FI41456C - Menetelmä ja laitteisto putkimaisen kalvon valmistamiseksi muoviaineesta - Google Patents
Menetelmä ja laitteisto putkimaisen kalvon valmistamiseksi muoviaineestaInfo
- Publication number
- FI41456C FI41456C FI652499A FI249965A FI41456C FI 41456 C FI41456 C FI 41456C FI 652499 A FI652499 A FI 652499A FI 249965 A FI249965 A FI 249965A FI 41456 C FI41456 C FI 41456C
- Authority
- FI
- Finland
- Prior art keywords
- making
- plastic material
- tubular film
- tubular
- film
- 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
- B29B13/023—Half-products, e.g. films, plates
- B29B13/024—Hollow bodies, e.g. tubes or profiles
-
- 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
- B29C48/911—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
- B29C48/001—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)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4273464 | 1964-10-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
FI41456B FI41456B (fi) | 1969-07-31 |
FI41456C true FI41456C (fi) | 1969-11-10 |
Family
ID=10425743
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI652499A FI41456C (fi) | 1964-10-20 | 1965-10-20 | Menetelmä ja laitteisto putkimaisen kalvon valmistamiseksi muoviaineesta |
Country Status (10)
Country | Link |
---|---|
AT (1) | AT271001B (fi) |
BE (1) | BE671166A (fi) |
CH (1) | CH437756A (fi) |
DE (1) | DE1504064C2 (fi) |
DK (1) | DK114442B (fi) |
ES (1) | ES318689A1 (fi) |
FI (1) | FI41456C (fi) |
IL (1) | IL24483A (fi) |
LU (1) | LU49661A1 (fi) |
SE (1) | SE302208B (fi) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK144183A (da) * | 1982-04-02 | 1983-10-03 | Fbk International Corp | Fremgangsmaade og apparat til koeling og afgysning af en extruderet folie af plastmateriale |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL280792A (fi) * | 1961-07-12 |
-
1965
- 1965-10-18 AT AT942865A patent/AT271001B/de active
- 1965-10-19 CH CH1436765A patent/CH437756A/de unknown
- 1965-10-19 SE SE13516/65A patent/SE302208B/xx unknown
- 1965-10-19 IL IL24483A patent/IL24483A/xx unknown
- 1965-10-19 LU LU49661A patent/LU49661A1/xx unknown
- 1965-10-20 FI FI652499A patent/FI41456C/fi active
- 1965-10-20 DK DK536565AA patent/DK114442B/da unknown
- 1965-10-20 ES ES0318689A patent/ES318689A1/es not_active Expired
- 1965-10-20 BE BE671166A patent/BE671166A/xx unknown
- 1965-10-20 DE DE1504064A patent/DE1504064C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH437756A (de) | 1967-06-15 |
AT271001B (de) | 1969-05-27 |
DE1504064C2 (de) | 1980-04-17 |
BE671166A (fi) | 1966-04-20 |
DK114442B (da) | 1969-06-30 |
IL24483A (en) | 1969-01-29 |
ES318689A1 (es) | 1966-05-16 |
SE302208B (fi) | 1968-07-08 |
FI41456B (fi) | 1969-07-31 |
LU49661A1 (fi) | 1965-12-20 |
DE1504064B1 (de) | 1970-09-03 |
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