CN205076011U - Combination flotation tank formula sea worker's platform launching gear - Google Patents
Combination flotation tank formula sea worker's platform launching gear Download PDFInfo
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- CN205076011U CN205076011U CN201520859165.4U CN201520859165U CN205076011U CN 205076011 U CN205076011 U CN 205076011U CN 201520859165 U CN201520859165 U CN 201520859165U CN 205076011 U CN205076011 U CN 205076011U
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- 238000005188 flotation Methods 0.000 title abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 7
- 239000013535 sea water Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a combination flotation tank formula sea worker's platform launching gear, including upper mounting plate and lower platform, the upper mounting plate setting is on platform down, and lower platform the setting under water and down bottom of platform contacts bottom the basin, set up the breach that shoe station stake zone location is relative and quantity equals with sea worker's platform down on the platform respectively, the upper mounting plate includes the box that a plurality of was arranged in proper order, and each box is all laid under on the platform, and has partial box to install the breach department of platform under just in the box, the bottom of each box all be provided with be used for realizing, the seabed valve of drainage. The utility model discloses reduce the offal cost by a wide margin, reduced influence and the risk of morning and evening tides stormy waves to the offal process, shortened the offal cycle, can satisfy the offal requirement of all functional sea worker's platforms at present betterly.
Description
Technical Field
The utility model belongs to the technical field of marine platform is launched, especially, relate to a combination flotation tank formula marine platform launching device.
Background
With the further increase of the development of offshore oil and gas resources, the offshore platform gradually tends to use a large comprehensive platform for development, and the existing marine platform generally has two launching modes, one mode is to integrally hoist the water by using a large floating crane, and the other mode is to launch the water by using a semi-submersible barge. However, the dead weight of the current marine platform project is more than 6000 tons, the global range of the floating crane capable of meeting the tonnage lifting capacity is very limited, and the lifting cost is very expensive. Semi-submersible barge launching needs to be carried out, and the semi-submersible barge is influenced by ship time, cost and a specific submerging area, so that the launching requirements of multiple batches of marine platforms are difficult to meet.
It will thus be seen that the prior art is susceptible to further improvements and enhancements.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an avoid the weak point that above-mentioned prior art exists, provide one kind and can reduce the cost of launching by a wide margin, reduce morning and evening tides stormy waves to the combination flotation pontoon formula marine platform launching device of the influence and the risk of process of launching.
The utility model discloses the technical scheme who adopts does:
a combined floating box type marine platform launching device comprises an upper platform and a lower platform, wherein the upper platform is arranged on the lower platform, the lower platform is arranged under water, and the bottom of the lower platform is in contact with the bottom of a harbor basin; the lower platform is respectively provided with notches which are opposite to the pile shoe station pile areas of the marine platform and have the same number; the upper platform comprises a plurality of box bodies which are sequentially arranged, the number of the box bodies is greater than that of pile shoes of the marine platform, each box body is arranged on the lower platform, part of the box bodies are just arranged at the notches of the lower platform, each box body is formed by sealing steel plates, and the bottom of each box body is provided with a sea bottom valve for realizing water inlet and drainage; the launching device also comprises a box body hoisting mechanism used for carrying out traction movement on the box body.
Each apex angle department of platform all is provided with detachable positioning scale down, each detachable positioning scale all with platform mutually perpendicular down, and the top of each detachable positioning scale all exceeds the surface of water.
Each the box all is provided with the on-off mechanism who is used for controlling subsea valve and opens and close, and on-off mechanism includes operating handle and transfer line, and the one end of transfer line links to each other with operating handle, and the other end links to each other with subsea valve, and operating handle is located the outside of box, and operating handle is higher than the surface of water.
The bottom of each box body is provided with a balancing weight.
Each the top of box all is provided with steel sheet net and ladder railing.
The box body hoisting mechanism comprises a crane and a winch.
The number of the box bodies is thirteen, and the thirteen box bodies are respectively four first box bodies, four second box bodies, two third box bodies, two fourth box bodies and one fifth box body; the thirteen box bodies are sequentially arranged in three rows and are symmetrically arranged along the center line of the lower platform; the four first boxes are respectively positioned at the left end and the right end of the first row and the left end and the right end of the third row, two of the four second boxes are positioned in the first row, the other two of the four second boxes are positioned in the third row, the two second boxes positioned in the first row are positioned at the opposite inner sides of the two first boxes in the row, the two second boxes positioned in the third row are positioned at the opposite inner sides of the two first boxes in the row, the four second boxes are just installed at the notch of the lower platform, one of the two third boxes is positioned between the two second boxes in the first row, the other one of the two third boxes is positioned between the two second boxes in the third row, the two fourth boxes are respectively positioned at the left end and the right end of the second row, and the fifth box is positioned between the two fourth boxes in the second row.
