159779C/no unknown
- 1982-06-01 GR GR68315A patent/GR76819B/el not_active IP Right Cessation
- 1982-06-02 PT PT74993A patent/PT74993B/pt not_active IP Right Cessation
- 1982-06-02 ES ES512774A patent/ES512774A0/es active Granted
- 1982-06-02 CA CA000404320A patent/CA1192363A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6210811B2 (pt) | 1987-03-09 |
PT74993A (fr) | 1982-07-01 |
NO159779C (no) | 1989-02-08 |
ES8304486A1 (es) | 1983-03-01 |
GR76819B (pt) | 1984-09-04 |
EP0069682B1 (fr) | 1985-07-03 |
FR2507125B1 (pt) | 1984-01-13 |
CA1192363A (fr) | 1985-08-27 |
FR2507125A1 (fr) | 1982-12-10 |
NO821815L (no) | 1982-12-06 |
NO159779B (no) | 1988-10-31 |
EP0069682A1 (fr) | 1983-01-12 |
JPS5816825A (ja) | 1983-01-31 |
ES512774A0 (es) | 1983-03-01 |
DE3264550D1 (en) | 1985-08-08 |
ATE14091T1 (de) | 1985-07-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US3996323A (en) | Method of producing double-walled synthetic plastics tubes having an outer wall with annular or helical corrugations | |
JPS6471728A (en) | Method and device for manufacturing seamless tube extrusion-molded and oriented from partial crystalline polymer | |
FI801500A (fi) | Foerfarande och apparatur foer extrudering av plastroer med sammansatta vaeggar | |
DE3460946D1 (en) | Method and apparatus for stabilizing the wall thickness at the extrusion of blown films, tubes or tubular rods made of plastics | |
CA1264910C (en) | PRODUCTION OF THERMOPLASTIC TUBES | |
US3600487A (en) | Forming parisons with nucleated inner layer | |
ZA827361B (en) | Production of pvc irrigation pipe and the pipe so produced | |
ATE97056T1 (de) | Vorrichtung zur herstellung von rohren mit ringfoermigen rippen. | |
US3720557A (en) | Process for lining conductive tubes with insulating material | |
DE3667632D1 (de) | Verfahren und einrichtung zur herstellung von doppelwandigen rohren. | |
PT74993A (fr) | Procede de preparation de corps creux biorientes en materiel thermoplastique comportant un revetement impermeable aux gaz et resistant a l'eau | |
CN100471652C (zh) | 用于制造带有连接套管的双壁型热塑管的装置 | |
US5925307A (en) | Method for forming oriented plastic pipe | |
JPS5736628A (en) | Method and apparatus for molding pipelike substance | |
SU1623871A1 (ru) | Способ изготовлени изделий из армированных пластиков | |
JPS57156227A (en) | Manufacture of tubular body | |
JPS5619732A (en) | Preparation of drain pipe | |
SE9100490D0 (sv) | Formblaasningsmetod | |
DE69308876D1 (de) | Verfahren zur herstellung einer im querschnittverformten rohrauskleidung | |
FR2430837A1 (fr) | Procede et dispositif de fabrication d'un tube en matiere plastique reticulee | |
GB752299A (en) | Method of forming hollow plastic articles | |
JPS5561437A (en) | Manufacturing method for thermoplastic resin foamed pipe | |
JPS55121016A (en) | Method of forming biaxial stretched polyester resin tube and molding device thereof | |
JPS5747621A (en) | Production of transparent film of thermoplastic resin | |
JPS57148629A (en) | Method and apparatus for manufacturing or ribbed currugated tube |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19971130 |