JPH03129821U - - Google Patents
Info
- Publication number
- JPH03129821U JPH03129821U JP3960690U JP3960690U JPH03129821U JP H03129821 U JPH03129821 U JP H03129821U JP 3960690 U JP3960690 U JP 3960690U JP 3960690 U JP3960690 U JP 3960690U JP H03129821 U JPH03129821 U JP H03129821U
- Authority
- JP
- Japan
- Prior art keywords
- double pipe
- solidifying
- casting
- pipes
- ceramic
- 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.)
- Pending
Links
- 238000005266 casting Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Steam Or Hot-Water Central Heating Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3960690U JPH03129821U (pt) | 1990-04-12 | 1990-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3960690U JPH03129821U (pt) | 1990-04-12 | 1990-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03129821U true JPH03129821U (pt) | 1991-12-26 |
Family
ID=31548666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3960690U Pending JPH03129821U (pt) | 1990-04-12 | 1990-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03129821U (pt) |
-
1990
- 1990-04-12 JP JP3960690U patent/JPH03129821U/ja active Pending