CN206094802U - Carry out hot drying's device in advance to mercurous, arsenic pollution thing - Google Patents
Carry out hot drying's device in advance to mercurous, arsenic pollution thing Download PDFInfo
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- CN206094802U CN206094802U CN201621028848.6U CN201621028848U CN206094802U CN 206094802 U CN206094802 U CN 206094802U CN 201621028848 U CN201621028848 U CN 201621028848U CN 206094802 U CN206094802 U CN 206094802U
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- Prior art keywords
- rotary kiln
- drying
- mercurous
- pollution thing
- preheating
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001035 drying Methods 0.000 title claims abstract description 75
- 229910052785 arsenic Inorganic materials 0.000 title claims abstract description 38
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 238000010438 heat treatment Methods 0.000 claims abstract description 44
- 238000000227 grinding Methods 0.000 claims abstract description 27
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 25
- 239000003345 natural gas Substances 0.000 claims description 13
- 239000000779 smoke Substances 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 8
- 238000004321 preservation Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 229910000754 Wrought iron Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000002910 solid waste Substances 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 16
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 9
- 229910052753 mercury Inorganic materials 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- HJTAZXHBEBIQQX-UHFFFAOYSA-N 1,5-bis(chloromethyl)naphthalene Chemical compound C1=CC=C2C(CCl)=CC=CC2=C1CCl HJTAZXHBEBIQQX-UHFFFAOYSA-N 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- GOLCXWYRSKYTSP-UHFFFAOYSA-N arsenic trioxide Inorganic materials O1[As]2O[As]1O2 GOLCXWYRSKYTSP-UHFFFAOYSA-N 0.000 description 1
- LULLIKNODDLMDQ-UHFFFAOYSA-N arsenic(3+) Chemical compound [As+3] LULLIKNODDLMDQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000002363 herbicidal effect Effects 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The utility model belongs to the technical field of solid waste handles, concretely relates to carry out hot drying's device in advance to mercurous, arsenic pollution thing, heating jacket, blevile of push, setting grinding breaker and setting the insulation sandwich heating jacket outside stoving rotary kiln in of setting in the stoving rotary kiln outside the stoving rotary kiln constitutes by inclosed stoving rotary kiln, setting, blevile of push set up front end in the stoving rotary kiln, grinding breaker set up rear end in the stoving rotary kiln, blevile of push length for stoving rotary kiln length 30% 50%, grinding breaker length for stoving rotary kiln length 50% 70%, stoving rotary kiln one end in the middle of be equipped with the feed inlet, the top is equipped with the exhanst gas outlet, the one end bottom is equipped with the unloading pipe in addition, this practicality adoption rotary kiln is as core facility, throughput is strong, unit interval in line processing volume is big, can satisfy the processing system's of various scales demand.
Description
Technical field
The utility model belongs to field of solid waste treating technology, and in particular to one kind is carried out to mercurous, arsenic pollution thing
The device of preheating and drying.
Background technology
Mercury is a kind of argenteous liquid metals, and volatility is very big under normal temperature, and aerial saturated concentration is up to 3.52
～29.5mg/m3.Because mercury has some special physics, chemical properties, so being widely applied to chemical industry and petrochemistry
The industrial departments such as industry, pharmacy, paper pulp papermaking, electric appliance and electronic instrument.China actually produces every year mercury quantity about 1100t, uses mercury total amount
For 1100～1500t.So widely use, the mercury that the annual whole world is scattered and disappeared in environment is about 1.5 × 104～3.0 × 104t,
Environment is polluted with " waste gas, waste residue, waste water " three kinds of approach.
Mercury and mercuric compounds are all noxious materials, can by all means invade human body, main to affect the maincenter of people refreshing
Jing, in general mostly slow poisoning.Its toxicity is accumulation, and wherein inorganic mercury mainly accumulates in internal organ, Shao Liangji
Gather in the other parts of brains, skin and human body.
