CN1295168C - Manufacturing method for microcrystalline glass-ceramic composite curved plate - Google Patents
Manufacturing method for microcrystalline glass-ceramic composite curved plate Download PDFInfo
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- CN1295168C CN1295168C CNB03112478XA CN03112478A CN1295168C CN 1295168 C CN1295168 C CN 1295168C CN B03112478X A CNB03112478X A CN B03112478XA CN 03112478 A CN03112478 A CN 03112478A CN 1295168 C CN1295168 C CN 1295168C
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- seaming chuck
- glass
- ceramic
- bed die
- curved
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- 239000002241 glass-ceramic Substances 0.000 title claims abstract description 55
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 239000002131 composite material Substances 0.000 title claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 20
- 239000000919 ceramic Substances 0.000 claims abstract description 14
- 238000004826 seaming Methods 0.000 claims description 76
- 239000000203 mixture Substances 0.000 claims description 39
- 239000013081 microcrystal Substances 0.000 claims description 35
- 239000000725 suspension Substances 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 23
- 230000005484 gravity Effects 0.000 claims description 14
- 150000001875 compounds Chemical class 0.000 claims description 13
- 239000011819 refractory material Substances 0.000 claims description 12
- 238000007731 hot pressing Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 7
- 238000005498 polishing Methods 0.000 claims description 6
- 229910052571 earthenware Inorganic materials 0.000 claims description 4
- 230000001788 irregular Effects 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 3
- 238000012986 modification Methods 0.000 claims description 2
- 230000004048 modification Effects 0.000 claims description 2
- 239000008188 pellet Substances 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims 1
- 239000011521 glass Substances 0.000 abstract description 15
- 238000005452 bending Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 5
- 239000004575 stone Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000013467 fragmentation Methods 0.000 description 3
- 238000006062 fragmentation reaction Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002178 crystalline material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/003—Apparatus or processes for treating or working the shaped or preshaped articles the shaping of preshaped articles, e.g. by bending
- B28B11/005—Using heat to allow reshaping, e.g. to soften ceramic articles
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The present invention provides a method for manufacturing a microcrystalline glass-ceramic composite curved plate by a microcrystalline glass-ceramic composite flat plate. The composite flat plate is put on a bottom die having curved space or a curved surface and is heated simultaneously. When temperature rises to the temperature under which a ceramic layer is already softened, a microcrystalline glass layer is also softened and is not softened to flow, an upper ram is put down. Thus, the composite flat plate forms the curved plate with the shape which is the same as the shape of the bottom die or the upper ram.
Description
(1) technical field
The present invention relates to the manufacture method of building and ornament materials, specifically about microcrystal glass-ceramic compounded flat board is used for the method for the microcrystal glass-ceramic compounded curved slab of building decoration through processing and manufacturing.
(2) background technology
Along with science and technology development, various type materials constantly are applied to the building inside and outside wall face, the decoration of cylinder, the ceramic of surface grinding is owing to its good surface appearance with receive much concern secular work-ing life in numerous building and ornament materials, its traditional material is the stone material of surface grinding, the existing use history that goes up a century, the large-size ceramic sheet material of surface grinding has obtained sufficient development over past ten years, had translucency in recent years, devitrified glass (the being also referred to as microlite) plate of surface high glossiness enters the building and ornament materials ranks rapidly, devitrified glass decorative panel for building surface gloss can reach 100 degree, far above stone material, the pottery polishing plate, has translucency, is rich in stereoscopic sensation, thereby has better decorative effect, but the devitrified glass cost of material is higher, the manufacturing process complexity, cause production cost high, make to apply and be restricted, nearly one, 2 years people produce microcrystal glass-ceramic compounded flat board with devitrified glass and earthenware slab are compound, it generally is architectural surface with the devitrified glass, its decorative effect of surface grinding is identical with crystallizing glass sheet material, owing to reduced the devitrified glass consumption, production cost is descended significantly, promoted to apply, had good development prospect.
