CN207714614U - It is compound from stiffization wallboard - Google Patents
It is compound from stiffization wallboard Download PDFInfo
- Publication number
- CN207714614U CN207714614U CN201820033841.6U CN201820033841U CN207714614U CN 207714614 U CN207714614 U CN 207714614U CN 201820033841 U CN201820033841 U CN 201820033841U CN 207714614 U CN207714614 U CN 207714614U
- Authority
- CN
- China
- Prior art keywords
- wallboard
- layer
- stiffization
- compound
- tissue 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.)
- Expired - Fee Related
Links
- 150000001875 compounds Chemical class 0.000 title claims abstract description 22
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 32
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 31
- 235000012149 noodles Nutrition 0.000 claims abstract description 29
- 210000001519 tissue Anatomy 0.000 claims description 35
- 239000000463 material Substances 0.000 claims description 33
- 239000003063 flame retardant Substances 0.000 claims description 19
- 239000007921 spray Substances 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 7
- 230000001413 cellular effect Effects 0.000 claims description 6
- 238000004079 fireproofing Methods 0.000 claims description 5
- 239000004793 Polystyrene Substances 0.000 claims description 4
- 239000008187 granular material Substances 0.000 claims description 4
- 210000003205 muscle Anatomy 0.000 claims description 4
- 239000008188 pellet Substances 0.000 claims description 4
- 229920002223 polystyrene Polymers 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 claims 1
- 239000004576 sand Substances 0.000 claims 1
- 239000002002 slurry Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 238000009434 installation Methods 0.000 abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 238000004017 vitrification Methods 0.000 description 3
- 238000009156 water cure Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011236 particulate material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
Landscapes
- Building Environments (AREA)
Abstract
The utility model proposes a kind of compound from stiffization wallboard, including the frame of rectangle, reinforcing bar combinational network and the front and rear sides for being sequentially located at frame from inside to outside from dried noodle layer, reinforcing bar combinational network and from dried noodle layer；It is described from dried noodle layer include celluar tissue layer and lightweight dry-mixed mortar, the celluar tissue layer attachment is mounted on reinforcing bar combinational network, there is celluar tissue layer densely covered honeycomb hole, lightweight dry-mixed mortar to be filled in the honeycomb hole of celluar tissue layer, and paster is being stained with from the outside of dried noodle layer.The wallboard weight of the utility model is lighter, convenience in transport, mitigates labor intensity when reducing freight, and installing, and improves installation effectiveness, reduces installation labour cost；Wallboard installs after by water hardening, has many advantages, such as that closely knit, intensity is good, metope layer is not easy to crack；Wallboard can the mechanization in factory, standardization, large-scale production, raising production efficiency and reduction production cost.
Description
Technical field
The utility model is related to a kind of building boards, more particularly to a kind of compound from stiffization wallboard.
Background technology
For every piece of weight of all kinds of lightweight wall plates that current construction market uses all at 70-80 kilograms or so, what is now used is all kinds of
Lightweight wall plate the defects of there is only wallboard joints because of temperature difference large deformation drawing crack plate stitch, also as wallboard is heavier to give installation wallboard band
Carry out great difficulty, thus increases the labor intensity of worker；And with installation speed compared with defects, the system such as slow, installation effectiveness is low
The about development of lightweight wall plate.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of compound from stiffization wallboard, lighter in weight,
Convenience in transport can mitigate labor intensity when worker's installation, improve installation effectiveness, reduce installation labour cost, and wallboard makes letter
It is single, it is easy to use.
For the purpose for reaching above-mentioned, technical solution provided by the utility model is：It is a kind of compound from stiffization wallboard, including
The frame of rectangle, reinforcing bar combinational network and from dried noodle layer, reinforcing bar combinational network and from before dried noodle layer is sequentially located at frame from inside to outside
Both sides afterwards；Described from dried noodle layer includes celluar tissue layer and lightweight dry-mixed mortar, the celluar tissue layer attachment or is mounted on steel
On muscle combinational network, there is celluar tissue layer densely covered honeycomb hole, lightweight dry-mixed mortar to be filled in the honeycomb hole of celluar tissue layer,
It is being stained with paster from the outside of dried noodle layer.
