KR20050078738A - Waster water recyclic apparatus - Google Patents
Waster water recyclic apparatus Download PDFInfo
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- KR20050078738A KR20050078738A KR1020040006542A KR20040006542A KR20050078738A KR 20050078738 A KR20050078738 A KR 20050078738A KR 1020040006542 A KR1020040006542 A KR 1020040006542A KR 20040006542 A KR20040006542 A KR 20040006542A KR 20050078738 A KR20050078738 A KR 20050078738A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 60
- 239000010802 sludge Substances 0.000 claims abstract description 56
- 239000002351 wastewater Substances 0.000 claims abstract description 49
- 238000011282 treatment Methods 0.000 claims abstract description 19
- 238000003763 carbonization Methods 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 15
- 238000005188 flotation Methods 0.000 claims abstract description 13
- 238000004065 wastewater treatment Methods 0.000 claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 238000005273 aeration Methods 0.000 claims abstract description 8
- 238000001556 precipitation Methods 0.000 claims abstract description 8
- 238000005054 agglomeration Methods 0.000 claims abstract description 7
- 230000002776 aggregation Effects 0.000 claims abstract description 7
- 238000000465 moulding Methods 0.000 claims abstract description 5
- 235000012149 noodles Nutrition 0.000 claims abstract description 5
- 239000000126 substance Substances 0.000 claims abstract description 4
- 239000006228 supernatant Substances 0.000 claims abstract description 3
- 238000004062 sedimentation Methods 0.000 claims description 2
- 208000005156 Dehydration Diseases 0.000 claims 2
- 230000018044 dehydration Effects 0.000 claims 2
- 238000006297 dehydration reaction Methods 0.000 claims 2
- 238000005189 flocculation Methods 0.000 claims 1
- 230000016615 flocculation Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 5
- 230000015271 coagulation Effects 0.000 abstract description 4
- 238000005345 coagulation Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000003911 water pollution Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/20—Activated sludge processes using diffusers
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/24—Separation of coarse particles, e.g. by using sieves or screens
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/20—Sludge processing
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Activated Sludge Processes (AREA)
Abstract
본 발명은 무슬러지 오폐수처리방법에 관한 것으로, 특히 스크린을 통해 슬러지가 제거된 오폐수가 집수조로 유입되게 하는 슬러지 제거단계와; 상기 슬러지 제거단계를 통과한 오폐수가 응집 반응조내로 유입되면 이를 화학약품 처리하여 응집 반응시킨 후, 오폐수에 함유된 슬러지를 침전 또는 부상 분리키는 침전 또는 부상단계와; 상기 침전 또는 부상단계를 거쳐 분리된 오폐수가 폭기조내로 유입되면 이를 폭기하여 상등수로 처리하는 생물학적 처리단계와; 상기 응집 반응단계와 생물학적처리단계를 거친 슬러지가 농축되면 탈수기로 탈수처리하고, 탈수되면서 발생된 케이크 형태의 슬러지는 성형기로 국수가락처럼 뽑아내어 탄화로에서 탄화처리하여 활성탄으로 형성되게 하는 슬러지 탄화단계와; 상기 슬러지 탄화단계를 거친 활성탄이 활성탄여과기로 공급되면 이를 이용하여 오폐수를 활성탄여과로 고도 처리하는 활성탄 여과단계와; 상기 활성탄 여과단계를 거쳐 정화된 오폐수만을 방류조로 방류되게 하는 오폐수 방류단계를 차례로 거치게 함으로써, 이를 사용시 오폐수를 처리하는 과정에서 발생된 슬러지는 재생시켜 매립장의 복토재로 재 사용이 가능하게 하고, 오폐수는 정화처리되어 외부로 방류될 수 있도록 한 것이다.The present invention relates to a sludge wastewater treatment method, and in particular, a sludge removal step of allowing the sludge from which the sludge has been removed is introduced into a sump tank; When the waste water passing through the sludge removal step is introduced into the agglomeration reaction tank, the chemical treatment and coagulation reaction, and then settling or flotation to precipitate or float the sludge contained in the waste water; A biological treatment step of aeration of the waste water separated through the precipitation or flotation step into the aeration tank to treat it as supernatant; Sludge carbonization step of dewatering the sludge after the coagulation reaction step and biological treatment step, and dehydrated with dehydrator, and dehydrated cake-type sludge is extracted as noodle with a molding machine and carbonized in a carbonization furnace to form activated carbon. Wow; An activated carbon filtration step of highly treating wastewater with activated carbon filtration using the activated carbon that has passed through the sludge carbonization step to an activated carbon filter; By sequentially passing through the wastewater discharge step to discharge only the wastewater purified through the activated carbon filtration step into the discharge tank, sludge generated in the process of treating wastewater during use is regenerated to be reused as a cover material of a landfill, and the wastewater is It is to be cleaned and discharged to the outside.
