CN103883273B - Utilize saturation diving to support the double crane on ship that the method for standpipe is installed - Google Patents
Utilize saturation diving to support the double crane on ship that the method for standpipe is installed Download PDFInfo
- Publication number
- CN103883273B CN103883273B CN201410055865.8A CN201410055865A CN103883273B CN 103883273 B CN103883273 B CN 103883273B CN 201410055865 A CN201410055865 A CN 201410055865A CN 103883273 B CN103883273 B CN 103883273B
- Authority
- CN
- China
- Prior art keywords
- standpipe
- ship
- hypomere
- diving
- saturation
- 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.)
- Active
Links
Landscapes
- Earth Drilling (AREA)
Abstract
Utilize saturation diving to support the double crane on ship that a method for standpipe is installed, it is characterized in that: adopt following installation steps: one, transmit operating personnel to barge; Two, hypomere standpipe rigging is installed; Three, hang standpipe hypomere by two loop wheel machine examinations; Four, operating personnel are passed back; Five, by two loop wheel machines, standpipe hypomere to be sling, ship shifts out; Six, two loop wheel machines are fixed to standpipe hypomere on ship side; Seven, transfer standpipe hypomere and enter water, and make standpipe hypomere in water, keep vertical; Eight, main hoisting machine is freed; Nine, underwater robot diving; Ten, hypomere standpipe is embedded in riser clip fixing; 11, repeat above-mentioned steps until whole standpipe is installed. The present invention only needs saturation diving to support that ship+self propelled barge just can carry out the installation of Deepwater Risers, and not only greatly reduce and must ask resources on board, and, also improve operating efficiency and economic benefit.
Description
Technical field
The present invention relates to install the method for standpipe, relate in particular to a kind of two on saturation diving support ship that utilizeIndividual loop wheel machine completes smoothly lifting, righting, transmission and the installment work of standpipe under the cooperation of self propelled bargeDouble crane is installed the method for standpipe. Belong to Offshore Engineering field.
Background technology
In recent years, for saving the development cost of offshore oil and gas field, rely on built field facility exploitation periphery oilThe project in field is more and more. For example: at the South Sea, such project is to rely on the large-scale oil gas place that has mostlyThe comprehensive platform of reason ability, builds some small-sized well body panels or underwater well head facility nearby. And littleThe petroleum resources that type upper brace or underwater well head are produced is transported to integrated treatment platform, except newly-built connectionSubmarine pipeline outside, conventionally, new standpipe also to be installed on original legacy platform, to connect newly-built pipeline.
For the installation of standpipe, for a long time, relying on " large-scale lifting workboat+saturation diving alwaysSupport ship " or dynamic positioning vessel (DP)+saturation diving support ship (DSV) ", such as: ocean stoneOil " Lan Jiang " of engineering company and " Hua Tianlong " of Guangzhou Salvage Bureau etc. By hanging on boats and shipsMachine, directly slings standpipe above deck of shipment, and is put down and be placed in water, and by being fixed onThe buoyancy of water wings on standpipe, swims on the water surface standpipe; Then, extract suspension hook and connect verticalOn the suspension centre of pipe end, start loop wheel machine standpipe is erected, more slowly winched to assigned address, byDiver closes riser clip to be fixed under water.
At present, along with developing rapidly of China's Offshore Oil Industry, large-scale petroleum platform structure thing manufacture peaceThe task of dress is more and more heavier, and the marine transportation of these large structures and installation all must be by large-scale liftingsConstruction ship completes, but, because the existing large-scale lifting construction ship resource of China is but very tight,, construction period at sea, because of large-scale lifting workboat or dynamic positioning vessel fault, and cause meanwhileSaturation diving supports that the possibility of ship standby is very big, and construction speed should not be controlled, thereby, cause on costIncrease, the reduction in profit.
Summary of the invention
Main purpose of the present invention is to overcome the above-mentioned shortcoming that prior art exists, and utilizes and provide a kind ofThe method that on ship, double crane is installed standpipe is supported in saturation diving, and it utilizes comparatively economic saturation diving supportTwo loop wheel machines on ship, just can complete lifting, righting, transmission and the installation of standpipe; Realize with littleShip replaces large ship, and by the collocation mode of construction ship by large-scale lifting workboat+saturation diving support ship orThe pattern that becomes saturation diving support ship+self propelled barge of ship is supported in dynamic positioning vessel+saturation diving, not onlyReduce overall ship chartering expense, and, reduce due to large-scale lifting workboat or dynamic positioningShip fault, and produce the possibility of saturation diving support ship standby, meanwhile, make overall failure treat that probability is low,Operating efficiency and economic benefit are greatly improved.
