CN218131039U - Calcium carbonate synthesis tail gas purification treatment equipment - Google Patents
Calcium carbonate synthesis tail gas purification treatment equipment Download PDFInfo
- Publication number
- CN218131039U CN218131039U CN202222715377.8U CN202222715377U CN218131039U CN 218131039 U CN218131039 U CN 218131039U CN 202222715377 U CN202222715377 U CN 202222715377U CN 218131039 U CN218131039 U CN 218131039U
- Authority
- CN
- China
- Prior art keywords
- tank
- pipe
- absorption tower
- circulating
- tail gas
- 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
Images
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a calcium carbonate synthesis tail gas purification treatment device, which comprises an absorption tower, a liquid distribution tank, a circulating tank and a denitration reactor; three layers of spray pipes which are horizontally distributed are arranged in the absorption tower, and spiral spray heads are arranged below the spray pipes; a vertical stirrer is arranged in the liquid preparation pool, and the denitration reactor is respectively connected with the jet pump and the absorption tower; the circulating tank is provided with a cover plate, and a blocking plate is arranged in the circulating tank and divides the circulating tank into a sedimentation tank and a clear liquid tank; the bottom of the sedimentation tank is provided with a sliding table, and the clear liquid tank is connected with the absorption tower through circulating equipment. The utility model arranges the sprayed mixed liquid into the circulating tank for sedimentation, thereby avoiding the accumulation of impurities in the absorption tower and facilitating the cleaning; the circulating tank is divided into a sedimentation tank and a clear liquid tank, and the circulating equipment circulates the supernatant in the clear liquid tank, so that the content of solid impurities is reduced, and the spraying device is prevented from being blocked. The utility model has the advantages of can not make impurity pile up, be convenient for wash, spray set is difficult for blockking up, can not influence the operation.
Description
Technical Field
The utility model relates to a calcium carbonate processing technology field, especially calcium carbonate synthesis tail gas clean-up treatment facility.
Background
Calcium carbonate powder is one of the most used inorganic powder materials, and is widely applied to the industries of paint, printing ink, plastics, papermaking, rubber, cosmetics and the like. The carbonization precipitation method is a main method for preparing calcium carbonate powder at present, lime is obtained by calcining lime ore, and a large amount of kiln gas is generated in the calcining process.
The main components of the kiln gas are nitrogen and carbon dioxide, and the secondary components are carbon monoxide, oxygen, water vapor, sulfur dioxide, tar and smoke dust. Wherein the fluctuation of the smoke content is large, and the smoke content is the highest when the lime kiln discharges materials and can reach 15000mg/m < 3 >; the content of smoke dust is also very high during charging, and the content of smoke dust is about 300mg/m < 3 > during normal calcination; after the carbonization and synthesis, the carbon dioxide content is reduced.
No matter the sulfur dioxide, tar, smoke dust and the like can not be directly discharged, and a factory needs to carry out a series of process treatment on kiln gas to reach the discharge standard.
At present, the treatment processes adopted in a factory are dust removal, desulfurization, tar removal, water removal and dehumidification in sequence; the desulfurization needs a special desulfurizing agent, and usually, kiln gas is introduced into a spray washing tower and then the desulfurizing agent is sprayed out at the same time, so that the kiln gas is cleaned by the desulfurizing agent.
The prior patent CN202121564669.5 discloses a layered desulfurization tower, which comprises a tower body, wherein a slurry pool is arranged at the bottom of the tower body, an air inlet pipe and an air outlet pipe are respectively arranged at the upper end and the lower end of the tower body, a plurality of baffle plates are arranged between the air inlet pipe and the air outlet pipe, an air flow channel is arranged between the adjacent baffle plates, one end of each baffle plate is provided with an air passing port, the air passing ports of the adjacent baffle plates are respectively positioned at different sides, the plurality of baffle plates form an S-shaped air flow channel, a spraying device is also arranged in the tower body and comprises a plurality of spraying layers, the spraying layers are communicated with the slurry pool through a water pump, atomizing spray nozzles are arranged on the spraying layers, and the spraying layers are positioned between the adjacent baffle plates;
although the flow speed of the flue gas is reduced by various structures, the slurry obtained by washing the flue gas inevitably falls into the bottom of the desulfurization tower, accumulates and collects, impurities accumulate at the bottom of the desulfurization tower for a long time, and the impurities are inconvenient to clean, and the impurities also affect the desulfurization effect of the slurry; and it directly adopts the water pump to connect the thick liquid pond and carries out cyclic utilization to the thick liquid, and the thick liquids that mix impurity can fall through in the thick liquid pond, and this just leads to impurity in the thick liquid equally can be pumped to spray set by the water pump, causes spray set to be blockked up, finally can't effectively carry out the desulfurization operation of spraying, seriously influences the purification treatment of kiln gas.
