CN203864113U - Ocean blue glass producing device - Google Patents
Ocean blue glass producing device Download PDFInfo
- Publication number
- CN203864113U CN203864113U CN201420012601.XU CN201420012601U CN203864113U CN 203864113 U CN203864113 U CN 203864113U CN 201420012601 U CN201420012601 U CN 201420012601U CN 203864113 U CN203864113 U CN 203864113U
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- China
- Prior art keywords
- rifle
- process units
- compressed air
- bubbling
- cooling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000011521 glass Substances 0.000 title claims abstract description 47
- 238000001816 cooling Methods 0.000 claims abstract description 53
- 239000002184 metal Substances 0.000 claims abstract description 50
- 238000002844 melting Methods 0.000 claims abstract description 28
- 230000008018 melting Effects 0.000 claims abstract description 28
- 230000005587 bubbling Effects 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 33
- 230000008569 process Effects 0.000 claims description 31
- 239000000498 cooling water Substances 0.000 claims description 15
- 210000004534 cecum Anatomy 0.000 claims description 12
- 239000005329 float glass Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000000137 annealing Methods 0.000 claims description 7
- 239000002826 coolant Substances 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 4
- 238000007496 glass forming Methods 0.000 abstract 1
- 235000019353 potassium silicate Nutrition 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 23
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 8
- 238000005352 clarification Methods 0.000 description 6
- 239000003345 natural gas Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000011449 brick Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000005422 blasting Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000006059 cover glass Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Landscapes
- Glass Melting And Manufacturing (AREA)
Abstract
The utility model provides an ocean blue glass producing device. The device comprises a feeding port, a melting part, a neck, a cooling part and a flowing part which are connected sequentially, and is characterized in that a cooling part hot air gun system is arranged on at least one surface of the cooling part and comprises an air duct surrounding the cooling part, a hot air cylinder connected to an inlet of the air duct, a hot air gun connected to the tail part of the hot air cylinder, a centrifugal induced draft fan as well as a metal bellows communicated with the centrifugal induced draft fan and the hot air cylinder; and the producing device further comprises a bubbler connected onto the melting part. According to the provided producing device, clarity and uniform color of liquid glass and good glass forming quality are guaranteed.
Description
Technical field
The utility model belongs to float glass technical field, is specifically related to a kind of process units of ocean blue glass.
Background technology
Float glass obtains polishing moulding and gains the name because glass metal swims in molten metal surface, is that the glass metal of melting is filled with protective gas (N from continuously flowing in melting furnaces
2 and H
2 ) molten tin bath in swim on metallic tin liquid level, through shakeouing, polishing, form the glass tape of parallel, the smooth and polishing of even thickness, two surfaces, obtain glass product, be the one of plate glass (tabular silicate glass).
The production process of float glass is generally: process qualified various raw materials and be prepared into batch according to formula, batch is through fusing, clarification forms glass metal and is cooled to 1150～1100 DEG C of left and right, by the runner that is connected with molten tin bath and go deep into the chute in molten tin bath, continuously flow in molten tin bath and swim on the tin liquor surface that relative density is large, at self gravitation, surface tension, under the acting in conjunction of edge machine and transition roller table pulling force, glass metal spreads out on tin liquor face, shakeout, draw thin (long-pending thick), be shaped to the smooth glass tape of upper and lower surface, outside molten tin bath afterbody under the traction of transition roller table and the driving roller in annealing kiln that is attached thereto, drawn transition roller table, be conveyed into annealing kiln, anneal, cutting, obtain float glass product.
Process units of the prior art, generally includes the dog-house, melting end, card neck, cooling end and the stream material mouthful that connect successively; Clarification and homogenization glass metal at cooling end uniform decrease in temperature, make glass metal there is the required viscosity of moulding, answer the quality of cover glass liquid at cooling stage.The temperature that float glass cooling stage finishes is 1100～1050 DEG C of left and right.In cooling procedure, affect two factors that have of product quality and output, the hot uniformity coefficient of glass metal and whether produce reboil bubble.In the cooling procedure of glass metal, how many fixed difference differences, instant heating inhomogeneities of always existing between the glass metal of diverse location.When hot inhomogeneities exceedes certain limit, will bring adverse effect to producing.
Utility model content
Technical problem to be solved in the utility model is the hot inhomogeneities at cooling end for glass metal in prior art, and a kind of process units of ocean blue glass is provided.
