CN111441491A - Be applied to compound PLASTIC LAMINATED of stainless steel face aluminium silicate of concatenation formula envelope - Google Patents
Be applied to compound PLASTIC LAMINATED of stainless steel face aluminium silicate of concatenation formula envelope Download PDFInfo
- Publication number
- CN111441491A CN111441491A CN202010253064.8A CN202010253064A CN111441491A CN 111441491 A CN111441491 A CN 111441491A CN 202010253064 A CN202010253064 A CN 202010253064A CN 111441491 A CN111441491 A CN 111441491A
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- fireproof
- aluminum silicate
- fire
- layer
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/941—Building elements specially adapted therefor
- E04B1/942—Building elements specially adapted therefor slab-shaped
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
- E04B1/612—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces
- E04B1/6166—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces with protrusions on both frontal surfaces
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/948—Fire-proof sealings or joints
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Abstract
The invention relates to a stainless steel surface aluminum silicate composite fireproof plate applied to a spliced envelope structure, which is characterized in that: comprises a high-temperature deformation resistant metal surface layer and an inorganic fireproof core layer; the high-temperature deformation resistant metal surface layer is fixed on the inorganic fireproof core layer through the stainless steel short nails, so that the deformation of the metal panel at high temperature is restrained, and the effects of fire resistance, smoke insulation and heat insulation are improved; the non-magnetized stainless steel is adopted as the surface layer material of the stainless steel aluminum silicate composite board to improve the durability of the composite fire-proof board; the stainless steel material is easy to be processed into a buckle structure and can be repeatedly disassembled and assembled; the stainless steel aluminum silicate composite board can meet the width requirement of the opening of the valve hall by adjusting the lengths of the core material and the surface material, so that the boards are spliced in a single phase without vertical splicing; the latticed accommodating groove is fixed on the fireproof panel through the stainless steel short nail, so that the use strength requirement of the composite fireproof plate under a large span is met; the aluminum silicate fiber is adopted to replace common rock wool, so that the requirement of the transformer on fire temperature is met, and the heat insulation and the fire insulation can be effectively realized.
Description
Technical Field
The invention relates to the technical field of converter station valve hall fireproof blocking, in particular to a stainless steel surface aluminum silicate composite fireproof plate applied to a spliced envelope structure.
Background
China has built the largest direct current transmission system in the world, and a converter station valve hall is the core of the system. The plugging of the valve side sleeve hole is a key component of the valve hall enclosure structure, and the reliability of the valve side sleeve hole is important guarantee for safe operation of the valve hall.
In a fire accident of the converter transformer, insulating oil (mineral oil) is a main combustible, and flame of the insulating oil is hydrocarbon flame, and the insulating oil has the characteristics of high temperature and high temperature rise speed. The flame temperature can reach 1100 ℃ after burning for 20min, which puts high requirements on the fire resistance of the converter station valve hall fire-proof plugging system.
Because the valve hall sleeve pipe hole is great, the shutoff of valve hall sleeve pipe need adopt concatenation formula envelope, and the panel that this structure adopted at present domestic is metal covering rock wool board. The surface of the metal surface rock wool board adopts a color steel board or a stainless steel board, the middle of the metal surface rock wool board is filled with rock wool, and the maximum use temperature of the rock wool is 600-800 ℃.
In a transformer fire disaster, the splicing seams are weak points of the spliced envelope structure. The rock wool of metal covering rock wool board takes place the carbomorphism when the high temperature, and the metal covering takes place great deformation when the high temperature, and the pulling patchwork buckle warp and produces the dropout, and fire gets into the valve room from the patchwork, leads to the shutoff system inefficacy.
