CN105167126A - Feed heating and energy-saving furnace - Google Patents
Feed heating and energy-saving furnace Download PDFInfo
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- CN105167126A CN105167126A CN201510546493.3A CN201510546493A CN105167126A CN 105167126 A CN105167126 A CN 105167126A CN 201510546493 A CN201510546493 A CN 201510546493A CN 105167126 A CN105167126 A CN 105167126A
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- combustion
- insulative board
- thermal insulative
- chamber
- glory
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 30
- 238000002485 combustion reaction Methods 0.000 claims abstract description 67
- 244000144985 peep Species 0.000 claims description 14
- 238000009413 insulation Methods 0.000 claims description 7
- 239000011229 interlayer Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000779 smoke Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000446 fuel Substances 0.000 description 13
- 239000002028 Biomass Substances 0.000 description 8
- 238000013461 design Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The present invention discloses a feed heating and energy-saving furnace including a furnace hearth surrounded by furnace walls, smoke vent openings, crucibles with main bodies inbuilt in the furnace hearth, a heat insulating plate is transversely arranged in the middle part of the furnace hearth so that the furnace hearth is divided into a combustion chamber located in the upper part and a combustion-supporting chamber located in the lower part, a burner is arranged in the combustion chamber through the furnace walls, the smoke vent openings are arranged in the combustion-supporting chamber, and a plurality of glory-holes are arranged in the heat insulating plate to connect the combustion chamber and the combustion-supporting chamber; and the main bodies of the crucibles are inbuilt in the combustion chamber. Beneficial effects of the feed heating and energy-saving furnace are: full combustion, good heat exchange effect, less ineffective heat emission and energy saving.
Description
Technical field
The present invention relates to a kind of aquaculture equipment, especially a kind of feed heating and energy saving stove.
Background technology
In feeding live pig and pig feed production and processing field, heating pig feed is important action.Heating pig feed uses the chronic of heating furnace, needs to consume a lot of energy.Existing feed heating furnace has a fuel chambers usually, and the crucible holding pig feed is buried underground in a combustion chamber, and the top of combustion chamber is provided with the exhaust opening of through furnace wall, and exhaust opening connects flue, to discharge the flue dust of fuel combustion.The weak point of the heating furnace of this structure is, discharged a large amount of heats in the process of smoke evacuation, energy utilization rate is on the low side simultaneously, does not meet the economic development requirement of energy-saving and emission-reduction, and the energy cost pressure of manufacturing enterprise is also larger.Chinese patent literature " CN201377981Y " discloses one " thermal cycle environmental protection and energy saving smelting furnace ", this smelting furnace comprises body of heater and the crucible supporting with body of heater, described bottom of furnace body is provided with air inlet, the middle and upper part of described body of heater is provided with coal feed point, the top of described body of heater is provided with a UTILIZATION OF VESIDUAL HEAT IN pipe, the bottom of described UTILIZATION OF VESIDUAL HEAT IN pipe communicates with burner hearth, and the other end of described UTILIZATION OF VESIDUAL HEAT IN pipe aims at crucible, on described body of heater along and crucible be provided with capping between this.The weak point of the program is, furnace binding is perfect not, and heat dissipation is large, is only the design having done waste heat recycling.
Summary of the invention
The technical issues that need to address of the present invention are, existing feed heating-furnace body structure is perfect not, and heat dissipation is large, thus provide a kind of feed heating and energy saving stove in furnace binding design with energy-saving effect.
To achieve these goals, the present invention adopts following technical scheme: a kind of feed heating and energy saving stove, comprise burner hearth, exhaust opening and the main body of being surrounded by furnace wall and be embedded in crucible in burner hearth, laterally one thermal insulative board is provided with in the middle part of described burner hearth, burner hearth is divided into superposed combustion chamber and the combustion-supporting chamber being positioned at bottom, described combustion chamber is provided with the burner of through furnace wall, and described exhaust opening is located at combustion-supporting chamber, described thermal insulative board is provided with some glory holes, connects combustion chamber and combustion-supporting chamber; Described Crucible body is embedded in combustion chamber.
In this programme, devise a thermal insulative board and separated up and down by burner hearth, top is combustion chamber, and bottom is combustion-supporting chamber.The superposed combustion chamber of Crucible body, high temperature gas flow passes into combustion chamber from burner, heats to crucible.Lower furnace portion is combustion-supporting chamber, to be located at the through connection of glory hole on thermal insulative board between combustion chamber and combustion-supporting chamber, when high temperature gas flow with crucible generation heat exchange after turn cold time, the combustion-supporting chamber of below can be flowed into from the combustion chamber on top by glory hole because of gravity; In the combustion-supporting chamber of below, unburnt fuel burns again at this, and again heated by the air cooled, heat exchange is carried out in the combustion chamber again being risen to top by the air heated.Combustion-supporting chamber is provided with exhaust opening, and the air-flow fully turned cold is discharged from exhaust opening.Owing to being provided with thermal insulative board, the air-flow that temperature is the highest is gathered in top all the time, and can flow to the combustion-supporting chamber of below all the time through the air-flow that heat exchange turns cold, and the temperature of the combustion chamber of top is higher than the temperature of the combustion-supporting chamber of below all the time.Therefore, crucible in combustion chamber can obtain the heat energy of maximum all the time, and from the air-flow that the exhaust opening of combustion-supporting chamber is discharged, much lower than direct gas flow temperature of discharging from combustion chamber of temperature, this, with regard to meaning that a large amount of heat energy has been retained in burner hearth, effectively achieves energy-conservation object.
As preferably, the shape of described thermal insulative board is the sphere protruded downwards, and the minimum point of sphere is positioned at immediately below crucible.According to the principle that cold air rising hot-air declines, the air-flow turned cold after heat exchange in combustion chamber can be gathered in lowest part, this programme be devise a spheric thermal insulative board to collect the cold air of combustion chamber, the thermal current simultaneously collecting combustion-supporting chamber enters combustion chamber again, form second-time burning, better energy-conservation.
As preferably, described thermal insulative board comprises the thermal insulative board upper face be positioned at above and the thermal insulative board lower face be positioned at below, is provided with hollow thermal insulation interlayer between thermal insulative board upper face and thermal insulative board lower face.This programme is a thermal insulation interlayer at thermal insulative board medium design, and as the non-conductor of heat, the air in thermal insulation interlayer plays good heat keeping effect to combustion chamber, contribute to further energy-conservation.
As preferably, described glory hole at the arrangement mode of thermal insulative board top panel is, the minimum point of described thermal insulative board top panel sphere is provided with the larger glory hole of a diameter, and all the other glory holes are uniformly distributed on thermal insulative board; Described glory hole at the arrangement mode of thermal insulative board lower panel for being uniformly distributed; The floor projection being located at the glory hole of thermal insulative board lower panel is not overlapping with the floor projection of the glory hole being located at thermal insulative board top panel.In this programme, the glory hole being positioned at thermal insulative board top panel and the glory hole being positioned at thermal insulative board lower panel are designed to the mutual dislocation in horizontal direction, such design can reduce the hot-air loss because gas stream in the stove flow at high speed causes, guarantee that air natural the coldest in combustion chamber is deposited to the combustion-supporting chamber of below, and in combustion-supporting chamber, the hottest air natural rises to the combustion chamber of top.
As preferably, the opening part of described burner is just to crucible bottom.The hot-air that burner flows into is at crucible bottom, and have better heat exchange effect, unburnt fuel also can gather thermal insulative board global minima faster, flows into combustion-supporting chamber of lower floor.
As preferably, the bottom shape of described combustion-supporting chamber is sphere protruding upward.The bottom shape of combustion-supporting chamber is set to sphere protruding upward, the coldest air bells laid can be helped to gather edge bottom combustion-supporting chamber, no longer add in thermal cycle and waste fuel and heat.
As preferably, described exhaust opening is located at the foot of combustion-supporting chamber.Combustion-supporting chamber's foot is the region that whole furnace space is minimum, and only have the cold air of fully release heat energy just sedimentation can be gathered in this, and discharge thus, such design greatly reduces scattering and disappearing of heat energy.
As preferably, the bottom of described combustion-supporting chamber is also provided with the peep hole of through hearth wall, is provided with the hermatic door of transparent high temperature resistant material outside peep hole.Peep hole can observe situation in burner hearth at any time for operating personnel, and especially whether monitoring observation crucible breaks, and whether feed leaks.If necessary, hermatic door can be opened to clear up in burner hearth.
In order to realize goal of the invention, the present invention can also adopt following technical scheme: a kind of feed heating and energy saving stove, comprises burner hearth, two exhaust openings and main body and is embedded in two crucibles in burner hearth, it is characterized in that, about described two crucibles side by side, main body is embedded in combustion chamber; Laterally be provided with one thermal insulative board in the middle part of described burner hearth, burner hearth is divided into superposed combustion chamber and the combustion-supporting chamber being positioned at bottom, described combustion chamber is provided with the burner of through furnace wall, and the opening part of described burner is just to the centre position of two crucible bottom; Described thermal insulative board is provided with some glory holes, vertical through connection combustion chamber and combustion-supporting chamber; The arrangement mode of described glory hole is be provided with the glory hole that a diameter is larger immediately below each crucible, and be provided with the less glory hole of two diameters between immediately below two crucibles, all the other glory holes are uniformly distributed on thermal insulative board; Described two exhaust openings are located at the foot of the combustion-supporting chamber left and right sides respectively; The bottom of described combustion-supporting chamber is also provided with the peep hole of through furnace wall, is provided with the hermatic door of transparent high temperature resistant material outside peep hole.This programme is applicable to the type of furnace of two crucible.Because two crucibles are placed side by side, so the opening part of burner is just to the centre position of two crucible bottom, to obtain better heat exchange effect; Being provided with the less glory hole of two diameters between immediately below two crucibles, is to reduce or avoiding burner thermal current to be out just carried to the possible of combustion-supporting chamber of lower floor by cold airflow without heat exchange.
In sum, the invention has the beneficial effects as follows: sufficient combustion, heat exchange effect is good, and unavailable heat discharge is few, saving heat energy.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention,
Fig. 2 is the top view of Fig. 1,
Fig. 3 is the thermal insulative board schematic diagram of Fig. 1,
Fig. 4 is another kind of structural representation of the present invention,
Fig. 5 is the top view of Fig. 4,
Fig. 6 is the thermal insulative board schematic diagram of Fig. 4.
Wherein: 1 burner, 2 crucibles, 3 thermal insulative boards, 4 exhaust openings, 5 glory holes, 6 peep holes, 11 combustion chambers, 12 combustion-supporting chamber, 31 thermal insulative board top panels, 32 thermal insulative board lower panels, 33 thermal insulation interlayers, 41 chimneys.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention will be further described.
Embodiment 1
In embodiment 1 as shown in Figure 1 and Figure 2, a kind of feed heating and energy saving stove, for cylindrical, comprise burner hearth, exhaust opening 4 and main body and be embedded in a crucible 2 in burner hearth, be pig feed to be heated in crucible, laterally be provided with one thermal insulative board 3 in the middle part of burner hearth, burner hearth be divided into superposed combustion chamber 11 and the combustion-supporting chamber 12 being positioned at bottom.Thermal insulative board shape is the sphere protruded downwards, and the minimum point of sphere is positioned at immediately below crucible; Thermal insulative board is provided with some glory holes 5, connects combustion chamber and combustion-supporting chamber; Thermal insulative board comprises the thermal insulative board upper face 31 be positioned at above and the thermal insulative board lower face 32 be positioned at below, is provided with hollow thermal insulation interlayer 31 between thermal insulative board upper face and thermal insulative board lower face; Glory hole at the arrangement mode of thermal insulative board top panel is, the minimum point of described thermal insulative board top panel sphere is provided with the larger glory hole of a diameter, and all the other glory holes are uniformly distributed on thermal insulative board; Described glory hole at the arrangement mode of thermal insulative board lower panel for being uniformly distributed; The floor projection being located at the glory hole of thermal insulative board lower panel is not overlapping with the floor projection of the glory hole being located at thermal insulative board top panel.As shown in Figure 3, what in this example, thermal insulative board top panel was selected is 9 glory holes, and the glory hole that diameter is larger is located at the minimum point of thermal insulative board top panel sphere, and all the other 8 glory holes are uniformly distributed on thermal insulative board top panel.Crucible body is embedded in combustion chamber, and combustion chamber is provided with the burner 1 of through hearth wall, and the opening part of burner is just to crucible bottom.The bottom shape of combustion-supporting chamber is sphere protruding upward; The foot of combustion-supporting chamber is provided with exhaust opening, and exhaust opening connects chimney 41; The bottom of combustion-supporting chamber is also provided with the peep hole 6 of through hearth wall, is provided with the hermatic door of transparent high temperature resistant material outside peep hole.Burner connects biomass combustion furnace, and in order to transmit heat energy in stove, the biomass combustion furnace that this example is selected is the 300000 kilocalorie biomass fuel machines that Yongkang Bodhidharma company produces.
A kind of feed heating and energy saving stove of the present embodiment, in use, hot-air is burnt by biomass combustion furnace and generates, the combustion chamber on top is sent into again by burner, hot-air and crucible generation heat exchange in combustion chamber, the air turned cold after heat exchange and imperfect combustion fuel flow downward, part enters the combustion-supporting chamber of below by the glory hole being arranged in thermal insulative board top panel and thermal insulative board lower panel, part accumulates to the sphere lowest part of thermal insulative board top panel, thermal insulation interlayer is flow to from the glory hole that the diameter be located at herein is larger, the last combustion-supporting chamber flowed into again below thermal insulative board.Fuel imperfect combustion in combustion-supporting chamber carries out Thorough combustion, and air colder in combustion-supporting chamber is heated into hot-air, and this part hot-air is again got back to combustion chamber by glory hole and heated to crucible.Partial air the coldest in combustion-supporting chamber, sinks to the edge bottom combustion-supporting chamber's epirelief spheric under gravity, when burner sends into new hot-air, is extruded exhaust opening, overflowed by chimney by air pressure.
Through actual measurement, to heat 200 liter pig feeds, this feed heating and energy saving stove is than using conventional feed heating furnace saving of time 7 minutes, and fuel consumption reduces 12.2 kilograms.
Embodiment 2
In embodiment 1 as shown in Figure 4, Figure 5, a kind of feed heating and energy saving stove, for elliptical cylinder-shape, comprise burner hearth, exhaust opening 4 and main body and be embedded in 2 crucibles 2 in burner hearth side by side, be pig feed to be heated in crucible, laterally be provided with one thermal insulative board 3 in the middle part of burner hearth, burner hearth be divided into superposed combustion chamber 11 and the combustion-supporting chamber 12 being positioned at bottom.Thermal insulative board is provided with some glory holes 5, vertical through connection combustion chamber and combustion-supporting chamber, as shown in Figure 6, what this example was selected is 14 glory holes, the arrangement mode of described glory hole is, be provided with the glory hole that a diameter is larger immediately below each crucible, be provided with the less glory hole of two diameters between immediately below two crucibles, all the other glory holes are uniformly distributed on thermal insulative board.Crucible body is embedded in combustion chamber, and combustion chamber is provided with the burner 1 of through hearth wall, and the opening part of burner is just to crucible bottom.The foot of combustion-supporting chamber is provided with exhaust opening, and exhaust opening connects chimney 41.The bottom of combustion-supporting chamber is also provided with the peep hole 6 of through hearth wall, is provided with the hermatic door of transparent high temperature resistant material outside peep hole.Burner connects biomass combustion furnace, and in order to transmit heat energy in stove, the biomass combustion furnace that this example is selected is the 300000 kilocalorie biomass fuel machines that Yongkang Bodhidharma company produces.
A kind of feed heating and energy saving stove of the present embodiment, in use, hot-air is burnt by biomass combustion furnace and generates, the combustion chamber on top is sent into again by burner, hot-air and crucible generation heat exchange in combustion chamber, the air turned cold after heat exchange and imperfect combustion fuel flow downward, and are flow to the combustion-supporting chamber of below by the glory hole being arranged in periphery.Fuel imperfect combustion in combustion-supporting chamber carries out Thorough combustion, and air colder in combustion-supporting chamber is heated into hot-air, and this part hot-air is again got back to combustion chamber by glory hole and heated to crucible.Partial air the coldest in combustion-supporting chamber, sinks to the bottom of combustion-supporting chamber under gravity, when burner sends into new hot-air, is extruded exhaust opening, overflowed by chimney by air pressure.
Through actual measurement, to heat 200 liter pig feeds, this feed heating and energy saving stove is than using conventional feed heating furnace saving of time 9 minutes, and fuel consumption reduces 15.1 kilograms.
Claims (9)
1. a feed heating and energy saving stove, comprise burner hearth, exhaust opening (4) and the main body of being surrounded by furnace wall and be embedded in crucible (2) in burner hearth, it is characterized in that, laterally one thermal insulative board (3) is provided with in the middle part of described burner hearth, burner hearth is divided into superposed combustion chamber (11) and is positioned at the combustion-supporting chamber (12) of bottom, described combustion chamber is provided with the burner (1) of through furnace wall, and described exhaust opening is located at combustion-supporting chamber, described thermal insulative board is provided with some glory holes (5), connects combustion chamber and combustion-supporting chamber; Described Crucible body is embedded in combustion chamber.
2. a kind of feed heating and energy saving stove according to claim 1, is characterized in that, the shape of described thermal insulative board is the sphere protruded downwards, and the minimum point of sphere is positioned at immediately below crucible.
3. a kind of feed heating and energy saving stove according to claim 1 and 2, it is characterized in that, described thermal insulative board comprises the thermal insulative board upper face (31) be positioned at above and the thermal insulative board lower face (32) be positioned at below, is provided with hollow thermal insulation interlayer (31) between thermal insulative board upper face and thermal insulative board lower face.
4. a kind of feed heating and energy saving stove according to claim 3, it is characterized in that, described glory hole at the arrangement mode of thermal insulative board top panel is, the minimum point of described thermal insulative board top panel sphere is provided with the larger glory hole of a diameter, and all the other glory holes are uniformly distributed on thermal insulative board; Described glory hole at the arrangement mode of thermal insulative board lower panel for being uniformly distributed; The floor projection being located at the glory hole of thermal insulative board lower panel is not overlapping with the floor projection of the glory hole being located at thermal insulative board top panel.
5. a kind of feed heating and energy saving stove according to claim 1 and 2, it is characterized in that, the opening part of described burner is just to crucible bottom.
6. a kind of feed heating and energy saving stove according to claim 1 and 2, is characterized in that, the bottom shape of described combustion-supporting chamber is sphere protruding upward.
7. a kind of feed heating and energy saving stove according to claim 1 or 6, it is characterized in that, described exhaust opening is located at the foot of combustion-supporting chamber.
8. a kind of feed heating and energy saving stove according to claim 1 and 2, is characterized in that, the bottom of described combustion-supporting chamber is also provided with the peep hole (6) of through furnace wall, is provided with the hermatic door of transparent high temperature resistant material outside peep hole.
9. a feed heating and energy saving stove, comprise burner hearth, two exhaust openings and main body and be embedded in two crucibles in burner hearth, it is characterized in that, main body is embedded in combustion chamber about described two crucibles side by side; Laterally be provided with one thermal insulative board in the middle part of described burner hearth, burner hearth is divided into superposed combustion chamber and the combustion-supporting chamber being positioned at bottom, described combustion chamber is provided with the burner of through furnace wall, and the opening part of described burner is just to the centre position of two crucible bottom; Described thermal insulative board is provided with some glory holes, vertical through connection combustion chamber and combustion-supporting chamber; The arrangement mode of described glory hole is be provided with the glory hole that a diameter is larger immediately below each crucible, and be provided with the less glory hole of two diameters between immediately below two crucibles, all the other glory holes are uniformly distributed on thermal insulative board; Described two exhaust openings are located at the foot of the combustion-supporting chamber left and right sides respectively; The bottom of described combustion-supporting chamber is also provided with the peep hole of through furnace wall, is provided with the hermatic door of transparent high temperature resistant material outside peep hole.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510546493.3A CN105167126B (en) | 2015-08-31 | 2015-08-31 | A kind of feed heating and energy saving stove |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510546493.3A CN105167126B (en) | 2015-08-31 | 2015-08-31 | A kind of feed heating and energy saving stove |
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| CN105167126A true CN105167126A (en) | 2015-12-23 |
| CN105167126B CN105167126B (en) | 2017-06-23 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0819885A2 (en) * | 1996-07-18 | 1998-01-21 | Toyota Jidosha Kabushiki Kaisha | Combustion apparatus |
| CN201377981Y (en) * | 2009-03-23 | 2010-01-06 | 王明东 | Thermal circulation environment-friendly and energy-saving melting furnace |
| CN201497019U (en) * | 2009-06-18 | 2010-06-02 | 浙江工业大学 | Energy-saving household cooker |
| US20120052451A1 (en) * | 2010-08-31 | 2012-03-01 | General Electric Company | Fuel nozzle and method for swirl control |
| CN203454747U (en) * | 2013-06-21 | 2014-02-26 | 成都赛德立热能科技有限公司 | Crucible aluminum melting furnace |
| CN203657465U (en) * | 2013-12-20 | 2014-06-18 | 邵宏 | Energy-saving vacuum double-cavity maintaining furnace |
| CN205018267U (en) * | 2015-08-31 | 2016-02-10 | 天蓬集团有限公司 | Fodder adds heat energy -saving stove |
-
2015
- 2015-08-31 CN CN201510546493.3A patent/CN105167126B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0819885A2 (en) * | 1996-07-18 | 1998-01-21 | Toyota Jidosha Kabushiki Kaisha | Combustion apparatus |
| CN201377981Y (en) * | 2009-03-23 | 2010-01-06 | 王明东 | Thermal circulation environment-friendly and energy-saving melting furnace |
| CN201497019U (en) * | 2009-06-18 | 2010-06-02 | 浙江工业大学 | Energy-saving household cooker |
| US20120052451A1 (en) * | 2010-08-31 | 2012-03-01 | General Electric Company | Fuel nozzle and method for swirl control |
| CN203454747U (en) * | 2013-06-21 | 2014-02-26 | 成都赛德立热能科技有限公司 | Crucible aluminum melting furnace |
| CN203657465U (en) * | 2013-12-20 | 2014-06-18 | 邵宏 | Energy-saving vacuum double-cavity maintaining furnace |
| CN205018267U (en) * | 2015-08-31 | 2016-02-10 | 天蓬集团有限公司 | Fodder adds heat energy -saving stove |
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| CN105167126B (en) | 2017-06-23 |
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Denomination of invention: Feed heating and energy-saving furnace Effective date of registration: 20171226 Granted publication date: 20170623 Pledgee: Zhejiang Jiangshan rural commercial bank Limited by Share Ltd. Pledgor: TIANPENG GROUP Co.,Ltd. Registration number: 2017330000335 |
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Effective date of registration: 20210617 Address after: 324000 No.38 yutougang, Hecun Town, Quzhou City, Zhejiang Province Patentee after: ZHEJIANG NATUFEED LIVESTOCK Co.,Ltd. Address before: No.38 yutougang, Hecun Town, Jiangshan City, Quzhou City, Zhejiang Province Patentee before: TIANPENG GROUP Co.,Ltd. |
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Effective date of registration: 20230606 Address after: No. 38-2, Yutougang Natural Village, Yutou Village, Hecun Town, Jiangshan, Quzhou, Zhejiang Province 324111 Patentee after: Zhejiang Tianpeng Agricultural Development Co.,Ltd. Address before: 324000 No.38 yutougang, Hecun Town, Quzhou City, Zhejiang Province Patentee before: ZHEJIANG NATUFEED LIVESTOCK Co.,Ltd. |
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Denomination of invention: A feed heating energy-saving furnace Effective date of registration: 20230828 Granted publication date: 20170623 Pledgee: Zhejiang Jiangshan Rural Commercial Bank Co.,Ltd. Economic Development Zone Green Exclusive Sub branch Pledgor: Zhejiang Tianpeng Agricultural Development Co.,Ltd. Registration number: Y2023980053922 |
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