CN1746449A - Cast-in-situs roof with steel reinforced concrete of light filling permanent tyre mould - Google Patents
Cast-in-situs roof with steel reinforced concrete of light filling permanent tyre mould Download PDFInfo
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- CN1746449A CN1746449A CN 200510099380 CN200510099380A CN1746449A CN 1746449 A CN1746449 A CN 1746449A CN 200510099380 CN200510099380 CN 200510099380 CN 200510099380 A CN200510099380 A CN 200510099380A CN 1746449 A CN1746449 A CN 1746449A
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Abstract
A floor construction filled up light permanent pattern match is provided. It contains tyre carcass (1) and armoured concrete. Hole (2) is throughout the top and down board of (1). (1) is closed hollow tyre carcass with figure.
Description
The application for the applying date be that March 31, application number in 2003 are 03118222.4, name is called the dividing an application of application for a patent for invention of " a kind of cast-in-place reinforced concrete filling lightening permanent loose tool ".
(1) technical field
The present invention relates to a kind of cast-in-situ reinforced concrete superstructure of light filling permanent tyre mould.
(2) background technology
Arch without beam is that present Cast-in-place Concrete Building Floor is used wider floor structural form, have that speed of application is fast, structure height is little, advantages such as ceiling decoration can be cut apart and need not to room area flexibly, the lightening permanent loose tool of filling in it has various hollow sections and box, and box has hollow or solid.Is that ZL99232921.3, name are called " cast-in-place reinforced concrete filling thin wall cylinder " utility model patent as the applicant in the patent No. of application on March 10th, 1999, it is made up of horniness thin-walled tube and two plugs, is applied to use as the lightening permanent loose tool in the arch without beam.The beam army in Shijiazhuang City, Hebei Province city and for example, the patent No. in application on February 23rd, 2000 is that ZL00203695.9, name are called the formwork that uses in " combination concrete hidden rib floor structure " utility model patent, Instructions Page 2 the 5th walk to the 7th line description " formwork can be solid; also can be hollow; light materials such as available plant straw, glass fiber reinforced plastic, sheet iron plate, glass fibre cement are made; its profile can be made shapes such as rectangle, circle, polygon according to designing requirement; ", being applied to equally make up in the concrete hidden rib superstructure also is to use as the lightening permanent loose tool.But no matter be hollow section or box, be applied to Cast-in-place Concrete Building Floor as permanent light base-die after, the stressed Force transmission parts of no superstructure in its loose tool particularly when the light base-die size is big, shows more obvious.Japan Patent (JP2001214562) discloses a kind of light carcass, the hole that connects upper and lower surface is arranged on carcass, like this, after this light carcass is applied to Cast-in-place Concrete Building Floor, in loose tool, can form the stressed Force transmission parts of superstructure, but the bonding between this light carcass and the Cast-in-place concrete is relatively poor, the superstructure globality that forms is poor, therefore, develops a kind of cast-in-situ reinforced concrete superstructure of novel light filling permanent tyre mould, improve the performance of superstructure, for being badly in need of.
(3) summary of the invention
The object of the present invention is to provide a kind of cast-in-situ reinforced concrete superstructure of light filling permanent tyre mould, can significantly improve the performance of superstructure, improve the mutual wedge action between lightening permanent loose tool and the Cast-in-place concrete, improve the globality of superstructure.
Solution of the present invention is on the basis of existing technology, comprise carcass, cast-in-situ reinforced concrete, carcass is filled in the cast-in-situ reinforced concrete, and the hole that connects upper and lower surface is arranged on the carcass, concrete post or pier are arranged in the hole, it is characterized in that the hollow ripple carcass of described carcass for sealing.Like this; because carcass is the hollow ripple carcass of sealing; after the lightening permanent loose tool is applied to building cover structure; the face that is in contact with one another between ripple carcass and the Cast-in-place concrete increases; improved the mutual wedge action between lightening permanent loose tool and the Cast-in-place concrete greatly; improved the globality of superstructure; reached purpose of the present invention; the lightening permanent loose tool also has characteristics such as simple in structure, that intensity is high, making is easy, cost is low simultaneously; be applicable to engineerings uses such as various Cast-in-place Concrete Building Floor, roof system, body of wall and hollow bridges, be specially adapted to hollow arch without beam and use.