Disclosure of Invention
The invention aims to solve the technical problem of providing a stainless steel surface aluminum silicate composite fireproof plate applied to a spliced envelope structure, and solving the problem of poor fire resistance of a metal surface rock wool plate used by a valve hall sleeve spliced envelope structure in a transformer fire.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a be applied to compound PLASTIC LAMINATED of stainless steel face aluminium silicate of concatenation formula envelope, its innovation point lies in: comprises a high-temperature deformation resistant metal surface layer and an inorganic fireproof core layer;
the high-temperature deformation resistant metal surface layer is fixed on the surface of the inorganic fireproof core layer through stainless steel short nails; the inorganic fireproof core layer comprises a fireproof panel, a fireproof frame and a filling layer; the fire prevention frame is latticed holding tank structure, the filling layer is arranged in the holding tank structure of fire prevention frame, the fire prevention panel covers and is spacing at the net inslot of fire prevention frame with the filling layer on the upper and lower surface of fire prevention frame, the stainless steel staple that is connected between on the anti high temperature deformation metal surface course and the inorganic fire prevention sandwich layer passes anti high temperature deformation metal level in proper order and fire prevention panel realization and fire prevention frame junction, fixes anti high temperature deformation metal level and fire prevention panel on the fire prevention frame.
Furthermore, the fireproof panel, the fireproof frame and the filling layer are all made of inorganic materials; the fireproof panel and the fireproof frame are inorganic fireproof plates, and the filling layer is aluminum silicate fiber.
Furthermore, a C-shaped buckle male buckle and a C-shaped buckle female buckle are respectively formed at two ends of the inorganic fireproof core layer on the high-temperature deformation resistant metal surface layer; when the stainless steel surface aluminum silicate composite fireproof plate is spliced, the C-shaped buckle button and the C-shaped buckle female button of the high-temperature deformation resistant metal surface layer are buckled and connected.
Furthermore, the high-temperature deformation resistant metal surface layer material is non-magnetized stainless steel.
The invention has the advantages that:
1) the upper surface and the lower surface of the high-temperature deformation resistant metal surface layer are fixed with the inorganic fireproof plate surface layer through stainless steel short nails; when the stainless steel panel is deformed by heating, the surface material and the buckle are restrained from deforming by the tension of the inorganic fireproof plate panel on the inner side, and the structural integrity of the whole stainless steel surface aluminum silicate composite fireproof plate and the plate joint is kept; the mode of punching stainless steel short nails on two sides is adopted, so that the situation of thermal short circuit caused by punching penetrating nails on one side is avoided, and single-point heat transfer is avoided; through adjusting the interval between the stainless steel short nail, when guaranteeing stainless steel short nail power of holding, even the conflagration breaing out and result in the stainless steel panel to be heated the inflation deformation, also be difficult for breaking up the breaking away from with the stainless steel short nail to make the concatenation department between the compound PLASTIC LAMINATED of stainless steel face aluminium silicate can not produce the dropout, guaranteed holistic stability, promoted the back-fire relief and separated the thermal-insulated effect of cigarette.
2) In the invention, the nonmagnetic stainless steel is used as the surface layer material of the stainless steel-aluminum silicate composite board to protect the inorganic fireproof core layer, so that the durability of the stainless steel-aluminum silicate composite fireproof board can be improved; the stainless steel material is easy to be processed into a buckle structure, and the structure is favorable for splicing the stainless steel surface aluminum silicate composite fireproof plate and can be repeatedly disassembled and assembled.
3) The stainless steel surface aluminum silicate composite fireproof plate can meet the width requirement of the opening of the valve hall by adjusting the lengths of the core material and the surface material, and realizes that the plate has no vertical splicing seam and is spliced only in a single phase.
4) According to the invention, the fireproof frame in the inorganic core layer and the upper and lower fireproof panels form a plurality of latticed accommodating grooves, and the latticed accommodating grooves are fixed on the fireproof panels through stainless steel short nails, so that the strength of the composite fireproof plate is increased, and the use strength requirement of the composite fireproof plate under a large span is met.
