CN106430413A - Inclined tube oil separation system for treating low-temperature harbor district oily sewage - Google Patents

Inclined tube oil separation system for treating low-temperature harbor district oily sewage Download PDF

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Publication number
CN106430413A
CN106430413A CN201610989900.2A CN201610989900A CN106430413A CN 106430413 A CN106430413 A CN 106430413A CN 201610989900 A CN201610989900 A CN 201610989900A CN 106430413 A CN106430413 A CN 106430413A
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CN
China
Prior art keywords
inclined tube
oil
tube
oil separation
oil removal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610989900.2A
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Chinese (zh)
Inventor
韩冰
李国�
李国一
陆晓东
王连才
张璐
魏燕杰
李鑫
郑紫峰
董海鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TIANJIN PORT FACILITIES MANAGEMENT SERVICE Co
Tianjin Research Institute for Water Transport Engineering MOT
Original Assignee
TIANJIN PORT FACILITIES MANAGEMENT SERVICE Co
Tianjin Research Institute for Water Transport Engineering MOT
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TIANJIN PORT FACILITIES MANAGEMENT SERVICE Co, Tianjin Research Institute for Water Transport Engineering MOT filed Critical TIANJIN PORT FACILITIES MANAGEMENT SERVICE Co
Priority to CN201610989900.2A priority Critical patent/CN106430413A/en
Publication of CN106430413A publication Critical patent/CN106430413A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/40Devices for separating or removing fatty or oily substances or similar floating material
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Removal Of Floating Material (AREA)

Abstract

The invention discloses an inclined tube oil separation system for treating low-temperature harbor district oily sewage. The inclined tube oil separation system comprises a plurality of inclined tube oil separation tanks connected in parallel and a steam tracing system; each inclined tube oil separation tank comprises a floating oil zone, a water oil separation zone and a deposition zone, which are arranged from top to bottom the water oil separation zone is provided with a plurality of rows of oil separation inclined tube groups arranged at the intervals of 85-100 mm in parallel, each row of the oil separation inclined tube group inclines toward a side wall and forms an included angle of 60-65 degrees with the horizontal plane, and a liquid inlet is formed in the side of the side wall; each oil separation inclined tube group is formed by sequentially arranging and fixing a plurality of tube bodies and hollow tubes, and the radial cross section of a cavity of the hollow tube is hexagonal; the water inflow state and the water discharge state of the inclined tube oil separation system for treating low-temperature harbor district oily sewage are stable, a plurality of inclined tube oil separation systems are installed in parallel and used according to the requirements on site limitation and the handling capacity in use, the production of the floccule in the early stage is not taken into consideration, each inclined tube oil separation system can realize the handling capacity of 1000 m<3> maximally, and compared with an existing inclined tube oil separation system of the same size, the day treatment efficiency of sewage is improved by 15%.

Description

A kind of inclined tube oil removal system for processing low temperature port area oil-polluted water
Technical field
The present invention relates to technical field of sewage, particularly to a kind of inclined tube for processing low temperature port area oil-polluted water Oil removal system.
Background technology
With the fast development at city harbour, in the area of port, the handling capacity of crude oil, coal, Ore etc. is significantly increased, correspondingly Harbour and stockyard necessarily lead to substantial amounts of oil-containing in crude oil, coal, Ore and other items handling, cleaning and maintenance process, contain coal Slag, dust-laden sewage;Additionally set up and specialize in the enterprises such as crude oil processing, subpackage in the area of port and become more diverse, dirty in Shi Gang area Water process amount is significantly incremented by, and causes port area existing sewage disposal system treatment effeciency degradation it is impossible to meet the normal of system The needs running are it is therefore necessary to carry out to existing processing system comprehensively effectively transforming and upgrading.
In existing oil-containing sewage treatment technique technology, oil-containing, containing cinder, dust-laden sewage typically initially with " standing Separation+inclined tube oil removal+coagulation air-float " method is processed, but because treatment center of sewage using area is limited, can be utilized and use In building, site area is few, therefore passes through to increase the method for processing meanss unrealistic, also largely can restrict reforming technology, Therefore should be improved based on legacy equipment increases treatment effeciency while reducing place area occupied, and combines biochemical at present Handling process and membrane treatment process build a set of perfect sewage disposal system.
Content of the invention
It is an object of the invention to provide a kind of small-sized and efficient process oil-containing, containing cinder, dust-laden sewage low for processing The inclined tube oil removal system of Wen Gang area oil-polluted water.
For this reason, technical solution of the present invention is as follows:
A kind of inclined tube oil removal system for processing low temperature port area oil-polluted water, including multigroup Tube separators in parallel; Wherein:
Tube separators described in every group are the tank body that a top is provided with peristome, in one group of offside side of described tank body Liquid inlet and liquid outlet are respectively arranged with being provided with wall;
Described tank inner chamber passes through to be horizontally disposed with from top to bottom and be fixed on another group of offside inwall of described tank body It is separating of oil that described tank inner chamber is divided into oil slick area, water by bar shaped inclined tube beading pipe and bar shaped inclined tube support tube from top to bottom successively Area and crystallizing field;Described liquid inlet is arranged on the side wall of described crystallizing field, and described liquid outlet is positioned adjacent to the separating of oil area of water Oil slick area side wall on;It is additionally provided with deposit floss hole in described crystallizing field bottom;
The separating of oil area of described water is provided with from being provided with described liquid inlet side side wall to being provided with described liquid outlet side Multiple rows of oil removal inclined tube group that side wall is arranged parallel to each other successively, often arranges described oil removal inclined tube group all to being provided with described liquid inlet one Side sidewall slope horizontal by 60~65 ° of angles, oil removal inclined tube group spacing distance described in adjacent two rows is 85~100mm;
Often row's oil removal inclined tube group is arranged in order and is fixed by many hollow pipes and constitutes;Described hollow pipe and the footpath of hollow cavity It is hexagon to section, every described hexagonal tube cavity inner wall length of side is 85~100mm, wall thickness is 1~2mm.
This system also includes keeping the steam tracing system of described Tube separators constant working temperatures;Described steam tracing System include the heating plate being separately positioned on Tube separators inwall described in every group and be arranged on outside steam inlet tube and Steam condensate (SC) pipe, each described heating plate is equipped with water inlet pipe and outlet pipe, and every described water inlet pipe is connected to described steaming Vapour inlet pipe, every described outlet pipe is connected to described steam condensate (SC) pipe.
The spoil disposal arm being connected with the spoil disposal house steward of outside setting, described row are additionally provided with Tube separators described in every group Mud arm is formed together with described crystallizing field and is provided with spoil disposal pneumatic operated valve on described spoil disposal arm, on described spoil disposal house steward It is provided with spoil disposal centrifugal pump.
Often row oil removal inclined tube group width consistent with described tank body width, highly accounting for described tank body total height 45%~ 50%.
It is provided with brush oil skimmer at described tank body peristome.
