CN110078357B - Clean production glass melting furnace based on electric energy - Google Patents

Clean production glass melting furnace based on electric energy Download PDF

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Publication number
CN110078357B
CN110078357B CN201910515911.0A CN201910515911A CN110078357B CN 110078357 B CN110078357 B CN 110078357B CN 201910515911 A CN201910515911 A CN 201910515911A CN 110078357 B CN110078357 B CN 110078357B
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cavity
melting
electrode group
melting cavity
pipe
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CN110078357A (en
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张卫峰
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Zhengzhou Weitong Electric Fusion New Material Technology Co ltd
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Zhengzhou Weitong Electric Fusion New Material Technology Co ltd
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    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/02Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
    • C03B5/027Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance heating

Abstract

The invention relates to the technical field of clean production, in particular to an electric energy-based clean production glass melting furnace which comprises an electric melting furnace body, wherein the electric melting furnace body comprises an upper sealing cover and a lower fixing frame, the upper sealing cover is covered above an opening of the lower fixing frame, a first melting cavity, a second melting cavity and a clarifying cavity are arranged in the lower fixing frame, refractory heat-insulating fillers are filled in the lower fixing frame, the first melting cavity and the second melting cavity are respectively positioned above two sides of the clarifying cavity, and the first melting cavity, the second melting cavity and the clarifying cavity are vertically projected into a 'product' shape structure. The existing glass electric melting furnace adopts a single melting cavity structure, so that the working efficiency is low, the setting positions of the melting cavity and a clarifying cavity are unreasonable, and the problem that feed liquid cannot be discharged in time after processing is solved, so that the working efficiency is further reduced is solved.

