FR2604118B1 - Procede et appareil pour la fabrication d'un recipient creux en matiere plastique partiellement cristalline a orientation biaxe thermo-fixee - Google Patents

Procede et appareil pour la fabrication d'un recipient creux en matiere plastique partiellement cristalline a orientation biaxe thermo-fixee

Info

Publication number
FR2604118B1
FR2604118B1 FR878713021A FR8713021A FR2604118B1 FR 2604118 B1 FR2604118 B1 FR 2604118B1 FR 878713021 A FR878713021 A FR 878713021A FR 8713021 A FR8713021 A FR 8713021A FR 2604118 B1 FR2604118 B1 FR 2604118B1
Authority
FR
France
Prior art keywords
biax
thermo
manufacture
hollow container
partially crystalline
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR878713021A
Other languages
English (en)
Other versions
FR2604118A1 (fr
Inventor
Prakash R Ajmera
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Graham Packaging Plastic Products Inc
Original Assignee
Owens Illinois Plastic Products Inc
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.)
Filing date
Publication date
Application filed by Owens Illinois Plastic Products Inc filed Critical Owens Illinois Plastic Products Inc
Publication of FR2604118A1 publication Critical patent/FR2604118A1/fr
Application granted granted Critical
Publication of FR2604118B1 publication Critical patent/FR2604118B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/64—Heating or cooling preforms, parisons or blown articles
    • B29C49/66—Cooling by refrigerant introduced into the blown article
    • 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
    • B29C49/64—Heating or cooling preforms, parisons or blown articles
    • B29C49/6604—Thermal conditioning of the blown article
    • 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
    • B29C49/10—Biaxial stretching during blow-moulding using mechanical means for prestretching
    • B29C49/12—Stretching rods
    • 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
    • B29C49/58—Blowing means
    • 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
    • B29C49/64—Heating or cooling preforms, parisons or blown articles
    • B29C49/6472—Heating or cooling preforms, parisons or blown articles in several stages
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/16—Cooling
    • B29C2035/1616—Cooling using liquids
    • B29C2035/1625—Cooling using liquids other than water
    • B29C2035/165—Cooling using liquids other than water liquified gases
    • 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
    • B29C49/46—Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
    • B29C2049/4602—Blowing fluids
    • B29C2049/4605—Blowing fluids containing an inert gas, e.g. helium
    • B29C2049/4608—Nitrogen
    • 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
    • B29C49/46—Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
    • B29C2049/4602—Blowing fluids
    • B29C2049/4626—Blowing fluids containing carbon dioxide
    • 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
    • B29C49/64—Heating or cooling preforms, parisons or blown articles
    • B29C49/6604—Thermal conditioning of the blown article
    • B29C2049/6606—Cooling the article
    • B29C2049/6607—Flushing blown articles
    • B29C2049/6615—Flushing blown articles and exhausting through the blowing means
    • 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
    • B29C49/783—Measuring, controlling or regulating blowing pressure
    • B29C2049/7832—Blowing with two or more pressure levels
    • 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
    • B29C49/786—Temperature
    • B29C2049/7861—Temperature of the preform
    • B29C2049/7862—Temperature of the preform characterised by temperature values or ranges
    • 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
    • B29C49/786—Temperature
    • B29C2049/7864—Temperature of the mould
    • B29C2049/78645—Temperature of the mould characterised by temperature values or ranges
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/20—Opening, closing or clamping
    • B29C33/26—Opening, closing or clamping by pivotal movement
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
    • 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
    • B29C49/4205—Handling means, e.g. transfer, loading or discharging means
    • B29C49/42073—Grippers
    • B29C49/42075—Grippers with pivoting clamps
    • 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
    • B29C49/4205—Handling means, e.g. transfer, loading or discharging means
    • B29C49/42073—Grippers
    • B29C49/42085—Grippers holding inside the neck
    • 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
    • B29C49/64—Heating or cooling preforms, parisons or blown articles
    • B29C49/68—Ovens specially adapted for heating preforms or parisons
    • B29C49/6855—Cooling of heating means, e.g. avoiding overheating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING 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
    • B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0012—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular thermal properties
    • B29K2995/0017—Heat stable
FR878713021A 1986-09-22 1987-09-21 Procede et appareil pour la fabrication d'un recipient creux en matiere plastique partiellement cristalline a orientation biaxe thermo-fixee Expired - Fee Related FR2604118B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US90980086A 1986-09-22 1986-09-22

Publications (2)

Publication Number Publication Date
FR2604118A1 FR2604118A1 (fr) 1988-03-25
FR2604118B1 true FR2604118B1 (fr) 1994-07-29

Family

ID=25427858

Family Applications (1)

Application Number Title Priority Date Filing Date
FR878713021A Expired - Fee Related FR2604118B1 (fr) 1986-09-22 1987-09-21 Procede et appareil pour la fabrication d'un recipient creux en matiere plastique partiellement cristalline a orientation biaxe thermo-fixee

Country Status (7)

Country Link
JP (1) JPS6384918A (fr)
AU (1) AU580219B2 (fr)
CA (1) CA1288913C (fr)
DE (1) DE3729166A1 (fr)
FR (1) FR2604118B1 (fr)
GB (1) GB2195287B (fr)
ZA (1) ZA876266B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4790741A (en) * 1987-08-07 1988-12-13 Toyo Seikan Kaisha, Ltd. Apparatus for preparing heat-set plastic hollow vessel
FR2649035B1 (fr) * 1989-06-29 1991-10-25 Sidel Sa Procede de fabrication par etirage-soufflage de recipients en polyethyleneterephtalate destines au remplissage avec un liquide chaud
GB2238975A (en) * 1989-12-15 1991-06-19 Metal Box Plc Heatsetting of thermoplastics tubular articles
US5133468A (en) * 1991-06-14 1992-07-28 Constar Plastics Inc. Footed hot-fill container
JPH08164953A (ja) * 1994-11-24 1996-06-25 Aoto Insatsu Kk 包装袋及びその製造方法
US6168414B1 (en) * 1997-10-31 2001-01-02 Electra Form, Inc. Apparatus for cryogenic stretch blow molding
JP2007504022A (ja) * 2003-09-05 2007-03-01 エスアイジー テクノロジー リミテッド 容器ブロー成形方法および装置
DE10340915A1 (de) 2003-09-05 2005-03-31 Sig Technology Ltd. Verfahren und Vorrichtung zur Blasformung von Werkstücken
DE102006032140A1 (de) 2006-07-12 2008-02-21 Sig Technology Ltd. Verfahren und Vorrichtung zur Blasformung von Behältern
JP4858035B2 (ja) * 2006-09-19 2012-01-18 トヨタ自動車株式会社 リアクトルのコアおよびリアクトル
DE102008049905A1 (de) * 2008-10-02 2010-04-08 Krones Ag Schnellwechselsystem für Reckstangen
WO2011079917A1 (fr) * 2009-12-17 2011-07-07 Norgren Gmbh Système de moulage par soufflage avec tige extensible comprenant une ou plusieurs valves
CN103635389B (zh) 2011-01-31 2016-04-13 Khs有限责任公司 用于制造利用液态填充物填充的容器的方法和装置
DE102013111029A1 (de) 2013-10-04 2015-04-09 Krones Ag Blasformmaschine mit Blaskolben mit schräg angeordneten Verbindungsleitungen
DE102018214531A1 (de) * 2018-08-28 2020-03-05 Krones Ag Behälterbehandlungsanlage und -verfahren zur Herstellung von Kunststoffbehältern
DE102019116598A1 (de) 2019-06-19 2020-12-24 Khs Corpoplast Gmbh Verfahren und Vorrichtung zum Herstellen von gefüllten Behältern aus Vorformlingen

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE28497E (en) * 1959-10-15 1975-07-29 Method of and apparatus for making a plastic article
FR2122351A1 (en) * 1971-01-22 1972-09-01 Air Liquide Blow moulding - using chilled gas circulation or injection for accelerated cooling of mouldings
DE2434977A1 (de) * 1974-07-19 1976-02-05 Buse Kohlensaeure Verfahren und vorrichtung zum herstellen eines gegenstandes aus thermoplastischem kunststoff nach dem blasverfahren
GB1474044A (en) * 1974-12-03 1977-05-18 Ici Ltd Plastics container manufacture
GB1526492A (en) * 1976-02-09 1978-09-27 Farrell Plastic Mach Manufacture of plastics material articles
FR2389478B1 (fr) * 1977-05-04 1980-11-28 Rhone Poulenc Ind
DE2933639C2 (de) * 1979-08-07 1982-11-11 Yoshino Kogyosho Co., Ltd., Tokyo Verfahren zum Herstellen eines dünnwandigen flaschenförmigen Behälters aus gesättigtem Polyester
JPS5712617A (en) * 1980-06-26 1982-01-22 Mitsubishi Plastics Ind Ltd Production of bottle
US4512948A (en) * 1982-03-03 1985-04-23 Owens-Illinois, Inc. Method for making poly(ethylene terephthalate) article
US4476170A (en) * 1982-03-03 1984-10-09 Owens-Illinois, Inc. Poly(ethylene terephthalate) articles and method
JPS5993330A (ja) * 1982-11-19 1984-05-29 Dainippon Ink & Chem Inc 熱可塑性ポリエステル製耐熱容器の成形法およびブロ−ユニツト
US4764403A (en) * 1986-11-10 1988-08-16 Owens-Illinois Plastic Products Inc. Multilayer biaxially oriented heat set articles

Also Published As

Publication number Publication date
CA1288913C (fr) 1991-09-17
AU7832587A (en) 1988-03-24
GB8718440D0 (en) 1987-09-09
JPH0535666B2 (fr) 1993-05-27
JPS6384918A (ja) 1988-04-15
DE3729166A1 (de) 1988-04-21
ZA876266B (en) 1988-03-01
GB2195287B (en) 1990-05-02
GB2195287A (en) 1988-04-07
AU580219B2 (en) 1989-01-05
DE3729166C2 (fr) 1989-09-14
FR2604118A1 (fr) 1988-03-25

Similar Documents

Publication Publication Date Title
FR2604118B1 (fr) Procede et appareil pour la fabrication d'un recipient creux en matiere plastique partiellement cristalline a orientation biaxe thermo-fixee
FR2555500B1 (fr) Procede de fabrication d'articles creux, notamment de conteneurs, en plastique oriente biaxialement et partiellement cristallin
FR2326281A1 (fr) Procede et appareil pour la fabrication d'articles creux en plastique orientes
FR2600174B1 (fr) Lentille spherique multifoyer en matiere plastique et procede pour la fabriquer
FR2646805B1 (fr) Procede de fabrication d'un article creux en matiere plastique pourvu d'un trou
FR2343577A1 (fr) Procede et dispositif pour la fabrication de corps creux a partir d'une matiere thermoplastique
BE874775A (fr) Recipient en matiere plastique renforce et procede de fabrication
FR2276162A1 (fr) Procede et appareil pour la fabrication d'elements en matiere plastique
FR2459619B1 (fr) Procede pour l'obtention a partir de lactoserum, d'un produit enrichi en alpha-lactalbumine et applications dudit procede
FR2554792B1 (fr) Recipient d'aerosol et procede pour sa fabrication
FR2607008B1 (fr) Matiere pour prothese osseuse et procede pour sa production
IT1154711B (it) Macchina e procedimento per la formazione di bottiglie in plastica con mezzo allungamento e soffiaggio ritardati
IT1121904B (it) Involucro a sacchetto di materiale plastico a pareti multiple ed apparato nonche'processo per la sua produzione
BE852950A (fr) Procede pour la realisation d'un reflecteur en matiere synthetique metallise
BE872792A (fr) Polyesters thermoplastiques et procede de fabrication d'articles creux a partir de ceux-ci
FR2541240B1 (fr) Recipient a col large, en matiere plastique, a couvercle amovible
BE883628A (fr) Recipient metallique, son procede de fabrication et son application a la realisation d'un dispositif de chauffage indirect de liquide
EP0004092A3 (en) Methods and means for continuously biaxially orienting thermoplastic materials and for manufacturing such materials and forming articles therefrom in a continuous process
FR2584981B1 (fr) Matiere de transfert thermique et son procede de production
FR2521480B1 (fr) Appareil d'alimentation automatique en paraisons de matiere plastique pour la fabrication de corps creux
FR2479240B1 (fr) Polyesters thermoplastiques et procede de fabrication d'articles creux a partir de ces polyesters
FR2579131B3 (fr) Procede de production d'un recipient en plastique
FR2524376B1 (fr) Tete de soufflage pour la fabrication d'une feuille soufflee en matiere plastique
FR2630744B1 (fr) Procede d'obtention d'un materiau polymere utilisable en optique non lineaire et materiau polymere obtenu
IT1127057B (it) Macchina e procedimento per la produzione di bottiglie in plastica

Legal Events

Date Code Title Description
ST Notification of lapse