CN201611209U - Composite structure insulating brick used in kiln lining of rotary kiln - Google Patents
Composite structure insulating brick used in kiln lining of rotary kiln Download PDFInfo
- Publication number
- CN201611209U CN201611209U CN2009202759035U CN200920275903U CN201611209U CN 201611209 U CN201611209 U CN 201611209U CN 2009202759035 U CN2009202759035 U CN 2009202759035U CN 200920275903 U CN200920275903 U CN 200920275903U CN 201611209 U CN201611209 U CN 201611209U
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- light material
- insulating brick
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Abstract
The utility model provides a composite structure insulating brick used in the kiln lining of a rotary kiln. The composite structure insulating brick is provided with four adjacent bonding surfaces, one working face and a non-working face opposite to the working face. The four adjacent bonding surfaces are first bonding surfaces and second bonding surfaces in two-two correspondence and accord with the axial direction and the radial direction of the kiln body respectively during kiln lining masonry. The composite structure insulating brick is made by heavy material brick body and light material brick body through combination, wherein the light material brick body is positioned on the composite structure insulating brick in the area near the end of the non-working face and penetrates the brick body among the bonding surfaces; and on the bonding surfaces, the area of the light material brick body accounts for 50% to 60%. The utility model combines the brick bodies with two materials together, so as to improve the thermal insulation effect of the rotary kiln, and at the same time reduce the heavy load of the kiln body, thereby efficiently reducing production energy consumption, decreasing usage amount of the kiln lining and prolonging service life of the kiln body.
Description
Technical field
The utility model relates to a kind of refractory heat-insulating brick structure that is used for kiln, relates to the composite construction insulating brick that a kind of rotary kiln liner is used specifically.
Background technology
Building by laying bricks or stones of rotary kiln liner is to utilize the heavy material insulating brick at present, because rotary kiln liner is to work under dynamic condition, kiln lining not only needs to have good heat-blocking action, also should bear the concentrated mechanical stress of generation and the acting in conjunction of thermal stress down in working order of kiln body, so the insulating brick that is used to build by laying bricks or stones rotary kiln at present is the refractory brick with specific dimensions that heavy material is made.In order to build rotary kiln by laying bricks or stones, the shape of this heavy brick is generally the not wide wedge type brick in two ends, is commonly called as " concentric reducer " in the industry, and working face is the microcephaly, build by laying bricks or stones the back along the width on the kiln body circumferencial direction less than relative non-working surface.This insulating fire brick forms for utilizing the heavy material one to fire.
The problem that is used for the heavy insulating brick existence of rotary kiln liner at present is, at first, the thermal conductivity factor of heavy material refractory brick is bigger, and the thermal loss under the condition of work is also bigger, and the heat insulating effect that improves the rotary kiln body of heater is the key problem that this area presses for solution for many years; Secondly, under the equal volume situation,, also correspondingly improved the energy consumption in the course of work because weight issue has produced bigger heavy load by the brick kiln lining of building of heavy material for the rotary kiln body of heater fully; Again on the one hand, rotary kiln uses certain hour, the damage of brick body causes the furnace lining working face greater loss can occur, generally speaking, the working face loss reaches about 50% of brick length, whole furnace lining need be removed, again with qualified brick building, adopting the replacement cycle of the insulating brick that heavy material fires fully also is to influence the key factor that rotary kiln has enterprise's production cost at present.
Solve the big problem of heavy material kiln lining thermal loss and be listed in country " eight or five " tackling key problem type order, some refractory materials manufacturing enterprises and rotary kiln have enterprise and attempt to adopt heavy material and light heat-insulating material to join compounded refractory brick, though but the light material thermal conductivity factor is little, its intensity is also lower, when rotary kiln liner is subjected to concentrating the acting in conjunction of mechanical stress and thermal stress under dynamic operating condition, light material can be chipping, make whole brick body impaired, cause the body of heater can't operate as normal, so the compound refractory brick of this handing-over is not finally used in actual production.
The utility model content
The composite construction insulating brick that provides a kind of rotary kiln liner to use is provided the technical problem underlying that the utility model solved, this insulating brick is provided with the light material combining structure near the non-working surface end regions, become a kind of composite construction brick, combination by two kinds of material brick bodies, reach and improve the rotary kiln heat insulating effect, simultaneously can reduce the weight loading of kiln body, thereby can effectively reduce energy consumption and prolong kiln body service life.
