CN103629936B - Cement kiln top cover is with hanging brick - Google Patents
Cement kiln top cover is with hanging brick Download PDFInfo
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- CN103629936B CN103629936B CN201310554954.2A CN201310554954A CN103629936B CN 103629936 B CN103629936 B CN 103629936B CN 201310554954 A CN201310554954 A CN 201310554954A CN 103629936 B CN103629936 B CN 103629936B
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Abstract
The present invention relates to cement manufacture plant accessory, particularly relate to cement kiln top cover and hang brick. cement kiln top cover provided by the invention hangs brick, by the leading flank in brick body, trailing flank, left surface and right flank are respectively provided with at least two rows and form the profile of tooth bar of labyrinth structure with adjacent brick body opposite face, after brick body assembling, the contact surface of adjacent two brick body is multiple not planes at grade, namely the gap that adjacent two brick body contact surfaces produce is a gap with multiple bending place, the gap making adjacent two brick body is similar to maze-type structure, high-temperature gas or flare in kiln body are difficult to scurry out along the gap between adjacent two brick body, and then damage top cover, simultaneously because the gap that adjacent two brick body contact surfaces produce is a gap with multiple bending place, increase flare in kiln body or the high-temperature gas length to top cover path, top cover is not easy damaged, extend the service life of top cover.
Description
Technical field
The present invention relates to cement manufacture plant accessory, particularly relate to cement kiln top cover and hang brick.
Background technology
Cement needs through long-term high-temperature calcination in process of production, and in order to realize the production process of calcining in cement production process, the inwall of cement kiln needs to use various refractory material. cement kiln top cover is more severe due to working environment, safeguard to use the refractory material of cement kiln top cover to be easy to, it is generally adopted hanging-connecting structure and refractory material is arranged on top cover, namely on top cover, it is arranged to the suspension member of mounting refractory brick, refractory brick arranges the hanging hole suitable with suspension member, by refractory brick is articulated on suspension member, polylith refractory brick contacts with each other formation flame retardant coating, this structure is due to refractory brick maintenance replacing convenience in using journey, and be used widely, but the contact surface between this adjacent two blocks of refractory brick is plane, use procedure exists flare alter along the gap between adjacent two blocks of refractory brick, damage the deficiency of top cover.
In prior art, application number is the 201220259474 disclosed extension bricks for cement kiln top cover, the technology contents of this patent disclosure is the upper brick body of refractory brick and lower brick body are mutually staggered, so that the contact surface between adjacent two brick refractory brick is not in approximately the same plane, application number is Special shaped refractory brick disclosed in 99241448 is also adopt mutually to stagger the upper brick body of refractory brick and lower brick body, makes the contact surface between adjacent two brick refractory brick not in approximately the same plane, application number is kiln top hanging brick disclosed in 200720174257, adopts T-shaped refractory brick to make the contact surface between adjacent two brick refractory brick not in approximately the same plane, technology contents disclosed in above-mentioned three parts of patent documentations is all adopt the mode that upper and lower brick body staggers to make the contact surface between adjacent refractory brick not in approximately the same plane, although this structure effectively improves alters the technology flaw damaging top cover on flare, but above-mentioned three parts of patents yet suffer from the high-temperature gas in kiln body or the fast deficiency of the flare rate of climb, high-temperature gas can rise along plane again after crossing refractory brick staggered positions, therefore, although above-mentioned three parts of patents have certain improvement to altering damage this technical problem of top cover on flare, but all without solving this technical problem well.
Summary of the invention
Cement kiln top cover provided by the invention hangs brick, it is intended to overcome in prior art that flare upwelling speed in kiln body is fast, flare arrives the shorter deficiency being easily damaged top cover of top cover path in kiln body.
In order to solve above-mentioned technical problem, the present invention adopts the following technical scheme that cement kiln top cover hangs brick, including brick body, brick body includes end face, bottom surface, leading flank, trailing flank, left surface and right flank, brick body is provided with the hanging hole for coordinating with top cover suspension member, brick body is provided with the groove that holds for holding suspension member communicated with hanging hole, and the leading flank of brick body, trailing flank, left surface and right flank are equipped with at least two rows and form the profile of tooth bar of labyrinth structure with adjacent brick body opposite face.
