CN103836650A - Dust fall furnace efficiently utilizing flue gas waste heat - Google Patents
Dust fall furnace efficiently utilizing flue gas waste heat Download PDFInfo
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- CN103836650A CN103836650A CN201410121730.7A CN201410121730A CN103836650A CN 103836650 A CN103836650 A CN 103836650A CN 201410121730 A CN201410121730 A CN 201410121730A CN 103836650 A CN103836650 A CN 103836650A
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- flue
- cooling water
- water pipe
- flue gas
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
The invention relates to furnace tools, in particular to a dust fall furnace efficiently utilizing flue gas waste heat. The dust fall furnace comprises a furnace body and a furnace core arranged in the furnace body, a gas flue is arranged on the furnace body, a combustion head is arranged at the upper end of the furnace core, a furnace table is arranged at the upper end of the furnace body, a fire outlet is formed in the position, corresponding to the combustion head, of the furnace table, a cooling water pipe is arranged in the gas flue, the two ends of the cooling water pipe stretch out of the gas flue, one end of the cooling water pipe is connected with a water source, and the other end of the cooling water pipe is provided with a first water outlet pipe. The cooling water pipe is arranged in the gas flue, one end of the cooling water pipe is connected with the water source, the other end of the cooling water pipe is provided with the first water outlet pipe, the water in the cooling water pipe is heated by flue gas, a user can use hot water in the cooling water pipe through the first water outlet pipe, and therefore the flue gas waste heat is utilized.
Description
Technical field
The present invention relates to a kind of kitchen tools system, be specifically related to a kind of depositing dust stove that efficiently utilizes fume afterheat.
Background technology
Along with social development, all face increasingly serious energy crisis and environmental problem both at home and abroad at present, energy-saving and emission-reduction are all being advocated energetically to improve current situation in the whole world.
China is a large agricultural country, and more than people in the countryside occupy total number of people general, and rural area area is especially considerably beyond quantity over half.
In current rural area, coal or other biological matter fuel are still the main energy sources of peasant's daily life, in traditional stove and accessory, produce flame by coal combustion or biomass fuel, flame contacts with the bottom of a pan and then it is heated, in such mode of heating, because forming flue gas after contacting with the bottom of a pan, flame is directly discharged to air by flue, a large amount of heats is also lost among air thereupon, detect by experiment, the actual heat being used at the bottom of heating kettle only accounts for 30%～40% of total amount of heat, and 40%～50% heat has directly been discharged in air with flue gas, 10%～30% is scattered and disappeared and be not still used as heating cooler use by stove and accessory body, so caused a large amount of wastes.
In addition, in the time that flue gas is discharged, owing to carrying a large amount of very high temperature that has, also make flue need to adopt fire and heat endurance material to prepare, and near other objects flue also need to and flue between reserve enough gaps and avoid being scalded by flue, so also increased the space that flue takies in the preparation cost that increases flue.
And, because the temperature of flue gas is high, and current flue is all vertically to arrange conventionally, so flue gas mobile speed up in vertical flue, dust granules and other solid particles in flue gas are all directly discharged in air, and then cause the pollution of air.
So, need at present one badly and can effectively utilize fume afterheat, reduce soot dust granule in flue-gas temperature and flue gas, and then the flue gas waste heat utilization device that improves fuel heat utilization and reduce pollution emissions.
Summary of the invention
The object of the invention is to: for existing stove and accessory above shortcomings, provide one can effectively utilize fume afterheat, reduce soot dust granule in flue-gas temperature and flue gas, and then the flue gas waste heat utilization device that improves fuel heat utilization and reduce pollution emissions.
