CN207713491U - A kind of microbial augmentation device - Google Patents
A kind of microbial augmentation device Download PDFInfo
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- CN207713491U CN207713491U CN201721547115.8U CN201721547115U CN207713491U CN 207713491 U CN207713491 U CN 207713491U CN 201721547115 U CN201721547115 U CN 201721547115U CN 207713491 U CN207713491 U CN 207713491U
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- 230000003416 augmentation Effects 0.000 title claims abstract description 24
- 230000000813 microbial effect Effects 0.000 title claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 claims abstract description 44
- 239000002068 microbial inoculum Substances 0.000 claims abstract description 32
- 238000012856 packing Methods 0.000 claims abstract description 31
- 239000001963 growth medium Substances 0.000 claims abstract description 29
- 239000000945 filler Substances 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 5
- 239000004743 Polypropylene Substances 0.000 claims description 4
- -1 polypropylene Polymers 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 239000002657 fibrous material Substances 0.000 claims description 3
- 244000005700 microbiome Species 0.000 abstract description 24
- 239000002351 wastewater Substances 0.000 abstract description 24
- 241000233866 Fungi Species 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 9
- 230000029087 digestion Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000009395 breeding Methods 0.000 description 7
- 230000001488 breeding effect Effects 0.000 description 7
- 239000000203 mixture Substances 0.000 description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 102000004190 Enzymes Human genes 0.000 description 3
- 108090000790 Enzymes Proteins 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000855 fermentation Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000005706 microflora Species 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 241001148471 unidentified anaerobic bacterium Species 0.000 description 2
- 229920002972 Acrylic fiber Polymers 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229920004934 Dacron® Polymers 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 240000006909 Tilia x europaea Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000003519 ventilatory effect Effects 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model is related to technical field of waste water processing, more particularly to a kind of microbial augmentation device, its structure includes tank body, the culture medium charging tank for storing special culture media being connected to tank body and the function microbial inoculum charging tank for store function microbial inoculum, biological reaction tank is provided in tank body, multiple biological contact reaction units are linked in biological reaction tank, each biological contact reaction unit is connected in series by several biofilm packing components.Compared with prior art, the utility model passes through feeding function microbial inoculum and its special culture media into tank body, and control microorganism growth temperature, biofilm packing component makes the microorganism fungus kind added be easy to be adsorbed on filler surface and forms a film fast, to substantially increase the multiplication rate of microorganism fungus kind, and then improve subsequently to waste water in the biochemical treatment ability of anaerobic digestion section, the Anaerobic Treatment effect of waste water significantly improves.
Description
Technical field
The utility model is related to technical field of waste water processing, and in particular to a kind of microbial augmentation device.
Background technology
High concentrated organic wastewater is mainly characterized by organic concentration height, complicated component, coloration height, has peculiar smell, if directly
Run in and put, into receiving water body, water hypoxia will be led to, aquatic organism is dead, causes seriously to pollute to environment.Current National emphasis
Basin surface water organic contamination is universal, and the section organic contamination for especially flowing through city is more serious, most urban groundwaters also by
A degree of dotted or facial contamination is arrived.Anaerobic Microbiological Treatment Technology be handle high concentrated organic wastewater important means it
One.But conventional anaerobic digestion construction investment is big, operational administrative is stringent, operation and maintenance cost is high, and exists in actual operation
Some security risks, these deficiencies greatly limit anaerobic digestion process popularizing in China's sludge treatment.
In the prior art, anaerobic reaction system is primarily present anaerobic fermentation temperature and is difficult to control, the growth and breeding of anaerobic bacteria
Slow problem, it is few so as to cause the Acetic Acid Accumulation in anaerobic reactor, there is the stage acidification during anaerobic reaction
Problem, therefore need to chemical agents such as anaerobic reactor feeding limes, and since anaerobic fermentation temperature is difficult to control, these are led
Cause anaerobic reaction effect is poor, organic pollution conversion ratio is low, and anaerobic reaction system is difficult to really run.
Invention content
For the prior art, there are above-mentioned technical problems, and the purpose of this utility model is to provide a kind of raising anaerobic bacteria is numerous
The microbial augmentation device of speed is grown, which carries out at reinforcing microorganism fungus kind before waste water enters anaerobic reactor processing
Reason, with improve subsequently to waste water anaerobic digestion section biochemical treatment ability.
To achieve the above object, the utility model provides following technical scheme：
A kind of microbial augmentation device is provided, including tank body, be connected to the tank body for storing special culture media
Culture medium charging tank and function microbial inoculum charging tank for store function microbial inoculum are provided with biological reaction tank in the tank body, institute
It states and is linked with multiple biological contact reaction units in biological reaction tank, each biological contact reaction unit is by several biomembranes
Filler assembly is connected in series.
Wherein, the biofilm packing component include hollow ball, the flexible filler that is fixed on the hollow ball center,
It is fixed on multiple blades of the hollow ball inner wall and in the center of the hollow ball and the flexible filler
Central siphon；The outer wall of the hollow ball offers several slots so that the outer wall forms the hollow out that multiple curved surfaces are staggeredly connected
Shape curved-surface structure, the multiple blade are arranged along the circle distribution of the hollow ball, and each blade setting is fluted.
Wherein, the hollow ball is the hollow ball that polypropylene material is integrally formed, and the flexible filler is fibre
Tie up the Ball-type packing of material.
Wherein, the outer wall of the hollow ball radially provided circumferentially about has reinforcement curved surface, the reinforcement curved surface and institute
Other curved surfaces stated on outer wall are connected.
Wherein, the multiple blade includes linear leaf group and short blade group, and the linear leaf group is fixed on positioned at non-radial
On the curved inner wall at end, the short blade group is fixed on the curved inner wall of longitudinal end, and the linear leaf group, which is provided with, is in
Upper and lower spaced two layers of groove, the short blade group are provided with one layer of groove.
Wherein, the spacing of adjacent blades is set as 1.5~2.5cm.
Wherein, the spacing of two layers of groove is set as 1.5~2cm.
Wherein, it is provided with baffle plate in the tank body.
Wherein, the tank body is provided with insulating layer.
Wherein, on the connecting line of the culture medium charging tank and the tank body and the function microbial inoculum charging tank and institute
It states and is both provided with metering pump on the connecting line of tank body.
The beneficial effects of the utility model：
A kind of microbial augmentation device of the utility model, including tank body, be connected to tank body for storing special culture
The culture medium charging tank of base and function microbial inoculum charging tank and solar energy temperature control system for store function microbial inoculum are set in tank body
It is equipped with biological reaction tank, multiple biological contact reaction units are linked in biological reaction tank, each biological contact reaction unit is
It is connected in series by several biofilm packing components.When work, high concentrated organic wastewater enters in microbial augmentation shelf jar body,
Function microbial inoculum charging tank and culture medium charging tank add quantitative function microbial inoculum (including microorganism fungus kind into tank body respectively simultaneously
And biological enzyme formulation) and special culture media, the mixed liquor of high concentrated organic wastewater, function microbial inoculum and special culture media composition is in life
Slowly flow across biofilm packing component in object reactive tank, waste water by ceaselessly with the contact of biofilm packing component, microorganism
Strain is adsorbed on filler surface and forms biomembrane, and controls temperature in middle constant temperature, to keep the microorganism fungus kind in mixed liquor fast
Mixed liquor after microbial augmentation is finally delivered to anaerobic reactor by discharge port and carries out subsequent waste water by speed proliferation
Processing；When after reaction, high concentrated organic wastewater stops input tank body, while function microbial inoculum charging tank and culture medium charging tank
Also stop feeding intake, at this time the temperature in holding tank body, in biological reaction tank on remaining mixed liquor and biofilm packing component
Microorganism fungus kind continues to breed.Compared with prior art, the utility model has the following advantages：
(1) by feeding function microbial inoculum and its special culture media into tank body, high concentrated organic wastewater with function microbial inoculum, specially
The mixed liquor formed with culture medium provides sufficient nutrient source for microorganism fungus kind, and controls temperature and dissolved oxygen amount, makes microorganism
Fast breeding and domestication are obtained under the growth conditions of optimization, accelerate increasing of the microorganism fungus kind in follow-up anaerobic reaction device
Speed is grown, its dominant microflora status is quickly established, and then greatly shortens the startup period of anaerobic reaction device；
(2) biological contact reaction list made of setting is connected by several biofilm packing components in biological reaction tank
Member, biofilm packing component have film forming fast, and the preferable advantage of water distribution gas distribution makes the microorganism fungus kind added be easy to be adsorbed on
Filler surface and fast breeding, improve the reproduction speed of microorganism fungus kind, therefore the mixed liquor after intensive treatment is follow-up
Can avoid out being acidified problem at this stage during anaerobic reaction, improve subsequently to waste water anaerobic digestion section biochemical treatment energy
Power, Anaerobic Treatment effect significantly improve.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of microbial augmentation device of the utility model.
