CN103203170B - Flue-gas cleaner - Google Patents

Flue-gas cleaner Download PDF

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Publication number
CN103203170B
CN103203170B CN201310125061.6A CN201310125061A CN103203170B CN 103203170 B CN103203170 B CN 103203170B CN 201310125061 A CN201310125061 A CN 201310125061A CN 103203170 B CN103203170 B CN 103203170B
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chamber
gas
groove
flue gas
point
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CN201310125061.6A
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Chinese (zh)
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CN103203170A (en
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周勇定
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周勇定
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Abstract

The invention discloses a flue-gas cleaner, comprising a liquid storage tank, a water spray chamber, an alkali liquor spraying chamber, an oxidized spraying chamber, a gas-liquid separating chamber, an active carbon adsorption chamber and a purified gas outlet, wherein the liquid storage tank is partitioned into at least three sub-tanks; each sub-tank is respectively connected to a sewage master pipe through a sewage branch pipe; the water spray chamber, the alkali liquor spraying chamber, the oxidized spraying chamber and the gas-liquid separating chamber are orderly communicated end to end through a flue-gas pipe, so as to form transverse channels which are connected in series in a reciprocating manner; the inner top part of each chamber is provided with the spraying pipe; and the side is communicated with corresponding sub-tank through a drain tube. The flue-gas cleaner is long in flue-gas flow, large in processing area, high in efficiency, and wide in adaptability, and can comprehensively process various toxic and harmful gases.

Description

A kind of flue gas cleaner

Technical field

The present invention relates to flue gas cleaner field, particularly relate to the device that the poisonous and harmful flue gas produced in the preparations such as biodiesel preparation, oil refining, smelting, rubber production, incinerator and Industrial Boiler and running is processed, be applicable to the industries such as chemical industry, light industry, rubber, machinery, boats and ships, automobile, oil.

Background technology

Along with the development of modern industry, the improvement of industrial pollution is also more and more paid attention to.Common industrial pollution comprises waste gas, waste water and waste residue.As Industrial Boiler combustion, the SO produced in its combustion process 2etc. harmful substance, stimulate as being just discharged into without strict and effective desulfurization in air then to produce the respiratory tract of human body, be inhaled into after in blood and can produce toxic and side effect to whole body, serious also can bring out cancer.According to statistics, China SO to airborne release in 2011 2total amount is 1114.1 ten thousand tons, and wherein 80% carrys out spontaneous combustion generation.

China implemented series of measures in recent years, was strict with the SO in fume emission 2content, from 1 day January in 2010, national regulation SO 2discharge standard is 400mg/m 3, produce the SO of higher concentration in process of production 2if the enterprise of flue gas does not have strict and effective desulfurization measure not reach this standard.

For this reason, people adopt desulfurizing tower to the SO in flue gas usually 2carry out desulfurization process.With reference to Fig. 1, existing a kind of desulfurizing tower, as Chinese patent 2012203796103, comprise the waste liquid outlet 1', all air chamber 4', smoke purifying chamber 7', air-water separation chamber 10' and the exhaust outlet 13' that connect successively from bottom to top, described equal air chamber 4' side is provided with air inlet pipe 3', and the upper end of described equal air chamber 4' is taper undergauge section 5'; Be provided with desulfurizing purifier 6' in described smoke purifying chamber 7', the side of described smoke purifying chamber 7' is provided with sparge pipe 21', and the mouth spray of described sparge pipe 21' is positioned at the top of desulfurizing purifier 6', and described smoke purifying chamber 7' surface is also provided with form 20'; Described air-water separation chamber 10' comprises taper extension diameter section 8', the room body 19' of bottom and the taper undergauge section 12' on top, and the bottom center of described room body 19' is provided with air deflector 9', and the top in described room body 19' is provided with moisture trap 11'.

Flue gas after dedusting is under the effect of air-introduced machine, equal air chamber 4' is entered in the horizontal direction from the air inlet pipe 3' of desulfurizing tower, axial direction due to air inlet pipe 3' and equal air chamber 4' is close to an angle of 90 degrees, slow down after flue gas is subject to resistance in the process turned to thus increase pre-spray and the temperature fall time of flue gas, treating that flue gas is full of equal air chamber 4' gradually and rises, after taper undergauge section 5', the speed of flue gas gets a promotion, and then enters smoke purifying chamber 7', in smoke purifying chamber 7', absorbent circulating fluid is sprayed by sparge pipe 21', this circulating fluid falls to desulfurizing purifier 6' naturally because of gravity, and by because of through desulfurizing purifier 6' the High Rotation Speed that formed and the spiral air flow with suitable energy hold and shred, form cyclone gas-liquid layer, occur after the absorbent circulating fluid rising to this cyclone gas-liquid layer and chopping when flue gas meets desulphurization reaction due to towing force that flue gas is formed be certain and liquid that is cyclone gas-liquid layer is increasing always, when after the towing force of flue gas and the gravitational equilibrium of cyclone gas-liquid layer, the cyclone gas-liquid layer formed the earliest by replace by the cyclone gas-liquid layer that newly formed, impurity with trapping is fallen into equal air chamber and discharges outside tower, reacted flue gas can continue to rise with a certain amount of drop being cut into nano sized particles, now air-water mixture hits air deflector 9 ' with speed faster and is blocked, and scatter from the surrounding of air deflector 9 ' equably, then continue to rising to moisture trap 11' and 11 ", the flue gas without sulphur, relatively dry is obtained after two-layer moisture trap, and from exhaust outlet 13' discharged to air, reacted waste liquid is discharged from bottom waste stream outlet 1'.

Although the desulfurizing tower of said structure efficiently solves SO 2emission problem, but still there is following defect:

1, adopt tower structure, flue gas flow is shorter, and the time of staying is less, and the bulky grain water droplet of the overwhelming majority in gas-liquid does not fall back to smoke purifying chamber 7' because of shock, but directly enters moisture trap 11'.But, moisture trap 11' is the moisture content formed by the process of condensation mode in water smoke, i.e. little water droplet, and it is not obvious to the centrifugation of bulky grain water droplet, this part bulky grain water droplet last by directly discharged to air, not only bad for environmental protection, what also reduce desulphurization circulating liquid recycles rate simultaneously.

2, processing area is little, and the resistance of flue gas stream is comparatively large, and gas output is little, and thus efficiency is not high.

3, handling object is single, can only process sulfurous gas, cannot the toxic and harmful such as integrated treatment methyl alcohol, dimethyl sulfide.

Separately there is a kind of follow-on flue gas processing device, on the basis of desulfurizing tower, then install an oxidizing tower side by side additional, or install multiple corresponding treating column as required additional, to reach the object of integrated treatment.This device by the gas outlet, top of adjacent two towers and bottom air inlet UNICOM, arranges a Special circulation pond, in order to store circulation fluid by pipeline simultaneously.Because intermediate duct is many and long, the invalid pipeline of airflow passes increases, and causes gas-flow resistance to strengthen, thus reduces operating efficiency.Meanwhile, this plant area area is large, very uneconomical.

Summary of the invention

The present invention is to solve the problem that flue gas flow is shorter, processing area is little and handling object is single that prior art exists, aim to provide a kind of flue gas flow large compared with long, processing area, can the flue gas cleaner of all kinds of toxic and harmful of integrated treatment.

For solving the problem, the present invention is by the following technical solutions: a kind of flue gas cleaner, comprise the reservoir of the setting of layering from bottom to top, water smoke room, alkali lye spray chamber, oxidation spray chamber, gas-liquid separation chamber, charcoal absorption room and purified gas outlet, it is characterized in that described reservoir is at least separated into first point of groove, second point of groove and the 3rd point of groove, each point of groove is connected to blowdown main respectively by blow down branch; Described water smoke room, alkali lye spray chamber, oxidation spray chamber are communicated with by flue successively head and the tail with gas-liquid separation chamber, form transverse reciprocating formula channels in series; One end of described water smoke room is provided with smoke inlet pipe, and water smoke indoor top is provided with water mist sprinkling pipe, and side is by drainage tube and the first described Fen Cao UNICOM; Described alkali lye spray chamber inner top is provided with alkali lye shower, and side is by drainage tube and the second described Fen Cao UNICOM; Described oxidation spray chamber inner top is provided with oxidation shower, and side is by drainage tube and the 3rd described Fen Cao UNICOM; Described gas-liquid separation chamber is by drainage tube and the described the 3rd point of groove or a 4th Fen Cao UNICOM.

Flue gas cleaner of the present invention, industrial waste gas enters water smoke room from smoke inlet pipe first in the horizontal direction, gas-liquid mixed absorption reaction, the water miscible polluters such as methyl alcohol wherein and most of particle is allowed to be removed at this, through one-level water smoke room, waste gas out enters secondary alkali lye spray chamber again, tertiary oxidation spray chamber is entered by after the acid voc_s removals such as sulfur dioxide, oxidation cycle liquid adopts certain density liquor natrii hypochloritis, oxidation effectiveness is good, can by organic exhaust gas oxidation removals such as first sulphur, waste gas after tertiary oxidation process carries out after flow separation through gas-liquid separation chamber, gas enters charcoal absorption room, by high-efficiency carbon fibre absorber to a small amount of untreated organic exhaust gas adsorption removal of impurities, final purification tail gas up to standard discharges from purified gas outlet.

In water smoke room, alkali lye spray chamber and oxidation spray chamber, liquid is after treatment fallen in reservoir in corresponding point groove by drainage tube, reusable edible after purification or reduction treatment.

Flue gas cleaner of the present invention, has the following advantages:

1, after industrial waste gas enters water smoke room from smoke inlet pipe, enter the sticking completely containing the steam under jet-black shape material gases and vapour spray pattern, bubble, clean of process, because flow area diffusion causes air velocity to reduce, containing jet-black shape substance air flow slowly in the indoor laterally operation of water smoke, the steam after making it have enough spaces, time, distance comprehensively to reach water smoke atomization, the coherency between bubble and jet-black shape material and adhesion.In like manner, in alkali lye spray chamber and oxidation spray chamber, have enough spaces, time and distance too process, therefore good purification, finally discharged gas reaches complete cleaning.

2, the present invention adopts horizontal type structure, and it is transverse reciprocating formula structure that air-flow runs passage, and processing area is large.And the flue gas pipeline connected between adjacent two stages for the treatment of room is very short, thus the inefficient length of air-flow operation is short, and gas-flow resistance is less, and treatment effeciency is very high.

3, the present invention adopts charcoal absorption.Absorption, as industrial a kind of separation process, has been widely used in the industrial department such as preparation of chemical industry, oil, food, light industry and high-purity gas.Because absorption has very high selective and high separating effect, trace materials can be removed, so adsorption cleaning method comes into one's own day by day in air pollution control, the low concentration unwanted material being difficult to especially for other method of removal be separated requires strict waste gas better effects if with process discharge standard.

Utilizing the microporous characterization of adsorption of activated carbon to adsorb organic exhaust gas is a kind of the most effective conventional industrial treatment means, and absorption can make organic waste-gas purification efficiency up to 90-95%.Active carbon adsorption device equipment is simple, it is little to invest, waste gas is when absorber is inhaled, utilize the many micropores of activated carbon and the large characteristic of surface area, rely on molecular attraction and capillarity can reclaim the waste gas absorption of the organic solvents such as benzene,toluene,xylene, alcohol, ketone, ester, gasoline class.Be more suitable for the waste gas pollution control and treatment of Wind Volume, be applicable to the industries such as chemical industry, light industry, rubber, machinery, boats and ships, automobile, oil, make organic vapor and volatile substance adsorption reach the object of pure air in its surface.

4, the present invention can remove sulfur dioxide, can also remove the organic exhaust gas such as water miscible polluter and first sulphur such as methyl alcohol, by choosing dissimilar alkali lye and oxide, the present invention can remove all kinds of poisonous and harmful substance, reach the integrated treatment to flue gas, applicability widely.

As a further improvement on the present invention, at least flow deflector under described water smoke room, alkali lye spray chamber and oxidation one of them indoor of spray chamber to be provided with on a group flow deflector and a group, described flow deflector is up and down arranged alternately, and forms waveform passage.Further, described flow deflector is up and down obliquely installed along airflow direction.Make to carry out curve back and forth containing the water conservancy diversion direction of jet-black shape substance air flow along deflector in corresponding process chamber, advance wave upon wave, thus considerably increase the flow process of air-flow, exhaust-gas treatment is obtained more abundant, improve clean-up effect further.

Improve further again as of the present invention, between described charcoal absorption room and purified gas outlet, be also provided with plasma generator, reach the object of smoke elimination, dedusting, elimination peculiar smell.But the process of the inapplicable flammable explosion hazard gases of this structure.

Improve further as of the present invention, described charcoal absorption room is multi-layer drawer structure again, is convenient to change active carbon.

Improve further as of the present invention, the bottom of described charcoal absorption room is also provided with jet chimney again.After charcoal absorption organic matter reaches capacity state, stop sucking organic exhaust gas.Upwards send into steam by jet chimney and carry out stripping desorption, organic matter is evicted from from active carbon, i.e. desorb.Indoor active carbon recovers its activity, namely regenerates.

Improve further as of the present invention again, each point of groove is respectively equipped with overflow pipe, described each overflow pipe is connected to described blowdown main.After the liquid level in point groove exceeds overflow pipe, unnecessary liquid discharged to blowdown main, makes the liquid in point groove overflow from overflow pipe.

Improve further as of the present invention, described gas-liquid separation chamber can adopt baffling to be separated (baffle plate separation) or common centrifugation (cyclonic separation), and filler also can be selected to be separated again.Preferred employing multiaspect hole bulbus cordis carries out gas-liquid separation.

Improve further as of the present invention, be also provided with in first point of described groove and comprise impeller, motor and funnel and sewage disposal apparatus, described impeller is arranged on liquid level place, and is driven by described motor again; Described funnel inlet is placed in liquid level place, and towards described impeller, sewage draining exit is connected to described blowdown main.Waste gas, after water smoke atomization is carried out in spray washing room, steam, to condense between bubble and jet-black shape material and the impurity that sticks rear formation swims on the liquid level of first point of groove, and driven by motor vane rotary, squeezes into impurity in funnel, and enters blowdown main.Liquid after sewage disposal apparatus process enters water mist sprinkling pipe by circulating pipe pump and recycles.

Improve further again as of the present invention, described water smoke room, alkali lye spray chamber, oxidation spray chamber and gas-liquid separation chamber are also provided with inspection manhole.In running, each spray liquid all can be recycled, by observing its outward appearance or online PH controls, determine saturated after changed or regenerated.Spray liquid after saturated, as do not regenerated, must be pumped into Sewage Disposal and be processed, in order to avoid cause secondary pollution.

Further improve as of the present invention, in access place of industrial equipment waste gas outlet pipeline, after access decompression condensation device, for the equipment that the outlet temperatures such as incinerator are higher, its waste gas of discharging also has higher temperature, need to carry out indirect condensing with condensation comb, after making it reach normal temperature, the diameter because of condenser tubes amplifies to be made waste gas it enters the air-flow after flue gas cleaner and slows down.

Accompanying drawing explanation

Below in conjunction with the drawings and specific embodiments, the invention will be further described.

Fig. 1 is existing a kind of Structure of Flue Gas Desulfuration Absorbing schematic diagram.

Fig. 2 is the structural representation of flue gas cleaner of the present invention.

Fig. 3 is the structural representation of water smoke room of the present invention.

Fig. 4 is the structural representation of sewage disposal apparatus of the present invention.

Fig. 5 is the side view of sewage disposal apparatus of the present invention.

Detailed description of the invention

With reference to Fig. 1, existing a kind of desulfurizing tower, its defect is described above, and does not repeat them here.

With reference to Fig. 2, a kind of flue gas cleaner of the present invention, comprise the reservoir 27 of the setting of layering from bottom to top, water smoke room 9, alkali lye spray chamber 7, oxidation spray chamber 5, gas-liquid separation chamber 32, charcoal absorption room 3 and purified gas outlet 1, described reservoir 27 is at least separated into first point of groove, 14, second point of groove 19 and the 3rd point of groove 24, and each point of groove is connected to blowdown main 10 respectively by blow down branch 13,18,22; Described water smoke room 9, alkali lye spray chamber 7, oxidation spray chamber 5 are communicated with by flue 29 successively head and the tail with gas-liquid separation chamber 32, form transverse reciprocating formula channels in series; One end of described water smoke room 9 is provided with smoke inlet pipe 8, and water smoke room 9 inner top is provided with water mist sprinkling pipe 28, and side is by drainage tube 15 and the first described Fen Cao 14 UNICOM; Described alkali lye spray chamber 7 inner top is provided with alkali lye shower 30, and side is by drainage tube 20 and the second described Fen Cao 19 UNICOM; Described oxidation spray chamber 5 inner top is provided with oxidation shower 31, and side is by drainage tube 25 and the 3rd described Fen Cao 24 UNICOM; Described gas-liquid separation chamber 32 is by drainage tube 26 and the 3rd described Fen Cao 24 UNICOM.

With reference to Fig. 3, flow deflector 34 under described indoor, water smoke room 9 to be provided with on a group flow deflector and a group, described flow deflector is up and down arranged alternately, and forms waveform passage.Described flow deflector is up and down obliquely installed along airflow direction.The panel of water smoke room 9 is also provided with inspection manhole 35.

In described alkali lye spray chamber 7 and oxidation spray chamber 5, to be also respectively equipped with on one group flow deflector under flow deflector and a group, described flow deflector is up and down arranged alternately, and forms waveform passage.Described flow deflector is up and down obliquely installed along airflow direction.

Described alkali lye spray chamber 7, oxidation spray chamber 5 and gas-liquid separation chamber 32 are also respectively equipped with inspection manhole 6.

Described charcoal absorption room 3 is multi-layer drawer structure, and bottom is also provided with jet chimney 4.After charcoal absorption organic matter reaches capacity state, stop sucking organic exhaust gas.Upwards send into steam by jet chimney and carry out stripping desorption, evicted from by organic matter from active carbon, indoor active carbon recovers its activity, can reuse life.

Each point of groove 14,19,24 is respectively equipped with overflow pipe 12,16,21, and described each overflow pipe 12,16,21 is connected to described blowdown main 10.After the liquid level in point groove exceeds overflow pipe, unnecessary liquid discharged to blowdown main, makes the liquid in point groove overflow from overflow pipe.

Described gas-liquid separation chamber 32 adopts multiaspect hole bulbus cordis 33 to carry out gas-liquid separation.Multiaspect hole bulbus cordis due to specific area large, fully can solve gas-liquid to exchange, thus have that the little operating flexibility of resistance is lightweight greatly, intensity is high, free space, high temperature resistant (<120 degree), the feature such as corrosion-resistant, surface hydrophilic performance is good, windage is little, power consumption is few.

With reference to Fig. 4 and Fig. 5, be also provided with in first point of described groove 14 and comprise impeller 36, motor 37 and funnel 38 and sewage disposal apparatus.Described impeller 36 forms by organizing blade more, and is arranged in a rotating shaft 40, just in time beats and be advisable at liquid level 43 place when setting height(from bottom) should make impeller 36 rotate.Described rotating shaft 40 is driven by described motor 37, and described motor 37 can be buncher, also can be common electric machine, drives rotating shaft 40 to rotate by after gearbox 42 speed change by belt pulley 41.Described funnel 38 import is placed in liquid level place, and towards described impeller 36, the sewage draining exit 39 of funnel 38 is connected to described blowdown main 10.Liquid after sewage disposal apparatus process enters water mist sprinkling pipe 28 by circulating pipe pump 11 and recycles.

In like manner, alkali lye also reusable edible.Conventional alkali lye has the alkaline aqueous solutions such as limewash, agstone emulsion, carbide slurry or soda ash.Different utilization process can be set according to dissimilar alkali lye, and different desulfurizing byproducts can be obtained.Alkali lye after circular treatment enters alkali lye shower 30 by circulating pipe pump 17 and recycles.

Oxidation solution is reusable edible too.According to dissimilar oxidation solution, different utilization process can be set.Oxidation solution after circular treatment enters oxidation shower 31 by circulating pipe pump 23 and recycles.

Further, when processing non-combustible explosion hazard gases, being also provided with plasma generator 2 between described charcoal absorption room 3 and purified gas outlet 1, reaching the object of smoke elimination, dedusting, elimination peculiar smell.

Through contrast test, flue gas cleaner of the present invention, design power is 20KW, actual go out throughput can reach 20,000 m 3/ hour.Adopt the purifier of multitower cascaded structure, design power is 38KW, and designing throughput is 40,000 m 3/ hour, and actual giving vent to anger only has 20,000 m 3/ hour.Meanwhile, flue gas cleaner of the present invention is also the purifier 1/4 to 1/2 of this multitower cascaded structure, and advantage is apparent.

It is understood that above-described embodiment is just to explanation of the present invention, instead of limitation of the present invention, any innovation and creation do not exceeded in spirit of the present invention, all fall within protection scope of the present invention.

Claims (10)

1. a flue gas cleaner, comprise the reservoir (27) of the setting of layering from bottom to top, water smoke room (9), alkali lye spray chamber (7), oxidation spray chamber (5), gas-liquid separation chamber (32), charcoal absorption room (3) and purified gas outlet (1), it is characterized in that described reservoir (27) is at least separated into first point of groove (14), second point of groove (19) and the 3rd point of groove (24), each point of groove is connected to blowdown main (10) respectively by blow down branch (13,18,22); Described water smoke room (9), alkali lye spray chamber (7), oxidation spray chamber (5) and gas-liquid separation chamber (32) are communicated with by flue (29) successively head and the tail, form transverse reciprocating formula channels in series; One end of described water smoke room (9) is provided with smoke inlet pipe (8), water smoke room (9) inner top is provided with water mist sprinkling pipe (28), and side is by drainage tube (15) and described first point of groove (14) UNICOM; Described alkali lye spray chamber (7) inner top is provided with alkali lye shower (30), and side is by drainage tube (20) and described second point of groove (19) UNICOM; Described oxidation spray chamber (5) inner top is provided with oxidation shower (31), and side is by drainage tube (25) and the described the 3rd point of groove (24) UNICOM; Described gas-liquid separation chamber (32) is by drainage tube (26) and the described the 3rd point of groove (24) or a 4th Fen Cao UNICOM.
2. flue gas cleaner as claimed in claim 1, it is characterized in that at least flow deflector under described water smoke room (9), alkali lye spray chamber (7) and oxidation spray chamber (5) one of them indoor to be provided with on a group flow deflector and a group, described flow deflector is up and down arranged alternately, and forms waveform passage.
3. flue gas cleaner as claimed in claim 2, is characterized in that described flow deflector is up and down obliquely installed along airflow direction.
4. flue gas cleaner as claimed in claim 1, is characterized in that also being provided with plasma generator (2) between described charcoal absorption room (3) and purified gas outlet (1).
5. flue gas cleaner as claimed in claim 1, is characterized in that in described charcoal absorption room (3) be multi-layer drawer structure.
6. flue gas cleaner as claimed in claim 1, is characterized in that also being provided with jet chimney (4) in the bottom of described charcoal absorption room (3).
7. flue gas cleaner as claimed in claim 1, it is characterized in that each point of groove (14,19,24) is respectively equipped with overflow pipe (12,16,21), described each overflow pipe (12,16,21) is connected to described blowdown main (10).
8. flue gas cleaner as claimed in claim 1, is characterized in that described gas-liquid separation chamber (32) adopts multiaspect hole bulbus cordis (33) to carry out gas-liquid separation.
9. flue gas cleaner as claimed in claim 1, it is characterized in that also being provided with in described first point of groove (14) comprising impeller (36), motor (37) and funnel (38) and sewage disposal apparatus, described impeller (36) is arranged on liquid level place, and is driven by described motor (37); Described funnel (38) import is placed in liquid level place, and towards described impeller (36), sewage draining exit (39) is connected to described blowdown main (10).
10., as the flue gas cleaner of claim 1-9 as described in any one, it is characterized in that described water smoke room (9), alkali lye spray chamber (7), oxidation spray chamber (5) and gas-liquid separation chamber (32) are also provided with inspection manhole (6).
CN201310125061.6A 2013-04-11 2013-04-11 Flue-gas cleaner CN103203170B (en)

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CN103203170B true CN103203170B (en) 2015-04-01

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CN103721542A (en) * 2013-07-23 2014-04-16 太仓派欧技术咨询服务有限公司 Acid tail gas purification device
CN103551008A (en) * 2013-11-13 2014-02-05 苏州依斯倍化学环保装备科技有限公司 Washing device of volatile gas
CN104971599B (en) * 2014-04-10 2017-07-28 中国石油化工股份有限公司 A kind of sour gas reactor and handling process
CN105311900A (en) * 2014-06-10 2016-02-10 宁波市鄞州一滴水环保科技有限公司 Device of treating oil smoke in a mixing manner
CN106466550A (en) * 2015-08-21 2017-03-01 宁波创润新材料有限公司 Smoke eliminator
CN106268264B (en) * 2016-10-18 2019-03-19 四川蓝邦新能源科技有限公司 Gas processing method in a kind of biodiesel esterification
CN106382647B (en) * 2016-11-24 2018-04-27 河北聚日实业有限公司 A kind of simple domestic stove flue gas ultrasonic cleaning set
CN107512153B (en) * 2017-08-27 2019-10-29 重庆大学 A kind of vehicle-mounted smell generator
CN109092813A (en) * 2018-08-13 2018-12-28 林州凤宝管业有限公司 A kind of cogeneration sweeping steam pipeline method
CN109012039A (en) * 2018-08-15 2018-12-18 攀钢集团西昌钢钒有限公司 A kind of purification device of WSA relieving haperacidity raw material acid gas
CN109999628A (en) * 2019-04-15 2019-07-12 哈尔滨工程大学 Based on the axial flue gas desulphurization unit for absorbing diffusion, desulfurizing method of exhaust gas and for the control system of flue gas desulphurization unit

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CN203355583U (en) * 2013-04-11 2013-12-25 周勇定 Flue gas purifier

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