For solving the problems of the technologies described above, the composite construction insulating brick that the utility model provides a kind of rotary kiln liner to use, this composite construction insulating brick has four adjacent faying faces, a working face and the non-working surface relative with it, described four adjacent faying faces are two or two relative first faying face and second faying faces, consistent with the axial and radial direction of kiln body respectively when building kiln lining by laying bricks or stones, it is characterized in that, this composite construction insulating brick is to be combined by heavy material brick body and light material brick body, described light material brick body is positioned at this composite construction insulating brick near the zone of non-working surface one end and run through brick body between described first or second faying face, and on this faying face, the area of light material brick body accounts for 50-6%.
The composite construction insulating brick that a kind of rotary kiln liner that provides according to the utility model is used, preferably, described light material brick body is arranged at the composite construction insulating brick in non-working surface 80-5mm zone.
Different with the special-purpose insulating brick that generally uses in the present rotary kiln, the insulating brick that the utility model provides is the kiln lining special brick of the composite construction of two kinds of unlike material brick body combinations, promptly, in the zone of this kiln lining with close non-working surface one end of brick, be provided with light material brick body, this light material brick body is to adopt the light heat-insulating material of density≤1.5 to make.According to specific embodiments of the present utility model, this composite construction insulating brick is to be spliced and combined by described light material brick body and heavy material brick body to be one, and the non-working surface of this composite construction insulating brick is made of light material brick body.
According to composite construction insulating brick of the present utility model, described light material brick body and heavy material brick body are inlayed and are combined into one, and being made of heavy material brick body to the small part non-working surface of composite construction insulating brick.
Particularly, the compound mode of inlaying of light material brick body and heavy material brick body comprises: light material brick body is embedded in the above open-work of heavy material brick body setting; And/or described light material brick body be embedded in that heavy composite brick body offers on non-working surface is with in the upper groove, and the non-working surface of this composite construction insulating brick is provided with at interval by two kinds of brick bodies and constitutes.In the above scheme, described open-work shape can be circle, ellipse, triangle, quadrangle and/or polygon etc.
According to the composite construction insulating brick that the utility model provides, described light material brick body and heavy material brick body splice and combine and are one, and described light material brick body forms at least one end angle of this composite construction insulating brick non-working surface.
The global shape of composite construction insulating brick of the present utility model can be identical with brick with present rotary kiln liner with size, for example has the concentric reducer structure, that is, the working face of this composite construction insulating brick is less than non-working surface.
In the concrete scheme of the present utility model, the working face of described composite construction insulating brick and/or non-working surface are plane or cambered surface.
The composite construction insulating brick that the rotary kiln liner that the utility model provides is used can be rectangular tiles or radial brick, and when being rectangular tiles, light material brick body is set to run through the brick body between first faying face; During for radial brick, light material brick body is set to run through the brick body between second faying face.
The rotary kiln liner that the utility model provides than prior art, has following advantage with the composite construction insulating brick:
Owing to adopted the combination of light heat-insulating material brick body, under equal volume, can reduce more than 20% than the weight of present heavy insulating brick, the kiln lining after building by laying bricks or stones has reduced the heavy load effect to the rotary kiln body, and the energy consumption under the condition of work can obviously reduce;
Because the combination of light heat-insulating material brick body, under the identical situation of working face material, the thermal conductivity factor of this composite construction insulating brick is low, and thermal loss also significantly reduces (can reduce about 70%) under the kiln body running condition after building by laying bricks or stones;
Because thermal conductivity factor is low, in the rotary kiln course of work, can save raw coal more than 10% when calcination condition is identical, waste gas and discharge of harmful gases amount also reduce thereupon, are beneficial to the pollution of reduction to environment;
Because light heat-insulating material brick body is arranged on non-working surface one end; and on combined area and position, all make up with scientific and reasonable ratio with heavy material brick body; the interior thermograde of working lining of heavy composite is reduced; improved the heat insulating effect in the rotary kiln use; the thermal shock resistance and the antistrip performance of kiln lining are improved; prolonged the life cycle of kiln lining, and big kiln cylinder body has also been protected in the Weight reduction, heat insulating effect of kiln lining, prolonged the life-span of big kiln cylinder body.
Description of drawings
Figure 1A and Figure 1B are the schematic diagram of the rotary kiln liner that provides of the utility model with a kind of concrete structure of composite construction insulating brick, and wherein Figure 1B is the side schematic view of this composite construction insulating brick among Figure 1A.