Feature of the present invention is that also the ripple on the described ripple carcass is positive ripple or the ripple of oblique ripple or arc ripple or other shape or their combination.Like this, the bellows-shaped style on the ripple carcass is many, has made things convenient for design and production unit to select for use, helps reducing producing and construction cost.
Feature of the present invention is that also described hole is the corrugated surface hole.Like this, the making of lightening permanent loose tool is more convenient, and the build-in between the Cast-in-place concrete is more firm, makes things convenient for design and construction unit to select for use.
Feature of the present invention is that also the ripple of described hole is regular ripple.Like this, the making of lightening permanent loose tool is more convenient, simultaneously, makes things convenient for design and construction unit to select for use.
Feature of the present invention is that also the ripple of described hole is irregular ripple.
Feature of the present invention is that also described ripple carcass surface is all-wave line surface or part corrugated surface.Like this, the making of lightening permanent loose tool is more convenient, simultaneously, makes things convenient for design and construction unit to select for use.
Feature of the present invention is that also the ripple on the described ripple carcass is equidistant ripple.Like this, help reducing production and construction cost.
Feature of the present invention is that also the ripple on the described ripple carcass is the non-equidistance ripple.
Feature of the present invention is that also the ripple on the described ripple carcass is to wait the crest ripple.
Feature of the present invention is that also ripple on the described ripple carcass is not for waiting crest ripple.
Feature of the present invention is that also at least one ripple of being separated by of the ripple on the described ripple carcass is bonded into integral body with interlock or seam or riveted or bonding mode.Like this, the production of ripple carcass is more convenient, flexible, makes things convenient for production unit to select for use, helps reducing production costs.
Feature of the present invention is that also described ripple carcass is wavy metal carcass or plastic ripple carcass or glass fiber reinforced plastic ripple carcass or composite material corrugated carcass.Like this, the kind of ripple carcass is many, makes things convenient for selecting for use of design and construction unit.
Feature of the present invention also is to be provided with in the described ripple carcass at least one in stiffening rib, bracing boom or the reinforcing rib.Like this, the intensity of ripple carcass and rigidity improve greatly.
Feature of the present invention also is to expose on the ripple carcass stiffening rib, in bracing boom or the reinforcing rib at least one.Like this, the adhesion strength between ripple carcass and the Cast-in-place concrete is bigger, and the globality of superstructure is better.
Feature of the present invention is that also described ripple carcass is provided with at least one in sour jujube head, rivet, sheet metal, wire or the Metallic rod.Like this, the adhesion strength between ripple carcass and the Cast-in-place concrete is bigger, and build-in is more firm, and the globality of superstructure is better.
Feature of the present invention is that also the inwall of described ripple carcass is provided with anticorrosive coat.Like this, the antiseptic property of lightening permanent loose tool is better, and endurance quality is better.
Feature of the present invention is that also the axis of described a plurality of holes is in a plane or in Different Plane.Like this, can design,, reduce and produce and construction cost to satisfy the needs of different units in charge of construction according to actual conditions.
Feature of the present invention is that also described at least one hole is a gradual change enlarging shape hole.Like this, can improve the Cast-in-place concrete post of formation in the hole or the stress of pier greatly, form arc-shaped transition around the corner, reduce stress and concentrate.
Feature of the present invention is that also described at least one hole is sudden change enlarging shape hole.Like this, can form the cap or the pier cap of Cast-in-place concrete post or pier, improve mechanical property.
Feature of the present invention also is have at least one groove to link to each other with hole on the surface of the ripple carcass of at least one end of described at least one hole.Like this, Cast-in-place concrete enters in the groove can form Cast-in-place concrete rib or reinforcing rib, further improves the mechanical property of superstructure, improves the mutual wedge action between lightening permanent loose tool and the Cast-in-place concrete, improves the globality of superstructure.
Feature of the present invention also is on the peripheral side of ripple carcass fluted.Like this, in groove, can form Cast-in-place concrete rib or reinforcing rib.When groove when being vertical and big, then form Cast-in-place concrete post or pier, can further improve the mechanical property of superstructure.
Feature of the present invention also is to have on the ripple carcass at least one in boss mould or raised line or the protruding nail.Like this, the mutual build-in between lightening permanent loose tool and the Cast-in-place concrete is better, and the globality of superstructure is stronger.