Modern architecture adopts wall face, corner, curved surface awning, circular abutment etc. in the arc in a large number, and therefore the finishing material that is used in a large number build all needs various curved slabs.Stone material can be made curved slab through cutting, grinding with the monoblock stone material, and devitrified glass can be made curved slab with the method for conventional bending sheet glass, and earthenware slab can adopt the method for Chinese patent ZL91106572.5 to make curved slab.Before the present invention, have only microcrystal glass-ceramic compounded flat board, do not find microcrystal glass-ceramic compounded curved slab and manufacture method thereof.
Above-mentioned microcrystal glass-ceramic compounded flat board is meant the glass ceramics frit pellet is placed on the composite plane sheet material that becomes one through the high temperature crystallizing and sintering on the earthenware slab, the surface of its glass-ceramic layer is the polished face through polishing, the general thick 3-10mm of glass-ceramic layer, the general thick 6-20mm of ceramic layer.
Above-mentioned devitrified glass is the outward appearance shape that is translucent, and with the sintering process manufacturing, includes countless small crystalline materials, and devitrified glass can experience processes such as softening, trickling, thawing in heat-processed, may produce surface wrinkling, porous, bursts apart, phenomenon such as fragmentation.
Processes such as that pottery can experience in heat-processed is softening, burning (inner porous, surface elevation), fusion also can produce foaming, burst apart, phenomenon such as fragmentation.
Devitrified glass, pottery are two kinds of different materials, its performance has very big difference, when microcrystal glass-ceramic compounded plate is heated, when pressurizeing, because the two softening temperature, softening degree, temperature and pressure are very different its internal stress that produces separately, the coefficient of expansion also has certain difference,, composition board separates breakoff phenomenons such as surface local bursts apart, fragmentation, distortion, fracture, glass-ceramic layer trickling, wrinkling, fusing so being easy to produce glass-ceramic layer with ceramic layer.
(3) summary of the invention
The objective of the invention is microcrystal glass-ceramic compounded flat board is created microcrystal glass-ceramic compounded curved slab.
The present invention is achieved in that microcrystal glass-ceramic compounded flat board is placed on by refractory materials or heat-stable material and makes face bend or have on the bed die of the curved space, bed die is put into the hot pressing kiln together with composition board carry out high temperature, pressure treatment, the hot pressing kiln can be intermittent type or continuously-running duty, begin to soften with temperature rising glass-ceramic layer, temperature continues the rising ceramic layer and begins to soften, when temperature reaches the softening and glass-ceramic layer of ceramic layer and as yet the temperature of obviously trickling takes place, stop to heat up, equilibrium temperature, putting down seaming chuck is pressed on the composition board, seaming chuck can be to whole plate face pressurization, also can be to local plate face pressurization, at seaming chuck part gravity or all gravity or all gravity and add under the pressure effect of external force composition board in addition again and progressively be out of shape until crooked and fit with bed die, become the same with the bed die shape or with the microcrystal glass-ceramic compounded curved slab of seaming chuck shape unanimity, composition board is cooled off, through surface grinding, promptly can be used for building through cutting, gardens, the decoration of furniture etc.
The bed die that refractory materials or heat-stable material are made can be whole, split, knockdown, the bed die surface can be bent upwards, be bent downwardly, the bed die surface can be that the successive curved surface also can be discontinuous curved surface, the curved surface that can be rule also can be irregular curved surface, and the shape of bed die also can just provide the spatial shape of a bending to compound slab.
