WO2011065805A2 - 오존처리설비용 배기산소 재활용 장치 및 이를 구비한 오존이용 시스템 - Google Patents
오존처리설비용 배기산소 재활용 장치 및 이를 구비한 오존이용 시스템 Download PDFInfo
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- WO2011065805A2 WO2011065805A2 PCT/KR2010/008535 KR2010008535W WO2011065805A2 WO 2011065805 A2 WO2011065805 A2 WO 2011065805A2 KR 2010008535 W KR2010008535 W KR 2010008535W WO 2011065805 A2 WO2011065805 A2 WO 2011065805A2
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- ozone
- exhaust gas
- impurities
- ozone treatment
- exhaust
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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
- B01D53/75—Multi-step processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/104—Ozone
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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
- B01D2257/10—Single element gases other than halogens
- B01D2257/102—Nitrogen
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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
- B01D2257/304—Hydrogen sulfide
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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
- B01D2257/50—Carbon oxides
- B01D2257/504—Carbon dioxide
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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
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
- B01D2257/7022—Aliphatic hydrocarbons
- B01D2257/7025—Methane
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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
- B01D2257/80—Water
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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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/20—Capture or disposal of greenhouse gases of methane
Definitions
- the present invention relates to an exhaust oxygen recycling apparatus, and more particularly, after reaction in an ozone treatment facility used for disinfection, removal of taste and odorous substances and colors, reduction of organic compounds, oxidation of metals such as iron and manganese, and the like.
- the present invention relates to an exhaust oxygen recycling apparatus for an ozone treatment facility that purifies exhaust oxygen discharged to the atmosphere and recycles it to generate ozone.
- the present invention also relates to an ozone utilization system having the exhaust oxygen recycling apparatus for the ozone treatment facility as described above.
- Ozone treatment facilities are used in various fields such as water treatment, digestion tanks, bleaching, sterilization, sterilization, and semiconductor equipment systems for the purpose of removing odors and colors, improving coagulation efficiency, reducing the generation of organic chlorine compounds, and improving cleanliness.
- organic sludge such as sewage sludge and manure sludge is increasing year by year.
- sludge incineration and landfill facilities are not installed due to local nimbies.
- anaerobic disposal is generally used as a method for reducing sludge.
- sludge reduction is performed using an anaerobic digester.
- FIG. 1 is a block diagram of a sludge reduction apparatus using a general anaerobic digester. As shown in FIG. 1, when the wastewater is introduced into the primary sedimentation basin 110, sludge in the wastewater is submerged by gravity and concentrated to form primary sludge. In addition, some of the wastewater introduced into the primary sedimentation basin 110 is introduced into the secondary sedimentation basin 120 through the biological reaction tank 115 and concentrated to form secondary sludge.
- the first sludge is introduced into the anaerobic digestion tank 170 through the transfer line 135 through the concentration tank 130, and the second sludge is passed through the transfer line 145 to the anaerobic digestion tank 170 through the centrifugal concentrator 140. After entering, it is mixed with primary sludge.
- the anaerobic digester 170 is provided with a circulation line 160 whose one end is connected to the lower side of the anaerobic digester 170 and the other end is connected to the upper side of the anaerobic digester 170, where the mixed sludge inside the anaerobic digester 170 is circulated. Circulated through line 160. And, the steam line 155 is connected to the upper portion of the anaerobic digester 170 to move the high temperature steam generated by the boiler 150, the high temperature steam of the anaerobic digester 170 through the steam line 155 It is supplied inward.
- the sludge reduction apparatus has a limitation in reducing sludge since the mixed sludge formed by mixing the first sludge and the second sludge is digested only by the anaerobic digestion process in the anaerobic digester 170.
- FIG. 2 is a facility process diagram of a general digester system having a solubilizer (using ozone), and
- FIG. 3 is a conceptual diagram of an ozone treatment facility used in the digester system.
- the digester system solubilizes the sludge discharged from the anaerobic digester 210 in which the digestion process of the sludge is made, such as ozone (O 3 ), and then circulates into the anaerobic digester 210.