Feature of the present invention also is to be filled with light material in the ripple carcass.Light material can be expanded perlite, vermiculite, foaming or aerating concrete, foamed plastics, haydite or haydite concrete etc.Like this, the insulation of lightening permanent loose tool, heat insulation, sound insulation value is better.
Feature of the present invention is that also the shape of cross section of ripple carcass is the combination of rectangle or square or polygon or arc angle polygon or re-entrant angle polygon or circle or similar round or ellipse or class ellipse or their shape.Like this, can satisfy the needs of different designs and construction, help reducing and produce and construction cost.
Feature of the present invention also is to be useful on the ripple carcass link connected to one another between the ripple carcass.Link can be jack, latch, link block, tube connector, cutting ferrule, reinforcing bar etc.Like this, when construction, can make things convenient for the construction of lightening permanent loose tool, make loose tool connection each other more convenient.
Feature of the present invention is that also at least one stationary positioned member is arranged on the ripple carcass.The stationary positioned member can be drag hook, draw ring, stay cord, iron wire etc.Like this, make things convenient for the construction of lightening permanent loose tool, particularly make things convenient for being connected and fixed of itself and lower support or template.
(4) description of drawings
Fig. 1 is the lightening permanent loose tool structural representation that the embodiment of the invention 1 is used.
Fig. 2 is the lightening permanent loose tool structural representation that the embodiment of the invention 2 is used.
Fig. 3 is the lightening permanent loose tool structural representation that the embodiment of the invention 3 is used.
Fig. 4 is the lightening permanent loose tool structural representation that the embodiment of the invention 4 is used.
Fig. 5 is the lightening permanent loose tool structural representation that the embodiment of the invention 5 is used.
Fig. 6 is the lightening permanent loose tool structural representation that the embodiment of the invention 6 is used.
Fig. 7 is the lightening permanent loose tool structural representation that the embodiment of the invention 7 is used.
Fig. 8 is the lightening permanent loose tool structural representation that the embodiment of the invention 8 is used.
Fig. 9 is the lightening permanent loose tool structural representation that the embodiment of the invention 9 is used.
Figure 10 is the lightening permanent loose tool structural representation that the embodiment of the invention 10 is used.
Figure 11 is the lightening permanent loose tool structural representation that the embodiment of the invention 11 is used.
Figure 12 is the lightening permanent loose tool structural representation that the embodiment of the invention 12 is used.
Figure 13 is the lightening permanent loose tool structural representation that the embodiment of the invention 13 is used.
Figure 14 is the lightening permanent loose tool structural representation that the embodiment of the invention 14 is used.
Figure 15 is the lightening permanent loose tool structural representation that the embodiment of the invention 15 is used.
Figure 16 is the lightening permanent loose tool structural representation that the embodiment of the invention 16 is used.
Figure 17 is the lightening permanent loose tool structural representation that the embodiment of the invention 17 is used.
Figure 18 is the lightening permanent loose tool structural representation that the embodiment of the invention 18 is used.
Figure 19 is the lightening permanent loose tool structural representation that the embodiment of the invention 19 is used.
Figure 20 is the lightening permanent loose tool structural representation that the embodiment of the invention 20 is used.
Figure 21 is the lightening permanent loose tool structural representation that the embodiment of the invention 21 is used.
Figure 22 is the lightening permanent loose tool structural representation that the embodiment of the invention 22 is used.
(5) specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
The present invention comprises carcass 1, cast-in-situ reinforced concrete as shown in drawings, and carcass 1 is filled in the cast-in-situ reinforced concrete, and the hole 2 that connects upper and lower surface is arranged on the carcass 1, and concrete post or pier are arranged in the hole 2, it is characterized in that the hollow ripple carcass of described carcass 1 for sealing.Fig. 1 is the lightening permanent loose tool structural representation that the embodiment of the invention 1 is used.Among Fig. 1,1 is carcass, and 2 is hole, in each accompanying drawing, numbers identically, and its explanation is identical.As shown in Figure 1, carcass 1 is the ripple carcass, has the hole 2 of the band die cavity of a Cast-in-place concrete cast usefulness to run through ripple carcass 1 on ripple carcass 1, and diagram hole 2 is circular.Fig. 2 is the lightening permanent loose tool structural representation that the embodiment of the invention 2 is used, and its carcass 1 is the ripple carcass, has the hole 2 of the band die cavity of a Cast-in-place concrete cast usefulness to run through ripple carcass 1 on ripple carcass 1, and diagram hole 2 is square.