As preferably, brick body includes the upper brick body that mutually staggers and lower brick body, the leading flank of described upper brick body, trailing flank, left surface and right flank are equipped with profile of tooth bar, the leading flank of described lower brick body, trailing flank, left surface and right flank are equipped with profile of tooth bar, by making upper brick body and lower brick body mutually stagger and being respectively provided with profile of tooth bar in upper brick body and lower brick body, flare or high-temperature gas to arrive top cover to be needed repeatedly to bend along the gap between adjacent two blocks of refractory brick, increase flare or the high-temperature gas path along arrival top cover, extend the service life of top cover.
As preferably, the direction of staggering of described upper brick body and lower brick body is stagger along the diagonal of upper brick body end face, by making the direction of staggering of upper brick body and lower brick body make upper brick body and the leading flank of lower brick body, trailing flank, left surface, right flank all stagger along the diagonal of upper brick body end face, when this brick body contacts with adjacent polylith refractory brick, this brick body is all multiple plane with the contact surface of adjacent polylith refractory brick, flare or high-temperature gas are not easily accessible to top cover, improve the effect of heat insulation of brick body.
As preferably, described upper brick body bottom center and distance is upper brick body bottom surface catercorner length 10% to the 70% of lower brick body end face center, this structure makes brick body and lower brick body can meet again the technique effect lengthening flare or high-temperature gas arrival top cover path while ensureing enough bonding strengths, improves the effect of heat insulation of brick body.
As preferably, described profile of tooth bar includes tooth top and tooth root, and the width of described tooth top is less than the width of tooth root, and by the width of tooth top is set smaller than the width of tooth root, when brick body being assemblied on top cover, brick body is easy to assembly, improves efficiency of assembling.
As preferably, the length direction of described profile of tooth bar and the angle of brick body end face are less than or equal to 45 degree more than 0 degree, it is arranged in brick body by bar that profile of tooth bar is inclined, after brick body assembling, profile of tooth bar may also operate as the effect that adjacent brick body is positioned, adjacent brick body will not be slided along profile of tooth bar length direction, improve the stability of the flame retardant coating that brick body is formed, extend the service life of top cover.
As preferably, described profile of tooth bar is arranged in brick body for being arranged in brick body in herringbone by profile of tooth bar is set to herringbone, after brick body assembling, profile of tooth bar may also operate as the effect that adjacent brick body is positioned, adjacent brick body will not be slided along profile of tooth bar length direction, improve the stability of the flame retardant coating that brick body is formed, extend the service life of top cover.
As preferably, described hold groove the degree of depth is brick body end face length 1/3 to 1/2, by the degree of depth holding groove being set to 1/3 to the 1/2 of brick body end face length, it is positioned at the suspension member holding groove and brick body is played a role the middle part that the application point of power is positioned at the end face of brick body, brick body is readily available balance after being articulated on suspension member, it is easy to brick body assembling, improves the efficiency of assembling of brick body.
As preferably, the described groove that holds is provided with bending section between brick body end face and hanging hole, by groove arranging bending section holding, after brick body is articulated on suspension member, suspension member is positioned at the suspension member of bending section except the part stress being positioned at hanging hole and can be influenced by active force, improve the intensity of suspension member, extend the service life of suspension member.
As preferably, described in hold groove between brick body end face and hanging hole, be provided with at least two bending section, by increasing the quantity of bending section, after brick body is articulated on suspension member, stress point increases, and further increases the intensity of suspension member, extends the service life of suspension member.
Cement kiln top cover provided by the invention hangs brick, have the advantage that by the leading flank in brick body, trailing flank, left surface and right flank are respectively provided with at least two rows and form the profile of tooth bar of labyrinth structure with adjacent brick body opposite face, after brick body assembling, the contact surface of adjacent two brick body is multiple not planes at grade, namely the gap that adjacent two brick body contact surfaces produce is a gap with multiple bending place, the gap making adjacent two brick body is similar to maze-type structure, high-temperature gas or flare in kiln body are difficult to scurry out along the gap between adjacent two brick body, and then damage top cover, simultaneously because the gap that adjacent two brick body contact surfaces produce is a gap with multiple bending place, increase flare in kiln body or the high-temperature gas length to top cover path, top cover is not easy damaged, extend the service life of top cover.