Described hollow hexagonal tube is polyethylene hollow hexagonal tube.
The inclined tube oil removal system that this is used for processing low temperature port area oil-polluted water is based on traditional inclined tube oil removal through structure optimization Improve and formed, enter that water, water outlet are in stable condition, can be limited according to place during use and the needing multiple stage inclined tube oil removal system for the treatment of capacity System is installed in parallel use, need not consider early stage flocculent substance growing amount number, every inclined tube oil removal system can undertake Maximum influent load is 4.0m3/(m2H), maximum realizes 1000m3Day output;Have with isometric with respect to existing Its day of inclined tube oil removal system processes sewage efficiency and improves 15%.
Brief description
Fig. 1 is the overlooking the structure diagram of the inclined tube oil removal system for processing low temperature port area oil-polluted water of the present invention;
Fig. 2 is the radial direction of oil removal inclined tube group in the inclined tube oil removal system for processing low temperature port area oil-polluted water of the present invention Cross-sectional view;
Fig. 3 is the knot of the Tube separators in the inclined tube oil removal system for processing low temperature port area oil-polluted water of the present invention Structure schematic diagram.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is described further, but following embodiment is absolutely not to this Bright have any restriction.
As shown in figure 1, this inclined tube oil removal system being used for processing low temperature port area oil-polluted water includes multiple stage inclined tube in parallel Oil interceptor and steam tracing system 7, wherein:
Every group of Tube separators are the tank body 1 that a top is provided with peristome, set on one group of offside side wall of tank body 1 It is respectively arranged with liquid inlet 101 and liquid outlet 102 in being equipped with;
Tank body 1 inner chamber passes through to be horizontally disposed with from top to bottom and be fixed on the bar shaped inclined tube on 1 another group of offside inwall of tank body Tank body 1 inner chamber is divided into oil slick area, the separating of oil area of water and deposition by beading pipe 2 and bar shaped inclined tube support tube 3 from top to bottom successively Area;Liquid inlet 101 is arranged on the side wall of crystallizing field, and liquid outlet 102 is positioned adjacent on the oil slick area side wall in the separating of oil area of water; It is additionally provided with deposit floss hole 103 in crystallizing field bottom;
It is provided with brush oil skimmer 5, for entering to the lightweight oil slick of tank surface at set intervals at tank body 1 peristome Row wiper is cleared up;
The separating of oil area of water be provided with multiple rows of to the oil removal inclined tube group 4 being provided with liquid inlet 101 side sidewall slope, multiple rows of every Oily inclined tube group 4 is from being provided with liquid inlet 101 side side wall to being provided between liquid outlet 102 side side wall is parallel to each other successively and waits Gauge is from arrangement, and often the top of row's oil removal inclined tube group 4 and bottom are separately fixed on inclined tube beading pipe 2 and inclined tube support tube 3; Specifically, the tilt angle alpha often arranging oil removal inclined tube group 4 is 60~65 °, spacing distance is 85~100mm;
Often row's oil removal inclined tube group 4 is arranged in order and is fixed by many hollow hexagon polyethylene tubes and constitutes, the poly- second of hexagon The hollow section of alkene pipe also be hexagon, the length of every hexagon polyethylene tube is 1000~1050mm, hollow cavity interior The wall length of side is 85~100mm, makes every row's oil removal inclined tube group 4 inner section and the outside equal undulate of section, former according to hydraulics Reason:Re=VR/ γ;In formula:Re is the Reynolds number of current, and V is the current horizontal velocity in inclined tube, and R is the hydraulic radius of section, γ is the fortune work(coefficient of viscosity of water;V-value size is adjusted and by hollow hexagon polyethylene tube size tune by inclined tube gradient Section R value is realized Re value and is adjusted, and so that the current in inclined tube is developed towards stable state laminar flow direction, so that elaioleucite is in preferable water conservancy bar Float from water under part or sink to being separated.
Often row's oil removal inclined tube group 4 size and the size in the separating of oil area of water are adapted, and often the both sides of row's oil removal inclined tube group 4 are fixed On the side wall of tank body, top surface and bottom surface are separately fixed at lower surface and the upper surface of inclined tube beading pipe 2 and inclined tube support tube 3 On.
The spoil disposal arm 6 being connected with the spoil disposal house steward of outside setting, spoil disposal arm 6 are additionally provided with every group of Tube separators Formed together with crystallizing field and spoil disposal pneumatic operated valve 601 is provided with spoil disposal arm 6, spoil disposal house steward is provided with spoil disposal centrifugal pump 602.