The hot pressing kiln can be intermittent type or continuously-running duty, intermittent type hot pressing kiln can be a rib formula kiln, top-hat kiln, down-draft kiln, retort furnace, various kilns such as electric furnace add pressurizing device promptly becomes intermittent type hot pressing kiln, when adopting continuously operation hot pressing kiln, kiln can be a tunnel furnace, roller kiln or pushed bat kiln etc. be the kiln of operation continuously, it is carried out the additional pressure plant modification become the continuous hot-press kiln, in burner hearth, enter the position of high temperature section, stretch one or a few suspension hook down on the furnace roof, suspension hook can rise or descend, can Rotate 180 °, bed die and seaming chuck are spaced operation forward, compound slab is arranged on the bed die, lifting hole(eyelet) is arranged at the top of seaming chuck, suspension hook is adjusted to suitable zero position, the direction of suspension hook is opposite with the seaming chuck traffic direction, when seaming chuck moves forward, lifting hole(eyelet) on the seaming chuck just in time is enclosed within on the suspension hook, suspension hook was sling and was parked in upper furnace behind seaming chuck and the Rotate 180 ° this moment, wait for bed die move forward to seaming chuck under, suspension hook put down seaming chuck was pressed on the composition board on the bed die this moment, composition board is pressed into required curve form under the temperature and pressure effect, suspension hook also can adopt the form of multiple grapple, the action of suspension hook and position can be by the viewing window that is provided with in the kiln by operating manually and controlling, also can control automatically, also can adopt time variable control by various transmitters.
Seaming chuck and suspension hook are refractory materials or heat-stable material manufacturing, seaming chuck can be whole, split or knockdown, the lower surface of seaming chuck can be that the successive curved surface also can be discontinuous curved surface, it can be the curved surface of rule, also can be irregular curved surface, the shape of seaming chuck can make it pressurize to the composition board pressurized or to the entire plate face.
Be crucial the opportunity that seaming chuck is exerted pressure to composition board, microcrystal glass-ceramic compounded flat board is by each plant produced, the glass-ceramic layer that adopts and the prescription of ceramic layer have nothing in common with each other, its softening temperature separately also has very big difference, correct temperature when seaming chuck presses down should be the temperature when the softening and devitrified glass trickling as yet of ceramic layer, wrinkling, porous, and the temperature when generally speaking pressurizeing is between 850-1200 ℃.
Need adopt different temperature and pressures for different microcrystal glass-ceramic compounded plates, continous way hot pressing furnace to lot production, to every batch of specific composition board, its indenter shape and weight are determined after through repetition test, to interrupter method production, should adopt different pressures to different composition boards, adopt the part gravity of seaming chuck or the pressure of whole gravity to do the time spent, a kind of adoptable mode is the measuring apparatus in the stove outside part mounting spring scale of the suspension system of seaming chuck or similar power, when putting down seaming chuck and contacting with composition board, the difference of measuring apparatus indicator value and weight promptly is the actual suffered pressure of composition board, appropriateness tension or loosen seaming chuck can to regulate the pressure that composition board bears be the zero whole gravity to seaming chuck, make composition board progressively crooked until fitting with bed die or consistent under the action of gravity of seaming chuck with the shape of seaming chuck, the weight of seaming chuck is subjected to the restriction of factors such as burner hearth size, when the whole gravity of seaming chuck still deficiency so that the composition board bending when putting in place, can exert pressure in addition to seaming chuck.
(4) description of drawings
Describe characteristics of the present invention in detail below in conjunction with accompanying drawing:
State before the microcrystal glass-ceramic compounded dull and stereotyped pressurization of Fig. 1, compound slab is placed on the bed die with curved space, glass-ceramic layer down, the convex seaming chuck is suspended under the steelyard by the refractory materials pull bar, steelyard is in the burner hearth outside.
State during the pressurization of Fig. 2 composition board, to rise to ceramic layer softening for temperature in burner hearth, devitrified glass not during the temperature of trickling, stops to heat up equilibrium temperature as yet, putting down seaming chuck pressurizes to composition board, observe steelyard, progressively intensified pressure is fitted fully until convex seaming chuck and composition board, mentions seaming chuck, progressively reduce fire box temperature and promptly obtain microcrystal glass-ceramic compounded curved slab, be finished product through polishing, cutting.
State before the microcrystal glass-ceramic compounded dull and stereotyped pressurization of Fig. 3, compound slab is placed on the convex bed die, glass-ceramic layer up, the matrix seaming chuck is suspended on the compound slab top.