The utility model is creatively arranged from dried noodle layer, the lighter in weight before no hardening, convenience in transport, reduces transport
Expense, and while installing mitigate labor intensity, improve installation effectiveness, reduce installation labour cost.Being from dried noodle layer will be light
Matter dry-mixed mortar makes the face layer of wallboard, and the filling of lightweight dry-mixed mortar is attached in the densely covered honeycomb hole of celluar tissue layer, i.e. bee
Nest organized layer becomes the matrix of lightweight dry-mixed mortar attachment, adheres to from dried noodle layer or is mounted on reinforcing bar combinational network, with wallboard bone
Frame strikes up partnership.Wallboard can the mechanization in factory, standardization, large-scale production, raising production efficiency and reduction production cost.
Lightweight dry-mixed mortar is a kind of dry-mixed mortar using light granules as aggregate, is the existing production produced by professional production producer
Product can be commercially available, and dry-mixed mortar is emerging one of the dry-mixed material of building materials field, be with cement be main cementitious matter with it is dry
Graininess or powder made of fine aggregate, mineral admixture, reinforcement material and the additive of dry screening process mix by a certain percentage
Shape mixture mostly has local professional standard in Beijing, Guangdong and Chongqing etc..Wallboard sprays after installing, from dried noodle layer by
Water after-hardening, hardening have many advantages, such as that closely knit, intensity is good from dried noodle layer, and metope layer is not easy to crack.
Further, as an implementation, the celluar tissue layer is sprayed after mixing glue by fire-retardant fine grained material
It is formed on the reinforcing bar combinational network, honeycomb hole is formed between the fine grained material.
Further, the fire-retardant fine grained material is thin haydite or fire-retardant granular polystyrene, thin haydite or fire-retardant granular polystyrene
Width be 4-10 millimeter, length be 4-10 millimeters.
Further, as another embodiment, the celluar tissue layer is fire proofing firbre cellular board or glass fibre
Cellular board.
Further, in order to play the role of better fire-retardant, heat preservation, heat-insulated and sound insulation, in the frame and two steel
Light weight filled board equipped with fire-retardant heat insulation sound insulation between muscle combinational network.
Further, sprinkling irrigation is on the reinforcing bar combinational network after the celluar tissue layer mixes glue by fire-retardant fine grained material
It is formed, the celluar tissue layer links together with the light weight filled board.
Further, for convenience of installing, the frame is formed by connecting by two convex sectional materials and two concave materials, convex sectional material
The parallel side connected with the reinforcing bar combinational network there are two being all provided with concave material, and pair between two sides
Junction, the interface of the convex sectional material are equipped with the raised line of evagination, and the interface of concave material is equipped with the groove of indent, raised line and
Groove extends along the length direction of proximate matter.
Further, the lightweight dry-mixed mortar is the dry-mixed mortar by light granules as aggregate.
Further, the paster is the presspaper that can repeatedly utilize.
In conclusion the utility model has the beneficial effects that：
1, wallboard weight is lighter, convenience in transport, mitigates labor intensity when reducing freight, and installing, and improves
Installation effectiveness reduces installation labour cost；Wallboard installs after by water hardening, have it is closely knit, intensity is good, metope layer is not easy to crack
The advantages that.
2, the construction noise of cast in situs and scene is reduced, installation is simple and convenient.
3, wallboard can the mechanization in factory, standardization, large-scale production, raising production efficiency and reduction production cost.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model embodiment 1.
Fig. 2 is the partial enlarged view of Fig. 1.
Fig. 3 is the structural schematic diagram of the utility model embodiment 2.
Fig. 4 is the structural schematic diagram of the utility model embodiment 3.
The utility model is described in further detail below in conjunction with the accompanying drawings.
Specific implementation mode
Embodiment 1：As depicted in figs. 1 and 2, a kind of compound from stiffization wallboard, including the combination of the frame 1 of rectangle, reinforcing bar
Net 2 and the front and rear sides for being sequentially located at frame 1 from inside to outside from dried noodle layer, reinforcing bar combinational network 2 and from dried noodle layer.For convenience of peace
Dress, the frame 1 is formed by connecting by two convex sectional materials 11 and two convex sectional materials 12, and convex sectional material 11 and convex sectional material 12 are equipped with two
It is a with the parallel side 13 of 2 connection of reinforcing bar combinational network, and the interface between two sides 13, it is described convex
The interface of proximate matter 11 is equipped with the raised line 111 of evagination, and the interface of convex sectional material 12 is equipped with the groove 121 of indent, raised line 111
Extend along the length direction of proximate matter with groove 121.
Reinforcing bar combinational network 2 is made of principal rod and distributing reinforcement, skeleton of the principal rod 21 as reinforcing bar combinational network 2, distribution
The diameter of muscle is less than principal rod and is made of fine and closely woven mesh distributing reinforcement.Include that celluar tissue layer 3 and lightweight are dry from dried noodle layer
Mortar 4, the celluar tissue layer 3 are attached on reinforcing bar combinational network 2, and celluar tissue layer 3 has densely covered honeycomb hole, lightweight dry
Mortar 4 is filled in the honeycomb hole of celluar tissue layer 3, and paster 5 is being stained with from the outside of dried noodle layer.Honeycomb in the present embodiment
Sprinkling irrigation is formed on the reinforcing bar combinational network 2 after organized layer 3 is mixed by fire-retardant fine grained material with water cure formula glue, described thin
Honeycomb hole is formed between particulate material, the celluar tissue layer 3 links together with the light weight filled board.Fire-retardant fine grained material is
The width of thin haydite, thin haydite is 4-10 millimeters, and length is 4-10 millimeters, the ratio that fire-retardant fine grained material and water cure glue mix
Example between fine grained material can form honeycomb hole as condition, i.e., water cure glue can only be adhered on fire-retardant fine grained material.
Lightweight dry-mixed mortar 4 is a kind of dry-mixed mortar using light granules as aggregate, is produced by professional production producer
Existing product, can be commercially available.Lightweight dry-mixed mortar 4 in this example uses Shandong Yuan You Group Co., Ltd and Beijing
The lightweight dry-mixed mortar 4 of Hua Weijia Science and Technology Ltd.s co-production, lightweight pellet are expanded and vitrified small balls, and expansion vitrification is micro-
Pearl is applied to as aglite in lightweight dry-mixed mortar 4, can increase by ten times of volume ten to two, very light.Using expansion vitrification
Microballon is aggregate, has the excellent properties such as environmentally friendly, energy saving, section material, fire prevention.It is micro- that the said firm in Shandong Weifang establishes expansion vitrification
Pearl light mortar production base, and by experts' evaluation, it is first light that China is approved as by Chinese bulk cement Popularization And Development association
Matter mortar standardized production base, material is easy purchase, and quality is secure.Certain lightweight pellet can also be coal dust ash,
As long as lightweight, fire prevention particulate material.
Its production method is to include the following steps：(1), the two sides of the frame 1 are connected with reinforcing bar combinational network 2 respectively
It connects；(2), it sprays the celluar tissue layer 3 in two reinforcing bar combinational networks, 2 outside respectively；(3), respectively to two celluar tissue layers 3
Lightweight of spraying dry-mixed mortar 4, makes lightweight dry-mixed mortar 4 be filled in the honeycomb hole of celluar tissue layer 3；(4), in the honeycomb group
Paster 5 is sticked outside tissue layer 3.
Originally compound application method from stiffization wallboard is：Compound pacify described from stiffization wallboard by construction information
Dress, adjacent frame 1 are connected to each other, and after installation is complete and passed examination, paster 5 described in water spray are described from the light of dried noodle layer
Matter dry-mixed mortar 4 by water after-hardening, after from dried noodle layer it is fully hardened after paster 5 torn.It, can be certainly if face layer needs to decorate
Dried noodle layer outer patch decoration panel directly scrapes powder or spraying surface ornament materials.
Embodiment 2：It is compound essentially identical from stiffization wallboard and the structure of embodiment 1 in the present embodiment, it is different
It is as shown in figure 3, in order to play the role of better fire-retardant, heat preservation, heat-insulated and sound insulation, in the frame 1 and two reinforcing bar groups
The light weight filled board 4 to insulate against sound equipped with fire-retardant heat insulation between net 2 is closed, celluar tissue layer 3 links together with light weight filled board 4.
It is to include the following steps for the compound production method from stiffization wallboard of the present embodiment processed：(1), by the side
The two sides of frame 1 are connect with reinforcing bar combinational network 2 respectively, and light weight filled board 4 is placed between frame 1 and reinforcing bar combinational network 2；(2)、
It sprays the celluar tissue layer 3 in two reinforcing bar combinational networks, 2 outside respectively；(3), it sprays gently to two celluar tissue layers 3 respectively
Matter dry-mixed mortar 4 makes lightweight dry-mixed mortar 4 be filled in the honeycomb hole of celluar tissue layer 3；(4), in the celluar tissue layer 3
Paster 5 is sticked outside, paster 5 is the presspaper that can repeatedly utilize.
Embodiment 3：It is compound essentially identical from stiffization wallboard and the structure of embodiment 2 in the present embodiment, it is different
It is as shown in figure 4, the celluar tissue layer 3 is fire proofing firbre cellular board, fire proofing firbre cellular board is the prior art, on the market
It can buy, glass fiber honeycomb panel can also be used.Celluar tissue layer 3 adheres to or on reinforcing bar combinational network 2.The present embodiment
The compound production method from stiffization wallboard is substantially the same manner as Example 2, the difference is that fire proofing firbre cellular board bonding or
It is assemblied on reinforcing bar combinational network 2.
The utility model is creatively arranged from dried noodle layer, the lighter in weight before no hardening, convenience in transport, reduces transport
Expense, and while installing mitigate labor intensity, improve installation effectiveness, reduce installation labour cost.Being from dried noodle layer will be light
Matter dry-mixed mortar 4 makes the face layer of wallboard, and lightweight dry-mixed mortar 4, which is filled, to be attached in the densely covered honeycomb hole of celluar tissue layer 3, i.e.,
Celluar tissue layer 3 becomes the matrix that lightweight dry-mixed mortar 4 adheres to, and adheres to from dried noodle layer or is mounted on reinforcing bar combinational network 2, with wall
Framework strikes up partnership.Wallboard can the mechanization in factory, standardization, large-scale production, raising production efficiency and reduction production
Cost.Wallboard sprays after installing, and from dried noodle layer by water after-hardening, hardening has that closely knit, intensity is good, metope layer from dried noodle layer
The advantages that not easy to crack.
Above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although with reference to preferred embodiment pair
The utility model is described in detail, it will be understood by those of ordinary skill in the art that, it can be to the technology of the utility model
Scheme is modified or replaced equivalently, and without departing from the spirit and scope of technical solutions of the utility model, should all be covered
In the right of the utility model.
Claims (9)
1. a kind of compound from stiffization wallboard, it is characterised in that：Frame, reinforcing bar combinational network including rectangle and from dried noodle layer, steel
Muscle combinational network and the front and rear sides for being sequentially located at frame from inside to outside from dried noodle layer；It is described from dried noodle layer include celluar tissue layer and
Lightweight dry-mixed mortar, the celluar tissue layer adhere to or on reinforcing bar combinational networks, and celluar tissue layer has densely covered honeycomb
Hole, lightweight dry-mixed mortar are filled in the honeycomb hole of celluar tissue layer, and paster is being stained with from the outside of dried noodle layer.
2. according to claim 1 compound from stiffization wallboard, it is characterised in that：The celluar tissue layer is by fire-retardant thin
It sprays after pellet mixing glue and is formed on the reinforcing bar combinational network, honeycomb hole is formed between the fine grained material.
3. according to claim 2 compound from stiffization wallboard, it is characterised in that：The fire-retardant fine grained material is thin haydite
Or fire-retardant granular polystyrene, the width of thin haydite or fire-retardant granular polystyrene is 4-10 millimeter, and length is 4-10 millimeters.
4. according to claim 1 compound from stiffization wallboard, it is characterised in that：The celluar tissue layer is fire proofing firbre
Cellular board or glass fiber honeycomb panel.
5. according to claim 1 compound from stiffization wallboard, it is characterised in that：In the frame and two reinforcing bar combinations
Light weight filled board equipped with fire-retardant heat insulation sound insulation between net.
6. according to claim 5 compound from stiffization wallboard, it is characterised in that：The celluar tissue layer is by fire-retardant thin
It sprays after pellet mixing glue and is formed on the reinforcing bar combinational network, the celluar tissue layer is connected to the light weight filled board
Together.
7. according to claim 1 compound from stiffization wallboard, it is characterised in that：The frame be by two convex sectional materials and
Two concave materials are formed by connecting, convex sectional material and concave material be all provided with there are two with the parallel side of the reinforcing bar combinational network connection
Face, and the interface between two sides, the interface of the convex sectional material are equipped with the raised line of evagination, the docking of concave material
Face is equipped with the groove of indent, raised line and groove and extends along the length direction of proximate matter.
8. a kind of as claim 1-7 any one of them is compound from stiffization wallboard, it is characterised in that：The dry-mixed sand of lightweight
Slurry is the dry-mixed mortar as aggregate by light granules.
9. a kind of as claimed in claim 8 compound from stiffization wallboard, it is characterised in that：The paster is repeatedly to utilize
Presspaper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820033841.6U CN207714614U (en) | 2018-01-09 | 2018-01-09 | It is compound from stiffization wallboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820033841.6U CN207714614U (en) | 2018-01-09 | 2018-01-09 | It is compound from stiffization wallboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207714614U true CN207714614U (en) | 2018-08-10 |
Family
ID=63055232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820033841.6U Expired - Fee Related CN207714614U (en) | 2018-01-09 | 2018-01-09 | It is compound from stiffization wallboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207714614U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109057099A (en) * | 2018-10-10 | 2018-12-21 | 胡永琴 | Structural steelwork precast concrete composite integrated partition wall and its making and use method |
-
2018
- 2018-01-09 CN CN201820033841.6U patent/CN207714614U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109057099A (en) * | 2018-10-10 | 2018-12-21 | 胡永琴 | Structural steelwork precast concrete composite integrated partition wall and its making and use method |
| CN109057099B (en) * | 2018-10-10 | 2023-11-10 | 昆明吉奥绿建新材料有限公司 | Steel structure engineering precast concrete composite integrated partition wall and manufacturing and using methods thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100463881C (en) | Heat preservation and energy saving type lightweight, gas filled wall bricks, and preparation method | |
| CN102070310A (en) | Novel stone-like paint and preparation method thereof | |
| CN206521866U (en) | A kind of use volcanic rock as aggregate composite foam concrete light wall panel | |
| CN101967866A (en) | Stone reinforced light type composite board | |
| CN107165307A (en) | Light steel integrated assembled type wall | |
| CN109356319A (en) | A kind of one assembly concrete Side fascia of the six directions and its production method | |
| CN207714614U (en) | It is compound from stiffization wallboard | |
| CN108005300A (en) | It is compound from stiffization wallboard and preparation method thereof and application method | |
| CN206903053U (en) | A kind of assembling type outer wall plate | |
| CN201190339Y (en) | Insulation structure for outer wall of building | |
| CN110295706A (en) | A kind of assembled light composite thermal-insulation external wall panel and its manufacture craft | |
| CN102515791A (en) | Chemical foaming cement fireproofing heat-preservation structure and preparation method thereof | |
| CN101857459A (en) | Lightweight fireproof insulating composite board and preparation method thereof | |
| CN101434477B (en) | Expansion vitrification micro-sphere heat insulation formwork and production method thereof | |
| CN211714563U (en) | Low-cost, light, high-strength non-dismantling composite heat-insulating template | |
| CN102926518B (en) | Integrated external wall insulating decorative sheet and method for fabricating same | |
| CN102229490B (en) | Cement plate and manufacturing method thereof | |
| CN101475344B (en) | Building heat preserving exterior wall decorating tile | |
| CN111300588A (en) | Preparation method of archaized brick and special mould thereof | |
| CN201459966U (en) | Self-insulation wall structure for building | |
| CN110451916A (en) | A kind of expanded perlite light thermal insulation decoration integrated board and preparation method thereof | |
| CN108018986A (en) | A kind of structure and half prefabricated Side fascia of energy saving integrated and its construction method | |
| CN103669770A (en) | Energy-saving and heat-preserving decorative composite board made of inorganic fiber | |
| CN203441039U (en) | Man-made sandstone polyphenyl fireproof profile | |
| CN207211495U (en) | A kind of combined wall board provided with cement foamed sandwich layer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190318 Address after: 650599 No. 80 Chunman Avenue, Information Industry Base, Kunming Economic and Technological Development Zone, Yunnan Province, No. 423, No. 1 Haigui Pioneer Park, Yunnan Province Patentee after: YUNNAN BANZHU TECHNOLOGY Co.,Ltd. Address before: 650231 Room 1702, Unit B, C2 Building, Chunzhi District, Liyulu Road, Wuhua District, Kunming City, Yunnan Province Patentee before: Tang Fangfang |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180810 |