CN115261035A - Garbage dry distillation system and method - Google Patents
Garbage dry distillation system and method Download PDFInfo
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- CN115261035A CN115261035A CN202210785519.XA CN202210785519A CN115261035A CN 115261035 A CN115261035 A CN 115261035A CN 202210785519 A CN202210785519 A CN 202210785519A CN 115261035 A CN115261035 A CN 115261035A
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- pipe
- rotary kiln
- feeding
- flue gas
- temperature flue
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 36
- 238000000197 pyrolysis Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 49
- 239000002699 waste material Substances 0.000 claims abstract description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 44
- 239000003546 flue gas Substances 0.000 claims description 44
- 239000000463 material Substances 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/28—Other processes
- C10B47/30—Other processes in rotary ovens or retorts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Combustion & Propulsion (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention belongs to the technical field of garbage dry distillation, and particularly relates to a garbage dry distillation system and a garbage dry distillation method. This rubbish dry distillation system includes: the outer part of the rotary kiln is heated by an external heating device; the feeding pipe is communicated with the feeding end of the rotary kiln; the discharge pipe is communicated with the discharge end of the rotary kiln; the inner wall of the rotary kiln is fixedly provided with a plurality of heating pipes for heating the inside of the rotary kiln. The waste dry distillation system has the beneficial effects that when the rotary kiln is heated by the external heating device, the heating pipes are arranged in the rotary kiln to heat the interior of the rotary kiln, so that the waste treatment efficiency of the large-diameter rotary kiln can be improved.
Description
Technical Field
The invention belongs to the technical field of garbage dry distillation, and particularly relates to a garbage dry distillation system and a garbage dry distillation method.
Background
The garbage dry distillation is to convert the domestic garbage into oil, gas and carbon under the high-temperature and oxygen-free condition by a heating mode, and then the gas is utilized, so that the harmlessness, the reclamation and the reduction of garbage treatment can be realized.
At present, the daily output of garbage treated by a single rotary kiln mode is not more than 100t by treating the garbage by a dry distillation method. However, with the progress of urbanization and the demand of people, the yield of garbage treated by the existing dry distillation device can not meet the demand, and the heating temperature in the kiln is insufficient only by enlarging the diameter of the rotary kiln, so that the garbage treatment efficiency is not high. Therefore, a garbage dry distillation system capable of increasing the yield and improving the garbage treatment efficiency is needed.
Disclosure of Invention
The invention aims to provide a garbage dry distillation system and a garbage dry distillation method so as to solve the technical problems.
In order to solve the technical problem, the invention provides a garbage dry distillation system, which comprises: the outer part of the rotary kiln is heated by an external heating device; the feeding pipe is communicated with the feeding end of the rotary kiln; the discharge pipe is communicated with the discharge end of the rotary kiln; the inner wall of the rotary kiln is fixedly provided with a plurality of heating pipes for heating the inside of the rotary kiln.
Furthermore, a high-temperature flue gas input pipe and a high-temperature flue gas output pipe are respectively arranged on the discharge end side and the feed end side of the rotary kiln; the end part of the heating pipe, which is positioned at the discharge end of the rotary kiln, is communicated with the high-temperature flue gas input pipe, and the end part of the heating pipe, which is positioned at the feed end of the rotary kiln, is communicated with the high-temperature flue gas output pipe.
Further, the heating pipe is divided into a first pipe section and a second pipe section along the feeding-discharging direction of the rotary kiln; the second pipe section is formed by bending the first pipe section towards the axis of the rotary kiln and extending, namely, the axis of the second pipe section is closer to the axis of the rotary kiln than the axis of the first pipe section.
Further, the distance from the axis of the second pipe section to the axis of the rotary kiln is R1, the inner diameter of the rotary kiln is R2, and R1: R2= 0.65-0.75.
Further, the length of the first pipe section is L1, and L1= 4.5-5.5 m.
Furthermore, a preheating pipe is arranged on the periphery of the feeding pipe, one end of the preheating pipe is rotatably connected with the feeding pipe through a first rotary connecting device, and the other end of the preheating pipe is communicated and fixedly connected with the feeding end of the rotary kiln; the high-temperature flue gas output tube is arranged at the periphery of the preheating tube, one end of the high-temperature flue gas output tube is rotatably connected with the preheating tube through a second rotating connecting device, and the other end of the high-temperature flue gas output tube is rotatably connected with the feeding end of the rotary kiln through a third rotating connecting device.