State during the pressurization of Fig. 4 composition board, to rise to ceramic layer softening when fire box temperature, devitrified glass as yet not the trickling temperature the time, stop to heat up, equilibrium temperature is slowly put down seaming chuck composition board is pressurizeed, fit fully until composition board and bed die, mention seaming chuck, progressively reduce fire box temperature and promptly obtain microcrystal glass-ceramic compounded curved slab, be finished product through polishing, cutting.
Fig. 5, Fig. 6, Fig. 7 represent that microcrystal glass-ceramic compounded flat board is the process of compound curved surface plate through hot-forming in continuous kiln, kiln can be tunnel furnace, roller kiln, pushed bat kiln etc. continuously, the burner hearth that the matrix seaming chuck that has lifting hole(eyelet) shown in Figure 3 and convex bed die are entered continuous working kiln at interval, compound slab is placed on the bed die, the movable hook of refractory materials manufacturing is in starting position, as shown in Figure 5.Seaming chuck moves forward, and lifting hole(eyelet) is inserted in suspension hook, this moment suspension hook is risen and Rotate 180 °, waits for that bed die moves forward, as shown in Figure 6.Under bed die moved to seaming chuck, put down suspension hook this moment, and seaming chuck is pressed on the composition board, seaming chuck, composition board, bed die operation forward together at this moment, and seaming chuck in service and suspension hook break away from automatically, as shown in Figure 7.
Among the figure: the microcrystal glass-ceramic compounded dull and stereotyped 5-of the heat-resisting strut and tie 3-of 1-steelyard 2-convex seaming chuck 4-has the burner hearth 10-movable hook of the continuous kiln of the microcrystal glass-ceramic compounded curved slab 7-of grooved bed die 6-matrix seaming chuck 8-convex bed die 9-of the curved space
(5) specific embodiments
Detailed rules for the implementation:
1. as Fig. 1, shown in Figure 2, the microcrystal glass-ceramic compounded flat board of 800 * 800 * 13mm is placed on the flute profile bed die of being made by refractory materials in the burner hearth, glass-ceramic layer down, seaming chuck is made gross weight 20kg with refractory materials, bottom surface is a convex globoidal, the stove outside part of suspension system has a steelyard, when reaching 870 ℃, fire box temperature stops to heat up, equilibrium temperature, slowly putting down seaming chuck makes it contact with composition board, loosen seaming chuck gradually and make the steelyard pointer drop to 5kg, make the composition board bending, mention seaming chuck by 20kg, cooling, take out in type compound curved surface plate, scribble high temperature resistant demoulding material in advance in the contact site of composition board and bed die.
2. as Fig. 3, shown in Figure 4, the microcrystal glass-ceramic compounded flat board of 1000 * 1000 * 15mm is placed on the convex bed die of being made by refractory materials in the burner hearth, glass-ceramic layer up, bottom surface by the seaming chuck of refractory materials manufacturing is a cancave cambered surface, lifting hole(eyelet) is arranged at seaming chuck top, be suspended on the heat-resisting strut and tie, strut and tie can hang seaming chuck, also can exert pressure to seaming chuck outside stove, constant temperature when fire box temperature reaches 1050 ℃ puts down seaming chuck, seaming chuck is pressed in the both sides of composition board, this moment to strut and tie exert pressure make composition board gradually bending put in place, mention seaming chuck, the cooling, take out in type compound curved surface plate.
3. as Fig. 5, Fig. 6, shown in Figure 7, seaming chuck shown in Figure 3 is placed on the kiln car of tunnel furnace, be separated by 0.5 meter, bed die as shown in Figure 3 is also placed on the kiln car, both centerline are on same axis, the microcrystal glass-ceramic compounded flat board of 600 * 600 * 12mm is placed on the bed die, the high temperature section temperature of tunnel furnace is 1140 ℃, there is a movable hook position that has just entered high temperature section, seaming chuck moves forward when the lifting hole(eyelet) on its top entangles suspension hook, suspension hook upwards mention and Rotate 180 ° after stop, put down suspension hook in the time of under bed die moves to suspension hook, seaming chuck is pressed on the composition board, when seaming chuck travelled forward with bed die, seaming chuck and suspension hook broke away from automatically, were placed between two bed dies but settle second movable hook that seaming chuck is sling in the tunnel furnace between high temperature section and the cooling section, take off the compound curved surface plate from the bed die of kiln discharge, be finished product through polishing and cutting.