5) The invention adopts the aluminum silicate fiber to replace the common rock wool, the aluminum silicate fiber has the resistance of up to 1200 ℃, the requirement of the transformer on the fire temperature is met, and the heat insulation and the fire insulation can be effectively realized.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of a stainless steel surface aluminum silicate composite fire-proof plate applied to a spliced envelope structure.
Fig. 2 is a schematic diagram of an assembly structure of the stainless steel surface aluminum silicate composite fire-proof plate applied to the spliced envelope structure.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and fig. 2, the stainless steel surface aluminum silicate composite fire-proof plate applied to the spliced envelope structure comprises a high-temperature deformation resistant metal surface layer 1 and an inorganic fire-proof core layer 2.
The high-temperature deformation resistant metal surface layer 1 is fixed on the surface of the inorganic fireproof core layer 2 through stainless steel short nails 11; the inorganic fireproof core layer 2 comprises a fireproof panel 21, a fireproof frame 22 and a filling layer 23; fireproof frame 22 is latticed holding tank structure, filling layer 23 is arranged in fireproof frame 22's holding tank structure, fireproof panel 21 covers on fireproof frame 22, on the lower surface with filling layer 23 spacing at fireproof frame 22's net inslot, on anti high temperature deformation metal covering 1 and the inorganic fire prevention sandwich layer 2 between the stainless steel staple 11 of being connected pass anti high temperature deformation metal level 1 in proper order and fireproof panel 21 realize being connected with fireproof frame 22, fix anti high temperature deformation metal level 1 and fireproof panel 21 on fireproof frame.
The fireproof panel 21, the fireproof frame 22 and the filling layer 23 are all made of inorganic materials; the fire-proof panel 21 and the fire-proof frame 22 are inorganic fire-proof plates, and the filling layer 23 is aluminum silicate fiber.
The high-temperature deformation resistant metal surface layer 1 is positioned at two ends of the inorganic fireproof core layer to form a C-shaped buckle male buckle and a C-shaped buckle female buckle respectively; when the stainless steel surface aluminum silicate composite fireproof plate is spliced, the C-shaped buckle and the C-shaped buckle female buckle of the high-temperature deformation resistant metal surface layer 1 are buckled and connected.
The high-temperature deformation resistant metal surface layer 1 is made of nonmagnetic stainless steel.
According to the carbon-hydrogen fire, 1100 ℃, the test result of 3 hours shows that: when the nail distance is 500mm, the deformation of the high-temperature deformation resistant metal surface layer of the test piece is large, the pulling force generated by the deformation is larger than the nail holding force of the inorganic fireproof plate surface layer to the stainless steel short nail, so that the stainless steel short nail is broken and separated, and meanwhile, the buckle at the plate splicing part is deformed and pulled off; when the nail distance is 400mm, the high-temperature deformation resistant metal surface layer of the test piece deforms greatly, the stainless steel short nail is pulled off by half, the buckle deforms slightly, and the splicing position of the plates is not released; when the nail distance is 300mm, the deformation of the high-temperature deformation resistant metal surface layer of the test piece is smaller, the stainless steel short nail is well fixed and is not pulled off, and the buckle at the splicing position of the plates is basically not deformed; when the nail distance is 200mm, the deformation of the high-temperature deformation resistant metal surface layer of the test piece is small, the stainless steel short nail is well fixed and is not pulled off, and the buckle at the splicing part of the plate is basically not deformed. In conclusion, the optimal nail pitch of 300mm is selected.
