JPS643648B2 - - Google Patents
Info
- Publication number
- JPS643648B2 JPS643648B2 JP11608280A JP11608280A JPS643648B2 JP S643648 B2 JPS643648 B2 JP S643648B2 JP 11608280 A JP11608280 A JP 11608280A JP 11608280 A JP11608280 A JP 11608280A JP S643648 B2 JPS643648 B2 JP S643648B2
- Authority
- JP
- Japan
- Prior art keywords
- core mold
- cement pipe
- core
- asbestos cement
- line position
- Prior art date
- 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
- 239000004568 cement Substances 0.000 claims description 64
- 238000000034 method Methods 0.000 claims description 14
- 239000010425 asbestos Substances 0.000 description 46
- 229910052895 riebeckite Inorganic materials 0.000 description 46
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 239000003365 glass fiber Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11608280A JPS5739912A (en) | 1980-08-23 | 1980-08-23 | Method of releasing core mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11608280A JPS5739912A (en) | 1980-08-23 | 1980-08-23 | Method of releasing core mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5739912A JPS5739912A (en) | 1982-03-05 |
| JPS643648B2 true JPS643648B2 (enExample) | 1989-01-23 |
Family
ID=14678260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11608280A Granted JPS5739912A (en) | 1980-08-23 | 1980-08-23 | Method of releasing core mold |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5739912A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59110585A (ja) * | 1982-12-17 | 1984-06-26 | 松下電器産業株式会社 | チヤツク |
| JPS59148638A (ja) * | 1983-02-15 | 1984-08-25 | Showa Denko Kk | 管材引抜方法 |
| JPS6455207A (en) * | 1987-08-26 | 1989-03-02 | Nippon Concrete Ind Co Ltd | Truck for device for demolding concrete column by pushing out |
-
1980
- 1980-08-23 JP JP11608280A patent/JPS5739912A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5739912A (en) | 1982-03-05 |
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