Steam tracing system 7 includes the heating plate 701 being separately positioned on every group of Tube separators inwall and is arranged on Outside steam inlet tube 702 and steam condensate (SC) pipe 703, each heating plate 701 is equipped with water inlet pipe and outlet pipe, every water inlet Pipe is connected to steam inlet tube 702, and every outlet pipe is connected to steam condensate (SC) pipe 703.Steam tracing system 7 make inclined tube every Oil system constant temperature is in 20~35 DEG C of operating ambient temperature.
This is used for processing the operation principle of the inclined tube oil removal system of low temperature port area oil-polluted water:
Flowed in Tube separators 4 by liquid-in pipe 101 and carry out through the oil-containing of flocculation treatment, containing cinder, dust-laden sewage Water, separating of oil;Specifically, the sewage entering in Tube separators 4 mainly includes light oil, mink cell focus, flocculate and dust etc. Little particle;After the entrance of tank body 1 bottom, the oil removal inclined tube group 4 being arranged in order constitutes multiple stage separation unit to sewage, and sewage is through every Row oil removal inclined tube group 4 core cavity bottom enters and carries out flowing out and from adjacent oil removal through core cavity top after a water is separating of oil in inner surface Between inclined tube group 4, to carry out secondary water separating of oil for space inflow bottom, during water is separating of oil and secondary water is separating of oil, Because different material is different with respect to the proportion of water, mink cell focus, floccule and particulate matter are fallen into crystallizing field by action of gravity, Light oil enters to float behind oil slick area with water and floats on the water surface;Water surface elevation wherein in tank body is less than oil removal inclined tube group 4 top surface, By that analogy, sewage is all repeated once the separating of oil process of water through often arranging oil removal inclined tube group 4, finally realizes water oil and is completely separated. Brush oil skimmer 5 certain interval of time is cleared up to top layer lightweight oil slick, that is, stick on the brush of rotation and be scraped off Import oil catcher.The mud being deposited on bottom is fallen into crystallizing field and is entered by spoil disposal arm in the presence of spoil disposal centrifugal pump Outside spoil disposal house steward and then discharge system;Crystallizing field periodically carries out cleaning prevents dirty excessive.When ambient temperature is relatively low, beat Open steam tracing system, vapourss enter circulation, heating in each device by steam inlet duct, then by steam condensate (SC) pipe flow Go out it is ensured that system temperature-constant operation, improve efficiency.
Embodiment 1
The phenomenon being significantly incremented by for oily waste water treatment amount in the area of port, the oily waste water treatment to PORT OF TIANJIN South Sinkiang port area The inclined tube oil removal system of device carries out structure optimization improvement;This inclined tube oil removal system includes two Tube separators in parallel and steaming Vapour tracing system 7;Wherein:
Every group of Tube separators include the closed tank 1 that length × width × height is 10.5m × 4.0m × 4.5m;Tank body 1 inner chamber By being horizontally disposed with from top to bottom and being fixed on the inclined tube beading pipe 2 on tank body Tube separators 1 inwall and inclined tube support tube 3 general It is 5 that tank body 1 inner chamber is divided into volume ratio from top to bottom successively:4:5 oil slick area, the separating of oil area of water and crystallizing field;Wherein, enter liquid The caliber of mouth 101 and liquid outlet 102 is 150mm;The separating of oil area of water be provided with from be provided with liquid inlet 101 side side wall to Be provided with 41 row's oil removal inclined tube groups 4 that liquid outlet 102 side side wall is arranged parallel to each other successively, often row oil removal inclined tube group 4 all to It is provided with liquid inlet 101 side sidewall slope and horizontal by 65 ° of angles;Often row's oil removal inclined tube group 4 height is 850mm, face Amass as 100m3, the spacing distance between adjacent oil removal inclined tube group 4 is 90mm;Often row's oil removal inclined tube group 4 is by 36 hollow hexagons Polyethylene tube is arranged in order and fixes composition;The radial section of the hollow cavity of polyethylene tube is also hexagon, every hollow six The length of side of side shape tube chamber inwall is 90mm, wall thickness is 1mm.
During use, multigroup Tube separators are arranged in parallel and form connection in pretreatment unit by pipeline.
This described inclined tube oil removal system adapts to different oil-polluted water influent qualities, and the maximum influent load that it can undertake is 4.0m3/(m2H), produce great quantity of floc in pre-treatment and also will not produce impact to oil removal process;The dirt of every group of Tube separators The water of water, separating of oil day output can reach 1000m3, process sewage efficiency with respect to its day of existing inclined tube oil removal system and carry High by 15%.