Furthermore, one end of the discharge pipe is fixedly connected with the discharge end of the rotary kiln, and the other end of the discharge pipe is rotatably connected with the collecting pipe through a fourth rotary connecting device; the high-temperature flue gas input pipe is arranged at the periphery of the discharge pipe, one end of the high-temperature flue gas input pipe is rotatably connected with the discharge end of the rotary kiln through a fifth rotating connecting device, and the other end of the high-temperature flue gas input pipe is rotatably connected with the discharge pipe through a sixth rotating connecting device.
Furthermore, the feeding pipe, the high-temperature flue gas output pipe, the high-temperature flue gas input pipe and the collecting pipe are fixedly arranged and are fixing parts; the rotary kiln, the preheating pipe and the discharge pipe are rotating parts; and the rotary connecting device comprises: the flexible connection, the supporting section and the rotary sealing component are connected in sequence; the rotary sealing assembly is arranged at the joint of the supporting section and the rotating part; the support section is provided with a multi-degree-of-freedom support bracket; and the two ends of the flexible connection are respectively connected with the fixing part and the supporting section.
Furthermore, a feeding device is arranged at the inlet end of the feeding pipe and used for feeding materials into the feeding pipe; and a spiral conveying device is also arranged in the discharge pipe and is used for conveying the materials treated in the rotary kiln to the collecting pipe.
In another aspect, the present invention further provides a method for dry distillation of garbage, comprising: heating the outside of the rotary kiln by an external heating device; and heating the interior of the rotary kiln through a plurality of heating pipes.
The waste dry distillation system has the beneficial effects that when the rotary kiln is heated by the external heating device, the heating pipes are arranged in the rotary kiln to heat the interior of the rotary kiln, so that the waste treatment efficiency of the large-diameter rotary kiln can be improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of a waste retorting system of the present invention;
FIG. 2 is a schematic view of the rotary kiln of the waste retorting system of the present invention;
figure 3 is a schematic view of the rotary connection of the waste retorting system of the present invention.
In the figure:
the rotary kiln comprises a rotary kiln 1, a heating pipe 11, a first pipe section 111, a second pipe section 112, a feeding pipe 2, a discharging pipe 3, a high-temperature flue gas input pipe 41, a high-temperature flue gas output pipe 42, a preheating pipe 5, a first rotary connecting device 61, a second rotary connecting device 62, a third rotary connecting device 63, a fourth rotary connecting device 64, a fifth rotary connecting device 65, a sixth rotary connecting device 66, a collecting pipe 7, a fixing part 81, a rotating part 82, a soft connection 91, a supporting section 92, a multi-degree-of-freedom supporting bracket 921, a rotary sealing assembly 93, a feeding device 101 and a spiral conveying device 102.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The daily treatment capacity of the dry distillation garbage of a single rotary kiln in the prior art is not more than 100t, and the rotary kiln is heated by an external heating device. In order to improve the treatment efficiency of the rotary kiln, if the diameter of the rotary kiln is simply increased, the central temperature in the rotary kiln does not reach the standard when an external heating mode is adopted, and the dry distillation efficiency of the garbage is reduced.
Example 1
In order to solve the above technical problem, as shown in fig. 1, this embodiment provides a garbage dry distillation system, including: a rotary kiln 1, the exterior of which is heated by an external heating device; the feeding pipe 2 is communicated with the feeding end of the rotary kiln 1; the discharge pipe 3 is communicated with the discharge end of the rotary kiln 1; wherein, the inner wall of the rotary kiln 1 is fixedly provided with a plurality of heating pipes 11 for heating the interior of the rotary kiln 1.
In this embodiment, through being provided with a plurality of heating pipes 11 in rotary kiln 1 inside, can carry out inside and outside heating to rotary kiln 1, when expanding rotary kiln 1 diameter, still can keep rubbish dry distillation efficiency, promote daily output.
In this embodiment, the external heating device may be, but is not limited to, electric heating; several heating pipes 11 may be arranged in a circumferential array around the axis of the rotary kiln 1.
In this embodiment, it is preferable that the heating pipe 11 is fixed to the inner wall of the rotary kiln 1.
In this embodiment, as a preferable heating method of the heating pipe 11, a high-temperature flue gas input pipe 41 and a high-temperature flue gas output pipe 42 are respectively arranged on the discharge end side and the feed end side of the rotary kiln 1; wherein, the end part of the heating pipe 11 at the discharge end of the rotary kiln 1 is communicated with the high-temperature flue gas input pipe 41, and the end part at the feed end of the rotary kiln 1 is communicated with the high-temperature flue gas output pipe 42.