To achieve these goals, the technical solution used in the present invention is:
A kind of depositing dust stove that efficiently utilizes fume afterheat, include shaft and the combustion chamber that is arranged on described shaft inside, on described shaft, be provided with flue, described combustion chamber upper end is provided with combustion head, and described shaft upper end is provided with table, on described table corresponding to described combustion head, is provided with crater, in described flue, be provided with cooling water pipe, described cooling water pipe two ends reach described flue outside, and described cooling water pipe one end is connected with water source, and the other end is provided with the first outlet pipe.Cooling water pipe is set in flue, connection water source, cooling water pipe one end, the other end arranges the first outlet pipe, the water in flue gas cooling water pipe, user just can use the hot water in cooling water pipe by the first outlet pipe, and then has utilized the waste heat of flue gas; In addition, because the heat of flue gas is used to heat the water in cooling water pipe, so the temperature of flue gas itself is lowered again, make the dust granules in flue gas more out easily separated, increased the settling amount of dust granules, thereby reduced the pollution of discharging flue gas; In addition, because the temperature of flue gas reduces, the temperature of flue and table has also obtained reduction, and then can avoid table excess Temperature and scald the article on table, also reduce the manufacturing cost of table and flue, in the time of design, can consider table and flue Yin Gaowen and the factor of deformed damaged.
As preferred version of the present invention, on the outer wall of described cooling water pipe, be provided with spiral helicine blade.By spiral helicine blade, the flue gas flow channel in cooling water pipe place flue is divided into around the helical form runner on cooling water pipe, improve the heat exchange amount of water in flue gas and cooling water pipe, also just improve the heat utilization efficiency of fuel, and because flowing of flue gas flowed for spiral helicine, also just increased the length of flow of flue gas, and the spiral rolling up and down of flue gas, also impelled soot dust granule in flue gas to separate from flue gas, increase the settling amount of exhaust gas dust particle, reduced the pollution of discharging flue gas.
As preferred version of the present invention, described flue comprises horizontally disposed horizontal flue and the vertical flue vertically arranging, flue is provided with to horizontal flue and vertical flue, first be the length that has increased flue, when flue gas is flowed in flue, more dust granules obtains sedimentation, thereby has reduced the content of discharging dust granules in flue gas; Meanwhile, because horizontal flue is to be horizontally disposed with, making mobile in horizontal flue of flue gas is level, is further conducive to the sedimentation of dust granules in flue gas, has also reduced the pollution of discharging flue gas.
As preferred version of the present invention, described horizontal flue is on the circular described shaft outer wall that is set in described table below.Horizontal flue is set to, on the circular shaft outer wall that is set in table below, in increasing horizontal flue length, avoid again horizontal flue to take excessive installing space.
As preferred version of the present invention, described horizontal flue one end is that outlet flue is connected with the lower end of described vertical flue, the other end is to connect into the cavity between mouth and described combustion head and crater, described enter mouth and described outlet flue be positioned at the same side of described horizontal flue, described in the horizontal flue that enters between mouth and outlet flue cut off by dividing plate is set.To enter mouth and outlet flue and be arranged on dividing plate both sides, increase to greatest extent the flow path of flue gas in horizontal flue, improve the settling amount of dust granules in flue gas.
As preferred version of the present invention, the outer wall of described horizontal flue and described shaft is spaced apart.Because stove and accessory is in the time working, horizontal flue has higher temperature under the heating of flue gas, so the outer wall of horizontal flue and shaft is spaced apart, avoids horizontal flue to conduct heat and makes shaft outer wall have higher temperature to shaft outer wall.
As preferred version of the present invention, described cooling water pipe is circular and is arranged in described horizontal flue.Be arranged in circular horizontal flue being circular cooling water pipe, the length that cooling water pipe contacts with flue gas is increased, can more carry out heat exchange, further the heat utilization efficiency of flue gas, reduce the temperature of flue gas, increase the settling amount of dust granules in flue gas.
As preferred version of the present invention, the inner edge of described blade matches with the outer wall of described cooling water pipe, and outer rim matches with the inwall of described horizontal flue.Flue gas flow channel between whole horizontal flue and cooling water pipe is divided into spiral helicine runner, all flue gases are all flowed in spiral helicine runner, further improved the settling amount of dust granules in the heat exchange amount of the interior water of flue gas and cooling water pipe and flue gas.
