CN104667688B - A kind of industrial waste-gas purifier - Google Patents
A kind of industrial waste-gas purifier Download PDFInfo
- Publication number
- CN104667688B CN104667688B CN201510026126.0A CN201510026126A CN104667688B CN 104667688 B CN104667688 B CN 104667688B CN 201510026126 A CN201510026126 A CN 201510026126A CN 104667688 B CN104667688 B CN 104667688B
- Authority
- CN
- China
- Prior art keywords
- tank
- air inlet
- oil
- pipe
- shower
- Prior art date
- 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.)
- Active
Links
Landscapes
- Separation Of Particles Using Liquids (AREA)
Abstract
The invention discloses a kind of industrial waste-gas purifier, it comprises body and tank, is provided with air inlet above body, on air inlet, be provided with intake valve, below air inlet, be connected with filter chamber, filter chamber is connected with air inlet pipe by supervisor, is provided with multiple pores on air inlet pipe surface, is also provided with oil filtering plate for oil in body interior, filter course is set below oil filtering plate for oil, described tank is the cavity of sealing and is arranged on body below, in tank, be loaded with filtered water, bottom at body arranges funnel, the lower end of described funnel is inserted under the liquid level in tank through the roof of tank, be provided with escape pipe in body bottom, described escape pipe is provided with air outlet valve, the mouth of pipe of described escape pipe passes a side of tank roof and inserts in the cavity on tank top, mouth of pipe height in escape pipe insertion tank is higher than the liquid level in tank, the present invention has reasonable in design, the advantage such as good purification and long service life.
Description
Technical field
The present invention relates to air purification field, relate in particular to a kind of industrial waste-gas purifier.
Background technology
At present, industrial waste gas is a kind of main pollution sources, and various toxic and harmfuls contained in industrial waste gas are made environmentBecome larger pollution, such as sulfur dioxide and hydrogen sulfide etc., and some particles cause serious air dirt to PEDye, and industrial waste gas is as one of main source of atmosphere pollution, and the mankind's living environment is had to very large destruction,Therefore industrial waste gas is effectively processed, had so that it reaches among entering atmospheric environment after suitable emissions requirements againVery important realistic meaning, Chinese patent literature CN201420293216.7 discloses a kind of industrial waste gas purification device, and it isBe made up of air inlet pipe, escape pipe and fog-spray nozzle, its operation principle is by adsorbing sphere, the impurity particle in waste gas to be adsorbed,By the impurity in fog-spray nozzle sedimentation waste gas, then gas is through the second filtering bodies and the 3rd filtering bodies purifying exhaust air, still againThis kind of structural design is comparatively simple, and thoroughly impurities in purifying exhaust air still contains impurity still in waste gas after filtrationNot removed, not only reduce operating efficiency, can not play the effect of impurities in thorough purifying exhaust air.
Summary of the invention
The above-mentioned defect existing in order to overcome prior art, a kind of industrial waste-gas purifier of the special proposition of the present invention, it comprises thisBody and tank are provided with air inlet above body; On air inlet, be provided with intake valve; Below air inlet, be connected withFilter chamber; Filter chamber is connected with air inlet pipe by supervisor, is provided with multiple pores, in body interior also on air inlet pipe surfaceBe provided with oil filtering plate for oil; Filter course is set below oil filtering plate for oil, and described tank is the cavity of sealing the below that is arranged on body,In tank, be loaded with filtered water, in the bottom of body, funnel be set, the lower end of described funnel is through the roof of tankBe inserted under the liquid level in tank, be provided with escape pipe in body bottom, described escape pipe is provided with air outlet valve, described in go outThe mouth of pipe of tracheae passes a side of tank roof and inserts in the cavity on tank top, and escape pipe inserts the pipe in tankOpen height is higher than the liquid level in tank, and the present invention has reasonable in design, good purification and long service life etc.Advantage.
