CN109945198B - Organic waste incinerator - Google Patents
Organic waste incinerator Download PDFInfo
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- CN109945198B CN109945198B CN201910185880.7A CN201910185880A CN109945198B CN 109945198 B CN109945198 B CN 109945198B CN 201910185880 A CN201910185880 A CN 201910185880A CN 109945198 B CN109945198 B CN 109945198B
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- organic waste
- incineration chamber
- incineration
- exhaust pipe
- incinerator
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- 239000010815 organic waste Substances 0.000 title claims abstract description 163
- 239000007788 liquid Substances 0.000 claims description 13
- 239000010419 fine particle Substances 0.000 claims description 7
- 238000005325 percolation Methods 0.000 claims description 5
- 239000011810 insulating material Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 14
- 239000007789 gas Substances 0.000 description 41
- 238000003756 stirring Methods 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 238000004056 waste incineration Methods 0.000 description 5
- 210000000078 claw Anatomy 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000009270 solid waste treatment Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Abstract
The invention relates to an organic waste incinerator, which comprises an organic waste collection bin and an incineration chamber, wherein the organic waste collection bin and the incineration chamber are connected through a fireproof layer arranged at the upper part and a movable layer arranged at the lower part; an exhaust pipe is arranged at the top of the organic waste collection bin; the exhaust pipe is connected to the heat exchanger, and is connected with an air inlet pipe of the incineration chamber through an induced draft fan to form a passage after absorbing heat; the top of the incineration chamber is provided with an incineration chamber exhaust pipe, and the incineration chamber exhaust pipe passes through the inside of the heat exchanger and is discharged through an incinerator discharge port after heat release. The method saves energy while fully burning the organic waste, and is an organic waste burning method.
Description
Technical Field
The invention belongs to the technical field of organic waste incineration for solid waste treatment, and particularly relates to an organic waste incinerator.
Background
The incinerator is a harmless device commonly used in the aspects of domestic waste, medical treatment and animal harmless treatment, and the principle is that the objects to be treated are incinerated and carbonized at high temperature by using the combustion of fuels such as coal, fuel oil, fuel gas and the like so as to achieve the aim of disinfection treatment. Compared with landfill and composting, the organic waste incineration saves more land, reduces pollution to the environment and breeding of bacteria. How to incinerate organic waste and reduce pollution to the environment is a constant concern for governments and society.
In the existing organic waste incinerator technology, after organic waste is poured into an incinerator, the chain drives the organic waste to enter a primary incinerator chamber for direct incineration. In the process, more liquid and moisture are accompanied in the organic waste, so that the incineration is very unfavorable, the incineration efficiency is reduced, and the energy loss is serious; and the amount of air passing through the gaps of the chains is small, so that organic waste cannot be fully combusted, and a large amount of toxic and harmful gas is formed. Reducing liquids in organic waste and increasing air intake when the organic waste is incinerated are currently an urgent problem to be solved.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an organic waste incinerator. By utilizing the device, the organic waste is subjected to solid-liquid separation before entering the primary incineration chamber, the organic waste is extruded and drained, and the organic waste is ensured to be drier when entering the primary incineration chamber. In the primary incineration chamber, the organic waste to be incinerated is continuously turned over, and external air can be continuously introduced into the gap of the organic waste, so that the energy is saved while the full combustion of the organic waste is ensured, and the method is an organic waste incineration method.
The invention improves the device on the basis of the prior art, and saves the primary incineration chamber and the secondary incineration chamber in the prior art. The primary incineration chamber mainly completes the combustion of solid materials and the flame combustion of volatile components, and the secondary incineration chamber mainly burns unburned components and suspended particles in the flue gas; in the traditional process, after the organic waste is poured into a furnace, the organic waste is directly sent into a primary incineration chamber through a chain, the process is changed into the process that the organic waste is poured into the furnace, the waste liquid in the organic waste is extruded and drained firstly, the waste liquid in the organic waste is percolated and drained, and then the drier organic waste is sent into the primary incineration chamber, so that the incineration efficiency of the organic waste is improved; in the traditional process, the organic waste is conveyed by a chain to be incinerated, the organic waste is stirred by a mechanical stirrer of the organic waste, the organic waste is poured into a primary incineration chamber from the upper part of the stirrer, the organic waste is fully stirred, an air supply port for continuous discharge is arranged on the stirrer, so that the external air can be continuously introduced into an organic waste gap, the organic waste stirrer replaces the chain, and the organic waste in the primary incineration chamber is fully combusted as much as possible.
The invention adopts the following technical scheme: the organic waste incinerator comprises an organic waste collecting bin and an incineration chamber, and is characterized in that the organic waste collecting bin and the incineration chamber are connected through a fireproof layer arranged at the upper part and a movable layer arranged at the lower part;
An exhaust pipe is arranged at the top of the organic waste collection bin;
the exhaust pipe is connected to the heat exchanger, and is connected with an air inlet pipe of the incineration chamber through an induced draft fan to form a passage after absorbing heat;
an incinerator exhaust pipe is arranged at the top of the incinerator and passes through the heat exchanger, and after heat release, the incinerator exhaust pipe is arranged at the top of the incinerator
Is discharged through the discharge port of the incinerator.
The incineration chamber comprises a primary incineration chamber and a secondary incineration chamber, wherein an organic waste stirrer is arranged in the primary incineration chamber, the position of the organic waste stirrer is lower than that of the movable layer, and the organic waste stirrer is connected with an air inlet pipe of the incineration chamber through a rotating shaft.
The rod of the organic waste stirrer is provided with a continuously-arranged air supply port and a stirring grab.
The upper part of the secondary incineration chamber is provided with a secondary incineration air inlet, and the outlet of the secondary incineration chamber is provided with a tail gas fine particle filter screen.
An organic waste pusher is arranged in the organic waste collection bin, and a push rod is arranged on the organic waste pusher.
The organic waste pusher is provided in an L-shape, which is made of a hard material, and the short side of the L-shape is slightly longer than the length of the active layer.
The fireproof layer and the movable layer are arranged at the upper and lower positions of a vertical line, and the fireproof layer and the movable layer are made of fireproof heat-insulating materials.
The upper part of the organic waste collection bin is provided with an organic waste inlet, and a percolating layer and a percolate collection bin are arranged in the organic waste collection bin.
A solar panel is provided for supplying power.
According to the method for incinerating organic waste by using the device, domestic organic waste enters the organic waste collection bin from the organic waste inlet, personnel can observe the accumulation amount of the organic waste in the collection bin through the observation window, when the organic waste is accumulated to a certain degree, the movable layer handle is pulled to pull the movable layer outwards to form a notch, the push rod is pushed to enable the L-shaped organic waste pusher to move towards the fireproof layer, the organic waste between the organic waste pusher and the movable layer is sent into the primary incineration chamber through the notch by virtue of the pusher, then the movable layer is pushed into the device, the notch is closed, and the organic waste which is sent into the primary incineration chamber can be incinerated. And the residual organic waste in the organic waste collecting bin is extruded, and the liquid in the organic waste flows to the percolate collecting bin through the percolate holes in the percolated layer and is discharged through the organic waste liquid discharge pipe. The incinerator comprises a primary incineration chamber and a secondary incineration chamber, wherein six ignition ports are obliquely arranged at the middle lower part of the primary incineration chamber and upwards for providing incineration flame. The horizontal position of the movable layer is higher than that of the organic waste stirrer, so that when the organic waste enters the primary incineration chamber from the movable layer, the organic waste is poured from the position right above the organic waste stirrer, and the organic waste can be fully stirred. The organic waste entering the primary incineration chamber through the movable layer is rolled and stirred under the rotating stirring action of the organic waste stirrer. The inside of the organic waste stirrer is connected with the outside of the stirrer through a rotating shaft, the stirrer positioned in the furnace is rotated and stirred under the action of external power by the rotating shaft, the outside of the stirrer is connected with an air inlet pipe, a plurality of air inlets are formed in a rod body of the organic waste stirrer, and a row of stirring claws are arranged at symmetrical positions on the rod body. The inside of the rotating shaft is hollow, gas in the air inlet pipe can enter the stirrer through the rotating shaft, and then is uniformly fed into the primary incineration chamber through the air supply port on the rod, so that sufficient air is provided for organic waste incineration, and the temperature of the organic waste stirrer is reduced. The incineration ash after incineration enters an incineration ash collecting tank, the incineration ash collecting tank is manually cleaned periodically, the collecting tank can be pulled out by pulling a collecting tank handle, and the collecting tank is cleaned. Volatile gas and incompletely combusted particulate matters generated in the primary incineration process enter the secondary incineration chamber along with the airflow direction. The middle upper part of the secondary incinerator is obliquely provided with a secondary incineration air inlet. The incineration tail gas is filtered by a tail gas fine particle filter screen to remove few tail gas particles, and then enters an incineration gas exhaust pipe through an incineration gas exhaust port. On the other hand, the exhaust pipe pumps the gas which is at normal temperature and contains volatile substances in the organic waste collection bin into the heat exchanger through the first inlet of the heat exchanger. The tail gas of the incinerator has a large amount of heat energy, the exhaust pipe of the incinerator enters the heat exchanger through the inlet of the second heat exchanger, and the heat in the exhaust pipe of the incinerator is transferred to the normal-temperature gas in the organic waste collection bin extracted by the exhaust pipe in the heat exchanger. And then, the incinerator gas is discharged from the heat exchanger through a second outlet of the heat exchanger. At this time, the temperature of the normal-temperature gas rises, and leaves the heat exchanger through the first outlet of the heat exchanger, and under the power action of the induced draft fan, the normal-temperature gas enters the air inlet through the air inlet pipe and is discharged into the furnace, so that the primary incineration chamber is provided with continuous air with certain heat. The cooled incinerator tail gas enters the tail gas treatment device through an incinerator tail gas discharge port. The solar panel provides part of the electric energy for the device.
Compared with the prior art, the invention has the beneficial effects that the organic waste is subjected to solid-liquid separation before entering the primary incineration chamber, the organic waste is extruded and drained, and the organic waste is ensured to be drier when entering the primary incineration chamber. In the primary incineration chamber, the organic waste to be incinerated is continuously turned over, and external air can be continuously introduced into the gap of the organic waste, so that the energy is saved while the full combustion of the organic waste is ensured, and the method is an organic waste incineration method.
Drawings
Fig. 1: the device is a sectional view;
fig. 2: a front view of the device;
fig. 3: an active layer detail map;
Fig. 4: a detail drawing of a percolation layer;
Fig. 5: detailed view of fine particle filter layer of incinerator exhaust gas;
Fig. 6: detailed view of the organic waste loading layer of the incinerator.
Wherein: 1. the device comprises an organic waste collection bin 2, an exhaust pipe 3, an organic waste inlet 4, a viewing window 5, an organic waste pusher 6, a push rod 7, a percolation layer 8, a percolate collection bin 9, a fire-proof layer 10, a movable layer 11, an incineration fire exhaust port 12, an exhaust fine particle filter screen 13, an organic waste stirrer 14, an air supply port 15, a stirring claw 16, a rotary shaft 17, an induced draft fan 18, an organic waste loading layer 19, an ignition port 20, an incineration ash collection tank 21, an incinerator base 22, a secondary incineration air inlet 23, a secondary incineration chamber 24, a primary incineration chamber 25, an incineration fire exhaust pipe 26, a heat exchanger 27, a heat exchanger first inlet 28, a heat exchanger first outlet 29, a heat exchanger second inlet 30, a heat exchanger second outlet 31, a movable layer handle 32, an collection tank handle 33, a notch 34, a percolation hole 35, an incinerator exhaust emission port 36, an air inlet pipe 37, an organic waste liquid discharge pipe 38 and a solar panel.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
The incinerator shown in fig. 1 to 6 comprises an organic waste collecting bin 1, an exhaust pipe 2, an organic waste inlet 3, an observation window 4, an organic waste pusher 5, a push rod 6, a percolating layer 7, a percolate collecting bin 8, a fireproof layer 9, a movable layer 10, an incineration exhaust port 11, a tail gas fine particle filter screen 12, an organic waste stirrer 13, an air supply port 14, a stirring claw 15, a rotating shaft 16, an induced draft fan 17, an organic waste loading layer 18, an ignition port 19, an incineration ash collecting tank 20, an incinerator base 21, a secondary incineration air inlet 22, a secondary incineration chamber 23, a primary incineration chamber 24, an incineration exhaust pipe 25, a heat exchanger 26, a heat exchanger number one inlet 27, a heat exchanger number one outlet 28, a heat exchanger number two inlet 29, a heat exchanger number two outlet 30, a movable layer handle 31, a collecting tank handle 32, a notch 33, a percolating hole 34, an incinerator tail gas discharge port 35, an air inlet pipe 36, an organic waste liquid discharge pipe 37 and a solar panel 38.
The organic waste incinerator comprises an organic waste collecting bin 1, a primary incineration chamber 24 and a secondary incineration chamber 23, wherein the organic waste collecting bin and the incineration chamber are connected through a fireproof layer 9. Living organic waste enters the organic waste collecting bin 1 through the organic waste inlet 3, a person can observe the accumulation amount of the organic waste in the collecting bin through the observation window 4, when the organic waste is accumulated to a certain degree, the movable layer handle 31 is pulled to pull the movable layer 10 to the outside of the device, the notch 33 is formed, the push rod 6 is pushed to enable the L-shaped organic waste pusher 5 to move towards the fireproof layer 9, the organic waste between the organic waste pusher 5 and the movable layer 10 is sent into the primary incineration chamber 24 through the notch 33 through the organic waste pusher 5, then the movable layer 10 is pushed to the inside of the device, the notch 33 is closed, and the organic waste which is sent into the primary incineration chamber 24 can be incinerated. And the remaining organic waste in the organic waste collection bin 1 is squeezed, and the liquid in the organic waste flows to the percolate collection bin 8 through the percolate holes 34 in the percolated layer 7, and is then discharged through the organic waste liquid discharge pipe 37. The short side of the L-shape of the organic waste pusher 5 is slightly longer than the length of the movable layer 10 between the organic waste collecting bin 1 and the incinerator bin, with the purpose of completely feeding the organic waste between the organic waste pusher 5 and the movable layer 10 into the primary incineration chamber 24, so that the organic waste pusher 5 presses the remaining organic waste in the organic waste collecting bin 1 too tightly, resulting in leaving a portion of the organic waste between the organic waste pusher 5 and the movable layer 10 inside the movable layer 10. The incinerator comprises a primary incineration chamber 24 and a secondary incineration chamber 23, wherein six ignition ports 19 are obliquely arranged at the middle lower part of the primary incineration chamber 24 upwards to provide incineration flame. The movable layer 10 is positioned horizontally above the organic waste agitator 13 to ensure that the organic waste is poured from directly above the organic waste agitator 13 and sufficiently agitated when the organic waste enters the primary incineration chamber 24 from the movable layer 10. The organic waste passing through the movable layer 10 into the primary incineration chamber 24 is tumbled and agitated by the rotational agitation of the organic waste agitator 13. The inside of the organic waste stirrer 13 is connected with the outside of the stirrer through a rotating shaft 16, the stirrer positioned in the furnace is rotated and stirred under the action of external power by the rotating shaft 16, the outside of the stirrer is connected with an air inlet pipe 36, a plurality of air inlets 14 are arranged on a rod body of the organic waste stirrer 13, and a row of stirring claws 15 are arranged at symmetrical positions on the rod body. The inside of the rotating shaft 16 is hollow, and the gas in the gas inlet pipe can enter the stirrer 13 through the rotating shaft 16 and then is uniformly sent into the primary incineration chamber 24 through the gas feeding port on the rod, so that sufficient air is provided for the incineration of the organic wastes, and the temperature of the organic waste stirrer 13 is reduced. The incineration ash after incineration enters the incineration ash collecting tank 20, the incineration ash collecting tank 20 is cleaned manually and periodically, and the collecting tank can be pulled out by pulling the collecting tank handle 32, so that the collecting tank is cleaned. Volatile gases and incompletely combusted particulate matters generated in the primary incineration process enter the secondary incineration chamber 23 along with the airflow direction. The secondary incinerator 23 is provided with a secondary incineration air inlet 22 at the upper middle part in an inclined manner. The secondary incineration air inlet 22 comprises a blower for secondary incineration air supply.
The incineration tail gas is filtered by a tail gas fine particle filter screen 12 to remove a few tail gas particles, and then enters an incineration gas exhaust pipe 25 through an incineration gas exhaust port 11. On the other hand, the exhaust pipe 2 draws the gas which is at normal temperature and contains volatile substances in the organic waste collection bin 1 into the heat exchanger 26 through the first inlet (27) of the heat exchanger. And the heat exchanger exchanges heat between the high-temperature tail gas of the incinerator and the normal-temperature gas of the organic waste collection bin. The tail gas of the incinerator has a large amount of heat energy, the exhaust gas of the incinerator 25 enters the heat exchanger 26 through the inlet 29 of the second heat exchanger, and heat in the exhaust gas of the incinerator 25 is transferred to normal-temperature gas in the organic waste collection bin 1 pumped out by the exhaust pipe in the heat exchanger 26. The incineration furnace exhaust 25 then leaves the heat exchanger through the heat exchanger No. two outlet 30. At this time, the temperature of the normal-temperature gas rises, leaves the heat exchanger through the first outlet 28 of the heat exchanger, enters the air supply port through the air inlet pipe 36 under the power action of the induced draft fan 17, and is discharged into the furnace, so that continuous air with a certain heat is provided for the primary incineration chamber 24. The cooled incinerator tail gas enters the tail gas treatment device through the incinerator tail gas discharge port 35. The solar panel 38 provides some of the electrical power to the device.
Claims (3)
1. The organic waste incinerator comprises an organic waste collecting bin and an incineration chamber, and is characterized in that the organic waste collecting bin and the incineration chamber are connected through a fireproof layer arranged at the upper part and a movable layer arranged at the lower part;
An exhaust pipe is arranged at the top of the organic waste collection bin, the exhaust pipe is connected to the heat exchanger, and after absorbing heat, the exhaust pipe is connected with an air inlet pipe of the incineration chamber through an induced draft fan to form a passage;
The top of the incineration chamber is provided with an incineration chamber exhaust pipe, and the incineration chamber exhaust pipe passes through the inside of the heat exchanger and is discharged through an incinerator discharge port after heat release;
The incineration chamber comprises a primary incineration chamber and a secondary incineration chamber, an organic waste stirrer is arranged in the primary incineration chamber, the position of the organic waste stirrer is lower than that of the movable layer, the organic waste stirrer is externally connected with an air inlet pipe of the incineration chamber through a rotating shaft, and a rod of the organic waste stirrer is provided with an air inlet port for continuous discharge;
The upper part of the secondary incineration chamber is provided with a secondary incineration air inlet, and the outlet of the secondary incineration chamber is provided with a tail gas fine particle filter screen;
an organic waste pusher is arranged in the organic waste collection bin, and a push rod is arranged on the organic waste pusher;
The organic waste pusher is arranged in an L shape and is made of a hard material, and the short side of the L shape is longer than the length of the active layer;
the fireproof layer and the movable layer are arranged at the upper and lower positions of a vertical line, and are made of fireproof heat-insulating materials; the movable layer is pulled outwards to form a gap, and the organic waste positioned between the organic waste pusher and the movable layer is sent into the primary incineration chamber through the gap by the organic waste pusher.
2. An organic waste incinerator according to claim 1, wherein an organic waste inlet is arranged at the upper part of the organic waste collection bin, and a percolation layer and a percolation liquid collection bin are arranged inside the organic waste collection bin.
3. An organic waste incinerator according to claim 1, wherein a solar panel is provided to supply power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910185880.7A CN109945198B (en) | 2019-03-12 | 2019-03-12 | Organic waste incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910185880.7A CN109945198B (en) | 2019-03-12 | 2019-03-12 | Organic waste incinerator |
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| Publication Number | Publication Date |
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| CN109945198A CN109945198A (en) | 2019-06-28 |
| CN109945198B true CN109945198B (en) | 2024-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910185880.7A Active CN109945198B (en) | 2019-03-12 | 2019-03-12 | Organic waste incinerator |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111174217B (en) * | 2020-01-11 | 2021-09-07 | 中国人民解放军北部战区总医院 | A pollution-free combustion treatment device for medical waste |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631304A (en) * | 2017-11-03 | 2018-01-26 | 南京凯盛开能环保能源有限公司 | A kind of smoke circulating system suitable for cement kiln synergic processing house refuse |
| CN109140456A (en) * | 2018-05-29 | 2019-01-04 | 广州环投设计研究院有限公司 | House refuse pusher |
| CN209876934U (en) * | 2019-03-12 | 2019-12-31 | 天津大学 | An organic waste incinerator |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06257732A (en) * | 1993-03-09 | 1994-09-16 | Masanori Nakayama | Incinerating device for low-calorie recombustible waste |
| JP3689792B2 (en) * | 1994-10-21 | 2005-08-31 | 株式会社大川原製作所 | Carbonization and incineration treatment method and apparatus for sludge etc. |
| CN109253455A (en) * | 2017-07-12 | 2019-01-22 | 上海明华电力技术工程有限公司 | A kind of house refuse feeding system |
| CN207486814U (en) * | 2017-11-28 | 2018-06-12 | 新疆金派环保科技有限公司 | One kind is used for three waste burning comprehensive treatment equipments |
| CN108679614A (en) * | 2018-06-14 | 2018-10-19 | 南京凯盛开能环保能源有限公司 | A kind of cement kiln synergic processing house refuse electricity generation system and method |
-
2019
- 2019-03-12 CN CN201910185880.7A patent/CN109945198B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631304A (en) * | 2017-11-03 | 2018-01-26 | 南京凯盛开能环保能源有限公司 | A kind of smoke circulating system suitable for cement kiln synergic processing house refuse |
| CN109140456A (en) * | 2018-05-29 | 2019-01-04 | 广州环投设计研究院有限公司 | House refuse pusher |
| CN209876934U (en) * | 2019-03-12 | 2019-12-31 | 天津大学 | An organic waste incinerator |
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