Therefore, the existing desulfurizing tower for purifying calcium carbonate kiln gas (tail gas) has the problems that slurry is accumulated at the bottom of the desulfurizing tower for a long time, impurities are accumulated and are inconvenient to clean, and the direct recycling of the slurry easily causes the blockage of a spraying device to influence the operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a calcium carbonate synthesis tail gas clean-up treatment facility. The utility model has the advantages of can not make impurity pile up, the desulfurizing tower is convenient for wash, and spray set is difficult for blockking up, can not influence the operation.
The technical scheme of the utility model: the calcium carbonate synthesis tail gas purification treatment equipment comprises an absorption tower, a liquid preparation tank, a circulating tank and a denitration reactor, wherein the absorption tower is respectively connected with the liquid preparation tank, the circulating tank and the denitration reactor through connecting pipes; three layers of spraying pipes which are horizontally distributed are arranged in the absorption tower, and a plurality of spiral spray heads which are uniformly distributed are arranged below each layer of spraying pipe; a vertical stirrer is arranged in the liquid preparation tank, and the denitration reactor is connected with an injection pump; a cover plate is arranged on the circulating tank, a vertical blocking plate is arranged in the circulating tank, and the circulating tank is divided into a sedimentation tank and a clear liquid tank by the blocking plate; the sedimentation tank bottom is equipped with the slip table toward the slope of lateral wall setting, the clear liquid pond passes through circulating equipment and links to each other with the absorption tower.
In the purification treatment equipment for tail gas generated in synthesis of calcium carbonate, the absorption tower sequentially comprises a washing area, a spraying area, a defogging area and a discharge area, wherein the top of the discharge area is connected with the outside; the spray pipe is positioned at the spray area; an air inlet pipe is arranged at one side of the washing area, a liquid discharge pipe is arranged at the bottom of the other side of the washing area, and a liquid return port connected with circulating equipment is arranged above the liquid discharge pipe; and the air inlet pipe is provided with a one-way valve which is connected with the denitration reactor.
In the purification treatment equipment for the tail gas generated in the synthesis of calcium carbonate, a demister is arranged in the demisting zone, a detection chamber is arranged at the top of the demisting zone, and a gas detection device is arranged in the detection chamber; an electric control valve is arranged at the joint of the demisting area and the discharge area; an air return pipe is arranged on the outer side of the absorption tower, the top of the air return pipe is connected with the demisting area through an electric control valve, and the bottom of the air return pipe is connected with an air inlet pipe.
In the purification treatment equipment for the tail gas generated by synthesizing the calcium carbonate, the outer side of the absorption tower is provided with a vertically arranged conveying pipe, and three adapter pipes which are respectively connected with the corresponding spraying pipes are arranged on the conveying pipe; the spraying pipe is in a cross shape and consists of four pipelines which are arranged in a staggered mode; the bottom of the conveying pipe is connected with the liquid preparation pool through a connecting pipeline; and a desulfurizer is arranged in the liquid preparation tank.
In the purification treatment equipment for the tail gas generated in the synthesis of calcium carbonate, a sewage discharge outlet connected with a liquid discharge pipe through a connecting pipeline is arranged above the sedimentation tank; the middle part of the barrier plate is provided with a filter screen plate.
In the purification treatment equipment for the tail gas generated by synthesizing the calcium carbonate, the circulating equipment comprises a supporting plate arranged on a cover plate, a pumping and discharging pump arranged in a clear liquid pool in a lifting way and a driving motor arranged on the supporting plate and used for driving the pumping and discharging pump to lift; the top of the pump drainage pump is provided with a telescopic pipe and an annular hanging ring which are communicated with the supporting plate; the driving motor is connected with the belt pulley above through a belt, the belt pulley is connected with the reel through a rotating shaft, and the reel penetrates through the supporting plate through a hoisting pull rope to be connected with the hanging ring; the supporting plate is provided with a connecting port, the bottom of the supporting plate is connected with the telescopic pipe, and the top of the supporting plate is connected with the liquid return port through a connecting pipeline.
In the purification treatment equipment for the calcium carbonate synthesis tail gas, a horizontally arranged gas baffle plate is arranged between the adjacent spray pipes, and each gas baffle plate is close to the corresponding spray pipe below the gas baffle plate; each air baffle plate consists of an annular block with a circular middle part and four fan-shaped blocks which are uniformly distributed outside the annular block; each fan-shaped block is positioned between adjacent pipelines of the corresponding spray pipe.
In the synthetic tail gas purification treatment facility of calcium carbonate, the lateral wall evenly distributed of absorption tower has the holding frame of a plurality of scalable regulations, and the conveyer pipe is fixed to be located in the holding frame.
Compared with the prior art, the utility model has the advantages that the circulating pool is arranged, the absorption tower is connected with the circulating pool, the mixed liquid which falls after being sprayed in the absorption tower can be discharged into the circulating pool for sedimentation, the impurities in the mixed liquid are effectively prevented from being accumulated in the absorption tower, and the absorption tower is convenient to clean;
simultaneously, separate into sedimentation tank and clear solution pond with the circulation pond, utilize circulating equipment to link to each other clear solution pond and absorption tower, send into the supernatant in the clear solution pond again and spray once more in the absorption tower, guarantee to contain a large amount of solid impurity in the supernatant of used cyclically, prevent that spray set from blockking up, spray set can effectively operate for a long time, can not influence tail gas purification and handles the operation.
Therefore, the utility model has the advantages of can not make impurity pile up, be convenient for wash, spray set is difficult for blockking up, can not influence the operation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is an enlarged view at B in FIG. 1;
fig. 4 is a top view of the spraying structure of the present invention.
The labels in the figures are: 1-absorption tower, 11-washing zone, 12-spraying zone, 13-demisting zone, 14-discharging zone, 21-air inlet pipe, 22-liquid discharge pipe, 23-conveying pipe, 231-adapter pipe, 232-clamping frame, 24-air return pipe, 28-detection chamber, 29-electric control valve, 3-circulation tank, 31-sedimentation tank, 32-clear liquid tank, 33-sliding table, 34-baffle plate, 35-sewage outlet, 4-cover plate, 41-opening fan, 5-spraying pipe, 51-spiral nozzle, 6-air baffle plate, 61-sector block, 62-ring block, 7-pumping pump, 71-telescopic pipe, 72-lifting ring, 73-lifting rope, 8-supporting plate, 81-driving motor, 82-belt pulley, 83-reel, 9-liquid distribution tank.
Detailed Description
The present invention will be further described with reference to the drawings and examples, which should not be construed as a limitation to the present invention.
Examples are given. The calcium carbonate synthesis tail gas purification treatment equipment comprises an absorption tower 1, a liquid preparation tank 9, a circulating tank 3 and a denitration reactor, wherein the absorption tower 1 is respectively connected with the liquid preparation tank 9, the circulating tank 3 and the denitration reactor through connecting pipes; three layers of horizontally distributed spray pipes 5 are arranged in the absorption tower 1, and a plurality of uniformly distributed spiral spray heads 51 are arranged below each layer of spray pipes 5; a vertical stirrer is arranged in the liquid distribution tank 9, a prepared desulfurizer is arranged in the vertical stirrer, and the denitration reactor is connected with an injection pump; the circulating tank 3 is additionally provided with a cover plate 4, a vertical baffle plate 34 is arranged in the circulating tank 3, and the circulating tank 3 is divided into a sedimentation tank 31 and a clear liquid tank 32 by the baffle plate 34; the cover plate 4 can be made of acrylic or other materials, and can be transparent or opaque according to needs, and the transparent property is convenient for observation; the bottom of the sedimentation tank 31 is provided with a sliding table 33 which is obliquely arranged downwards towards the left side, and the clear liquid tank 32 is connected with the absorption tower 1 through circulating equipment; a liquid level sensor is arranged at the top of the clear liquid pool 32;
the spiral spray nozzle 51 adopts a spiral atomization spray nozzle.
