CN101250925B - Light energy-saving wall board capable of preventing joint from disintegrating as well as installation method thereof - Google Patents
Light energy-saving wall board capable of preventing joint from disintegrating as well as installation method thereof Download PDFInfo
- Publication number
- CN101250925B CN101250925B CN2008100491402A CN200810049140A CN101250925B CN 101250925 B CN101250925 B CN 101250925B CN 2008100491402 A CN2008100491402 A CN 2008100491402A CN 200810049140 A CN200810049140 A CN 200810049140A CN 101250925 B CN101250925 B CN 101250925B
- Authority
- CN
- China
- Prior art keywords
- wallboard
- layer
- parts
- portions
- bonding
- 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
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/4596—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with fibrous materials or whiskers
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/30—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing magnesium cements or similar cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/30—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing magnesium cements or similar cements
- C04B28/32—Magnesium oxychloride cements, e.g. Sorel cement
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant materials
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Finishing Walls (AREA)
Abstract
The invention relates to a light energy-saving seam split-preventing wallboard, wherein the upper mounting plate and the lower mounting plate and both side butt-joint edges of the wallboard are provided with grooves used for butt joint; the surface layer of the wallboard consists of a slurry layer and more than one layer of fabric layer; the fabric layer extends out of a face plate to form a mounting lapping conglutination layer; the slurry layer is prepared from raw materials according to the following part by weight: 30 to 40 portions of magnesium sulphate or magnesium chloride, 80 to 100 portions of magnesium oxide, 30 to 50 portions of coal ash, 50 to 60 portions of scrap plant fiber, 10 to 15 staple glass fiber, 0.6 to 1 portions of modifier and 120 to 160 portions of water. The wallboard which has reasonable structural design can greatly increase the cohesive force of the wallboard during butt joint; meanwhile, when installed through adopting the method of the invention, the wallboard can completely eliminate the seam split phenomenon of a wall body during use. Moreover, the wallboard has the advantages of light weight, high strength, no crushing and good thermal-insulation effect and good inflaming retarding effect, etc.
Description
Technical field
The invention belongs to the Light trabs technical field, is anti-gaping of joints wallboard of a kind of light energy conservation and mounting method thereof.
Background technology
At present, Light trabs is widely used in the external and internal wall of frame construction, light guiding principle structure and prefabricated house, and commonly used have wallboards such as gypsum plank, GRC.These wallboard energy-saving effects are poor, and thickness is big, and quality is heavy, and waterproof, sound insulation value are low, and intensity is low, and is easily broken, and produce these wallboards and need invest manyly, and mould is many, and occupied ground is big, and production efficiency is low.Secondly, the wall plate structure that prior art is made, the when mounted employing flushes or the method for convex-concave joggle more, and wallboard docks the slit with wallboard little, and bonding grouting is few, and adopt the mortar joint filling more, therefore the bonding dynamics of ubiquity is little, the defective of wallboard associativity difference, alternately changing owing to climate temperature in addition using, cause wallboard breathing pulling force, cause body of wall gaping of joints phenomenon serious.So far, these problems are never solved preferably.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can effectively prevent the body of wall gaping of joints, and in light weight, intensity height, insulation, the anti-gaping of joints wallboard of light energy conservation fire-retardant and good water-proof effect.
Another object of the present invention provides a kind of wallboard mounting method that can prevent the body of wall gaping of joints.
Realize that the technical scheme that purpose of the present invention is taked is: this wallboard comprises the combined wall board of solid wall plate or hollow wall panel or band heat preservation core layer, wherein, wallboard the limit is installed up and down and both sides are equipped with the groove that is used to dock to edge fit, the surface layer of wallboard is to be made of pulp layer and the fiber fabric layer more than one deck, wherein, pulp layer is formulated by following raw materials in weight portion: 30～40 parts in magnesium sulfate or magnesium chloride, 80～100 parts in magnesia, 30～50 parts of coal ash, 50～60 parts on bits shape string, 10～15 parts of short glass fibers, 120～160 parts in 0.6～1 part of modifier and water.
Described modifier is formulated by the raw material of following weight portion: 10～50 parts in ferrous sulfate, 30～160 parts of phosphoric acid, 10～50 parts in alum.
The edge of described groove is irregular convex-concave shape.
Described fiber fabric layer stretches out the surface layer edge, forms the overlap joint adhering layer is installed.
The outside, docking site of described wallboard has the inclined-plane that is used for the fiber fabric layer overlap joint.
Described fiber fabric layer can adopt one of following raw materials according: glass fabric, vinylon fibre fabric, polypropylene fiber fabric.
