CN111391989A - Bottom-seated self-elevating multifunctional salvage engineering ship - Google Patents
Bottom-seated self-elevating multifunctional salvage engineering ship Download PDFInfo
- Publication number
- CN111391989A CN111391989A CN202010330326.6A CN202010330326A CN111391989A CN 111391989 A CN111391989 A CN 111391989A CN 202010330326 A CN202010330326 A CN 202010330326A CN 111391989 A CN111391989 A CN 111391989A
- Authority
- CN
- China
- Prior art keywords
- pile foundation
- foundation box
- box body
- pile
- ship
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C7/00—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects
- B63C7/16—Apparatus engaging vessels or objects
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a bottom-sitting self-elevating multifunctional salvage engineering ship, which belongs to the technical field of salvage engineering equipment and comprises an upper working platform, a plurality of pile legs and pile foundation boxes, wherein one end of each pile leg is connected with the pile foundation boxes, the other end of each pile leg is inserted into the upper working platform, each pile leg is driven to lift by a lift arranged in the upper working platform, each pile foundation box is provided with two pile legs, the upper working platform is provided with a plurality of parallel pile foundation boxes, and the top of the upper working platform is provided with a life building and hoisting equipment. When the working platform works, the pile foundation box body sinks to the seabed and is positioned below the water surface, the pile legs of the upper ship body lift up and leave the water surface to form enough air gaps, so that the buoyancy of the whole ship under the heavy-surge sea condition is basically unchanged, and the acting force of the smaller pile foundation box body is smaller, so that the influence of the marine environment on the working platform structure is greatly reduced, and the working capacity of the working platform under the severe sea condition is ensured.
Description
Technical Field
The invention relates to the technical field of salvage engineering equipment, in particular to a bottom-seated self-elevating multifunctional salvage engineering ship.
Background
The traditional engineering ship works in an open water area, and due to the action of a shallow water effect, the ship is greatly influenced by large surge, so that the operation is greatly limited; the traditional pile inserting ship is easy to have the risk of pile shoe sliding or sinking in uneven hard bottom materials; the traditional semi-submersible platform has certain difficulty in entering a shallow water area for operation due to deep draught; the whole bottom of the traditional bottom-sitting ship is seated on the seabed, the requirements on the flatness and the bottom quality of the seabed are high, the traditional bottom-sitting ship is suitable for soft mud bottom quality, and the application range of a flat bottom is greatly limited for uneven bottom quality such as hard mud or reef bottom quality; in the large-surge sea area, the stress of the ship body is greatly changed, the structure of the ship body is easily overloaded and damaged, and therefore, the applicable sea condition is limited.
Construction areas of salvage industries are variable, the bottom of a salvage operation of shallow-water stranded ships is often hard, the operation ships are often influenced by shallow draft and large surge, operation windows of traditional ships or platforms are very limited, and normal construction requirements cannot be met.
Disclosure of Invention
The invention aims to solve the technical problem of providing a bottom-sitting self-elevating multifunctional salvage engineering ship which is suitable for salvage operation in various sea areas.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides a sit end from lift-type multi-functional salvage engineering ship, includes upper portion work platform, spud leg and pile foundation box, the spud leg is equipped with many, and the one end and the pile foundation box of spud leg are connected, and on the other end inserted upper portion work platform, the spud leg is driven by the lift that sets up in upper portion work platform and is gone up and down, is provided with two spud legs on every pile foundation box, sets up a plurality of pile foundation boxes that parallel on the work platform of upper portion, and upper portion work platform bottom sets up the storage tank, and the shape and the pile foundation box phase-match of storage tank, pile foundation box can receive into in upper portion work platform's the storage tank, upper portion.
Preferably, the pile foundation box body is connected with the pile leg through a spherical hinge.
Preferably, the pile foundation box body is composed of a plurality of separated watertight ballast tanks, and high-pressure air pipelines are arranged in the watertight ballast tanks.
Preferably, a plurality of water spraying openings are formed in the bottom of the pile foundation box body.
Preferably, the bottom of the pile foundation box body is provided with a rubber pad.
Preferably, the side of the pile foundation box body is provided with a telescopic connecting rod, and the end part of the telescopic connecting rod is connected with the adjacent pile foundation box body through a spherical hinge.
