CN102679384B - Multi-ash biomass energy granular fuel combustor - Google Patents
Multi-ash biomass energy granular fuel combustor Download PDFInfo
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- CN102679384B CN102679384B CN201210138934.2A CN201210138934A CN102679384B CN 102679384 B CN102679384 B CN 102679384B CN 201210138934 A CN201210138934 A CN 201210138934A CN 102679384 B CN102679384 B CN 102679384B
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- screw feeder
- feed appliance
- combustion cup
- secondary air
- biomass energy
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- 239000000446 fuel Substances 0.000 title claims abstract description 51
- 239000002028 Biomass Substances 0.000 title claims abstract description 35
- 238000002485 combustion reaction Methods 0.000 claims abstract description 73
- 239000002245 particle Substances 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 10
- 238000003032 molecular docking Methods 0.000 claims description 3
- 238000004939 coking Methods 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 abstract 1
- 239000002893 slag Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- 230000007613 environmental effect Effects 0.000 description 4
- 239000000155 melt Substances 0.000 description 3
- 239000003818 cinder Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Solid-Fuel Combustion (AREA)
Abstract
The invention discloses a multi-ash biomass energy granular fuel combustor, which comprises a feeding motor, a storage chamber, a distributor, a primary feeding auger, a chain wheel transmission system, a left auger feeder, a right auger feeder, a secondary air box, a combustion cup, a fan, a flame detector and an ignitor, wherein the combustion cup is a bucket-shaped cavity; the upper part of the cavity is open; an air box is arranged in the middle of the cavity; primary air holes for supplying air to a fuel are uniformly distributed on two side walls of the air box and four walls of the combustion cup; the secondary air box is an oblong box body; one side of the secondary air box is connected with the fan through a connecting flange, and the other side of the secondary air box is connected with a combustion cup hood; secondary air holes are uniformly distributed on the side wall of the secondary air box; and the left auger feeder and the right auger feeder are arranged at the bottom of the combustion cup and are provided with augers with opposite rotation directions and poking sheets at the end of the combustion cup. According to the rational combustion mechanism of the invention, high-power, high-efficiency and automatic continuous combustion of the multi-ash biomass energy granular fuel combustor are realized, and the problems of multi-ash biomass coking, slagging, ash discharge and slag discharge are effectively solved.
Description
Technical field
The present invention relates to a kind of many ash biomass energy particle fuel burner, belong to bioenergy technical field.
Background technology
Along with people's improving constantly the energy and environmental problem understanding, energy-conservation, reduce discharging, consumption reduction, environmental protection more and more receive everybody concern.After the fuel combustions such as coal, natural gas, oil, resource is non-renewable, and the thermal efficiency is low, serious waste of resources, does not meet the main trend of energy saving standard.Strengthen the exploitation of regenerative resource, being the only way of the energy to day by day serious and environmental problem, is also the only way of human social.At present, countries in the world are all being devoted to develop efficient, pollution-free, to meet environmental protection biomass energy utilization technologies.It is little that biological mass-energy fuel has volume, than great, resistance to burning, be convenient to store and transport, its combustible basis fugitive constituent is up to 60% ~ 75%, and as analysed basis ash content is 6% ~ 15%, calorific value can reach 3200 ~ 5500 kilocalories, sufficient combustion, the potash fertilizer that the ash after burning can be used as high-quality directly improves soil, the features such as renewable circulation.It is the clean reproducible energy of generally acknowledging in the world.
China is large agricultural country, has the energy of very abundant biomass fuel, but owing to lacking good Application way, much fuel is directly burnt, and has not both made full use of heat energy, also result in environmental pollution simultaneously, also wastes the valuable energy.Although had some biological mass-energy fuel heat energy utilization equipment, ubiquity incomplete combustion, the thermal efficiency are on the low side, residue easily coking or blocking in a device after burning, make thermal hardware cisco unity malfunction.
Therefore, according to combustion mechanism and the characteristic of many ash biomass fuel, development is exclusively used in how grey biomass fuel and can realizes burner that is efficient, automatic, continuous burning is very necessary and urgent.
Summary of the invention
The object of the invention is to design a kind of many ash biomass granule fuel that is exclusively used in and also can realize burner that is efficient, automatic, continuous burning, a kind of many ash biomass energy particle fuel burner specifically.
To achieve these goals, technical scheme of the present invention is: a kind of many ash biomass energy particle fuel burner comprises charging motor, storage compartment, tripper, a feeding extruder, sprocket drive system, left screw feeder feed appliance, right screw feeder feed appliance, secondary air box, combustion cup, blower fan, flame detector, igniter, charging aperture is provided with above described storage compartment, a described feeding extruder is provided with below described storage compartment, a described feeding extruder discharging opening and the docking of described tripper charging aperture, described tripper discharging opening is connected with the charging aperture of feed appliance pipe, described feed appliance pipe discharging opening is connected with below described combustion cup, described left screw feeder feed appliance and right screw feeder feed appliance is respectively arranged with in two feed appliance pipes, described combustion cup is fixed on fan housing, described secondary air box is connected with fan housing, described secondary air box is built with igniter, described secondary air box is connected with blower fan by adpting flange, described flame detector is equipped with on adpting flange top.Feeding driven by motor chain drive system, granular fuel is sent into the left screw feeder feed appliance in bottom and right screw feeder feed appliance by charging aperture, storage compartment, tripper, because left screw feeder feed appliance, right screw feeder feed appliance are equipped with the contrary screw feeder of rotation direction and screw feeder are equipped with material toggling sheet in combustion cup, make fuel and ash content in combustion cup upwardly, ash content and cinder are released outside combustion cup.
Many ash biomass energy particle fuel burner, described combustion cup is bucket shape cavity, is uncovered above cavity, in the middle of cavity, bellows is housed, and the wall of described bellows two side and described combustion cup is evenly distributed with to an air holes of fuel air-supply.
Many ash biomass energy particle fuel burner, described bellows are up-small and down-big trapezoidal cavity, and close above it, below is uncovered, described combustion cup is separated into two chambers.
Many ash biomass energy particle fuel burner, described two feed appliance pipes are placed in the below of two chambers of described combustion cup respectively, each feed appliance pipe and the sidewall of adjacent combustion cup and the sidewall weld of bellows.
Many ash biomass energy particle fuel burner, described secondary air box is connected by the secondary air box sidewall in 45 DEG C with described fan housing, and described secondary air box sidewall has equally distributed secondary air hole.
Many ash biomass energy particle fuel burner, described left screw feeder feed appliance and right screw feeder feed appliance include screw conveyor shaft, left-handed screw feeder and dextrorotation screw feeder, described screw conveyor shaft runs through described feed appliance pipe along axis, left-handed screw feeder is installed in the front portion of the screw conveyor shaft of described left screw feeder feed appliance, and is installing dextrorotation screw feeder near combustion cup discharge port end; Dextrorotation screw feeder is installed in the front portion of the screw conveyor shaft of described right screw feeder feed appliance, and is installing left-handed screw feeder near combustion cup discharge port end.
Many ash biomass energy particle fuel burner, described left screw feeder feed appliance and right screw feeder feed appliance are welded with material toggling sheet between the screw feeder pitch near described combustion cup discharge port end.
Many ash biomass energy particle fuel burner, described material toggling sheet at least two.
Many ash biomass energy particle fuel burner, the chamber between described combustion cup, described fan housing and described bellows forms air channel.
Many ash biomass energy particle fuel burner, the chamber between described combustion cup, described fan housing and described bellows forms air channel.
Many ash biomass energy particle fuel burner, the chamber between described combustion cup, described fan housing and described bellows forms air channel.
Beneficial effect:
1, present invention achieves that many ash biomass energy particle fuel burner is high-power, efficient, automatic continuous burning.
2, the problem of many ash living beings coking and slagging and ash discharge deslagging is effectively solved.
Accompanying drawing illustrates:
Figure 1 shows that the front view of burner three-view diagram.
Figure 2 shows that burner three-view diagram side view.
Figure 3 shows that the top view of burner three-view diagram.
Figure 4 shows that burner along A-A to sectional view.
Fig. 5 is the stereogram in a direction of burner.
Fig. 6 is the stereogram in another direction of burner.
Figure 7 shows that the stereogram of combustion cup.
Figure 8 shows that the front view of combustion cup three-view diagram.
Figure 9 shows that the side view of combustion cup three-view diagram.
Figure 10 shows that the top view of combustion cup three-view diagram.
Figure 11 shows that left screw feeder feeder structure figure.
Figure 12 shows that right screw feeder feeder structure figure.
Figure 13 shows that left and right screw feeder feed appliance is assemblied in the schematic diagram in feed appliance pipe.
Figure 14 shows that the stereogram of bellows.
Figure 15 shows that the top view of the three-view diagram of bellows.
Figure 16 shows that the front view of the three-view diagram of bellows.
Figure 17 shows that the side view of the three-view diagram of bellows.
Wherein:
1-charging aperture; 2-storage compartment; 3-feeding extruder; 4-sprocket drive system; 5-tripper; 6-flame detector; 7-igniter; 8-blower fan; 9-charging motor; 10-secondary air box; 11-combustion cup; The left screw feeder feed appliance of 12-; The right screw feeder feed appliance of 13-; 14-bellows; 15 adpting flanges; 16-fan housing; 17-air holes; 18-secondary air hole; The left-handed screw feeder of 19-; 20-dextrorotation screw feeder; 21-material toggling sheet; 22-feed appliance pipe; 23-air channel; 24-bellows attachment weld; 25-lights a fire air holes; 26-screw conveyor shaft.
Detailed description of the invention:
What mark identical in accompanying drawing represented is identical parts.
As Figure 1-3, many ash biomass energy particle fuel burner comprises storage compartment 2,, tripper 5, bellows 14, combustion cup 11, wherein storage compartment 2 is with charging aperture 1, and be communicated with tripper 5, the granular fuel that tripper 5 port of export flows out enters combustion cup 11 through the feed appliance pipe 22 being placed with left and right screw feeder feed appliance and burns.
Concrete as shown in Fig. 4, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 14, Figure 15, Figure 16 and Figure 17, combustion cup 11 big up and small down bucket shape cavity be uncovered above cavity, and bellows 14 are equipped with in cavity centre.Described bellows 14 are in up-small and down-big trapezoidal cavity, and close above it, below is uncovered, bellows two side is distributed with an air holes 17.Combustion cup 11 is separated into two chambers by bellows 14, and the feed appliance pipe 22 of left and right screw feeder feed appliance is placed in the bottom of two chambers respectively, and combustion cup 11 sidewall adjacent with it with both sides respectively and bellows 14 sidewall weld.Bellows 14 two sidewalls and combustion cup 11 4 sidewalls are evenly distributed with to an air holes 17 of fuel air-supply.Be connected with the discharging opening of left screw feeder feed appliance 12, right screw feeder feed appliance 13 below combustion cup 11.Combustion cup 11 is fixed in fan housing 16.Chamber between combustion cup 11, bellows 14 and fan housing 16 forms air channel 23.45 DEG C of sidewalls that secondary air box 10 is connected with fan housing 16 have equally distributed secondary air hole 18, and secondary air box 10 is built with igniter 7.Secondary air box 10 is connected with blower fan 8 by adpting flange 15, and flame detector 6 is equipped with on adpting flange 15 top.The charging aperture of left screw feeder feed appliance 12, right screw feeder feed appliance 13 is connected with tripper 5 discharging opening.A feeding extruder 3, feeding extruder 3 discharging opening and the docking of tripper 5 charging aperture are housed below storage compartment 2.
