CN204637961U - Smoke treating device in extrusion moulding process after a kind of paper is separated - Google Patents
Smoke treating device in extrusion moulding process after a kind of paper is separated Download PDFInfo
- Publication number
- CN204637961U CN204637961U CN201520316222.4U CN201520316222U CN204637961U CN 204637961 U CN204637961 U CN 204637961U CN 201520316222 U CN201520316222 U CN 201520316222U CN 204637961 U CN204637961 U CN 204637961U
- Authority
- CN
- China
- Prior art keywords
- cell
- extrusion moulding
- separated
- communicated
- chemical solution
- 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.)
- Expired - Fee Related
Links
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a kind of paper and be separated smoke treating device in rear extrusion moulding process, belong to technical field of waste gas treatment.Smoke treating device of the present utility model comprises chemical solution treatment box, spray column and adsorption box, chemical solution treatment box is the sealed vacuum case being divided into several vertical cells, after one end is separated with paper by air inlet, the smoke exhaust pipe of extrusion moulding device is communicated with, the other end is communicated with by tube connector with spray column, be communicated with by bridge piece between 2 the vertical cells closed on, in each cell, be filled with chemical solution; The top of spray column arranges mouth spray; Adsorption box top is set out gas port and is communicated with air by blast pipe, and inside arranges active carbon adsorption plate.After the utility model achieves and is separated by waste carton paper, in extrusion moulding process, smog carries out the object of fully process.
Description
Technical field
The utility model belongs to technical field of waste gas treatment, is that a kind of paper is separated smoke treating device in rear extrusion moulding process specifically.
Background technology
The recycling of litter decoration is a kind of important channel of resource regeneration, current packaging, and what major part adopted is composite paper-plastic material, and this material is economical and practical, can mildew resistant moistureproof water-impervious, so be widely used in packaging for foodstuff.But due to the different performance of paper, this kind of material directly can not process recovery: its reason one is that paper bag can be degraded, but plastics can not be degraded; Its reason two is that plastics can regeneration and granulation, but paper bag can not regeneration and granulation.If do not process, both can cause the pollution of environment, and waste resource.Reclaim, first paper must be separated, then process respectively.
After paper is separated, waste or used plastics is in extrusion moulding process, owing to needing the complexity of heating and waste or used plastics composition, a large amount of toxic smogs can be produced, containing toxic gas and various heavy metal compounds such as hydrogen chloride, methane, toluene, dimethylbenzene in smog.These toxic gases, if effectively do not processed, will cause secondary pollution to air.
Chinese Patent Application No.: 201420607474.8, publication date: 2015.02.25 patent document discloses a kind of low cost smoke treating device for plastic granulator, comprises comminutor smog and goes out pipe, collection smoke box, the first pipeline, reduced pipe, second pipe, the 3rd pipeline, reducing elbow, water inlet pipe, the 4th pipeline, water tank and outlet pipe; Described collection smoke box bottom center is provided with cylindrical protrusions, and cylindrical protrusions forms an annular collecting vat jointly with the bottom surface and side collecting smoke box, and be provided with discharging tube bottom annular collecting vat, discharging tube is provided with valve, is provided with liquid level gauge in collection smoke box; Described first pipeline one end connects collection smoke box, and the other end connects reduced pipe, second pipe, the 3rd pipeline, reducing elbow and the 4th pipeline successively; The side of described 4th pipeline is provided with water inlet pipe, and water inlet pipe top is provided with shower nozzle, and the 4th pipeline stretches in water tank, and water tank bottom is provided with outlet pipe; Described shower nozzle comprises water feed apparatus, bearing, bearing block and nozzle cap; This apparatus structure is simple, and cost is low.This utility model, by the use of annular collecting vat and shower nozzle, is absorbed by the smoke particle of physical method to plastic granulator, but can not solve the chemical composition in smog.
Utility model content
1. the technical problem that will solve
Mould the problem that the smoke composition produced in skin fragment extrusion moulding process is complicated, easily cause secondary pollution after being separated for prior art waste carton paper, the utility model provides a kind of paper and is separated smoke treating device in rear extrusion moulding process.It can realize waste carton paper being separated smog in rear extrusion moulding process and carry out the object of fully process, and processing procedure is closed carries out, and can not cause secondary pollution to air.
