CN204981215U - Solar thin film waste water evaporative concentration device - Google Patents
Solar thin film waste water evaporative concentration device Download PDFInfo
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- CN204981215U CN204981215U CN201520021760.0U CN201520021760U CN204981215U CN 204981215 U CN204981215 U CN 204981215U CN 201520021760 U CN201520021760 U CN 201520021760U CN 204981215 U CN204981215 U CN 204981215U
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- waste water
- water
- solar energy
- energy film
- fresh
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- 239000002351 wastewater Substances 0.000 title claims abstract description 83
- 239000010409 thin film Substances 0.000 title claims abstract description 10
- 239000010408 film Substances 0.000 claims abstract description 69
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 239000013505 freshwater Substances 0.000 claims abstract description 38
- 238000001704 evaporation Methods 0.000 claims abstract description 32
- 230000008020 evaporation Effects 0.000 claims abstract description 30
- 239000006200 vaporizer Substances 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 238000012546 transfer Methods 0.000 claims description 2
- 238000002474 experimental method Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 12
- 239000012153 distilled water Substances 0.000 abstract description 3
- 238000002425 crystallisation Methods 0.000 abstract description 2
- 230000008025 crystallization Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000001223 reverse osmosis Methods 0.000 abstract description 2
- 150000003839 salts Chemical class 0.000 abstract 3
- 238000004581 coalescence Methods 0.000 abstract 1
- 239000012141 concentrate Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 230000002209 hydrophobic effect Effects 0.000 description 4
- 208000028659 discharge Diseases 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 238000007781 pre-processing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000002207 thermal evaporation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/208—Off-grid powered water treatment
- Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The utility model relates to a solar thin film waste water evaporative concentration device, device have adopted a simple and practical to utilizing the ordinary pressure technique of solar energy evaporation, can containing the concentration of salt waste water salt content to 10% with the height, distilled water retrieval and utilization, concentrate can directly get into the zero release that waste water was realized to the crystallization device. Compare with traditional hot method and reverse osmosis technique, it is energy -concerving and environment -protective, can effectively reduce the running cost of initial investment expense and system. The device comprises waste water tank, solar thin film evaporimeter, fresh -water tank, thick water tank, dense water -circulating pump. The high salt waste water that contains is forming the even water film that distributes through the rivers distributor, it rises to the film internal surface on the steam of evaporation to be heated through the solar thin film evaporimeter to the coalescence becomes the liquid drop, and along interior surface flow to the fresh water collecting vat of film, fresh water is recoverable recycles. The continuous evaporative concentration of waste water in the evaporating chamber collects thick water tank through dense water collecting pipe, requires the constantly circulation of dense water, repetitiou evaporative concentration according to the concentration.
Description
Technical field
This patent relates to a kind of solar energy film waste water evaporation concentration device, device can be applicable to high saliferous height organic wastewater concentrated, to reduce discharging or in zero discharge treatment process.
Background technology
Waste water zero emission, English ZeroLiquidDisge, is called for short ZLD, i.e. liquid zero emission.Although conventional ZLD technology can realize, no matter from investment, or be used for from operational cost, all will pay quite high cost.Adopt conventional hot method technique concentrated high slat-containing wastewater will be evaporated, corrodibility is extremely strong, must make vaporizer with titanium material, so facility investment is abnormal expensive.Waste water be flashed to distilled water, energy consumption is high, and to energy-conservation unfavorable, obtained reuse water cost is also very high, reduces the cost performance of waste water recycling.Adopt reverse osmosis membrane concentration height saliferous height organic wastewater will increase complicated organism pre-treatment facility, investment is large, and operation energy consumption is high, and membrane lifetime is short.This patent have employed a kind of simple and practical, and the normal pressure technology utilizing sun power to evaporate, high saliferous height organic wastewater can be concentrated to 10%(concentration 100000ppm), its distilled water reuse, concentrated solution directly can enter the zero release that crystallization apparatus realizes waste water.The core technology of this patent is solar energy film vaporizer.
Patent content
The object of this patent is to provide a kind of solar energy film waste water evaporation concentration device, high with the hot method concentrating unit cost solving existing employing steam, energy consumption is high, the problem high to the pre-processing requirements of waste water.This patent, compared with similar technique, effectively can reduce the running cost of initial investment expense and system.
This patent is solve the problems of the technologies described above the technical scheme taked to be: this device is made up of the waste water tank connected in order from top to bottom (1), solar energy film vaporizer (2), fresh-water tank (3), dense water tank (4), dense water-circulating pump (5), specifically refers to patent figures.Solar energy film vaporizer (2) is the core component of this device.High saliferous height organic wastewater is entering swash plate bottom the evaporator room arranged at angle of inclination by waterflow distributor, form the moisture film be evenly distributed, enough large evaporation contact surface is formed by the film of solar energy film vaporizer and sunlight, thus fully evaporated, water vapor by thermal evaporation rises to film internal surface, and being agglomerated into drop, the surface tension of drop and action of gravity make it flow to fresh water collecting groove along film internal surface from top to bottom, the recyclable recycling of fresh water.In evaporator room, waste water constantly evaporates and flows downward to evaporator room lower end along bottom swash plate, collects dense water tank through dense water collection pipe.According to concentrated requirement can dense water again to be returned by dense water-circulating pump be arranged in vaporizer top waste water tank in constantly circulation is concentrated.
Aforesaid solar energy film vaporizer is the core of this device.It is made up of waterflow distributor (2-1), solar energy film (2-2), waste water evaporator room (2-3), fresh water collecting groove (2-4) and dense water collection pipe (2-5).Solar energy film sealing covers on waste water evaporator room (2-3) film skeleton.Waste water evaporator room (2-3) is obliquely installed, and wastewater inlet pipe is located in the bottom of solar energy film, is connected with waterflow distributor, and dense water collection pipe is located in the bottom of evaporator room.Between the solar energy film that described fresh water collecting groove (2-4) is arranged on solar energy film vaporizer lower end and evaporator room base plate, its fresh water collected introduces fresh-water tank by fresh water collecting groove.Thus reach Waste water concentrating, the object of fresh water reuse.
Waterflow distributor (2-1) is the vitals of solar energy film vaporizer, it is characterized in that: it is a PE pipe being evenly covered with aperture (pore diameter range is 0.5 ~ 1mm), can be evenly distributed on the swash plate bottom thin-film evaporator by its waste water, form water membrane, thus reach the effect of fully heat absorption evaporation.
Waste water evaporator room (2-3) is that waste water receives sunlight heat radiation, completes the carrier body of evaporative effect, it is characterized in that its angle of inclination and bottom it swash plate length all through testing and scientific algorithm.Wherein α angle should control within the scope of 30 ~ 80 degree as shown in drawings, swash plate projecting length in the horizontal direction should control within the scope of 1000 ~ 4000mm, to ensure the vaporizer residence time of waste water in thin-film evaporator, its water vapor produced can condense and be attached to its smooth film internal surface, drop go downstream to fresh water collecting groove collect after flow into fresh-water tank.
Aforesaid waste water evaporator room (2-3), is characterized in that the solar energy film at its top and the distance h bottom it between swash plate internal surface should control within the scope of 100 ~ 200mm, to ensure the caloradiance of sunlight to waste water.
Solar energy film has been the important carrier of photothermal deformation, and it is characterized in that its adopts PVC or PE material, outside surface applies nanometer heat absorbing coating, and collecting efficiency is high, snappiness is strong, corrosion-resistant, anti-aging, price is low, easily obtain.This film material is smooth, there is very strong wetting ability, thermal resistance is little and can ensure hydrophobic smooth and easy, therefore the water vapor produced by thermal evaporation in complete assembly is very easily attached to its surface and condenses into water droplet, and along its smooth and easy gravity flow in smooth surface, after fresh water collecting groove is collected, enter fresh-water tank, reach the object that fresh water is separated with dense water.
Aforesaid solar energy film waste water evaporation concentration device, it is characterized in that: waste water tank is arranged in the top of a whole set of concentrating unit, rising pipe be connected to water tank bottom and with the vaporizer UNICOM be positioned at below it, waste water leans on self gravitation through waterflow distributor, bottom evaporator room, swash plate evenly goes downstream, and reaches energy-saving effect.
Aforesaid solar energy film waste water evaporation concentration device, it is characterized in that: fresh-water tank is arranged in solar energy film vaporizer lower end, fresh water outlet mouth is not less than fresh-water tank apical side height, and fresh-water tank is arranged on above dense water tank, therefore fresh water can be delivered to water spot by action of gravity, not only save fresh water transfer pump equipment, and effectively reduce device power consumption.
Aforesaid solar energy film waste water evaporation concentration device, it is characterized in that: the dense water tank being arranged in complete assembly bottommost is connected with solar energy film vaporizer by the dense water collection pipe being located in evaporator room bottom, dense waterbox design is equipped with dense water-circulating pump, dense water repeatedly can be evaporated according to concentration rate requirement circulation, reach repeatedly the object of evaporation concentration.
This patent is as follows relative to the beneficial effect of prior art:
1, this patent adopts solar energy resources to realize Waste water concentrating, and energy consumption is low, low to the pre-processing requirements of waste water;
2, single covering device process water yield is 0.5-1m
3/ d;
3, high saliferous height organic wastewater can be processed, within the dissolved solid (TDS) in waste water can reach 50000ppm, within organism (COD) can reach 30000ppm;
4, this patent is lightweight, is convenient to transport, installation and removal;
5, the structure of this patent is simple, and be easy to realize, production cost is low, is particularly suitable for the waste water water yield less, the water quality of waste component complexity.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of this patent;
Mark in Fig. 1: 1 waste water tank, 2 solar energy film vaporizers, 3 fresh-water tanks, 4 dense water tanks, 5 dense water-circulating pumps;
2-1 waterflow distributor, 2-2 solar energy film, 2-3 waste water evaporator room, 2-4 fresh water collecting groove, the dense water collection pipe of 2-5.
Embodiment
Embodiment one: composition graphs 1 illustrates, present embodiment comprises the waste water tank connected in order from top to bottom
,solar energy film vaporizer, fresh-water tank, dense water tank, dense water-circulating pump.It is characterized in that: thin-film evaporator absorbs sun power to greatest extent, waste water is evenly distributed on the swash plate bottom thin-film evaporator by waterflow distributor, the vaporizer angle of inclination designed by scientific algorithm and the swash plate length matched with it, flow rate of water flow is controlled in the reasonable scope, ensure effective vaporizer residence time, waste water is fully evaporated and produces fresh water recycling, dense water enters dense water tank through overrich water collection pipe and collects, then is back to waste water tank by dense water-circulating pump and again evaporates or discharge.Concrete layout as shown in Figure 1, waste water tank (1) is positioned at the highest point of a whole set of concentrating unit, by the rising pipe be arranged at bottom waste water tank and solar energy film vaporizer (2) UNICOM be positioned at below it, waste water leans on self gravitation through being installed on the waterflow distributor (2-1) of thin-film evaporator (2) inner side, evenly go downstream along evaporator room (2-3) bottom swash plate, form water membrane, the water vapor that constantly evaporation produces under the irradiation of sunlight rises to solar energy film (2-2) internal surface, constantly be agglomerated into drop to go downstream, collect inflow through fresh water collecting groove (2-4) and be positioned at fresh-water tank (3) above dense water tank (4).Flow down along swash plate bottom evaporator room through the continuous remaining dense water of evaporation, dense water collection pipe (2-5) through being arranged in evaporator room bottom is drained to dense water tank (4), dense water tank bottom side is connected with dense water-circulating pump (5), and dense water can be delivered to waste water tank circulation and repeatedly evaporate or directly discharge by this pump.
Embodiment two: composition graphs 1 illustrates, present embodiment solar energy film (2-2) is polyethylene or polyvinyl chloride film.So arrange present embodiment, object ensures the sealing to evaporating waste water, and above-mentioned materials is easy to draw materials simultaneously, and with low cost, photo-thermal conversion efficiency is high.
Embodiment three: composition graphs 1 illustrates, present embodiment film skeleton is rectangular film skeleton.So present embodiment is set, is convenient to manufacture.
Embodiment four: composition graphs 1 illustrates, present embodiment film skeleton is plastics or metallic film skeleton.So present embodiment is set, is convenient to according to different working conditions, choose plastics or metallic film skeleton, use more flexible, hommization.
Embodiment five: composition graphs 1 illustrates, the angle between present embodiment rectangular film skeleton and vertical direction is 30 °-80 °.So present embodiment is set, is convenient to utilize solar energy resources to realize Waste water concentrating, enhances the generation of water vapor, improve thermo-efficiency and the concentrated effect of device.
This patent is in implementation process, and particular case is as follows:
The film of present embodiment is polyethylene, setting angle 30 °, evaporator tank volume 2m
3,effective surface area 4m
2, in Chifeng city, test in the summer process water yield is 0.7m
3/ d;
The film of present embodiment is polyvinyl chloride, setting angle 45 °, evaporator tank volume 2m
3, effective surface area 4m
2, in Chifeng city, test in the summer process water yield is 0.75m
3/ d.
The principle of work of this patent is: the thermoradiation efficiency utilizing sunlight, and make the evaporation of water heat become water vapor and rise to solar energy film internal surface, residual waste water is the concentrated object reaching Waste water concentrating decrement constantly.
This patent is heated evaporator room by solar light irradiation vaporizer, evaporation room temp raises, water in waste water tank is distributed on base of evaporator swash plate through the waterflow distributor of vaporizer equably, formed with sunlight and contact heating surface fully, because evaporation room temp is higher than outside air temperature, therefore in evaporator room, water vapor moves upward, drop is formed when running into hydrophobic film, because hydrophobic film has very strong wetting ability, therefore water droplet goes downstream along hydrophobic film internal surface by the surface tension of self gravitation and water, flow in fresh-water tank after fresh water collecting groove is collected.Waste water in evaporator room Uniform Flow from top to bottom, and along with continuous evaporation, waste strength is more and more higher, is collected into dense water tank, can the overhead waste water case that dense water returns vaporizer again by dense water transferpump is constantly circulated concentrated according to concentrated requirement after flowing to bottom.
Claims (9)
1. a solar energy film waste water evaporation concentration device, is characterized in that: described solar energy film waste water evaporation concentration device is made up of the waste water tank connected in order (1), solar energy film vaporizer (2), fresh-water tank (3), dense water tank (4), dense water-circulating pump (5); Described solar energy film waste water evaporation concentration device carries out evaporation concentration decrement by absorption solar heat energy to waste water and reaches reduction of discharging object, and the steam that evaporation produces condenses into fresh water recycling at solar energy film internal surface.
2. solar energy film waste water evaporation concentration device according to claim 1, is characterized in that: solar energy film vaporizer comprises waterflow distributor (2-1), solar energy film (2-2), waste water evaporator room (2-3), fresh water collecting groove (2-4) and dense water collection pipe (2-5).
3. solar energy film waste water evaporation concentration device according to claim 2, it is characterized in that: waterflow distributor is a porous PE pipe, pore diameter range is 0.5 ~ 1mm, is evenly distributed on the swash plate bottom thin-film evaporator by its waste water, forms water membrane.
4. solar energy film waste water evaporation concentration device according to claim 2, is characterized in that: the angle of inclination of waste water evaporator room and bottom swash plate length thereof are all through experiment and scientific algorithm; Wherein the bottom swash plate of waste water evaporator room and the angle α of vertical direction are within the scope of 30 ~ 80 degree, swash plate projecting length L is in the horizontal direction within the scope of 1000 ~ 4000mm, to ensure the vaporizer residence time of waste water in solar energy film vaporizer, its water vapor produced can condense and be attached to solar energy film internal surface, drop go downstream to fresh water collecting groove collect after flow into fresh-water tank.
5. solar energy film waste water evaporation concentration device according to claim 2, it is characterized in that: the top solar energy film of waste water evaporator room and the distance h bottom it between swash plate internal surface within the scope of 100 ~ 200mm, to ensure the caloradiance of sunlight to waste water.
6. solar energy film waste water evaporation concentration device according to claim 2, is characterized in that: solar energy film adopts PVC or PE material, and outside surface applies nanometer heat absorbing coating, and collecting efficiency is high, snappiness is strong, and material easily obtains.
7. solar energy film waste water evaporation concentration device according to claim 1, it is characterized in that: waste water tank (1) is arranged in the top of a whole set of concentrating unit, rising pipe be connected to water tank bottom and with position and the vaporizer UNICOM below it, waste water leans on self gravitation through waterflow distributor, bottom evaporator room, swash plate evenly goes downstream, and reaches energy-saving effect.
8. solar energy film waste water evaporation concentration device according to claim 1, it is characterized in that: fresh-water tank (3) is arranged in above dense water tank (4), superposition is arranged, fresh water can by gravity transfer to using water spot, energy efficient and occupation of land.
9. solar energy film waste water evaporation concentration device according to claim 1, is characterized in that: design is equipped with dense water-circulating pump (5), according to concentration rate requirement, dense water can be circulated again and repeatedly evaporate, and reaches object concentrated further.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520021760.0U CN204981215U (en) | 2015-01-14 | 2015-01-14 | Solar thin film waste water evaporative concentration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520021760.0U CN204981215U (en) | 2015-01-14 | 2015-01-14 | Solar thin film waste water evaporative concentration device |
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| Publication Number | Publication Date |
|---|---|
| CN204981215U true CN204981215U (en) | 2016-01-20 |
Family
ID=55115603
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|---|---|---|---|
| CN201520021760.0U Active CN204981215U (en) | 2015-01-14 | 2015-01-14 | Solar thin film waste water evaporative concentration device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105836831A (en) * | 2015-01-14 | 2016-08-10 | 北京朗新明环保科技有限公司 | Solar energy film apparatus for evaporative concentration of waste water |
| CN111348708A (en) * | 2020-02-10 | 2020-06-30 | 东华大学 | Light-oriented solar photo-thermal seawater evaporation method and device |
| CN113213977A (en) * | 2021-05-21 | 2021-08-06 | 尚迪(荆门)生态科技有限公司 | Thousand pages of membrane choke gathers water excrement and urine fermenting installation |
-
2015
- 2015-01-14 CN CN201520021760.0U patent/CN204981215U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105836831A (en) * | 2015-01-14 | 2016-08-10 | 北京朗新明环保科技有限公司 | Solar energy film apparatus for evaporative concentration of waste water |
| CN105836831B (en) * | 2015-01-14 | 2019-07-26 | 北京朗新明环保科技有限公司 | Solar energy film waste water evaporation concentration device |
| CN111348708A (en) * | 2020-02-10 | 2020-06-30 | 东华大学 | Light-oriented solar photo-thermal seawater evaporation method and device |
| CN111348708B (en) * | 2020-02-10 | 2021-06-11 | 东华大学 | Light-oriented solar photo-thermal seawater evaporation method and device |
| CN113213977A (en) * | 2021-05-21 | 2021-08-06 | 尚迪(荆门)生态科技有限公司 | Thousand pages of membrane choke gathers water excrement and urine fermenting installation |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Lang Xinming Environmental Protection Technology Co.,Ltd. Address before: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee before: BEIJING LUCENCY ENVIRO-TECH Co.,Ltd. |
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| CP03 | Change of name, title or address |
Address after: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Water Environmental Protection Co.,Ltd. Country or region after: China Address before: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee before: Guoneng Lang Xinming Environmental Protection Technology Co.,Ltd. Country or region before: China |