Accompanying drawing explanation
Accompanying drawing 1 is that cement kiln top cover of the present invention hangs the front view holding groove structure in brick,
Accompanying drawing 2 is the front view that cement kiln top cover of the present invention hangs brick embodiment one,
Accompanying drawing 3 is that in cement kiln top cover of the present invention extension brick, profile of tooth bar is the front view that tilting is arranged,
Accompanying drawing 4 is that in cement kiln top cover of the present invention extension brick, profile of tooth bar is lambdoid front view,
Accompanying drawing 5 is the schematic diagram that cement kiln top cover of the present invention hangs brick embodiment two,
Accompanying drawing 6 is the schematic diagram that cement kiln top cover of the present invention hangs when brick uses.
Detailed description of the invention
Embodiment one
Below in conjunction with accompanying drawing, the cement kiln top cover extension brick of the present invention is described further. such as Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, cement kiln top cover hangs brick, including brick body 1, brick body 1 includes end face, bottom surface, leading flank, trailing flank, left surface and right flank, brick body 1 is provided with the hanging hole 11 for coordinating with top cover suspension member, brick body 1 be provided with communicate with hanging hole 11 hold groove 12 for what hold suspension member, the described groove 12 i.e. groove of suspension member for holding that holds, owing to brick body 1 is assembled from suspension member side in assembling process, so in order to realize the assembling between brick body 1 and suspension member, the described sidewall holding groove 12 is for having opening, namely holding the shape of cross section of groove 12 is horizontal U-shaped, groove 12 inside is held owing to suspension member is positioned at, so contact surface is tight after two pieces of brick body 1 coordinate, improve the protection effect of flame retardant coating, it is described that to hold groove 12 not parallel with the axis of hanging hole 11, preferably hold groove 12 vertical with hanging hole 11, namely hanging hole 11 is with to hold groove 12 L-shaped, the leading flank of brick body 1, trailing flank, left surface and right flank are equipped with at least two rows and form the profile of tooth bar 13 of labyrinth structure with adjacent brick body 1 opposite face, in order to make accompanying drawing clear, accompanying drawing only depicts the profile of tooth bar 13 on 1 one sides of brick body, described profile of tooth bar 13 is integral type structure with brick body 1, flame retardant coating could be formed after coordinating due to brick body 1, so the profile of tooth bar 13 in adjacent two pieces of brick body 1 should be able to engage each other in assembling process, namely the profile of tooth bar 13 in two adjacent two pieces of brick body 1 is not contour, in order to make accompanying drawing clear, accompanying drawing only draws the schematic diagram after two pieces of brick body 1 coordinate, by the leading flank in brick body 1, trailing flank, it is that labyrinth type is unfavorable on flare to alter the profile of tooth bar 13 connect for making adjacent two pieces of brick body 1 contact surfaces that left surface and right flank are equipped with at least two rows, after brick body 1 assembling, the contact surface of adjacent two brick body 1 is multiple not planes at grade, namely the gap that adjacent two brick body 1 contact surfaces produce is a gap with multiple bending place, the gap making adjacent two brick body 1 is similar to maze-type structure, increase flare in kiln body or the high-temperature gas length to top cover path, top cover is not easy damaged, extend the service life of top cover.
Further, described profile of tooth bar 13 includes tooth top 131 and tooth root 132, the width of described tooth top 131 is less than the width of tooth root 132, namely the cross section of described profile of tooth bar 13 is trapezoidal, by the width of tooth top 131 is set smaller than the width of tooth root 132, when brick body 1 being assemblied on top cover, the profile of tooth bar 13 in adjacent brick body 1 is easy to engagement, brick body 1 is easy to assembly, improves efficiency of assembling.