- O 3 ozone
- the ozone is produced by purchasing a predetermined amount of oxygen (O 2 ) of approximately 99.9% purity from the oxygen manufacturer and supplying it to the ozone generator, or generated in the ozone generator 320 installed at one side of the digester system as shown in FIG. 3. Supply to the solubilizer 220.
- a general ozone generator generates ozone through several stages when high purity oxygen is supplied with a purity of 90 to 95% or more, wherein ozone is generated about 10% of the oxygen supply amount. Therefore, the ozone discharged through the ozone generator includes oxygen of approximately 80 to 85% or higher purity and is supplied to the solubilizer 220 together with the ozone.
- ozone supplied to the solubilizer 220 solubilizes the sludge discharged from the anaerobic digestion tank 210, and is discharged to the atmosphere through the ozone apparatus.
- the exhaust gas exhausted to the atmosphere have the like CO 2, CH 4, H 2 purity of at least 80-85%, including the S such as O 2.
- O 2 having a purity of 80 to 85% or more is discharged to the atmosphere as it is.
- the oxygen of about 99.9% purity purchased from an oxygen manufacturer is about 170 to 200 won per 1KG, and about 90 to 95% of oxygen is obtained by using the oxygen generator 310 of the ozone treatment facility as shown in FIG.
- production costs are high, including the maintenance cost of machinery.
- the oxygen generator 310 of FIG. 3 after compressing air in the atmosphere to 8 bar and generating oxygen having a purity of about 90 to 95% or more through several steps, the oxygen is compressed to about 2.5 to 3 bar. Is supplied to the ozone generator 320.
- the resources are not recycled, such as using oxygen purchased or produced at high cost and then directly discharged to the atmosphere.
- the present invention has been made in order to solve the problems of the prior art as described above, the exhaust oxygen recycling apparatus for ozone treatment facility to recycle to generate ozone by purifying the exhaust oxygen discharged to the atmosphere after the reaction in the ozone treatment facility.
- the purpose is to provide.
- the present invention is to install the oxygen recycling apparatus for ozone treatment equipment in the water treatment, digestion tank, bleaching, sterilization, sterilization or semiconductor equipment system using ozone, oxygen provided through the exhaust oxygen recycling apparatus for ozone treatment equipment.
- Another object is to provide an ozone-using system that uses ozone to generate and recycle ozone.
- Exhaust oxygen recycling apparatus for ozone treatment equipment of the present invention is to recycle the exhaust gas containing oxygen discharged to the atmosphere after the reaction in the ozone treatment equipment to generate ozone.
- the impurity removing means of the present invention can remove moisture, CO 2 , CH 4 and N 2 recognized as impurities in the ozone generator. That is, the impurity removing means is activated alumina and is composed of zeolite to remove water to remove the adsorbed moisture in the exhaust gas means, it is composed of activated charcoal CO 2 and CH 4 removal of removing by adsorption of CO 2 and CH 4 in the exhaust gas Means, and a zeolite comprising N 2 removal means for adsorbing and removing N 2 in the exhaust gas.
- the impurity removing means of the present invention includes at least one column-type adsorption column, the adsorption column is activated alumina and zeolite constituting the water removal means from the bottom toward the upper portion, CO 2 and CH 4 removal Activated carbon constituting the means and zeolite constituting the N 2 removal means may be sequentially stacked.
- the impurity removing means of the present invention may further include H 2 S removal means for removing H 2 S in the exhaust gas by spraying water.
- the ozone utilization system of the present invention includes an ozone treatment facility for performing a specific purpose using ozone, and in an ozone generating device that generates ozone among components contained in exhaust gas discharged to the atmosphere after reaction in the ozone treatment facility. It is characterized in that it comprises an exhaust oxygen recycling apparatus for ozone treatment equipment configured as described above to remove impurities recognized as impurities and supply them to the ozone generator at a desired pressure.
- the ozone utilization system of this invention may be a water treatment, digester, bleach, sterilization, sterilization or semiconductor equipment system.
- the ozone treatment apparatus of the present invention is provided with an ozone contact device for contacting the incoming raw water with ozone provided by the ozone generator, or after solubilizing the sludge discharged from the anaerobic digester with ozone provided by the ozone generator, anaerobic digestion tank And a solubilizing device for circulating in a furnace.
