CN106178714B - A kind of emission-control equipment - Google Patents
A kind of emission-control equipment Download PDFInfo
- Publication number
- CN106178714B CN106178714B CN201610700927.5A CN201610700927A CN106178714B CN 106178714 B CN106178714 B CN 106178714B CN 201610700927 A CN201610700927 A CN 201610700927A CN 106178714 B CN106178714 B CN 106178714B
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- China
- Prior art keywords
- emission
- module
- control equipment
- sleeve
- fixedly connected
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- 238000002955 isolation Methods 0.000 claims description 12
- 239000013618 particulate matter Substances 0.000 claims description 5
- 239000007789 gas Substances 0.000 abstract description 41
- 239000002912 waste gas Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002440 industrial waste Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000004831 Hot glue Substances 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/005—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by heat treatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2064—Arrangement or mounting of control or safety devices for air heaters
- F24H9/2071—Arrangement or mounting of control or safety devices for air heaters using electrical energy supply
Abstract
The invention discloses a kind of emission-control equipments,Belong to technical field of waste gas treatment,It includes emission-control equipment ontology,Lift module,Air inlet module,Exhaust module,Temperature control modules and power module,The lifting module is set to the bottom of the emission-control equipment ontology,The both ends of the emission-control equipment ontology have been respectively fixedly connected with the air inlet module and the exhaust module,The temperature control modules are fixedly connected on the side wall of the emission-control equipment ontology,The power module is set on the side wall of the emission-control equipment ontology,The present invention collects lifting module,Temperature control modules,Air inlet module and exhaust module are in one,Efficiency that is multi-functional and substantially increasing exhaust-gas treatment is fully demonstrated,The lifting module can adjust the height of whole device at any time,The temperature control modules can control the temperature of device discharge treated gas.
Description
Technical field
The present invention relates to technical field of waste gas treatment, more particularly to a kind of emission-control equipment.
Background technology
Atmosphere pollution is China's one of environmental problem most outstanding at present, and wherein industrial waste gas is the important of atmosphere pollution
Source.Most intractable in industrial waste gas is exactly organic exhaust gas, mainly include various hydro carbons, alcohols, aldehydes, acids, ketone and
Amine etc..They are mainly derived from the exhaust gas discharged in oil and chemical industry production process, and feature is that quantity is larger, organic matter
Content fluctuation is big, it is flammable, there is certain toxicity, some to go back foul smelling.And the discharge of chlorofluorocarbons can also cause the destruction of ozone layer.
Domestic dyeing hot melt adhesive applicators, PVC calenders plastic cement, trimmer shaping and open mill generate during producing heat
A large amount of organic exhaust gas after organic exhaust gas enters human body by respiratory tract and skin, can be to human body respiration, blood, liver etc.
System and organ cause temporary or permanent lesion, especially polycyclic aromatic hydrocarbon type organic that human body can be made directly carcinogenic.These have
Machine exhaust gas, can also be secondary by the reaction of a series of complex generation under the action of sunshine other than causing direct atmosphere pollution
Pollutant becomes one of main source of PM2.5, so the processing of organic exhaust gas and purification are imperative,
Application No. is a kind of CN201520788522.2 inventions fume treating device for coal fired boiler, although its structure
Advantages of simple, energy conservation and environmental protection, but it does not adapt to the placement requirement under a variety of different complex environments, air inlet and exhaust efficiency
It is low.
Application No. is a kind of CN201420651999.1 inventions coating apparatus emission-control equipments, although it is solved
The problems such as existing waste gas treatment equipment space is big, service life is short, but it cannot efficiently control discharge gas
Temperature, and exhaust treatment efficiency is low, while equipment cleaning is inconvenient.
Invention content
Technical problem to be solved by the invention is to provide a kind of emission-control equipments, can greatly improve exhaust-gas treatment
Efficiency, to solve the above-mentioned many defects caused by the prior art.