The present invention solves its technical problem, and the technical scheme adopting is: a kind of industrial waste-gas purifier, comprise body andTank is provided with air inlet above body, is connected with filter chamber below air inlet, described filter chamber by supervisor withAir inlet pipe is connected, and is provided with multiple pores on air inlet pipe surface, and its design feature is: be also provided with oil strain in body interiorPlate is provided with filter course below oil filtering plate for oil; Described tank is the cavity of sealing and is arranged on body below, at tankInside be loaded with filtered water, be provided with funnel in the bottom of body, the lower end of described funnel is inserted into through the roof of tankUnder liquid level in tank; Bottom in body one side is provided with escape pipe, and the mouth of pipe of described escape pipe is through the top of tankWall also inserts in the cavity on tank top, and the mouth of pipe height in escape pipe insertion tank is high higher than the liquid level in tankDegree; A side at body is provided with shower, and described shower comprises transverse tube and vertical tube, on the transverse tube of shower, is provided withSpray head, the verticle tube of shower is inserted under the liquid level in tank through the roof of tank, on shower, goes backBe provided with spray pump.
Further, be also provided with screen pack under the liquid level of tank, described screen pack is arranged on the oral area of funnel,Under the verticle tube of shower.
Further, be provided with vertical conduit in a side of body outer wall, the upper end of conduit is connected with filter chamber, conduitLower end be connected with escape pipe, on conduit, be provided with return valve.
Further, on escape pipe, be provided with air outlet valve.
Further, described air inlet has two, is separately positioned on the left and right sides of body top, under two air inletsSide is all respectively provided with a filter chamber, is also provided with intake valve on air inlet.
Further, between filter chamber and supervisor, be provided with electric heating tube.
Further, be also provided with filling pipe on the top of tank.
Further, the bottom of tank is skewed, is provided with sewage draining exit, in blowdown at the low-lying place of its skewed bottomOn mouthful, be provided with blowoff valve.
Further, the liquid level in tank is 2/3 to 5/6 of tank inner chamber total height.
Preferably, described shower is " F " shape, comprises two transverse tubes and a vertical tube, and its upper lateral tube is arranged on oil filtering plate for oilOn, lower transverse tubule is arranged under filter course, is all respectively provided with one group of spray head, its two groups on two transverse tubes of showerSpray head is oppositely arranged.
Preferably, described shower is " 7 " word shape, comprises a transverse tube and a vertical tube, and its transverse tube is arranged on oil strainBetween plate and filter course, be all respectively provided with one group of spray head in the both sides up and down of transverse tube, two groups of spray heads can be respectively to oil filtering plate for oilSpray with filter course.
Preferably, the packing material in described filter course is granular active carbon.
Further, described filter course and oil filtering plate for oil are fixed on inner body wall by connector, and described filter course and oil filtering plate for oilBe demountable structure.
Preferably, the screen pack arranging in tank, the mesh diameter of its screen pack is 0.05mm～0.1mm.
Owing to having adopted such scheme, compared with prior art, the present invention has following beneficial effect:
The active carbon that the inner packing material of filter course arranging in described body is nutty structure, described active carbon can be effectiveRemoval waste gas in acid-base material, remove gaseous contaminant, described gas pollutant is removed by the absorption of active carbon,And described filter course is fixed by connector, be demountable structure, thereby facilitated later stage work personnel's replacing and installation.Between described filter chamber and supervisor, be provided with electric heating tube, to heating by the waste gas after filtering, remove in waste gas and compriseMoisture, be beneficial to waste gas decomposition and flow, can effectively promote that waste gas enters the speed of body, thereby increase work efficiency.
In described body, be provided with shower, and be provided with spray pump on shower, open the spray pump arranging on shower,The spray head that shower surface arranges just can be by the atomization of water liquid, and the spray head being oppositely arranged up and down can spray water smoke simultaneously, in filterForm the moisture film of one deck densification near oiled-plate method and filter course, thus to industrial waste gas further purify, adsorption and dissociation.
The waste gas entering by air inlet can play the effect of impurity screening in the filter chamber arranging above body, prevents waste gasMiddle comprised larger particles enters in body, has facilitated the purified treatment of body later stage to waste gas.
In body interior, one deck oil filtering plate for oil is set; The impurity that can effectively remove contained greasy dirt in waste gas, prevents in waste gasGreasy dirt is not thorough because filtering, and makes greasy dirt stick to inner body wall, causes the pollution of inwall, has reduced the service life of body yet,Effectively filter out greasy dirt by the oil filtering plate for oil arranging, also improved clean-up effect, make its scope of application more extensive.