Fig. 2 is a kind of structural schematic diagram of the biofilm packing component of microbial augmentation device of the utility model..
Fig. 3 is that a kind of structure of another angle of the biofilm packing component of microbial augmentation device of the utility model is shown
It is intended to
Fig. 4 is a kind of internal structure schematic diagram of the biofilm packing component of microbial augmentation device of the utility model.
Reference sign：
Bypass water inlet pipe 1, culture medium charging tank 2, function microbial inoculum charging tank 3；
Tank body 4, biological reaction tank 41, baffle plate 42；
Biological contact reaction unit 5, hollow ball 511, slot 5111, curved surface 5112, is reinforced biofilm packing component 51
Curved surface 5113, blade 512, linear leaf group 5121, short blade group 5122, groove 5123, flexible filler 513, central siphon 514, circle
Shape blade 515, lanyard 52；
Evacuated tube 7.
Specific implementation mode
The utility model is described in detail below in conjunction with specific embodiment.
A kind of microbial augmentation device, as shown in Figure 1, including tank body 4, be connected to tank body 4 be used for store special culture
The culture medium charging tank 2 of base and function microbial inoculum charging tank 3 for store function microbial inoculum are provided with biological reaction tank in tank body 4
41, multiple biological contact reaction units 5 are linked in biological reaction tank 41, and each biological contact reaction unit 5 is by several
Biofilm packing component 51 is connected in series.Tank body 4 is provided with water inlet and discharge port, and water inlet connection bypass water inlet pipe 1 is highly concentrated
Degree organic wastewater be delivered in tank body 4 by bypass water inlet pipe 1, while function microbial inoculum charging tank 3 and culture medium charging tank 2 respectively to
Quantitative function microbial inoculum (including microorganism fungus kind and biological enzyme formulation) is added in tank body 4 and special culture media, high concentration are organic
Waste water, function microbial inoculum and special culture media, which enter, forms mixed liquor in biological reaction tank 41, as preferred embodiment, tank body
There are four biological reaction tanks 41 for setting in 4.Wherein, on the connecting line of culture medium charging tank 2 and tank body 4 and function microbial inoculum is thrown
Batch can 3 is both provided with metering pump on the connecting line of tank body 4, accurately controls dosage:The dosage of special culture media is pressed
It is special culture media according to volume ratio:Function microbial inoculum=1:10~20 add, and the dosage of function microbial inoculum is according to high concentration organic waste
The 0.1~0.2% of water inflow adds, and the two is used and linked with water inlet (high concentrated organic wastewater), the mode of synchronous start and stop
It adds, realizes automation control.
When work, high concentrated organic wastewater enters in tank body 4, while function microbial inoculum charging tank 3 and culture medium charging tank 2 divide
Quantitative function microbial inoculum (including microorganism fungus kind and biological enzyme formulation) and special culture media, high concentration are not added into tank body 4
The mixed liquor of organic wastewater, function microbial inoculum and special culture media composition slowly flows across biofilm packing group in biological reaction tank 41
Part, waste water by ceaselessly with the contact of biofilm packing component 51, microorganism fungus kind be adsorbed on filler surface formed biomembrane,
And control microorganism growth temperature be middle constant temperature will finally pass through micro- to make the microorganism fungus kind fast breeding in mixed liquor
Mixed liquor after biological reinforced is delivered to anaerobic reactor by discharge port and carries out subsequent wastewater treatment；When after reaction,
High concentrated organic wastewater stops input tank body 4, while function microbial inoculum charging tank 3 and culture medium charging tank 2 also stop feeding intake, at this time
Continue very much to keep the temperature in tank body 4, micro- life in biological reaction tank 41 on remaining mixed liquor and biofilm packing component 51
Object strain continues to breed.
In the present embodiment, as shown in Figures 2 to 4, biofilm packing component 51 include hollow ball 511, be fixed on it is hollow
The flexible filler 513 at 511 center of sphere, the multiple blades 512 for being fixed on 511 inner wall of hollow ball and run through hollow ball
511 and flexible filler 513 center central siphon 514, the outer wall of hollow ball 511 offer several U-type groove holes 5111 with
Outer wall is set to form the Openworks shape curved-surface structure that multiple curved surfaces 5112 are staggeredly connected.Outer wall radially provided circumferentially about has reinforcement bent
Face 5113 reinforces curved surface 5113 and is connected with other curved surfaces 5112 on outer wall.Hollow ball 511 is that polypropylene material is molded one
Body formed hollow ball 511, integrated formed structure is easy to process, and hollow ball 511 provides shape support and connect, diameter
It is preferably arranged to 12~18cm, the width of curved surface 5112 is set as 1.8~2.2cm, but according to actual needs, hollow ball
511 diameter and the width of curved surface 5112 can be adjusted arbitrarily.