A use method of a bottom-seated self-elevating multifunctional salvage engineering ship comprises the following steps:
(1) when the salvage ship sails, the pile foundation box body is folded and embedded into the upper working platform to form a complete ship body;
(2) the salvage engineering ship selects a proper sea condition to enter a shallow water construction area, and a power positioning system of the salvage engineering ship can assist the ship to be in place and prepare for lowering and setting;
(3) when the pile foundation is seated, the lifter lowers the pile legs, the upper working platform is separated from the pile foundation box body, the pile foundation box body is seated on the seabed, and the upper working platform is lifted to be higher than the water surface to form a sufficient air gap;
(4) in order to deal with uneven underwater geology, the pile foundation box body and the pile legs are connected by adopting a spherical hinge, the pile foundation box body can deflect to a certain extent according to the seabed condition so as to adapt to the seabed terrain, the spherical hinge is adopted between the pile foundation box body and the pile legs, and the length of the pile legs can be adjusted according to the posture of the pile foundation box body until the upper working platform is horizontal;
(5) when the water depths of the lower floating bodies are not consistent, the telescopic connecting rods 6 are adjusted to connect the pile foundation box bodies 3 together to form a whole, so that the stability of the seat bottom is improved;
(6) when the engineering ship is evacuated, the high-pressure water spray nozzles arranged at the bottom of the pile foundation box body spray water downwards to reduce the adsorption force of sludge, then the lifter is started to withdraw the pile legs, the pile foundation box body is packed up and embedded into the upper working platform to form a complete ship body, and the engineering ship sails to the next working sea area.
By adopting the technical scheme of the invention, the following beneficial effects can be obtained:
the bottom-seated self-elevating multifunctional salvage engineering ship can keep small draft in a floating state, can sail shallow water construction areas by self, and can perform dynamic positioning to a designed bottom-seated position. After the hard seabed is seated, compared with the traditional self-elevating platform, the multi-pile foundation box body at the lower part of the engineering ship can keep a larger contact area with the seabed; compared with the traditional full-bottom ship, the lower multi-pile foundation box body reduces the requirement of the engineering ship on the integral flatness of the seabed. When the working platform works, the lower multi-pile foundation box body sinks to the seabed and is positioned below the water surface, and the upper ship body is jacked by the pile legs and leaves the water surface to form enough air gaps, so that the buoyancy of the whole ship is basically unchanged under the heavy-surge sea condition, and the acting force of the smaller pile foundation box body is smaller, thereby greatly reducing the influence of the marine environment on the working platform structure and ensuring the working capacity of the working platform under the severe sea condition.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a schematic view showing a state that a pile foundation box is transversely arranged and a self-elevating salvage engineering ship sits on the bottom;
FIG. 2 is a schematic view of a navigation state of a self-elevating salvage engineering ship with a transversely arranged pile foundation box body;
FIG. 3 is a schematic view of a self-elevating salvage engineering ship with a horizontally arranged pile foundation box;
FIG. 4 is a schematic view of a bottom-seated state of a self-elevating salvage engineering ship with a longitudinally arranged pile foundation box body;
FIG. 5 is a schematic view showing a navigation state of a self-elevating salvage engineering ship with a longitudinally arranged pile foundation box body;
fig. 6 is a schematic view of the pile foundation box body longitudinally arranged self-elevating fishing engineering ship.
The labels in the above figures are: 1. an upper working platform; 2. pile legs; 3. a pile foundation box body; 4. a living building; 5. hoisting equipment; 6. a telescopic link; 7. a containing groove.
Detailed Description
The embodiments of the present invention, such as the shapes and structures of the respective members, the mutual positions and connection relationships between the respective portions, the functions and operation principles of the respective portions, will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1, 2, 3, this sit end from lift-type multi-functional salvage engineering ship includes upper portion work platform 1, spud leg 2 and pile foundation box 3, spud leg 2 is equipped with many, the one end and the pile foundation box 3 of spud leg 2 are connected, the other end inserts on upper portion work platform 1, spud leg 2 is driven by the lift that sets up in upper portion work platform 1 and is gone up and down, be provided with two spud legs 2 on every pile foundation box 3, upper portion work platform 1 is last to set up a plurality of pile foundation boxes 3 that parallel, upper portion work platform 1 bottom sets up storage tank 7, the shape and the pile foundation box 3 phase-match of storage tank 7, pile foundation box 3 can be received in upper portion work platform 1's storage tank 7, upper portion work platform 1 top sets up life building 4 and. Pile foundation box 3 is connected through the ball pivot with spud leg 2, pile foundation box 3 comprises separating a plurality of watertight ballast tanks, arrange the high-pressure air conduit in the watertight ballast tank, pile foundation box 3 bottom sets up a plurality of water jets, pile foundation box 3 bottom sets up the rubber pad, pile foundation box 3 side sets up scalable connecting rod 6, the tip of scalable connecting rod 6 passes through the ball pivot and is connected with adjacent pile foundation box 3, in order to make whole work platform stabilize more when sitting different degree of depth under pile foundation box 3 and stretch out scalable connecting rod 6, scalable connecting rod 6 is connected with adjacent pile foundation box 3 through the ball pivot, the ball pivot can squint certain angle so link together through scalable connecting rod 6 between the adjacent pile foundation box 3 of the different degree of depth, make whole platform more firm.