Claims (8)
1. make the method for microcrystal glass-ceramic compounded curved slab, it is characterized in that microcrystal glass-ceramic compounded flat board is placed on by refractory materials or heat-stable material and make face bend or have on the bed die of the curved space, bed die is put into the hot pressing kiln together with compound slab carry out high temperature, pressure treatment, the hot pressing kiln is intermittent type or continuously-running duty, begin to soften with temperature rising glass-ceramic layer, temperature continues the rising ceramic layer and begins to soften, when temperature reaches the softening and glass-ceramic layer of ceramic layer and as yet the temperature of obviously trickling takes place, putting down the seaming chuck that is hung on the suspension hook is pressed on the composition board, at seaming chuck part gravity or whole gravity or add under the pressure effect of external force composition board in addition again and progressively be out of shape until reaching crooked, promptly become consistent with the bed die shape or with the microcrystal glass-ceramic compounded curved slab of seaming chuck shape unanimity.
2. according to the method for the microcrystal glass-ceramic compounded curved slab of the described manufacturing of claim 1, it is characterized in that described microcrystal glass-ceramic compounded flat board is meant is placed on the composite plane sheet material that becomes one through crystallizing and sintering on the earthenware slab with the glass ceramics frit pellet, and the surface of its glass-ceramic layer is the polished face through polishing.
3. according to the method for the microcrystal glass-ceramic compounded curved slab of the described manufacturing of claim 1, it is characterized in that the bed die that described refractory materials or heat-stable material are made is whole or split or knockdown, the bed die surface is bent upwards or is bent downwardly, the bed die surface is the curved surface or the irregular curved surface of rule, and this curved surface is successive curved surface or discontinuous curved surface.
4. according to the method for the microcrystal glass-ceramic compounded curved slab of the described manufacturing of claim 1, it is characterized in that when adopting continuously operation hot pressing kiln, kiln is a tunnel furnace, roller kiln or pushed bat kiln, it is carried out the additional pressure plant modification become the continuous hot-press kiln, in burner hearth, just entered the position of high temperature section, stretch one or a few suspension hook down on the furnace roof, suspension hook can rise or descend, can Rotate 180 °, bed die and seaming chuck are spaced operation forward, compound slab is arranged on the bed die, and sling Rotate 180 behind the seaming chuck of suspension hook ° is placed on the composition board on the bed die that moves to the below, and composition board is pressed into curve form under the temperature and pressure effect.
5. according to the method for the microcrystal glass-ceramic compounded curved slab of the described manufacturing of claim 1, it is characterized in that described seaming chuck and suspension hook are refractory materials or heat-stable material manufacturing, seaming chuck is integral body or split or knockdown, the lower surface of seaming chuck is successive curved surface or discontinuous curved surface, this curved surface is the curved surface or the irregular curved surface of rule, and seaming chuck pressurizes to the composition board pressurized or to the entire plate face.
6. according to the method for the microcrystal glass-ceramic compounded curved slab of the described manufacturing of claim 1, it is characterized in that described temperature when the softening and glass-ceramic layer of ceramic layer is not obviously trickled as yet, the temperature when promptly pressurizeing is 850-1200 ℃.
7. according to the method for the microcrystal glass-ceramic compounded curved slab of the described manufacturing of claim 1, it is characterized in that described seaming chuck part gravity or all the pressure effect of gravity be meant measuring apparatus at the stove outside part installing force of the suspension system of seaming chuck, when putting down seaming chuck and contacting with composition board, the difference of measuring apparatus indicator value and former weight promptly is the actual suffered pressure of composition board, tension or to loosen seaming chuck serve as the zero whole gravity to seaming chuck with the pressure of regulating composition board and being born makes composition board progressively crooked until fitting with bed die or consistent with the shape of seaming chuck under the action of gravity of seaming chuck.
