JPS5965040U - Icy riser tube protection device - Google Patents
Icy riser tube protection deviceInfo
- Publication number
- JPS5965040U JPS5965040U JP15898782U JP15898782U JPS5965040U JP S5965040 U JPS5965040 U JP S5965040U JP 15898782 U JP15898782 U JP 15898782U JP 15898782 U JP15898782 U JP 15898782U JP S5965040 U JPS5965040 U JP S5965040U
- Authority
- JP
- Japan
- Prior art keywords
- protection device
- icy
- riser tube
- tube protection
- riser pipe
- 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
Landscapes
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Earth Drilling (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の実施例１における水海用ライザー管保
護装置を設けた海上構造物の側面図、第２図は第１図の
Ａ−Ａ方向の平断面図、第３図は第１図の筒状部材の拡
大斜視図、第４図は本考案の実施例２における筒状部材
の側面図、第５図は本考案の実施例３における筒状部材
の側面図である。
１・・・上部デツキ構造物、４・・・ライザー管、５・
・・管取付用ガイド、６．６’ 、６″・・・筒状部材
、７Ａ・・・ジヨイント、７Ｂ・・・ジヨイント、９・
・・流氷、Ｌ・・・海水面。Fig. 1 is a side view of a marine structure equipped with a water riser pipe protection device according to Embodiment 1 of the present invention, Fig. 2 is a plan cross-sectional view taken along the line A-A in Fig. 1, and Fig. 3 is a 1 is an enlarged perspective view of the cylindrical member in FIG. 1, FIG. 4 is a side view of the cylindrical member in Embodiment 2 of the present invention, and FIG. 5 is a side view of the cylindrical member in Embodiment 3 of the present invention. 1... Upper deck structure, 4... Riser pipe, 5...
...Pipe installation guide, 6.6', 6"...Cylindrical member, 7A...Joint, 7B...Joint, 9.
...drift ice, L...sea level.
Claims (1)
海上構造物において、該ライザー管の海水面付近の周囲
を覆う筒状部材を、該上部デツキ構造物の下部に、取外
し可能に設けたことを特徴とする水海用ライザー管保護
装置。In an offshore structure in which a riser pipe is provided from an upper deck structure toward the seabed, a cylindrical member that covers the periphery of the riser pipe near the sea surface is removably provided at the lower part of the upper deck structure. A riser pipe protection device for water and sea.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15898782U JPS6015787Y2 (en) | 1982-10-22 | 1982-10-22 | Icy riser tube protection device |
| NO831427A NO831427L (en) | 1982-10-22 | 1983-04-22 | OFFSHORE OIL DRILLING CONSTRUCTION. |
| CA000426630A CA1197183A (en) | 1982-10-22 | 1983-04-25 | Marine riser protector for use on offshore oil drilling rigs in icy waters |
| FI831402A FI831402L (en) | 1982-10-22 | 1983-04-25 | OLJEBORRNINGSSTRUKTUR |
| US06/490,147 US4505618A (en) | 1982-10-22 | 1983-04-29 | Marine riser protector for use on offshore oil drilling rigs in icy waters |
| NO863035A NO863035D0 (en) | 1982-10-22 | 1986-07-28 | OFFSHORE OIL DRILLING CONSTRUCTION. |
| FI883687A FI883687A0 (en) | 1982-10-22 | 1988-08-08 | OLJEBORRNINGS-OFFSHORESTRUKTION. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15898782U JPS6015787Y2 (en) | 1982-10-22 | 1982-10-22 | Icy riser tube protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5965040U true JPS5965040U (en) | 1984-04-28 |
| JPS6015787Y2 JPS6015787Y2 (en) | 1985-05-17 |
Family
ID=30350106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15898782U Expired JPS6015787Y2 (en) | 1982-10-22 | 1982-10-22 | Icy riser tube protection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6015787Y2 (en) |
-
1982
- 1982-10-22 JP JP15898782U patent/JPS6015787Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6015787Y2 (en) | 1985-05-17 |
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