The bottom face of fourth box and fifth box all is provided with the swash plate of being convenient for installation location, down the chute has all been seted up to the position department relative with fourth box and fifth box on the platform down, and the chute is with swash plate looks adaptation.
The four bottom corners of the bottom end face of each second box body are respectively provided with a clamping hook, and a clamping groove matched with the clamping hook is arranged at a position, close to the notch, on the lower platform.
The first box, the second box, the third box, the second box and the first box in the first row are sequentially arranged and matched to form a first truss, the fourth box, the fifth box and the fourth box in the second row are sequentially arranged and matched to form a second truss, the first box, the second box, the third box, the second box and the first box in the third row are sequentially arranged and matched to form a third truss, and the first truss, the second truss and the third truss are equal in length.
Since the technical scheme is used, the utility model discloses the beneficial effect who gains does:
1. the utility model discloses make full use of the lifting characteristic of maritime work platform self and the hydrology condition of jetty pier and harbor pond, the downcomer can use repeatedly, and the manufacturing process that very suitable land hull folds can furthest reduce the hull and fold the requirement to the place, and can satisfy the demand that many maritime work platforms opened worker simultaneously.
2. The utility model discloses compare with traditional semi-submersible barge launching mode, can save a boats and ships dispatch and use, reduce the cost of launching by a wide margin, reduce morning and evening tides stormy waves to launching the influence and the risk of process, shortened the launching cycle, can satisfy present all functional marine platform's the requirement of launching betterly.
Drawings
Fig. 1 is a schematic structural view of the lower and middle platforms of the present invention.
Fig. 2 is a layout chart of each box in the upper and lower platform of the present invention.
Fig. 3 is a schematic structural diagram of each box body in the present invention.
Fig. 4 is an assembly schematic diagram of the second box and the lower platform of the present invention.
Fig. 5 is a partial schematic view of the assembly of the fourth box and the lower platform according to the present invention.
Fig. 6 is a state diagram of the road base plate for lowering the maritime work platform to the upper part of the maritime work platform close to each box body.
Fig. 7 is a state diagram after the pile shoe of the marine platform is lifted and the second box body at the corresponding position is removed.
Fig. 8 is a state diagram of a pile shoe of the marine platform completing pile standing.
Fig. 9 is a state diagram of the marine platform with all four pile shoes completing the pile standing.
FIG. 10 is a diagram showing the completion of floating of the marine platform after all of the tanks have been removed.
Wherein,
1. lower platform 2, pile shoe station pile area 3, detachable positioning scale 4, gap 5, first box 6, second box 7, third box 8, fourth box 9, fifth box 10, operating handle 11, transmission rod 12, subsea valve 13, balancing weight 14, road base plate 15, clamping hook 16, inverted sloping plate 17, inverted chute 18, pile shoe 19, sliding beam 20, maritime work platform
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 10, a combined floating box type marine platform launching device comprises an upper platform and a lower platform 1, wherein the upper platform is arranged on the lower platform 1, the lower platform 1 is arranged under water, the bottom of the lower platform 1 is contacted with the bottom of a harbor basin, the lower platform 1 has the whole length of 80m, the width of 40m, the height of 15.5m and the maximum load of 12000 t; set up respectively on the lower platform 1 with the regional 2 relative breach in position of stake of pile shoe station of four marine platform 20, each apex angle department of lower platform 1 all is provided with detachable positioning scale 3, each detachable positioning scale 3 all with lower platform 1 mutually perpendicular, and the top of each detachable positioning scale 3 all exceeds the surface of water.