The utility model provides a kind of process units of ocean blue, comprise the dog-house, melting end, card neck, cooling end and the stream material mouthful that connect successively, described cooling end at least one side is provided with cooling end heat gun system, and described cooling end heat gun system comprises around the air channel of cooling end setting, be connected to thermal chimney, the heat gun that is connected to described thermal chimney afterbody, the centrifugal induced draught fan of described air channel import department and be communicated with the metal bellows of described centrifugal induced draught fan and described thermal chimney; Described process units also comprises the bubbler being connected on described melting end.
Further, described heat gun comprises gun barrel, compressed air inlet, gas inlet and rifle mouth, and described compressed air inlet and rifle mouth divide the two ends that are located at described gun barrel, and described gas inlet is arranged on gun barrel below and the position near compressed air inlet.
Further, described compressed air inlet is connected with the first metal hose, and described the first connection by metal hose has Pressure gauge, and described Pressure gauge is connected with the first needle valve.
Further, described gas inlet is connected with the second metal hose, described the second connection by metal hose filter, and described filter is connected with the second needle valve, and described the second needle valve is connected with flowmeter, and described flowmeter is connected with the 3rd needle valve.
Further, described thermal chimney afterbody is provided with cecum rifle hole, and described heat gun is arranged in the cecum rifle hole of described thermal chimney, and the inner side in described cecum rifle hole is provided with netted flame protective cover.
Further, described thermal chimney afterbody below is provided with hot blast intake, and the hot blast intake of described thermal chimney is introduced float glass production line annealing kiln hot blast.
Further, the two sides that described cooling end is relative is provided with described cooling end heat gun system.
Further, described process units also comprises the bubbler being connected on described melting end, the bottom of described melting end is provided with multiple through holes, described bubbler comprises multiple bubbling rifles of being arranged in described multiple through hole, be connected with described bubbling rifle and provide the compressed air system of bubbled gas, for the cooling water system of cooling described bubbling rifle and for the bubble of controlling described compressed air system bubbling frequently and the control system of bubble diameter for it, and described bubbling rifle is arranged on position corresponding with port in melting furnaces.
Further, described bubbling rifle comprises gun barrel, cooling water inlet, coolant outlet, compressed air inlet and rifle mouth; Described rifle mouth is arranged on one end of gun barrel, and described compressed air inlet is connected with the other end of gun barrel, and described cooling water inlet is arranged on gun barrel below and the position near compressed air inlet; Described coolant outlet is arranged on the position relative with cooling water inlet, gun barrel top.
Further, described rifle mouth has spherical shape.
The process units that the utility model provides, at cooling end, cooling end heat gun system is at least simultaneously set, air channel introducing glass melter heating-up furnace hot blast regulates the temperature of cooling end, therefore, the hot blast blasting is very even, and glass metal improves greatly at the thermal uniformity of cooling end, has solved well process units cooling end eddy flow problem, ensured fuel combustion flame, regulated temperature and furnace pressure stable, ensured glass metal clarification, color evenly and glass ware forming quality good.
Brief description of the drawings
Fig. 1 is the structural representation of its cooling end heat gun system of process units of providing of the utility model one embodiment;
Fig. 2 is the structural representation of heat gun in Fig. 1;
The schematic diagram of the process units that Fig. 3 the utility model one embodiment provides;
Fig. 4 is the structural representation of the bubbler in Fig. 3.
In figure: cooling end-200, cooling end heat gun system-100, air channel-1, thermal chimney-2, heat gun-3, gun barrel-31, compressed air inlet-32, gas inlet-33, rifle mouth-34, centrifugal induced draught fan-4, metal bellows-5, the first metal hose-6, Pressure gauge-7, the first needle valve-8, the second metal hose-9, filter-10, the second needle valve-11, flowmeter-12, the 3rd needle valve-13, netted flame protective cover-14, melting end-20, through hole-21, bubbling rifle-40, gun barrel-41, cooling water inlet-42, coolant outlet-43, compressed air inlet-44, rifle mouth-45, compressed air system-50, cooling water system-60.
