CN206214958U - Need to realize the guarantee equipment of minimum discharge after coal-fired flue-gas are up to standard again - Google Patents
Need to realize the guarantee equipment of minimum discharge after coal-fired flue-gas are up to standard again Download PDFInfo
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- CN206214958U CN206214958U CN201621176167.4U CN201621176167U CN206214958U CN 206214958 U CN206214958 U CN 206214958U CN 201621176167 U CN201621176167 U CN 201621176167U CN 206214958 U CN206214958 U CN 206214958U
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- screen cloth
- minimum discharge
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 239000003546 flue gas Substances 0.000 title claims abstract description 40
- 239000004744 fabric Substances 0.000 claims abstract description 70
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000007921 spray Substances 0.000 claims abstract description 27
- 239000000779 smoke Substances 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000005096 rolling process Methods 0.000 claims description 19
- 238000011109 contamination Methods 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 3
- 238000011161 development Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000007717 exclusion Effects 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000012827 research and development Methods 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 13
- 230000007613 environmental effect Effects 0.000 description 9
- 239000000428 dust Substances 0.000 description 7
- 238000005406 washing Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005367 electrostatic precipitation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model belongs to green technology equipment research and development manufacture application field, and the boiler smoke minimum discharge of institute's Development and design needs to realize the guarantee equipment of minimum discharge again after processing equipment, i.e. coal-fired flue-gas are up to standard once again.It includes box-type body, and organism bottom has multiple cone bucket bottoms pond, and body inner chamber strung alongside has multigroup rugosity transmission screen cloth, there is spray equipment screen cloth top, body between screen cloth and cone bucket bottom pond is provided with smoke inlet, and there is exhaust opening body the top, and body outside is provided with tank.Screen cloth storehouse is increased, is that aqueous are cleaned in the circulation in order to be detained top sprinkling, slow down decrease speed, be easy to extend smoke contacts action time, can particularly prevent often easily to form the effect that bubble exclusion of water makes flue gas escape with destruction flue gas chance water.Left and right sides ship shape tank, the using and the reserved, periodical feeding, using water wisely, to ensure that flue gas purifying equipment continuously runs are set.
Description
Technical field
The utility model belongs to green technology equipment research and development manufacture application field, the ultralow row of boiler smoke of institute's Development and design
Put processing equipment once again, i.e. coal-fired flue-gas it is up to standard after need to realize the guarantee equipment of minimum discharge again.
Background technology
The utility model is instructed for China's Beijing-Tianjin Hebei and Shandong one with environmental administration.2018, fire bulk coal-fired layer combustion work
Industry boiler smoke is discharged, new well below the GB13271-2014-4 that national 2014-4 issues are performed《Boiler air
Pollutant emission standard》In special emission limit, i.e. dust≤10 ㎎/, sulfur dioxide≤50 ㎎/, NOX≤100 ㎎/
㎥。
The gas pollution control of the coal-burned industrial boiler of conventional China's central heating and process steam, will by environmental impact assessment and environmental protection
Ask, to be worked out in accordance with eight units such as the enviromental protection enterprises and scientific research department by Zhejiang Hangzhou area and the band of Beijing one always
HJ4-44-62-2009《Industrial Boiler and stove Wet Process of FGD Project technical specification》And popular official compiles between several years
System《Recommend register》Environmental impact assessment and environmental protection project are carried out after it can evaluate, then is given an written reply by environmental administration.Suggestion mostly
Using electrostatic precipitation or bag-type dust or it is minimum also to use ceramic multi-tube dedusting, the second level must use and be covered by electricity generation boiler
Wet desulphurization tower for carrying down etc. purifies technology pattern, and otherwise environmental impact assessment refuses to pass through, China that especially Chinese Ministry of Environmental Protection is set and
Major area's supervision groups also more strictly carry out this pattern regulation.Result is through practical proof in a few years, boiler user
All because equipment investment and operating cost are too high, clean-up effect is also unsatisfactory, waits for an opportunity to stop fume treatment auxiliary steathily often, then ring
Guarantor department stops situation and issues again to have to supporting online detection instrument and Environmental Protection Agency and network constantly monitored for stealing, it is exceeded just
The instruction of punishment, under this strict control policy, even if user's boiler put into suitable number operating cost can realize it is up to standard,
But it is quite difficult if rare minimum discharge in the world is realized.