Description
본 발명은 무슬러지 오폐수처리방법에 관한 것으로, 특히 오폐수를 처리하는 과정에서 발생된 슬러지는 재생시켜 매립장의 복토재로 재 사용이 가능하게 하고, 오폐수는 정화처리되어 외부로 방류될 수 있도록 한 무슬러지 오폐수처리방법에 관한 것이다.The present invention relates to a sludge wastewater treatment method, in particular, sludge generated during the treatment of wastewater can be recycled and reused as a cover material of a landfill, and the wastewater can be purified and discharged to the outside. It relates to a waste water treatment method.
현재 산업이 고도화됨에 따라 환경 오염의 심각성은 인간의 생존을 위협할 정도에 이르렀으며, 특히 가정하수, 공장폐수, 축산폐수등으로 인하 지하수, 하천 및 바다의 오염은 물론 토양 오염도가 날로 심각해져감에 따라 사회문제화되고 있으며, 그 문제를 해결하기 위하여 많은 연구개발과 투자가 이루어지고 있는 현 실정이다.As the current industry has advanced, the seriousness of environmental pollution has threatened the survival of human beings.In particular, due to domestic sewage, factory wastewater, livestock wastewater, etc. Therefore, it is becoming a social problem, and a lot of research and development and investment are being made to solve the problem.
상기의 수질 및 토양오염을 최소화하기 위해서는 근본적으로 오염물질의 배출을 줄이는 것이 바람직하겠지만 사회가 고도화 산업화 되어감에 따라 수질 및 토양에 악영향을 미치는 각종 오염물질의 발생은 불가피하게 되고 그에 따른 오염물로 부터 오염물질을 즉시 제거하거나 해롭지 않게 처리하는 등의 적절한 오폐수 처리조치가 필요 불가결하다.In order to minimize the above water and soil pollution, it is desirable to reduce the emission of pollutants, but as the society becomes more advanced, the generation of various pollutants that adversely affect the water quality and the soil becomes inevitable, and from the pollutants Proper wastewater treatment measures, such as immediate removal of pollutants or harmless disposal, are essential.
따라서 종래에는 상기와 같이 사회문제화 되고 있는 오폐수를 처리하고자 다양한 형태의 오폐수 처리 시스템이 안출된 바 있으며, 이러한 오폐수 처리 시스템을 이용하여 소기의 목적 즉, 오폐수를 처리하여 정화된 폐수를 방류할 수 있다는 잇점은 있다. 그러나 오폐수 처리 과정에서 발생된 슬러지를 재활용하지 않고 해양투기나 매립장에 매립하는 방법등을 통하여 처리하고 있기 때문에 매립장의 수명이 단축되거나 슬러지에 의한 또다른 수질오염을 일으키는 제반 문제점이 발생되었다.Therefore, in the past, various types of wastewater treatment systems have been devised to treat wastewater that is becoming a social problem as described above. By using such wastewater treatment system, it is possible to discharge the purified wastewater by treating the desired purpose, that is, wastewater. There is an advantage. However, because the sludge generated in the wastewater treatment process is not recycled, but is disposed of in landfills or landfills, there is a problem of shortening the lifetime of the landfill or causing other water pollution by sludge.
