CN108939716B - Industrial volatile oil waste gas multi-stage treatment equipment - Google Patents

Industrial volatile oil waste gas multi-stage treatment equipment Download PDF

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Publication number
CN108939716B
CN108939716B CN201810995704.5A CN201810995704A CN108939716B CN 108939716 B CN108939716 B CN 108939716B CN 201810995704 A CN201810995704 A CN 201810995704A CN 108939716 B CN108939716 B CN 108939716B
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treatment device
waste gas
oil
treatment
primary
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CN108939716A (en
Inventor
邱雄胜
尹显椿
彭丹
朱岳刚
李爽
张保全
刘知新
杜祥华
牛雷闪
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002Casings; Housings; Frame constructions
    • B01D46/0005Mounting of filtering elements within casings, housings or frames
    • B01D46/0008Two or more filter elements not fluidly connected positioned in the same housing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/56Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/62Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/007Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by irradiation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26Drying gases or vapours
    • B01D53/261Drying gases or vapours by adsorption
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • B01D53/8668Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/70Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/708Volatile organic compounds V.O.C.'s
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/80Water
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/02Other waste gases
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Toxicology (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention discloses industrial volatile oil waste gas multi-stage treatment equipment which comprises a primary treatment device, a secondary treatment device, a tertiary treatment device and a quaternary treatment device which are sequentially communicated; the primary treatment device is connected with an air inlet and is used for carrying out primary filtration on waste gas; the secondary treatment device is used for drying and adsorbing the waste gas after the primary treatment; the third-stage treatment device is used for filtering the waste gas after the second-stage treatment again; the four-stage treatment device is connected with an air outlet and is used for carrying out photocatalytic treatment on the waste gas. According to the invention, different stages of treatment are set according to the content and the components of the substances in the waste gas, and the filtering treatment device is arranged according to the chemical and material characteristics of the substances in the waste gas, so that the substances in the gas are treated stage by stage, and the treatment efficiency and the purification effect are greatly improved.

Description

Industrial volatile oil waste gas multi-stage treatment equipment
Technical Field
The invention relates to the technical field of industrial waste gas treatment, in particular to multistage treatment equipment for industrial volatile oil waste gas.
Background
The two-device fin drying process in the industry at present generally comprises the following steps: the heat exchanger is degreased at high temperature by a large amount of heat (the temperature can reach 180-220 ℃) generated by burning natural gas. The heat exchanger contains a large amount of copper pipe oil and fin oil, a large amount of oil mist (mainly containing C12-C16 saturated alkanes) can be generated in the drying process, and a large amount of waste gas (mainly containing triphenyl, styrene, TVOCs, non-methane total hydrocarbons, nitrogen dioxide, nitrogen oxides, carbon monoxide, smoke blackness, particulate matters and the like) can be generated in the high-temperature degreasing process. Such waste gas generally adopts directly to discharge or adopts and concentrate and collect the back and carry out once-through treatment and discharge, and the processing equipment that concentrates is generally set up in outdoor roof, and it does not handle to the material that waste gas contains step by step, and the treatment effeciency is low, and is not good to the purifying effect of waste gas.
Disclosure of Invention
The invention aims to provide multistage treatment equipment for industrial volatile oil waste gas, which aims to solve the problems that the conventional treatment equipment does not perform stage-by-stage treatment on substances contained in the waste gas, the treatment efficiency is low, and the purification effect on the waste gas is poor.
In order to achieve the purpose, the technical scheme provided by the invention is as follows: the utility model provides an industry volatile oil waste gas multilevel processing equipment, includes that communicate in proper order: the primary treatment device is connected with an air inlet and is used for carrying out primary filtration on the waste gas; the secondary treatment device is used for drying and adsorbing the waste gas after the primary treatment; the third-stage treatment device is used for filtering the waste gas after the second-stage treatment again; and the four-stage treatment device is connected with an air outlet and is used for carrying out photocatalytic treatment on the waste gas.
According to the industrial volatile oil waste gas multi-stage treatment equipment provided by the invention, different stages of treatment are set according to the content and components of substances in waste gas, and the filtering treatment devices are arranged according to the chemical and material characteristics of the substances in the waste gas, so that the substances in the gas are treated stage by stage, and the treatment efficiency and the purification effect are greatly improved.
In addition, the multistage processing equipment for the industrial volatile oil waste gas according to the above embodiment of the invention may further have the following additional technical features:
according to an example of the invention, the device further comprises a shell, the primary treatment device, the secondary treatment device and the tertiary treatment device are installed in the shell, the shell is provided with the air inlet, the shell is communicated with the four-stage treatment device, and the four-stage treatment device is provided with an air outlet.
According to an example of the present invention, the housing is provided with an oil recovery space disposed between the primary treatment device and the secondary treatment device, and the housing is provided with an oil recovery port communicating with the oil recovery space.
According to one example of the invention, the secondary treatment device is provided with a waste liquid discharge port; wherein, when including the casing, waste liquid discharge port opens on the casing.
According to one example of the invention, the primary treatment device, the secondary treatment device, the tertiary treatment device and the quaternary treatment device are arranged in sequence from the right to the top.
According to an example of the present invention, the primary treatment device includes an oil mist processor, the oil mist processor includes a body, a mist suction port and an oil discharge port provided in the body, and a filter element installed in the body, wherein the mist suction port communicates with the air inlet, and when the housing is provided with an oil recovery space, the oil discharge port communicates with the oil recovery space.
According to one example of the invention, the filter element is removably connected to the body.
According to one example of the invention, the secondary treatment device comprises a dry sorbent.
According to one example of the present invention, the tertiary treatment device includes a filtration processor.
According to one example of the invention, the four-stage treatment device comprises a VOC photo-oxygen catalytic processor.
Advantages of the above additional aspects will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic structural diagram of an industrial volatile oil waste gas multi-stage treatment device according to an embodiment of the invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a primary treatment device; 2. a secondary treatment device; 3. a tertiary treatment device; 4. a four-stage treatment device; 5. an air inlet; 6. an air outlet; 7. a housing; 8. an oil liquid recovery space; 9. an oil liquid recycling port; 10. and a waste liquid outlet.
Detailed description of the preferred embodiments
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
With reference to fig. 1, the present embodiment provides a multistage processing apparatus for industrial volatile oil waste gas, where an arrow direction in the drawing is a running direction of waste gas in the processing apparatus, the multistage processing apparatus for industrial volatile oil waste gas of the present embodiment includes a first-stage processing device 1, a second-stage processing device 2, a third-stage processing device 3, and a fourth-stage processing device 4 that are sequentially communicated, where the "communication" refers to communication between two adjacent processing devices through a sealed pipeline or other sealing structure, so that waste gas can sequentially pass through the multistage processing device, and specific positional relationships and connection relationships of the first-stage processing device 1, the second-stage processing device 2, the third-stage processing device 3, and the fourth-stage processing device 4 will be known in the following description of the present embodiment.
The primary treatment device 1 of this embodiment is connected with air inlet 5, and waste gas enters into primary treatment device 1 through air inlet 5 in, primary treatment device 1 is used for carrying out primary filter to waste gas, and oil mist and impurity such as fin oil and copper pipe oil that will pump lubricating oil, stoving degrease mix filter totally, filters flue gas blackness, particulate matter in the waste gas simultaneously.
The secondary treatment device 2 of the present embodiment is in communication with the primary treatment device 1, and the secondary treatment device 2 is used for drying and adsorbing the exhaust gas after the primary treatment, specifically, drying and adsorbing moisture, sulfide, nitrogen oxide, carbon monoxide, and the like contained in the gas.
Tertiary treatment device 3 and the secondary treatment device 2 of this embodiment are linked together, and tertiary treatment device 3 carries out secondary filtration to the waste gas after the secondary treatment, further filters the particulate matter, prevents simultaneously to carry out the gaseous secondary pollution that produces after handling.
In the fourth-stage treatment device 4 of the present embodiment, the fourth-stage treatment device 4 is connected to the gas outlet 6, and the exhaust gas is subjected to photocatalytic treatment.
It can be known to combine the above-mentioned structural description, the multistage treatment equipment of industry volatile oil waste gas of this embodiment sets for different progression according to the material content composition in the waste gas to arrange filter treatment device according to the chemistry and the material characteristic of material in the waste gas, handled material in the gas step by step, promoted treatment effeciency and purifying effect greatly.
Specifically, the specific positional relationship and connection relationship of the primary treatment device 1, the secondary treatment device 2, the tertiary treatment device 3, and the quaternary treatment device 4 in this embodiment are as follows: this embodiment still has casing 7, installs foretell one-level processing apparatus 1 in the casing 7, secondary treatment device 2 and tertiary treatment device 3, and foretell air inlet 5 has been seted up to casing 7, and the inside appearance chamber of casing 7 is held the chamber with the inside of level four processing apparatus 4 and is linked together, and level four processing apparatus 4 has seted up gas outlet 6, and waste gas enters into one-level processing apparatus 1 through air inlet 5 and carries out the primary treatment, handles through other processing apparatus at different levels afterwards, finally discharges through gas outlet 6. The design is because the applicant finds that the existing processing equipment is large, is generally arranged on an outdoor roof, needs to manufacture a long pipeline to collect from the equipment end, occupies a large space, and can reduce the occupation of the site space through the combination of the shell 7 and each processing device.
And because the exhaust gas temperature is higher, therefore the exhaust gas has from bottom to top operation trend, therefore this embodiment sets up one-level processing device 1, secondary treatment device 2, tertiary treatment device 3 and level four processing device 4 from bottom to top in proper order about, does benefit to the walking of exhaust gas and carries out exhaust-gas treatment according to the treatment rank that predetermines.
In addition, in order to recycle the recyclable substance in the exhaust gas, an oil recovery space 8 is further provided in the housing 7 in the embodiment, the oil recovery space 8 is provided between the primary treatment device 1 and the secondary treatment device 2, and the housing 7 is provided with an oil recovery port 9 communicating with the oil recovery space 8.
In order to facilitate the discharge of the waste liquid, the secondary treatment equipment is also provided with a waste liquid discharge port 10; when the shell 7 is included, the waste liquid discharge port 10 is formed in the shell 7, and the waste liquid discharge port 10 is communicated with the inside of the secondary treatment device.
Specifically, the primary treatment device 1 of the present embodiment is an oil mist treatment device, and the oil mist treatment device includes a body, a mist suction port and an oil discharge port provided on the body, and a filter element (not shown in the figure) installed in the body, wherein the mist suction port is communicated with the air inlet 5, and when the housing 7 is provided with the oil recovery space 8, the oil discharge port is communicated with the oil recovery space 8. Moreover, the filter element of the present embodiment is a filter element, and the filter element is preferably detachably connected to the body, where the detachable connection can be understood as a replaceable structure, for example, the mesh number of the filter element can be changed by replacing different filter elements, so as to adapt to waste gas with different smoke blackness and particle size.
For example, can set up flue gas blackness detection device and granularity detection device (not shown in the figure) in 5 departments of air inlet, granularity detection device and flue gas blackness detection device all have controlling means through signal connection, controlling means can be according to flue gas blackness detection device and granularity detection device, controlling means shows the flue gas blackness and the granularity data that detect on display device through calculating, and can indicate the filter core of changing the mesh number of most adaptation, or open automatic change filter core equipment, make filter core mesh number and granularity phase-match, improve filtration efficiency. The device for automatically replacing the filter element can be a mechanical arm and other mechanisms.
Specifically, the second-stage treatment device 2 of the present embodiment includes a dry adsorbent, and a dry chamber may be separately disposed in the housing 7, and the dry adsorbent is filled in the dry chamber for dry adsorption treatment, while the third-stage treatment device 3 of the present embodiment is a filtration processor, and the fourth-stage treatment device 4 is a VOC photo-oxidation catalytic treatment device. The dry sorbent, the filter processor, and the VOC photo-oxidation catalytic processor are well known in the art, and therefore this embodiment will not be described in excessive detail.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (6)

1. The utility model provides an industry volatile oil waste gas multistage treatment equipment which characterized in that, including communicating in proper order:
the primary treatment device (1) is connected with an air inlet (5) and is used for carrying out primary filtration on the waste gas, and the primary filtration is used for primarily filtering a large amount of oil mist generated by the drying heat exchanger;
the secondary treatment device (2), the secondary treatment device (2) is used for drying and adsorbing the waste gas after the primary treatment;
the three-stage treatment device (3) is used for filtering the waste gas subjected to the second-stage treatment again;
the four-stage treatment device (4) is connected with an air outlet (6) and is used for carrying out photocatalytic treatment on the waste gas;
the device comprises a shell (7), wherein an oil liquid recovery space (8) is arranged in the shell (7), a primary treatment device (1) is arranged in the shell (7), and the primary treatment device (1) is communicated with the oil liquid recovery space (8);
a secondary treatment device (2) and a tertiary treatment device (3) are arranged in the shell (7), the shell (7) is provided with the air inlet (5), the shell (7) is communicated with the quaternary treatment device (4), and the quaternary treatment device (4) is provided with an air outlet (6);
the shell (7) is provided with an oil liquid recovery space (8), the oil liquid recovery space (8) is arranged between the primary treatment device (1) and the secondary treatment device (2), and the shell (7) is provided with an oil liquid recovery port (9) communicated with the oil liquid recovery space (8);
the secondary treatment equipment is provided with a waste liquid discharge port (10); wherein, when the housing (7) is included, the waste liquid discharge port (10) opens on the housing (7);
the primary treatment device (1), the secondary treatment device (2), the tertiary treatment device (3) and the quaternary treatment device (4) are sequentially arranged from bottom to top.
2. The industrial volatile oil exhaust gas multistage treatment device according to claim 1, wherein the primary treatment device (1) comprises an oil mist processor, the oil mist processor comprises a body, a mist suction port and an oil discharge port which are formed on the body, and a filter element which is installed in the body, wherein the mist suction port is communicated with the air inlet (5), and the oil discharge port is communicated with the oil recovery space (8).
3. The industrial volatile oil waste gas multi-stage treatment device as claimed in claim 2, wherein the filter element is detachably connected with the body.
4. The industrial volatile oil waste gas multistage treatment device according to claim 1, characterized in that the secondary treatment device (2) comprises a dry adsorbent.
5. The multistage industrial volatile oil exhaust gas treatment plant according to claim 1, characterized in that the tertiary treatment device (3) comprises a filtration processor.
6. The plant for the multistage treatment of industrial volatile oil waste gases according to claim 1, characterized in that said quaternary treatment device (4) comprises a VOC photo-oxygen catalytic processor.
CN201810995704.5A 2018-08-29 2018-08-29 Industrial volatile oil waste gas multi-stage treatment equipment Active CN108939716B (en)

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Publication number Priority date Publication date Assignee Title
CN110102117A (en) * 2019-05-22 2019-08-09 杭州临安汉克森过滤设备有限公司 Oil-gas separating filter element

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CN103394247A (en) * 2013-07-24 2013-11-20 东莞市宇洁新材料有限公司 Composite air purification filter for controlling indoor air quality index (AQI) and performance test method thereof
CN203598691U (en) * 2013-08-14 2014-05-21 北京日新达能技术有限公司 Device for recovering and purifying organic exhaust gases by adsorption-photocatalytic method
CN203663702U (en) * 2013-11-26 2014-06-25 中国化学工业桂林工程有限公司 Joint treatment device for organic waste gas
CN106237805A (en) * 2016-08-31 2016-12-21 泉州中投文化发展有限公司 A kind of integrated emission-control equipment for removing sulfur hydrargyrum
CN207385199U (en) * 2017-10-20 2018-05-22 盐城大丰苏凯印刷包装机械厂 UV photooxidation waste gas treatment equipments
CN108392938A (en) * 2018-05-11 2018-08-14 宁波飞虹文化用品有限公司 A kind of intaglio printing VOCs Processing tecchnics and its equipment

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103394247A (en) * 2013-07-24 2013-11-20 东莞市宇洁新材料有限公司 Composite air purification filter for controlling indoor air quality index (AQI) and performance test method thereof
CN203598691U (en) * 2013-08-14 2014-05-21 北京日新达能技术有限公司 Device for recovering and purifying organic exhaust gases by adsorption-photocatalytic method
CN203663702U (en) * 2013-11-26 2014-06-25 中国化学工业桂林工程有限公司 Joint treatment device for organic waste gas
CN106237805A (en) * 2016-08-31 2016-12-21 泉州中投文化发展有限公司 A kind of integrated emission-control equipment for removing sulfur hydrargyrum
CN207385199U (en) * 2017-10-20 2018-05-22 盐城大丰苏凯印刷包装机械厂 UV photooxidation waste gas treatment equipments
CN108392938A (en) * 2018-05-11 2018-08-14 宁波飞虹文化用品有限公司 A kind of intaglio printing VOCs Processing tecchnics and its equipment

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