The tower body of the absorption tower 1 is made of carbon steel and glass flakes, so that the absorption tower has an anti-corrosion effect, and the tower internals are made of anti-corrosion materials.
The desulfurizer of the application adopts sodium alkali, and is mixed with water in the liquid preparation tank 9 until reaching the required concentration, and the vertical stirrer can make the alkali liquor desulfurizer continuously disturb so as to accelerate dissolution.
As shown in fig. 1, an absorption tower 1 is sequentially provided with a washing zone 11, a spraying zone 12, a demisting zone 13 and a discharge zone 14 with the top connected with the outside from bottom to top; the spray pipe 5 is positioned at the spray area 12; an air inlet pipe 21 is arranged at one side of the washing area 11, a liquid discharge pipe 22 is arranged at the bottom of the other side of the washing area, and a liquid return port connected with circulating equipment is arranged above the liquid discharge pipe 22; the liquid return port can be directly communicated with the bottom of the conveying pipe 23 to play a role of circulating spraying; the air inlet pipe 21 is provided with a one-way valve which is connected with the denitration reactor.
A demister is arranged in the demisting area 13, a detection chamber 28 is arranged at the top of the demisting area, and gas detection equipment is arranged in the detection chamber 28; the demister and the gas detection equipment can be common equipment in the market; an electric control valve 29 is arranged at the connection part of the demisting area 13 and the discharge area 14; an air return pipe 24 is arranged outside the absorption tower 1, the top of the air return pipe 24 is connected with the demisting area 13 through an electric control valve 29, and the bottom of the air return pipe is connected with an air inlet pipe 21; the detection result of the gas detection equipment is sent to the corresponding control terminal, and the control terminal controls the opening and closing of the electric control valve 29 according to the result.
As shown in fig. 1 and 2, a conveying pipe 23 is arranged outside the absorption tower 1, the conveying pipe 23 is composed of a plurality of pipelines, and three adapter pipes 231 are arranged on the conveying pipe 23 and connected with the corresponding spray pipes 5; the spraying pipe 5 is in a cross shape and consists of four pipelines which are arranged in a staggered way; the bottom of the delivery pipe 23 is respectively connected with the liquid preparation pool 9 and the liquid return port through connecting pipelines.
As shown in fig. 1, a sewage draining outlet 35 connected with the drain pipe 22 through a connecting pipeline is arranged above the sedimentation tank 31; the middle part of the barrier plate 34 is provided with a filter screen plate; an opening fan 41 for grabbing sediment is arranged at the cover plate 4 at the upper left side of the sedimentation tank 31.
As shown in fig. 3, the circulation device includes a support plate 8 disposed on the cover plate 4, a pump 7 disposed in the clear liquid tank 32 in a liftable manner, and a driving motor 81 disposed on the support plate 8 for driving the pump 7 to ascend and descend; the top of the pump 7 is provided with a telescopic pipe 71 and an annular hanging ring 72 which are communicated with the supporting plate 8; the driving motor 81 is connected with the belt pulley 82 above through a belt, the belt pulley 82 is connected with the winding wheel 83 through a rotating shaft, and the winding wheel 83 penetrates through the supporting plate 8 through the hoisting pull rope 73 to be connected with the hoisting ring 72; a connecting port is arranged on the supporting plate 8, the bottom of the connecting port is connected with the telescopic pipe 71, and the top of the connecting port is connected with the liquid return port through a connecting pipeline; the driving motor 81 is associated with a liquid level sensor, and can adjust the height of the pumping pump 7 according to the actual liquid level, so as to ensure that the driving motor can effectively pump the supernatant for circulation.