As preferred version of the present invention, on the shaft of described table below, be provided with water box, described the first outlet pipe is connected with described water box, on described water box, is provided with the second outlet pipe.Owing to being provided with water box on shaft, water box and cooling water pipe are connected by the first outlet pipe, and the water in cooling water pipe heats through water box again after by the flue gas in horizontal flue, has further improved the heat utilization efficiency of fuel, has also increased hot water amount simultaneously; In addition owing to being provided with water box; water box is arranged on the shaft of table below; water in water box was also lowered the temperature to shaft and table in the heated while; make stove and accessory in use; can not scald the article that are placed on table, because table has lower temperature, make the deflection of table little; paint on table also can be avoided be full of cracks, makes table can obtain good protection.
As preferred version of the present invention, described water box is on the circular outer wall that is set in described shaft, and described water box downside and described horizontal flue upside fit tightly.Further reduce the temperature of horizontal flue by water box, so make in horizontal flue the dust granules in flue gas more free settling out, further reduce the pollution of discharging flue gas.
As preferred version of the present invention, described the first outlet pipe and described the second outlet pipe arrangement are along described water box two ends radially.The first outlet pipe and the second outlet pipe arrangement along water box two ends radially, are increased to water mobile path in water box, improve the heating effect of water box to water.
As preferred version of the present invention, described crater inner side is provided with the thermal insulation layer of ring-type, and described thermal insulation layer extends downward the position concordant with described combustion head upper end.By thermal insulation layer is set, directly avoid the temperature at crater place to be delivered on table, to avoid again owing to arranging after water box simultaneously, the temperature at crater place is too low, affects the effect of heating cooker.
As preferred version of the present invention, on described table, be provided with safety glass.Due to by the effect of water box and thermal insulation layer, the temperature of table is controlled to lower level, so can be on table placing toughened glass and not bursting, also make stove and accessory good looking appearance, particularly convenient for cleaning, and not yielding fading of safety glass.
In sum, owing to having adopted technique scheme, the invention has the beneficial effects as follows:
1, utilize the waste heat in flue gas, improved the heat utilization efficiency of fuel;
2, the content that has reduced dust granules in the flue gas of discharging, has reduced exhaust emission;
3, flue temperature reduces, and prevents that the article around flue from being scalded by flue.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of horizontal flue;
Fig. 3 is the partial enlarged drawing at A place in Fig. 1,
Mark in figure: 1-shaft, 2-combustion chamber, 3-flue, 4-combustion head, 5-table, 6-crater, 7-cooling water pipe, 8-the first outlet pipe, 9-blade, 10-outlet flue, 11-enters mouth, 12-cavity, 13-dividing plate, 14-water box, 15-the second outlet pipe, 16-thermal insulation layer, 17-safety glass, 31-horizontal flue, the vertical flue of 32-.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
A kind of stove and accessory as shown in the figure, include shaft 1 and the combustion chamber 2 that is arranged on described shaft 1 inside, on described shaft 1, be provided with flue 3, described combustion chamber 2 upper ends are provided with combustion head 4, and described shaft 1 upper end is provided with table 5, on the described table 5 of described combustion head 4 correspondences, is provided with crater 6, in described flue 3, be provided with cooling water pipe 7, described cooling water pipe 7 two ends reach described flue 3 outsides, and described cooling water pipe 7 one end are connected with water source, and the other end is provided with the first outlet pipe 8.At the interior cooling water pipe 7 that arranges of flue 3, cooling water pipe 7 connection water sources, one end, the other end arranges the first outlet pipe 8, the water in flue gas cooling water pipe 7, user just can use the hot water in cooling water pipe 7 by the first outlet pipe 8, and then has utilized the waste heat of flue gas; In addition, because the heat of flue gas is used to heat the water in cooling water pipe 7, so the temperature of flue gas itself is lowered, make the dust granules in flue gas more out easily separated, increased the settling amount of dust granules, thereby reduced the pollution of discharging flue gas; In addition, because the temperature of flue gas reduces, the temperature of flue 3 and table 5 has also obtained reduction, and then can avoid table 5 excess Temperatures and scald the article on table 5, also reduce the manufacturing cost of table 5 and flue 3, in the time of design, can consider table 5 and flue 3 factor because of high temperature deformed damaged.
