CN109612272A - A kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique - Google Patents
A kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique Download PDFInfo
- Publication number
- CN109612272A CN109612272A CN201811471612.3A CN201811471612A CN109612272A CN 109612272 A CN109612272 A CN 109612272A CN 201811471612 A CN201811471612 A CN 201811471612A CN 109612272 A CN109612272 A CN 109612272A
- Authority
- CN
- China
- Prior art keywords
- heat
- high temperature
- heat exchange
- cartridge heater
- heating
- 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.)
- Granted
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000003723 Smelting Methods 0.000 title claims abstract description 21
- 229910006295 Si—Mo Inorganic materials 0.000 title claims abstract description 20
- 238000004140 cleaning Methods 0.000 title claims abstract description 19
- 239000002918 waste heat Substances 0.000 title claims abstract description 19
- 238000005192 partition Methods 0.000 claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims abstract description 5
- 239000000945 filler Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 4
- 238000005265 energy consumption Methods 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000001816 cooling Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/14—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B2014/0837—Cooling arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/13—Smelting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a kind of high temperature Si-Mo rod smelting furnaces based on waste heat cleaning heating technique, including furnace body and cartridge heater, partition is equipped in the middle part of the inner cavity roof of furnace body, heat-exchange tube is equipped in partition, heat exchange chamber is equipped in the side wall of cartridge heater, the both ends of heat-exchange tube penetrate through with heat exchange chamber connect respectively, and the input end of heat-exchange tube is equipped with circulating pump, the left-hand end perforation connection inlet cylinder of cartridge heater, the right-hand end perforation connection exhaust pipe of cartridge heater；The inner cavity of inlet cylinder is successively arranged protective net, dirt filtrating screen, active carbon layer and suction fan from left to right；By the inner cavity of heat-exchange tube and furnace body heat exchange occurs for the present invention, cools down to realize to the inner cavity of furnace body, improves the process velocity of furnace body, while realizing and heating to heat exchange chamber；And realized using heat exchange chamber and heat the progress heat exchange of tube inner chamber air, air is heated as factory's heating, heat is provided, to realize the secondary use of furnace body inner cavity preheating, improve energy utilization rate, reduction energy consumption.
Description
Technical field
The present invention relates to melter technology field, specially a kind of high temperature Si-Mo rod based on waste heat cleaning heating technique is molten
Furnace.
Background technique
We are very familiar with smelting furnace, are used to smelting metal, can reach very high temperature, for Si-Mo rod and,
Higher temperature is needed, is natural cooling after many smelting furnaces have melted product still, or with air blower by internal hot gas
It blows away.The mode elapsed time of natural cooling is long, and the process-cycle increases, and production efficiency is low, and production cost is higher；And it is sharp
The mode that hot gas is blown away with air blower is expelled directly out a large amount of heat, not only causes thermal pollution, improves the temperature in workshop, unfavorable
It works in worker, and a large amount of dust that hot gas is swept along, will cause air pollution.
Factory is since workshop is bigger, in winter when operation, provides that heating is very big to energy consumption, so that the operation of factory
Cost is substantially increased.
Summary of the invention
The purpose of the present invention is to provide a kind of high temperature Si-Mo rod smelting furnaces based on waste heat cleaning heating technique, on solving
State the problem of proposing in background technique.
To achieve the above object, the invention provides the following technical scheme:
A kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique, including furnace body and cartridge heater, the inner cavity roof of furnace body
Middle part is equipped with partition, and heat-exchange tube is equipped in partition, and heat exchange chamber is equipped in the side wall of cartridge heater, and the both ends of heat-exchange tube are distinguished
It penetrates through and connects with heat exchange chamber, the input end of heat-exchange tube is equipped with circulating pump, and the left-hand end perforation connection inlet cylinder of cartridge heater adds
The right-hand end perforation connection exhaust pipe of hot cylinder.
Further, it is open circular tube structure that inlet cylinder, which is left and right side, and the inner cavity of inlet cylinder is from left to right successively
Equipped with protective net, dirt filtrating screen, active carbon layer and suction fan, suction fan is fixed by the connecting rod the internal chamber wall for being connected to inlet cylinder
On.
Further, exhaust pipe is equipped with exhaust pump, other end perforation connection factory's heating system of exhaust pipe.
Further, the inner cavity of cartridge heater is successively arranged the first heating matched respectively with heat exchange chamber from left to right
Net, the second heating net and third heating net, screen distance of the screen distance less than the second heating net of the first heating net, the second heating net
Screen distance be less than third heating net screen distance.