Fig. 2 A and Fig. 2 B radial brick example structure schematic diagram that to be the rotary kiln liner that provides of the utility model be cambered surface with the working face and the non-working surface of composite construction insulating brick, wherein Fig. 2 B is the schematic bottom view of this composite construction insulating brick among Fig. 2 A.
Fig. 3 A and Fig. 3 B are that the rotary kiln liner that the utility model provides is used in the composite construction insulating brick, and light material brick body is the embodiment schematic diagram of circular mosaic mode, and wherein Fig. 3 B is the side schematic view of this composite construction insulating brick among Fig. 3 A.
Fig. 4 A and Fig. 4 B be the working face that provides of the utility model and non-working surface be cambered surface rotary kiln liner with in the fan-shaped composite construction insulating brick, the embodiment schematic diagram of light material brick body mosaic mode, wherein Fig. 4 B is the schematic bottom view of this composite construction insulating brick among Fig. 4 A.
Fig. 5 A and Fig. 5 B are that the rotary kiln liner that the utility model provides is used in the composite construction insulating brick, and light material brick body is the embodiment schematic diagram of square mosaic mode, and wherein Fig. 5 B is the side schematic view of this composite construction insulating brick among Fig. 5 A.
Fig. 6 A and Fig. 6 B are that the rotary kiln liner that the utility model provides is used in the composite construction insulating brick, and light heat-insulating material brick body is the embodiment schematic diagram of circle and multirow mosaic mode, and wherein Fig. 6 B is the side schematic view of this composite construction insulating brick among Fig. 6 A.
Fig. 7 A and Fig. 7 B be the working face that provides of the utility model and non-working surface be cambered surface rotary kiln liner with in the fan-shaped composite construction insulating brick, light material brick body is the embodiment schematic diagram of circle and multirow mosaic mode, and wherein Fig. 7 B is the schematic bottom view of this composite construction insulating brick among Fig. 7 A.
Fig. 8 A and Fig. 8 B be the working face that provides of the utility model and non-working surface be cambered surface rotary kiln liner with in the fan-shaped composite construction insulating brick, light material brick body is the embodiment schematic diagram of square mosaic mode, and wherein Fig. 8 B is the schematic bottom view of this compound heat-insulation brick among Fig. 8 A.
Fig. 9 A and Fig. 9 B be the rotary kiln liner that provides of the utility model with in the composite construction insulating brick, light material brick body is embedded in the embodiment schematic diagram in the groove on the non-working surface, wherein Fig. 9 B is the side schematic view of this composite construction insulating brick among Fig. 9 A.
Figure 10 A and Figure 10 B are that the rotary kiln liner that the utility model provides is used in the composite construction insulating brick, and light material brick body is arranged at the embodiment schematic diagrames at two ends of non-working surface angle, and wherein Figure 10 B is the side schematic view of this composite construction insulating brick among Figure 10 A.
Figure 11 A and Figure 11 B be the working face that provides of the utility model and non-working surface be cambered surface rotary kiln liner with in the fan-shaped composite construction insulating brick, light material brick body is embedded in the embodiment schematic diagram in the groove on the non-working surface, and wherein Figure 11 B is the schematic bottom view of this composite construction insulating brick among Figure 11 A.
Figure 12 A and Figure 12 B be the working face that provides of the utility model and non-working surface be cambered surface rotary kiln liner with in the fan-shaped composite construction insulating brick, light material brick body is arranged at the embodiment schematic diagram at two ends of non-working surface angle, and wherein Figure 12 B is the schematic bottom view of this composite construction insulating brick among Figure 12 A.
Figure 13 A and Figure 13 B are that the rotary kiln liner that the utility model provides is used in the composite construction insulating brick, light heat-insulating material brick body is embedded in the embodiment schematic diagram in the arc groove on the non-working surface, and wherein Figure 13 B is the side schematic view of this composite construction insulating brick among Figure 13 A.
Figure 14 A and Figure 14 B are that the rotary kiln liner that the utility model provides is used in the composite construction insulating brick, light material brick body be arranged at two of non-working surfaces end angle and and heavy material brick body between the embodiment schematic diagram of arc combination, wherein Figure 14 B is the side schematic view of this composite construction insulating brick among Figure 14 A.