To achieve the above object, the present invention provides technical solution below：A kind of emission-control equipment, including exhaust-gas treatment
Device body, lifting module, air inlet module, exhaust module, temperature control modules and power module, the lifting module are set to institute
The bottom of emission-control equipment ontology is stated, the both ends of the emission-control equipment ontology have been respectively fixedly connected with the air inlet module
With the exhaust module, the temperature control modules are fixedly connected on the side wall of the emission-control equipment ontology, the electricity
Source module is set on the side wall of the emission-control equipment ontology.
It is using the advantageous effect of above technical scheme：Collection lifting module, temperature control modules, air inlet module and exhaust mould
Block has fully demonstrated efficiency that is multi-functional and substantially increasing exhaust-gas treatment, the lifting module can be at any time in integration
The height of whole device is adjusted, the temperature control modules can control the temperature of device discharge treated gas.
Preferably, the lifting module includes linear motor, supporting rack, the first sleeve and second sleeve, described second set
Cylinder is fixedly connected on the top of support frame as described above, and first sleeve is fixedly connected on the bottom of the emission-control equipment ontology
Portion, the first set jacket casing are connected in the second sleeve, and the linear motor is fixedly connected on the inner wall of the second sleeve
On, the movable part of the linear motor is fixedly connected on the bottom of the emission-control equipment ontology, first sleeve and
The sectional elevation of second sleeve is rectangular configuration, and the linear motor is linked together with the power module by electric wire.
It is using the advantageous effect of above technical scheme：The linear motor can control the first sleeve and second sleeve it
Between opposite sliding to achieve the purpose that adjust emission-control equipment body height, the first sleeve and second sleeve are all set as square
Shape structure is conducive to the installation of linear motor.
Preferably, support frame as described above includes four connecting rods, four telescopic rods and four pillars, adjacent in four connecting rods
Two connecting rods it is hinged, form closing wire frame, one end of four telescopic rods is hinged with four connecting rods respectively
Locate hinged, the other end of four telescopic rods is hinged on the bottom of the second sleeve, and four pillars are set to
The bottom of four connecting rod hinged places.
It is using the advantageous effect of above technical scheme：Four connecting rods constitute the parallelogram sturcutre that can be deformed,
The shape of supporting rack can be converted to adapt to different back-up environments, four pillars make device placement more steadily may be used
It leans on.
Preferably, the air inlet module includes airscoop shroud and strainer, and one end of the airscoop shroud is set there are four air inlet, into
The other end of gas hood is equipped with round port, and the strainer is fixedly connected on the inner wall of the round port, the circle port
Bottom end be equipped with Butterworth Hatch.
It is using the advantageous effect of above technical scheme：Using four air inlets so that intake efficiency higher, the strainer
Part particulate matter in exhaust gas can be isolated, the Butterworth Hatch can timely clean remaining particulate matter in airscoop shroud.
Preferably, the exhaust module includes hood, isolation board and electrically operated valve, and the isolation board is fixedly connected on institute
It states on the inner wall of hood, the middle part of the isolation board is equipped with gas vent, and the motor-driven valve is fixedly connected on the gas vent
Door, the electrically operated valve are linked together with the power module by electric wire.
It is using the advantageous effect of above technical scheme：Airscoop shroud is isolated into Accreditation Waiting Area and effective district by the isolation board,
Temperature in the Accreditation Waiting Area closes always electrically operated valve and opening temperature control if the delivery temperature for not reaching specified
Module can open electrically operated valve until gas temperature reaches assigned temperature, gas is discharged through effective district.
Preferably, the temperature control modules include temperature sensor, controller and electrical bar, the electrical bar and temperature
Sensor is set on the inner wall of the exhaust-gas treatment module body, and the controller is set to the outer of the exhaust-gas treatment module body
On wall.
It is using the advantageous effect of above technical scheme：The temperature sensor senses are to treated gas temperature and lead to
The controller is crossed to control the keying of electrical bar, the gas temperature so as to control discharge is the gas temperature specified.
Preferably, the temperature sensor, controller and electrical bar are connected to the power module by electric wire respectively
Together, the controller is also connected to the electrical bar, the temperature sensor and the electrically operated valve by electric wire respectively
Together.
