FR2322724B1 - - Google Patents

Info

Publication number
FR2322724B1
FR2322724B1 FR7527231A FR7527231A FR2322724B1 FR 2322724 B1 FR2322724 B1 FR 2322724B1 FR 7527231 A FR7527231 A FR 7527231A FR 7527231 A FR7527231 A FR 7527231A FR 2322724 B1 FR2322724 B1 FR 2322724B1
Authority
FR
France
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
FR7527231A
Other languages
French (fr)
Other versions
FR2322724A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7527231A priority Critical patent/FR2322724A1/en
Publication of FR2322724A1 publication Critical patent/FR2322724A1/en
Application granted granted Critical
Publication of FR2322724B1 publication Critical patent/FR2322724B1/fr
Granted 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
    • B29C48/901—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
    • B29C48/88—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
    • B29C48/905—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 wet calibration, i.e. in a quenching tank
    • 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR7527231A 1975-09-02 1975-09-02 External vacuum calibration of extrudates - to achieve calibration and high throughput without vacuum pumps Granted FR2322724A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7527231A FR2322724A1 (en) 1975-09-02 1975-09-02 External vacuum calibration of extrudates - to achieve calibration and high throughput without vacuum pumps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7527231A FR2322724A1 (en) 1975-09-02 1975-09-02 External vacuum calibration of extrudates - to achieve calibration and high throughput without vacuum pumps

Publications (2)

Publication Number Publication Date
FR2322724A1 FR2322724A1 (en) 1977-04-01
FR2322724B1 true FR2322724B1 (en) 1978-04-14

Family

ID=9159652

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7527231A Granted FR2322724A1 (en) 1975-09-02 1975-09-02 External vacuum calibration of extrudates - to achieve calibration and high throughput without vacuum pumps

Country Status (1)

Country Link
FR (1) FR2322724A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4340340A (en) * 1980-12-18 1982-07-20 Plastic Machinery Corporation Vacuum system
DE3618656A1 (en) * 1986-06-03 1987-12-10 Otto Spitzmueller DEVICE FOR CALIBRATING A HOLLOW PLASTIC PROFILE
US5484557A (en) * 1993-10-05 1996-01-16 Mikron Industries Method of and apparatus for the cooling of extruded plastic profiles or sections
DE102007050949A1 (en) 2007-10-23 2009-04-30 Cincinnati Extrusion Gmbh Method of using energy in the cooling of extrusion profiles

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1130138A (en) * 1955-07-21 1957-01-31 Cie Francaise Des Metaux Improvement in manufacturing equipment for plastic tubes and more particularly polyamides
DE1809285A1 (en) * 1968-11-16 1970-06-11 Roehm & Haas Gmbh Calibration sleeve with liquid cooling
DE2244294A1 (en) * 1972-09-09 1974-03-21 Continental Gummi Werke Ag PROCESS AND EQUIPMENT FOR CALIBRATING THE OUTER SHEATH AND COOLING EXTRUDED HOLLOW PROFILE STRIPS MADE OF THERMOPLASTIC PLASTICS

Also Published As

Publication number Publication date
FR2322724A1 (en) 1977-04-01

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Legal Events

Date Code Title Description
CL Concession to grant licences
ST Notification of lapse
R1 Appeal
D1 Decision of the director general to report the decision of lapse
ST Notification of lapse