8. according to the method for the microcrystal glass-ceramic compounded curved slab of the described manufacturing of claim 7, the measuring apparatus that it is characterized in that described power is a steelyard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB03112478XA CN1295168C (en) | 2003-07-09 | 2003-07-09 | Manufacturing method for microcrystalline glass-ceramic composite curved plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB03112478XA CN1295168C (en) | 2003-07-09 | 2003-07-09 | Manufacturing method for microcrystalline glass-ceramic composite curved plate |
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| Publication Number | Publication Date |
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| CN1566003A CN1566003A (en) | 2005-01-19 |
| CN1295168C true CN1295168C (en) | 2007-01-17 |
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| CNB03112478XA Expired - Fee Related CN1295168C (en) | 2003-07-09 | 2003-07-09 | Manufacturing method for microcrystalline glass-ceramic composite curved plate |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101462820B (en) * | 2009-01-08 | 2011-02-02 | 广东科迪微晶玻璃实业有限公司 | Low-expansion glass-ceramics moulding method for lithium-aluminum-silicon system |
| CN102336516A (en) * | 2011-08-06 | 2012-02-01 | 海宁伊满阁太阳能科技有限公司 | Vacuum collector tube cover glass tube hot-pressing rough surface pressure device |
| CN105322065B (en) * | 2014-07-08 | 2017-12-08 | 兆远科技股份有限公司 | The manufacture method and its shaped device of curved substrate |
| KR20170048402A (en) * | 2014-09-12 | 2017-05-08 | 스미토모덴키고교가부시키가이샤 | Liquid-crystal-display protection plate and method for producing liquid-crystal-display protection plate |
| CN104891790B (en) * | 2015-04-13 | 2017-07-18 | 东南大学 | A kind of symmetrical concentrated force couples hot bending device and its application with evenly load |
| CN111484337B (en) * | 2020-04-15 | 2021-01-22 | 扬州爱斯派电器有限公司 | Sintering preparation process of microcrystalline ceramic plate |
| CN112008900B (en) * | 2020-08-31 | 2022-07-22 | 广东东唯新材料有限公司 | Ceramic rock plate hot-working bending forming device and forming method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1071362A (en) * | 1991-10-08 | 1993-04-28 | 山东省新材料研究所 | The manufacture method and the goods thereof of curved surface ceramic wafer (brick) |
| CN1130162A (en) * | 1995-02-28 | 1996-09-04 | 山东省科学院新材料研究所 | Method for producing ceramic curved plate and track kiln furnace |
| CN2379473Y (en) * | 1999-05-28 | 2000-05-24 | 西安华瓷节能窑业工程有限公司 | Composite nucleated glass decoration plate |
| CN1287990A (en) * | 2000-10-16 | 2001-03-21 | 佛山华盛昌陶瓷有限公司 | Microcrystalline glass ceramic composite sheet material and its production method |
-
2003
- 2003-07-09 CN CNB03112478XA patent/CN1295168C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1071362A (en) * | 1991-10-08 | 1993-04-28 | 山东省新材料研究所 | The manufacture method and the goods thereof of curved surface ceramic wafer (brick) |
| CN1130162A (en) * | 1995-02-28 | 1996-09-04 | 山东省科学院新材料研究所 | Method for producing ceramic curved plate and track kiln furnace |
| CN2379473Y (en) * | 1999-05-28 | 2000-05-24 | 西安华瓷节能窑业工程有限公司 | Composite nucleated glass decoration plate |
| CN1287990A (en) * | 2000-10-16 | 2001-03-21 | 佛山华盛昌陶瓷有限公司 | Microcrystalline glass ceramic composite sheet material and its production method |
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| CN1566003A (en) | 2005-01-19 |
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