The installation of wallboard of the present invention is undertaken by following step:
A, standby by materials and the bonding slurry of proportioning fabrication and installation identical with pulp layer;
B, the groove of the limit being installed on wallboard top with the bonding slurry of installation fill up, the block-by-block butt joint also is close to the room ceiling or the back timber installation, simultaneously the fabric bonding layer of both sides, wallboard top is flattened respectively and be bonded on ceiling or the back timber, then the bottom is fixed wall-panels supports by support member, and will be installed to fill up in the groove on limit bonding slurry is installed;
C, when wallboard docks, earlier will reserve 10～30mm slit between two blocks of wallboards, with being installed, bonding slurry is filled in the groove of wallboard to edge fit, and the fiber fabric layer that stretch out the panel inboard is compressed into the bonding slurry of installation of filling, fabric with panels outside is overlapped on the outside of another piece wallboard of butt joint with it again, the position, inclined-plane of butt joint is warded off floating whole with bonding slurry is installed then;
After d, bonding slurry to be installed condense, remove all support members, the place, slit is filled and led up with bonding slurry is installed, the fabric bonding layer of then bottom being installed the limit flattens respectively and is bonded on the room floor, promptly finishes the installation of wallboard.
According to the wallboard of such scheme and material, its reasonable in design, the bonding dynamics in the time of can strengthening the wallboard butt joint greatly cooperates method of the present invention to install simultaneously, can stop body of wall gaping of joints phenomenon in use fully.And advantage such as that this wallboard has is in light weight, intensity is high, not broken and adiabatic, good flame retardation effect.
Description of drawings
Fig. 1 is the structural representation of combined wall board among the present invention;
Fig. 2 is the sectional view of A-A among Fig. 1;
Fig. 3 is the sectional view of B-B among Fig. 1;
Fig. 4 is the sectional view of C-C among Fig. 3;
Fig. 5 is the schematic diagram of two wallboard mated condition.
The specific embodiment
Light energy conservation of the present invention is prevented the gaping of joints wallboard, comprises solid wall plate, and hollow wall panel and combined wall board are embodiment with the combined wall board in the accompanying drawing, are further described.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the surface layer 1 that combined wall board is made of pulp layer and fiber fabric layer, skeleton 2 and form by the heat preservation core layer 3 that rigid plastics is filled.Skeleton 2 can erect and put, also can be horizontal or tilting.Limit of installation up and down and both sides at wallboard are equipped with groove 5a, 5b to edge fit, so that increase the loading of bonding slurry, strengthen bonding fastness, the edge of groove 5a, 5b can adopt irregular convex-concave shape structure, by the interlocking of two wallboard edge fits, prevent wallboard in use distortion and owing to the body of wall gaping of joints that causes of distortion.In order to stop wallboard gaping of joints phenomenon in use fully, it is installed limit and both sides up and down the surface layer position of edge fit is equipped with fiber fabric layer more than one deck, this tissue layer is stretched out more than the edge 20mm of surface layer 1, the overlap joint adhering layer 4 during as installation.In the outside of wallboard docking site is ramp structure, after the adhesion of fiber fabric layer overlap joint, can guarantee the surfacing of body of wall, increases the thickness of the bonding slurry in docking site simultaneously.
The slurry of making the wallboard surface layer adopts following raw materials in weight portion formulated: 120～160 parts in 30～40 parts in magnesium sulfate or magnesium chloride, 80～100 parts in magnesia, 30～50 parts of coal ash, 50～60 parts on bits shape string, 0.6～1 part of 10～15 parts of modifier of short glass fiber and water, wherein raw material in the modifier and weight portion proportioning thereof are: 10～50 parts in ferrous sulfate, 30～160 parts of phosphoric acid, 10～50 parts in alum.Fiber fabric layer can adopt glass fabric or vinylon fibre fabric or polypropylene fiber fabric.The heat preservation core layer of combined wall board can adopt one of following raw materials according: poly-isocyanuric acid fat rigid foam, hard carbamate foam, hard polyurethane fat vacuole foam, hard polystyrene foam, alumina silicate, magnesium silicate, extruded sheet.Use above-mentioned raw materials to make wallboard, all can reach in light weight, intensity height, the good result of insulation, fire-retardant, waterproof.
Embodiment 1
The weight portion proportioning of each component raw material can be in the slurry of wallboard: 30 parts in magnesium sulfate or magnesium chloride, 80 parts in magnesia, 30 parts of coal ash, 50 parts on bits shape string, 10 parts of short glass fibers, 0.6 part of modifier, 120 parts in water, wherein, modifier is formulated by the raw material of following weight portion: 10 parts in ferrous sulfate, 30 parts of waterproof agents, 10 parts of water repellent agents.
Embodiment 2
The weight portion proportioning of each component raw material can be in the slurry of wallboard: 140 parts in 35 parts in magnesium sulfate or magnesium chloride, 90 parts in magnesia, 40 parts of coal ash, 55 parts on bits shape string, 12 parts of short glass fibers, 0.8 part of modifier and water, wherein, modifier is formulated by the raw material of following weight portion: 30 parts in ferrous sulfate, 105 parts of waterproof agents, 30 parts of water repellent agents
The weight portion proportioning of each component raw material can be in the slurry of wallboard: 40 parts in magnesium sulfate or magnesium chloride, 100 parts in magnesia, 50 parts of coal ash, 60 parts on bits shape string, 15 parts of short glass fibers, 1 part of modifier, 160 parts in water, wherein, modifier is formulated by the raw material of following weight portion: 50 parts in ferrous sulfate, 160 parts of waterproof agents, 50 parts of water repellent agents.
Referring to Fig. 5, when wallboard of the present invention is installed, it is standby at first to make the bonding slurry of installation by the prescription of making wallboard surface layer slurry layer, with being installed, fill up the groove 5a of bonding slurry with installation limit, wallboard top then, being close to room ceiling or back timber installs, the fabric of both sides overlap joint adhering layer 4 flattened respectively be bonded on the ceiling, and in the wallboard bottom limit is installed and by the support member of voussoir or other structure wall-panels supports is fixed, the groove 5a that again bottom is installed the limit fills up with bonding slurry is installed.When wallboard docks, earlier will reserve 10～30mm slit between two blocks of wallboards, with being installed, bonding slurry is filled in the groove 5b of wallboard to edge fit again, and the fabric that surface layer 1 inboard is stretched out overlap joint adhering layer 4 is compressed into the bonding slurry of installation of filling, the fabric in surface layer 1 outside is overlapped on the outside of another piece wallboard of butt joint with it, the docking site is warded off floating whole with bonding slurry is installed, after bonding slurry to be installed condenses, remove the support member that the limit is installed in all wallboard bottoms, the place, slit of the bottom being installed the limit is filled and led up with bonding slurry is installed, the fabric overlap joint adhering layer 4 of at last bottom being installed the limit flattens respectively and is bonded on the room floor, promptly finishes the installation of wallboard.The body of wall that adopts this method to install can be securely bonds together securely with the ceiling and the floor in room, and body of wall fixture up and down need not be set specially, and bright and clean smooth attractive in appearance.
Claims (2)
1. a light energy conservation is prevented the gaping of joints wallboard, this wallboard is the combined wall board of solid wall plate or hollow wall panel or band heat preservation core layer, wallboard the limit is installed up and down and both sides are equipped with the groove that is used to dock to edge fit, the surface layer of wallboard is to be made of pulp layer and the fiber fabric layer more than one deck, wherein, pulp layer is formulated by following raw materials in weight portion: 34～40 parts in magnesium sulfate or magnesium chloride, 80～100 parts in magnesia, 30～50 parts of coal ash, 50～60 parts on bits shape string, 10～15 parts of short glass fibers, 120～160 parts in 0.6～1 part of modifier and water, described modifier is formulated by following raw materials in part by weight: 10～50 parts in ferrous sulfate, 30～160 parts of phosphoric acid, 10～50 parts in alum, it is characterized in that: the edge of described groove is irregular convex-concave shape, described fiber fabric layer stretches out the surface layer edge, form the overlap joint adhering layer is installed, the outside, docking site of described wallboard has the inclined-plane that is used for the fiber fabric layer overlap joint.
2. one kind is used for the mounting method that the described light energy conservation of claim 1 is prevented the gaping of joints wallboard, and it is characterized in that: it is to be undertaken by following step:
A, standby by materials and the bonding slurry of proportioning fabrication and installation identical with pulp layer;
B, the groove of the limit being installed on wallboard top with the bonding slurry of installation fill up, block-by-block butt joint also is close to the room ceiling or back timber is installed simultaneously fabric bonding layer with both sides, wallboard top and flattened respectively and be bonded on ceiling or the back timber, then the bottom is fixed wall-panels supports by support member, and will be installed to fill up in the groove on limit bonding slurry is installed;
C, when wallboard docks, earlier will reserve 10～30mm slit between two blocks of wallboards, with being installed, bonding slurry is filled in the groove of wallboard to edge fit, and the fiber fabric layer that stretch out the surface layer inboard is compressed into the bonding slurry of installation of filling, fabric with the surface layer outside is overlapped on the outside of another piece wallboard of butt joint with it again, the position, inclined-plane of butt joint is warded off floating whole with bonding slurry is installed then;
After d, bonding slurry to be installed condense, remove all support members, the place, slit is filled and led up with bonding slurry is installed, the fabric bonding layer of then bottom being installed the limit flattens respectively and is bonded on the room floor, promptly finishes the installation of wallboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100491402A CN101250925B (en) | 2008-01-23 | 2008-01-23 | Light energy-saving wall board capable of preventing joint from disintegrating as well as installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100491402A CN101250925B (en) | 2008-01-23 | 2008-01-23 | Light energy-saving wall board capable of preventing joint from disintegrating as well as installation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101250925A CN101250925A (en) | 2008-08-27 |
| CN101250925B true CN101250925B (en) | 2010-07-07 |
Family
ID=39954504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100491402A Expired - Fee Related CN101250925B (en) | 2008-01-23 | 2008-01-23 | Light energy-saving wall board capable of preventing joint from disintegrating as well as installation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101250925B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101608503B (en) * | 2009-03-26 | 2011-10-05 | 云南奥斯通芬兰新型建材有限公司 | Method for preventing and controlling cracks of hollow wallboard for building |
| CN103086689B (en) * | 2013-02-04 | 2015-06-10 | 四川德腾科技有限公司 | Noise barrier sheet material, molding mold, and method for manufacturing noise barrier sheet material by using molding mold |
| CN103448133B (en) * | 2013-07-27 | 2016-07-27 | 安徽省中坤元新型建材有限公司 | A kind of strong concrete combined wall board and preparation method thereof |
| CN104177036B (en) * | 2014-08-14 | 2016-03-02 | 成都宏域通风工程有限公司 | A kind of magnesia pumice sand cement and fibre reinforced composites and preparation method thereof |
| CN104591677A (en) * | 2015-01-12 | 2015-05-06 | 上海青舟燃气设备有限公司 | Environment-friendly plant fibre composite board and preparation method thereof |
| CN105439493A (en) * | 2015-12-30 | 2016-03-30 | 卓达新材料科技集团威海股份有限公司 | Anti-cracking agent used for ordinary cement-fiber board |
| CN105693190A (en) * | 2016-01-22 | 2016-06-22 | 卓达新材料科技集团有限公司 | Magnesium oxysulfate cement board |
| CN106499091A (en) * | 2016-11-22 | 2017-03-15 | 中国建筑第七工程局有限公司 | A kind of assembling type partition wall construction method based on ALC plates |
-
2008
- 2008-01-23 CN CN2008100491402A patent/CN101250925B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101250925A (en) | 2008-08-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101250925B (en) | Light energy-saving wall board capable of preventing joint from disintegrating as well as installation method thereof | |
| CN104652668B (en) | Armored integrated wall and construction method thereof | |
| CN104032888A (en) | Integrally prefabricated multifunctional composite external wall panel and industrial building external wall | |
| CN208718152U (en) | Embedded ALC wallboard shock-resistant node structure | |
| CN103266662B (en) | The assembled house of light steel composite board | |
| CN201187115Y (en) | Partition board with plastic or light steel connection framework inside | |
| CN100588810C (en) | Assembly building method for energy-saving reconstruction of existing building | |
| CN104695662A (en) | Stone facing prefabricated external wall plate as well as production method and external wall system thereof | |
| CN103243847B (en) | Prefabricating assembling type cold molding steel floor system and construction method thereof | |
| CN102011437B (en) | Fireproof outer wall heat-insulating system and manufacturing method thereof | |
| CN201258556Y (en) | Novel assembly wallboard | |
| CN205857398U (en) | A kind of polystyrene foam light composite wallboard construction system | |
| CN204919881U (en) | Whole wall of assembly spouting lightweight concrete | |
| CN110130555B (en) | Fireproof floor structure and production method | |
| CN202936907U (en) | Hydrophobic rock wool board thermal insulating wall body structure | |
| CN107965076A (en) | Hollow extrusion molding cement plate Curtain Wall and its construction method | |
| CN213979355U (en) | Outer wall panel splice joint node | |
| CN203947671U (en) | Integral prefabricated multi-functional compound external wall panel and industrialized building exterior wall | |
| CN203640072U (en) | Composite thermal insulation board | |
| CN209260996U (en) | A kind of fiber cement board external wall system | |
| CN209397858U (en) | Prefabricated foamed ceramic frame exterior wall cladding | |
| CN202787802U (en) | Waterproof type wall thermal insulation decorative board and sleeve line for door and window | |
| CN202017276U (en) | Energy-saving and environment-protection type glass magnesium flat plate and magnesium oxide foaming combined wall body | |
| CN201635294U (en) | Hollow steel-wire rack concrete heat-preserving outer wall board | |
| CN206538902U (en) | A kind of prestressing force flyash-haydite concrete composite plate partition wall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100707 Termination date: 20120123 |