Brief description of the drawings
Fig. 1 is basic structure schematic diagram of the present invention.
Wherein: 1, body; 2, connector; 3, intake valve; 4, filter chamber; 5, electric heating tube; 6, air inlet pipe; 7,Pore; 8, oil filtering plate for oil; 9, filter course; 10, tank; 11, conduit; 12, shower; 13, spray head; 14,Spray pump; 15, screen pack; 16, air outlet valve; 17, escape pipe; 18, air inlet; 20, supervisor; 30, return valve;40, filling pipe; 50, funnel; 60, sewage draining exit.
Detailed description of the invention
As shown in Figure 1, the first detailed description of the invention of the present invention is: a kind of industrial waste-gas purifier, it comprises body1 and tank 10, described tank 10 is the cavity of a sealing the below that is arranged on body 1, in tank 10Be loaded with filtered water, the liquid level in tank 10 is 2/3 to 5/6 of tank inner chamber total height, and present embodiment is excellentSelecting its liquid level is 2/3. In the bottom of body 1, funnel 50 is set, the lower end of described funnel 50 is through tank 10 envelopesThe upper wall closing and being inserted under the liquid level in tank 10, the funnel 50 that body 1 arranges by its underpart and by after purifyingWaste gas imports in tank 10, the liquid level in its tank 10 exceed the oral area of funnel 50 and by funnel 50 mouthPortion is immersed under liquid level completely, thereby makes can pass into completely the liquid level of tank 10 from the waste gas of body 1 interior discharge.
The left and right sides above body 1 is respectively arranged with air inlet 18; On described air inlet 18, be provided with intake valve 3;Described air inlet 18 belows are connected with filter chamber 4; In filter chamber 4, be provided with multiple filtration net, described filter chamber 4 passes throughSupervisor 20 is connected with air inlet pipe 6, between filter chamber 4 and supervisor 20, is provided with electric heating tube 5, i.e. described electric heating tube5 between two filter chambers 4, left and right, its objective is waste gas is heated, and are beneficial to it and decompose, at the table of air inlet pipe 6Face is provided with multiple pores 7; Inside at body 1 is also provided with one deck oil filtering plate for oil 8; Described oil filtering plate for oil 8 belows arrange oneLayer filter course 9;
A side at tank 10 is provided with filling pipe 40, when need to changing the filtered water of tank 10 or working as tank 10Interior liquid level reduces, and filling pipe 40 can be in time for tank 10 provides liquid make-up, to guarantee the oral area of funnel 50Be immersed in completely under the liquid level of tank 10; The bottom of its tank 10 is skewed, the most low-lying in its skewed bottomPlace is provided with sewage draining exit 60, is also provided with blowoff valve, when carrying out the sewage of tank 10 inside on sewage draining exit 60Blowdown or while changing water, opens sewage draining exit 60. In tank 10, be also provided with one deck screen pack 15, described screen pack15 are arranged on the oral area of funnel 50, be isolated under screen pack 15 from the impurity of funnel 50 interior discharges ensureing,The mesh diameter of its screen pack 15 is 0.05mm～0.1mm, and present embodiment preferably its mesh diameter is 0.05mm, can lead toCross gas and stop impurity.
Be provided with escape pipe 17 in the bottom of body 1, on described escape pipe 17, be provided with air outlet valve 16, described escape pipe 17The mouth of pipe through a side of tank 10 roofs and insert in the cavity on tank 10 tops, escape pipe 17 inserts tankMouth of pipe height in 10 is higher than the liquid level in tank 10, to ensure that the water liquid in tank 10 can not enter into and give vent to angerIn pipe 17.