Further, the top side perforation connection filler pipe of heat exchange chamber, the top of filler pipe is arranged with sealing cover.
Further, the side bottom end perforation connection drainpipe of heat exchange chamber, drainpipe are equipped with control valve.
Further, heat-exchange tube is coiled pipe.
Further, cartridge heater is rectangular parallelepiped structure.
Further, heat exchange chamber is annular chamber.
Compared with prior art, by the inner cavity of heat-exchange tube and furnace body heat exchange occurs for the present invention, to realize to furnace
The inner cavity of body cools down, and improves the process velocity of furnace body, while realizing and heating to heat exchange chamber；And utilize heat exchange chamber
It realizes and carries out heat exchange with heating tube inner chamber air, heat air as factory's heating and heat is provided, to realize that furnace body inner cavity is pre-
The secondary use of heat improves energy utilization rate, reduces energy consumption.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique of the present invention；
Fig. 2 is a kind of structural schematic diagram of the partition of the high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique of the present invention；
Fig. 3 is a kind of structural schematic diagram of the inlet cylinder of the high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique of the present invention.
In figure: 1- furnace body, 2- partition, 3- heat-exchange tube, 4- cartridge heater, 5- heat exchange chamber, 6- filler pipe, 7- sealing cover,
8- drainpipe, 9- control valve, 10- circulating pump, 11- inlet cylinder, 12- protective net, 13- dirt filtrating screen, 14- active carbon layer, 15- connection
Bar, 16- suction fan, the first heating net of 17-, the second heating net of 18-, 19- third heating net, 20- exhaust pipe, 21- exhaust pump.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
Fig. 1~3, a kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique, including furnace body 1 and cartridge heater 4 are please referred to,
It is equipped with partition 2 in the middle part of the inner cavity roof of the furnace body 1, is equipped with heat-exchange tube 3 in the partition 2, the heat-exchange tube 3 is snakelike
Pipe, the cartridge heater 4 are rectangular parallelepiped structures, and heat exchange chamber 5 is equipped in the side wall of cartridge heater 4, and the heat exchange chamber 5 is annular
Chamber, the both ends of the heat-exchange tube 3 penetrate through with heat exchange chamber 5 connect respectively, and the input end of heat-exchange tube 3 is equipped with circulating pump 10,
The cartridge heater 4 left-hand end perforation connection inlet cylinder 11, cartridge heater 4 right-hand end perforation connection exhaust pipe 20, furnace body 1 it is interior
After chamber melts metal, in cooling process, start circulating pump 10, so that the water in heat exchange chamber 5 enters in heat-exchange tube 3, with
Heat exchange occurs for the inner cavity of furnace body 1, takes away the heat in furnace body 1, while improving the inner cavity cooling velocity of furnace body 1, heat-exchange tube 3
In interior hot water return heat exchange chamber 5, the air in cartridge heater 4 is heated by heat exchange chamber 5, improves air themperature,
High-temperature gas enters factory's heating system by exhaust pipe 20, and ancillary plant heating reduces energy consumption, to realize furnace body 1
The secondary use of interior heat improves resource utilization.
Embodiment 2
The present embodiment is being further described on the basis of embodiment 1, and it is open that the inlet cylinder 11 is that left and right side is
Circular tube structure, the inner cavity of inlet cylinder 11 are successively arranged protective net 12, dirt filtrating screen 13, active carbon layer 14 and suction fan from left to right
16, the suction fan 16 is fixedly connected on the internal chamber wall of inlet cylinder 11 by connecting rod 15, draws outside by suction fan 16
Air enters in inlet cylinder 11, the collective effect through dirt filtrating screen 13 and active carbon layer 14, filters the air processing, improves empty
Makings amount, the inner cavity that filtered air enters cartridge heater 4 are heated, and air themperature is improved.
The exhaust pipe 20 is equipped with exhaust pump 21, the high temperature air in cartridge heater 4 is drawn by exhaust pump 21, into row
Tracheae 20, other end perforation connection factory's heating system of the exhaust pipe 20, high temperature air enter factory's heating system, assist
Factory's heating, reduces energy consumption.
The inner cavity of the cartridge heater 4 be successively arranged from left to right the first heating net 17 matched respectively with heat exchange chamber 5,
Second heating net 18 and third heating net 19, the screen distance of first heating net 17 less than the second heating net 18 screen distance,
The screen distance of second heating net 18 is less than the screen distance of third heating net 19, and the heat in heat exchange chamber 5 can directly lead to
It crosses the first heating net 17, the second heating net 18 and third heating net 19 to heat air, improves the heating effect to air,
Guarantee heating quality.