Utility model content
Need to realize the guarantee equipment of minimum discharge again after a kind of coal-fired flue-gas of the utility model offer are up to standard, it is to understand to be exactly
Certainly this problem and a kind of flue gas of Development and design it is up to standard after, purified once again using the cleaning water circulation washing being recycled to
Method strives reaching minimum discharge.
Technical solution of the present utility model is：Need to realize the guarantee equipment of minimum discharge after coal-fired flue-gas are up to standard again,
It is characterized in that including box-type body, organism bottom has multiple cone bucket bottoms pond, body inner chamber strung alongside has multigroup rugosity to pass
There is spray equipment dynamic screen cloth, screen cloth top, and the body between screen cloth and cone bucket bottom pond is provided with smoke inlet, and there is row body the top
Mouth, body outside is provided with tank.
In such scheme：
Every group of rugosity transmission screen cloth is driven by axis of rolling thick stick, and axis of rolling thick stick is distributed in horn shape up and down from the side, i.e., often
Individual screen cloth corner is provided with an axis of rolling thick stick, there is positive hand reel and reverse hand reel on body top frame,
Two ends wind with positive hand reel and reverse hand reel respectively after screen cloth leans around axis of rolling thick stick.
The tank that is provided with of body outside is that both sides respectively set one below body, there is water pump on tank, pump tube with
Spray equipment connection connects.
Spray equipment is multiple spray nozzles.
Cone bucket bottom pond, tank are connected with contamination pond.
Mentality of designing of the present utility model be exactly flue gas the front end or rear portion of air-introduced machine carry out dedusting, desulfurization,
After denitration, the desulphurization denitration preparation aqueous for using cleaning circulation water or more cleaning carry out carrying out washing treatment once again, its technology core
The heart is to ensure small to flue gas circulating resistance, and flue gas is big with aqueous active area scope, and recirculated water liquid energy obtains on-line synchronous treatment
Purification, can always provide clean water to clean flue gas, along with good fume-dehydrating function, be expected to realize that minimum discharge refers to
Mark.
The utility model advantage is：1st, screen cloth storehouse is increased, is that aqueous are cleaned in the circulation in order to be detained top sprinkling, slowed down
Decrease speed, is easy to extend smoke contacts action time, can particularly prevent to meet water often easily formation bubble isolation with destruction flue gas
Water makes the effect that flue gas is escaped, and this has been purified into flue gas up to standard enters to need the treatment of a step, to scheme to realize so-called minimum discharge
The utility model technology of functional effect, its Basic Mechanism is that and deep one is carried out to flue gas up to standard using circulation cleaning aqueous
The washing advanced treating of step.The 3rd, positive hand reel is set, and reverse hand reel is connected with screen cloth, is easy to move out of dust screen cloth,
Dust is settled on cleaning screen cloth, and without stopping production, improves operating efficiency, improve dust removing effects.The 2nd, left and right sides ship shape water is set
Groove, the using and the reserved, periodical feeding, using water wisely, to ensure that flue gas purifying equipment continuously runs.
Brief description of the drawings
Fig. 1 is side elevation structure diagram of the present utility model.
Fig. 2 is Fig. 1 left view structure diagrams.
Fig. 3 is Fig. 1 top plan view structure diagrams.
Specific embodiment
Referring to Fig. 1-3, parts title is as follows：Smoke inlet 1, cone bucket bottom pond 2, screen cloth storehouse 3, screen cloth 4, lower floor screen cloth 4-
4, upper strata screen cloth 4-6, axis of rolling thick stick 5, body 6, spray nozzle 7, positive hand reel 9, reverse hand reel 10, exhaust opening 11,
Gutter channel 12, cone bucket 13, cone bucket pressure handle valve 14, tank 15, water pump 16, blowoff valve 17, contamination pond 18.
The guarantee equipment for realizing minimum discharge is needed to be supported the use with boiler dust remover again referring to Fig. 1, after coal-fired flue-gas are up to standard.