In this embodiment, the heating pipe 11 is heated by high-temperature flue gas, so that the energy of the flue gas can be fully utilized.
In this embodiment, the volume of the material just after entering the rotary kiln 1 is large, and the temperature is low; after the materials are processed in the rotary kiln 1 for a certain distance, the dry distillation is started when the temperature reaches the standard, and the volume is continuously reduced; therefore, in order to match the above process and improve the efficiency of the dry flow of the garbage, it is preferable that the heating pipe 11 is divided into a first pipe section 111 and a second pipe section 112 along the feeding-to-discharging direction of the rotary kiln 1 as shown in fig. 2; the second pipe section 112 is formed by bending the first pipe section 111 towards the axis of the rotary kiln 1 and extending, i.e. the axis of the second pipe section 112 is closer to the axis of the rotary kiln 1 than the axis of the first pipe section 111.
In this embodiment, the first tube section 111 may be disposed closely to the inner wall of the rotary kiln 1 to make room for the rotary kiln 1 to enter; the second pipe section 112 is closer to the axis of the rotary kiln 1, so that heat energy can be better provided for the core part of the rotary kiln 1, and the garbage treatment efficiency is improved.
In the present embodiment, preferably, the distance from the axis of the second pipe segment 112 to the axis of the rotary kiln 1 is R1, the inner diameter of the rotary kiln 1 is R2, and R1: R2=0.65 to 0.75.
In the present embodiment, the first pipe segment preferably has a length L1, and L1=4.5 to 5.5m.
In the embodiment, the dry distillation efficiency of the garbage in the rotary kiln 1 can be optimized by setting the ratio of R1 to R2 and the length of L1.
In this embodiment, since the rotary kiln 1 is rotated, the heating pipe 11 is fixed on the inner wall of the rotary kiln 1 and rotates with the rotary kiln 1, and the feeding pipe 2, the high temperature flue gas input pipe 41 and the high temperature flue gas output pipe 42 are not rotated, the problem of the rotation fit between the rotating part and the fixed part needs to be further solved.
In this embodiment, it is preferable that a preheating pipe 5 is disposed on the periphery of the feeding pipe 2, and one end of the preheating pipe 5 is rotatably connected to the feeding pipe 2 through a first rotary connecting device 61, and the other end is communicated and fixedly connected to the feeding end of the rotary kiln 1; the high-temperature flue gas output pipe 42 is arranged at the periphery of the preheating pipe 5, one end of the high-temperature flue gas output pipe 42 is rotatably connected with the preheating pipe 5 through a second rotary connecting device 62, and the other end of the high-temperature flue gas output pipe is rotatably connected with the feeding end of the rotary kiln 1 through a third rotary connecting device 63.
In this embodiment, the preheating pipe 5 is connected to the rotary kiln 1, and the high-temperature mixed gas generated in the rotary kiln 1 can enter the preheating pipe 5 to preheat the material to be treated being conveyed in the feeding pipe 2.
In this embodiment, preferably, one end of the discharge pipe 3 is fixedly connected to the discharge end of the rotary kiln 1, and the other end is rotatably connected to the collecting pipe 7 through a fourth rotary connecting device 64; the high-temperature flue gas input pipe 41 is arranged on the periphery of the discharge pipe 3, one end of the high-temperature flue gas input pipe 41 is rotatably connected with the discharge end of the rotary kiln 1 through a fifth rotating connecting device 65, and the other end of the high-temperature flue gas input pipe is rotatably connected with the discharge pipe 3 through a sixth rotating connecting device 66.
In this embodiment, the feeding pipe 2, the high-temperature flue gas output pipe 42, the high-temperature flue gas input pipe 41, and the collecting pipe 7 are all fixedly arranged as a fixing portion 81; the rotary kiln 1, the preheating pipe 5 and the discharge pipe 3 are rotating parts 82; as shown in fig. 3, as a preferred embodiment of the rotary joints, the rotary joints each include: the flexible connection 91, the support section 92 and the rotary sealing component 93 are connected in sequence; wherein the rotary seal assembly 93 is disposed at the junction of the support section 92 and the rotating portion 82; the support section 92 is provided with a multi-degree-of-freedom support bracket 921; and both ends of the flexible connector 91 are respectively connected with the fixing part 81 and the supporting section 92.
In this embodiment, the rotary seal assembly 93 may effect a rotary seal; the supporting section 92 is provided with a multi-degree-of-freedom supporting bracket 921 which can play a supporting role and simultaneously allow movement with multiple degrees of freedom, and buffer multidirectional micro movement, particularly circumferential rotation, generated in the rotating process of the rotary kiln 1 and the preheating pipe 5; the flexible connection 91 may dampen axial movement and may further dampen radial vibrations.
In this embodiment, optionally, the inlet end of the feeding pipe 2 is provided with a feeding device 101 for feeding the feeding pipe 2; and a spiral conveying device 102 is further arranged in the discharge pipe 3 and used for conveying the materials treated in the rotary kiln 1 to the collecting pipe 7.
In this embodiment, the transportation process of the high-temperature flue gas is as follows: sequentially passes through the high-temperature flue gas input pipe 41, the fifth rotary connecting device 65, the heating pipe 11, the third rotary connecting device 63 and the high-temperature flue gas output pipe 42.
In this embodiment, the material conveying process is as follows: the device comprises a feeding device 101, a feeding pipe 2, a rotary kiln 1, a discharging pipe 3 and a collecting pipe 7.
Example 2
On the basis of embodiment 1, this embodiment 2 provides a method for dry distillation of garbage, which includes: heating the outside of the rotary kiln 1 by an external heating device; and the inside of the rotary kiln 1 is heated by a plurality of heating pipes 11.
The garbage dry distillation method of the embodiment can be implemented by adopting the garbage dry distillation system as described in embodiment 1.
In summary, the garbage dry distillation system can heat the inside and the outside of the rotary kiln 1 by arranging the plurality of heating pipes 11 in the rotary kiln 1, so that the garbage dry distillation efficiency can be maintained while the diameter of the rotary kiln 1 is enlarged, and the daily output is increased; the daily treatment capacity of the rotary kiln 1 with the diameter of about 3m and the length of 20-40m can reach 300-500t; and through the setting that sets up 6 and rotate connecting device, can rationally connect rotating part and fixed part.
The components (components without specific structures) selected for use in the present application are all common standard components or components known to those skilled in the art, and the structures and principles thereof can be known to those skilled in the art through technical manuals or through routine experimental methods.
In the description of the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A garbage dry distillation system is characterized by comprising:
a rotary kiln (1) the exterior of which is heated by an external heating device;
the feeding pipe (2) is communicated with the feeding end of the rotary kiln (1);
the discharge pipe (3) is communicated with the discharge end of the rotary kiln (1); wherein
The inner wall of the rotary kiln (1) is fixedly provided with a plurality of heating pipes (11) for heating the interior of the rotary kiln (1).
2. Waste retorting system according to claim 1,
a high-temperature flue gas input pipe (41) and a high-temperature flue gas output pipe (42) are respectively arranged on the discharging end side and the feeding end side of the rotary kiln (1); wherein
The end part of the heating pipe (11) positioned at the discharge end of the rotary kiln (1) is communicated with the high-temperature flue gas input pipe (41), and the end part positioned at the feed end of the rotary kiln (1) is communicated with the high-temperature flue gas output pipe (42).
3. Waste retorting system according to claim 2,
the heating pipe (11) is divided into a first pipe section (111) and a second pipe section (112) along the feeding-to-discharging direction of the rotary kiln (1);
the second pipe section (112) is formed by bending the first pipe section (111) towards the axis of the rotary kiln (1) and extending the first pipe section (111), namely, the axis of the second pipe section (112) is closer to the axis of the rotary kiln (1) than the axis of the first pipe section (111).
4. Waste retorting system according to claim 3,
the distance from the axis of the second pipe section (112) to the axis of the rotary kiln (1) is R1, the inner diameter of the rotary kiln (1) is R2, and R1: R2= 0.65-0.75.
5. Waste retorting system according to claim 3,
the length of the first pipe section (111) is L1, and L1= 4.5-5.5 m.
6. Waste retorting system according to claim 2,
a preheating pipe (5) is arranged on the periphery of the feeding pipe (2), one end of the preheating pipe (5) is rotatably connected with the feeding pipe (2) through a first rotary connecting device (61), and the other end of the preheating pipe is communicated and fixedly connected with the feeding end of the rotary kiln (1);
the high-temperature flue gas output pipe (42) is arranged on the periphery of the preheating pipe (5), one end of the high-temperature flue gas output pipe (42) is rotatably connected with the preheating pipe (5) through a second rotary connecting device (62), and the other end of the high-temperature flue gas output pipe is rotatably connected with the feeding end of the rotary kiln (1) through a third rotary connecting device (63).
7. Waste retorting system according to claim 6,
one end of the discharge pipe (3) is fixedly connected with the discharge end of the rotary kiln (1), and the other end of the discharge pipe is rotatably connected with the collecting pipe (7) through a fourth rotary connecting device (64);
high temperature flue gas input tube (41) set up in the periphery of discharging pipe (3), and the one end of high temperature flue gas input tube (41) is rotated with the discharge end of rotary kiln (1) through fifth rotation connecting device (65) and is connected, and the other end rotates with discharging pipe (3) through sixth rotation connecting device (66) and is connected.
8. Waste retorting system according to claim 7,
the feeding pipe (2), the high-temperature flue gas output pipe (42), the high-temperature flue gas input pipe (41) and the collecting pipe (7) are all fixedly arranged and are fixing parts (81);
the rotary kiln (1), the preheating pipe (5) and the discharge pipe (3) are rotating parts (82); and
the rotation connecting device includes: the flexible connection (91), the support section (92) and the rotary sealing component (93) are connected in sequence; wherein
The rotary sealing component (93) is arranged at the joint of the support section (92) and the rotating part (82);
the support section (92) is provided with a multi-degree-of-freedom support bracket (921); and
and two ends of the flexible connection (91) are respectively connected with the fixing part (81) and the supporting section (92).
9. Waste retorting system according to claim 7,
the inlet end of the feeding pipe (2) is provided with a feeding device (101) for feeding materials into the feeding pipe (2); and
and a spiral conveying device (102) is further arranged in the discharge pipe (3) and is used for conveying the materials treated in the rotary kiln (1) to the collecting pipe (7).
10. A method for dry distillation of garbage is characterized by comprising the following steps:
heating the outside of the rotary kiln (1) by an external heating device; and
the interior of the rotary kiln (1) is heated by a plurality of heating pipes (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210785519.XA CN115261035A (en) | 2022-07-04 | 2022-07-04 | Garbage dry distillation system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210785519.XA CN115261035A (en) | 2022-07-04 | 2022-07-04 | Garbage dry distillation system and method |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011144939A (en) * | 2010-01-12 | 2011-07-28 | Sugiyama Juko Kk | Rotary kiln |
| KR20110089822A (en) * | 2010-02-01 | 2011-08-09 | 가부시끼가이샤 도시바 | Combustion device |
| WO2012022060A1 (en) * | 2010-08-19 | 2012-02-23 | 西峡龙成特种材料有限公司 | Horizontal coal decomposition device with multiple burners |
| CN104075330A (en) * | 2014-06-30 | 2014-10-01 | 辽宁工程技术大学 | Medical waste rotary kiln pyrolytic reaction device |
| KR20160017345A (en) * | 2014-08-05 | 2016-02-16 | 주식회사 한영산업 | drying system of waste |
| CN106753488A (en) * | 2016-12-12 | 2017-05-31 | 朱书红 | Material heater |
| CN213162426U (en) * | 2020-08-27 | 2021-05-11 | 杨丽娟 | Waste treatment system |
| CN114196426A (en) * | 2021-11-22 | 2022-03-18 | 殷梅芳 | Flue gas heating pipeline in dry distillation kiln |
-
2022
- 2022-07-04 CN CN202210785519.XA patent/CN115261035A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011144939A (en) * | 2010-01-12 | 2011-07-28 | Sugiyama Juko Kk | Rotary kiln |
| KR20110089822A (en) * | 2010-02-01 | 2011-08-09 | 가부시끼가이샤 도시바 | Combustion device |
| WO2012022060A1 (en) * | 2010-08-19 | 2012-02-23 | 西峡龙成特种材料有限公司 | Horizontal coal decomposition device with multiple burners |
| CN104075330A (en) * | 2014-06-30 | 2014-10-01 | 辽宁工程技术大学 | Medical waste rotary kiln pyrolytic reaction device |
| KR20160017345A (en) * | 2014-08-05 | 2016-02-16 | 주식회사 한영산업 | drying system of waste |
| CN106753488A (en) * | 2016-12-12 | 2017-05-31 | 朱书红 | Material heater |
| WO2018107663A1 (en) * | 2016-12-12 | 2018-06-21 | 朱书红 | Material heating device |
| CN213162426U (en) * | 2020-08-27 | 2021-05-11 | 杨丽娟 | Waste treatment system |
| CN114196426A (en) * | 2021-11-22 | 2022-03-18 | 殷梅芳 | Flue gas heating pipeline in dry distillation kiln |
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Application publication date: 20221101 |
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