Detailed description of the invention
Clearer for technical problem, technical scheme and beneficial effect that the utility model is solved, below in conjunction with embodiment, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Shown in Fig. 1 and Fig. 2, the utility model one embodiment provide a kind of process units, comprise the dog-house connecting successively, melting end, card neck, cooling end 200 and stream material mouthful, described cooling end 200 one sides (the south or north) or two sides (the south and north) are provided with cooling end heat gun system 100, described cooling end heat gun system 100 comprises the air channel 1 arranging around cooling end, be connected to the thermal chimney 2 of described air channel 1 import department, be connected to the heat gun 3 of described thermal chimney 2 afterbodys, centrifugal induced draught fan 4 and be communicated with the metal bellows 5 of described centrifugal induced draught fan 4 and described thermal chimney 3.Dog-house, melting end, card neck and stream material mouthful adopt the corresponding construction of traditional process units, therefore do not indicate in the drawings.Preferably, insert with in air channel 1 import of laying fireproof bricks in the anterior air port of thermal chimney 2, and 1 outlet of refractory brick air channel is arranged on glass melter cooling end front end, and it is symmetrical to be north and south.
According to melting furnaces actual conditions and safety factor, the north and south one or both sides of melting furnaces cooling end increase above-mentioned cooling end heat gun system 100, can effectively save energy consumption and improve glass metal quality.
In the present embodiment, described heat gun 3 comprises gun barrel 31, compressed air inlet 32, gas inlet 33 and rifle mouth 34,34 points, described compressed air inlet 32 and rifle mouth are located at the two ends of described gun barrel 31, and described gas inlet 33 is arranged on gun barrel 31 belows and the position near compressed air inlet 32.Above-mentioned heat gun is simple in structure, with low cost, can adopt stainless steel material to make, and introduces temperature determine heat gun compressed air inlet caliber, Imported gas caliber and heat gun shape and size according to the hot blast of technological requirement.
In the present embodiment, described compressed air inlet 32 is connected with the first metal hose 6, and described the first metal hose 6 is connected with Pressure gauge 7, and described Pressure gauge 7 is connected with the first needle valve 8.Compressed air enters cooling end heat gun system 100 by this first needle valve 8.
In the present embodiment, described gas inlet is connected with the second metal hose 9, and soft 9 pipes of described the second metal connect filter 10, and described filter 10 is connected with the second needle valve 11, described the second needle valve 11 is connected with flowmeter 12, and described flowmeter 12 is connected with the 3rd needle valve 13.Preferably, described filter 10 is y-type filter, and described flowmeter 12 is LZB-25 type flowmeter.Natural gas enters cooling end heat gun system 100 by the 3rd needle valve 13.
Before heat gun, gas pipeline is equipped with y-type filter, glass rotameter (LZB-25 type flowmeter) and needle valve (the second needle valve and the 3rd needle valve) in order to regulate gas discharge and pressure; Before heat gun, compressed air line is equipped with Pressure gauge and needle valve in order to regulate compressed air require and pressure.
In the present embodiment, described thermal chimney 2 afterbodys are provided with cecum rifle hole, and described heat gun 3 is arranged in the cecum rifle hole of described thermal chimney 2, and the inner side in described cecum rifle hole is provided with netted flame protective cover 14.Flame protective cover is penetrated Flame of Natural Gas in order to avoid hot blast directly to blow, thus protection Flame of Natural Gas rigidity.
Cecum rifle hole place is furnished with heat gun installs and governor motion, in order to regulate heat gun to do upper and lower 2-8 ° rotation centered by cecum rifle hole, regulates thereby realize heat gun flame spray angle.
In the present embodiment, described thermal chimney 2 afterbody belows are provided with hot blast intake, and the hot blast intake of described thermal chimney 2 is introduced float glass production line annealing kiln hot blast.Preferably, thermal chimney 2 entirety all adopt stainless steel manufacture, ensure the clean level that hot blast is introduced.The hot blast intake of thermal chimney is introduced float glass production line annealing kiln hot blast, takes full advantage of used heat, has saved the energy, further saves production cost.
In the present embodiment, centrifugal induced draught fan is arranged on hot blast introduction pipeline, and hot blast is introduced pipeline and all adopted 304 material stainless steels to make, and ensures the clean level that hot blast is introduced.Centrifugal induced draught fan is introduced pressure and flow by VFC rotating speed in order to regulation and control hot blast.
The course of work of cooling end heat gun system 100 is as follows:
Float glass production line annealing kiln hot blast is pumped through metal bellows and is incorporated in thermal chimney by centrifugal induced draught fan; around space eddy flow between thermal chimney inwall and netted flame protective cover outer wall; enter thermal flame safeguard inside through netted flame protective cover mesh; after the full and uniform heating of Flame of Natural Gas of ejecting from thermal chimney afterbody cecum rifle hole heat gun mouth, flow to the anterior air port of thermal chimney.Flow into refractory brick air channel through the hot blast of Flame of Natural Gas heating from thermal chimney outlet and blast process units cooling end.