A side at body 1 outer wall is provided with vertical conduit 11, and the upper end of conduit 11 is connected with filter chamber 4, conduit11 lower end is connected with escape pipe 17, is provided with return valve 30 on conduit 11. In the opposite side setting of body 1 outer wallSome showers 12, shower 12 is " F " shape, is provided with two transverse tubes and a vertical tube, at two horizontal strokes of shower 12Guan Shangjun is respectively provided with 13, two groups of spray heads 13 of one group of spray head and is oppositely arranged, and all sprays towards the internal direction of two transverse tubesPenetrate, the upper lateral tube of shower 12 is positioned on oil filtering plate for oil 8, and lower transverse tubule is positioned under filter course 9, the vertical tube of shower 12The mouth of pipe passes a side of tank 10 roofs and inserts under the liquid level in tank 10 verticle tube of described shower 12Height is lower than the liquid level in tank 10, and higher than the screen pack 15 of tank 10 interior settings, thereby make to only have screen packThe water purification free from foreign meter of 15 tops can be inhaled in shower 12, is also provided with spray pump 14 on shower 12,Open the pouring pump 14 arranging on shower 12, the spray head 13 that shower 12 surfaces arrange just can be by the atomization of water liquid, up and downThe spray head 13 being oppositely arranged can spray water smoke simultaneously, forms the moisture film of one deck densification between two transverse tubes of shower 12,Thereby to industrial waste gas further purify, adsorption and dissociation.
Certainly, described shower 12 can also arrange and be " 7 " word shape, only includes a transverse tube and a vertical tube, its horizontal strokePipe is arranged between oil filtering plate for oil 8 and filter course 9, is all respectively provided with 13, two groups of sprays of one group of spray head in the both sides up and down of transverse tubeDrenching 13 can spray to oil filtering plate for oil 8 and filter course 9 respectively, the spraying clean-up effect of the shower 12 of " 7 " word shapeSpray association mist clean-up effect than the shower 12 of " F " shape is slightly poor.
In the time that needs carry out purified treatment to industrial waste gas, open intake valve 3, by industrial waste gas by being arranged at body 1 topAir inlet 18 enter, described air inlet 18 belows are provided with filter chamber 4, in described filter chamber 4, are multilayer stainless steel wireThe filter screen of the grid lattice structure that forms of braiding, and mesh aperture size in described filter screen is 0.1mm, thus can be effectiveLarge granular impurity in waste gas is first filtered out, prevent that the larger particles comprising in waste gas from entering into body 1, convenientThe purified treatment of 1 later stage of body to waste gas, make its purification more thorough; The quantity of described air inlet 19 and filter chamber 4Be two, and be symmetricly set in body 1 top, thereby can pass into waste gas from two air inlets 19, effectively carry simultaneouslyHigh operating efficiency; Waste gas, after filter chamber 4 passes into, enters into air inlet pipe 6, described filtration through supervisor 20Between chamber 4 and supervisor 20, be provided with electric heating tube 5, the process that the waste gas after filtering is carried out to a heating, is beneficial to its pointXie Bingneng effectively accelerates waste gas and enters the speed of body 1, thereby increases work efficiency; Be provided with multiple on air inlet pipe 6 surfacesPore 7, thus play the effect of shunting to entering the waste gas of body 1 inside, avoid waste gas too to concentrate and cause body 1The unsettled situation of internal work, multiple pores 7 of setting make waste gas evenly enter body 1 inside, have facilitated body 1 rightThe purified treatment of waste gas, has improved operating efficiency; Described body 1 inside arranges one deck oil filtering plate for oil 8; Can effectively adsorbContained greasy dirt in waste gas, with desulfurization de-carbon, not thorough because filtering to prevent the greasy dirt in waste gas, and make greasy dirt stick to thisBody 1 inwall, causes the pollution of inwall, has also reduced the service life of body 1, by the effective mistake of oil filtering plate for oil 8 arrangingLeach greasy dirt, also improved clean-up effect, make its scope of application more extensive; The filter course that described oil filtering plate for oil 8 belows arrangeThe active carbon that 4 inner packing materials are nutty structure, its active carbon can effectively be removed acid-base material and gaseous state in waste gasPollutant, and described oil filtering plate for oil 8 and filter course 9 be all fixedly connected on body 1 inside by connector 2, and it is removableUnload structure, can freely dismantle oil filtering plate for oil 8 and filter course 9 by connector 2, thus can be according to oil filtering plate for oil 8 and filter courseOn 9, gather the number of impurity and clear up or change, facilitated later stage work personnel's replacing and installation, oil filtering plate for oil 8 is setWith the various poisonous and harmful substances in the effective scavenging of filter course 9 energy, reach the effect of purification.
The funnel 50 that described body 1 below arranges be pyramidal structure, through body 1 purify and downwards the waste gas of discharge andWater droplet from spray head 13 sprays all enters in tank 10 by funnel 50, and enters into the liquid in tank 10Under face and screen pack 15 times, after waste gas is punched into screen pack 15 times, because the density of gas is much smaller than water, therefore gasUpwards emerge rapidly, rise in the cavity of tank 10 tops through screen pack 15, and by being inserted into tank 10Giving vent to anger the mouth of pipe and enter into escape pipe 17 in upper cavity, now only need open air outlet valve 16, can discharge cleanGas after change, if purified gas is not up to standard, can close air outlet valve 16, opens return valve 30, the gas after purificationBody is just back in filter chamber 4 and is restarted to purify by conduit 11, then passes through the secondary filter of body 1 inside, successivelyMove in circles, until the waste gas of discharging reaches discharge standard or re-uses standard, both saved resource, also effectively reduceStaff's working strength. Screen pack 15 is set under the liquid level of tank 10, both can be to having passed in tank 10Gas rise process in further filter and purify, can also will from body 1, import in tankImpurities is at screen pack below 15, to prevent that impurity is inhaled in shower 12.
The above is the embodiment of the present invention, do according to structure, feature and principle described in the present patent application scope therefore all etc.Effect changes or modifies, and is included in patent claim of the present invention.
Claims (2)
1. an industrial waste-gas purifier, comprise body (1) and tank (10), be provided with air inlet (18) in body (1) top, be connected with filter chamber (4) in air inlet (18) below, described filter chamber (4) is connected with air inlet pipe (6) by supervisor (20), be provided with multiple pores (7) on air inlet pipe (6) surface, it is characterized in that: be also provided with oil filtering plate for oil (8) in body (1) inside, be provided with filter course (9) in oil filtering plate for oil (8) below, the cavity that described tank (10) is sealing is also arranged on body (1) below, in tank (10), be loaded with filtered water, be provided with funnel (50) in the bottom of body (1), the lower end of described funnel (50) is inserted under the liquid level in tank (10) through the roof of tank (10), be provided with escape pipe (17) in the bottom of body (1) one side, the mouth of pipe of described escape pipe (17) passes the roof of tank (10) and inserts in the cavity on tank (10) top, and escape pipe (17) inserts the interior mouth of pipe height of tank (10) higher than the liquid level in tank (10), be provided with shower (12) in a side of body (1), described shower (12) comprises transverse tube and vertical tube, on the transverse tube of shower (12), be provided with spray head (13), the verticle tube of shower (12) is inserted under the liquid level in tank (10) through the roof of tank (10), on shower (12), be also provided with spray pump (14), under the liquid level of tank (10), be also provided with screen pack (15), described screen pack (15) is arranged on the oral area of funnel (50), under the verticle tube of shower (12), between filter chamber (4) and supervisor (20), be provided with electric heating tube (5), a side at body (1) outer wall is provided with vertical conduit (11), the upper end of conduit (11) is connected with filter chamber (4), the lower end of conduit (11) is connected with escape pipe (17), on escape pipe (17), be provided with air outlet valve (16), on conduit (11), be provided with return valve (30), the screen pack (15) arranging in tank (10), the mesh diameter of its screen pack (15) is 0.05mm～0.1mm.
2. industrial waste-gas purifier according to claim 1, it is characterized in that: described air inlet (18) has two, be separately positioned on the left and right sides of body (1) top, below at two air inlets (18) is all respectively provided with a filter chamber (4), is also provided with intake valve (3) on air inlet (18); Described shower (12) is " 7 " word shape, comprise a transverse tube and a vertical tube, its transverse tube is arranged between oil filtering plate for oil (8) and filter course (9), both sides up and down at transverse tube are all respectively provided with one group of spray head (13), and two groups of spray heads (13) can be respectively to oil filtering plate for oil (8) and filter course (9) spraying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510026126.0A CN104667688B (en) | 2015-01-20 | 2015-01-20 | A kind of industrial waste-gas purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510026126.0A CN104667688B (en) | 2015-01-20 | 2015-01-20 | A kind of industrial waste-gas purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104667688A CN104667688A (en) | 2015-06-03 |
| CN104667688B true CN104667688B (en) | 2016-05-18 |
Family
ID=53303594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510026126.0A Active CN104667688B (en) | 2015-01-20 | 2015-01-20 | A kind of industrial waste-gas purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104667688B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105727661A (en) * | 2016-04-18 | 2016-07-06 | 刘海明 | Self-protection industrial waste gas purifying device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103920352A (en) * | 2014-05-14 | 2014-07-16 | 郑州机械研究所 | Automatic disturbance packing type wet process purification device |
| CN104084022A (en) * | 2014-07-09 | 2014-10-08 | 徐挺 | Waste gas filter |
| CN203954968U (en) * | 2014-06-04 | 2014-11-26 | 浙江展邦电子科技有限公司 | A kind of industrial waste gas purification device |
-
2015
- 2015-01-20 CN CN201510026126.0A patent/CN104667688B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103920352A (en) * | 2014-05-14 | 2014-07-16 | 郑州机械研究所 | Automatic disturbance packing type wet process purification device |
| CN203954968U (en) * | 2014-06-04 | 2014-11-26 | 浙江展邦电子科技有限公司 | A kind of industrial waste gas purification device |
| CN104084022A (en) * | 2014-07-09 | 2014-10-08 | 徐挺 | Waste gas filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104667688A (en) | 2015-06-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104587786B (en) | A kind of chemical industry and pharmaceuticals industry catalytic converter | |
| CN206746314U (en) | A kind of foul gas processing unit | |
| CN104624006B (en) | A kind of multistage filtering formula waste gas purification apparatus | |
| CN204447751U (en) | A kind of labyrinth type biological purification plant | |
| CN108325291A (en) | A kind of coking emission-control equipment | |
| CN113101768A (en) | Waste gas treatment device | |
| CN212274133U (en) | High-efficient formaldehyde air purifier that removes | |
| CN102307643A (en) | Gas cleaner | |
| CN205517101U (en) | Coal -fired exhaust treatment device of papermaking | |
| CN204395712U (en) | A kind of industrial waste-gas purifier | |
| CN110856781A (en) | Vertical oil-gas separation device | |
| CN207871896U (en) | A kind of intermediate pollution equipment for treating industrial waste gas | |
| CN104667688B (en) | A kind of industrial waste-gas purifier | |
| CN112843970A (en) | Environment-friendly flue gas treatment device | |
| CN204619624U (en) | A kind of industrial waste-gas purifier | |
| CN207694524U (en) | A kind of emission-control equipment | |
| CN204543877U (en) | A kind of chemical industry and pharmaceuticals industry catalytic converter | |
| CN204841385U (en) | Industrial waste gas purifies environment -friendly device | |
| CN107913572A (en) | Plastic granulating exhaust treatment system and waste gas treatment process | |
| CN208493655U (en) | A kind of efficient exhaust gas processing device | |
| CN204208418U (en) | A kind of Multi-function smoke-removing clarifier | |
| CN208975433U (en) | A kind of waste mineral oil purification plant air purification device | |
| CN207591546U (en) | A kind of waste gas treatment equipment | |
| CN111145930A (en) | Simple and effective radioactive waste disposal cylinder | |
| CN206325336U (en) | The treatment box of exhaust gas processing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Zhenfeng Inventor before: Xu Hong |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170313 Address after: 266109 Qingdao Province, Chengyang District, the Great Wall Road, No. 89 Dr. Park, No. 20, No. 506 Patentee after: Qingdao Huamao Environmental Protection Technology Co. Ltd. Address before: Pitong town Pixian Chengdu city of Sichuan Province Wang Cong road 611730 No. 14 1 floor Patentee before: CHENGDU GUANYU TECHNOLOGY CO., LTD. |
|
| TR01 | Transfer of patent right |