The object of the invention is to be realized by following technical scheme:
Utilize saturation diving to support the double crane on ship that a method for standpipe is installed, it is characterized in that: adoptUse following installation steps:
The first step, supports that by saturation diving ship is passed to barge by operating personnel;
Second step, installs hypomere standpipe rigging by operating personnel, and supports the loop wheel machine on ship with saturation divingBe connected, then, remove binding strap and fixation means that fixed riser hypomere is used;
The 3rd step, supports two loop wheel machine examinations of ship to hang standpipe hypomere by saturation diving;
The 4th step, after examination is hung successfully, then transmits back saturation diving by operating personnel and supports ship;
The 5th step, by two loop wheel machine drivers of saturation diving support ship, slowly slings standpipe hypomere, is reachingAfter setting height, untie the hawser of two stem sterns, saturation diving supports that ship starts to shift out;
The 6th step, saturation diving supports that ship moves apart after barge, by two loop wheel machines, standpipe hypomere is fixed to ship sideUpper, diving supports that ship moves ship to platform;
The 7th step, after saturation diving supports that ship arrives near platform, utilizes propeller to advance near platform,Carrying out the transmission of standpipe hypomere prepares;
The 8th step, two loop wheel machines on ship are supported in saturation diving, start to transfer standpipe hypomere and enter water, two loop wheel machinesSlowly transfer, thereby, slowly righting standpipe hypomere, and make standpipe hypomere in water, keep vertical; Again willPlatform winch cable is passed to saturation diving and supports on the deck of ship, and by steel wire rope and standpipe hypomereThe dilatory blind plate of portion is connected;
The 9th step, saturation diving supports ship two loop wheel machines to continue to transfer standpipe hypomere, treats that platform winch is all subject toAfter power, observe main hoisting machine rigging stress by underwater robot, in the time that main hoisting machine does not stress completely, diveWater supervision manipulation acoustic control shackle controller, opens acoustic control shackle, and main hoisting machine is freed complete;
The tenth step, by underwater robot complete monitoring, ship two loop wheel machines are supported in platform winch and saturation divingWork in coordination with and transfer standpipe hypomere, in the time that standpipe hypomere is transferred to installation site, prepare to start diving;
The 11 step, by water under diving bell, saturated diver goes out after clock, and hypomere standpipe is embedded to standpipe cardIn son, merge clamp, and construction bolt;
The 12 step, utilizes saturation diving to support ship repeating step 1-10, transmits and transfers standpipe middle part to waterLower installation site;
The 13 step, saturated diver will standpipe middle part embed in riser clip, and group to standpipe middle part withFlange between standpipe bottom;
The 14 step, after standpipe middle part all embeds in riser clip, installs riser clip bolt;
The 15 step, utilizes saturation diving to support ship repeating step 1-10, then transmits riser upper to platformWinch;
The 16 step, air dive person embeds riser upper in riser clip, and group to riser upper withFlange between standpipe middle part;
The 17 step, when riser upper all embeds in riser clip, installs riser clip bolt;
The 18 step, reclaims all riggings, by the underwater robot " Invest, Then Investigate " that completes.
Described the 11 step, utilizes balancing weight to adjust the angle of bottom standpipe, and utilizes under Lever Blocks generalDuan Liguan embeds in riser clip, merges clamp, construction bolt, then with hydraulic spanner to supporting clip spiral shellThe afterburning locking of bolt.
In described the 14 step, the 17 step, install after riser clip bolt, then mounting flange packing ring,Utilize hydraulic elongator to carry out reinforcing to flange bolt, then, then with hydraulic spanner to supporting clip boltAfterburning locking.
Beneficial effect of the present invention:
(1) only need saturation diving to support that ship+self propelled barge just can carry out the installation of Deepwater Risers, fallLow overall ship chartering expense, saves a large amount of production costs.
(2) utilize saturation diving to support ship double crane that Deepwater Risers is installed, greatly reduce resources on boardMust ask, reduce standpipe the dependence to large-scale floating crane and dynamic positioning vessel is installed.
(3) reduced because large-scale lifting workboat or dynamic positioning vessel fault produce saturation diving and propped upHold the possibility of ship standby, greatly improved operating efficiency and economic benefit.
(4) sufficient typhoon protection emergency measure, is reduced to controlled range by construction risk, dramaticallyEnsure carrying out in order of construction.