- the present invention has the effect of recycling to produce ozone by purifying the exhaust oxygen discharged to the atmosphere after the reaction in the ozone treatment facility.
- the present invention is to install the oxygen recycling apparatus for ozone treatment equipment in the water treatment, digestion tank, bleaching, sterilization, sterilization or semiconductor equipment system using ozone, oxygen provided through the exhaust oxygen recycling apparatus for ozone treatment equipment. Produces ozone and recycles itself.
- the present invention when the present invention is applied to the digester system, it contributes to improving the sludge reduction efficiency, and when it is applied to the water treatment system, it contributes to improving the water taste, and when applied to the semiconductor equipment system, It works.
- 1 is a block diagram of a sludge reduction device using a common anaerobic digester
- FIG. 2 is a facility process diagram of a general digester system with solubilization device (using ozone),
- FIG. 3 is a conceptual diagram of an ozone treatment facility used in a digester system
- FIG. 4 is a conceptual diagram of an exhaust gas recycling apparatus for an ozone treatment facility according to an embodiment of the present invention
- FIG. 5 is a detailed view of an exhaust gas recycling apparatus for ozone treatment facilities according to the present invention.
- FIG. 6 is a block diagram illustrating a process of removing impurities in an exhaust oxygen recycling apparatus for an ozone treatment facility shown in FIG. 5;
- FIG. 7 is a conceptual diagram of a digester system having an exhaust oxygen recycling apparatus for an ozone treatment facility according to an embodiment of the present invention
- FIG. 8 is a facility process diagram of a digester system equipped with an exhaust oxygen recycling apparatus for an ozone treatment system according to the present invention
- FIG. 9 is a conceptual diagram of a water treatment system including an exhaust oxygen recycling apparatus for an ozone treatment facility according to another embodiment of the present invention.
- FIG. 4 is a conceptual diagram of an exhaust gas recycling apparatus for an ozone treatment facility according to an embodiment of the present invention.
- Ozone treatment facilities are installed in water treatment, digestion, bleaching, sterilization, sterilization or semiconductor equipment systems for the purpose of removing odors and colors, improving coagulation efficiency, reducing the generation of organic chlorine compounds, sterilization, bleaching or improving cleanliness.
- the exhaust oxygen recycling apparatus 400 for the ozone treatment facility of this embodiment is intended to purify and recycle oxygen of high purity contained in the exhaust gas discharged after the reaction from the ozone treatment facility.
- a compressor 420 for compressing the exhaust gas to a pressure that can be supplied to the apparatus, and impurity removing means for removing impurities (including impurity gas) including moisture in the exhaust gas.
- the exhaust gas is different depending on the application field (for example, water treatment system and digester system) in which the ozone treatment facility is installed. For example, when it is applied to the digester system, remaining O 3 , O 2 , N 2 , CO 2 , CH 4 , H 2 S and the like.
- the impurity removal means is to remove moisture, N 2 , CO 2 , CH 4 , H 2 S, etc., except for O 3 and O 2 , which are not recognized as impurities by a later ozone generator, among the components contained in the exhaust gas.
- H 2 S is removed by spraying water, water is adsorbed and removed with activated alumina or zeolite, N 2 is adsorbed and removed with zeolite and the like, and CO 2 and CH 4 are adsorbed and removed with activated carbon and the like.
- the impurity removing means is the water removal means for removing is composed of the jets of water H 2 S removal unit 410 to remove the H 2 S in the exhaust gas, active alumina and zeolite to adsorb moisture in the exhaust gas ( 430), and is composed of active carbon and so on is composed of CO 2 and CH 4 removal means 440, and a zeolite to remove adsorbed CO 2 and CH 4 in the exhaust gas N to remove by suction the N 2 in the exhaust gas 2 removal means 450 and the like.
- Exhaust oxygen recycling apparatus 400 for the ozone treatment facility of this embodiment each component performs the same function as above, the H 2 S removal means 410 is installed at the tip, H 2 S removal means 410
- the compressor 420, the water removal means 430, CO 2 and CH 4 removal means 440, and the N 2 removal means 450 in order to have a subsequent stage.
- the water removal means 430, CO 2 and CH 4 removal means 440, and N 2 removal means 450 may be installed in one column (column) can be configured to perform each function.
- the compressor 420 is installed at the tip of the CO 2 and CH 4 removal means 440, and the N 2 removal means 450, the removal efficiency of CO 2 , CH 4 and N 2 in the compressed state is more Because it is high.
- the exhaust gas when applied to the water treatment system, may include N 2 , CO 2 , CH 4 , chlorine, and the like, which are recognized as impurities, including O 3 and O 2 , which are not recognized as impurities by the ozone generator. Accordingly, it is configured such that when the impurity removing means to remove N 2, CO 2, CH 4 , chlorine and the like. That is, the impurity removing means of this embodiment may be configured to remove all impurities contained in the exhaust gas, depending on the application field where the ozone treatment facility is installed.
- the water removal means 430 serves to remove water contained in the exhaust gas or water contained in the exhaust gas itself by spraying water to remove H 2 S, and the compressor 420 may have a rear end. It is used to compress the exhaust gases under conditions that can be supplied by the ozone generator.
- the general ozone generator generates ozone by receiving compressed oxygen at about 2.5 ⁇ 3 bar. Therefore, the compressor 420 of this embodiment is 3.5 in view of the loss in the removal means 430, 440, 450 in front of the ozone generator, so that the purified gas is supplied to the ozone generator in a compressed state of about 2.5 to 3 bar.
- the compression may be performed at about 4 bar, but the purified gas may be supplied at a pressure of less than 2.5 bar or over 3 bar, depending on the specification of the ozone generator.
- FIG. 5 is a detailed view of the exhaust oxygen recycling apparatus for ozone treatment facility according to the present invention
- FIG. 6 is a block diagram illustrating a process of removing impurities in the exhaust oxygen recycling apparatus for ozone treatment facility shown in FIG. 5.
- the exhaust oxygen recycling apparatus 500 for the ozone treatment facility of this embodiment includes exhaust gases (remaining O 3 , O 2 , N 2 , CO 2 , CH 4 ) that are discharged after the reaction in the ozone treatment facility.
- a plurality of impurity removing means 520 a production tank 530 for storing residual O 3 and O 2 from which moisture and impurities have been removed by the plurality of impurity removing means 520, and control for controlling the respective components. Means (not shown) or the like.
- the impurity removing means 520 of this embodiment is configured to have a column-type adsorption tower 521 and a plurality of control valves.
- the adsorption tower 521 adsorbs moisture, CO 2 , CH 4, and N 2 into the adsorption tower 521. Ingredients are removed.
- alumina and zeolite 4A for adsorbing and removing water from the lower part to the upper part, activated carbon for adsorbing and removing CO 2 and CH 4 , zeolite 13X for adsorbing and removing N 2 , etc. This can be filled sequentially.
- the amount of each component may be determined in consideration of the components of the exhaust gas emitted after the reaction in the ozone treatment facility.
- the types of components filled in the adsorption tower 521 may also be determined in consideration of the components of the exhaust gas discharged after the reaction from the ozone treatment facility. That is, the type and amount of components to be filled in the adsorption tower 521 may be differentiated according to the ozone utilization system in which the ozone treatment facility is installed.
- each adsorption tower may be performed in three stages, but in the first stage, four adsorption processes are performed, in the second stage, a pressure equalization process, a pressure reduction process, and two low pressure cleaning processes are performed.
- FIGS. 4 and 7 are conceptual diagram of a digester system having an exhaust oxygen recycling apparatus for an ozone treatment facility according to an embodiment of the present invention.
- the digester system of this embodiment ozones the anaerobic digester 620 and the sludge discharged from the anaerobic digester 620 in which the digestion process of the sludge concentrated and introduced from the sedimentation basin 610 is performed.
- FIG. 8 is a facility process diagram of a digester system equipped with an exhaust oxygen recycling apparatus for an ozone treatment facility according to the present invention.
- the digester system according to this embodiment recovers the exhaust gas discharged from the solubilizer 640 and discharged to the atmosphere through the ozone apparatus 650 at the rear end of the ozone apparatus 650 to recycle the exhaust oxygen for the ozone treatment facility.
- the device 400 removes impurities such as moisture, CO 2 , CH 4 , H 2 S and N 2 , and supplies high-purity O 2 including O 3 to the ozone generator 630 for recycling to generate ozone. It has the advantage of efficiently recycling it.
- FIG. 9 is a conceptual diagram of a water treatment system including an exhaust oxygen recycling apparatus for an ozone treatment facility according to another embodiment of the present invention.
- the water treatment system of this embodiment is purified water treatment device 710 for treating the incoming raw water, and purified water in the purified water treatment device 710 after the first purified flow to the stored water
- the ozone contact device 730 for removing green algae and the like by contacting ozone provided from the ozone generator 720 and improving the water taste, and the remaining O 3 and O constituting the exhaust gas discharged from the ozone contact device 730.
- the present invention can be applied to water treatment, digestion tank, bleaching, sterilization, sterilization or semiconductor equipment system using ozone, and ozone can be generated and recycled on its own using oxygen provided through the exhaust oxygen recycling apparatus for ozone treatment equipment.
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Abstract
Description
Claims (9)
- 오존처리설비에서 반응후 대기로 배출되는 산소를 함유한 배기가스를 정제하여 오존을 생성하는데 재활용하는 오존처리설비용 배기산소 재활용 장치로서,상기 배기가스 내에 포함된 성분들 중에서 오존을 생성하는 오존발생장치에서 불순물로 인식하는 불순물을 제거하는 불순물 제거수단과,상기 오존발생장치에 공급될 수 있는 압력으로 상기 배기가스 또는 상기 불순물 제거수단에 의해 불순물이 제거된 정제가스를 압축하는 압축기를 포함하는 것을 특징으로 하는 오존처리설비용 배기산소 재활용 장치.
- 청구항 1에 있어서,상기 불순물 제거수단은 상기 오존발생장치에서 불순물로 인식하는 수분, CO2, CH4 및 N2를 제거하는 것을 특징으로 하는 오존처리설비용 배기산소 재활용 장치.
- 청구항 2에 있어서,상기 불순물 제거수단은 활성 알루미나 및 제올라이트로 구성되어 상기 배기가스 내의 수분을 흡착하여 제거하는 수분 제거수단과, 활성탄으로 구성되어 상기 배기가스 내의 CO2 및 CH4를 흡착하여 제거하는 CO2 및 CH4 제거수단, 및 제올라이트로 구성되어 상기 배기가스 내의 N2를 흡착하여 제거하는 N2 제거수단을 포함하는 것을 특징으로 하는 오존처리설비용 배기산소 재활용 장치.
- 청구항 3에 있어서,상기 불순물 제거수단은 1개 이상의 칼럼(column) 형태의 흡착탑을 포함하며,상기 흡착탑에는 그 하부에서 상부쪽을 향해 상기 수분 제거수단을 구성하는 활성 알루미나 및 제올라이트와, 상기 CO2 및 CH4 제거수단을 구성하는 활성탄, 및 상기 N2 제거수단을 구성하는 제올라이트가 순차적으로 적층되는 것을 특징으로 하는 오존처리설비용 배기산소 재활용 장치.
- 청구항 3에 있어서,상기 불순물 제거수단은 물을 분사해 상기 배기가스 내의 H2S를 제거하는 H2S 제거수단을 더 포함하는 것을 특징으로 하는 오존처리설비용 배기산소 재활용 장치.
- 오존을 이용해 특정 목적을 수행하기 위해 오존처리설비를 구비하는 오존이용 시스템에 있어서,상기 오존처리설비에서 반응후 대기로 배출되는 배기가스 내에 포함된 성분들 중에서 오존을 생성하는 오존발생장치에서 불순물로 인식하는 불순물을 제거하고 원하는 압력으로 상기 오존발생장치에 공급하는 청구항 1 내지 청구항 5 중 어느 한 항에 기재된 오존처리설비용 배기산소 재활용 장치를 포함하는 것을 특징으로 하는 오존이용 시스템.
- 청구항 6에 있어서,상기 오존이용 시스템은 정수처리, 소화조, 표백, 멸균, 살균 또는 반도체 설비 시스템인 것을 특징으로 하는 오존이용 시스템.
- 청구항 6에 있어서,상기 오존처리설비는 유입되는 원수에 상기 오존발생장치에서 제공되는 오존을 접촉시키는 오존접촉장치를 구비하는 것을 특징으로 하는 오존이용 시스템.
- 청구항 6에 있어서,상기 오존처리설비는 혐기성 소화조로부터 배출되는 슬러지를 상기 오존발생장치에서 제공되는 오존으로 가용화시킨 후 상기 혐기성 소화조로 순환시키는 가용화 장치를 구비하는 것을 특징으로 하는 오존이용 시스템.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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CN2010800623572A CN102725050A (zh) | 2009-11-30 | 2010-11-30 | 用于臭氧处理设备的排氧再循环装置和具有该装置的臭氧利用系统 |
JP2012541941A JP2013512104A (ja) | 2009-11-30 | 2010-11-30 | オゾン処理設備用排気酸素リサイクル装置、及びその排気酸素リサイクル装置を備えるオゾン利用システム |
US13/512,876 US20120318146A1 (en) | 2009-11-30 | 2010-11-30 | Exhaust oxygen recycling apparatus for ozone treatment equipment, and ozone-using system having same |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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KR10-2009-0116916 | 2009-11-30 | ||
KR20090116916 | 2009-11-30 | ||
KR10-2010-0120400 | 2010-11-30 | ||
KR1020100120400A KR101283427B1 (ko) | 2009-11-30 | 2010-11-30 | 오존처리설비용 배기산소 재활용 장치 및 이를 구비한 오존이용 시스템 |
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WO2011065805A2 true WO2011065805A2 (ko) | 2011-06-03 |
WO2011065805A3 WO2011065805A3 (ko) | 2011-10-20 |
WO2011065805A9 WO2011065805A9 (ko) | 2011-11-24 |
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PCT/KR2010/008535 WO2011065805A2 (ko) | 2009-11-30 | 2010-11-30 | 오존처리설비용 배기산소 재활용 장치 및 이를 구비한 오존이용 시스템 |
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CN103508560A (zh) * | 2012-06-14 | 2014-01-15 | 气体产品与化学公司 | 使用臭氧增强厌氧消化的方法 |
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JPH07148494A (ja) * | 1993-11-30 | 1995-06-13 | Meidensha Corp | 酸素リサイクル型オゾン処理装置 |
JPH10101304A (ja) * | 1996-09-30 | 1998-04-21 | Shibafu Eng Kk | 酸素リサイクル処理装置およびオゾン反応装置 |
JP2000061476A (ja) * | 1998-08-17 | 2000-02-29 | Ishikawajima Harima Heavy Ind Co Ltd | 水処理設備 |
KR100320604B1 (ko) * | 1998-02-04 | 2002-04-22 | 제성호 | 고급산화이용고효율활성오니폐수처리장치및그방법 |
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Patent Citations (4)
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JPH07148494A (ja) * | 1993-11-30 | 1995-06-13 | Meidensha Corp | 酸素リサイクル型オゾン処理装置 |
JPH10101304A (ja) * | 1996-09-30 | 1998-04-21 | Shibafu Eng Kk | 酸素リサイクル処理装置およびオゾン反応装置 |
KR100320604B1 (ko) * | 1998-02-04 | 2002-04-22 | 제성호 | 고급산화이용고효율활성오니폐수처리장치및그방법 |
JP2000061476A (ja) * | 1998-08-17 | 2000-02-29 | Ishikawajima Harima Heavy Ind Co Ltd | 水処理設備 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103508560A (zh) * | 2012-06-14 | 2014-01-15 | 气体产品与化学公司 | 使用臭氧增强厌氧消化的方法 |
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WO2011065805A3 (ko) | 2011-10-20 |
WO2011065805A9 (ko) | 2011-11-24 |
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