The present invention is that also the ripple on the described ripple carcass 1 is positive ripple or the ripple of oblique ripple or arc ripple or other shape or their combination.As shown in Figure 1 and Figure 2, the ripple on its ripple carcass 1 is positive ripple.Fig. 3 is the lightening permanent loose tool structural representation that the embodiment of the invention 3 is used, and the ripple on its ripple carcass 1 is an oblique ripple.
The present invention is that also described hole 2 is the corrugated surface hole.As shown in Figure 2, hole 2 is the corrugated surface hole.
The present invention is that also the ripple of described hole 2 is regular ripple.As shown in Figure 2, the ripple of hole 2 is regular ripple.
The present invention is that also the ripple of described hole 2 is irregular ripple.As shown in Figure 4, the ripple of hole 2 is irregular ripple.
The present invention is that also described ripple carcass 1 surface is all-wave line surface or part corrugated surface.As shown in Figure 3, ripple carcass 1 surface is all-wave line surface.As shown in Figure 4, ripple carcass 1 surface is the part corrugated surface.
The present invention is that also the ripple on the described ripple carcass 1 is equidistant ripple.As shown in Figure 1 to Figure 3, the ripple on its ripple carcass 1 is equidistant ripple.
The present invention is that also the ripple on the described ripple carcass 1 is the non-equidistance ripple.Fig. 4 is the lightening permanent loose tool structural representation that the embodiment of the invention 4 is used, and the ripple on its ripple carcass 1 is the unequal-interval ripple.
The present invention is that also the ripple on the described ripple carcass 1 is to wait the crest ripple.
The present invention is that also ripple on the described ripple carcass 1 is not for waiting crest ripple.
The present invention is that also at least one ripple of being separated by of the ripple on the described ripple carcass 1 is bonded into integral body with interlock or seam or riveted or bonding mode.Fig. 5 is the lightening permanent loose tool structural representation that the embodiment of the invention 5 is used, and the ripple of being separated by of the ripple on its ripple carcass 1 is bonded into integral body in the mode of interlock.
The present invention is that also described ripple carcass 1 is wavy metal carcass or plastic ripple carcass or glass fiber reinforced plastic ripple carcass or composite material corrugated carcass.To shown in Figure 5, its ripple carcass 1 is the wavy metal carcass as Fig. 1.Fig. 6 is the lightening permanent loose tool structural representation that the embodiment of the invention 6 is used, and its ripple carcass 1 is the compound ripple carcass of cement gel ramming material and fiber glass reinforcement.
The present invention also is to be provided with in the described ripple carcass 1 at least one in stiffening rib 3, bracing boom 4 or the reinforcing rib 5.Fig. 7 is the lightening permanent loose tool structural representation that the embodiment of the invention 7 is used, and is provided with stiffening rib 3, bracing boom 4 and reinforcing rib 5 in its ripple carcass 1.
The present invention also is to expose on the ripple carcass 1 at least one that has in stiffening rib 3, bracing boom 4 or the reinforcing rib 5.Fig. 8 is the lightening permanent loose tool structural representation that the embodiment of the invention 8 is used, expose on its ripple carcass 1 stiffening rib 3 is arranged, bracing boom 4 and reinforcing rib 5.
The present invention is that also described ripple carcass 1 is provided with at least one in sour jujube 6, rivet 7, sheet metal 8, wire 9 or the Metallic rod 10.Fig. 9 is the lightening permanent loose tool structural representation that the embodiment of the invention 9 is used, and its ripple carcass 1 is provided with sour jujube 6, rivet 7, sheet metal 8, wire 9 and Metallic rod 10.As shown in figure 10, its ripple carcass 1 is provided with sour jujube 6.
The present invention is that also the inwall of described ripple carcass 1 is provided with anticorrosive coat 11.Figure 10 is the lightening permanent loose tool structural representation that the embodiment of the invention 10 is used, and the inwall of its ripple carcass 1 is provided with anticorrosive coat 11, and anticorrosive coat 11 is the anticorrosive paint layer, is illustrated as rust preventive coating.