The process units that the present embodiment provides, air channel introducing glass melter heating-up furnace hot blast regulates the temperature of cooling end, therefore, the hot blast blasting is very even, glass metal improves greatly at the thermal uniformity of cooling end, solved well process units cooling end eddy flow problem, ensured fuel combustion flame, regulated temperature and furnace pressure stable, ensured glass metal clarification, color evenly and glass ware forming quality good.
In addition, as shown in Figures 3 and 4, be the schematic diagram of another embodiment of the utility model.Compared with the enforcement shown in Fig. 1 and Fig. 2, in the present embodiment, described process units also comprises the bubbler being connected on described melting end 20, melting end 20 bottoms of described melting furnaces are provided with multiple through holes 21, described bubbler comprises the multiple bubbling rifles 40 that are arranged in multiple through holes 21, be connected with described bubbling rifle 40 and provide the compressed air system 50 of bubbled gas for it, for the cooling water system 60 of cooling described bubbling rifle 40 and for controlling the bubble frequency of described compressed air system 50 bubblings and the control system of bubble diameter, described bubbling rifle 40 is arranged on the position corresponding with port in the melting end 20 of described melting furnaces.
In the present embodiment, described control system is bubbling rifle pulse low frequency control system, for provide pure air in bubbling rifle 40.
In the present embodiment, described process units also comprises for keeping the anti-blocking self-shield device that bubbling rifle is unimpeded.Therefore, even if there is the situation such as stop the supple of gas or steam, or in the situation of anhydrous cooling protection or gas cooling protection, still can keep bubbling rifle 40 in unimpeded state, glass metal clogging can not occur.
In the present embodiment, compressed air system 2 adopts microelectronics programme-control, man-machine interface input display monitoring, operation automatically, conduct monitoring at all levels, plurality of operating modes, stops gas circuit by given frequency, and the independent air pocket of pulse is provided, bubble is 3-8 beat/min frequently, bubble diameter is 100-500 millimeter, is desirable pulse bubble, has met the technological requirement of low-frequency operation.Owing to adopting anti-blocking bubbler, so without protection gas is set.
In order to prevent the escape of bad glass metal, preferably, described bubbling rifle 40 has 17.
In the present embodiment, in cooling water system 3,17 bubbling rifles share a water inlet main line, are provided with flowmeter monitoring water yield on 17 exit branch roads, and by needle valve water yield adjusting.
In the present embodiment, described bubbling rifle 40 comprises gun barrel 41, cooling water inlet 42, coolant outlet 43, compressed air inlet 44 and rifle mouth 45; Compressed air out enters melting furnaces bottom from rifle mouth 45; Described rifle mouth 45 is arranged on one end of gun barrel 41, and described compressed air inlet 44 is connected with the other end of gun barrel 41, and described cooling water inlet 42 is arranged on gun barrel 41 belows and the position near compressed air inlet 44; Described coolant outlet 43 is arranged on the position relative with cooling water inlet 42, gun barrel 41 tops.
Regulate in order to prevent that rifle mouth 45 from stopping up and being conducive to tolerance, preferably, described rifle mouth 45 has spherical shape.
In the present embodiment, the effect of bubbling is as follows:
Bubbling is the fusing focus place in kiln bottom, is blown into the gas (being generally air) of interruption, utilizes that the gas being blown into is different from vitreum composition of gases within, dividing potential drop is different, and the gas in rapid heat absorbing glass body, has reduced glass residual gas content.Especially should in glass metal, form large bubble as far as possible, because large bubble has very large buoyancy, in the process rising at bubble, stirring glass metal that can be strong, drive the glass metal rate of climb to increase, the corresponding convection velocity that increases the glass metal in cell furnace, the capacity of returns of glass metal from focus to dog-house increases, accelerate batch bottom material speed, made glass metal composition uniformity.Therefore technological requirement should reduce the probability that produces microbubble as far as possible, has reached the object that promotes glass metal clarification.
And the strong absorption effect based on bubbling to gas in vitreum, can suitably reduce clarifying temp, reduce energy consumption.
