JPS5714295B2 - - Google Patents
Info
- Publication number
- JPS5714295B2 JPS5714295B2 JP4495076A JP4495076A JPS5714295B2 JP S5714295 B2 JPS5714295 B2 JP S5714295B2 JP 4495076 A JP4495076 A JP 4495076A JP 4495076 A JP4495076 A JP 4495076A JP S5714295 B2 JPS5714295 B2 JP S5714295B2
- Authority
- JP
- Japan
- 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
Links
Classifications
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- 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
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- 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
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4495076A JPS52128955A (en) | 1976-04-22 | 1976-04-22 | Method and device for producing inflation film |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4495076A JPS52128955A (en) | 1976-04-22 | 1976-04-22 | Method and device for producing inflation film |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52128955A JPS52128955A (en) | 1977-10-28 |
JPS5714295B2 true JPS5714295B2 (en) | 1982-03-24 |
Family
ID=12705755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4495076A Granted JPS52128955A (en) | 1976-04-22 | 1976-04-22 | Method and device for producing inflation film |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52128955A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55123424A (en) * | 1979-03-15 | 1980-09-22 | Sumitomo Bakelite Co Ltd | Biaxially oriented plastic film and its preparation |
JPS5811116A (en) * | 1981-07-14 | 1983-01-21 | Modern Mach Kk | Cooler for bubble |
US4626397A (en) * | 1984-10-29 | 1986-12-02 | Union Camp Corporation | Method for controlled orientation of extruded resins |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4931542A (en) * | 1972-07-25 | 1974-03-22 |
-
1976
- 1976-04-22 JP JP4495076A patent/JPS52128955A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4931542A (en) * | 1972-07-25 | 1974-03-22 |
Also Published As
Publication number | Publication date |
---|---|
JPS52128955A (en) | 1977-10-28 |