The present invention is that also the axis of described a plurality of hole 2 is in a plane or in Different Plane.Figure 11 is the lightening permanent loose tool structural representation that the embodiment of the invention 11 is used, and the axis of its a plurality of holes 2 is in Different Plane.Figure 12 is the lightening permanent loose tool structural representation that the embodiment of the invention 12 is used, and the axis of its a plurality of holes 2 is in same plane.
The present invention is that also described at least one hole 2 is gradual change enlarging shape hole.Figure 13 is the lightening permanent loose tool structural representation that the embodiment of the invention 13 is used, and its hole 2 is gradual change enlarging shape hole, the diagram flare.
The present invention is that also described at least one hole 2 is sudden change enlarging shape hole.Figure 14 is the lightening permanent loose tool structural representation that the embodiment of the invention 14 is used, and its hole 2 is illustrated as step for sudden change enlarging shape hole.
The present invention also is have at least one groove 12 to link to each other with hole 2 on the surface of ripple carcass 1 of at least one end of described at least one hole 2.Figure 15 is the lightening permanent loose tool structural representation that the embodiment of the invention 15 is used, and has a groove 12 to link to each other with hole 2 on the surface of the ripple carcass 1 of an end of its hole 2.Figure 16 is the lightening permanent loose tool structural representation that the embodiment of the invention 16 is used, and has a groove 12 to link to each other with hole 2 on the surface of the ripple carcass 1 of an end of hole 2.
The present invention also is on the peripheral side 13 of ripple carcass 1 fluted 12.Figure 17 is the lightening permanent loose tool structural representation that the embodiment of the invention 17 is used, on the peripheral side 13 of its ripple carcass 1 fluted 12.
The present invention also is to have on the ripple carcass 1 at least one in boss mould 14 or raised line 15 or the protruding nail 16.Figure 18 is the lightening permanent loose tool structural representation that the embodiment of the invention 18 is used, and boss mould 14, raised line 15 and protruding nail 16 are arranged on its ripple carcass 1.
The present invention also is to be filled with in the ripple carcass 1 light material 17.Figure 19 is the lightening permanent loose tool structural representation that the embodiment of the invention 19 is used, and is filled with light material 17 in its ripple carcass 1, and diagram light material 17 is an expanded perlite.
The present invention is that also the shape of cross section of ripple carcass 1 is the combination of rectangle or square or polygon or arc angle polygon or re-entrant angle polygon or circle or similar round or ellipse or class ellipse or their shape.As shown in figure 19, its level cross-sectionn is shaped as rectangle, and perpendicular cross-sectional shape is the arc angle quadrangle.Figure 20 is the lightening permanent loose tool structural representation that the embodiment of the invention 20 is used, and the level cross-sectionn of its ripple carcass 1 is shaped as polygon, and its perpendicular cross-sectional shape is the arc angle quadrangle.
The present invention also is to be useful on the ripple carcass 1 link 18 connected to one another between the ripple carcass 1.Figure 21 is the lightening permanent loose tool structural representation that the embodiment of the invention 21 is used, and its link 18 is jack and latch.
The present invention is that also at least one stationary positioned member 19 is arranged on the ripple carcass 1.Figure 22 is the lightening permanent loose tool structural representation that the embodiment of the invention 22 is used, and its stationary positioned member 19 is a drag hook.
During the invention process, press earlier construction requirement mounting bracket or template, laying carcass 1 re-lays reinforcing bar, and various steel pipe buried in advance spare, pour concrete after the acceptance(check), treat the concrete setting and harden after, maintenance is to stipulating the length of time that form removal promptly gets the cast-in-situ reinforced concrete superstructure.
Claims (10)
1, a kind of cast-in-situ reinforced concrete superstructure of light filling permanent tyre mould, comprise carcass (1), cast-in-situ reinforced concrete, carcass (1) is filled in the cast-in-situ reinforced concrete, the hole (2) that connects upper and lower surface is arranged on the carcass (1), hole has concrete post or pier in (2), it is characterized in that the hollow ripple carcass of described carcass (1) for sealing.
2, the cast-in-situ reinforced concrete superstructure of a kind of light filling permanent tyre mould according to claim 1 is characterized in that the ripple on the described ripple carcass (1) is positive ripple or the ripple of oblique ripple or arc ripple or other shape or their combination.