With respect to the embodiment shown in Fig. 1, in the present embodiment, in glass metal, blast certain compressed air by bubbling rifle 40, the stirring action producing by bubbling, thus strengthen the clarification and homogenization effect of glass metal; In addition, bubbling is conducive to stop the glass metal not melted to pass through, and is conducive to improve refining quality; Bubbling is conducive to strengthen the heat exchange between skin glass liquid and deep layer glass metal and flame and glass metal, thereby improves melting rate; Can also reduce the large arch temperature of melting furnaces by bubbling, reduce thereby reach the object that siliceous resistance to material is mingled with and improves melting furnace life-span.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. the process units of an ocean blue glass, comprise the dog-house, melting end, card neck, cooling end and the stream material mouthful that connect successively, it is characterized in that, described cooling end at least one side is provided with cooling end heat gun system, and described cooling end heat gun system comprises around the air channel of cooling end setting, be connected to thermal chimney, the heat gun that is connected to described thermal chimney afterbody, the centrifugal induced draught fan of described air channel import department and be communicated with the metal bellows of described centrifugal induced draught fan and described thermal chimney; Described process units also comprises the bubbler being connected on described melting end.
2. process units according to claim 1, it is characterized in that, described heat gun comprises gun barrel, compressed air inlet, gas inlet and rifle mouth, described compressed air inlet and rifle mouth divide the two ends that are located at described gun barrel, and described gas inlet is arranged on gun barrel below and the position near compressed air inlet.
3. process units according to claim 2, is characterized in that, described compressed air inlet is connected with the first metal hose, and described the first connection by metal hose has Pressure gauge, and described Pressure gauge is connected with the first needle valve.
4. process units according to claim 2, it is characterized in that, described gas inlet is connected with the second metal hose, described the second connection by metal hose filter, described filter is connected with the second needle valve, described the second needle valve is connected with flowmeter, and described flowmeter is connected with the 3rd needle valve.
5. process units according to claim 1, is characterized in that, described thermal chimney afterbody is provided with cecum rifle hole, and described heat gun is arranged in the cecum rifle hole of described thermal chimney, and the inner side in described cecum rifle hole is provided with netted flame protective cover.
6. process units according to claim 5, is characterized in that, described thermal chimney afterbody below is provided with hot blast intake, and the hot blast intake of described thermal chimney is introduced float glass production line annealing kiln hot blast.
7. process units according to claim 1, is characterized in that, the two sides that described cooling end is relative is provided with described cooling end heat gun system.
8. according to the process units described in claim 1 to 7 any one, it is characterized in that, the bottom of described melting end is provided with multiple through holes, described bubbler comprises multiple bubbling rifles of being arranged in described multiple through hole, be connected with described bubbling rifle and provide the compressed air system of bubbled gas, for the cooling water system of cooling described bubbling rifle and for the bubble of controlling described compressed air system bubbling frequently and the control system of bubble diameter for it, and described bubbling rifle is arranged on position corresponding with port in melting furnaces.
9. process units according to claim 8, is characterized in that, described bubbling rifle comprises gun barrel, cooling water inlet, coolant outlet, compressed air inlet and rifle mouth; Described rifle mouth is arranged on one end of gun barrel, and described compressed air inlet is connected with the other end of gun barrel, and described cooling water inlet is arranged on gun barrel below and the position near compressed air inlet; Described coolant outlet is arranged on the position relative with cooling water inlet, gun barrel top.
10. process units according to claim 9, is characterized in that, described rifle mouth has spherical shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420012601.XU CN203864113U (en) | 2014-01-09 | 2014-01-09 | Ocean blue glass producing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420012601.XU CN203864113U (en) | 2014-01-09 | 2014-01-09 | Ocean blue glass producing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203864113U true CN203864113U (en) | 2014-10-08 |
Family
ID=51645097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420012601.XU Expired - Lifetime CN203864113U (en) | 2014-01-09 | 2014-01-09 | Ocean blue glass producing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203864113U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109761478A (en) * | 2019-02-28 | 2019-05-17 | 信义环保特种玻璃（江门）有限公司 | The colour-changing method of float glass |
-
2014
- 2014-01-09 CN CN201420012601.XU patent/CN203864113U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109761478A (en) * | 2019-02-28 | 2019-05-17 | 信义环保特种玻璃（江门）有限公司 | The colour-changing method of float glass |
| CN109761478B (en) * | 2019-02-28 | 2022-01-14 | 信义环保特种玻璃（江门）有限公司 | Method for changing color of float glass |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141008 |