Description

Clean production glass melting furnace based on electric energy
Technical Field
The invention relates to the technical field of clean production, in particular to a clean production glass melting furnace based on electric energy.
Background
Glass melting furnace refers to a thermal apparatus for melting glass batch materials in glass manufacturing. The powder material which is well distributed according to the glass components and the mixed clinker broken glass are melted at high temperature in a kiln, clarified and formed into glass liquid meeting the molding requirements.
The conventional glass melting furnace is mainly used for producing a large amount of industrial waste gas and other pollutants by using coal, heavy oil, coal gas or natural gas as fuel, so that the environment is easy to pollute, and the glass melting furnace is not suitable for clean production.
The Chinese patent with publication number of CN203960028U discloses a glass electric melting furnace, which is discharged after being processed in a melting cavity and a clarifying cavity through a feeding hole after materials are injected, the working efficiency is low due to the adoption of a single melting cavity structure, and the positions of the melting cavity and the clarifying cavity are unreasonable, so that the material liquid can not be discharged in time after processing, and the working efficiency is further reduced.
Disclosure of Invention
The invention provides a clean production glass melting furnace based on electric energy, which aims at solving the problems that the working efficiency of the existing glass melting furnace is low due to the adoption of a single melting cavity structure, and the positions of a melting cavity and a clarifying cavity are unreasonable, so that feed liquid cannot be discharged in time after processing, and the working efficiency is further reduced.
The technical scheme who adopts is, clean production glass furnace based on electric energy includes the electric smelting furnace body, wherein the electric smelting furnace body includes upper cover and lower fixed frame, upper cover lid is in the opening top of fixed frame down, be provided with first melting chamber in the fixed frame down, second melting chamber and clarification chamber, the intussuseption of fixed frame is filled with fire-resistant heat preservation filler down, first melting chamber and second melting chamber are located the top of clarification chamber both sides respectively, and first melting chamber, second melting chamber and clarification chamber vertical projection are "article" word structure, the leakage fluid dram that is located first melting chamber bottom is through first connecting pipe and the first inlet intercommunication that is located clarification chamber middle part, the leakage fluid dram that is located second melting chamber bottom is through the second connecting pipe and the second inlet intercommunication that is located clarification chamber middle part, first melting chamber and second melting chamber top all are provided with the opening that is used for adding the material, first melting chamber top and first blast pipe one end intercommunication, first melting chamber is provided with first electrode group and second electrode group, second melting chamber top and second blast pipe one end intercommunication, second melting chamber and third electrode group run through with the third blast pipe, the top of second melting chamber and third electrode group run through with the second blast pipe top and the other end of the fixed frame, the top of the clearance pipe is located the clearance top of the second melting chamber and the clearance chamber is located at the second top of the second melting chamber, the clearance chamber is connected with the second top of the clearance pipe, the clearance pipe is set through the top the clearance top of the electrode, and the third top is connected with the clearance top pipe.
Further, the first electrode group is located above the second electrode group, and the first electrode group is located on the side wall of the first melting cavity, and the second electrode group is located at the bottom of the first melting cavity. The third electrode group is positioned above the fourth electrode group, the third electrode group is positioned on the side wall of the second melting cavity, the fourth electrode group is positioned at the bottom of the second melting cavity, the fifth electrode group is positioned above the sixth electrode group, and the polarities of the fifth electrode group and the sixth electrode group on the same side are opposite.
Optionally, the upper surface of the upper sealing cover is provided with a first stirring motor and a second stirring motor, the power output end of the first stirring motor is connected with one end of a first rotating shaft inserted into the first melting cavity, the power output end of the second stirring motor is connected with one end of a second rotating shaft inserted into the second melting cavity, and the other ends of the first rotating shaft and the second rotating shaft are connected with rotating blades.
Optionally, the rotating vane in the first melting cavity is located on the same plane as the first electrode group and above the second electrode group, and the rotating vane in the second melting cavity is located on the same plane as the third electrode group and above the fourth electrode group.
Further, the liquid discharge pipe is obliquely upwards arranged, a flow guide pipe is connected between the first melting cavity and the second melting cavity, and the vertical projection of the flow guide pipe is intersected with the liquid discharge pipe.
Optionally, one end of the flow guiding pipe is higher than the other end.
Optionally, the first connecting pipe is connected with a first electromagnetic valve, the second connecting pipe is connected with a second electromagnetic valve, and the liquid discharge pipe is connected with a third electromagnetic valve.
Optionally, the upper sealing cover is further provided with an air compressor, the exhaust end of the air compressor is communicated with the clarification cavity through an air guide pipe penetrating through the upper sealing cover, and the end parts of the first exhaust pipe, the second exhaust pipe and the third exhaust pipe are all connected with an air ventilation mechanism.
The beneficial effects of the invention at least comprise one of the following;
