JPS4837459A - - Google Patents
Info
- Publication number
- JPS4837459A JPS4837459A JP46071663A JP7166371A JPS4837459A JP S4837459 A JPS4837459 A JP S4837459A JP 46071663 A JP46071663 A JP 46071663A JP 7166371 A JP7166371 A JP 7166371A JP S4837459 A JPS4837459 A JP S4837459A
- 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.)
- Pending
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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP46071663A JPS4837459A (de) | 1971-09-14 | 1971-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP46071663A JPS4837459A (de) | 1971-09-14 | 1971-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4837459A true JPS4837459A (de) | 1973-06-02 |
Family
ID=13467054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP46071663A Pending JPS4837459A (de) | 1971-09-14 | 1971-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4837459A (de) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51124543A (en) * | 1975-04-23 | 1976-10-30 | Mitsubishi Rayon Co | Acrylic resin covering material for farming |
| JPS51132259A (en) * | 1974-12-17 | 1976-11-17 | Nippon Carbide Ind Co Ltd | A thermoplastic resin film with durable ultraviolet ray absorption |
| JPS5243637A (en) * | 1975-09-25 | 1977-04-05 | Eiji Arie | Synthetic resin film for cultivation of leaf and stem vegetable |
| JPS5312942A (en) * | 1976-07-23 | 1978-02-06 | Nippon Carbide Ind Co Ltd | Films for agricultural applications |
| JPS5398238A (en) * | 1977-01-06 | 1978-08-28 | Nippon Carbide Kogyo Kk | Accelerating method of photosynthesis of useful plant and covering material therefor |
| JPS53138846A (en) * | 1977-05-11 | 1978-12-04 | Nippon Carbide Kogyo Kk | Cultivation of mixeddbreed melon |
| JPS57209948A (en) * | 1981-06-19 | 1982-12-23 | Mitsui Toatsu Chem Inc | Agricultural pvc film |
| JPS62104525A (ja) * | 1986-04-08 | 1987-05-15 | 三菱化成ビニル株式会社 | 合成樹脂製農業用被覆薄板の展張方法 |
-
1971
- 1971-09-14 JP JP46071663A patent/JPS4837459A/ja active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51132259A (en) * | 1974-12-17 | 1976-11-17 | Nippon Carbide Ind Co Ltd | A thermoplastic resin film with durable ultraviolet ray absorption |
| JPS5745259B2 (de) * | 1974-12-17 | 1982-09-27 | ||
| JPS51124543A (en) * | 1975-04-23 | 1976-10-30 | Mitsubishi Rayon Co | Acrylic resin covering material for farming |
| JPS6030485B2 (ja) * | 1975-04-23 | 1985-07-17 | 三菱レイヨン株式会社 | 農業用アクリル系樹脂被覆材 |
| JPS5243637A (en) * | 1975-09-25 | 1977-04-05 | Eiji Arie | Synthetic resin film for cultivation of leaf and stem vegetable |
| JPS5751861B2 (de) * | 1975-09-25 | 1982-11-04 | ||
| JPS5347383B2 (de) * | 1976-07-23 | 1978-12-20 | ||
| JPS5312942A (en) * | 1976-07-23 | 1978-02-06 | Nippon Carbide Ind Co Ltd | Films for agricultural applications |
| JPS5398238A (en) * | 1977-01-06 | 1978-08-28 | Nippon Carbide Kogyo Kk | Accelerating method of photosynthesis of useful plant and covering material therefor |
| JPS53138846A (en) * | 1977-05-11 | 1978-12-04 | Nippon Carbide Kogyo Kk | Cultivation of mixeddbreed melon |
| JPH0131847B2 (de) * | 1977-05-11 | 1989-06-28 | Nippon Carbide Kogyo Kk | |
| JPS57209948A (en) * | 1981-06-19 | 1982-12-23 | Mitsui Toatsu Chem Inc | Agricultural pvc film |
| JPS62104525A (ja) * | 1986-04-08 | 1987-05-15 | 三菱化成ビニル株式会社 | 合成樹脂製農業用被覆薄板の展張方法 |