The working principle of the invention is as follows: the upper surface and the lower surface of the high-temperature deformation resistant metal surface layer are fixed with the inorganic fireproof plate surface layer through stainless steel short nails. When the stainless steel panel is deformed by heating, the surface material and the buckle are restrained from deforming by the tension of the inorganic fireproof plate panel on the inner side, and the structural integrity of the whole stainless steel surface aluminum silicate composite fireproof plate and the plate joint is kept; the mode of punching stainless steel short nails on two sides is adopted, so that the situation of thermal short circuit caused by punching penetrating nails on one side is avoided, and single-point heat transfer is avoided; through adjusting the interval between the stainless steel short nail, when guaranteeing stainless steel short nail power of holding, even the conflagration breaing out and result in the stainless steel panel to be heated the inflation deformation, also be difficult for breaking up the breaking away from with the stainless steel short nail to make the concatenation department between the compound PLASTIC LAMINATED of stainless steel face aluminium silicate can not produce the dropout, guaranteed holistic stability, promoted the back-fire relief and separated the thermal-insulated effect of cigarette.
The nonmagnetic stainless steel is used as the surface layer material of the stainless steel aluminum silicate composite board to protect the inorganic fireproof core layer, and the durability of the stainless steel surface aluminum silicate composite fireproof board can be improved. Stainless steel material is easily processed into buckle structure, and this structure is favorable to the panel concatenation, can repeat the dismouting.
The stainless steel aluminum silicate composite fireproof plate can meet the width requirement of the opening of the valve hall by adjusting the lengths of the core material and the surface material, and the plate is free of vertical splicing and only spliced in a single phase.
Fireproof frame constitutes a plurality of latticed holding tanks with upper and lower two-layer fire prevention panel in the inorganic PLASTIC LAMINATED, and latticed holding tank passes through the stainless steel staple to be fixed on fire prevention panel, increases compound PLASTIC LAMINATED intensity, satisfies the service strength requirement of compound PLASTIC LAMINATED under the large-span.
The aluminum silicate fiber is adopted to replace the common rock wool, the aluminum silicate fiber has the resistance of 1200 ℃, the requirement of the transformer on fire temperature is met, and the heat insulation and the fire insulation can be effectively realized.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a be applied to compound PLASTIC LAMINATED of stainless steel face aluminium silicate of concatenation formula envelope which characterized in that: comprises a high-temperature deformation resistant metal surface layer and an inorganic fireproof core layer;
the high-temperature deformation resistant metal surface layer is fixed on the surface of the inorganic fireproof core layer through stainless steel short nails; the inorganic fireproof core layer comprises a fireproof panel, a fireproof frame and a filling layer; the fire prevention frame is latticed holding tank structure, the filling layer is arranged in the holding tank structure of fire prevention frame, the fire prevention panel covers and is spacing at the net inslot of fire prevention frame with the filling layer on the upper and lower surface of fire prevention frame, the stainless steel staple that is connected between on the anti high temperature deformation metal surface course and the inorganic fire prevention sandwich layer passes anti high temperature deformation metal level in proper order and fire prevention panel realization and fire prevention frame junction, fixes anti high temperature deformation metal level and fire prevention panel on the fire prevention frame.
2. The stainless steel surface aluminum silicate composite fire-proof plate applied to the spliced envelope structure of the claim 1, which is characterized in that: the fireproof panel, the fireproof frame and the filling layer are all made of inorganic materials; the fireproof panel and the fireproof frame are inorganic fireproof plates, and the filling layer is aluminum silicate fiber.
3. The stainless steel surface aluminum silicate composite fire-proof plate applied to the spliced envelope structure of the claim 1, which is characterized in that: the high-temperature deformation resistant metal surface layer is positioned at two ends of the inorganic fireproof core layer to form a C-shaped buckle male buckle and a C-shaped buckle female buckle respectively; when the stainless steel surface aluminum silicate composite fireproof plate is spliced, the C-shaped buckle button and the C-shaped buckle female button of the high-temperature deformation resistant metal surface layer are buckled and connected.