3, the cast-in-situ reinforced concrete superstructure of a kind of light filling permanent tyre mould according to claim 1 is characterized in that described hole (2) is the corrugated surface hole.
4, the cast-in-situ reinforced concrete superstructure of a kind of light filling permanent tyre mould according to claim 3, the ripple that it is characterized in that described hole (2) is regular ripple.
5, the cast-in-situ reinforced concrete superstructure of a kind of light filling permanent tyre mould according to claim 3, the ripple that it is characterized in that described hole (2) is irregular ripple.
6, the cast-in-situ reinforced concrete superstructure of a kind of light filling permanent tyre mould according to claim 1 is characterized in that described ripple carcass (1) surface is all-wave line surface or part corrugated surface.
7, the cast-in-situ reinforced concrete superstructure of a kind of light filling permanent tyre mould according to claim 1 is characterized in that the ripple on the described ripple carcass (1) is equidistant ripple; Perhaps the ripple on the ripple carcass (1) is the non-equidistance ripple; Perhaps the ripple on the ripple carcass (1) is for waiting crest ripple; Perhaps the ripple on the ripple carcass (1) is not for waiting crest ripple; Perhaps at least one ripple of being separated by of the ripple on the ripple carcass (1) is bonded into integral body with interlock or seam or riveted or bonding mode.
8, the cast-in-situ reinforced concrete superstructure of a kind of light filling permanent tyre mould according to claim 1 is characterized in that described ripple carcass (1) is wavy metal carcass or plastic ripple carcass or glass fiber reinforced plastic ripple carcass or composite material corrugated carcass; Perhaps be provided with at least one in stiffening rib (3), bracing boom (4) or the reinforcing rib (5) in the ripple carcass (1); Perhaps expose at least one in stiffening rib is arranged (3), bracing boom (4) or the reinforcing rib (5) on the ripple carcass (1); Perhaps ripple carcass (1) is provided with at least one in sour jujube head (6), rivet (7), sheet metal (8), wire (9) or the Metallic rod (10); Perhaps the inwall of ripple carcass (1) is provided with anticorrosive coat (11).
9, according to the cast-in-situ reinforced concrete superstructure of the described a kind of light filling permanent tyre mould of arbitrary claim in the claim 1 to 8, the axis that it is characterized in that described a plurality of hole (2) is in a plane or in Different Plane; Perhaps at least one hole (2) is a gradual change enlarging shape hole; Perhaps at least one hole (2) is sudden change enlarging shape hole; Perhaps there is at least one groove (12) to link to each other on the surface of the ripple carcass (1) of at least one end of at least one hole (2) with hole (2); Perhaps the peripheral side (13) of ripple carcass (1) goes up fluted (12).
10,, it is characterized in that having on the ripple carcass (1) at least one in boss mould (14) or raised line (15) or the protruding nail (16) according to the cast-in-situ reinforced concrete superstructure of the described a kind of light filling permanent tyre mould of arbitrary claim in the claim 1 to 8; Perhaps be filled with light material (17) in the ripple carcass (1); Perhaps the shape of cross section of ripple carcass (1) is the combination of rectangle or square or polygon or arc angle polygon or re-entrant angle polygon or circle or similar round or ellipse or class ellipse or their shape; Perhaps be useful on link connected to one another (18) between the ripple carcass (1) on the ripple carcass (1); At least one stationary positioned member (19) is perhaps arranged on the ripple carcass (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510099380 CN1746449A (en) | 2003-03-31 | 2003-03-31 | Cast-in-situs roof with steel reinforced concrete of light filling permanent tyre mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510099380 CN1746449A (en) | 2003-03-31 | 2003-03-31 | Cast-in-situs roof with steel reinforced concrete of light filling permanent tyre mould |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03118222 Division CN1226503C (en) | 2003-03-31 | 2003-03-31 | Light permanent roughcast mould for on site pouring reinforced concrete filling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1746449A true CN1746449A (en) | 2006-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510099380 Pending CN1746449A (en) | 2003-03-31 | 2003-03-31 | Cast-in-situs roof with steel reinforced concrete of light filling permanent tyre mould |
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| Country | Link |
|---|---|
| CN (1) | CN1746449A (en) |
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2003
- 2003-03-31 CN CN 200510099380 patent/CN1746449A/en active Pending
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