2. technical scheme
Complexity and the toxicity thereof of smoke composition in rear extrusion moulding process is separated for waste carton paper, inventor attempted multiple test method and processed, comprise multiple acid or alkali mixing method, but treatment effect is all undesirable, final inventor has used for reference the principle of camphor ball deodorizing in toilet, Be very effective after application, after being applied to concrete production, devises treating apparatus of the present utility model targetedly.
For achieving the above object, the utility model scheme is carried out in the following manner:
Smoke treating device in extrusion moulding process after a kind of paper is separated, comprise chemical solution treatment box, spray column and adsorption box, chemical solution treatment box is the sealed vacuum case being divided into several vertical cells, after one end is separated with paper by air inlet, the smoke exhaust pipe of extrusion moulding device is communicated with, the other end is communicated with by tube connector with spray column, be communicated with by bridge piece between 2 the vertical cells closed on, chemical solution is filled with in each cell, one end of bridge piece is in cell on chemical liquid level of solution, bottom cell under the chemical solution liquid level that the other end is inserted into another cell, the bottom air inlet of spray column is communicated with by tube connector with chemical solution treatment box, and neck gas outlet is communicated with the bottom air inlet of adsorption box, the top of spray column arranges mouth spray, adsorption box top is set out gas port and is communicated with air by blast pipe, and inside arranges active carbon adsorption plate, and each active carbon adsorption plate is evenly distributed with adsorption hole.
Preferred scheme, the vertical cell of chemical solution treatment box is 4, be followed successively by the first cell, the second cell, the 3rd cell and the 4th cell from left to right, wherein: in the first cell, solution is calcium carbonate soln, be camphor ball lysate in second cell and the 3rd cell, be base mixed liquor in 4th cell, be provided with oil on the liquid level of the first cell and collect mouth.
Preferred scheme, the mouth spray of spray column is connected with the shower be inserted at the bottom of tower; Bridge piece between spray column and chemical solution treatment box is provided with vavuum pump.
Preferred scheme, spray column inside is equidistantly arranged with dividing plate in parallel from top to bottom, and each dividing plate and shower are evenly provided with through hole, and spray column spray liquid is alkali lye.
Preferred scheme, the mouth of pipe that bridge piece inserts below liquid level of solution is communicated with air distribution disk, and the upper surface of each air distribution disk is connected with bridge piece, and lower surface is evenly provided with air distribution disk gas outlet.
Preferred scheme, dividing plate is Pall ring; Active carbon adsorption plate is the bell mouth shape structure of mouth down.
Paper is separated a using method for smoke treating device in rear extrusion moulding process, the steps include:
A, smog cool: be quickly cooled to less than 30 DEG C after the high temperature fumes of extrusion moulding device enters the first cell by smoke exhaust pipe after paper is separated, and a part of smog generates calcareous plastic cement oil under the effect of alkalescent calcium carbonate soln; Calcareous plastic cement oil is collected mouth periodic collection by oil and is discharged casing, utilizes as during raw material secondary plasticizing;
B, deodorizing: carry out twice deodorizing below the smog having neither part nor lot in reaction passes into the second cell and the 3rd cell camphor ball lysate liquid level by bridge piece, remove the toluene, the dimethylbenzene composition that have sharp aroma, low toxicity in smog; Carefully studying and measuring through inventor, finds that the active ingredient of deodorizing is the grape phenolic acid in camphor ball;
C, quaternization: after smog deodorizing, the base mixed liquor being passed into the 4th cell by bridge piece carries out quaternization, removes the sour gas of the main component accounted in smog;
D, spray: under the effect of vavuum pump, untreated smog is completely transported to the bottom of spray column, and under the effect of the alkali lye sprayed from mouth spray, sour gas reacts fully and absorbs;
E, absorption: fully after reaction, smog main component is carbon dioxide, aqueous vapor and smoke particle, passes into adsorption box and carries out granular absorption, under the effect of active carbon adsorption plate and adsorption hole, drain into air by exhaust chimney after adsorbing fully.
Preferred processing scheme, in step B, in the 3rd cell, chemical solution is grape phenolic acid solution; Spray column spray liquid is sodium hydroxide solution.
Preferred processing scheme, in chemical solution treatment box, the liquid level of chemical solution is 60 ~ 80% of box height.
Preferred processing scheme, the concentration of sodium hydroxide solution 5 ~ 8% of spray column.
3. beneficial effect
The technical scheme adopting the utility model to provide, compared with existing known technology, has following remarkable result:
(1) paper of the present utility model is separated smoke treating device in rear extrusion moulding process, several vertical cells in chemical solution treatment box are utilized to carry out multistep treatment to smog, the spray of recycling spray column processes fully to the noxious gas component in smog, finally utilize adsorption box to carry out absorption to the particle in smog to absorb, achieve and smog in extrusion moulding process after the separation of waste carton paper is carried out the object of fully process, treatment system is closed, can not cause secondary pollution to air;
(2) paper of the present utility model is separated smoke treating device in rear extrusion moulding process, and vertical cell is 4, and in the first cell, solution is calcium carbonate soln, for gases such as the methane in smog and hydrogen chloride; Be camphor ball lysate in second cell and the 3rd cell, for the phenyl irritative gas composition in smog; Be base mixed liquor in 4th cell, for the sour gas that residual in smog or processing procedure generate;
(3) paper of the present utility model is separated smoke treating device in rear extrusion moulding process, is inserted to the setting of the shower at the bottom of tower, can make spray in tower, reach tight spray; The setting of vavuum pump, makes whole chemical solution treatment box produce negative-pressure vacuum attitude;
(4) paper of the present utility model is separated smoke treating device in rear extrusion moulding process, the setting of spray column internal partition and through hole, increases the time of staying of spray liquid in tower and improves spraying effect; Spray liquid is alkali lye, strengthens the process to the sour gas that smog neutralisation treatment process generates further;
(5) paper of the present utility model is separated smoke treating device in rear extrusion moulding process, and the setting of air distribution disk and air distribution disk gas outlet, makes smog evenly give vent to anger in chemical solution, improves the treatment effect of smog in chemical solution;
(6) paper of the present utility model be separated after smoke treating device in extrusion moulding process, dividing plate is Pall ring, makes spray liquid under the effect of Pall ring, form eddy current and High Rotation Speed, to smog washing at a high speed, improves spraying effect further; The setting of bell mouth shape active carbon adsorption plate, improves effective adsorption area, strengthens adsorption effect;
(7) paper of the present utility model is separated smoke treating device in rear extrusion moulding process, by steps such as smog cooling → deodorizing → quaternization → spray → absorption, carry out fully and effectively processing to smog, achieve and smog in extrusion moulding process after the separation of waste carton paper is carried out the object of fully process, processing procedure is closed carries out, and can not cause secondary pollution to air;
(8) paper of the present utility model is separated smoke treating device in rear extrusion moulding process, the use of grape phenolic acid solution, and more targeted to the process of the phenyl moiety in smog, treatment effect is better; The use of sodium hydroxide solution, can process all sour gas produced in smog or in production process;
(9) paper of the present utility model is separated smoke treating device in rear extrusion moulding process, the liquid level of chemical solution be box height 60 ~ 80%, concentration of sodium hydroxide solution 5 ~ 8%, it is the result that inventor draws through long-term production practices, too lowly will affect treatment effect, too high, can production cost be improved;
(10) paper of the present utility model is separated smoke treating device in rear extrusion moulding process, and be adapted to the halfway present situation of domestic refuse classification, apparatus design is compact, low cost of manufacture; Use procedure easily operates, and can pass through unmanned computation completely, safety coefficient is high, is convenient to promote.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
In figure: 1, chemical solution treatment box; 2, spray column; 3, adsorption box; 4, vavuum pump; 11, the first cell; 12, the second cell; 13, the 3rd cell; 14, the 4th cell; 15, bridge piece; 16, mouth collected by oil; 17, air distribution disk; 18, air distribution disk gas outlet; 21, mouth spray; 22, shower; 23, dividing plate; 31, active carbon adsorption plate; 32, adsorption hole.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described in detail.
Embodiment 1
A kind of paper of the present embodiment is separated smoke treating device in rear extrusion moulding process, as shown in Figure 1, comprise chemical solution treatment box 1, spray column 2 and adsorption box 3, chemical solution treatment box 1 is the sealed vacuum case being divided into 4 vertical cells, be followed successively by the first cell 11, second cell 12, the 3rd cell 13 and the 4th cell 14 from left to right, wherein: in the first cell 11, solution is calcium carbonate soln, concentration is 0.1%; Be camphor ball lysate in second cell 12 and the 3rd cell 13, addition is 30 gs/kg, and be NaOH and calcium hydroxide mixed liquor in the 4th cell 14, hydroxide ion concentration is 3%; In chemical solution treatment box 1, the liquid level of chemical solution is 60% of box height; Be provided with oil on the liquid level of the first cell 11 and collect mouth 16, after first cell 11 is separated with paper by air inlet, the smoke exhaust pipe of extrusion moulding device is communicated with, 4th cell 14 is communicated with by tube connector with spray column 2, be communicated with by bridge piece 15 between 2 the vertical cells closed on, one end of bridge piece 15 in cell on chemical liquid level of solution, bottom the cell under the chemical solution liquid level that the other end is inserted into another cell; The bottom air inlet of spray column 2 is communicated with by tube connector with the 4th cell 14, and neck gas outlet is communicated with the bottom air inlet of adsorption box 3; The top of spray column 2 arranges mouth spray 21, and the mouth spray 21 of spray column 2 is connected with the shower 22 be inserted at the bottom of tower; Spray column 2 inside is equidistantly arranged with 3 dividing plates 23 from top to bottom in parallel, each dividing plate 23 and shower 22 are evenly provided with through hole, spray column 2 spray liquid is the sodium hydroxide solution of 5%, and the bridge piece 15 between spray column 2 and the 4th cell 14 is provided with vavuum pump 4; Adsorption box 3 top is set out gas port and is communicated with air by blast pipe, and inside arranges active carbon adsorption plate 31, and each active carbon adsorption plate 31 is evenly distributed with adsorption hole 32.
The paper of the present embodiment is separated the using method of smoke treating device in rear extrusion moulding process, the steps include:
A, smog cool: be quickly cooled to less than 30 DEG C after the high temperature fumes of extrusion moulding device enters the first cell 11 by smoke exhaust pipe after paper is separated, and a part of smog generates calcareous plastic cement oil under the effect of alkalescent calcium carbonate soln; Calcareous plastic cement oil is collected mouth 16 periodic collection by oil and is discharged casing, utilizes as during raw material secondary plasticizing;
B, deodorizing: carry out twice deodorizing below the smog having neither part nor lot in reaction passes into the second cell 12 and the 3rd cell 13 camphor ball lysate liquid level by bridge piece 15, remove the phenyl moiety such as toluene, dimethylbenzene having sharp aroma, low toxicity in smog;
C, quaternization: after smog deodorizing, the base mixed liquor being passed into the 4th cell 14 by bridge piece 15 carries out quaternization, removes the sour gas of the main component accounted in smog;
D, spray: under the effect of vavuum pump 4, untreated smog is completely transported to the bottom of spray column 2, and under the effect of the alkali lye sprayed from mouth spray 21, sour gas reacts fully;
E, absorption: fully after reaction, smog main component is carbon dioxide, aqueous vapor and smoke particle, pass into adsorption box 3 and carry out granular absorption, under the effect of active carbon adsorption plate 31 and adsorption hole 32, after adsorbing fully, through detection up to standard after, drain into air by exhaust chimney, if not up to standard, return mechanism carries out after-treatment.
The paper of the present embodiment is separated the using method of smoke treating device in rear extrusion moulding process, and through detecting, the exhaust after absorption reaches discharge standard completely, achieves and smog in extrusion moulding process after the separation of waste carton paper is carried out the object fully processed.
Embodiment 2
A kind of paper of the present embodiment is separated smoke treating device in rear extrusion moulding process, basic structure is with embodiment 1, difference is: the mouth of pipe that bridge piece 15 inserts below liquid level of solution is communicated with air distribution disk 17, the upper surface of each air distribution disk 17 is connected with bridge piece 15, lower surface is evenly provided with air distribution disk gas outlet 18, smog is evenly given vent to anger in chemical solution, improves the treatment effect of smog in chemical solution.Dividing plate 23 is Pall ring, makes spray liquid under the effect of Pall ring, form eddy current and High Rotation Speed, to smog washing at a high speed, improves spraying effect further; Active carbon adsorption plate 31 is the bell mouth shape structure of mouth down, improves effective adsorption area, strengthens adsorption effect.In 3rd cell 13, chemical solution is grape phenolic acid solution, and addition is 50 gs/kg, the use of grape phenolic acid solution, and more targeted to the process of the phenyl moiety in smog, treatment effect is better; Spray column 2 spray liquid is sodium hydroxide solution; In chemical solution treatment box 1, the liquid level of chemical solution is 80% of box height; The concentration of sodium hydroxide solution 8% of spray column 2.Second cell 12 camphor ball addition is 50 gs/kg, and be NaOH and calcium hydroxide mixed liquor in the 4th cell 14, hydroxide ion concentration is 5%.
A kind of paper of the present embodiment is separated smoke treating device in rear extrusion moulding process, and basic use procedure is with embodiment 1, and difference is, treatment effeciency improves a lot, and after measured, whole processing procedure production efficiency improves about 30%.
Embodiment 3
A kind of paper of the present embodiment is separated smoke treating device in rear extrusion moulding process, and basic structure is with embodiment 2, and difference is: the inwall of the first cell 11 arranges cooling water circulating device, to ensure that the smog entering cell is reduced to rapidly less than 30 DEG C.In chemical solution treatment box 1, the liquid level of chemical solution is 70% of box height; The concentration of sodium hydroxide solution 7% of spray column 2.Second cell 12 camphor ball addition is 70 gs/kg, and the 3rd cell 13 grape phenolic acid solution addition is 70 gs/kg.Whole device is by PLC and conputer controlled, and chemical concentrations sample point is set in chemical solution treatment box 1 and spray column 2, gas componant sample point being connected with PLC system is set at exhaust chimney air inlet place, with monitoring chemical solution concentration at any time and gas discharging whether up to standard.
A kind of paper of the present embodiment is separated smoke treating device in rear extrusion moulding process, and achieve full automation and produce and monitoring, after measured, production efficiency further increases more than 10%.
The utility model embodiment is only be described preferred embodiment of the present utility model; not design of the present invention and scope are limited; under the prerequisite not departing from design philosophy of the present invention; the various distortion that this area engineers and technicians make the technical solution of the utility model and improvement, all should fall into protection domain of the present utility model.
Claims (6)
1. paper is separated a smoke treating device in rear extrusion moulding process, comprises chemical solution treatment box (1), spray column (2) and adsorption box (3), it is characterized in that:
Described chemical solution treatment box (1) is the sealed vacuum case being divided into several vertical cells, after one end is separated with paper by air inlet, the smoke exhaust pipe of extrusion moulding device is communicated with, the other end is communicated with by tube connector with spray column (2), be communicated with by bridge piece (15) between 2 the vertical cells closed on, chemical solution is filled with in each cell, one end of bridge piece (15) in cell on chemical liquid level of solution, bottom the cell under the chemical solution liquid level that the other end is inserted into another cell;
The bottom air inlet of described spray column (2) is communicated with by tube connector with chemical solution treatment box (1), and neck gas outlet is communicated with the bottom air inlet of adsorption box (3); The top of spray column (2) arranges mouth spray (21);
Described adsorption box (3) top is set out gas port and is communicated with air by blast pipe, and inside arranges active carbon adsorption plate (31), and each active carbon adsorption plate (31) is evenly distributed with adsorption hole (32).
2. paper according to claim 1 is separated smoke treating device in rear extrusion moulding process, it is characterized in that: the vertical cell of described chemical solution treatment box (1) is 4, be followed successively by the first cell (11) from left to right, second cell (12), 3rd cell (13) and the 4th cell (14), wherein: the first cell (11) interior solution is calcium carbonate soln, be camphor ball lysate in second cell (12) and the 3rd cell (13), be base mixed liquor in 4th cell (14), be provided with oil on the liquid level of the first cell (11) and collect mouth (16).
3. paper according to claim 1 and 2 is separated smoke treating device in rear extrusion moulding process, it is characterized in that: the mouth spray (21) of described spray column (2) is connected with the shower (22) be inserted at the bottom of tower; Bridge piece (15) between spray column (2) and chemical solution treatment box (1) is provided with vavuum pump (4).
4. paper according to claim 3 is separated smoke treating device in rear extrusion moulding process, it is characterized in that: described spray column (2) inside is equidistantly arranged with dividing plate (23) from top to bottom in parallel, each dividing plate (23) and shower (22) are evenly provided with through hole, and spray column (2) spray liquid is alkali lye.
5. paper according to claim 4 is separated smoke treating device in rear extrusion moulding process, it is characterized in that: the mouth of pipe that described bridge piece (15) inserts below liquid level of solution is communicated with air distribution disk (17), the upper surface of each air distribution disk (17) is connected with bridge piece (15), and lower surface is evenly provided with air distribution disk gas outlet (18).
6. paper according to claim 4 is separated smoke treating device in rear extrusion moulding process, it is characterized in that: described dividing plate (23) is Pall ring; The bell mouth shape structure that described active carbon adsorption plate (31) is mouth down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520316222.4U CN204637961U (en) | 2015-05-15 | 2015-05-15 | Smoke treating device in extrusion moulding process after a kind of paper is separated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520316222.4U CN204637961U (en) | 2015-05-15 | 2015-05-15 | Smoke treating device in extrusion moulding process after a kind of paper is separated |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204637961U true CN204637961U (en) | 2015-09-16 |
Family
ID=54090737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520316222.4U Expired - Fee Related CN204637961U (en) | 2015-05-15 | 2015-05-15 | Smoke treating device in extrusion moulding process after a kind of paper is separated |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204637961U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826478A (en) * | 2015-05-15 | 2015-08-12 | 马鞍山华诚塑业有限公司 | Smoke treatment device and treatment method in post-paper-plastic-separation extrusion molding process |
| CN115253647A (en) * | 2022-09-28 | 2022-11-01 | 江苏大橡木集团有限公司 | Laboratory exhaust treatment device |
-
2015
- 2015-05-15 CN CN201520316222.4U patent/CN204637961U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826478A (en) * | 2015-05-15 | 2015-08-12 | 马鞍山华诚塑业有限公司 | Smoke treatment device and treatment method in post-paper-plastic-separation extrusion molding process |
| CN115253647A (en) * | 2022-09-28 | 2022-11-01 | 江苏大橡木集团有限公司 | Laboratory exhaust treatment device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104826478A (en) | Smoke treatment device and treatment method in post-paper-plastic-separation extrusion molding process | |
| CN203853005U (en) | VOCs (Volatile Organic Compounds) waste gas purification device | |
| CN105169912A (en) | Novel desulphurization device | |
| CN204604643U (en) | A kind of waste paper plastic composite materials paper is separated-moulds skin granulation production system | |
| CN204637961U (en) | Smoke treating device in extrusion moulding process after a kind of paper is separated | |
| CN105080306A (en) | Intelligent sewage odor comprehensive treatment device | |
| CN106390705A (en) | A flue desulphurization exhaust-gas treatment system | |
| CN105833642A (en) | Waste gas purification treatment system and method in sewage treatment station | |
| CN104524936B (en) | A kind of processing means of the plastic granulating waste gas of integration | |
| CN106076114B (en) | A kind of smoke processing system and method | |
| CN205730822U (en) | A kind of organic exhaust gas centralized processor | |
| CN203458972U (en) | Tail gas recycling device for production of water reducer | |
| CN204604843U (en) | Extrusion moulding system after a kind of paper is separated | |
| CN106696116B (en) | The operating method of total system after a kind of separation of paper | |
| CN206980453U (en) | VOC purifier in a kind of flue gas | |
| CN206853392U (en) | Waste heat recovery deodorization UV photodissociation clarifiers | |
| CN206867987U (en) | A kind of absorption plant for organosilicon acidity dust-containing tail gas | |
| CN206701311U (en) | A kind of bench for chemistry experiment | |
| CN212451227U (en) | Waste treatment device | |
| CN205412525U (en) | There is not water based paint VOC exhaust -gas treatment purifier of emission | |
| CN204604654U (en) | Total system after a kind of paper is separated | |
| CN110538559B (en) | Waste gas treatment process for workshop discharge in biopharmaceutical industry | |
| CN204891579U (en) | A processing apparatus for hydrogen fluoride tail gas | |
| CN211999667U (en) | Fermentation cylinder tail gas processing apparatus | |
| CN203389521U (en) | Smelly gas treatment device by three-level water washing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20160515 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |