JPS57180794A - Tree cap for pit port apparatus - Google Patents
Tree cap for pit port apparatusInfo
- Publication number
- JPS57180794A JPS57180794A JP6425381A JP6425381A JPS57180794A JP S57180794 A JPS57180794 A JP S57180794A JP 6425381 A JP6425381 A JP 6425381A JP 6425381 A JP6425381 A JP 6425381A JP S57180794 A JPS57180794 A JP S57180794A
- Authority
- JP
- Japan
- Prior art keywords
- tree cap
- port apparatus
- pit port
- pit
- tree
- 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.)
- Granted
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6425381A JPS5824595B2 (en) | 1981-04-30 | 1981-04-30 | Tree cap for wellhead equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6425381A JPS5824595B2 (en) | 1981-04-30 | 1981-04-30 | Tree cap for wellhead equipment |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57180794A true JPS57180794A (en) | 1982-11-06 |
JPS5824595B2 JPS5824595B2 (en) | 1983-05-21 |
Family
ID=13252816
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6425381A Expired JPS5824595B2 (en) | 1981-04-30 | 1981-04-30 | Tree cap for wellhead equipment |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5824595B2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61108599U (en) * | 1984-12-21 | 1986-07-09 | ||
CN103277065B (en) * | 2013-05-23 | 2015-11-18 | 宝鸡石油机械有限责任公司 | A kind of underwater production tree cup |
-
1981
- 1981-04-30 JP JP6425381A patent/JPS5824595B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5824595B2 (en) | 1983-05-21 |
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