따라서 본 발명의 목적은 상기와 같은 종래의 문제점을 감안하여 안출한 것으로, 오폐수를 처리하는 과정에서 발생된 슬러지는 재생시켜 매립장의 복토재로 재 사용이 가능하게 하고, 오폐수는 정화처리되어 외부로 방류될 수 있도록 한 무슬러지 오폐수처리방법을 제공하는데 있다.Therefore, the object of the present invention was devised in view of the above-mentioned conventional problems, and the sludge generated in the process of treating wastewater can be recycled and reused as a cover material of a landfill, and the wastewater is purified and discharged to the outside. To provide a method for treating sludge sludge wastewater.
상기와 같은 목적을 달성하기 위한 수단으로 본 발명은, 스크린을 통해 슬러지가 제거된 오폐수가 집수조로 유입되게 하는 슬러지 제거단계와;The present invention as a means for achieving the above object, the sludge removal step to allow the waste water from which the sludge has been removed through the screen flow into the sump;
상기 슬러지 제거단계를 통과한 오폐수가 응집 반응조내로 유입되면 이를 화학약품 처리하여 응집 반응시킨 후, 오폐수에 함유된 슬러지를 침전 또는 부상 분리키는 침전 또는 부상단계와;When the waste water passing through the sludge removal step is introduced into the agglomeration reaction tank, the chemical treatment and coagulation reaction, and then settling or flotation to precipitate or float the sludge contained in the waste water;
상기 침전 또는 부상단계를 거쳐 분리된 오폐수가 폭기조내로 유입되면 이를 폭기하여 상등수로 처리하는 생물학적 처리단계와;A biological treatment step of aeration of the waste water separated through the precipitation or flotation step into the aeration tank to treat it as supernatant;
상기 응집 반응단계와 생물학적처리단계를 거친 슬러지가 농축되면 탈수기로 탈수처리하고, 탈수되면서 발생된 케이크 형태의 슬러지는 성형기로 국수가락처럼 뽑아내어 탄화로에서 탄화처리하여 활성탄으로 형성되게 하는 슬러지 탄화단계와;Sludge carbonization step of dewatering the sludge after the coagulation reaction step and biological treatment step, and dehydrated with dehydrator, and dehydrated cake-type sludge is extracted as noodle with a molding machine and carbonized in a carbonization furnace to form activated carbon. Wow;
상기 슬러지 탄화단계를 거친 활성탄이 활성탄여과기로 공급되면 이를 이용하여 오폐수를 활성탄여과로 고도 처리하는 활성탄 여과단계와;An activated carbon filtration step of highly treating wastewater with activated carbon filtration using the activated carbon that has passed through the sludge carbonization step to an activated carbon filter;
상기 활성탄 여과단계를 거쳐 정화된 오폐수만을 방류조로 방류되게 하는 오폐수 방류단계를 차례로 거치면서 오폐수가 처리되게 하는 것을 그 기술적 구성상의 기본 특징으로 한다.It is a technical feature of the technical configuration that the waste water is treated while passing through the waste water discharge step to discharge only the waste water purified through the activated carbon filtration step into the discharge tank.
이하 본 발명의 바람직한 실시예를 첨부도면을 참조하여 보다 상세하게 설명하면 다음과 같다.Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
도1은 본 발명에 따른 무슬러지 오폐수처리 단계를 나타낸 공정도로서, 본 발명은 도1에서와 같이 슬러지 제거단계(100), 침전 또는 부상단계(200), 생물학적 처리단계(300), 슬러지 탄화단계(400), 활성탄 여과단계(500) 및 오폐수 방류단계(600) 와 같은 일련의 단계를 차례로 거치면서 발생된 슬러지는 탄화되고 오폐수는 정화 처리되어 외부로 방류되는 구성을 갖는다.1 is a process diagram showing the sludge wastewater treatment step according to the present invention, the present invention is sludge removal step 100, precipitation or flotation step 200, biological treatment step 300, sludge carbonization step as shown in FIG. The sludge produced while going through a series of steps such as 400, activated carbon filtration step 500 and wastewater discharge step 600 is carbonized and waste water is purified and discharged to the outside.
여기서, 상기한 슬러지 제거단계(100), 침전 또는 부상단계(200), 생물학적 처리단계(300), 슬러지 탄화단계(400), 활성탄 여과단계(500) 및 오폐수 방류단계(600)에 사용되는 스크린, 집수조, 응집 반응조, 폭기조, 탈수기, 탄화로, 성형기, 활성탄여과기는 일반적인 오폐수 처리시스템 또는 오폐수 처리장치에 사용되는 통상의 기기들로서 도면 및 구체적인 설명은 생략하기로 하며, 본 발명에 따른 무슬러지 오폐수처리 방법은 다음과 같은 처리단계를 거친다.Here, the screen used in the sludge removal step 100, precipitation or flotation step 200, biological treatment step 300, sludge carbonization step 400, activated carbon filtration step 500 and wastewater discharge step 600 , Collection tank, agglomeration reaction tank, aeration tank, dehydrator, carbonization furnace, molding machine, activated carbon filter are common devices used in a general wastewater treatment system or wastewater treatment apparatus will be omitted the drawings and detailed description, sludge wastewater according to the present invention The treatment method goes through the following treatment steps.
슬러지 제거단계(100),Sludge removal step (100),
오폐수가 스크린 내부로 투입되면, 이 스크린 내부에서 슬러지가 걸러지고, 걸러진 오폐수는 집수조내부로 유입된다.When waste water is introduced into the screen, sludge is filtered out of the screen, and the filtered waste water is introduced into the sump.
침전 또는 부상단계(200),Precipitation or flotation (200),
슬러지 제거단계를 통과한 오폐수가 응집 반응조내로 유입되면 상기한 응집 반응조 내로 투입되는 약품과 화학 처리되어 응집 반응되고, 응집 반응된 오폐수는 별도의 부상조(도시하지 않음)를 통하여 오폐수에 함유된 슬러지를 부상 분리시킨다.When the wastewater passing through the sludge removal step is introduced into the agglomeration reactor, the chemicals introduced into the agglomeration reactor are chemically treated and coagulated, and the agglomerated reaction water is sludge contained in the wastewater through a separate flotation tank (not shown). To isolate the injury.
생물학적 처리단계(300),Biological treatment step 300,
침전 또는 부상단계를 거쳐 분리된 오폐수가 폭기조내로 유입되면 이를 폭기하여 상승수로 처리한다.If sewage water separated through sedimentation or flotation is introduced into the aeration tank, it is aerated and treated as rising water.
슬러지 탄화단계(400),Sludge carbonization step (400),
침전 부상단계(200)와 생물학적처리단계(300)를 거친 슬러지가 농축되면 탈수기로 탈수처리한다. 상기와 같이 탈수기 내부에서 탈수되는 슬러지는 케이크 형태로 탈수되는데, 이때 성형기를 거치는 과정에서 국수가락처럼 뽑아지며, 이러한 의 슬러지는 탄화로에서 탄화처리되어 고도처리의 활성탄으로 형성된다.When the sludge that has passed through the precipitation flotation step 200 and the biological treatment step 300 is concentrated, it is dewatered with a dehydrator. As described above, the sludge dehydrated in the dehydrator is dehydrated in the form of a cake. At this time, the noodle is drawn like a noodle box during the molding machine, and the sludge is carbonized in a carbonization furnace to be formed of highly treated activated carbon.
활성탄 여과단계(500)Activated carbon filtration step (500)
상기와 같이 슬러지 탄화단계(400)를 거친 활성탄이 활성탄여과기로 공급되면 이를 원료로 이용하여 오폐수를 활성탄여과로 고도 처리하여 활성탄 여과시킨다.When the activated carbon passed through the sludge carbonization step 400 is supplied to the activated carbon filter as described above, the wastewater is highly treated by activated carbon filtration using the raw material as a raw material and the activated carbon is filtered.
오폐수 방류단계(600)Wastewater Discharge Stage (600)
상기 활성탄 여과단계(500)를 거쳐 오폐수가 정화되면 정화된 오폐수만을 방류조로 방류되게 하면 된다.When the waste water is purified through the activated carbon filtration step 500, only the purified waste water may be discharged to the discharge tank.
이상에서 살펴본 바와 같이 본 발명에 의하면, 오폐수를 처리하는 과정에서 발생된 슬러지를 탄화로를 이용하여 탄화시키고, 탄화된 탄화물은 에너지발생 원료(고도처리의 활성탄, 연탄원료)로 사용되거나 매립장의 복토재로 재 사용이 가능하기 때문에 매립장의 수명연장과 수질오염을 예방할 수 있는 것임은 물론 오폐수는 정화 처리되어 외부로 방류되는 등의 효과가 있는 것이다.As described above, according to the present invention, the sludge generated during the treatment of waste water is carbonized using a carbonization furnace, and the carbonized carbide is used as an energy generating raw material (highly treated activated carbon, briquette raw material) or landfill material of landfill. As it can be used again, it is possible to prevent the prolongation of the landfill and water pollution, and the waste water is purified and discharged to the outside.
이상에서는 본 발명을 특정의 바람직한 실시예를 참고하여 설명하였으나, 본 발명은 상기한 실시예에 한정되지 아니하며 본 발명의 요지를 벗어나지 않는 범위에서 통상의 지식을 가진자에 의해 다양한 변경과 수정이 이루어질 수 있는 것임을 밝혀둔다.The present invention has been described above with reference to specific preferred embodiments, but the present invention is not limited to the above embodiments and various changes and modifications may be made by those skilled in the art without departing from the gist of the present invention. Make sure you can.
도1은 본 발명에 따른 무슬러지 오폐수처리단계를 나타낸 공정도1 is a process chart showing the sludge wastewater treatment step according to the present invention
(도면중 주요 부분에 대한 부호의 설명)(Explanation of symbols for the main parts of the drawing)
100 ; 슬러지 제거단계100; Sludge Removal Step
200 ; 침전 또는 부상단계200; Precipitation or flotation
300 ; 생물학적 처리단계300; Biological treatment stage
400 ; 슬러지 탄화단계400; Sludge Carbonization Stage
500 ; 활성탄 여과단계500; Activated Carbon Filtration Step
600 ; 오폐수 방류단계600; Wastewater Discharge Stage
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| KR1020040006542A KR20050078738A (en) | 2004-02-02 | 2004-02-02 | Waster water recyclic apparatus |
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| KR1020040006542A KR20050078738A (en) | 2004-02-02 | 2004-02-02 | Waster water recyclic apparatus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100734924B1 (en) * | 2007-04-14 | 2007-07-03 | 신원식 | Manufacturing method of porous polyurethane foam carrier for treating odor and volatile organic compound carrying sludge carbide and porous polyurethane foam carrier produced thereby |
| KR100898147B1 (en) * | 2008-11-27 | 2009-05-19 | 디이티 주식회사 | Sewage Treatment Equipment and Sewage Treatment Methods |
| CN102826720A (en) * | 2012-09-18 | 2012-12-19 | 焦作隆丰皮草企业有限公司 | Fur processing wastewater reuse treatment method |
| CN109399864A (en) * | 2018-11-28 | 2019-03-01 | 贵州民族大学 | A kind of composite constructed wetland system handling waste water |
| KR102180129B1 (en) | 2020-07-03 | 2020-11-17 | 주식회사 한화그린 | 4 no purification method of livestock wastewater |
-
2004
- 2004-02-02 KR KR1020040006542A patent/KR20050078738A/en not_active Ceased
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100734924B1 (en) * | 2007-04-14 | 2007-07-03 | 신원식 | Manufacturing method of porous polyurethane foam carrier for treating odor and volatile organic compound carrying sludge carbide and porous polyurethane foam carrier produced thereby |
| KR100898147B1 (en) * | 2008-11-27 | 2009-05-19 | 디이티 주식회사 | Sewage Treatment Equipment and Sewage Treatment Methods |
| CN102826720A (en) * | 2012-09-18 | 2012-12-19 | 焦作隆丰皮草企业有限公司 | Fur processing wastewater reuse treatment method |
| CN109399864A (en) * | 2018-11-28 | 2019-03-01 | 贵州民族大学 | A kind of composite constructed wetland system handling waste water |
| KR102180129B1 (en) | 2020-07-03 | 2020-11-17 | 주식회사 한화그린 | 4 no purification method of livestock wastewater |
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