Needing the guarantee equipment for realizing minimum discharge after coal-fired flue-gas are up to standard again includes box-type body 6, and the bottom of body 6 has many
Individual cone bucket bottom pond 2, the inner chamber strung alongside of body 6 has multigroup rugosity transmission screen cloth 4, and there are spray equipment, screen cloth 4 in the top of screen cloth 4
Smoke inlet 1 is provided with the body between cone bucket bottom pond 2（The cigarette that deduster is ejected）, there are exhaust opening 11, machine in the top of body 1
External side is provided with tank 15.
Every group of rugosity transmission screen cloth is driven by axis of rolling thick stick 5, and axis of rolling thick stick is distributed about 5 in horn shape from the side, i.e.,
Each corner of screen cloth 4 is provided with an axis of rolling thick stick 5, altogether three axis of rolling thick sticks 5, forms triangle, constitutes screen cloth storehouse 3.
There are positive hand reel 9 and reverse hand reel 10 on the top frame of body 6, screen cloth 4 leans around two ends difference after axis of rolling thick stick 5
Wound with positive hand reel 9 and reverse hand reel 10.
Referring to Fig. 1-3, the tank 15 that the outside of body 6 is provided with is that both sides respectively set one below body（Shipping agency tank）,
One work, one standby.There is water pump 16 on tank 15, pump tube connects with spray equipment connection.
Spray equipment is multiple spray nozzles 7.Cone bucket bottom pond 2, tank 15 connects with contamination pond 18.
Flue gas enters this equipment by after dedirt, desulfurization, the out of stock purification of previous stage, then by smoke inlet 1, and flue gas can stand
I.e. full of the space on the water surface of cone bucket bottom pond 2, now flue gas just can be risen with the speed of 1.5m-1.8m per second or so, while
Also in the space on the water surface with spray the aqueous very light rain that gets off above and contact with each other washing, when flue gas rises to screen cloth storehouse 3,
To be covered between lower floor screen cloth 4-4 and upper strata screen cloth 4-6 surfaces mesh again and sprayed what is formed by circulation cleaning Water spray nozzle 7
Vapor membrane between two layers of mesh cloth mesh is met.Flue gas is to penetrate lower floor screen cloth 4-4, upper strata screen cloth 4-6 two-layer screen cloths numerous
During screen cloth mesh vapor membrane, more uniform comprehensively washing reaction or even effect of mass transmitting are realized.Here set lower floor's screen cloth 4-
4th, upper strata screen cloth 4-6 screen cloths, are made of 15-20 mesh polyamide fibre screen cloths, by three changed courses being horizontally through in screen cloth storehouse 3
Axis of rolling thick stick 5, when screen cloth being tightened into lower floor screen cloth 4-4, upper strata screen cloth 4-6 protruding upward ceiling again, then can be wrapped in top
Positive and negative the two of canopy setting form to hand reel 9,10 and screen cloth 4 can be moved out into ceiling, people online in often operation not blowing out
Work cleaning pump shower nozzle rinses on screen cloth 4 functional mechanism for accumulating dirt.Its major function for setting transmission screen cloth 4 is in order to stagnant
Stay top spray circulation cleaning aqueous, slow down decrease speed, be easy to extend smoke contacts action time, can particularly prevent with
Destruction flue gas is met water and often easily forms the effect that bubble exclusion of water makes flue gas escape.Flue gas rises and penetrates lower floor screen cloth 4-4, upper strata
It is again acceptable after screen cloth 4-6 two-layers to spray the sprays for amounting to 15 circulation cleaning Water spray nozzles 7 in storehouse（Water after spraying
Equably spread is on lower floor screen cloth 4-4, upper strata screen cloth 4-6 two-layer screen cloths）Relatively uniform moisture film is formed between mesh, can
The continuous Interaction Between Smoke for receiving to rise, the side of flue gas flow direction exhaust opening 11 after treatment, then by the multilayer of vertical screen cloth 4
Dehydration is prevented, cleaner flue gas is directly passed through chimney, reaches minimum discharge in a high position for chimney.
By the trickleer dirt that spray and screen cloth vapor membrane are washed out, remittance product and precipitation, fixed in multiple cone buckets 13
When body 6 is given off by cone bucket pressure handle valve 14, Sewage Disposal can be transported to and focused on.
In order to whole spray system is provided and stores cleaning aqueous, spy sets two ship shape tanks 15, is placed in main body 6
The left and right sides, two row's pillars of main body 6 are respectively supported on the level trough bottom in left and right ship shape tank 15, in ship shape tank
Four angles respectively soak fiberglass water pump 16 under a 3.0-5.5km liquid, for point left and right sides provides circulation to the spray system of body 6
Unnecessary water in the dual-purpose outfit of water, main body 6 more than working water level can overflow to ship shape tank 15 from water seal overflow tank 12
In, form equilibrium steady-state cycle process up and down.The purpose for setting left and right sides ship shape tank 15 is the using and the reserved, to ensure flue gas
Cleaning equipment continuously runs, but the water in ship shape tank 15, with must also regularly replace to a certain extent, it is ensured that washing is used
The cleaning as far as possible of water.Enough deposits of water are accomplished by, closely supply in time, the synchronous purification treatment of work water, and
How as far as possible the long period interacts water with flue gas, to scheme fully to clean remaining dirt, the left side set by the utility model
Right two ship shape tanks 15 and cone bucket bottom pond 2, exactly ensure that laying in ample stocks of for circulation clean water repeatedly should with synchronization process purification
With.
On the top cover of the utility model main body 6, the positive and negative hand rolling that five groups of positive and negative both directions can be interactive is set
Cylinder 9,10, can be operated in hand two reels 9,10 when body 6 runs, and the inner surface of body 6 is adhered to lower floor's screen cloth of dirt
4-4, upper strata screen cloth 4-6 pull out ceiling when the time comes, that is, with drawing with the water pistol with cleaning pump, screen cloth are rinsed well and is entangled in
Standby on reel 9,10, body 6 of being pulled back again when selecting is worked, and replaces another part screen cloth pull-out ceiling and rinses standby, and flushing is got off
Dirt current, converge flow to ground in addition set contamination pond 18, cone bucket 13 can also be excluded and both sides ship shape tank
Sewage, the dirt of the discharge of blowoff valve 17 that 15 bottoms are set completely enter contamination pond 18 and focus on.The utility model is not only
To clean micronic dust with clean water, if to soluble dehydration denitration liquor is delivered in water body, can remove sulfur dioxide in flue gas,
The residue of NOX, realizes minimum discharge index.Especially tackle the constantly networking monitoring of on-line computing model, it is ensured that constantly up to standard
Discharge.
Ship shape tank 15 and seat on two cone bucket bottom ponds 2 on ship shape tank top, and be seated in cone bucket bottom pond 2 it
On folded cloth storehouse 3 of being caught, be the functional areas for strengthening the effect of cigarette water.Screen cloth storehouse 3 is characterised by five-seven sections in each storehouse point
（Each segmental length is in 1.2m-1.5m) lateral penetration sets three and winds and tighten the changed course axis of rolling thick stick 5 of screen cloth 4, can make
Screen cloth 4 can form the symmetrical ramped shaped arrangement of upper and lower two-layer in this storehouse, so as to oblique stream on the aqueous screen cloth 4 for making top sprinkling
Drop down, and vapor membrane is formed between mesh, can also make flue gas to realize cigarette water equably mutually fully by numerous mesh
Effect, changed course axis of rolling thick stick 5 is characterized in be fixed axle thick stick with DN4-65-DN100 common steel tubes, and PP2 materials are often used in overcoat draining
Matter tube coupling, is easy to screen cloth easily to be moved in PP2 sleeve pipes.Screen cloth 4 is tightened by changed course axis of rolling thick stick 5 and protrudes upward the top cover of body 6,
With positive and negative hand reel companies of volume 9,10（Such as belt transmission）, rubber slab is set on top cover and is close to seal clearance, it is allowed to thus gap
The screen cloth for stretching out reduce as far as possible leak out, gas leakage, leak.Ceiling is stretched out or by ceiling and the net for returning by rubber slab seal clearance
Cloth 4, positive and negative to be wrapped on the positive and negative hand reel 9,10 set on the arris of ceiling two, the diameter satisfaction of hand reel is twined
The standby winding thickness requirement after work screen cloth washing, positive and negative hand reel 9,10 is fixed on top cover, also may be used when having ready conditions
Using electric reel.Multiple circulated sprinkling nozzles 7 are set on screen cloth storehouse 3（It is arranged side by side in the width direction in Fig. 3 four, along length
The degree row of direction arranged for interval five such as Fig. 1）, the upper hose exported by water pump 16 under the glass molten steel in bottom ship shape tank 15 leads to
Spray pipeline, spray pipeline connects 5 multigroup spray branch pipes（It is five groups in Fig. 3）, it is stainless equipped with 314-6L on every spray branch pipe
Steel screw spraying nozzle 7, between can forming mesh in circulation aqueous relatively evenly ramped shaped screen cloth 4 of the spread in screen cloth storehouse 3
Steam membrane filtration.