As shown in Figure 11, Figure 12 and Figure 13, described left or right screw feeder feed appliance includes feed appliance pipe 22, screw conveyor shaft 26, left-handed screw feeder 19, dextrorotation screw feeder 20 and material toggling sheet 21.Described material toggling sheet 21 is rectangle steel disc, and length is equal with screw feeder pitch.Left and right screw feeder feed appliance is placed in two feed appliance pipes 22 respectively, left screw feeder feed appliance 12, right screw feeder feed appliance 13 are equipped with left-handed screw feeder 19 and dextrorotation screw feeder 20 respectively on screw conveyor shaft 26, left screw feeder feed appliance 12 and right screw feeder feed appliance 13 are being equipped with the contrary dextrorotation screw feeder 20 of rotation direction and left-handed screw feeder 19 respectively near combustion cup 11 discharge port end, and left and right screw feeder feed appliance is welded with material toggling sheet 21 between the screw feeder pitch near combustion cup 11 discharge port end.The quantity of material toggling sheet is determined according to the length of combustion cup.
As shown in Figure 1 and Figure 2, charging motor 9 drives sprocket drive system 4, is sent in combustion cup 11 by granular fuel through charging aperture 1,2, one time, storage compartment feeding extruder 3, tripper 5, left screw feeder feed appliance 12, right screw feeder feed appliance 13.Secondary air box 10 is communicated with combustion cup 11, under the drive of blower fan 8, is that combustion cup 11 fuel sends into Secondary Air by the secondary air hole 18 on secondary air box 10 sidewall.Cavity between combustion cup 11 and fan housing 16 and bellows 14 forms air channel 23, and the First air introduced in air channel 23 sends into combustion cup 11 by the air holes 17 that bellows 14 two sidewalls, combustion cup 11 4 sidewalls distribute.When granular fuel lighted by igniter 7, under the effect by the dextrorotation screw feeder 20 of left screw feeder feed appliance 12, reverse screw feeder that the left-handed screw feeder 19 of right screw feeder feed appliance 13 is formed and material toggling sheet 21, granular fuel is continued upwardly in combustion cup 11, under a wind action through bellows 14 two sidewalls and combustion cup 11 4 sidewalls, gas flame rises the Secondary Air that touches and introduced by the secondary air hole 18 on secondary air box 10 sidewall meeting, and enters second-time burning.Fuel in combustion cup 11 by continuously upwardly and burning limit, limit run, forms a burning bed constantly moved, under these conditions, high temperature can cause fuel surface to fire and incinerate, and ash melts coking and becomes shell or one-tenth vitrifying face-piece.This ash melts the combustion process that the coking shell formed may reduce lower-layer fuel.Because burning bed is subject to thrust from charging and constantly movement, ash melts coking the shell easily broken or fragmentation formed.When under the First air effect that the burning bed with coking shell is constantly subject to from bellows 14 two sidewalls, combustion cup 11 4 sidewalls, one side destroys coking shell, promotes on the other hand not burn particle burning, until ash content and cinder are pushed out outside combustion cup 11.
Claims (10)
1. the fuel burner of ash biomass energy particle more than a kind, comprise charging motor (9), storage compartment (2), tripper (5), a feeding extruder (3), sprocket drive system (4), left screw feeder feed appliance (12), right screw feeder feed appliance (13), secondary air box (10), combustion cup (11), blower fan (8), flame detector (6), igniter (7), it is characterized in that, top, described storage compartment (2) is provided with charging aperture (1), below, described storage compartment (2) is provided with a described feeding extruder (3), described feeding extruder (3) discharging opening and the docking of described tripper (5) charging aperture, described tripper (5) discharging opening is connected with the charging aperture of feed appliance pipe (22), described feed appliance pipe (22) discharging opening is connected with described combustion cup (11) below, described left screw feeder feed appliance (12) and right screw feeder feed appliance (13) is respectively arranged with in two feed appliance pipes (22), described combustion cup (11) is fixed on fan housing (16), described secondary air box (10) is connected with fan housing (16), described secondary air box (10) is built with igniter (7), described secondary air box (10) is connected with blower fan (8) by adpting flange (15), described flame detector (6) is equipped with on adpting flange (15) top, described secondary air box (10) is connected by the secondary air box sidewall in 45 ° with described fan housing (16), described secondary air box sidewall there is equally distributed secondary air hole (18).
2. many ash biomass energy particle fuel burner according to claim 1, it is characterized in that, described combustion cup (11) is in bucket shape cavity, be uncovered above cavity, in the middle of cavity, bellows (14) are housed, the wall of described bellows (14) two side and described combustion cup (II) is evenly distributed with to an air holes (17) of fuel air-supply.
3. many ash biomass energy particle fuel burner according to claim 2, it is characterized in that, described bellows (14), in up-small and down-big trapezoidal cavity, are closed above it, below is uncovered, and described combustion cup (11) is separated into two chambers.
4. according to claim 3 more than ash biomass energy particle fuel burner, it is characterized in that, described two feed appliance pipes (22) are placed in the below of two chambers of described combustion cup (11) respectively, each feed appliance pipe (22) and the sidewall of adjacent combustion cup (11) and the sidewall weld of bellows (14).
5. many ash biomass energy particle fuel burner according to claim 1, it is characterized in that, described left screw feeder feed appliance (12) and right screw feeder feed appliance (13) include screw conveyor shaft (26), left-handed screw feeder (19) and dextrorotation screw feeder (20), described screw conveyor shaft (26) runs through described feed appliance pipe (22) along axis, left-handed screw feeder (19) is installed in the front portion of the screw conveyor shaft (26) of described left screw feeder feed appliance (12), and is installing dextrorotation screw feeder (20) near combustion cup (11) discharge port end; Dextrorotation screw feeder (20) is installed in the front portion of the screw conveyor shaft (26) of described right screw feeder feed appliance (13), and is installing left-handed screw feeder (19) near combustion cup (11) discharge port end.
6. the many ash biomass energy particle fuel burner according to claim 2 to 4 any one, it is characterized in that, described left screw feeder feed appliance (12) and right screw feeder feed appliance (13) include screw conveyor shaft (26), left-handed screw feeder (19) and dextrorotation screw feeder (20), described screw conveyor shaft (26) runs through described feed appliance pipe (22) along axis, left-handed screw feeder (19) is installed in the front portion of the screw conveyor shaft (26) of described left screw feeder feed appliance (12), and near combustion cup (11) discharge port end, dextrorotation screw feeder (20) is being installed, dextrorotation screw feeder (20) is installed in the front portion of the screw conveyor shaft (26) of described right screw feeder feed appliance (13), and is installing left-handed screw feeder (19) near combustion cup (11) discharge port end.
7. many ash biomass energy particle fuel burner according to claim 6, it is characterized in that, described left screw feeder feed appliance (12) and right screw feeder feed appliance (13) are welded with material toggling sheet (21) between the screw feeder pitch near described combustion cup (11) discharge port end.
8. many ash biomass energy particle fuel burner according to claim 7, is characterized in that, described material toggling sheet (21) at least two.
9. many ash biomass energy particle fuel burner according to claim 6, it is characterized in that, the chamber between described combustion cup (11), described fan housing (16) and described bellows (14) forms air channel (23).
10. the many ash biomass energy particle fuel burner according to any one of claim 7-8, it is characterized in that, the chamber between described combustion cup (11), described fan housing (16) and described bellows (14) forms air channel (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210138934.2A CN102679384B (en) | 2012-04-26 | 2012-04-26 | Multi-ash biomass energy granular fuel combustor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210138934.2A CN102679384B (en) | 2012-04-26 | 2012-04-26 | Multi-ash biomass energy granular fuel combustor |
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| CN102679384A CN102679384A (en) | 2012-09-19 |
| CN102679384B true CN102679384B (en) | 2015-06-10 |
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| CN201210138934.2A Active CN102679384B (en) | 2012-04-26 | 2012-04-26 | Multi-ash biomass energy granular fuel combustor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104061566A (en) * | 2014-06-03 | 2014-09-24 | 郑文虎 | Biomass combustor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2202255Y (en) * | 1994-09-10 | 1995-06-28 | 朱继刚 | Double-screw under-feeding combustion apparatus |
| CN2738123Y (en) * | 2004-08-27 | 2005-11-02 | 张龙弟 | Energy-saving under-feed smoke abatement coal combustion machine |
| JP3144569U (en) * | 2008-06-20 | 2008-09-04 | 久雄 松井 | Granular material transport mechanism and combustion apparatus equipped with the same |
| CN202521627U (en) * | 2012-04-26 | 2012-11-07 | 包头市绿茵生物能源设备制造有限公司 | Multi-ash biomass energy granular fuel burner |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100131040A (en) * | 2009-06-05 | 2010-12-15 | 일도바이오테크주식회사 | Backfire prevention apparatus for solid fuel combustor |
| KR20120019111A (en) * | 2010-08-25 | 2012-03-06 | 주식회사 경동나비엔 | Underfeed wood pellet burner |
-
2012
- 2012-04-26 CN CN201210138934.2A patent/CN102679384B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2202255Y (en) * | 1994-09-10 | 1995-06-28 | 朱继刚 | Double-screw under-feeding combustion apparatus |
| CN2738123Y (en) * | 2004-08-27 | 2005-11-02 | 张龙弟 | Energy-saving under-feed smoke abatement coal combustion machine |
| JP3144569U (en) * | 2008-06-20 | 2008-09-04 | 久雄 松井 | Granular material transport mechanism and combustion apparatus equipped with the same |
| CN202521627U (en) * | 2012-04-26 | 2012-11-07 | 包头市绿茵生物能源设备制造有限公司 | Multi-ash biomass energy granular fuel burner |
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Owner name: XU TAO Free format text: FORMER OWNER: BAOTOU LVYIN BIOLOGICAL ENERGY EQUIPMENT MANUFACTURING CO., LTD. Effective date: 20140626 Free format text: FORMER OWNER: XU TAO Effective date: 20140626 |
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Effective date of registration: 20140626 Address after: 014030, the Inner Mongolia Autonomous Region rare earth hi tech Zone, Baotou, A 301 Applicant after: Xu Tao Address before: 014030, the Inner Mongolia Autonomous Region rare earth hi tech Zone, Baotou, A 301 Applicant before: BAOTOU LVYIN BIOLOG ENERGY EQUIPMENT MFG Co.,Ltd. Applicant before: Xu Tao |
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Effective date of registration: 20191111 Address after: The Inner Mongolia Autonomous Region Weixin road 024000 Chifeng City Hongshan Economic Development Zone North Chifeng Tongtai Machinery Co. Ltd. Patentee after: CHIFENG TONGTAI MACHINERY Co.,Ltd. Address before: 014030, Inner Mongolia rare earth hi tech Zone, Baotou, A 301 Patentee before: Xu Tao |
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Denomination of invention: A multi ash biomass pellet fuel burner Effective date of registration: 20220714 Granted publication date: 20150610 Pledgee: Chifeng Hongshan rural credit cooperative association jinyuhuafu Credit Union Pledgor: CHIFENG TONGTAI MACHINERY Co.,Ltd. Registration number: Y2022980010419 |
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Date of cancellation: 20230612 Granted publication date: 20150610 Pledgee: Chifeng Hongshan rural credit cooperative association jinyuhuafu Credit Union Pledgor: CHIFENG TONGTAI MACHINERY Co.,Ltd. Registration number: Y2022980010419 |
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Denomination of invention: A multi ash biomass energy Pellet fuel burner Effective date of registration: 20230616 Granted publication date: 20150610 Pledgee: Chifeng Hongshan rural credit cooperative association jinyuhuafu Credit Union Pledgor: CHIFENG TONGTAI MACHINERY Co.,Ltd. Registration number: Y2023110000243 |