It is using the advantageous effect of above technical scheme：Circuit connection is easy, and easy to maintenance reliable, service life is long, control
Effect processed is good.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the structural schematic diagram for lifting module；
Fig. 3 is the structural schematic diagram of air inlet module；
Fig. 4 is the structural schematic diagram of exhaust module；
Fig. 5 is circuit connection diagram.
Wherein, 1-- emission-control equipments ontology, 2-- liftings module, 3-- air inlet modules, 4-- exhaust modules, 5-- temperature
Control module, 6-- power modules, 7-- linear motors, 8-- supporting racks, the first sleeves of 9--, 10-- second sleeves, 11-- connecting rods,
12-- telescopic rods, 13-- pillars, 14-- airscoop shrouds, 15-- strainers, 16-- air inlets, 17-- circles port, 18-- Butterworth Hatch,
19-- hoods, 20-- isolation boards, 21-- electrically operated valves, 22-- gas vents, 23-- temperature sensors, 24-- controllers, 25--
Electrical bar.
Specific implementation mode
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
Shown in Fig. 1 and Fig. 5, show the specific implementation mode of the present invention：A kind of emission-control equipment, including exhaust-gas treatment dress
Set ontology 1, lifting module 2, air inlet module 3, exhaust module 4, temperature control modules 5 and power module 6, the lifting module 2
Set on the bottom of the emission-control equipment ontology 1, the both ends of the emission-control equipment ontology 1 have been respectively fixedly connected with described
Air inlet module 3 and the exhaust module 4, the temperature control modules 5 are fixedly connected on the side of the emission-control equipment ontology 1
On wall, the power module 6 is set on the side wall of the emission-control equipment ontology 1, collection lifting module 2, temperature control modules
5, air inlet module 3 and exhaust module 4 have fully demonstrated efficiency that is multi-functional and substantially increasing exhaust-gas treatment in integration,
The lifting module 2 can adjust the height of whole device at any time, and the temperature control modules 5 can control device discharge
The temperature of treated gas.
As shown in Fig. 2, the lifting module 2 includes linear motor 7, supporting rack 8, the first sleeve 9 and second sleeve 10, institute
The top that second sleeve 10 is fixedly connected on support frame as described above 8 is stated, first sleeve 9 is fixedly connected on the exhaust-gas treatment dress
The bottom of ontology 1 is set, first sleeve 9 is socketed in the second sleeve 10, and the linear motor 7 is fixedly connected on described
On the inner wall of second sleeve 10, the movable part of the linear motor 7 is fixedly connected on the bottom of the emission-control equipment ontology 1
Portion, first sleeve 9 and second sleeve 10 are rectangular configuration, and the linear motor 7 is connected with the power module 6 by electric wire
It is connected together, the linear motor 7 can control the opposite sliding between the first sleeve 9 and second sleeve 10 to reach adjustment
The purpose of 1 height of emission-control equipment ontology, the sectional elevation of the first sleeve 9 and second sleeve 10 all are rectangular configuration, favorably
In the installation of linear motor 7, support frame as described above 8 includes four connecting rods, 11, four telescopic rods 12 and four pillars 13, described four
Two adjacent connecting rods are hinged in connecting rod 11, form closing wire frame, one end of four telescopic rods 12 respectively with institute
State that four 11 hinged places of connecting rod are hinged, the other end of four telescopic rods 12 is hinged on the bottom of the second sleeve 10
Portion, four pillars 13 are set to the bottom of four connecting rods, 11 hinged place, four connecting rods 11 constitute can deform it is flat
Row quadrilateral structure can convert the shape of supporting rack 8 to adapt to different back-up environments, and four pillars 13 are so that the dress
Placement location is more steady reliable.
As shown in figure 3, the air inlet module 3 includes airscoop shroud 14 and strainer 15, one end of the airscoop shroud 14 is equipped with four
The other end of a air inlet 16, airscoop shroud 14 is equipped with round port 17, and the strainer 15 is fixedly connected on the round port 17
Inner wall on, the bottom end of the circle port 17 is equipped with Butterworth Hatch 18, using four air inlets 16 so that intake efficiency higher,
The strainer 15 can isolate part particulate matter in exhaust gas, and the Butterworth Hatch 18 can timely be cleaned in airscoop shroud 14 and be remained
Particulate matter, when work, Butterworth Hatch 18 is blocked with rubber stopper seal.
As shown in figure 4, the exhaust module 4 includes hood 19, isolation board 20 and electrically operated valve 21, the isolation board 20
It is fixedly connected on the inner wall of the hood 19, the middle part of the isolation board 20 is equipped with gas vent 22, on the gas vent 22
It is fixedly connected with the electrically operated valve 21, the electrically operated valve 21 is linked together with the power module 6 by electric wire, described
Airscoop shroud 14 is isolated into Accreditation Waiting Area and effective district by isolation board 20, if the temperature in the Accreditation Waiting Area does not reach specified row
Temperature degree just closes always electrically operated valve 21 and opening temperature control module 5, can be opened until gas temperature reaches assigned temperature
Electrically operated valve 21 is opened, gas is discharged through effective district.
As shown in figure 5, the temperature control modules 5 include temperature sensor 23, controller 24 and electrical bar 25, the electricity
Hot pin 25 and temperature sensor 23 are set on the inner wall of the exhaust-gas treatment module body 1, and the controller 24 is set to described useless
On the outer wall of gas disposal module body 1, the temperature sensor 23 senses that treated gas temperature and by the control
Device 24 controls the keying of electrical bar 25, and gas temperature so as to control discharge is specified gas temperature, the temperature
Sensor 23, controller 24 and electrical bar 25 are linked together with the power module 6 by electric wire respectively, the controller 24
It is also linked together respectively by electric wire with the electrical bar 25, the temperature sensing 23 and the electrically operated valve 21, circuit connects
Simplicity is connect, easy to maintenance reliable, service life is long, and control effect is good.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection domain.
Claims (3)
1. a kind of emission-control equipment, it is characterised in that：Including emission-control equipment ontology (1), lifting module (2), air inlet mould
Block (3), exhaust module (4), temperature control modules (5) and power module (6), the lifting module (2) are set at the exhaust gas
The bottom of device body (1) is managed, the both ends of the emission-control equipment ontology (1) have been respectively fixedly connected with the air inlet module
(3) and the exhaust module (4), the temperature control modules (5) are fixedly connected on the side of the emission-control equipment ontology (1)
On wall, the power module (6) is set on the side wall of the emission-control equipment ontology (1), and the lifting module (2) includes straight
Line motor (7), supporting rack (8), the first sleeve (9) and second sleeve (10), the second sleeve (10) are fixedly connected on described
The top of supporting rack (8), first sleeve (9) are fixedly connected on the bottom of the emission-control equipment ontology (1), and described
One sleeve (9) is socketed in the second sleeve (10), and the linear motor (7) is fixedly connected on the second sleeve (10)
On inner wall, the movable part of the linear motor (7) is fixedly connected on the bottom of the emission-control equipment ontology (1), described
First sleeve (9) and the sectional elevation of second sleeve (10) are rectangular configuration, the linear motor (7) and the power module
(6) it is linked together by electric wire, support frame as described above (8) includes four connecting rods (11), four telescopic rods (12) and four pillars
(13), two connecting rods adjacent in four connecting rods (11) are hinged, form closing wire frame, four telescopic rods
(12) one end is hinged with four connecting rods (11) hinged place respectively, the other end hinge of four telescopic rods (12)
It is connected on the bottom of the second sleeve (10), four pillars (13) are set to the bottom of four connecting rods (11) hinged place,
The air inlet module (3) includes airscoop shroud (14) and strainer (15), and one end of the airscoop shroud (14) sets that there are four air inlets
(16), the other end of airscoop shroud (14) is equipped with round port (17), and the strainer (15) is fixedly connected on the round port
(17) on inner wall, the bottom end of the circle port (17) is equipped with Butterworth Hatch (18), using four air inlets (16) so that air inlet
More efficient, the strainer (15) can isolate part particulate matter in exhaust gas.
2. a kind of emission-control equipment according to claim 1, it is characterised in that：The exhaust module (4) includes exhaust
Cover (19), isolation board (20) and electrically operated valve (21), the isolation board (20) are fixedly connected on the inner wall of the hood (19)
On, the middle part of the isolation board (20) is equipped with gas vent (22), and the electrically operated valve is fixedly connected on the gas vent (22)
(21), the electrically operated valve (21) is linked together with the power module (6) by electric wire, the temperature control modules (5)
Including temperature sensor (23), controller (24) and electrical bar (25), the electrical bar (25) and temperature sensor (23) are set to
On the inner wall of the emission-control equipment ontology (1), the controller (24) is set to the outer of the emission-control equipment ontology (1)
On wall.
3. a kind of emission-control equipment according to claim 2, it is characterised in that：The temperature sensor (23), control
Device (24) and electrical bar (25) are linked together with the power module (6) by electric wire respectively, and the controller (24) is also divided
It is not linked together by electric wire with the electrical bar (25), the temperature sensor (23) and the electrically operated valve (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610700927.5A CN106178714B (en) | 2016-08-22 | 2016-08-22 | A kind of emission-control equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610700927.5A CN106178714B (en) | 2016-08-22 | 2016-08-22 | A kind of emission-control equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106178714A CN106178714A (en) | 2016-12-07 |
| CN106178714B true CN106178714B (en) | 2018-08-03 |
Family
ID=57524626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610700927.5A Expired - Fee Related CN106178714B (en) | 2016-08-22 | 2016-08-22 | A kind of emission-control equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106178714B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2103761U (en) * | 1991-10-19 | 1992-05-06 | 许继林 | Ventilator for making spring mattress warm in winter and cold in summer |
| CN204693635U (en) * | 2015-06-17 | 2015-10-07 | 林冬生 | Liftable air purifier |
| CN204852837U (en) * | 2015-07-17 | 2015-12-09 | 郑州远望视讯科技有限公司 | Cloud platform lifter |
| CN204880696U (en) * | 2015-05-03 | 2015-12-16 | 杨惠萍 | Energy -concerving and environment -protective fuel air heater |
-
2016
- 2016-08-22 CN CN201610700927.5A patent/CN106178714B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2103761U (en) * | 1991-10-19 | 1992-05-06 | 许继林 | Ventilator for making spring mattress warm in winter and cold in summer |
| CN204880696U (en) * | 2015-05-03 | 2015-12-16 | 杨惠萍 | Energy -concerving and environment -protective fuel air heater |
| CN204693635U (en) * | 2015-06-17 | 2015-10-07 | 林冬生 | Liftable air purifier |
| CN204852837U (en) * | 2015-07-17 | 2015-12-09 | 郑州远望视讯科技有限公司 | Cloud platform lifter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106178714A (en) | 2016-12-07 |
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Effective date of registration: 20180626 Address after: 266100 room 1507, 3 building, 178-2 Haier Road, Laoshan District, Qingdao, Shandong. Applicant after: QINGDAO BILAN ENVIRONMENTAL PROTECTION TECHNOLOGY ENGINEERING Co.,Ltd. Address before: 062550 Renqiu City, Cangzhou, Hebei Province, South China Road, North China petroleum secondary 2 residential 4 unit 201 room Applicant before: Cao Rui |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Waste gas treatment device Effective date of registration: 20191029 Granted publication date: 20180803 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO BILAN ENVIRONMENTAL PROTECTION TECHNOLOGY ENGINEERING Co.,Ltd. Registration number: Y2019370010030 |
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Date of cancellation: 20210204 Granted publication date: 20180803 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO BILAN ENVIRONMENTAL PROTECTION TECHNOLOGY ENGINEERING Co.,Ltd. Registration number: Y2019370010030 |
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