Arsenic, is commonly called as arsenic, is a kind of nonmetalloid, and the 4th cycle, VA races, atom are located in the periodic table of chemical element
Ordinal number 33, symbol of element As, simple substance is in the form of grey arsenic, black arsenic and yellow these three allotropes of arsenic.Arsenic element is extensive
Be present in nature, have hundreds of arsenic minerals be to have been observed that.Arsenic and its compound be used in agricultural chemicals, herbicide,
In insecticide, with the alloy of many kinds.In ancient times, arsenic trioxide is referred to as arsenic, but a small amount of arsenic is beneficial to body.
The harm problem of mercury and arsenic is recognized already by people, and has developed the place of various physics, chemistry and microorganism
Reason method.However, use range is extensively, also species is various for mercurous, arsenic pollutant, and every kind of is required for using different technique
Can preferably process.Needing to expend the substantial amounts of energy and resource mercurous, the arsenic discarded object of process, processing cost is high and is difficult to more
Reach the effect for processing.
The existing device to mercurous arsenic pollution thing process, more suitable for processing water content, relatively low dry material, is processed
Need to be dried material process during the higher material of water content, do not have in prior art and unspecial contain for drying
The equipment of mercury, arsenic pollution thing.Mercurous, arsenic material is dried using existing other equipment, moist material is easily sticked to
Equipment is caused to block on equipment.
Utility model content
The utility model is to solve the deficiencies in the prior art, there is provided it is a kind of for moisture content for 10%-55%
Mercurous, arsenic pollution thing carries out the device of preheating and drying.
The utility model is achieved by the following technical solution：
A kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing, by closed drying rotary kiln, is arranged on and dries back
Heating jacket outside rotary kiln, the material-pulling device being arranged in drying rotary kiln, the broken dress of grinding being arranged in drying rotary kiln
Put and be arranged on the heat preservation sandwich layer composition outside heating jacket；Described material-pulling device is arranged on rotary kiln Inner Front End, and described grinds
Gall crushing device and be arranged on rear end in rotary kiln, described material-pulling device length is the 30%-50% for drying rotary kiln length, institute
The length of the grinding breaker stated is the 50%-70% for drying rotary kiln length；Set in the middle of described drying rotary kiln one end
There is charging aperture, top is provided with exhanst gas outlet, and other end bottom is provided with tremie pipe.
Described drying rotary kiln is provided with one end top of tremie pipe and is provided with smoke backflow mouth.
The described angle dried between rotary kiln and horizontal plane is 1-10 degree.
Described drying rotary kiln is provided with safety valve.
Described grinding breaker is steel ball and/or rod iron, the described a diameter of 3-10cm for grinding breaker.
Several heated nozzles are provided with described heating jacket, string heat is provided near tremie pipe one end on heating jacket
Mouthful, it is provided with exhaust outlet near charging aperture one end.
The port of export of described heated nozzle is arranged in described heating jacket, and entrance point is arranged on natural gas tube,
Described natural gas tube is provided with heating main valve, and each heated nozzle is provided with a heat control valve.
The internal diameter of the external diameter of described material-pulling device≤drying rotary kiln.
Described drying rotary kiln lower section is provided with least one motor.
Compared with prior art, the utility model has the advantages that：(1) using rotary kiln as nucleus equipment,
Disposal ability is strong, and treating capacity is big in the unit interval, disclosure satisfy that the demand of the processing system of various scales；(2) filled using pusher
+ the material-transporting system at inclination angle is put, less than the energy consumption reduced needed for material conveying process, while material-pulling device can be shown in viscous
Under material scraper of the knot on rotary kiln inwall, overcome because of the defect of materials from bonding occluding device；(3) the utility model is using closed
Structure, it is ensured that mercurous, the arsenic flue gas produced in warm will not be revealed, so as to reduce the harm to environment；(4) this reality
Heat preservation sandwich layer is provided with new, the thermal loss in heat drying process is reduced, heat exchange efficiency is improve, the energy is reduced and is disappeared
Consumption；(5) the utility model is provided with safety valve, so as to avoid production process in due to turn round kiln inner pressure it is too high and produce
Potential safety hazard；(6) heating jacket of the present utility model is provided with the hot mouth of string, it is possible to use subsequent handling adds thermogenetic heat to enter
Row heating, improves the utilization rate of the energy；(7) the utility model is provided with smoke backflow mouth, can be using in subsequent handling
Heat smoke backflow is heated to material, and waste heat is make use of well, improves heat utilization efficiency, reduces the consumed energy of heating
Source；(8) the utility model controls the natural gas consumption in heated nozzle so as to control to add by heating main valve and heat control valve
Heat, it is precise control, safe and reliable.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure：1- charging apertures, 2- exhanst gas outlets, 3- material-pulling devices, 4- exhaust outlets, 5- drying rotary kilns, 6- heating jackets,
7- heat preservation sandwich layers, 8- grinding breakers, the hot mouth of 9- strings, 10- smoke backflow mouths, 11- tremie pipes, 12- natural gas tubes, 13- adds
Hot main valve, 14- heated nozzles, 15- heat control valves, 16- safety valves, 17- motors.
Specific embodiment
The utility model is described further with reference to the accompanying drawings and examples, but protection domain of the present utility model is not
Limited by embodiment.
Embodiment 1
A kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing, by closed drying rotary kiln (5), is arranged on baking
Heating jacket (6) outside dry rotary kiln, the material-pulling device (3) being arranged in drying rotary kiln, it is arranged in drying rotary kiln
Grinding breaker (8) and heat preservation sandwich layer (7) composition being arranged on outside heating jacket；Described material-pulling device is arranged on rotary kiln
Inner Front End, described grinding breaker is arranged on rear end in rotary kiln, and described material-pulling device length is long for drying rotary kiln
The 30% of degree, the length of described grinding breaker is dry rotary kiln length 70%；Described drying rotary kiln one end
Centre is provided with charging aperture (1), and top is provided with exhanst gas outlet (2), and other end bottom is provided with tremie pipe (11).
Described drying rotary kiln is provided with one end top of tremie pipe and is provided with smoke backflow mouth (10).
The described angle dried between rotary kiln and horizontal plane is 1 degree.
Described drying rotary kiln is provided with safety valve (16).
Several heated nozzles (14) are provided with described heating jacket, string is provided near tremie pipe one end on heating jacket
Hot mouth (9), near charging aperture one end exhaust outlet (4) is provided with.
The port of export of described heated nozzle is arranged in described heating jacket, and entrance point is arranged on natural gas tube (12)
On, described natural gas tube is provided with heating main valve (13), and each heated nozzle is provided with a heat control valve (15).
The internal diameter of the external diameter of described material-pulling device≤drying rotary kiln.
Described drying rotary kiln lower section is provided with a motor (17).
Described grinding breaker be rod iron, a diameter of 3cm of rod iron.
Embodiment 2
A kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing, by closed drying rotary kiln, is arranged on and dries back
Heating jacket outside rotary kiln, the material-pulling device being arranged in drying rotary kiln, the broken dress of grinding being arranged in drying rotary kiln
Put and be arranged on the heat preservation sandwich layer composition outside heating jacket；Described material-pulling device is arranged on rotary kiln Inner Front End, and described grinds
Gall crushing device and be arranged on rear end in rotary kiln, described material-pulling device length is dry rotary kiln length 40%, described
The length of grinding breaker is dry rotary kiln length 60%；Charging aperture is provided with the middle of described drying rotary kiln one end,
Top is provided with exhanst gas outlet, and other end bottom is provided with tremie pipe.
Described drying rotary kiln is provided with one end top of tremie pipe and is provided with smoke backflow mouth.
The described angle dried between rotary kiln and horizontal plane is 5 degree.
Described drying rotary kiln is provided with safety valve.
Several heated nozzles are provided with described heating jacket, string heat is provided near tremie pipe one end on heating jacket
Mouthful, it is provided with exhaust outlet near charging aperture one end.
The port of export of described heated nozzle is arranged in described heating jacket, and entrance point is arranged on natural gas tube,
Described natural gas tube is provided with heating main valve, and each heated nozzle is provided with a heat control valve.
The internal diameter of the external diameter of described material-pulling device≤drying rotary kiln.
Described drying rotary kiln lower section is provided with two motors.
Described grinding breaker is steel ball, a diameter of 6cm of described steel ball.
Embodiment 3
A kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing, by closed drying rotary kiln, is arranged on and dries back
Heating jacket outside rotary kiln, the material-pulling device being arranged in drying rotary kiln, the broken dress of grinding being arranged in drying rotary kiln
Put and be arranged on the heat preservation sandwich layer composition outside heating jacket；Described material-pulling device is arranged on rotary kiln Inner Front End, and described grinds
Gall crushing device and be arranged on rear end in rotary kiln, described material-pulling device length is dry rotary kiln length 50%, described
The length of grinding breaker is dry rotary kiln length 50%；Charging aperture is provided with the middle of described drying rotary kiln one end,
Top is provided with exhanst gas outlet, and other end bottom is provided with tremie pipe.
Described drying rotary kiln is provided with one end top of tremie pipe and is provided with smoke backflow mouth.
The described angle dried between rotary kiln and horizontal plane is 10 degree.
Described drying rotary kiln is provided with safety valve.
Several heated nozzles are provided with described heating jacket, string heat is provided near tremie pipe one end on heating jacket
Mouthful, it is provided with exhaust outlet near charging aperture one end.
The port of export of described heated nozzle is arranged in described heating jacket, and entrance point is arranged on natural gas tube,
Described natural gas tube is provided with heating main valve, and each heated nozzle is provided with a heat control valve.
The internal diameter of the external diameter of described material-pulling device≤drying rotary kiln.
Described drying rotary kiln lower section is provided with four motors.
Heated using natural gas in heating jacket of the present utility model.
The mixing of described grinding breaker steel ball and rod iron, the described a diameter of 10cm for grinding breaker.
Operation principle of the present utility model is as follows：Mercurous, arsenic pollution thing is from being arranged on entering in the middle of drying rotary kiln one end
Material mouth enters drying rotary kiln, gradually broken to grinding is provided with the presence of slag screw rod and self gravitation is pushed away in drying rotary kiln
One end conveying of crushing device, further crushes under the grinding of grinding breaker；Natural gas enters heating folder from heated nozzle
Cover, mercurous, the arsenic material that burning is produced in heat and drying rotary kiln in heating jacket exchanges heat and mercurous, arsenic material is carried out
Discharge from hot gas outlet after drying.In the course of conveying of material, the material being bonded on rotary kiln inwall is pushed away slag screw rod
Scrape, so as to overcome the problem of wet feed bonding.Mercurous, the arsenic pollution thing for completing to exchange heat and be dried enters next by tremie pipe
Individual operation is continued with.Produced flue gas enters follow-up fume purifying processes by exhanst gas outlet in heating and dry run.
The high-temperature flue gas that subsequent handling is produced partly can be returned in drying rotary kiln by smoke backflow mouth and enter one to material
Step heating, the thermal current in subsequent handling heating jacket can also pass through string heat pipe in the heating jacket of the present embodiment to drying
Dry rotary kiln is heated, and so as to improve heat utilization efficiency, reduces the consumption of the energy.
Claims (9)
1. a kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing, it is characterised in that by closed drying rotary kiln, set
Put the heating jacket outside drying rotary kiln, the material-pulling device being arranged in drying rotary kiln, be arranged in drying rotary kiln
Grinding breaker and the heat preservation sandwich layer composition being arranged on outside heating jacket；Described material-pulling device is arranged in drying rotary kiln
Front end, described grinding breaker is arranged on rear end in drying rotary kiln, and described material-pulling device length is drying rotary kiln
The 30%-50% of length, the length of described grinding breaker is the 50%-70% for drying rotary kiln length；Described baking
Charging aperture is provided with the middle of dry rotary kiln one end, top is provided with exhanst gas outlet, and other end bottom is provided with tremie pipe.
2. a kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing according to claim 1, it is characterised in that institute
The drying rotary kiln stated is provided with one end top of tremie pipe and is provided with smoke backflow mouth.
3. a kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing according to claim 1, it is characterised in that institute
Angle between the drying rotary kiln stated and horizontal plane is 1-10 degree.
4. a kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing according to claim 1, it is characterised in that institute
The drying rotary kiln stated is provided with safety valve.
5. a kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing according to claim 1, it is characterised in that institute
Several heated nozzles are provided with the heating jacket stated, the hot mouth of string are provided near tremie pipe one end on heating jacket, near charging
Mouth one end is provided with exhaust outlet.
6. a kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing according to claim 5, it is characterised in that institute
The port of export of the heated nozzle stated is arranged in described heating jacket, and entrance point is arranged on natural gas tube, and described is natural
Tracheae is provided with heating main valve, and each heated nozzle is provided with a heat control valve.
7. a kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing according to claim 1, it is characterised in that institute
The grinding breaker stated is rod iron and/or steel ball, the described a diameter of 3-10cm for grinding breaker.
8. a kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing according to claim 1, it is characterised in that institute
The external diameter ＜ of the material-pulling device stated dries the internal diameter of rotary kiln.
9. a kind of device that preheating and drying is carried out to mercurous, arsenic pollution thing according to claim 1, it is characterised in that institute
The drying rotary kiln lower section stated is provided with least one motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621028848.6U CN206094802U (en) | 2016-08-31 | 2016-08-31 | Carry out hot drying's device in advance to mercurous, arsenic pollution thing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621028848.6U CN206094802U (en) | 2016-08-31 | 2016-08-31 | Carry out hot drying's device in advance to mercurous, arsenic pollution thing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206094802U true CN206094802U (en) | 2017-04-12 |
Family
ID=58475661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621028848.6U Active CN206094802U (en) | 2016-08-31 | 2016-08-31 | Carry out hot drying's device in advance to mercurous, arsenic pollution thing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206094802U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180750A (en) * | 2017-12-25 | 2018-06-19 | 北矿磁材科技有限公司 | A kind of dry kiln and the method for carrying out auxiliary drying to material containing chromium by dry kiln using hot waste gas |
| CN111059543A (en) * | 2019-12-13 | 2020-04-24 | 重庆科技学院 | Two segmentation double-oar leaf waste treatment device |
-
2016
- 2016-08-31 CN CN201621028848.6U patent/CN206094802U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180750A (en) * | 2017-12-25 | 2018-06-19 | 北矿磁材科技有限公司 | A kind of dry kiln and the method for carrying out auxiliary drying to material containing chromium by dry kiln using hot waste gas |
| CN108180750B (en) * | 2017-12-25 | 2023-04-07 | 北矿磁材科技有限公司 | Drying kiln and method for auxiliary drying of chromium-containing material through drying kiln by utilizing hot waste gas |
| CN111059543A (en) * | 2019-12-13 | 2020-04-24 | 重庆科技学院 | Two segmentation double-oar leaf waste treatment device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190308 Address after: 650100 Building B2 2007, Rongcheng Youjun, Xiyuan Road, Xishan District, Kunming City, Yunnan Province Patentee after: Yunnan Yunze Environmental Technology Co., Ltd. Address before: Hope Hui 4 Building 2 Unit 3501, Xishan District, Kunming City, Yunnan Province Patentee before: Ji Chenggang |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190731 Address after: 650000 Building B2 2007, Rongcheng Youjun, Xiyuan Road, Xishan District, Kunming City, Yunnan Province Patentee after: Yunnan Whole Week Environmental Technology Co., Ltd. Address before: 650100 Building B2 2007, Rongcheng Youjun, Xiyuan Road, Xishan District, Kunming City, Yunnan Province Patentee before: Yunnan Yunze Environmental Technology Co., Ltd. |
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| TR01 | Transfer of patent right |