It is described above, simply specific embodiment of the present utility model, various illustrations are not to reality of the present utility model
Matter Composition of contents is limited.
Claims (5)
1. need to realize the guarantee equipment of minimum discharge after coal-fired flue-gas are up to standard again, it is characterized in that including box-type body（6）, body
（6）Multiple cone bucket bottoms pond is arranged at bottom（2）, body（6）Inner chamber strung alongside has multigroup rugosity transmission screen cloth（4）, screen cloth（4）On
There are spray equipment, screen cloth in side（4）With cone bucket bottom pond（2）Between body be provided with smoke inlet（1）, body（6）There is row the top
Mouth（11）, body outside is provided with tank（15）.
2. need to realize the guarantee equipment of minimum discharge again after up to standard according to the coal-fired flue-gas described in claim 1, it is characterised in that
Every group of rugosity is driven screen cloth by axis of rolling thick stick（5）Drive, from the side axis of rolling thick stick（5）Up and down in horn shape be distributed, i.e., each
Screen cloth（4）Corner is provided with an axis of rolling thick stick（5）, in body（6）There is positive hand reel on top frame（9）With it is reverse
Hand reel（10）, screen cloth（4）Lean around axis of rolling thick stick（5）Afterwards two ends respectively with positive hand reel（9）With reverse hand reel
（10）Winding.
3. need to realize the guarantee equipment of minimum discharge again after up to standard according to the coal-fired flue-gas described in claim 1 or 2, its feature exists
In body（6）The tank that outside is provided with（15）It is that both sides respectively set one, tank below body（15）On have water pump（16）, water
Pump conduit connects with spray equipment connection.
4. need to realize the guarantee equipment of minimum discharge again after up to standard according to the coal-fired flue-gas described in claim 3, it is characterised in that
Spray equipment is multiple spray nozzles（7）.
5. need to realize the guarantee equipment of minimum discharge again after up to standard according to the coal-fired flue-gas described in claim 1, it is characterised in that
Cone bucket bottom pond（2）, tank（15）With contamination pond（18）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621176167.4U CN206214958U (en) | 2016-11-03 | 2016-11-03 | Need to realize the guarantee equipment of minimum discharge after coal-fired flue-gas are up to standard again |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621176167.4U CN206214958U (en) | 2016-11-03 | 2016-11-03 | Need to realize the guarantee equipment of minimum discharge after coal-fired flue-gas are up to standard again |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206214958U true CN206214958U (en) | 2017-06-06 |
Family
ID=58788700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621176167.4U Active CN206214958U (en) | 2016-11-03 | 2016-11-03 | Need to realize the guarantee equipment of minimum discharge after coal-fired flue-gas are up to standard again |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206214958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106390644A (en) * | 2016-11-03 | 2017-02-15 | 关云彪 | Guaranteeing apparatus for realizing ultralow discharge after standard reaching of fire coal flue gas |
-
2016
- 2016-11-03 CN CN201621176167.4U patent/CN206214958U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106390644A (en) * | 2016-11-03 | 2017-02-15 | 关云彪 | Guaranteeing apparatus for realizing ultralow discharge after standard reaching of fire coal flue gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200910 Address after: Room 504, Jichun building, No. 533, Dongchang Road, Dongchang District, Tonghua City, Jilin Province Patentee after: TONGHUA TONGGUANDA ENVIRONMENTAL PROTECTION TECHNOLOGY EQUIPMENT Co.,Ltd. Address before: 134001 Tonghua city of Jilin Province Dongchang District Dongchang Road No. 533 building room 505 Tong Ji Chun Gwanda Environmental Technology Equipment Co. Ltd. Patentee before: Guan Yunbiao |
|
| TR01 | Transfer of patent right |