Further, as shown in Figure 3, the angle of the length direction of described profile of tooth bar 13 and brick body 1 end face is less than or equal to 45 degree more than 0 degree, it is preferably 10 degree, 15 degree, 20 degree, 25 degree, 30 degree, 35 degree, 40 degree, 45 degree, it is arranged in brick body 1 by bar that profile of tooth bar 13 is inclined, after brick body 1 assembling, profile of tooth bar 13 may also operate as the effect that adjacent brick body 1 is positioned, adjacent brick body 1 will not be slided along profile of tooth bar 13 length direction, namely owing to profile of tooth bar 13 and brick body 1 end face have certain angle after two pieces of brick body 1 assemblings, brick body 1 can not be slided along profile of tooth bar 13 with under the effect of suspension member under gravity, brick body 1 is made to assemble when assembling convenient, and improve the stability of the flame retardant coating that brick body 1 is formed, extend the service life of top cover.
Optionally, as shown in Figure 4, described profile of tooth bar 13 is for being arranged in brick body 1 in herringbone and pass through that profile of tooth bar 13 is set to herringbone being arranged in brick body 1, described profile of tooth bar 13 can also be V-shaped, W shape, the structures such as waveform, after brick body 1 assembling, profile of tooth bar 13 may also operate as the effect that adjacent brick body 1 is positioned, brick body 1 can not be slided along profile of tooth bar 13 with under the effect of suspension member under gravity, brick body 1 is made to assemble when assembling convenient, improve the stability of the flame retardant coating that brick body 1 is formed, extend the service life of top cover, this structure relative to be obliquely installed for profile of tooth bar 13 there is better positioning action, in the flame retardant coating use procedure that the brick body 1 of this structure is formed, structure is more stable, extend the service life of top cover.
Further, described hold groove 12 the degree of depth is brick body 1 end face length 1/3 to 1/2, by the degree of depth holding groove 12 being set to 1/3 to the 1/2 of brick body 1 end face length, it is positioned at the suspension member holding groove 12 and brick body 1 is played a role the middle part that the application point of power is positioned at the end face of brick body 1, brick body 1 is readily available balance after being articulated on suspension member, it is easy to brick body 1 assemble, improves the efficiency of assembling of brick body 1.
Further, as shown in Figure 1, the described groove 12 that holds is provided with bending section 121 between brick body 1 end face and hanging hole 11, by groove 12 arranging bending section 121 holding, after brick body 1 is articulated on suspension member, suspension member is positioned at the suspension member of bending section 121 except the part stress being positioned at hanging hole 11 and can be influenced by active force, in order to make suspension member can coordinate with holding groove 12, described suspension member should also be as the suspension member being set to have bending section 121, groove 12 is held relative to what there is no a bending section 121, after brick body 1 is assembled with suspension member, suspension member only has the part stress being positioned at hanging hole 11, and other parts do not stress, owing to brick body 1 own wt is heavier, therefore the suspension member only having place's stress is easy to damage, by groove 12 arranging bending section 121 holding, improve the intensity of suspension member, extend the service life of suspension member.
Optionally, the described groove 12 that holds is provided with at least two bending section 121 between brick body 1 end face and hanging hole 11, and by increasing the quantity of bending section 121, after brick body 1 is articulated on suspension member, stress point increases, further increase the intensity of suspension member, extend the service life of suspension member.
Embodiment two
The present embodiment and embodiment one are different in that, as shown in Figure 5, brick body 1 includes the upper brick body 101 that mutually staggers and lower brick body 102, described upper brick body 101 is integral type structure with lower brick body 102, the leading flank of described upper brick body 101, trailing flank, left surface and right flank are equipped with profile of tooth bar 13, the leading flank of described lower brick body 102, trailing flank, left surface and right flank are equipped with profile of tooth bar 13, by making upper brick body 101 and lower brick body 102 mutually stagger and being respectively provided with profile of tooth bar 13 in upper brick body 101 and lower brick body 102, flare or high-temperature gas to arrive top cover to be needed repeatedly to bend along the gap between adjacent two blocks of refractory brick, increase flare or the high-temperature gas path along arrival top cover, extend the service life of top cover.
Further, the direction of staggering of described upper brick body 101 and lower brick body 102 is stagger along the diagonal of upper brick body 101 end face, by making the direction of staggering of upper brick body 101 and lower brick body 102 make upper brick body 101 all stagger with the leading flank of lower brick body 102, trailing flank, left surface, right flank along the diagonal of upper brick body 101 end face, when this brick body 1 contacts with adjacent polylith refractory brick, this brick body 1 is all multiple plane with the contact surface of adjacent polylith refractory brick, flare or high-temperature gas are not easily accessible to top cover, improve the effect of heat insulation of brick body 1.
Further, described upper brick body 101 bottom center and distance is upper brick body 101 bottom surface catercorner length 10% to the 70% of lower brick body 102 end face center, this structure makes brick body 101 and lower brick body 102 can meet again the technique effect lengthening flare or high-temperature gas arrival top cover path while ensureing enough bonding strengths, improves the effect of heat insulation of brick body 1.
Optionally, described upper brick body 101 bottom center and distance is upper brick body 101 bottom surface catercorner length 10% to the 70% of lower brick body 102 end face center
Optionally, described upper brick body 101 bottom center and distance is upper brick body 101 bottom surface catercorner length the 10% of lower brick body 102 end face center, brick body 101 bottom center and distance is upper brick body 101 bottom surface catercorner length the 10% of upper brick body 101 end face center in this structure, upper brick body 101 is big with lower brick body 102 contact area, upper brick body 101 is high with the bonding strength of lower brick body 102, but the displacement between brick body 101 and lower brick body 102 is less in this structure, effect of heat insulation is relatively poor, it is relatively big that this structure is suitable to brick body 1, uses when brick body 1 own wt is heavier.
Optionally, described upper brick body 101 bottom center and distance is upper brick body 101 bottom surface catercorner length the 70% of lower brick body 102 end face center, brick body 101 bottom center and distance is upper brick body 101 bottom surface catercorner length the 70% of upper brick body 101 end face center in this structure, upper brick body 101 is little with lower brick body 102 contact area, upper brick body 101 is low with the bonding strength of lower brick body 102, but the displacement between brick body 101 and lower brick body 102 is bigger in this structure, good heat-insulation effect, it is less that this structure is suitable to brick body 1, uses when brick body 1 own wt is lighter.
Optionally, described upper brick body 101 bottom center and distance is upper brick body 101 bottom surface catercorner length the 40% of lower brick body 102 end face center, brick body 101 bottom center and distance is upper brick body 101 bottom surface catercorner length the 40% of upper brick body 101 end face center in this structure, upper brick body 101 is of moderate size with lower brick body 102 contact area, upper brick body 101 is moderate with the bonding strength of lower brick body 102, therefore, this structure has the widest use scope.
Technique scheme is in use, as shown in Figure 6, it is positioned on top cover and is provided with multiple suspension member for hanging brick body 1, each brick body 1 is provided with the hanging hole 11 for coordinating with suspension member, flame retardant coating is formed by brick body 1 being articulated on suspension member, protection top cover will not by high temperature failure, by the leading flank in brick body 1, trailing flank, left surface and right flank are equipped with at least two rows for making adjacent two pieces of brick body 1 contact surfaces not profile of tooth bar 13 at grade, after brick body 1 assembling, the contact surface of adjacent two brick body 1 is multiple not planes at grade, namely the gap that adjacent two brick body 1 contact surfaces produce is a gap with multiple bending place, the gap making adjacent two brick body 1 is similar to maze-type structure, high-temperature gas or flare in kiln body are difficult to scurry out along the gap between adjacent two brick body 1, and then damage top cover, simultaneously because the gap that adjacent two brick body 1 contact surfaces produce is a gap with multiple bending place, increase flare in kiln body or the high-temperature gas length to top cover path, top cover is not easy damaged, extend the service life of top cover
These are only the preferred embodiment of the present invention, it is intended to embody prominent technique effect and the advantage of the present invention, be not the restriction to technical scheme.Those skilled in the art will appreciate that all are based on the made amendment of the technology of the present invention content, change or substitute technology feature, all should be covered by the technology category that claims of the present invention are advocated.
Claims (1)
1. cement kiln top cover is with hanging brick, including brick body (1), brick body (1) includes end face, bottom surface, leading flank, trailing flank, left surface and right flank, brick body (1) is provided with the hanging hole (11) for coordinating with top cover suspension member, brick body (1) be provided with communicate with hanging hole (11) hold groove (12) for what hold suspension member, it is characterized in that: the leading flank of brick body (1), trailing flank, left surface and right flank are equipped with at least two rows and form the profile of tooth bar (13) of labyrinth structure with adjacent brick body (1) opposite face, brick body (1) includes the upper brick body (101) and the lower brick body (102) that mutually stagger, the leading flank of described upper brick body (101), trailing flank, left surface and right flank are equipped with profile of tooth bar (13), the leading flank of described lower brick body (102), trailing flank, left surface and right flank are equipped with profile of tooth bar (13), stagger for the diagonal along upper brick body (101) end face in the direction of staggering of described upper brick body (101) and lower brick body (102), described upper brick body (101) bottom center and distance is upper brick body (101) bottom surface catercorner length 10% to the 70% of lower brick body (102) end face center, described profile of tooth bar (13) includes tooth top (131) and tooth root (132), the width of described tooth top (131) is less than the width of tooth root (132), the length direction of described profile of tooth bar (13) and the angle of brick body (1) end face are less than or equal to 45 degree more than 0 degree,
Or, described profile of tooth bar (13) is for be arranged in brick body (1) in herringbone;
Described hold groove (12) the degree of depth is brick body (1) end face length 1/3 to 1/2;
The described groove (12) that holds is provided with at least two bending section (121) between brick body (1) end face and hanging hole (11).
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| CN201310554954.2A CN103629936B (en) | 2013-11-08 | 2013-11-08 | Cement kiln top cover is with hanging brick |
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| CN103629936B true CN103629936B (en) | 2016-06-08 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104034162B (en) * | 2014-05-21 | 2015-09-09 | 长兴国盛耐火材料有限公司 | A kind of kiln head cover top hangs brick |
| CN104034163A (en) * | 2014-05-21 | 2014-09-10 | 长兴国盛耐火材料有限公司 | Kiln head hood top hanging brick |
| CN109579541A (en) * | 2018-12-18 | 2019-04-05 | 江苏顺星耐火科技有限公司 | A kind of kiln fire resisting suspended roof brick |
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| JPH11287565A (en) * | 1998-03-31 | 1999-10-19 | Asahi Glass Co Ltd | Refractory brick |
| CN201218658Y (en) * | 2008-06-17 | 2009-04-08 | 中冶长天国际工程有限责任公司 | Prefabricated fireproof brick for rotary kiln liner |
| CN201443970U (en) * | 2009-07-28 | 2010-04-28 | 济钢集团国际工程技术有限公司 | Inner-barrel refractory brick anti-falling device on annular sleeve lime kiln |
| CN202599108U (en) * | 2012-06-02 | 2012-12-12 | 长兴盛华耐火材料有限公司 | Hanging brick for top cover of cement kiln |
| CN103335524A (en) * | 2013-07-11 | 2013-10-02 | 宜兴市中环耐火材料有限公司 | Special-shaped firebrick |
| CN203518599U (en) * | 2013-11-08 | 2014-04-02 | 长兴盛华耐火材料有限公司 | Hung brick for cement kiln top cover |
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2013
- 2013-11-08 CN CN201310554954.2A patent/CN103629936B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11287565A (en) * | 1998-03-31 | 1999-10-19 | Asahi Glass Co Ltd | Refractory brick |
| CN201218658Y (en) * | 2008-06-17 | 2009-04-08 | 中冶长天国际工程有限责任公司 | Prefabricated fireproof brick for rotary kiln liner |
| CN201443970U (en) * | 2009-07-28 | 2010-04-28 | 济钢集团国际工程技术有限公司 | Inner-barrel refractory brick anti-falling device on annular sleeve lime kiln |
| CN202599108U (en) * | 2012-06-02 | 2012-12-12 | 长兴盛华耐火材料有限公司 | Hanging brick for top cover of cement kiln |
| CN103335524A (en) * | 2013-07-11 | 2013-10-02 | 宜兴市中环耐火材料有限公司 | Special-shaped firebrick |
| CN203518599U (en) * | 2013-11-08 | 2014-04-02 | 长兴盛华耐火材料有限公司 | Hung brick for cement kiln top cover |
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