Brief description of the drawings
Fig. 1 is that standpipe hoisting rig of the present invention is arranged schematic diagram.
Fig. 2 is that ship lifting standpipe schematic diagram is supported in saturation diving of the present invention.
Fig. 3 is that standpipe of the present invention supports that by saturation diving ship is passed to platform winch schematic diagram.
Fig. 4 is that saturation diving of the present invention supports ship two loop wheel machines to continue to transfer standpipe hypomere schematic diagram.
Fig. 5 is standpipe hypomere of the present invention scheme of installation under water.
Fig. 6 is standpipe underwater flange docking schematic diagram of the present invention.
Fig. 7 is scheme of installation under standpipe middle section water of the present invention.
Major label description in figure:
Standpipe rigging, 2. standpipe, 3, saturation diving are supported ship, 4. loop wheel machine, 5. winch, 6. saturated divingWater person, 7. underwater robot.
Detailed description of the invention
Standpipe of the present invention need be pressed designing requirement setting winch 5, and adopt welding manner before installing on platformNumber place suspension centre is installed, is changed the direction of winch 5 steel wire ropes by suspension centre, thereby, in the time that standpipe 2 transmitsCan change as required the direction of standpipe 2; Due to standpipe 2 transmit sea situation is required also very high, therefore, onlyHave under good sea conditions, guarantee saturation diving supports ship 3 to lean on mutually with barge safety, completesStandpipe 2 lifts by crane and transmits.
The marine installment work of standpipe of the present invention adopts following installation steps:
The first step, supports that by saturation diving ship 3 is passed to barge by operating personnel
The barge of transport standpipe 2 chooses place and casts anchor, and adjust bow to; Ship 3 is supported in saturation divingSlowly rely on barge larboard by angle of rake propelling, after two stem stern band cables, prop up from saturation divingHold on ship 3 and transmit operating personnel to barge;
Second step, as shown in Figure 1, installs hypomere standpipe rigging 1 by operating personnel, and props up with saturation divingThe loop wheel machine of holding on ship 3 is connected, and then, the binding strap that dismounting fixed riser 2 hypomeres are used is fixedly established with otherExecute;
The 3rd step, after cleaning fixed riser 2 hypomere facilities, is supported two loop wheel machines of ship 3 by saturation divingStandpipe 2 hypomeres are hung in examination;
The 4th step, after examination is hung successfully, then transmits back saturation diving by operating personnel and supports ship 3;
The 5th step, as shown in Figure 2, supports the bosun of ship 3 to command the department of two loop wheel machines 4 by saturation divingMachine, slowly slings standpipe 2 hypomeres, is reaching after setting height, unties the hawser of two stem sterns, fullSupport that with diving ship 3 starts to shift out;
The 6th step, saturation diving supports that ship 3 moves apart after barge, by two loop wheel machines 4, standpipe 2 hypomeres is fixedTo ship side, diving supports that ship 3 moves ship to WC8-3A platform;
The 7th step, saturation diving utilizes propeller to advance and leans on after supporting that ship 3 arrives near WC8-3A platformNearly platform, carries out the transmission of standpipe 2 hypomeres and prepares;
The 8th step, as shown in Figure 3, two loop wheel machines 4 on ship 3 are supported in saturation diving, start to transfer standpipe 2Hypomere enters water, and two loop wheel machines 4 are slowly transferred, thereby, slowly righting standpipe 2 hypomeres, and make standpipe 2 timesIn Duan Shui, keep vertical; Again platform winch 5 wire rope transfers are supported to the deck of ship 3 to saturation divingUpper, and steel wire rope is connected with the dilatory blind plate on standpipe 2 hypomere tops, check and guarantee to connect normally;
The 9th step, as shown in Figure 4, saturation diving supports 3 liang of loop wheel machines 4 of ship to continue to transfer standpipe 2 hypomeres,After platform winch 5 is all stressed, observe main hoisting machine rigging stress by underwater robot 7, wait to leadWhen loop wheel machine does not stress completely, diving superintendent manipulation acoustic control shackle controller, opens acoustic control shackle, main hoisting machineFree complete;
The tenth step, by underwater robot 7 complete monitorings, platform winch 5 is supported ship 3 with saturation divingTwo loop wheel machines 4 are worked in coordination with and are transferred standpipe 2 hypomeres, in the time that standpipe 2 hypomeres are transferred to installation site, prepare to startDiving;
The 11 step, as shown in Figure 5, by water under diving bell, saturated diver 6 goes out after clock, utilizes 5Ton balancing weight is adjusted the angle of bottom standpipe, and utilizes the instruments such as Lever Blocks that hypomere standpipe is embedded to standpipeIn clamp, merge clamp, and construction bolt, when construction bolt, with hydraulic spanner to riser clip boltAfterburning locking;
The 12 step, utilizes saturation diving to support ship 3 repeating step 1-10, transmits and transfers standpipe 2 middle partsInstallation site extremely under water;
The 13 step, as shown in Figure 6, saturated diver 6 embeds standpipe 2 middle parts in riser clip,And group is to the flange between standpipe 2 middle parts and standpipe 2 bottoms;
The 14 step, as shown in Figure 7, after standpipe 2 middle parts all embed in riser clip, installs verticalAfter pipe clamp bolt, then flange packing ring between standpipe 2 middle parts and standpipe 2 bottoms is installed, is used hydraulic elongatorFlange bolt is carried out to reinforcing, then, then with hydraulic spanner to the afterburning locking of riser clip bolt;
The 15 step, utilizes saturation diving to support ship 3 repeating step 1-10 to transmit standpipe 2 tops to flat againPlatform winch 5;
The 16 step, air dive person embeds riser upper in clamp, and group is to standpipe 2 tops and verticalManage the flange between 2 middle parts;
The 17 step, when standpipe 2 tops all embed in clamp, installs after riser clip bolt, then pacifiesFlange packing ring between dress standpipe 2 tops and standpipe 2 middle parts, carries out reinforcing to flange bolt with hydraulic elongatorLocking. With hydraulic spanner, the afterburning riser clip bolt of all needs being carried out to reinforcing locks;
The 18 step, reclaims all riggings, by underwater robot 7 " Invest, Then Investigate " that completes.
Ship, loop wheel machine, winch, the artificial prior art of underwater, not specified (NS) are supported in above-mentioned saturation divingTechnology be prior art.
The above, be only preferred embodiment of the present invention, not the present invention done any formalRestriction, any simple modification that every foundation technical spirit of the present invention is done above embodiment, etc.With changing and modifying, all still belong in the scope of technical solution of the present invention.
Claims (3)
1. utilize saturation diving to support the double crane on ship that a method for standpipe is installed, it is characterized in that:Adopt following installation steps:
The first step, supports that by saturation diving ship is passed to barge by operating personnel;
Second step, installs hypomere standpipe rigging by operating personnel, and supports the loop wheel machine on ship with saturation divingBe connected, then, remove binding strap and fixation means that fixed riser hypomere is used;
The 3rd step, supports two loop wheel machine examinations of ship to hang standpipe hypomere by saturation diving;
The 4th step, after examination is hung successfully, then transmits back saturation diving by operating personnel and supports ship;
The 5th step, by two loop wheel machine drivers of saturation diving support ship, slowly slings standpipe hypomere, is reachingAfter setting height, untie the hawser of two stem sterns, saturation diving supports that ship starts to shift out;
The 6th step, saturation diving supports that ship moves apart after barge, by two loop wheel machines, standpipe hypomere is fixed to ship sideUpper, diving supports that ship moves ship to platform;
The 7th step, after saturation diving supports that ship arrives near platform, utilizes propeller to advance near platform,Carrying out the transmission of standpipe hypomere prepares;
The 8th step, two loop wheel machines on ship are supported in saturation diving, start to transfer standpipe hypomere and enter water, two loop wheel machinesSlowly transfer, thereby, slowly righting standpipe hypomere, and make standpipe hypomere in water, keep vertical; Again willPlatform winch cable is passed to saturation diving and supports on the deck of ship, and by steel wire rope and standpipe hypomereThe dilatory blind plate of portion is connected;
The 9th step, saturation diving supports ship two loop wheel machines to continue to transfer standpipe hypomere, treats that platform winch is all subject toAfter power, observe main hoisting machine rigging stress by underwater robot, in the time that main hoisting machine does not stress completely, diveWater supervision manipulation acoustic control shackle controller, opens acoustic control shackle, and main hoisting machine is freed complete;
The tenth step, by underwater robot complete monitoring, ship two loop wheel machines are supported in platform winch and saturation divingWork in coordination with and transfer standpipe hypomere, in the time that standpipe hypomere is transferred to installation site, prepare to start diving;
The 11 step, by water under diving bell, saturated diver goes out after clock, and hypomere standpipe is embedded to standpipe cardIn son, merge clamp, and construction bolt;
The 12 step, utilizes saturation diving to support ship repeating step 1-10, transmits and transfers standpipe middle part to waterLower installation site;
The 13 step, saturated diver will standpipe middle part embed in riser clip, and group to standpipe middle part withFlange between standpipe bottom;
The 14 step, after standpipe middle part all embeds in riser clip, installs riser clip bolt;
The 15 step, utilizes saturation diving to support ship repeating step 1-10, then transmits riser upper to platformWinch;
The 16 step, air dive person embeds riser upper in riser clip, and group to riser upper withFlange between standpipe middle part;
The 17 step, when riser upper all embeds in riser clip, installs riser clip bolt;
The 18 step, reclaims all riggings, by the underwater robot " Invest, Then Investigate " that completes.
2. the side that utilizes saturation diving to support the double crane installation standpipe on ship according to claim 1Method, is characterized in that: described the 11 step, and utilize balancing weight to adjust the angle of bottom standpipe, and utilizeLever Blocks embeds hypomere standpipe in riser clip, merges clamp, construction bolt, then use hydraulic spannerTo the afterburning locking of supporting clip bolt.
3. the side that utilizes saturation diving to support the double crane installation standpipe on ship according to claim 1Method, is characterized in that: in described the 14 step, the 17 step, install after riser clip bolt, then pacifyDress flange packing ring, utilizes hydraulic elongator to carry out reinforcing to flange bolt, then, then with hydraulic spanner pairThe afterburning locking of supporting clip bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410055865.8A CN103883273B (en) | 2014-02-19 | 2014-02-19 | Utilize saturation diving to support the double crane on ship that the method for standpipe is installed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410055865.8A CN103883273B (en) | 2014-02-19 | 2014-02-19 | Utilize saturation diving to support the double crane on ship that the method for standpipe is installed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103883273A CN103883273A (en) | 2014-06-25 |
| CN103883273B true CN103883273B (en) | 2016-05-11 |
Family
ID=50952368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410055865.8A Active CN103883273B (en) | 2014-02-19 | 2014-02-19 | Utilize saturation diving to support the double crane on ship that the method for standpipe is installed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103883273B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849075B (en) * | 2015-03-24 | 2017-12-01 | 深圳海油工程水下技术有限公司 | Detection methods of the land simulation ROV to marine oil and gas underwater installation |
| CN105782568B (en) * | 2016-03-29 | 2017-10-24 | 中国海洋石油总公司 | The installation method of standpipe, pillar |
| CN108202215B (en) * | 2016-12-20 | 2020-12-11 | 上海船厂船舶有限公司 | Method for installing riser tensioner of drilling ship |
| CN108590547B (en) * | 2018-03-01 | 2019-09-17 | 深圳海油工程水下技术有限公司 | Standpipe installation method |
| CN112339936B (en) * | 2020-09-17 | 2022-07-01 | 海洋石油工程股份有限公司 | In-cabin installation method of riser monitoring system of floating production, storage and unloading device |
| CN112943131B (en) * | 2021-02-02 | 2022-07-01 | 海洋石油工程股份有限公司 | Marine riser dismantling method |
| CN113981966A (en) * | 2021-10-29 | 2022-01-28 | 中国海洋石油集团有限公司 | Underwater installation method for large-size anchor pile |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3877583A (en) * | 1974-01-18 | 1975-04-15 | Dolphin International | Pipe racking system |
| CN101203657A (en) * | 2005-06-30 | 2008-06-18 | 瑞士单浮筒系泊公司 | Riser installation method from an offshore production unit |
| CN101363218A (en) * | 2007-08-06 | 2009-02-11 | 中国海洋石油总公司 | Installation method of riser clip on offshore jacket |
| CN102213085A (en) * | 2010-04-09 | 2011-10-12 | 中国海洋石油总公司 | Installation method of vertical pipe of guide pipe rack |
| CN102235154A (en) * | 2010-05-07 | 2011-11-09 | 中国海洋石油总公司 | Stand pipe fixing device |
| CN102235548A (en) * | 2010-05-07 | 2011-11-09 | 中国海洋石油总公司 | Installation device for deepwater stand pipes and underwater facilities |
| CN103154424A (en) * | 2010-10-12 | 2013-06-12 | Bp北美公司 | Marine subsea free-standing riser systems and methods |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7287598B2 (en) * | 2000-06-02 | 2007-10-30 | Allis-Chalmers Energy, Inc. | Apparatus for, and method of, landing items at a well location |
-
2014
- 2014-02-19 CN CN201410055865.8A patent/CN103883273B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3877583A (en) * | 1974-01-18 | 1975-04-15 | Dolphin International | Pipe racking system |
| CN101203657A (en) * | 2005-06-30 | 2008-06-18 | 瑞士单浮筒系泊公司 | Riser installation method from an offshore production unit |
| CN101363218A (en) * | 2007-08-06 | 2009-02-11 | 中国海洋石油总公司 | Installation method of riser clip on offshore jacket |
| CN102213085A (en) * | 2010-04-09 | 2011-10-12 | 中国海洋石油总公司 | Installation method of vertical pipe of guide pipe rack |
| CN102235154A (en) * | 2010-05-07 | 2011-11-09 | 中国海洋石油总公司 | Stand pipe fixing device |
| CN102235548A (en) * | 2010-05-07 | 2011-11-09 | 中国海洋石油总公司 | Installation device for deepwater stand pipes and underwater facilities |
| CN103154424A (en) * | 2010-10-12 | 2013-06-12 | Bp北美公司 | Marine subsea free-standing riser systems and methods |
Non-Patent Citations (2)
| Title |
|---|
| 动力定位船立管安装技术;夏宝莹等;《中国造船》;20091130;第50卷;第515-521页 * |
| 深水立管安装技术进展;王懿等;《石油矿场机械》;20090630;第38卷(第6期);第4-8页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103883273A (en) | 2014-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103883273B (en) | Utilize saturation diving to support the double crane on ship that the method for standpipe is installed | |
| CN107697238B (en) | Deep-water floating type multifunctional dry-tree semi-submersible platform and offshore installation method thereof | |
| CN103738477B (en) | Method for replacing upper anchor cable of mooring anchor legs | |
| CN103395476B (en) | The installation method of a kind of subduction floating drum in ultra-deep-water | |
| CN103332269A (en) | Transportation and mounting ship of knapsack complete offshore wind power machine | |
| CN101850831A (en) | Hoisting method of living area block of large ocean maritime work platform | |
| CN1932160A (en) | Component assembling construction auxiliary apparatus in hydraulic engineering and using method thereof | |
| CN101492140A (en) | Sling apparatus for aluminum alloy catamaran and whole-boat set afloat process | |
| CN101475046B (en) | Large-sized thruster underwater installing process based on L type floating platform | |
| CN205168824U (en) | Whole installing the system that dismantles of marine fixed platform jacket | |
| CN103422483A (en) | Float-over mounting method for jacket in shallow water | |
| CN104554625A (en) | Revolving crane ship renovation method based on unmanned barge and crane barge | |
| CN110155262A (en) | A kind of dry tree semisubmersible platform with self installation function | |
| CN102213085A (en) | Installation method of vertical pipe of guide pipe rack | |
| CN104032718A (en) | Light self-floating manual-erecting elevated structure | |
| CN216269827U (en) | Offshore single point mooring replacement maintenance equipment | |
| CN101807786B (en) | Method for mounting power cable repairing final elbow | |
| CN108590547B (en) | Standpipe installation method | |
| CN100535251C (en) | Earth pit for prefabricating members for use in hydraulic engineering, float transferring device therefore, and their using method | |
| CN104973225B (en) | A kind of floating production platform | |
| CN103552655B (en) | A kind of 400 tons of lifting pipe laying vessel stinger installation methods waterborne | |
| CN207049435U (en) | Siphon piping water intake transporting and hoisting is with regard to bit platform | |
| CN101362008B (en) | Floating bag mounting method of fire-fighting pump armor tube on offshore platform | |
| CN104627326A (en) | Special lifting and vibration-driving ship for integrated driving of cell type steel sheet pile large cylinders and vice cells | |
| Dymarski et al. | Technology concept of TLP platform towing and installation in waters with depth of 60 m |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: OFFSHORE OIL ENGINEERING Co.,Ltd. Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee after: COOEC SUBSEA TECHNOLOGY Co.,Ltd. Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee before: OFFSHORE OIL ENGINEERING Co.,Ltd. Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee before: COOEC SUBSEA TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100010 No. 25 North Main Street, Dongcheng District, Beijing, Chaoyangmen Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Patentee after: OFFSHORE OIL ENGINEERING Co.,Ltd. Patentee after: CNOOC Shenzhen Ocean Engineering Technology Service Co.,Ltd. Address before: 100010 No. 25 North Main Street, Dongcheng District, Beijing, Chaoyangmen Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. Patentee before: OFFSHORE OIL ENGINEERING Co.,Ltd. Patentee before: COOEC SUBSEA TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |