JPS6312308Y2 - - Google Patents
Info
- Publication number
- JPS6312308Y2 JPS6312308Y2 JP2616281U JP2616281U JPS6312308Y2 JP S6312308 Y2 JPS6312308 Y2 JP S6312308Y2 JP 2616281 U JP2616281 U JP 2616281U JP 2616281 U JP2616281 U JP 2616281U JP S6312308 Y2 JPS6312308 Y2 JP S6312308Y2
- Authority
- JP
- Japan
- Prior art keywords
- line
- sleeve
- gate valve
- pipe
- flange
- 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
- 239000000843 powder Substances 0.000 claims description 16
- 238000005553 drilling Methods 0.000 description 12
- 239000000428 dust Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
- Details Of Valves (AREA)
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2616281U JPS6312308Y2 (enrdf_load_html_response) | 1981-02-27 | 1981-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2616281U JPS6312308Y2 (enrdf_load_html_response) | 1981-02-27 | 1981-02-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57139793U JPS57139793U (enrdf_load_html_response) | 1982-09-01 |
| JPS6312308Y2 true JPS6312308Y2 (enrdf_load_html_response) | 1988-04-08 |
Family
ID=29823868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2616281U Expired JPS6312308Y2 (enrdf_load_html_response) | 1981-02-27 | 1981-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6312308Y2 (enrdf_load_html_response) |
-
1981
- 1981-02-27 JP JP2616281U patent/JPS6312308Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57139793U (enrdf_load_html_response) | 1982-09-01 |
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