As preferred version of the present invention, on the outer wall of described cooling water pipe 7, be provided with spiral helicine blade 9.By spiral helicine blade 9, the flue gas flow channel in cooling water pipe 7 place's flues 3 is divided into around the helical form runner on cooling water pipe 7, improve the heat exchange amount of flue gas and cooling water pipe 7 interior water, also just improve the heat utilization efficiency of fuel, and because flowing of flue gas flowed for spiral helicine, also just increased the length of flow of flue gas, and the spiral rolling up and down of flue gas, also impelled soot dust granule in flue gas to separate from flue gas, increase the settling amount of exhaust gas dust particle, reduced the pollution of discharging flue gas.
As preferred version of the present invention, described flue 3 comprises horizontally disposed horizontal flue 31 and the vertical flue 32 vertically arranging, flue 3 is provided with to horizontal flue 31 and vertical flue 32, first be the length that has increased flue 3, when flue gas is flowed in flue 3, more dust granules obtains sedimentation, thereby has reduced the content of discharging dust granules in flue gas; Meanwhile, because horizontal flue 31 is to be horizontally disposed with, making mobile in horizontal flue 31 of flue gas is level, is further conducive to the sedimentation of dust granules in flue gas, has also reduced the pollution of discharging flue gas.
As preferred version of the present invention, described horizontal flue 31 is on circular described shaft 1 outer wall that is set in described table 5 belows.Horizontal flue 31 is set on circular shaft 1 outer wall that is set in table 5 belows, in increasing horizontal flue 31 length, avoids again horizontal flue 31 to take excessive installing space.
As preferred version of the present invention, described horizontal flue 31 one end are that outlet flue 10 is connected with the lower end of described vertical flue 30, the other end is to connect into the cavity 12 between mouth 11 and described combustion head 4 and crater 6, described enter mouth 11 and described outlet flue 10 be positioned at the same side of described horizontal flue 31, described in the horizontal flue 31 that enters between mouth 11 and outlet flue 10 cut off by dividing plate 13 is set.To enter mouth 11 and outlet flue 10 and be arranged on dividing plate 13 both sides, increase to greatest extent the flow path of flue gas in horizontal flue 31, improve the settling amount of dust granules in flue gas.
As preferred version of the present invention, described horizontal flue 31 is spaced apart with the outer wall of described shaft 1.Because stove and accessory is in the time working, horizontal flue 31 has higher temperature under the heating of flue gas, so horizontal flue 31 and the outer wall of shaft 1 are spaced apart, avoid horizontal flue 31 to conduct heat and makes shaft 1 outer wall have higher temperature to shaft 1 outer wall.
As preferred version of the present invention, described cooling water pipe 7 is circular and is arranged in described horizontal flue 31.Be arranged in circular horizontal flue 31 being circular cooling water pipe 7, the length that cooling water pipe 7 contacts with flue gas is increased, can more carry out heat exchange, further the heat utilization efficiency of flue gas, reduce the temperature of flue gas, increase the settling amount of dust granules in flue gas.
As preferred version of the present invention, the inner edge of described blade 9 matches with the outer wall of described cooling water pipe 7, and outer rim matches with the inwall of described horizontal flue 31.Flue gas flow channel between whole horizontal flue 31 and cooling water pipe 7 is divided into spiral helicine runner, all flue gases are all flowed in spiral helicine runner, further improved the settling amount of dust granules in the heat exchange amount of flue gas and cooling water pipe 7 interior water and flue gas.
