JPS63153523U - - Google Patents
Info
- Publication number
- JPS63153523U JPS63153523U JP4855187U JP4855187U JPS63153523U JP S63153523 U JPS63153523 U JP S63153523U JP 4855187 U JP4855187 U JP 4855187U JP 4855187 U JP4855187 U JP 4855187U JP S63153523 U JPS63153523 U JP S63153523U
- Authority
- JP
- Japan
- Prior art keywords
- heat treatment
- furnace opening
- creating
- around
- inert gas
- 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
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4855187U JPS63153523U (fi) | 1987-03-30 | 1987-03-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4855187U JPS63153523U (fi) | 1987-03-30 | 1987-03-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63153523U true JPS63153523U (fi) | 1988-10-07 |
Family
ID=30870188
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4855187U Pending JPS63153523U (fi) | 1987-03-30 | 1987-03-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63153523U (fi) |
-
1987
- 1987-03-30 JP JP4855187U patent/JPS63153523U/ja active Pending