Figure 15 A and Figure 15 B be the working face that provides of the utility model and non-working surface be cambered surface rotary kiln liner with in the fan-shaped composite construction insulating brick, light material brick body is embedded in the embodiment schematic diagram in the semi-circular recesses on the non-working surface, and wherein Figure 15 B is the schematic bottom view of this composite construction insulating brick among Figure 15 A.
Figure 16 A and Figure 16 B be the working face that provides of the utility model and non-working surface be cambered surface rotary kiln liner with in the fan-shaped composite construction insulating brick, light material brick body be arranged at two of non-working surfaces end angle and and heavy material brick body between the embodiment schematic diagram of arc combination, wherein Figure 16 B is the schematic bottom view of this composite construction insulating brick among Figure 16 A.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is described in further details below in conjunction with concrete embodiment and accompanying drawing.At this, the schematic specific embodiment of the present utility model and explanation thereof are used to explain the utility model, but not as to qualification of the present utility model.
The utility model provides a kind of rotary kiln liner specific complex structural heat-insulation brick, be to combine by light material brick body and heavy material brick body, described light material is meant the heat-barrier material of density≤1.5, otherwise is heavy material, is the conventional raw material in the heat insulation refractory product production.Described compound heat-insulation brick comprises common rectangular tiles and radial brick.
In the building by laying bricks or stones of rotary kiln liner, the set-up mode of rectangle composite construction insulating brick is that working face is in the kiln body, what it was relative is outside non-working surface, in all the other four adjacent faying faces, two bigger faces are consistent to direction with the kiln axon, and the utility model claims first faying face; Two less faces are consistent with kiln body radial direction, the utility model claims second faying face, modal rectangle composite construction insulating brick with Figure 1A and Figure 1B signal is an example, among Figure 1A, length of side M is first faying face with plane (being called for short the MN face) and relative face thereof that N surrounds, Figure 1B is the side view of this composite construction insulating brick, relative two is the second alleged faying face of the utility model among the figure, be called for short the ANB face, the end face that length of side A and M surround is working face (also claiming the AM face), correspondingly, the BM face is the non-working surface that outwards is provided with.These definition are applicable to the rectangle composite construction insulating brick among following all embodiment.
Referring to Figure 1A and Figure 1B, be a kind of rectangular tiles, have working face AM face and relative non-working surface BM face, all the other four adjacent faces are first and second faying faces, concrete explanation as the front.The zone of working face and close working face is a heavy material brick body 1 among the figure, dash area zone near non-working surface is a light material brick body 2, and this light material brick body is the brick body between the MN face that runs through relative, among this embodiment, light-weight brick body 2 splices mutually with heavy brick body 1 becomes described composite construction insulating brick, at MN face (referring in two relative rectangle first faying faces any one), the area of light material brick body 2 accounts for 50-6%, concrete size difference according to this composite construction insulating brick, light material brick body 2 is positioned at the zone towards last 5-80mm from BM, i.e. a=5-80mm among the figure, among this embodiment, light material brick body 2 has occupied the whole zone that this composite construction insulating brick non-working surface plays 5-80mm.Anticipate as shown in FIG., this composite construction insulating brick is actually arch brick, and at ANB face in echelon, the width of working face one end is less than non-working surface, that is, working face divides another name microcephaly and major part less than non-working surface.Build employed this composite construction insulating brick by laying bricks or stones for rotary kiln liner, most cases all is this planform with working face for the microcephaly, so following examples are example with the structure of this brick all.
In the building by laying bricks or stones of rotary kiln liner, the set-up mode of fan-shaped compound heat-insulation brick is, working face is in the kiln body, what it was relative is outside non-working surface, in all the other four adjacent faying faces, two less faces are consistent to direction with the kiln axon, the utility model claims first faying face, two bigger faces are consistent with kiln body warp direction, the utility model claims second faying face, this faying face is fan-shaped, modal fan-shaped compound heat-insulation brick with Fig. 2 A and Fig. 2 B signal is an example, Fig. 2 A, among the 2B, length of side M is first faying face with plane (being called for short the MN face) and relative face thereof that N surrounds, among Fig. 2 A, length of side A, N is second faying face with fan-shaped plan (being called for short the ANB face) and relative face thereof that B surrounds, the cambered surface that length of side A and M surround is working face (also claiming the AM cambered surface), and correspondingly, the cambered surface that length of side B and M surround is non-working surface (also claiming the BM cambered surface).These definition are applicable to the fan-shaped compound heat-insulation brick among following all embodiment.