The upper platform comprises thirteen boxes which are respectively four first boxes 5, four second boxes 6, two third boxes 7, two fourth boxes 8 and one fifth box 9; the thirteen box bodies are sequentially arranged in three rows and are symmetrically arranged along the center line of the lower platform 1; the four first boxes 5 are respectively positioned at the left end and the right end of the first row and the left end and the right end of the third row, two of the four second boxes 6 are positioned in the first row, the other two second boxes 6 are positioned in the third row, the two second boxes 6 positioned in the first row are positioned at the opposite inner sides of the two first boxes 5 in the row, the two second boxes 6 positioned in the third row are positioned at the opposite inner sides of the two first boxes 5 in the row, the four second boxes 6 are just installed at the notch 4 of the lower platform 1, one of the two third boxes 7 is positioned between the two second boxes 6 in the first row, the other one is positioned between the two second boxes 6 in the third row, the two fourth boxes 8 are respectively positioned at the left end and the right end of the second row, and the fifth box 9 is positioned between the two fourth boxes 8 in the second row; the first box 5, the second box 6, the third box 7, the second box 6 and the first box 5 in the first row are sequentially arranged and matched to form a first truss, the fourth box 8, the fifth box 9 and the fourth box 8 in the second row are sequentially arranged and matched to form a second truss, the first box 5, the second box 6, the third box 7, the second box 6 and the first box 5 in the third row are sequentially arranged and matched to form a third truss, and the first truss, the second truss and the third truss are equal in length; the bottom end surfaces of the fourth box body 8 and the fifth box body 9 are respectively provided with an inverted sloping plate 16 convenient for installation and positioning, inverted chutes 17 are respectively arranged at positions on the lower platform 1 opposite to the fourth box body 8 and the fifth box body 9, and the inverted chutes 17 are matched with the inverted sloping plates 16; the four bottom corners of the bottom end surface of each second box 6 are respectively provided with a hook 15, and a clamping groove matched with the hook 15 is arranged at the position, close to the notch 4, on the lower platform 1.
Each box body is formed by sealing a steel plate, the bottom of each box body is provided with a balancing weight 13, the balancing weight 13 reduces the gravity center height of the box body, the stability of the box body in the process of lowering and moving is improved, and the top of each box body is provided with a steel plate net and a ladder railing for preventing constructors from generating danger; the bottom of each box body is provided with a subsea valve 12 for realizing water inlet and water discharge, each box body is provided with a switch mechanism for controlling the opening and closing of the subsea valve 12, each switch mechanism comprises a control handle 10 and a transmission rod 11, one end of the transmission rod 11 is connected with the control handle 10, the other end of the transmission rod is connected with the subsea valve 12, the control handle 10 is positioned on the outer side of the box body, and the control handle 10 is higher than the water surface.
The launching device further comprises a box body hoisting mechanism used for carrying out traction movement on the box body, and the box body hoisting mechanism comprises a crane and a winch.
As shown in fig. 1 to 10, the steps of using the platform for lowering a maritime work of the present invention are:
step 1, cleaning a harbor basin, selecting a lower platform placement area at the bottom of the harbor basin, dredging an area with the width of about 60m and the length of 100m in the harbor basin, and then performing stone throwing, stone throwing and dynamic compaction to ensure that the bearing capacity of each square meter in the area reaches 50 t; after dynamic compaction, continuously throwing broken stones and flattening the area, so that the height difference of each part in the area is not more than 100mm, the distance between each part and the wharf face is 15.5m, and the deviation between each part and the wharf face is not more than 100 mm;
step 2, lowering the lower platform 1, visually determining the position of the lower platform 1 below the sea level according to the corresponding position of the sea level on the detachable positioning scale 3 in the lowering process, and simultaneously reflecting the final falling position of the lower platform 1 to the wharf surface according to the detachable positioning scale 3 so as to facilitate the installation of a subsequent box body; after the lower platform 1 is installed and corresponding marking lines are made on a wharf, hanging out the four detachable positioning scales 3;
step 3, mounting the box bodies, namely putting the fourth box body 8 and the fifth box body 9 into water, moving the fourth box body 8 and the fifth box body 9 to specified positions through a crane and a winch, operating the operating handles 10 of the fourth box body 8 and the fifth box body 9, opening the subsea valves 12 of the fourth box body and the fifth box body through the transmission rods 11, filling seawater into the fourth box body and the fifth box body through the dead weights of the fourth box body and the fifth box body, slowly sinking the fourth box body and the fifth box body, and mounting the fourth box body and the fifth box body in place through the inverted chute 17 on the lower platform 1; the four second box bodies 6 are lowered, the four second box bodies 6 are respectively moved to the designated positions through a crane and a winch, then the operating handles 10 of the four second box bodies 6 are operated, the sea bottom valves 12 of the four second box bodies 6 are opened through the transmission rods 11, the second box bodies 6 are filled with seawater and slowly sink through self weight, and then the seawater is installed in place through the clamping grooves in the lower platform 1; then, four first boxes 5 and two third boxes 7 are put down, and the first boxes and the third boxes are installed and positioned through the installed second boxes 6, fourth boxes 8 and fifth boxes 9; after all the box bodies are installed, the box bodies are arranged in three rows, and the box bodies are matched to form an upper platform; the four first boxes 5 are respectively located at the left end and the right end of the first row and the left end and the right end of the third row, two of the four second boxes 6 are located in the first row, the other two second boxes 6 are located in the third row, the two second boxes 6 located in the first row are located on the opposite inner sides of the two first boxes 5 in the row, the two second boxes 6 located in the third row are located on the opposite inner sides of the two first boxes 5 in the row, the four second boxes 6 are just installed at the notch 4 of the lower platform, one of the two third boxes 7 is located between the two second boxes 6 in the first row, the other one of the two third boxes 6 is located between the two second boxes 6 in the third row, the two fourth boxes 8 are respectively located at the left end and the right end of the second row, and the fifth box 9 is located between the two fourth boxes 8 in the second row.
Step 4, in order to prevent the settlement of the foundation at the bottom of the harbor basin after the maritime work platform 20 slides onto the upper platform, the preloading of the lower platform 1 and the box body is required to be carried out by utilizing the tidal change of the box body and the harbor basin, the automatic irrigation of each box body is realized by opening the seabed valve 12 of each box body when the tide rises, the seabed valve 12 is closed when the tide is high, and the preloading of the lower platform 1 and the box body is realized by utilizing the dead weight of the box body when the tide is low;
step 5, lowering the marine engineering platform 20, after the preloading in the step 6 is finished, opening the subsea valves 12 of the boxes, arranging a road base plate 14 above the boxes, and arranging a sliding beam 19 for guiding the lowering of the marine engineering platform above the road base plate 14; and when the maritime work platform 20 is lowered to a position where the maritime work platform 20 is close to the upper platform, the pile shoe 18 of the maritime work platform 20 is lifted, the pile shoe 18 and the second box body 6 are separated by a safety distance, the sliding beam 19 and the road base plate 14 are dismantled, the second box body 6 is separated from the lower platform 1 by using a self-floating function, then the separated second box body 6 is separated from the lower part of the maritime work platform 20 by using a crane and a winch, the pile shoe 18 of the maritime work platform 20 is lowered to finish pile standing, and then the rest box bodies are pulled out from the water to finish floating of the maritime work platform 20.
After the marine platform 20 finishes the pile, the pile area 2 of the pile shoe station at the bottom of the harbor basin can be manually scraped to realize multiple pile stations at the same position.
The parts not mentioned in the utility model can be realized by adopting or using the prior art for reference.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (10)
1. A combined floating box type marine platform launching device is characterized by comprising an upper platform and a lower platform, wherein the upper platform is arranged on the lower platform, the lower platform is arranged under water, and the bottom of the lower platform is contacted with the bottom of a harbor pool; the lower platform is respectively provided with notches which are opposite to the pile shoe station pile areas of the marine platform and have the same number; the upper platform comprises a plurality of box bodies which are sequentially arranged, the number of the box bodies is greater than that of pile shoes of the marine platform, each box body is arranged on the lower platform, part of the box bodies are just arranged at the notches of the lower platform, each box body is formed by sealing steel plates, and the bottom of each box body is provided with a sea bottom valve for realizing water inlet and drainage; the launching device also comprises a box body hoisting mechanism used for carrying out traction movement on the box body.
2. The launching device of a combined floating box type maritime work platform according to claim 1, wherein each top corner of the lower platform is provided with a detachable positioning scale, each detachable positioning scale is perpendicular to the lower platform, and the top end of each detachable positioning scale is higher than the water level.
3. The launching device of a combined floating box type marine platform as claimed in claim 1, wherein each box body is provided with a switch mechanism for controlling the opening and closing of the subsea valve, the switch mechanism comprises a control handle and a transmission rod, one end of the transmission rod is connected with the control handle, the other end of the transmission rod is connected with the subsea valve, the control handle is positioned outside the box body, and the control handle is higher than the water surface.
4. The launching device of a combined floating box type marine platform according to claim 1, wherein the bottom of each box body is provided with a counterweight.
5. The combination pontoon type marine platform launching device as claimed in claim 1, wherein the top of each box is provided with a steel screen and a ladder rail.
6. The combination pontoon marine platform launch device of claim 1, wherein the hull lifting mechanism comprises a crane and winch.
7. A combination pontoon type marine platform launch device according to any one of claims 1 to 6, wherein there are thirteen tanks, being four first tanks, four second tanks, two third tanks, two fourth tanks and one fifth tank, respectively; the thirteen box bodies are sequentially arranged in three rows and are symmetrically arranged along the center line of the lower platform; the four first boxes are respectively positioned at the left end and the right end of the first row and the left end and the right end of the third row, two of the four second boxes are positioned in the first row, the other two of the four second boxes are positioned in the third row, the two second boxes positioned in the first row are positioned at the opposite inner sides of the two first boxes in the row, the two second boxes positioned in the third row are positioned at the opposite inner sides of the two first boxes in the row, the four second boxes are just installed at the notch of the lower platform, one of the two third boxes is positioned between the two second boxes in the first row, the other one of the two third boxes is positioned between the two second boxes in the third row, the two fourth boxes are respectively positioned at the left end and the right end of the second row, and the fifth box is positioned between the two fourth boxes in the second row.
8. The launching device of a combined floating box type maritime work platform according to claim 7, wherein the bottom end surfaces of the fourth box body and the fifth box body are respectively provided with an inverted sloping plate convenient for installation and positioning, the lower platform is provided with inverted chutes at positions opposite to the fourth box body and the fifth box body, and the inverted chutes are matched with the inverted sloping plates.
9. The launching device of a combined floating box type maritime work platform as claimed in claim 7, wherein the bottom end face of each second box body is provided with hooks at four bottom corners, and the lower platform is provided with a clamping groove matched with the hooks at a position close to the notch.
10. The combined buoyancy tank type marine platform launching device as claimed in claim 7, wherein the first tank, the second tank, the third tank, the second tank and the first tank of the first row are sequentially arranged and matched to form a first truss, the fourth tank, the fifth tank and the fourth tank of the second row are sequentially arranged and matched to form a second truss, the first tank, the second tank, the third tank, the second tank and the first tank of the third row are sequentially arranged and matched to form a third truss, and the first truss, the second truss and the third truss are equal in length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520859165.4U CN205076011U (en) | 2015-10-30 | 2015-10-30 | Combination flotation tank formula sea worker's platform launching gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520859165.4U CN205076011U (en) | 2015-10-30 | 2015-10-30 | Combination flotation tank formula sea worker's platform launching gear |
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| CN205076011U true CN205076011U (en) | 2016-03-09 |
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| CN201520859165.4U Withdrawn - After Issue CN205076011U (en) | 2015-10-30 | 2015-10-30 | Combination flotation tank formula sea worker's platform launching gear |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105253270A (en) * | 2015-10-30 | 2016-01-20 | 青岛海西重机有限责任公司 | Combined buoyancy tank type offshore platform launching device and offshore platform launching method |
| CN106677257A (en) * | 2017-03-09 | 2017-05-17 | 中交第三航务工程局有限公司 | Installation process of sinking pipe for offshore water intake and discharge in power plant |
| CN108216516A (en) * | 2018-02-26 | 2018-06-29 | 黄诚 | Floating-island type power tourism body |
| CN108248778A (en) * | 2018-02-26 | 2018-07-06 | 黄诚 | Modularization long range fishing ship |
| CN109533220A (en) * | 2018-12-06 | 2019-03-29 | 大连理工大学 | A kind of combined type for large-scale semi-submerged ship helps floating device and its construction method |
-
2015
- 2015-10-30 CN CN201520859165.4U patent/CN205076011U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105253270A (en) * | 2015-10-30 | 2016-01-20 | 青岛海西重机有限责任公司 | Combined buoyancy tank type offshore platform launching device and offshore platform launching method |
| CN106677257A (en) * | 2017-03-09 | 2017-05-17 | 中交第三航务工程局有限公司 | Installation process of sinking pipe for offshore water intake and discharge in power plant |
| CN108216516A (en) * | 2018-02-26 | 2018-06-29 | 黄诚 | Floating-island type power tourism body |
| CN108248778A (en) * | 2018-02-26 | 2018-07-06 | 黄诚 | Modularization long range fishing ship |
| CN109533220A (en) * | 2018-12-06 | 2019-03-29 | 大连理工大学 | A kind of combined type for large-scale semi-submerged ship helps floating device and its construction method |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20160309 Effective date of abandoning: 20170728 |
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| AV01 | Patent right actively abandoned |