As shown in fig. 4, a choke plate 6 is horizontally arranged between adjacent spray pipes 5, and each choke plate 6 is close to the corresponding spray pipe 5 below the choke plate 6; each air baffle plate 6 consists of an annular block 62 with a circular ring-shaped middle part and four fan-shaped blocks 61 which are uniformly distributed outside the annular block 62; each sector 61 is located between adjacent pipes of the corresponding shower pipe 5.
Referring to fig. 2, the absorption tower 1 has a plurality of telescopically adjustable holders 232 on the side walls thereof, and the transport pipe 23 is fixedly disposed in the holders 232.
The working principle is as follows:
the tail gas (kiln gas) that calcines the production, the kiln gas lets in the denitration reactor, and the denitration reactor links to each other with the jet pump simultaneously, and the denitration agent (barreled oxidant) that will purchase comes is carried the denitration reactor in through the hose direct pressurization and is carried out mixing reaction with the tail gas, NO in the tail gas x Oxidizing by an oxidant to form high-valence nitrogen oxide;
the tail gas after reaction enters the absorption tower 1 through an air inlet pipe 21; the desulfurizer in the liquid distribution pool 9 is pumped into the conveying pipe 23 through a slurry supply pump, enters the corresponding spray pipe 5 through the adapter pipe 231, and is finally sprayed out from the spiral spray head 51;
the tail gas flows from bottom to top of the absorption tower 1 and is sprayed and washed by the sprayed desulfurizer in the upward flowing process, SO that SO in the tail gas 2 And NO X Reacting with a desulfurizer to produce nitrate and sulfate, and simultaneously spraying and washing impurities such as dust and the like to fall into a bottom washing zone 11 of the absorption tower 1;
mixed slurry (including unreacted desulfurizer, reaction products, impurities and the like) collected at the washing zone 11 enters the sedimentation tank 31 through the liquid discharge pipe 22 for sedimentation, and the impurities and the like are deposited and accumulated on one side of the sedimentation tank 31 through the sliding table 33; the supernatant after precipitation flows into the clear liquid pool 32 through the filter screen plate of the baffle plate 34 and is sent into the absorption tower 1 again through the circulating equipment for recycling;
the flue gas after desulfurization, denitration and impurity removal enters the demisting zone 13 and is demisted by a demister, and meanwhile, gas detection equipment in the detection chamber 28 detects tail gas to be discharged; if the exhaust standard is met, the electric control valve 29 of the exhaust area 14 is opened, the electric control valve 29 of the air return pipe 24 is closed, and the tail gas can directly enter the exhaust area 14 to be exhausted; on the contrary, if the exhaust gas does not reach the emission standard, the electric control valve 29 of the gas return pipe 24 is opened, and the tail gas enters the absorption tower 1 again through the gas return pipe 24 for circular purification treatment until the emission standard is met.
Impurities accumulated in the sedimentation tank 31 can be fished out by adopting grabbing equipment such as a mud grab and the like and then are subjected to other corresponding treatment;
the wastewater in the circulating tank 3 can be introduced into a wastewater treatment system for corresponding treatment.
The application adopts a sodium-alkali method for desulfurization, namely NaOH/Na2CO3 is utilized to absorb SO in the flue gas 2 。
SO 2 After contact with the alkali absorption, the following reaction takes place:
the wet sodium-alkali absorption method actually utilizes Na X H 2-X SO 3 (x = 1-2) absorbing SO in the flue gas by a continuous circulating process 2 Acid salt NaHSO formed during absorption 3 To SO 2 Has no absorption capacity, and NaHSO in the absorption liquid is absorbed along with the absorption process 3 The absorption capacity of the absorption liquid is reduced due to the increase of the amount, so that alkali liquor needs to be supplemented into the absorption liquid to ensure that part of NaHSO 3 Conversion to Na 2 SO 3 To maintain Na in the absorption liquid 2 SO 3 Is relatively stable to maintain the absorption capacity of the absorption liquid,
while SO contained in the tail gas 3 Acid gases such as HCl and the like are absorbed by the absorbent at the same timeThe following reactions take place,
in the sodium-alkali desulfurization process, SO is added 2 Absorbing to obtain sodium sulfite or sodium bisulfite intermediate and small amount of sodium sulfate and sodium chloride.