With reference to Fig. 2 A and Fig. 2 B, be a kind of radial brick, have working face AM cambered surface and relative non-working surface BM cambered surface, all the other four adjacent faces are first and second faying faces, concrete explanation as the front.The zone of working face and close working face is a heavy material brick body 1 among the figure, dash area zone near non-working surface is a light material brick body 2, and this light material brick body is the brick body between the ANB face (second faying face) that runs through relative, among this embodiment, light-weight brick body 2 splices mutually with heavy brick body 1 becomes described composite construction insulating brick, at ANB face (referring in two relative fan-shaped faying faces any one), the area of light material brick body 2 accounts for 50-6%, concrete size difference according to the compound heat-insulation brick, light material brick body 2 is positioned at from the zone of BM cambered surface to cambered surface center 5-80mm, i.e. a=5-80mm among the figure, among this embodiment, light material brick body 2 has occupied the whole zone that compound heat-insulation brick non-working surface plays 5-80mm.As promptly showing among the figure, this composite brick is a radial brick, is becoming fan-shaped ANB face, and the arc length of working face one end is less than non-working surface, that is, working face divides another name microcephaly and major part less than non-working surface.
Fig. 3 A, 3B, 4A, 4B, 5A, 5B, 6A, 6B, 7A, 7B and Fig. 8 A, 8B have illustrated light material brick body 2 with the structural representation of mosaic mode and 1 combination of heavy material brick body, and promptly light material brick body 2 is embedded in the open-work that runs through brick body between the MN face that heavy material brick body 1 is provided with.The cross sectional shape of light material brick body 2 (open-work shape) can be the circle of different size, square, also can be other shapes (irregular polygons for example, ellipse etc.), overall dimensions and needs according to this composite construction insulating brick, light material brick body 2 can be set to a plurality of and be provided with at interval, as shown in above-mentioned figure, the outermost light material brick body 2 of close ANB face is d apart from the Edge Distance of insulating brick, the diameter of circular light material brick body 2 or the length of side (width) of square light material brick body 2 are b, apart from the non-working surface Edge Distance is f, spacing c between the adjacent light-weight brick body 2, the shape and size of these light material brick bodies 2 do not require necessarily identical, referring to described accompanying drawing, it is in the zone of a (a=5-80mm) that determined more than one light material brick body 2 all is arranged on from the non-working surface distance, see that from the ANB face distance that accounts for distance is e, these sizes all can be adjusted in proportion for the composite construction insulating brick of different size.In these topology examples, composite construction insulating brick non-working surface BM face is formed by light heat-insulating material, and working face and non-working surface can be the planes, also can be cambered surfaces.
Certainly, the light material brick body 2 inlayed among these embodiment also can have only a large-size, is embedded in the above-mentioned appropriate area.
As another kind of embodiment of the present utility model, referring to the composite construction insulating brick shown in accompanying drawing 9A, 9B, 11A, 11B, 13A, 13B and 15A and the 15B, light material brick body 2 is embedded in heavy material brick body 1 in the groove that non-working surface is offered, like this, non-working surface is to be provided with at interval with heavy material brick body 1 by light material brick body 2 to form.About the size design and the set-up mode of light material brick body, symbol of anticipating shown in each accompanying drawing and implication are all identical with previous embodiment, no longer repeat.Be appreciated that among these embodiment that with reference to above-mentioned accompanying drawing light material brick body 2 can be plane or right angle with the combination interface of heavy material brick body 1, also can be cambered surface or fillet.
A class embodiment is exactly or two end positions, angle that light material brick body is located at non-working surface again, referring to Figure 12 A, 12B, 14A, 14B and Figure 16 A, 16B, about each embodiment of description and front of each face of this composite construction insulating brick identical, light material brick body 2 is positioned at two end angles of non-working surface, similarly, light material brick body 2 can be the right angle, it also can be the fillet combination, the cross sectional shape and the size of the monnolithic case of this composite construction insulating brick and size and light material brick the body 2 and position is set all can be adjusted in satisfying this scope of using novel definition.
The scheme that the utility model and above each embodiment provided, this composite construction insulating brick in the preparation, be that selected light heat-insulating material and heavy heat-barrier material are made into the adobe that adapts respectively, can obtain needed composite construction insulating brick through after firing again again.
Above embodiment only is used for explanation, and is and non exhaustive, breaking away from the design philosophy basis that the utility model proposed, and more changes design and all should fall in the protection domain that the utility model claims are proposed.
Claims (10)
1. composite construction insulating brick that rotary kiln liner is used, this composite construction insulating brick has four adjacent faying faces, a working face and the non-working surface relative with it, described four adjacent faying faces are two or two relative first faying face and second faying faces, consistent with the axial and radial direction of kiln body respectively when building kiln lining by laying bricks or stones, it is characterized in that, this composite construction insulating brick is to be combined by heavy material brick body and light material brick body, light material brick body is positioned at this composite construction insulating brick near the zone of non-working surface one end and run through brick body between described first or second faying face, and on this faying face, the area of light material brick body accounts for 50-6%.
2. the composite construction insulating brick that a kind of rotary kiln liner according to claim 1 is used is characterized in that, described light material brick body is arranged at the composite construction insulating brick in non-working surface 80-5mm zone.
3. the composite construction insulating brick that a kind of rotary kiln liner according to claim 1 and 2 is used, it is characterized in that, described light material brick body and heavy material brick body splice and combine and are one, and the non-working surface of this composite construction insulating brick is made of light material brick body.
4. the composite construction insulating brick that a kind of rotary kiln liner according to claim 1 and 2 is used, it is characterized in that, described light material brick body and heavy material brick body are inlayed and are combined into one, and being made of heavy material brick body to the small part non-working surface of composite construction insulating brick.
5. the composite construction insulating brick that a kind of rotary kiln liner according to claim 4 is used, it is characterized in that the compound mode of inlaying of described light material brick body and heavy material brick body comprises: light material brick body is embedded in the above open-work of heavy material brick body setting; And/or described light material brick body be embedded in that heavy composite brick body offers on non-working surface is with in the upper groove, and the non-working surface of this composite construction insulating brick is provided with at interval by two kinds of brick bodies and constitutes.
6. the composite construction insulating brick that a kind of rotary kiln liner according to claim 1 and 2 is used, it is characterized in that, described light material brick body and heavy material brick body splice and combine and are one, and described light material brick body forms at least one end angle of this composite construction insulating brick non-working surface.
7. the composite construction insulating brick that a kind of rotary kiln liner according to claim 1 and 2 is used is characterized in that the working face of this composite construction insulating brick is less than non-working surface.
8. the composite construction insulating brick that a kind of rotary kiln liner according to claim 5 is used is characterized in that, described open-work shape comprises circle, ellipse, triangle, quadrangle and/or polygon.
9. the composite construction insulating brick that a kind of rotary kiln liner according to claim 1 is used is characterized in that, the working face of described composite construction insulating brick and/or non-working surface are plane or cambered surface.
10. the composite construction insulating brick that a kind of rotary kiln liner according to claim 1 is used is characterized in that, described composite construction insulating brick is rectangular tiles or radial brick, and when being rectangular tiles, light material brick body is set to run through the brick body between first faying face; During for radial brick, light material brick body is set to run through the brick body between second faying face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202759035U CN201611209U (en) | 2009-12-18 | 2009-12-18 | Composite structure insulating brick used in kiln lining of rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202759035U CN201611209U (en) | 2009-12-18 | 2009-12-18 | Composite structure insulating brick used in kiln lining of rotary kiln |
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| Publication Number | Publication Date |
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| CN201611209U true CN201611209U (en) | 2010-10-20 |
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| CN2009202759035U Expired - Fee Related CN201611209U (en) | 2009-12-18 | 2009-12-18 | Composite structure insulating brick used in kiln lining of rotary kiln |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278886A (en) * | 2011-06-06 | 2011-12-14 | 浙江大学 | Heat-insulation integrated composite brick of silicon carbide structure and preparation method thereof |
| CN102788497A (en) * | 2012-09-07 | 2012-11-21 | 厚波 | Special composite firebrick for rotary kiln and preparation method thereof |
-
2009
- 2009-12-18 CN CN2009202759035U patent/CN201611209U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278886A (en) * | 2011-06-06 | 2011-12-14 | 浙江大学 | Heat-insulation integrated composite brick of silicon carbide structure and preparation method thereof |
| CN102788497A (en) * | 2012-09-07 | 2012-11-21 | 厚波 | Special composite firebrick for rotary kiln and preparation method thereof |
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| 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: 20101020 Termination date: 20131218 |