4. The stainless steel surface aluminum silicate composite fire-proof plate applied to the spliced envelope structure of the claim 1, which is characterized in that: the high-temperature deformation resistant metal surface layer is made of nonmagnetic stainless steel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010253064.8A CN111441491A (en) | 2020-04-02 | 2020-04-02 | Be applied to compound PLASTIC LAMINATED of stainless steel face aluminium silicate of concatenation formula envelope |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010253064.8A CN111441491A (en) | 2020-04-02 | 2020-04-02 | Be applied to compound PLASTIC LAMINATED of stainless steel face aluminium silicate of concatenation formula envelope |
Publications (1)
Publication Number | Publication Date |
---|---|
CN111441491A true CN111441491A (en) | 2020-07-24 |
Family
ID=71649573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010253064.8A Pending CN111441491A (en) | 2020-04-02 | 2020-04-02 | Be applied to compound PLASTIC LAMINATED of stainless steel face aluminium silicate of concatenation formula envelope |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111441491A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111853374A (en) * | 2020-08-18 | 2020-10-30 | 南通世睿电力科技有限公司 | Novel converter transformer valve room valve side sleeve pipe hole antiknock fire prevention block structure |
CN113216447A (en) * | 2021-04-30 | 2021-08-06 | 西藏藏建科技股份有限公司 | Assembled fire prevention heat insulation wall structure |
-
2020
- 2020-04-02 CN CN202010253064.8A patent/CN111441491A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111853374A (en) * | 2020-08-18 | 2020-10-30 | 南通世睿电力科技有限公司 | Novel converter transformer valve room valve side sleeve pipe hole antiknock fire prevention block structure |
CN113216447A (en) * | 2021-04-30 | 2021-08-06 | 西藏藏建科技股份有限公司 | Assembled fire prevention heat insulation wall structure |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111441491A (en) | Be applied to compound PLASTIC LAMINATED of stainless steel face aluminium silicate of concatenation formula envelope | |
CN112217173A (en) | Cable joint fire and explosion protection mechanism | |
CN212506852U (en) | Be applied to compound PLASTIC LAMINATED of stainless steel face aluminium silicate of concatenation formula envelope | |
CN212509840U (en) | Novel converter transformer valve room valve side sleeve pipe hole antiknock fire prevention block structure | |
CN110158799A (en) | A kind of fire-proof and explosion-proof structure and its composed fire-proof and explosion-proof wall | |
CN109098302B (en) | Expansion type metal fireproof plugging plate | |
CN110714544A (en) | Plugging structure | |
CN116988678A (en) | Prefabricated substation box structure | |
CN212835982U (en) | Converter transformer valve room valve side sleeve pipe hole fire prevention shutoff transformation structure | |
CN203366756U (en) | Cable penetration combined fireproof blocking module for nuclear power | |
CN203103867U (en) | Flame-retardant fireproof sleeve for power cable | |
CN111456483A (en) | Fireproof plugging reinforcing structure | |
CN208738495U (en) | Photovoltaic generating system connector flameproof protection device | |
CN209620666U (en) | A kind of unsymmetric structure fireproof blocking of converter transformer valve-side sleeve valve hall hole | |
CN111853374B (en) | Novel anti-explosion fireproof blocking structure for sleeve hole at valve side of converter transformer valve hall | |
CN216587109U (en) | Be applied to compound PLASTIC LAMINATED of zirconium silicate vermiculite of concatenation formula envelope | |
CN107349539B (en) | Flexible fireproof cover | |
CN210134544U (en) | Fireproof and explosion-proof structure and fireproof and explosion-proof wall composed of same | |
CN107355581B (en) | Rigid fireproof box | |
CN216405907U (en) | Semi-embedded anticorrosive flame-retardant high-temperature-resistant prefabricated sandwich heat-insulation wallboard | |
CN213891653U (en) | Multilayer board with fireproof function | |
CN217811700U (en) | Heat-insulation fireproof plate | |
CN218633186U (en) | Fireproof upper vertical equal-diameter cable bridge | |
CN210636618U (en) | Plugging structure | |
JP2005146774A (en) | Sheet joint plate, heat insulating waterproof structure and heat insulating waterproof construction method using the sheet joint plate, and heat-flame insulating sheet |
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 |