Embodiment 3
The present embodiment is being further described on the basis of embodiment 1, the top side perforation connection of the heat exchange chamber 5 plus
Water pipe 6, the top of the filler pipe 6 are arranged with sealing cover 7, and the water in heat exchange chamber 5 is supplemented by filler pipe 6.
The side bottom end perforation connection drainpipe 8 of the heat exchange chamber 5, the drainpipe 8 are equipped with control valve 9, heat
Water in inverting chamber 5 can be discharged by drainpipe 8, periodically be replaced to the water in heat exchange chamber 5 to realize, and heating
Cylinder 4 does not use period, can empty the water in heat exchange chamber 5, improve the service life of equipment.
The working principle of embodiment 1-3 after metal is melted in the inner cavity of furnace body 1, in cooling process, starts circulating pump 10,
So that the water in heat exchange chamber 5 enters in heat-exchange tube 3, heat exchange occurs with the inner cavity of furnace body 1, takes away the heat in furnace body 1,
The inner cavity cooling velocity of furnace body 1 is improved simultaneously；It is right by heat exchange chamber 5 in hot water return heat exchange chamber 5 in heat-exchange tube 3
Air in cartridge heater 4 is heated, and improves air themperature, high-temperature gas enters factory's heating system by exhaust pipe 20, auxiliary
The heating of assistant engineer factory, reduces energy consumption, to realize the secondary use of the heat in furnace body 1, improves resource utilization.
The innovation of the invention consists in that by the inner cavity of heat-exchange tube 3 and furnace body 1 heat exchange occurs for the present invention, thus real
Now cool down to the inner cavity of furnace body 1, improves the process velocity of furnace body 1, while realizing and heating to heat exchange chamber 5；And it is sharp
It is realized with heat exchange chamber 5 and carries out heat exchange with 4 inner cavity air of cartridge heater, heated air as factory's heating and heat is provided, thus real
The secondary use of existing 1 inner cavity of furnace body preheating, improves energy utilization rate, reduces energy consumption.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
Various changes can be made.
Claims (9)
1. a kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique, including furnace body (1) and cartridge heater (4), furnace body (1)
Inner cavity roof in the middle part of be equipped with partition (2), which is characterized in that be equipped with heat-exchange tube (3) in partition (2), the side wall of cartridge heater (4)
It is interior be equipped with heat exchange chamber (5), the both ends of heat-exchange tube (3) respectively with heat exchange chamber (5) penetrate through connect, heat-exchange tube (3) into
Mouth end is equipped with circulating pump (10), left-hand end perforation connection inlet cylinder (11) of cartridge heater (4), the right-hand end perforation of cartridge heater (4)
It connects exhaust pipe (20).
2. a kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique according to claim 1, which is characterized in that
Inlet cylinder (11) is that left and right side is open circular tube structure, and the inner cavity of inlet cylinder (11) is successively arranged protective net from left to right
(12), dirt filtrating screen (13), active carbon layer (14) and suction fan (16), suction fan (16) by connecting rod (15) be fixedly connected on into
On the internal chamber wall of inflator (11).
3. a kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique according to claim 1, which is characterized in that
Exhaust pipe (20) is equipped with exhaust pump (21), other end perforation connection factory's heating system of exhaust pipe (20).
4. a kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique according to claim 1, which is characterized in that
The inner cavity of cartridge heater (4) be successively arranged from left to right the first heating net (17) matched respectively with heat exchange chamber (5), second plus
Heat supply network (18) and third heating net (19), the screen distance of the first heating net (17) less than the second heating net (18) screen distance,
The screen distance of two heating nets (18) is less than the screen distance of third heating net (19).
5. a kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique according to claim 1, which is characterized in that
Top side perforation connection filler pipe (6) of heat exchange chamber (5), the top of filler pipe (6) is arranged with sealing cover (7).
6. a kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique according to claim 5, which is characterized in that
Side bottom end perforation connection drainpipe (8) of heat exchange chamber (5), drainpipe (8) are equipped with control valve (9).
7. a kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique according to claim 1, which is characterized in that
Heat-exchange tube (3) is coiled pipe.
8. a kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique according to claim 4, which is characterized in that
Cartridge heater (4) is rectangular parallelepiped structure.