Claims (6)

1. a kind of inclined tube oil removal system for processing low temperature port area oil-polluted water is it is characterised in that include the oblique of multigroup parallel connection Pipe oil interceptor;Wherein:
Tube separators described in every group are the tank body (1) that a top is provided with peristome, in one group of offside of described tank body (1) Liquid inlet (101) and liquid outlet (102) are respectively arranged with being provided with the wall of side;
Described tank body (1) inner chamber passes through to be horizontally disposed with from top to bottom and be fixed on another group of offside inwall of described tank body (1) Bar shaped inclined tube beading pipe (2) and bar shaped inclined tube support tube (3) described tank body (1) inner chamber is divided into oil slick from top to bottom successively Area, the separating of oil area of water and crystallizing field;Described liquid inlet (101) is arranged on the side wall of described crystallizing field, described liquid outlet (102) It is positioned adjacent on the oil slick area side wall in the separating of oil area of water;It is additionally provided with deposit floss hole (103) in described crystallizing field bottom;
The separating of oil area of described water is provided with from being provided with described liquid inlet (101) side side wall to being provided with described liquid outlet (102) multiple rows of oil removal inclined tube group (4) that side side wall is arranged parallel to each other successively, often arranges described oil removal inclined tube group (4) all to setting It is equipped with described liquid inlet (101) side sidewall slope and horizontal by 60~65 ° of angles, oil removal inclined tube group described in adjacent two rows (4) spacing distance is 85~100mm;
Often row's oil removal inclined tube group (4) is arranged in order and is fixed by many hollow pipes and constitutes;Described hollow pipe and the footpath of hollow cavity It is hexagon to section, every described hexagonal tube cavity inner wall length of side is 85~100mm, wall thickness is 1~2mm.
2. the inclined tube oil removal system for processing low temperature port area oil-polluted water according to claim 1 is it is characterised in that go back Including the steam tracing system (7) keeping described Tube separators constant working temperatures;Described steam tracing system (7) includes dividing The heating plate (701) that is not arranged on Tube separators inwall described in every group and be arranged on outside steam inlet tube (702) and Steam condensate (SC) pipe (703), each described heating plate (701) is equipped with water inlet pipe and outlet pipe, and every described water inlet pipe all connects It is connected to described steam inlet tube (702), every described outlet pipe is connected to described steam condensate (SC) pipe (703).
3. the inclined tube oil removal system for processing low temperature port area oil-polluted water according to claim 1 is it is characterised in that every Organize and the spoil disposal arm (6) being connected with the spoil disposal house steward of outside setting, described spoil disposal arm are additionally provided with described Tube separators (6) formed together with described crystallizing field and be provided with spoil disposal pneumatic operated valve (601), described spoil disposal on described spoil disposal arm (6) House steward is provided with spoil disposal centrifugal pump (602).
4. the inclined tube oil removal system for processing low temperature port area oil-polluted water according to claim 1 is it is characterised in that every Row oil removal inclined tube group (4) width consistent with described tank body (1) width, highly accounting for described tank body (1) total height 45%~50%.
5. the inclined tube oil removal system for processing low temperature port area oil-polluted water according to claim 1 is it is characterised in that institute State and at tank body (1) peristome, be provided with brush oil skimmer (5).
6. the inclined tube oil removal system for processing low temperature port area oil-polluted water according to claim 1 is it is characterised in that institute Stating hollow hexagonal tube is polyethylene hollow hexagonal tube.
CN201610989900.2A 2016-11-10 2016-11-10 Inclined tube oil separation system for treating low-temperature harbor district oily sewage Pending CN106430413A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610989900.2A CN106430413A (en) 2016-11-10 2016-11-10 Inclined tube oil separation system for treating low-temperature harbor district oily sewage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610989900.2A CN106430413A (en) 2016-11-10 2016-11-10 Inclined tube oil separation system for treating low-temperature harbor district oily sewage

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108862825A (en) * 2018-06-14 2018-11-23 安徽中然环保科技有限公司 A kind of Hospital Sewage Treatment recycling technique

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2771185Y (en) * 2005-02-01 2006-04-12 中国地质装备总公司 Air-float water purifying device
CN2835217Y (en) * 2005-10-28 2006-11-08 陕西兰环环境工程集团有限公司 Powerless oil-water separator
CN202822885U (en) * 2012-07-04 2013-03-27 马钢(集团)控股有限公司 Inclined tube for sewage subsiding device
CN103285628A (en) * 2013-03-28 2013-09-11 卢普伦 A sludge discharging inclined tube settling tank
CN103372334A (en) * 2013-03-28 2013-10-30 卢普伦 Sludge discharge pipe chute precipitate equipment
CN204051102U (en) * 2014-09-17 2014-12-31 诸城市宏利圣得环境科技有限公司 Sewage disposal inclined-pipe settler
CN205241400U (en) * 2015-11-27 2016-05-18 天津港设施管理服务公司 A coagulating sedimentation system for oiliness contains salt sewage treatment plant

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2771185Y (en) * 2005-02-01 2006-04-12 中国地质装备总公司 Air-float water purifying device
CN2835217Y (en) * 2005-10-28 2006-11-08 陕西兰环环境工程集团有限公司 Powerless oil-water separator
CN202822885U (en) * 2012-07-04 2013-03-27 马钢(集团)控股有限公司 Inclined tube for sewage subsiding device
CN103285628A (en) * 2013-03-28 2013-09-11 卢普伦 A sludge discharging inclined tube settling tank
CN103372334A (en) * 2013-03-28 2013-10-30 卢普伦 Sludge discharge pipe chute precipitate equipment
CN204051102U (en) * 2014-09-17 2014-12-31 诸城市宏利圣得环境科技有限公司 Sewage disposal inclined-pipe settler
CN205241400U (en) * 2015-11-27 2016-05-18 天津港设施管理服务公司 A coagulating sedimentation system for oiliness contains salt sewage treatment plant

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108862825A (en) * 2018-06-14 2018-11-23 安徽中然环保科技有限公司 A kind of Hospital Sewage Treatment recycling technique

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