1. the double-melting-cavity structure consisting of the first melting cavity and the second melting cavity is arranged, so that more materials can be received at the same time for melting treatment, the working efficiency in unit time is improved, meanwhile, the two melting cavities are located above two sides of the clarifying cavity, the three cavities are vertically projected to be of a 'product' -shaped structure, the materials can conveniently enter the clarifying cavity from the melting cavity, and the overall working efficiency is improved.
2. The problems that the working efficiency of the existing glass electric melting furnace is low due to the adoption of a single melting cavity structure, the setting positions of the melting cavity and a clarifying cavity are unreasonable, so that feed liquid cannot be discharged in time after processing, and the working efficiency is further reduced are solved.
Drawings
FIG. 1 is a schematic diagram of a clean production glass melting furnace based on electric energy;
FIG. 2 is a schematic top view of a clean production glass melting furnace based on electric energy;
FIG. 3 is an enlarged schematic view of the area A in FIG. 1;
marked in the figure as: 1 is an upper sealing cover, 2 is a lower fixing frame, 3 is a first melting cavity, 4 is a second melting cavity, 5 is a clarifying cavity, 6 is a first stirring motor, 7 is a second stirring motor, 8 is an air compressor, 9 is a first rotating shaft, 10 is a second rotating shaft, 11 is a first exhaust pipe, 12 is a second exhaust pipe, 13 is a fire-resistant heat-insulating filler, 14 is a liquid discharge pipe, 15 is a first electrode group, 16 is a second electrode group, 17 is a third electrode group, 18 is a fourth electrode group, 19 is a flow guide pipe, 20 is an air guide pipe, 21 is a third exhaust pipe, 22 is a fifth electrode group, 23 is a sixth electrode group, 24 is a first connecting pipe, 25 is a second connecting pipe, 26 is a first electromagnetic valve, 27 is a second electromagnetic valve, 28 is a ventilation port, 29 is a thread structure, 30 is a third electromagnetic valve, and 31 is a pipe plug.
Detailed Description
In order that the objects, technical solutions and advantages of the present invention may become more apparent, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, the electric energy-based clean production glass melting furnace comprises an electric melting furnace body, characterized in that: the electric melting furnace body comprises an upper sealing cover 1 and a lower fixing frame 2, wherein the upper sealing cover 1 covers the upper side of an opening of the lower fixing frame 2, a first melting cavity 3, a second melting cavity 4 and a clarifying cavity 5 are arranged in the lower fixing frame 2, and a fireproof heat-insulating filler 13 is filled in the lower fixing frame 2. The first melting cavity 3 and the second melting cavity 4 are respectively located above two sides of the clarifying cavity 5, the first melting cavity 3, the second melting cavity 4 and the clarifying cavity 5 are vertically projected to be of a 'delta' structure, a liquid outlet located at the bottom of the first melting cavity 3 is communicated with a first liquid inlet located in the middle of the clarifying cavity 5 through a first connecting pipe 24, a liquid outlet located at the bottom of the second melting cavity 4 is communicated with a second liquid inlet located in the middle of the clarifying cavity 5 through a second connecting pipe 25, openings for adding materials are formed in the tops of the first melting cavity 3 and the second melting cavity 4, the top of the first melting cavity 3 is communicated with one end of a first exhaust pipe 11, a first electrode group 15 and a second electrode group 16 are arranged in the first melting cavity 3, the top of the second melting cavity 4 is communicated with one end of a second exhaust pipe 12, and a third electrode group 17 and a fourth electrode group 18 are arranged in the second melting cavity 4. The drain outlet at the bottom of the clarification cavity 5 is communicated with a drain pipe 14 penetrating through the side wall of the lower fixed frame 2, the exhaust outlet at the upper part of the clarification cavity 5 is communicated with a third exhaust pipe 21 penetrating through the upper sealing cover 1, a fifth electrode group 22 and a sixth electrode group 23 are arranged in the clarification cavity 5, and the other end of the first exhaust pipe 11 and the other end of the second exhaust pipe 12 penetrate through the upper sealing cover 1.
In use, glass is in a high-temperature state when conveyed to the melting cavity from the conveying mechanism, is an electric conductor, and compared with the existing structure using coal, heavy oil, gas or natural gas as fuel, the electric energy supply structure based on the first electrode group, the second electrode group, the third electrode group, the fourth electrode group, the fifth electrode group and the sixth electrode group is arranged, so that the emission of industrial waste gas is greatly reduced. The lower fixing frame is filled with the fireproof heat-insulating filler, so that the heat dissipation rate in the whole electric melting furnace can be effectively reduced, and the whole energy consumption is reduced. Solves the problems that the prior glass melting furnace is mostly fuelled by coal, heavy oil, coal gas or natural gas, and a large amount of industrial waste gas and other pollutants are easy to cause environmental pollution and are not suitable for clean production.
During operation, high-temperature glass slag or semi-molten liquid is led into the melting cavity from the opening, the glass slag or semi-molten liquid is connected with the first electrode group, the second electrode group, the third electrode group and the fourth electrode group, and alkali metal sodium and potassium ions in the molten glass liquid are conducted after an external power supply is connected with the first electrode group, the second electrode group, the third electrode group and the fourth electrode group. The generation of joule heat further melts the glass cullet, which is then conveyed from the drain port through the connecting tube to the fining chamber.
And after the external power supply is connected with the fifth electrode group and the sixth electrode group, the glass melt in the clarifying cavity is continuously heated to keep the glass melt in a molten state to finish clarification, and finally, the pure glass melt is discharged from the liquid discharge pipe.
When materials are added into the melting cavity and the clarifying cavity, redundant gas can be discharged out through the first exhaust pipe, the second exhaust pipe and the third exhaust pipe, so that the proper air pressure is achieved in the cavity.
The double-melting-cavity structure consisting of the first melting cavity and the second melting cavity is arranged, so that more materials can be received at the same time for melting treatment, the working efficiency in unit time is improved, meanwhile, the two melting cavities are located above two sides of the clarifying cavity, the three cavities are vertically projected to be of a 'product' -shaped structure, the materials can conveniently enter the clarifying cavity from the melting cavity, and the overall working efficiency is improved. The problems that the working efficiency of the existing glass electric melting furnace is low due to the adoption of a single melting cavity structure, the setting positions of the melting cavity and a clarifying cavity are unreasonable, so that feed liquid cannot be discharged in time after processing, and the working efficiency is further reduced are solved.
Meanwhile, when the whole electric melting furnace is maintained, the upper sealing cover can be opened to take out the refractory heat-insulating filler in the lower fixing frame, and then the first melting cavity, the second melting cavity and the clarifying cavity are taken out from the lower fixing frame, so that cleaning is realized, the first melting cavity, the second melting cavity and the clarifying cavity are provided with openings connected with corresponding pipelines at proper positions, and the upper sealing cover and the lower fixing frame are also provided with openings for the pipelines and the electrode groups to pass through.
In this embodiment, the first electrode set 15 is located above the second electrode set 16, the first electrode set 15 is located on the side wall of the first melting chamber 3, the second electrode set 16 is located at the bottom of the first melting chamber 3, the third electrode set 17 is located above the fourth electrode set 18, the third electrode set 17 is located on the side wall of the second melting chamber 4, the fourth electrode set 18 is located at the bottom of the second melting chamber 4, the fifth electrode set 22 is located above the sixth electrode set 23, and the polarities of the fifth electrode set 22 and the sixth electrode set 23 on the same side are opposite.
In use, the electrode groups with opposite polarities are arranged, so that the conduction can be realized at the same side, and the conduction can be formed at the opposite sides, thereby improving the overall heating effect.
In this embodiment, the upper surface of the upper cover 1 is provided with a first stirring motor 6 and a second stirring motor 7, the power output end of the first stirring motor 6 is connected with one end of a first rotating shaft 9 inserted into the first melting cavity 3, the power output end of the second stirring motor 7 is connected with one end of a second rotating shaft 10 inserted into the second melting cavity 4, and the other end of the first rotating shaft 9 and the other end of the second rotating shaft 10 are connected with rotating blades.
In the use, through set up rotary vane and pivot in first melting chamber and second melting chamber, make glass broken bits or half melt in the melting chamber can obtain stirring distribution evenly under stirring motor's drive, rotary vane and pivot are detachable connected mode in the installation, are provided with corresponding closeable opening in melting chamber simultaneously, are convenient for place into melting intracavity with the rotary vane.
In this embodiment, the liquid discharge pipe 14 is disposed obliquely upward, a flow guide pipe 19 is connected between the first melting chamber 3 and the second melting chamber 4, and the vertical projection of the flow guide pipe 19 intersects with the liquid discharge pipe 14, and one end of the flow guide pipe 19 is higher than the other end.
In use, through set up the honeycomb duct between first melting chamber and second melting chamber for can get into another cavity when the material in one of them cavity is too much, can heat the fluid-discharge tube nearby when the material removes simultaneously, thereby make the fluid-discharge tube nearby have higher temperature, prevent that the material from condensing.
In this embodiment, a first electromagnetic valve 26 is connected to the first connecting pipe 24, a second electromagnetic valve 27 is connected to the second connecting pipe 25, and a third electromagnetic valve 30 is connected to the liquid discharge pipe 14.
In the use, can control opening and shutting of first connecting pipe, second connecting pipe and fluid-discharge tube through setting up first solenoid valve, second solenoid valve and third solenoid valve for melt intracavity material after melting and discharge to the clarification chamber in the connecting pipe, be provided with corresponding temperature-sensing probe in melting chamber and the clarification intracavity in the in-service use simultaneously, feed back the actual temperature in two cavitys, the staff or the automatic control mechanism who sets up realize opening and shutting of first solenoid valve and second solenoid valve through manual or automatic mode.
In this embodiment, the upper cover 1 is further provided with an air compressor 8, and an exhaust end of the air compressor 8 is communicated with the clarification chamber 5 through an air duct 20 penetrating through the upper cover 1, and end parts of the first exhaust pipe 11, the second exhaust pipe 12 and the third exhaust pipe 21 are all connected with an air ventilation mechanism.
In use, the third exhaust pipe is closed through the ventilation mechanism, and the first electromagnetic valve and the second electromagnetic valve are closed at the same time, so that the clarification cavity is in an approximately airtight environment, and the air pressure generated after the air compressor is started can enable materials in the clarification cavity to be discharged into the liquid discharge pipe.
As shown in fig. 3, in this embodiment, the ventilation mechanism disposed at the end portions of the first exhaust pipe, the second exhaust pipe and the third exhaust pipe is a pipe plug 31, and ventilation openings 28 are further disposed on the outer peripheries of the end portions of the first exhaust pipe, the second exhaust pipe and the third exhaust pipe, and one end of the pipe plug connected with the first exhaust pipe and/or the second exhaust pipe is provided with a threaded structure 29 and is connected with the threaded structure 29, so that when the pipe plug 31 is rotated, the opening size of the ventilation opening 28 can be adjusted, thereby meeting the requirements of exhaust under various conditions.

Claims (5)

1. Clean production glass melting furnace based on electric energy, including electric melting furnace body, its characterized in that: the electric melting furnace body comprises an upper sealing cover (1) and a lower fixing frame (2), wherein the upper sealing cover (1) covers the upper part of an opening of the lower fixing frame (2), a first melting cavity (3), a second melting cavity (4) and a clarifying cavity (5) are arranged in the lower fixing frame (2), and a fireproof heat-insulating filler (13) is filled in the lower fixing frame (2);
the first melting cavity (3) and the second melting cavity (4) are respectively positioned above two sides of the clarifying cavity (5), the first melting cavity (3), the second melting cavity (4) and the clarifying cavity (5) are vertically projected into a 'product' shape structure, a liquid outlet positioned at the bottom of the first melting cavity (3) is communicated with a first liquid inlet positioned at the middle part of the clarifying cavity (5) through a first connecting pipe (24), a liquid outlet positioned at the bottom of the second melting cavity (4) is communicated with a second liquid inlet positioned at the middle part of the clarifying cavity (5) through a second connecting pipe (25), openings for adding materials are respectively arranged at the tops of the first melting cavity (3) and the second melting cavity (4), a first electrode group (15) and a second electrode group (16) are arranged in the first melting cavity (3), the top of the second melting cavity (4) is communicated with one end of the second exhaust pipe (12), and a third electrode group (17) and a fourth electrode group (18) are arranged in the second melting cavity (4);
the bottom liquid outlet of the clarification cavity (5) is communicated with a liquid outlet pipe (14) penetrating through the side wall of the lower fixed frame (2), the upper exhaust port of the clarification cavity (5) is communicated with a third exhaust pipe (21) penetrating through the upper sealing cover (1), and a fifth electrode group (22) and a sixth electrode group (23) are arranged in the clarification cavity (5);
the other end of the first exhaust pipe (11) and the other end of the second exhaust pipe (12) penetrate through the upper sealing cover (1), the first electrode group (15) is positioned above the second electrode group (16), the first electrode group (15) is positioned on the side wall of the first melting cavity (3), and the second electrode group (16) is positioned at the bottom of the first melting cavity (3);
the third electrode group (17) is positioned above the fourth electrode group (18), the third electrode group (17) is positioned on the side wall of the second melting cavity (4), and the fourth electrode group (18) is positioned at the bottom of the second melting cavity (4);
the utility model discloses a solar cell module, including first connecting pipe (24), second connecting pipe (25), third solenoid valve (30) are connected with on fluid-discharge tube (14), last closing cap (1) is last still to be provided with air compressor machine (8), air compressor machine (8) exhaust end is through air duct (20) and clarification chamber (5) intercommunication of penetrating last closing cap (1), first blast pipe (11), second blast pipe (12) and third blast pipe (21) tip all are connected with ventilation mechanism.
2. The electric energy-based clean production glass melting furnace of claim 1, wherein: the upper surface of the upper sealing cover (1) is provided with a first stirring motor (6) and a second stirring motor (7), the power output end of the first stirring motor (6) is connected with one end of a first rotating shaft (9) inserted into the first melting cavity (3), the power output end of the second stirring motor (7) is connected with one end of a second rotating shaft (10) inserted into the second melting cavity (4), and the other end of the first rotating shaft (9) and the other end of the second rotating shaft (10) are connected with rotating blades.
3. The electric energy-based clean production glass melting furnace of claim 2, wherein: the rotating blades in the first melting cavity (3) are positioned on the same plane as the first electrode group (15) and above the second electrode group (16), and the rotating blades in the second melting cavity (4) are positioned on the same plane as the third electrode group (17) and above the fourth electrode group (18).
4. The electric energy-based clean production glass melting furnace of claim 1, wherein: the liquid discharge pipe (14) is obliquely upwards arranged, a flow guide pipe (19) is connected between the first melting cavity (3) and the second melting cavity (4), and the vertical projection of the flow guide pipe (19) is intersected with the liquid discharge pipe (14).
5. The electric energy-based clean production glass melting furnace of claim 4, wherein: one end of the flow guide pipe (19) is higher than the other end.
CN201910515911.0A 2019-06-14 2019-06-14 Clean production glass melting furnace based on electric energy Active CN110078357B (en)

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CN201910515911.0A CN110078357B (en) 2019-06-14 2019-06-14 Clean production glass melting furnace based on electric energy

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Application Number Priority Date Filing Date Title
CN201910515911.0A CN110078357B (en) 2019-06-14 2019-06-14 Clean production glass melting furnace based on electric energy

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CN110078357B true CN110078357B (en) 2024-03-19

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB714292A (en) * 1952-03-28 1954-08-25 Alfred Augustus Thornton A method and an electro smelter for producing porcelain enamel
BE832906A (en) * 1974-09-16 1975-12-16 GLASS FUSION AND SHAPING PLANT
SE7610874L (en) * 1975-10-21 1977-04-22 Crystalex PROCEDURE AND OVEN FOR MELTING GLASS
US4161617A (en) * 1978-05-01 1979-07-17 General Electric Company Method and apparatus for electrically melting glass
KR20090126472A (en) * 2008-06-04 2009-12-09 김종열 Direct type electric furnace for manufacturing special glass
CN209957634U (en) * 2019-06-14 2020-01-17 郑州纬通电熔新材料科技有限公司 Clean production glass smelting pot based on electric energy

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB714292A (en) * 1952-03-28 1954-08-25 Alfred Augustus Thornton A method and an electro smelter for producing porcelain enamel
BE832906A (en) * 1974-09-16 1975-12-16 GLASS FUSION AND SHAPING PLANT
SE7610874L (en) * 1975-10-21 1977-04-22 Crystalex PROCEDURE AND OVEN FOR MELTING GLASS
US4161617A (en) * 1978-05-01 1979-07-17 General Electric Company Method and apparatus for electrically melting glass
KR20090126472A (en) * 2008-06-04 2009-12-09 김종열 Direct type electric furnace for manufacturing special glass
CN209957634U (en) * 2019-06-14 2020-01-17 郑州纬通电熔新材料科技有限公司 Clean production glass smelting pot based on electric energy

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