9. a kind of high temperature Si-Mo rod smelting furnace based on waste heat cleaning heating technique according to claim 5, which is characterized in that
Heat exchange chamber (5) is annular chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811471612.3A CN109612272B (en) | 2018-12-04 | 2018-12-04 | High-temperature silicon-molybdenum rod smelting furnace based on waste heat clean heating technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811471612.3A CN109612272B (en) | 2018-12-04 | 2018-12-04 | High-temperature silicon-molybdenum rod smelting furnace based on waste heat clean heating technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109612272A true CN109612272A (en) | 2019-04-12 |
| CN109612272B CN109612272B (en) | 2020-10-16 |
Family
ID=66005830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811471612.3A Active CN109612272B (en) | 2018-12-04 | 2018-12-04 | High-temperature silicon-molybdenum rod smelting furnace based on waste heat clean heating technology |
Country Status (1)
| Country | Link |
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| CN (1) | CN109612272B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01118088A (en) * | 1986-06-03 | 1989-05-10 | Commiss Energ Atom | High-frequency induction melting furnace |
| CN201104133Y (en) * | 2007-09-25 | 2008-08-20 | 中国铝业股份有限公司 | Aluminum electrolysis flue gas residual heat utilization device |
| CN102435076A (en) * | 2010-09-29 | 2012-05-02 | 中国铝业股份有限公司 | Waste heat utilization method for fluidized-bed roaster in alumina production |
| CN202419719U (en) * | 2011-09-30 | 2012-09-05 | 玉苏普·艾萨 | Energy-saving gas furnace |
| CN103307889A (en) * | 2012-03-14 | 2013-09-18 | 段金挺 | Gradient utilization method for waste heat of cupola furnace |
| CN206131759U (en) * | 2016-08-18 | 2017-04-26 | 孟祥芳 | Lime flue gas of kiln remains heat energy -saving environmental protection cyclic utilization system |
| CN207237525U (en) * | 2017-09-20 | 2018-04-17 | 龚金凤 | A kind of self-cleaning air environmental protection purifying dust-removing device |
| CN107941021A (en) * | 2017-12-29 | 2018-04-20 | 郑州东之诺科技有限公司 | A kind of energy-saving type high-temperature Si-Mo rod smelting furnace with quick cooling function |
| CN107941018A (en) * | 2017-11-24 | 2018-04-20 | 桂林市雁山区教育局教学研究室 | A kind of bubble cooling device |
| CN207572491U (en) * | 2017-11-10 | 2018-07-03 | 长沙佳纳锂业科技有限公司 | A kind of water resources comprehensive utilization device for lithium ion battery recycling |
| CN108489284A (en) * | 2018-03-16 | 2018-09-04 | 重庆融亚热交换器有限公司 | A kind of energy-saving and emission-reducing warm-air drier |
| CN207894256U (en) * | 2017-12-25 | 2018-09-21 | 重庆荣隆金属有限公司 | Aluminium melting furnace high temperature fume processing device |
| CN208091237U (en) * | 2017-12-29 | 2018-11-13 | 郑州光之源电子科技有限公司 | A kind of energy-saving type high-temperature Si-Mo rod smelting furnace |
| CN108827003A (en) * | 2018-06-28 | 2018-11-16 | 合肥科达工业设备有限公司 | A kind of electric stove environmental-protection cooling device |
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2018
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|---|---|---|---|---|
| JPH01118088A (en) * | 1986-06-03 | 1989-05-10 | Commiss Energ Atom | High-frequency induction melting furnace |
| CN201104133Y (en) * | 2007-09-25 | 2008-08-20 | 中国铝业股份有限公司 | Aluminum electrolysis flue gas residual heat utilization device |
| CN102435076A (en) * | 2010-09-29 | 2012-05-02 | 中国铝业股份有限公司 | Waste heat utilization method for fluidized-bed roaster in alumina production |
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| Publication number | Publication date |
|---|---|
| CN109612272B (en) | 2020-10-16 |
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Effective date of registration: 20200915 Address after: Guo Li Zhen Yi He Lu Dong Shou, Huantai County, Zibo City, Shandong Province Applicant after: SHANDONG MAIKE TUNGSTEN MOLYBDENUM TECHNOLOGY Address before: 315700 No. 135 Wanxiang Road, Dandong Street, Ningbo City, Zhejiang Province Applicant before: Shan Linxiang |
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Denomination of invention: A high temperature silicon molybdenum rod furnace based on waste heat clean heating technology Effective date of registration: 20201126 Granted publication date: 20201016 Pledgee: Huantai County Branch of China Postal Savings Bank Co.,Ltd. Pledgor: SHANDONG MAIKE TUNGSTEN MOLYBDENUM TECHNOLOGY Registration number: Y2020980008508 |