The use method of the bottom-sitting self-elevating multifunctional salvage engineering ship comprises the following steps:
(1) as shown in fig. 2, the pile foundation box body 3 is folded and embedded into the upper working platform to form a complete ship body when the salvage ship sails;
(2) the salvage engineering ship selects a proper sea condition to enter a shallow water construction area, and a power positioning system of the salvage engineering ship can assist the ship to be in place and prepare for lowering and setting;
(3) as shown in fig. 1, when setting the bottom, the lifter lowers the pile legs 2, the upper working platform 1 is separated from the pile foundation box body 3, the pile foundation box body 3 is set on the seabed, and the upper working platform 1 is lifted to be higher than the water surface to form a sufficient air gap;
(4) in order to deal with uneven underwater geology, the pile foundation box body 3 and the pile legs 2 are connected by adopting a spherical hinge, the pile foundation box body 3 can deflect to a certain extent according to the seabed situation so as to adapt to the seabed terrain, the pile foundation box body 3 and the pile legs 2 adopt spherical hinges, and the length of the pile legs 2 can be adjusted according to the posture of the pile foundation box body 3 until the upper working platform 1 is horizontal;
(5) as shown in fig. 3, the side surface of the pile foundation box body 3 is provided with a telescopic connecting rod 6, the end part of the telescopic connecting rod 6 is connected with the adjacent pile foundation box body 3 through a spherical hinge, when the telescopic connecting rod 6 is extended, the telescopic connecting rod 6 is connected with the adjacent pile foundation box body 3 through a spherical hinge, when the telescopic connecting rod 6 is retracted into the pile foundation box body 3, and when the water depth of each lower floating body is inconsistent, the telescopic adjusting connecting rod 6 connects the pile foundation box bodies 3 together to form a whole, so that the stability of the sitting bottom is improved;
(6) when the engineering ship is evacuated, the high-pressure water spray nozzles arranged at the bottom of the pile foundation box body spray water downwards to reduce the adsorption force of sludge, then the lifter is started to withdraw the pile legs, the pile foundation box body is packed up and embedded into the upper working platform to form a complete ship body, and the engineering ship sails to the next working sea area.
As shown in fig. 1, an upper working platform 1 is connected with a pile leg 2 through a lifting system, and a pile foundation box body 3 is connected with the pile leg 2 through a spherical hinge.
When in navigation, the pile foundation box body 3 can be folded and embedded into the upper working platform 1 to form a complete ship body; when sitting at the bottom, the lifting system transfers spud leg 2, and upper portion work platform 1 is thrown off with lower part multi-pile foundation box 3, and lower part multi-pile foundation box 3 sits in the seabed, and upper portion work platform 1 is lifted up and is gone out of the water surface and forms enough air gap.
Various pipelines (water pipes, air pipes and the like) are arranged in the pile legs 2, and the upper working platform 1 is lifted in place and then connected with the working platform through a hose.
The pile foundation box body 3 is a multi-piece box body embedded into the upper ship body, and the pile foundation box body 3 is of a small-sized deep (no more than 3 meters) reinforced box type structure and can adapt to various hard bottom materials such as hard soil, reefs and the like. And a water spray nozzle and a rubber pad are designed below the pile foundation box body 3. The water spray nozzles can spray water when the pile foundation box body 3 is separated from the mud bottom so as to reduce the influence of adsorption force; the rubber pad can alleviate the stress at the bottom of the ship, and increase the friction between the lower pile foundation box body 3 and the seabed.
The pile foundation box body 3 is divided into a plurality of watertight ballast tanks, and air pipelines are arranged in the tanks. When the bottom of the box body is damaged, water can be discharged through high-pressure compressed air, and the whole ship can be kept with enough buoyancy so as to be evacuated from a shallow water area for repair.
Lower part pile foundation box 3 is connected with 6 mode ball joints of scalable connecting rod between, when each lower floater depth of water is inconsistent, adjusts scalable connecting rod 6 and links together each pile foundation box 3 and form wholly, increases the stability of sitting at the bottom.
As shown in fig. 4, 5 and 6, the bottom-supported self-elevating type engineering ship can be designed into a longitudinal pile foundation box body arrangement or a transverse pile foundation box body arrangement according to the requirements of users, and fig. 4 is a longitudinal arrangement.
The engineering ship divides the floating bodies of the traditional ship into an upper group and a lower group, and provides buoyancy together. The floating body mainly comprises an oil tank, a fresh water tank and a ballast tank; the inside of the pile foundation box body 3 is mainly provided with a watertight ballast tank, and the buoyancy of the watertight ballast tank can be adjusted according to engineering requirements. The pile foundation box body 3 structure is specially designed to be strengthened according to the assumed operation working condition.
The lower pile body 3 of the engineering ship is embedded into the upper ship body in appearance. When the engineering ship is floated to navigate, the engineering ship is not different from the traditional engineering ship.
Selecting a suitable sea condition for the salvage engineering ship to enter a shallow water construction area; the dynamic positioning system can assist the ship to be in place and put down to sit on the bottom.
In order to deal with uneven geology under water, the pile foundation box body 3 is connected with the pile legs 2 through spherical hinges, and the lower multi-pile foundation box body 3 can deflect to a certain extent according to the seabed condition so as to adapt to the seabed topography. A spherical hinge is also adopted between the lower pile foundation box body 3 and the connecting rod, a telescopic oil cylinder is arranged on the connecting rod, and the length of the connecting rod can be adjusted according to the posture of the lower multi-pile foundation box body 3.
The bottom of the lower pile foundation box body 3 is provided with a high-pressure water spray nozzle which can spray water downwards to reduce the adsorption force of sludge when the lower floating body is separated from the bottom.
The multifunctional salvage engineering ship with the self-elevating base can keep smaller draft in a floating state, can sail shallow water construction areas by self, and can be dynamically positioned to a designed base position. After the hard seabed is seated, compared with the traditional self-elevating platform, the multi-pile foundation box body at the lower part of the engineering ship can keep a larger contact area with the seabed; compared with the traditional full-bottom ship, the pile foundation box body 3 reduces the requirement of the engineering ship on the integral flatness of the seabed. During operation, the pile foundation box body 3 sinks to the seabed and is located below the water surface, the upper ship body is jacked by the pile legs and leaves the water surface to form enough air gaps, so that the buoyancy of the whole ship under the heavy-surge sea condition is basically unchanged, the acting force of the smaller pile foundation box body 3 is smaller, the influence of the marine environment on the working platform structure is greatly reduced, and the working capacity of the working platform under the severe sea condition is ensured.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.
Claims (7)
1. The utility model provides a sit multi-functional salvage engineering ship of end from lift-type which characterized in that: including upper portion work platform, spud leg and pile foundation box, the spud leg is equipped with many, and the one end and the pile foundation box of spud leg are connected, and on the other end inserted upper portion work platform, the spud leg is driven by the lift that sets up in upper portion work platform and is gone up and down, is provided with many spud legs on every pile foundation box, sets up a plurality of pile foundation boxes that parallel on the work platform of upper portion, and upper portion work platform bottom sets up the storage tank, the shape and the pile foundation box phase-match of storage tank, in the storage tank of upper portion work platform can be received to the pile foundation box, upper portion work platform top sets up life building and.
2. The multifunctional engineering ship for salvaging from bottom to top according to claim 1, which is characterized in that: the pile foundation box body is connected with the pile legs through spherical hinges.
3. The multifunctional engineering ship for salvaging from bottom to top according to claim 1, which is characterized in that: the pile foundation box body is composed of a plurality of separated watertight ballast tanks, and high-pressure air pipelines are arranged in the watertight ballast tanks.
4. The multifunctional engineering ship for salvaging from bottom to top according to claim 1, which is characterized in that: and the bottom of the pile foundation box body is provided with a plurality of water spraying ports.
5. The multifunctional engineering ship for salvaging from bottom to top according to claim 1, which is characterized in that: and a rubber pad is arranged at the bottom of the pile foundation box body.
6. The multifunctional engineering ship for salvaging from bottom to top according to claim 1, which is characterized in that: the side face of the pile foundation box body is provided with a telescopic connecting rod, and the end part of the telescopic connecting rod is connected with the adjacent pile foundation box body through a spherical hinge.
7. The use method of the bottom-seated self-elevating multifunctional salvage engineering ship is characterized by comprising the following steps of:
(1) when the salvage ship sails, the pile foundation box body is folded and embedded into the upper working platform to form a complete ship body;
(2) the salvage engineering ship selects a proper sea condition to enter a shallow water construction area, and a power positioning system of the salvage engineering ship can assist the ship to be in place and prepare for lowering and setting;
(3) when the pile foundation is seated, the lifter lowers the pile legs, the upper working platform is separated from the pile foundation box body, the pile foundation box body is seated on the seabed, and the upper working platform is lifted to be higher than the water surface to form a sufficient air gap;
(4) in order to deal with uneven underwater geology, the pile foundation box body and the pile legs are connected by adopting a spherical hinge, the pile foundation box body can deflect to a certain extent according to the seabed condition so as to adapt to the seabed terrain, the spherical hinge is adopted between the pile foundation box body and the pile legs, and the length of the pile legs can be adjusted according to the posture of the pile foundation box body until the upper working platform is horizontal;
(5) when the water depths of the lower floating bodies are not consistent, the telescopic connecting rods are adjusted to connect the pile foundation box bodies together to form a whole, so that the stability of the seat bottom is improved;
(6) when the engineering ship is evacuated, the high-pressure water spray nozzles arranged at the bottom of the pile foundation box body spray water downwards to reduce the adsorption force of sludge, then the lifter is started to withdraw the pile legs, the pile foundation box body is packed up and embedded into the upper working platform to form a complete ship body, and the engineering ship sails to the next working sea area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010330326.6A CN111391989A (en) | 2020-04-24 | 2020-04-24 | Bottom-seated self-elevating multifunctional salvage engineering ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010330326.6A CN111391989A (en) | 2020-04-24 | 2020-04-24 | Bottom-seated self-elevating multifunctional salvage engineering ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111391989A true CN111391989A (en) | 2020-07-10 |
Family
ID=71426118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010330326.6A Pending CN111391989A (en) | 2020-04-24 | 2020-04-24 | Bottom-seated self-elevating multifunctional salvage engineering ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111391989A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482379A (en) * | 2020-12-18 | 2021-03-12 | 上海振华重工启东海洋工程股份有限公司 | System and method for large-area sludge feeding and adsorption force overcoming desliming of structural box body |
-
2020
- 2020-04-24 CN CN202010330326.6A patent/CN111391989A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482379A (en) * | 2020-12-18 | 2021-03-12 | 上海振华重工启东海洋工程股份有限公司 | System and method for large-area sludge feeding and adsorption force overcoming desliming of structural box body |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2005226752B2 (en) | Single column extendable draft offshore platform | |
| CN107542101B (en) | Construction method of offshore four-buoy-buoyancy tank combined foundation structure | |
| US7131388B2 (en) | Lift boat | |
| US4768984A (en) | Buoy having minimal motion characteristics | |
| CN1139516C (en) | Working ship | |
| WO2016127477A1 (en) | Floating type self-elevating drilling platform | |
| US4265568A (en) | Gravity base, jack-up platform - method and apparatus | |
| CN108454790B (en) | Bottom-sitting self-elevating wind power piling ship | |
| US3894503A (en) | Method for converting a floatable barge into a semi-submersible vessel | |
| US4913591A (en) | Mobile marine platform and method of installation | |
| US4166426A (en) | Method of construction of twin hull variable draft vessel | |
| US4091760A (en) | Method of operating twin hull variable draft vessel | |
| US2921442A (en) | Submergible barge | |
| WO2007097610A1 (en) | Semi-submersible vessel, method for operating a semi-submersible vessel and method for manufacturing a semi-submersible vessel | |
| CN107284612A (en) | Sit bottom jack up wind-powered electricity generation pile driving barge | |
| CA1044028A (en) | Twin hull, variable draft drilling vessel | |
| US7270071B1 (en) | Deep draft semisubmersible movable offshore structure | |
| CN111391989A (en) | Bottom-seated self-elevating multifunctional salvage engineering ship | |
| US10415204B1 (en) | Multi-environment self-elevating drilling platform | |
| CN204589969U (en) | Be applicable to the small modular jack-up unit of greater coasting area operation | |
| CN212149228U (en) | Bottom-seated self-elevating multifunctional salvage engineering ship | |
| US20020090270A1 (en) | Column-stabilized offshore vessel | |
| US20040050315A1 (en) | Method for installing a self-floating deck structure onto a buoyant substructure | |
| USRE29167E (en) | Twin hull variable draft drilling vessel | |
| CN115704209A (en) | Shallow water area offshore platform installation method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |