JP5998915B2 - 排ガス処理装置 - Google Patents
排ガス処理装置 Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/14—Separation 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 absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
- B01D53/504—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/507—Sulfur oxides by treating the gases with other liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
- B05B1/20—Arrangements of several outlets along elongated bodies, e.g. perforated pipes or troughs, e.g. spray booms; Outlet elements therefor
- B05B1/202—Arrangements of several outlets along elongated bodies, e.g. perforated pipes or troughs, e.g. spray booms; Outlet elements therefor comprising inserted outlet elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/34—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl
- B05B1/3405—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl
- B05B1/341—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl before discharging the liquid or other fluent material, e.g. in a swirl chamber upstream the spray outlet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/04—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2247/00—Details relating to the separation of dispersed particles from gases, air or vapours by liquid as separating agent
- B01D2247/10—Means for removing the washing fluid dispersed in the gas or vapours
- B01D2247/101—Means for removing the washing fluid dispersed in the gas or vapours using a cyclone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/30—Alkali metal compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
- B01D2252/10—Inorganic absorbents
- B01D2252/103—Water
- B01D2252/1035—Sea water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/302—Sulfur oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/404—Nitrogen oxides other than dinitrogen oxide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/04—Sulfur or sulfur oxides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
- F01N2590/02—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for marine vessels or naval applications
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Gas Separation By Absorption (AREA)
- Treating Waste Gases (AREA)
- Exhaust Gas After Treatment (AREA)
- Nozzles (AREA)
Description
図1は、本実施の形態に係る排ガス処理装置としてのガス吸収塔を中心とする排ガス処理システムを示す概略図である。なお、本実施の形態に係る排ガス処理システムとしては、船舶に使用されるエンジンから排出される排ガス中に含まれる二酸化硫黄(SO2)を除去するシステムを考える。ただし、これに限られず、本実施の形態に係る排ガス処理システムは、窒素酸化物や硫黄酸化物などの物質を含む種々の排ガスの処理に適用可能である。
SO2+H2O → H2SO3 (1)
H2SO3+2AOH → A2SO3+2H2O (2)
なお、上記式(1)および(2)において、Aはアルカリを示す。
20 エンジン
30 海水ポンプユニット
40 排水タンク
50 ろ過器ユニット
11 吸収塔本体
11a 周壁部
11b 底壁部
11c 開口部
12 スプレー装置
12a 給水管
12b 水導管(幹管)
12c 枝管
12d スプレーノズル
13 ガス供給装置
14 液返し部材
14a 折り返し面部
14b 折り曲げ片
14c 液溜まり部
14d 液溜まり壁
14e 貫通孔
14g 開口部
15 バッフル
15a 円盤部
15b 脚部
16 排水管
120 空円錐ノズル
121 ノズル本体
121a 流入孔
121b 旋流室
122 キャップ
122a 噴口
123 空気芯
Claims (11)
- 気体と液体とを接触させてガス吸収を行う排ガス処理装置において、
内部空間が形成された吸収塔本体と、前記内部空間の上下方向の所定領域において液体を噴霧するスプレー装置と、前記吸収塔本体の内部空間で旋回するように気体を導入するガス供給装置と、を備え、
前記スプレー装置は、前記内部空間の中心軸上の所定領域にかけて延在する幹管と、前記幹管に連結され前記吸収塔本体の内壁に向けて伸びる枝管と、前記枝管から供給される液体を噴霧するスプレーノズルと、を含んで構成され、
1本の前記枝管に、複数の前記スプレーノズルが設けられており、少なくとも1つの前記スプレーノズルの噴射領域の中心線と前記枝管の長手方向とでなす取付角度が水平断面において鋭角であり、
複数の前記スプレーノズルは、それぞれの前記取付角度が互いに異なっていることを特徴とする排ガス処理装置。 - 気体と液体とを接触させてガス吸収を行う排ガス処理装置において、
内部空間が形成された吸収塔本体と、前記内部空間の上下方向の所定領域において液体を噴霧するスプレー装置と、前記吸収塔本体の内部空間で旋回するように気体を導入するガス供給装置と、を備え、
前記スプレー装置は、前記内部空間の中心軸上の所定領域にかけて延在する幹管と、前記幹管に連結され前記吸収塔本体の内壁に向けて伸びる枝管と、前記枝管から供給される液体を噴霧するスプレーノズルと、を含んで構成され、
1本の前記枝管に、複数の前記スプレーノズルが設けられており、少なくとも1つの前記スプレーノズルの噴射領域の中心線と前記枝管の長手方向とでなす取付角度が水平断面において鋭角であり、
前記複数のスプレーノズルのうち、前記枝管に対して、径方向外側に設けられた前記スプレーノズルの前記取付角度は、径方向内側に設けられた前記スプレーノズルの前記取付角度以下であることを特徴とする排ガス処理装置。 - 前記径方向外側に設けられた前記スプレーノズルは、噴射領域に前記幹管が含まれないような前記取付角度を有することを特徴とする請求項2に記載の排ガス処理装置。
- 前記スプレーノズルは、噴射領域の中心線が水平方向となるように前記枝管に取り付けられていることを特徴とする請求項1ないし請求項3のいずれか1項に記載の排ガス処理装置。
- 前記スプレーノズルは、噴射領域の中心線が水平面に対して上向きまたは下向きとなるように前記枝管に取り付けられていることを特徴とする請求項1ないし請求項3のいずれか1項に記載の排ガス処理装置。
- 前記スプレーノズルは、空円錐ノズルであることを特徴とする請求項1ないし請求項5のいずれか1項に記載の排ガス処理装置。
- 前記スプレーノズルは、前記液体が流入する流入孔と、該流入孔に対して連通する旋流室とを有し、前記流入孔から前記旋流室に供給された前記液体を、前記旋流室で旋回させて噴射することを特徴とする請求項1ないし請求項6のいずれか1項に記載の排ガス処理装置。
- 前記ガス供給装置は、前記スプレー装置が前記液体を噴霧する領域よりも下方位置から前記吸収塔本体に前記気体を導入するように配置されることを特徴とする請求項1ないし請求項7のいずれか1項に記載の排ガス処理装置。
- 前記スプレーノズルの噴射方向が、前記気体の周回方向の中心側に傾いていることを特徴とする請求項1ないし請求項8のいずれか1項に記載の排ガス処理装置。
- 前記吸収塔本体は、前記液体を噴霧する領域よりも上方位置に設けられ、前記吸収塔本体の前記内壁面から中心軸へ向けて環状に突出するとともに、前記中心軸側の先端が少なくとも下方に折り返された液返し部材をさらに備えることを特徴とする請求項1ないし請求項9のいずれか1項に記載の排ガス処理装置。
- 前記液返し部材は、液溜まり部を形成するように上側に突出された液溜まり壁と、前記液溜まり部に溜まった液体を落下させる貫通孔と、を有することを特徴とする請求項10に記載の排ガス処理装置。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012276654A JP5998915B2 (ja) | 2012-12-19 | 2012-12-19 | 排ガス処理装置 |
EP13864088.3A EP2905062B1 (en) | 2012-12-19 | 2013-12-17 | Exhaust gas processing apparatus |
KR1020157005956A KR101570466B1 (ko) | 2012-12-19 | 2013-12-17 | 배기 가스 처리 장치 |
CN201380046616.6A CN104602788A (zh) | 2012-12-19 | 2013-12-17 | 废气处理装置 |
DK13864088.3T DK2905062T3 (da) | 2012-12-19 | 2013-12-17 | Apparat til behandling af udstødningsgas |
PCT/JP2013/083755 WO2014098081A1 (ja) | 2012-12-19 | 2013-12-17 | 排ガス処理装置 |
US14/642,509 US9770690B2 (en) | 2012-12-19 | 2015-03-09 | Exhaust gas processing apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012276654A JP5998915B2 (ja) | 2012-12-19 | 2012-12-19 | 排ガス処理装置 |
Publications (3)
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JP2014117685A JP2014117685A (ja) | 2014-06-30 |
JP2014117685A5 JP2014117685A5 (ja) | 2014-09-18 |
JP5998915B2 true JP5998915B2 (ja) | 2016-09-28 |
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JP2012276654A Active JP5998915B2 (ja) | 2012-12-19 | 2012-12-19 | 排ガス処理装置 |
Country Status (7)
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US (1) | US9770690B2 (ja) |
EP (1) | EP2905062B1 (ja) |
JP (1) | JP5998915B2 (ja) |
KR (1) | KR101570466B1 (ja) |
CN (1) | CN104602788A (ja) |
DK (1) | DK2905062T3 (ja) |
WO (1) | WO2014098081A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111228948A (zh) * | 2020-01-19 | 2020-06-05 | 临沂大学 | 一种有害废气智能深度处理装置 |
WO2020262459A1 (ja) | 2019-06-28 | 2020-12-30 | 富士電機株式会社 | 排ガス処理装置およびスクラバ用ノズル |
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KR101733167B1 (ko) * | 2013-04-17 | 2017-05-08 | 후지 덴키 가부시키가이샤 | 배기 가스 처리 장치 및 선박 |
WO2015056562A1 (ja) * | 2013-10-17 | 2015-04-23 | 富士電機株式会社 | ガス吸収塔、ガス吸収塔の製造方法及び船舶 |
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JP5983802B2 (ja) | 2015-02-24 | 2016-09-06 | 富士電機株式会社 | 排ガス処理装置 |
JP5958594B1 (ja) * | 2015-04-15 | 2016-08-02 | 富士電機株式会社 | 排ガス処理装置および排ガス処理装置のメンテナンス方法 |
JP5999226B1 (ja) * | 2015-06-26 | 2016-09-28 | 富士電機株式会社 | 排ガス処理装置 |
JP5910785B1 (ja) | 2015-09-14 | 2016-04-27 | 富士電機株式会社 | 排ガス処理装置および排ガス処理装置のメンテナンス方法 |
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WO2020262459A1 (ja) | 2019-06-28 | 2020-12-30 | 富士電機株式会社 | 排ガス処理装置およびスクラバ用ノズル |
KR20210077772A (ko) | 2019-06-28 | 2021-06-25 | 후지 덴키 가부시키가이샤 | 배기가스 처리장치 및 스크러버용 노즐 |
CN111228948A (zh) * | 2020-01-19 | 2020-06-05 | 临沂大学 | 一种有害废气智能深度处理装置 |
CN111228948B (zh) * | 2020-01-19 | 2021-11-02 | 临沂大学 | 一种有害废气智能深度处理装置 |
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US20150174527A1 (en) | 2015-06-25 |
CN104602788A (zh) | 2015-05-06 |
DK2905062T3 (da) | 2021-05-03 |
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KR20150038620A (ko) | 2015-04-08 |
EP2905062A4 (en) | 2015-08-19 |
JP2014117685A (ja) | 2014-06-30 |
EP2905062A1 (en) | 2015-08-12 |
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