[go: up one dir, main page]

FR1208352A - Formage des matières plastiques sous pression de gaz - Google Patents

Formage des matières plastiques sous pression de gaz

Info

Publication number
FR1208352A
FR1208352A FR1208352DA FR1208352A FR 1208352 A FR1208352 A FR 1208352A FR 1208352D A FR1208352D A FR 1208352DA FR 1208352 A FR1208352 A FR 1208352A
Authority
FR
France
Prior art keywords
forming
gas pressure
under gas
plastics under
plastics
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
Application number
Other languages
English (en)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority claimed from US797373A external-priority patent/US2987767A/en
Application granted granted Critical
Publication of FR1208352A publication Critical patent/FR1208352A/fr
Expired 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
    • 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
    • B29C48/03—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
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
FR1208352D 1957-06-11 1958-06-06 Formage des matières plastiques sous pression de gaz Expired FR1208352A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1208352XA 1957-06-11 1957-06-11
US797373A US2987767A (en) 1957-06-11 1959-03-05 Fluid forming of plastics

Publications (1)

Publication Number Publication Date
FR1208352A true FR1208352A (fr) 1960-02-23

Family

ID=26818812

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1208352D Expired FR1208352A (fr) 1957-06-11 1958-06-06 Formage des matières plastiques sous pression de gaz

Country Status (1)

Country Link
FR (1) FR1208352A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1148736B (de) * 1960-04-30 1963-05-16 Kloeckner Werke Ag Vakuum-Kalibriervorrichtung fuer Kunststoffprofile, insbesondere Kunststoffhohlprofile
DE1296788B (de) * 1963-06-04 1969-06-04 North American Aviation Inc Dorn fuer eine Vorrichtung zum fortlaufenden Herstellen von Kunststoffrohren

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1148736B (de) * 1960-04-30 1963-05-16 Kloeckner Werke Ag Vakuum-Kalibriervorrichtung fuer Kunststoffprofile, insbesondere Kunststoffhohlprofile
DE1296788B (de) * 1963-06-04 1969-06-04 North American Aviation Inc Dorn fuer eine Vorrichtung zum fortlaufenden Herstellen von Kunststoffrohren

Similar Documents

Publication Publication Date Title
FR1224793A (fr) Récipient sous pression perfectionné
FR1136433A (fr) Fermeture sous pression
FR1193541A (fr) Cuiseur sous pression
FR1136157A (fr) Interrupteur à gaz sous pression
FR77894E (fr) Vaporisateur à gaz sous pression
FR1208352A (fr) Formage des matières plastiques sous pression de gaz
FR1172635A (fr) Distributeur fonctionnant sous la pression d'un gaz emprisonné dedans
CH360352A (fr) Soupape de distributeur sous pression
FR1243682A (fr) Moule pour fabriquer sous pression des matières mousseuses synthétiques
FR1146271A (fr) Détecteur de pression
FR1150088A (fr) Séparation de mélanges de gaz
FR1199141A (fr) Enceintes sous pression
FR1215455A (fr) Récipients de pression perfectionnés
FR1182975A (fr) Perfectionnements à l'aménagement des récipients sous pression
FR1206846A (fr) Transducteur de différence de pression
FR1158618A (fr) Régulateur de pression
FR1187266A (fr) Procédé facilitant la compression des gaz
FR1134254A (fr) Installation pour la production de gaz chauds sous pression
FR1216596A (fr) Perfectionnements aux vaporisateurs à gaz sous pression
FR1206974A (fr) Perfectionnement aux enceintes sous pression
FR1198920A (fr) Centrifugeuse sous pression
FR1147623A (fr) Perfectionnements aux ouvrages sous pression
FR1258750A (fr) Perfectionnement apporté aux récipients sous pression
FR1183449A (fr) Régulateur micrométrique de pression
FR1303754A (fr) Séparateur pour milieux gazeux sous pression