Claims (8)
1. Calcium carbonate synthesis tail gas clean-up processing equipment, its characterized in that: the device comprises an absorption tower (1), a liquid preparation tank (9), a circulating tank (3) and a denitration reactor, wherein the absorption tower (1) is respectively connected with the liquid preparation tank (9), the circulating tank (3) and the denitration reactor through connecting pipes; three layers of horizontally distributed spray pipes (5) are arranged in the absorption tower (1), and a plurality of uniformly distributed spiral spray heads (51) are arranged below each layer of spray pipe (5); a vertical stirrer is arranged in the liquid preparation tank (9), and the denitration reactor is connected with an injection pump; a cover plate (4) is arranged on the circulating tank (3), a vertical blocking plate (34) is arranged in the circulating tank (3), and the circulating tank (3) is divided into a sedimentation tank (31) and a clear liquid tank (32) by the blocking plate (34); the bottom of the sedimentation tank (31) is provided with a sliding table (33) which is obliquely arranged towards the side wall, and the clear liquid tank (32) is connected with the absorption tower (1) through circulating equipment.
2. The calcium carbonate synthesis tail gas purification treatment device according to claim 1, characterized in that: the absorption tower (1) sequentially comprises a washing area (11), a spraying area (12), a demisting area (13) and a discharge area (14) with the top connected with the outside from bottom to top; the spray pipe (5) is positioned at the spray area (12); an air inlet pipe (21) is arranged at one side of the washing area (11), a liquid discharge pipe (22) is arranged at the bottom of the other side of the washing area, and a liquid return port connected with circulating equipment is arranged above the liquid discharge pipe (22); and a one-way valve is arranged at the air inlet pipe (21) and connected with the denitration reactor.
3. The calcium carbonate synthesis tail gas purification treatment device according to claim 2, characterized in that: a demister is arranged in the demisting area (13), a detection chamber (28) is arranged at the top of the demisting area, and gas detection equipment is arranged in the detection chamber (28); an electric control valve (29) is arranged at the joint of the demisting area (13) and the discharge area (14); an air return pipe (24) is arranged on the outer side of the absorption tower (1), the top of the air return pipe (24) is connected with the demisting area (13) through an electric control valve (29), and the bottom of the air return pipe is connected with an air inlet pipe (21).
4. The calcium carbonate synthesis tail gas purification treatment device according to claim 2, characterized in that: a vertically arranged conveying pipe (23) is arranged on the outer side of the absorption tower (1), and three adapter pipes (231) which are respectively connected with the corresponding spray pipes (5) are arranged on the conveying pipe (23); the spraying pipe (5) is in a cross shape and consists of four pipelines which are arranged in a staggered mode; the bottom of the conveying pipe (23) is connected with the liquid preparation pool (9) through a connecting pipeline; a desulfurizer is arranged in the liquid preparation tank (9).
5. The calcium carbonate synthesis tail gas purification treatment device according to claim 2, characterized in that: a sewage discharge outlet (35) connected with the liquid discharge pipe (22) through a connecting pipeline is arranged above the sedimentation tank (31); the middle part of the baffle plate (34) is provided with a filter screen plate.
6. The calcium carbonate synthesis tail gas purification treatment device according to claim 2, characterized in that: the circulating equipment comprises a supporting plate (8) arranged on the cover plate (4), a pumping and discharging pump (7) arranged in the clear liquid pool (32) in a lifting way and a driving motor (81) arranged on the supporting plate (8) and used for driving the pumping and discharging pump (7) to lift; the top of the pump (7) is provided with a telescopic pipe (71) and an annular hanging ring (72) which are communicated with the support plate (8); the driving motor (81) is connected with a belt pulley (82) above through a belt, the belt pulley (82) is connected with a winding wheel (83) through a rotating shaft, and the winding wheel (83) penetrates through the supporting plate (8) through a hoisting pull rope (73) to be connected with the hoisting ring (72); the support plate (8) is provided with a connecting port, the bottom of the connecting port is connected with the telescopic pipe (71), and the top of the connecting port is connected with the liquid return port through a connecting pipeline.
7. The calcium carbonate synthesis tail gas purification treatment device according to claim 4, characterized in that: a horizontally arranged air baffle plate (6) is arranged between the adjacent spraying pipes (5), and each air baffle plate (6) is close to the corresponding spraying pipe (5) below the air baffle plate; each air baffle plate (6) consists of an annular block (62) with a circular middle part and four fan-shaped blocks (61) which are uniformly distributed outside the annular block (62); each sector (61) is located between adjacent pipes of the corresponding shower pipe (5).
8. The calcium carbonate synthesis tail gas purification treatment device according to claim 4, characterized in that: a plurality of telescopically adjustable clamping frames (232) are uniformly distributed on the side wall of the absorption tower (1), and the conveying pipe (23) is fixedly arranged in the clamping frames (232).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222715377.8U CN218131039U (en) | 2022-10-14 | 2022-10-14 | Calcium carbonate synthesis tail gas purification treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222715377.8U CN218131039U (en) | 2022-10-14 | 2022-10-14 | Calcium carbonate synthesis tail gas purification treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218131039U true CN218131039U (en) | 2022-12-27 |
Family
ID=84570397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222715377.8U Active CN218131039U (en) | 2022-10-14 | 2022-10-14 | Calcium carbonate synthesis tail gas purification treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218131039U (en) |
-
2022
- 2022-10-14 CN CN202222715377.8U patent/CN218131039U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201832555U (en) | Optimized two-circulating flue gas dust removal and desulfurization device | |
| CN111408250A (en) | Desulfurization liquid and chlorine dioxide gas phase oxidation denitration integrated flue gas purification device and process | |
| CN205760582U (en) | Limestone-plaster wet desulfurizing system | |
| RU2149679C1 (en) | Method of scrubbing and device for removal of sulfur oxides from combustion products | |
| CN204874120U (en) | Waste gas waste water that sprays paint integration processing system | |
| CN206566725U (en) | A kind of microwave UV photodissociation equipment for being integrated with Water spray processing | |
| CN107970756A (en) | A kind of chlorosilane waste gas processing method | |
| CN207085669U (en) | A kind of mono-tower multi-stage circulates multiloop desulfurizer | |
| WO2021051448A1 (en) | Ammonia desulphurization and oxidation apparatus and method | |
| CN102500223A (en) | Equipment for performing wet-method flue gas desulfurization and producing gypsum by discarded carbide slag | |
| CN218131039U (en) | Calcium carbonate synthesis tail gas purification treatment equipment | |
| PL179681B1 (en) | Apparatus for wet desilphurisation of exhaust gas | |
| CN114870606B (en) | Acid making tail gas purifying and whitening device | |
| CN111603903A (en) | Double-alkali desulphurization device | |
| CN102151480B (en) | Boiler flue gas desulfurization method and device | |
| CN208642288U (en) | A kind of production of chloroacetic acid exhaust purifier | |
| CN101450279B (en) | Bubble tower as desulfurizer and use thereof | |
| CN210278745U (en) | Acid exhaust gas purifying and filtering device | |
| CN211435701U (en) | Desulfurizing tower | |
| CN210934425U (en) | Ammonia absorption device in converter production | |
| CN210544287U (en) | Packed tower for capturing industrial carbon dioxide | |
| CN100542666C (en) | A kind of solid-liquid reaction tanks and application thereof with gas separation and collecting function | |
| CN209714706U (en) | A kind of exhaust treatment system in rare-earth sulfide production process | |
| CN210057753U (en) | Horizontal water curtain dust removal water circulation integrated system | |
| CN216136999U (en) | Wet desulphurization system for industrial emission flue gas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |