SE8800175D0 - Forfarande och anordning for endring av temperaturen hos en plastmassa genom kylning eller vermning av densamma - Google Patents
Forfarande och anordning for endring av temperaturen hos en plastmassa genom kylning eller vermning av densammaInfo
- Publication number
- SE8800175D0 SE8800175D0 SE8800175A SE8800175A SE8800175D0 SE 8800175 D0 SE8800175 D0 SE 8800175D0 SE 8800175 A SE8800175 A SE 8800175A SE 8800175 A SE8800175 A SE 8800175A SE 8800175 D0 SE8800175 D0 SE 8800175D0
- Authority
- SE
- Sweden
- Prior art keywords
- temperature
- procedure
- cooling
- changing
- heating
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
- B29B13/022—Melting the material to be shaped
-
- 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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/83—Heating or cooling the cylinders
- B29C48/834—Cooling
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8800175A SE8800175L (sv) | 1988-01-20 | 1988-01-20 | Foerfarande och anordning foer aendring av temperaturen hos en plastmassa genom kylning eller vaermning av densamma |
PCT/SE1989/000017 WO1989006593A1 (en) | 1988-01-20 | 1989-01-20 | A method and a device for changing the temperature of a plastic melt by cooling or heating the same |
EP89901608A EP0396604A1 (en) | 1988-01-20 | 1989-01-20 | A method and a device for changing the temperature of a plastic melt by cooling or heating the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8800175A SE8800175L (sv) | 1988-01-20 | 1988-01-20 | Foerfarande och anordning foer aendring av temperaturen hos en plastmassa genom kylning eller vaermning av densamma |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8800175D0 true SE8800175D0 (sv) | 1988-01-20 |
SE8800175L SE8800175L (sv) | 1989-07-21 |
Family
ID=20371120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8800175A SE8800175L (sv) | 1988-01-20 | 1988-01-20 | Foerfarande och anordning foer aendring av temperaturen hos en plastmassa genom kylning eller vaermning av densamma |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0396604A1 (sv) |
SE (1) | SE8800175L (sv) |
WO (1) | WO1989006593A1 (sv) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE873140C (de) * | 1940-10-10 | 1953-04-09 | Siemens Ag | Vorrichtung zum Spritzen von Formkoerpern aus waermebildsamen Massen, insbesondere Kunstharzen |
CH454432A (de) * | 1966-08-22 | 1968-04-15 | List Heinz | Apparat zur thermischen Behandlung von plastischen Stoffen |
US3752635A (en) * | 1971-03-22 | 1973-08-14 | Reynolds Metals Co | Apparatus for making plastic film |
SE395856B (sv) * | 1972-11-17 | 1977-08-29 | Morling Claes Hugo Vilhem | Anordning for homogenisering av plasticerat material |
DE2337984A1 (de) * | 1973-07-26 | 1975-02-06 | Lorenian Zareh | Plastifizier-, misch- und homogenisierungsvorrichtung fuer pulver- oder granulatfoermige werkstoffe |
DE2621388A1 (de) * | 1975-05-16 | 1976-12-23 | Meccaniche Co Mec S P A Costru | Einrichtung zur ueberwachung und regelung der temperatur im inneren des kerns von extrudiertem, thermoplastischem material |
GB2034236A (en) * | 1978-11-08 | 1980-06-04 | Farrel Bridge Ltd | Effecting heat transfer during screw extrusion |
US4249877A (en) * | 1979-03-26 | 1981-02-10 | Machen James F | High-speed direct-drive extruder |
-
1988
- 1988-01-20 SE SE8800175A patent/SE8800175L/sv not_active Application Discontinuation
-
1989
- 1989-01-20 EP EP89901608A patent/EP0396604A1/en not_active Withdrawn
- 1989-01-20 WO PCT/SE1989/000017 patent/WO1989006593A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
SE8800175L (sv) | 1989-07-21 |
WO1989006593A1 (en) | 1989-07-27 |
EP0396604A1 (en) | 1990-11-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 8800175-5 Effective date: 19940801 |