Specifically, multiple blades 512 are arranged along the circle distribution of hollow ball 511, each blade 512 is arranged fluted
5123.Multiple blades 512 include linear leaf group 5121 and short blade group 5122, and linear leaf group 5121 is fixed on positioned at non-radial end
5112 inner wall of curved surface on, short blade group 5122 is fixed on 5112 inner wall of curved surface of longitudinal end.Linear leaf group 5121 is set
It is equipped in upper and lower spaced two layers of groove 5123, short blade group 5122 is provided with one layer of groove 5123.Increase on blade 512
5123 structure of groove is added, has thereby increased the specific surface area of filler, it is equal in biofilm packing component 51 to be conducive to sewage
Even distribution makes microorganism be easy to biofilm on filler surface, and blade 512 and 5123 structure of groove also have the work(of cutting bubble
The ventilatory effect in filler can be improved (for having the case where aeration in aerobic).As preferred embodiment, blade 512
Length is set as 2.5~4.5cm, and the spacing of adjacent blades 512 is set as 1.5~2.5cm, the spacing setting of two layers of groove 5123
It is preferable for the effect of 1.5~2cm.
Specifically, flexible filler 513 is the Ball-type packing of Fiber Materials.The volume of Ball-type packing accounts for hollow ball 511
One third, when a diameter of 4~6cm, are preferable.The preferred acrylic fibers of Fiber Materials, polypropylene fibre, dacron thread form ball as raw material through ligation
Shape filler, effect is preferable when performance indicator meets the following conditions：1.08~1.48g/cm of density, 4~6cm of sphere diameter, hydroscopicity
0.35-0.55%, voidage 86%~90%.The 513 fluffy curling of flexible filler and softness, keep microorganism adsorption effect good,
Biofilm is fast, can be accelerated on blade 512 and groove 5123 on outer hollow sphere 511 by 513 loss function of flexible filler
Film forming speed, and flexible filler 513 is fixed on to the inside of hollow ball 511, floatation surface will not be gone up.Flexible filler 513 is logical
The center that central siphon 514 is fixed on hollow ball 511 is crossed, is both provided with above and below flexible filler 513 soft for fixing
The circular blade 515 of property filler 513, circular blade 515 are fixedly connected with central siphon 514.The central siphon 514 can wear lanyard 52
The pendant of (such as nylon rope) or other biofilm packing components 51 that are used to connect, to string multiple biofilm packing components 51
Ordered arrangement is carried out after coming to get to biological contact reaction unit 5, water treatment effect is notable.Determining biofilm packing
When the quantity of component 51 and the spacing of biofilm packing component 51, need to according to the depth of water situation of waste water disposal facility, water quality characteristics,
The factors such as treatment effect formulate Distribution Principles.
Specifically, being provided with baffle plate 42 in tank body 4 (see Fig. 1), in order to increase turbulence, promote mixed liquor mixing
Uniformly, prevent fluid from walking short circuit.Tank body 4 is additionally provided with evacuated tube 7 and the emptying in evacuated tube 7 close to the position of bottom
Valve empties the liquid in tank body 4 when for deactivating or clean.
Specifically, tank body 4 is provided with insulating layer, it is ensured that tank body 4 is also able to maintain that 4 micro- life of tank body in rainy weather
Temperature needed for object breeding.
Compared with prior art, the utility model has the following advantages：
(1) by feeding function microbial inoculum and its special culture media into tank body 4, high concentrated organic wastewater and function microbial inoculum,
The mixed liquor that special culture media is formed provides sufficient nutrient source for microorganism fungus kind, and controls temperature and dissolved oxygen amount, makes micro- life
Object obtains fast breeding and domestication under the growth conditions of optimization, accelerates microorganism fungus kind in follow-up anaerobic reaction device
Growth rate quickly establishes its dominant microflora status, and then greatly shortens the startup period of anaerobic reaction device；
(2) biological contact reaction that setting is connected in series by several biofilm packing components 51 in biological reaction tank 41
Unit 5, biofilm packing component 51 have film forming fast, and the preferable advantage of water distribution gas distribution makes the microorganism fungus kind added be easy to
It is adsorbed on filler surface and fast breeding, improves the reproduction speed of microorganism fungus kind, therefore the mixed liquor after intensive treatment
It can avoid out being acidified problem at this stage during follow-up anaerobic reaction, improve subsequently to waste water at the biochemistry of anaerobic digestion section
Reason ability, Anaerobic Treatment effect significantly improve.
Finally it should be noted that above example is only to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected range, although being explained in detail to the utility model with reference to preferred embodiment, this field it is general
Lead to it will be appreciated by the skilled person that can be modified or replaced equivalently to the technical solution of the utility model, without departing from this
The spirit and scope of utility model technical solution.
Claims (10)
1. a kind of microbial augmentation device, it is characterised in that：What is be connected to including tank body, with the tank body is used to store special culture
The culture medium charging tank of base and function microbial inoculum charging tank for store function microbial inoculum are provided with biological respinse in the tank body
Slot is linked with multiple biological contact reaction units in the biological reaction tank, and each biological contact reaction unit is by several
Biofilm packing component is connected in series.
2. a kind of microbial augmentation device according to claim 1, it is characterised in that：The biofilm packing component includes
Hollow ball, the flexible filler for being fixed on the hollow ball center, be fixed on multiple blades of the hollow ball inner wall with
And the central siphon through the center of the hollow ball and the flexible filler；The outer wall of the hollow ball offers several
Slot is so that the outer wall forms the Openworks shape curved-surface structure that multiple curved surfaces are staggeredly connected, and the multiple blade is along the hollow ball
The circle distribution of body is arranged, and each blade setting is fluted.
3. a kind of microbial augmentation device according to claim 2, it is characterised in that：The hollow ball is polypropylene material
The integrally formed hollow ball of material, the flexible filler are the Ball-type packing of Fiber Materials.
4. a kind of microbial augmentation device according to claim 2, it is characterised in that：The outer wall of the hollow ball is along diameter
To provided circumferentially about there is reinforcement curved surface, the reinforcement curved surface to be connected with other curved surfaces on the outer wall.
5. a kind of microbial augmentation device according to claim 2, it is characterised in that：The multiple blade includes linear leaf
Group and short blade group, the linear leaf group are fixed on the curved inner wall at non-radial end, and the short blade group is fixed in place
In on the curved inner wall of longitudinal end, the linear leaf group is provided in upper and lower spaced two layers of groove, the short blade group
It is provided with one layer of groove.
6. a kind of microbial augmentation device according to claim 2 or 5, it is characterised in that：The spacing of adjacent blades is arranged
For 1.5~2.5cm.
7. a kind of microbial augmentation device according to claim 5, it is characterised in that：The spacing of two layers of groove is arranged
For 1.5~2cm.
8. a kind of microbial augmentation device according to claim 1, it is characterised in that：It is provided with baffling in the tank body
Plate.
9. a kind of microbial augmentation device according to claim 1, it is characterised in that：The tank body is provided with insulating layer.
10. a kind of microbial augmentation device according to claim 1, it is characterised in that：The culture medium charging tank and institute
It states on the connecting line of tank body and the function microbial inoculum charging tank is both provided with metering pump on the connecting line of the tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721547115.8U CN207713491U (en) | 2017-11-16 | 2017-11-16 | A kind of microbial augmentation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721547115.8U CN207713491U (en) | 2017-11-16 | 2017-11-16 | A kind of microbial augmentation device |
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| Publication Number | Publication Date |
|---|---|
| CN207713491U true CN207713491U (en) | 2018-08-10 |
Family
ID=63061622
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| CN201721547115.8U Active CN207713491U (en) | 2017-11-16 | 2017-11-16 | A kind of microbial augmentation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115745288A (en) * | 2022-11-25 | 2023-03-07 | 浙江清华长三角研究院 | Efficient denitrification type rural domestic sewage improved household equipment and rural domestic sewage treatment method |
-
2017
- 2017-11-16 CN CN201721547115.8U patent/CN207713491U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115745288A (en) * | 2022-11-25 | 2023-03-07 | 浙江清华长三角研究院 | Efficient denitrification type rural domestic sewage improved household equipment and rural domestic sewage treatment method |
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Address after: 511330 No.1 Tangpu Road, mache village, Shitan Town, Zengcheng District, Guangzhou City, Guangdong Province Patentee after: GUANGZHOU PUCHUN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Patentee after: Institute of chemical engineering, Guangdong Academy of Sciences Address before: 511330 No.1 Tangpu Road, mache village, Shitan Town, Zengcheng District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU PUCHUN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Patentee before: GUANGDONG RESEARCH INSTITITUTE OF PETROCHEMICAL AND FINE CHEMICAL ENGINEERING |