As preferred version of the present invention, on the shaft 1 of described table 5 belows, be provided with water box 14, described the first outlet pipe 8 is connected with described water box 14, is provided with the second outlet pipe 15 on described water box 14.Owing to being provided with water box 14 on shaft 1, water box 14 is connected by the first outlet pipe 8 with cooling water pipe 7, water in cooling water pipe 7 heats through water box 14 again after by the flue gas in horizontal flue 31, has further improved the heat utilization efficiency of fuel, has also increased hot water amount simultaneously; In addition owing to being provided with water box 14; water box 14 is arranged on the shaft 1 of table 5 belows; water in water box 14 was also lowered the temperature to shaft 1 and table 5 in the heated while; make stove and accessory in use; can not scald the article that are placed on table 5, because table 5 has lower temperature, make the deflection of table 5 little; paint on table 5 also can be avoided be full of cracks, makes table 5 can obtain good protection.
As preferred version of the present invention, described water box 14 is on the circular outer wall that is set in described shaft 1, and described water box 14 downsides and described horizontal flue 31 upsides fit tightly.Further reduce the temperature of horizontal flue 31 by water box 14, so make dust granules in the interior flue gas of horizontal flue 31 more free settling out, further reduce the pollution of discharging flue gas.
As preferred version of the present invention, described the first outlet pipe 8 is arranged in along described water box 14 two ends radially with described the second outlet pipe 15.The first outlet pipe 8 and the second outlet pipe 15 are arranged in along water box 14 two ends radially, increase water in the interior mobile path of water box 14, improve the heating effect of water box 14 to water.
As preferred version of the present invention, described crater 6 inner sides are provided with the thermal insulation layer 16 of ring-type, and described thermal insulation layer 16 extends downward the position concordant with described combustion head 4 upper ends.By thermal insulation layer 16 is set, directly avoid the temperature at crater 6 places to be delivered on table 5, to avoid again owing to arranging after water box 14 simultaneously, the temperature at crater 6 places is too low, affects the effect of heating cooker.
As preferred version of the present invention, on described table 5, be provided with safety glass 17.Owing to passing through the effect of water box 14 and thermal insulation layer 16, the temperature of table 5 is controlled to lower level, thus can be on table 5 placing toughened glass 17 and not bursting, also make stove and accessory good looking appearance, particularly convenient for cleaning, and not yielding fading of safety glass 17.
All any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. one kind is efficiently utilized the depositing dust stove of fume afterheat, include shaft and the combustion chamber that is arranged on described shaft inside, on described shaft, be provided with flue, described combustion chamber upper end is provided with combustion head, and described shaft upper end is provided with table, on described table corresponding to described combustion head, is provided with crater, in described flue, be provided with cooling water pipe, described cooling water pipe two ends reach described flue outside, and described cooling water pipe one end is connected with water source, and the other end is provided with the first outlet pipe.
2. the depositing dust stove that efficiently utilizes fume afterheat according to claim 1, is characterized in that, is provided with spiral helicine blade on the outer wall of described cooling water pipe.
3. the depositing dust stove that efficiently utilizes fume afterheat according to claim 2, it is characterized in that, described flue comprises horizontally disposed horizontal flue and the vertical flue vertically arranging, and described horizontal flue is on the circular described shaft outer wall that is set in described table below.
4. the depositing dust stove that efficiently utilizes fume afterheat according to claim 3, it is characterized in that, described horizontal flue one end is that outlet flue is connected with the lower end of described vertical flue, the other end is to connect into the cavity between mouth and described combustion head and crater, described enter mouth and described outlet flue be positioned at the same side of described horizontal flue, described in the horizontal flue that enters between mouth and outlet flue cut off by dividing plate is set.
5. the depositing dust stove that efficiently utilizes fume afterheat according to claim 4, is characterized in that, the outer wall of described horizontal flue and described shaft is spaced apart.
6. the depositing dust stove that efficiently utilizes fume afterheat according to claim 5, is characterized in that, described cooling water pipe is circular and is arranged in described horizontal flue.
7. the depositing dust stove that efficiently utilizes fume afterheat according to claim 6, is characterized in that, the inner edge of described blade matches with the outer wall of described cooling water pipe, and outer rim matches with the inwall of described horizontal flue.
8. the depositing dust stove that efficiently utilizes fume afterheat according to claim 7, is characterized in that, on the shaft of described table below, is provided with water box, and described the first outlet pipe is connected with described water box, on described water box, is provided with the second outlet pipe.
9. the depositing dust stove that efficiently utilizes fume afterheat according to claim 8, is characterized in that, described water box is on the circular outer wall that is set in described shaft, and described water box downside and described horizontal flue upside fit tightly.
10. the depositing dust stove that efficiently utilizes fume afterheat according to claim 9, is characterized in that, described crater inner side is provided with the thermal insulation layer of ring-type, and described thermal insulation layer extends downward the position concordant with described combustion head upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410121730.7A CN103836650B (en) | 2014-03-28 | 2014-03-28 | Dust fall furnace utilizing flue gas waste heat |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410121730.7A CN103836650B (en) | 2014-03-28 | 2014-03-28 | Dust fall furnace utilizing flue gas waste heat |
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| CN103836650A true CN103836650A (en) | 2014-06-04 |
| CN103836650B CN103836650B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410121730.7A Active CN103836650B (en) | 2014-03-28 | 2014-03-28 | Dust fall furnace utilizing flue gas waste heat |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507376A (en) * | 2018-03-30 | 2018-09-07 | 李学斌 | A kind of energy saving and environment friendly combustion gas indirect cyclic process cooling device and its cooling means |
| CN110467335A (en) * | 2019-09-10 | 2019-11-19 | 蚌埠中光电科技有限公司 | A kind of TFT-LCD glass furnace flue cooling device |
| CN110981165A (en) * | 2019-12-31 | 2020-04-10 | 重庆星源玻璃器皿有限责任公司 | Waste heat recovery glass kiln |
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| CN86108484A (en) * | 1986-12-13 | 1987-09-09 | 董中书 | Cooking stove |
| CN2193498Y (en) * | 1993-12-16 | 1995-03-29 | 冯少华 | Two-decker jacket cooking and heating stove |
| CN2480728Y (en) * | 2001-03-13 | 2002-03-06 | 李明贵 | Multi-function energy-saving furnace |
| CN200955780Y (en) * | 2006-04-10 | 2007-10-03 | 马文海 | Domestic dual-power heating-cooking multi-purpose stove |
| CN203744304U (en) * | 2014-03-28 | 2014-07-30 | 四川省焱森炉业有限公司 | Dust settling furnace efficiently utilizing exhaust gas waste heat |
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2014
- 2014-03-28 CN CN201410121730.7A patent/CN103836650B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86108484A (en) * | 1986-12-13 | 1987-09-09 | 董中书 | Cooking stove |
| CN2193498Y (en) * | 1993-12-16 | 1995-03-29 | 冯少华 | Two-decker jacket cooking and heating stove |
| CN2480728Y (en) * | 2001-03-13 | 2002-03-06 | 李明贵 | Multi-function energy-saving furnace |
| CN200955780Y (en) * | 2006-04-10 | 2007-10-03 | 马文海 | Domestic dual-power heating-cooking multi-purpose stove |
| CN203744304U (en) * | 2014-03-28 | 2014-07-30 | 四川省焱森炉业有限公司 | Dust settling furnace efficiently utilizing exhaust gas waste heat |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507376A (en) * | 2018-03-30 | 2018-09-07 | 李学斌 | A kind of energy saving and environment friendly combustion gas indirect cyclic process cooling device and its cooling means |
| CN110467335A (en) * | 2019-09-10 | 2019-11-19 | 蚌埠中光电科技有限公司 | A kind of TFT-LCD glass furnace flue cooling device |
| CN110981165A (en) * | 2019-12-31 | 2020-04-10 | 重庆星源玻璃器皿有限责任公司 | Waste heat recovery glass kiln |
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| CN103836650B (en) | 2017-01-11 |
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