CN109896673A - A kind of sewage treatment process of adhesive tape production - Google Patents
A kind of sewage treatment process of adhesive tape production Download PDFInfo
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- CN109896673A CN109896673A CN201910326342.5A CN201910326342A CN109896673A CN 109896673 A CN109896673 A CN 109896673A CN 201910326342 A CN201910326342 A CN 201910326342A CN 109896673 A CN109896673 A CN 109896673A
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Abstract
The invention discloses a kind of sewage treatment process of adhesive tape production, it is related to the technical field of Industrial Waste Water Treatments, including pretreatment stage and precision processing stage, pretreatment stage is the following steps are included: S1. collecting-tank precipitating, S2. electrodeposit, S3. flocculation sedimentation, the collection of S4. pretreated water, and the precision processing stage is the following steps are included: S5. pretreated water coarse filtration, S6. biological oxidation, the disinfection of S7. pretreated water, the first clear water refined filtration of S8..The present invention has the technical effect that can efficiently remove inorganic pollution and organic pollutant simultaneously.
Description
Technical field
The present invention relates to the technical fields of Industrial Waste Water Treatments, more particularly, to a kind of sewage treatment work of adhesive tape production
Skill.
Background technique
Industrial Waste Water Treatments are a Xiang Chongtou in terms of China's industrial development, and Industrial Waste Water Treatments are related to China's industry hair
Exhibition, the economic people's livelihood matter of fundamental importance of relationship.It is existing at present since production needs to contain more organic pollutant in trade effluent
Sewage disposal technology is to there are two types of the processing modes of organic pollutant, and one kind is materializing strategy, and another kind is biochemical treatment.It is wrapping
A large amount of sewage can be generated in package material production process, contain miscellaneous organic matter in this kind of sewage, biochemical property is extremely low,
And salt content is high, so existing apparatus can only remove sub-fraction therein to the processing of its organic matter, general removal rate is only
Have 12% or so, remaining major part will be with Chinese effluent to receiving water body, therefore is not able to satisfy increasingly strict environmental requirement.
In view of the above-mentioned problems, patent announcement number is the Chinese patent of CN203866152U, it is raw to propose a kind of packaging material
Produce sewage processing equipment, the processing equipment sewage pipe connect Fenton materialization pond I, Fenton materialization pond I be sequentially connected conditioning tank and
Fenton materialization pond II；Fenton materialization pond II is sequentially connected primary sedimentation tank, setting pot and a heavy pond；One heavy pond be sequentially connected anaerobic pond and
The pond CASS clear water output is connected with the wastewater inlet on scraper-type evaporator top.The upper outlet of scraper-type evaporator passes through pipeline
It is connected with heater inlet, the lower part outlet of scraper-type evaporator passes through pipeline and pump and forced-circulation evaporator upper inlet
It is connected.
Prior art among the above has the following deficiencies: that the processing equipment of the packaging material production waste mainly utilizes
The biochemical methods such as Fenton facture, bio anaerobic pond and cyclic activated sludge system remove the organic pollutant in sewage, but due to industry
The sewage generated in production process not only contains organic pollutant, also containing a large amount of solid is insoluble or indissoluble object impurity, equipment
Inorganic contaminants, the inorganic salts that some of them is dissolved in water such as metal oxide, the metal inorganic salt generated are corroded to be difficult to remove, contain
The high sewage direct emission of salt amount can make surrounding soil hardening, plant withered, destroy ecology.
Summary of the invention
The object of the present invention is to provide a kind of adhesive tape that can efficiently remove inorganic pollution and organic pollutant simultaneously is raw
The sewage treatment process of production.
The technical scheme is that:
A kind of sewage treatment process of adhesive tape production, including pretreatment stage and precision processing stage；
The pretreatment stage the following steps are included:
S1. it is just heavy to catchment: trade effluent, which converges into, staticly settles 12-24h in collecting-tank；
S2. electrolysis sedimentation: the upper layer sewage in collecting-tank, which is passed through in iron-carbon micro-electrolysis pond, to be electrolysed；
S3. flocculating setting: the upper layer sewage in iron-carbon micro-electrolysis pond is passed through in flocculation basin, and flocculant and quiet is put into flocculation basin
It sets precipitating 4-8h and obtains pretreated water；
S4. pretreated water is collected: the pretreated water in flocculation basin, which is passed through in level-one clear water reserviors, to be continued to employ；
The precision processing stage the following steps are included:
S5. it is biggish that volume pretreated water coarse filtration: is removed in pretreated water the being passed through excrement grid pond in S4 in level-one clear water reserviors
Solid-state indissoluble impurity；
S6. biological oxidation: change filtered pretreated water in excrement grid pond in S5 and be passed through in contact-oxidation pool and Air Exposure, so
Pretreated water is passed through precipitating 48-72h in sedimentation basin afterwards and obtains just clear water；
S7. pretreated water sterilizes: the first clear water in S6 in sedimentation basin is passed through in sterilization pool, chlorine dioxide pair is added in sterilization pool
First clear water carries out disinfection；
S8. first clear water refined filtration: the first clear water in S7 by disinfection carries out refined filtration by sand filter, then the clear water being obtained by filtration is led to
Enter in second level clear water reserviors.
By using above-mentioned technical proposal, generated sewage is in addition to containing and adhesive, film in adhesive tape production process
The relevant organic pollutant such as material, there are also it is some due to equipment corrosion, small part fall off brought metal block, metal oxidation
The impurity such as object and metal inorganic salt.Due to these foreign-matter contaminations relevant to metal or not soluble in water or be insoluble in water,
Water is dissolved in be difficult to be separated from the water out later.
Sewage initially enters and precipitates 1-2d in collecting-tank, and heavier iron block, iron rust and some other weight are larger in sewage
Insoluble substance impurity or indissoluble object impurity primary deposition is carried out in collecting-tank, so that it is biggish insoluble to remove quality in sewage
In the solid impurity pollutant of water.It is passed through in iron-carbon micro-electrolysis pond and is electrolysed again into the sewage for crossing primary deposition, due to sewage
In there is also the relatively light but not soluble in water small iron block of moiety by weight and iron rust etc., and iron-carbon micro-electrolysis is rotten using metal
Erosion principle forms primary battery and handles sewage, it is to can use the metal iron block in sewage in cold situation,
Galvanic interaction is generated, anode reaction makes the simple substance Fe of iron block be oxidized to a large amount of Fe2+Into sewage, and then it is oxidized to Fe3 +.Due to Fe3+There is coagulation under electrolysis conditions, there is a natural attraction between the sexes with the particle with faint negative electrical charge in sewage for it, forms ratio
More stable flocculate (being also iron cement) and remove.At the same time, cathode reaction generates the active H atom and sun of a large amount of nascent states
Pole reaction generates the active O atom of a large amount of nascent states, and oxidation can occur with many components in sewage for these active constituents also
Original reaction makes organic macromolecule that chain-scission degradation occur and improves dirt to eliminate the coloration of organic matter especially dyeing and printing sewage
The biochemical degree of water.Sewage in the upper layer of iron-carbon micro-electrolysis pond is passed through in flocculation basin again, into flocculation basin put into flocculant to
The suspended particulate substance impurity in sewage is set to carry out flocculation sedimentation, the suspended particulate substance impurity removed in sewage obtains pretreated water.
Sewage had both eliminated in pretreatment stage and had both eliminated most of metal iron ion, also made organic big point in sewage
Chain-scission degradation occurs for sub- substance, improves the biochemical degree of sewage in the precision processing stage.Become to pre-process by pretreated sewage
Precision processing is carried out after water again, that is, utilizes the organic pollutant in biochemical method removal sewage.Pretreated water being passed through excrement grid
It is filtered for the first time when pond by grid, then by changing the microbiological anaerobic fermentation removal pretreatment in excrement grid pond base sludge
Suspension organic matter in water.Then pretreated water is passed through in contact-oxidation pool, the organic pollutant dissolved in pretreated water exists
Free of contamination small-molecule substance such as CO is degraded under microbial action in contact-oxidation pool2、H2O etc., to remove in sewage
Organic pollutant.Finally, pretreated water is passed through in sterilization pool the processing that carries out disinfection, the virus and bacteria in pretreated water is killed, then
It carries out that the high clear water of cleanliness can be obtained after essence filtering by sand filter.
Sewage in adhesive tape production process first passes through the biggish iron block of pretreatment stage removal quality, iron rust and other are insoluble
Yu Shui or the solid impurity for being insoluble in water, while the macromolecular organic pollutant in sewage is carried out also in iron-carbon micro-electrolysis pond
Initial breakdown makes organic macromolecule that chain-scission degradation occur and improves to eliminate the coloration of organic matter especially dyeing and printing sewage
The biochemical degree of sewage.It goes thoroughly to remove the organic pollutant in sewage by the precision processing stage again, the dirt in adhesive tape production process
Water process is more thorough, and the clear water finally obtained is cleaner.
It is further arranged to: also being set between the iron-carbon micro-electrolysis pond in collecting-tank and the S2 step in the S1 step
Have and adjust a pond, the upper layer sewage in collecting-tank is first passed through to adjust in a pond and adjust pH to 4-5 is passed through iron-carbon micro-electrolysis pond again
In.
By using above-mentioned technical proposal, since the cathode reaction in iron-carbon micro-electrolysis pond is H+It obtains electronics and becomes active H
Atom, anode reaction H2The O betatopic of O becomes O atom, therefore the cathode reaction in iron-carbon micro-electrolysis pond needs to consume largely
H+, so needing pH of the sewage in one pond of adjusting being adjusted to 5-6 to be passed through iron-carbon micro-electrolysis pond again so that iron-carbon micro-electrolysis fills
Divide reaction, improves electrolytic efficiency, and then improve the Fe in sewage2+Oxidation rate and Fe3+Flocculation rate.
It is further arranged to: being additionally provided with oxygen between the flocculation basin in iron-carbon micro-electrolysis pond and the S3 in the S2 step
Change pond, the upper layer sewage in iron-carbon micro-electrolysis pond is first passed through in oxidation pond and is passed through wadding again after adding oxidant reaction 30-40min
In solidifying pond.
By using above-mentioned technical proposal, due to containing a large amount of alcohols solvents in adhesive tape production glue used, alcohols is molten
Agent is oxidized to organic carboxyl acid in oxidation pond, and the microorganism in subsequent fine processing stage in septic tank and contact-oxidation pool can be with
Using organic carboxyl acid as the carbon source of own cells vital movement, the Biochemical Treatment in the precision processing stage is improved.
It is further arranged to: being additionally provided between the oxidation pond and the flocculation basin and adjust two ponds, through aoxidizing in oxidation pond
Sewage afterwards is first passed through adjusting pH to 7-8 in two ponds of adjusting and is passed through in flocculation basin again.
By using above-mentioned technical proposal, since sewage generates big quantity carboxylic acid in oxidation pond, at this time sewage be in than
Stronger acidity contains a large amount of hydrogen ion in sewage.And the main function principle of flocculant makes with positive (negative) electrical
It is close to each other with negative (just) electrical some particles for being difficult to separate or particle in group and water, its potential is reduced, it is made
It plays pendulum, and using its aggregation property these particles is concentrated, and isolate by physics or chemical method
Come.A large amount of hydrogen ion can destroy original electrification balance in sewage in sewage, so that impurity positively charged in sewage suspends
Particle can not normal flocculation sedimentation.Therefore it will need for the sewage in oxidation pond after peroxidating to be first passed through and adjust in two ponds and adjust
Section pH is in neutrality in 7-8, improves the flocculation efficiency and effect of flocculant.
It is further arranged to: between the contact-oxidation pool changed in excrement grid pond and the S6 step in the S5 step also
Equipped with comprehensive adjustment pond, changes the sewage in excrement grid pond and be first passed through in comprehensive adjustment pond and staticly settle 12-24h and be passed through contact oxygen again
Change in pond.
By using above-mentioned technical proposal, since the microbiota metabolic activity in contact-oxidation pool in sludge is to water quality, water
Amount and impact load are more sensitive, comprehensive adjustment pond can water to sewage and water quality be adjusted, can be according to the practical feelings of sewage
Condition adjusts sewage quality, flow and water temperature etc., and it is hereby ensured that microbiota metabolic activity stable operations.And comprehensive adjustment pond
There are also preaeration effects, also act as accident draining.
It is further arranged to: being equipped with hydrolysis acidification pool, the water between the comprehensive adjustment pond and the contact-oxidation pool
It solves and is equipped with filler and aerator in acidification pool.
By using above-mentioned technical proposal, hydrolysis acidification pool can convert small point for the larger molecular organics in pretreated water
Cyclic structure is converted chain structure by sub- substance, further improves the BOD/COD ratio of sewage, increases giving birth to for sewage
The property changed creates conditions for subsequent aerobic treatment.
Be further arranged to: the partial sludge that bottom of pond portion is precipitated in the S6 step is pumped to water by pipeline and circulating pump
It solves in acidification pool.
By using above-mentioned technical proposal, pretreated water is completed the biochemical degradation in contact-oxidation pool and then is passed through
It is precipitated in sedimentation basin, sludge is made to be separated from water to obtain upper layer clear water, and then due to containing part in the sludge to precipitate
Larger molecular organics and be re-fed into hydrolysis acidification pool, hydrolysis acidification pool further by the larger molecular organics in sludge into
Row decomposes, and improves the treatment effect to the organic macromolecule pollutant in sewage.
It is further arranged to: being additionally provided with active carbon filter between sand filter and second level clear water reserviors in the step S8.
By using above-mentioned technical proposal, sand filter, sand filtration are first passed through by the carry out disinfection first clear water of processing of sterilization pool
Device removes various uncharged suspended matters, microorganism and other subparticles in just clear water by filter medium, is finally reached
Reduction water turbidity, purify water effect.First clear water, which enters back into active carbon filter, later is filtered, and active carbon filter can
To remove the substances such as the chlorine residue during the peculiar smell in just clear water, heterochromatic and disinfection treatment, the turbidity of just clear water is reduced, further
It purifies water.
In conclusion advantageous effects of the invention are as follows:
(1) in pretreatment stage, sewage is first acidified Re-boostering test in collecting-tank, not soluble in water in acidization or be insoluble in water
Metal block and iron rust, that is, metal oxide dissolution, become metal ion, alkalinization generates metal ion under strong alkali environment
Precipitate metal hydroxides；Then sewage is electrolysed in iron-carbon micro-electrolysis pond again, removes metal hydroxides colloid；Then
In sewage water flocculation pool, electrification suspended particulate under the action of flocculant in sewage carries out flocculation sedimentation, to remove band in sewage
Electrically floating particle.Entire pretreatment stage can will be in the metal oxides such as metal block, iron rust in sewage and metal inorganic salt
It is removed, reduces sewage hardness, soften sewage, improve wastewater treatment efficiency；
(2) oxidation pond is equipped between iron-carbon micro-electrolysis pond and flocculation basin, the organic solvents such as a large amount of alcohols of sewage are in oxidation pond
In it is oxidable at organic carboxyl acid, the microorganism in subsequent fine processing stage in septic tank and contact-oxidation pool can be by organic carboxyl acid
As the carbon source of own cells vital movement, the Biochemical Treatment in the precision processing stage is improved；
(3) in the precision processing stage, change and be also successively arranged comprehensive adjustment pond and hydrolysis acid between excrement grid pond and contact-oxidation pool
Change pond, comprehensive adjustment pond can adjust pretreated water water quality, flow and water temperature etc. according to the actual situation, enter pretreated water and connect
Microorganism after touching in oxidation pond in sludge can efficient metabolism growth, thus efficient-decomposition organic pollutant.And hydrolysis acidification
Pond then can convert small-molecule substance for the larger molecular organics in pretreated water, convert chain structure for cyclic structure,
The BOD/COD ratio of pretreated water is further improved, the biodegradability of pretreated water is increased, is subsequent aerobic treatment
It creates conditions.
Detailed description of the invention
Fig. 1 is process flow diagram of the invention.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
It referring to Fig.1, is a kind of process flow diagram of the sewage treatment process of adhesive tape production disclosed by the invention, including pre-
Processing stage and precision processing stage.Influent concentration COD≤6000mg/L, BOD≤5000mg/L, pH 6.5~8.5 before processing,
SS≤300mg/L, coloration≤500.Specifically include following processing step:
Pretreatment stage the following steps are included:
S1. it is just heavy to catchment: trade effluent, which converges into, staticly settles 12-24h in collecting-tank；
S2. electrolysis sedimentation: the upper layer sewage in collecting-tank be first passed through adjust a pond in and be added pH adjusting agent adjusting sewage pH to
4-5, then sewage is passed through in iron-carbon micro-electrolysis pond and is electrolysed, electrolysis time 2-4h；
S3. flocculating setting: the upper layer sewage in iron-carbon micro-electrolysis pond is passed through in oxidation pond, and mass fraction is put into oxidation pond
For 30% H2O2Solution simultaneously reacts 30-40min, H2O2The dosage of solution is 50-80mg/L.Then sewage is passed through adjusting
In two ponds and sewage pH to 7-8 is adjusted, then sewage is passed through in flocculation basin, and put into flocculant into flocculation basin, flocculant is thrown
Entering amount is 100-150mg/L, then staticly settles 4-8h and obtain pretreated water；
S4. pretreated water is collected: the pretreated water in flocculation basin being passed through in level-one clear water reserviors and is continued to employ；
The precision processing stage the following steps are included:
S5. it is biggish that volume pretreated water coarse filtration: is removed in pretreated water the being passed through excrement grid pond in S4 in level-one clear water reserviors
Sewage, is then passed through in comprehensive adjustment pond and staticly settles 12-24h by solid-state indissoluble impurity；
S6. biological oxidation: the pretreated water in S5 in comprehensive adjustment pond is passed through hydrolysis acidification pool reaction 6-8h, then sewage is led to
Enter in contact-oxidation pool and Air Exposure 12-18h, then the sewage in contact-oxidation pool is passed through in sedimentation basin and precipitates 48-72h
Just clear water, the partial sludge and circulating pump for precipitating bottom of pond portion is obtained to be sucked up in hydrolysis acidification pool, be arranged in hydrolysis acidification pool
There are filler and aerator.
S7. pretreated water sterilizes: the first clear water in S6 sedimentation basin is passed through in sterilization pool, is so that concentration is added into sterilization pool
The chlorine dioxide of 0.5-1mg/L carries out disinfection to first clear water, and the dosage of chlorine dioxide is 0.4-0.8ppm/L；
S8. clear water refined filtration at the beginning of: the first clear water in S7 by disinfection successively passes through sand filter and carries out refined filtration and active carbon filter mistake
Filter, then the clear water being obtained by filtration is passed through in second level clear water reserviors.
The following are the process flow diagrams and above-mentioned detailed step of the sewage treatment process of adhesive tape production as shown in connection with fig. 1
The difference of selected different embodiments, each embodiment is that the technological parameter in each step is different, referring to table 1.
Each process parameter in 1 embodiment 1-5 of table
Indices are as shown in table 2 in the clear water that embodiment 1-5 is obtained:
2 embodiment 1-5 sewage treatment indices of table
According to the concentration of wastewater before the processing of table 2:
In embodiment 1-5, the removal rate of suspended matter (SS), which reaches 90% or more, BOD5 removal rate and reaches 99.5% or more, COD, to be gone
Except rate reaches 98% or more, chroma removal rate reaches 97% or more.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (8)
1. a kind of sewage treatment process of adhesive tape production, which is characterized in that including pretreatment stage and precision processing stage；
The pretreatment stage the following steps are included:
S1. it is just heavy to catchment: trade effluent, which converges into, staticly settles 12-24h in collecting-tank；
S2. electrolysis sedimentation: the upper layer sewage in collecting-tank, which is passed through in iron-carbon micro-electrolysis pond, to be electrolysed；
S3. flocculating setting: the upper layer sewage in iron-carbon micro-electrolysis pond is passed through in flocculation basin, and flocculant and quiet is put into flocculation basin
It sets precipitating 4-8h and obtains pretreated water；
S4. pretreated water is collected: the pretreated water in flocculation basin, which is passed through in level-one clear water reserviors, to be continued to employ；
The precision processing stage the following steps are included:
S5. it is biggish that volume pretreated water coarse filtration: is removed in pretreated water the being passed through excrement grid pond in S4 in level-one clear water reserviors
Solid-state indissoluble impurity；
S6. biological oxidation: change filtered pretreated water in excrement grid pond in S5 and be passed through in contact-oxidation pool and Air Exposure, so
Pretreated water is passed through precipitating 48-72h in sedimentation basin afterwards and obtains just clear water；
S7. pretreated water sterilizes: the first clear water in S6 in sedimentation basin is passed through in sterilization pool, chlorine dioxide pair is added in sterilization pool
First clear water carries out disinfection；
S8. first clear water refined filtration: the first clear water in S7 by disinfection carries out refined filtration by sand filter, then the clear water being obtained by filtration is led to
Enter in second level clear water reserviors.
2. the sewage treatment process of adhesive tape production according to claim 1, it is characterised in that: catchmenting in the S1 step
It is additionally provided between iron-carbon micro-electrolysis pond in pond and the S2 step and adjusts a pond, the upper layer sewage in collecting-tank is first passed through adjusting
In one pond and adjusts pH to 4-5 and be passed through in iron-carbon micro-electrolysis pond again.
3. the sewage treatment process of adhesive tape production according to claim 1, it is characterised in that: the iron carbon in the S2 step
Oxidation pond is additionally provided between flocculation basin in micro cell and the S3, the upper layer sewage in iron-carbon micro-electrolysis pond is first passed through oxidation
It is passed through in flocculation basin again in pond and after adding oxidant reaction 30-40min.
4. the sewage treatment process of adhesive tape production according to claim 3, it is characterised in that: the oxidation pond and the wadding
It is additionally provided between solidifying pond and adjusts two ponds, oxidized sewage is first passed through adjusting pH to 7-8 in two ponds of adjusting and leads to again in oxidation pond
Enter in flocculation basin.
5. the sewage treatment process of adhesive tape production according to claim 1, it is characterised in that: the change excrement in the S5 step
Comprehensive adjustment pond is additionally provided between contact-oxidation pool in grid pond and the S6 step, the sewage changed in excrement grid pond is first passed through
12-24h is staticly settled in comprehensive adjustment pond to be passed through in contact-oxidation pool again.
6. the sewage treatment process of adhesive tape production according to claim 5, it is characterised in that: the comprehensive adjustment pond and institute
It states and is equipped with hydrolysis acidification pool between contact-oxidation pool, be equipped with filler and aerator in the hydrolysis acidification pool.
7. the sewage treatment process of adhesive tape production according to claim 6, it is characterised in that: sedimentation basin in the S6 step
The partial sludge of bottom is pumped in hydrolysis acidification pool by pipeline and circulating pump.
8. the sewage treatment process of adhesive tape production according to claim 1, it is characterised in that: sand filter in the step S8
Active carbon filter is additionally provided between second level clear water reserviors.
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| CN201910326342.5A CN109896673A (en) | 2019-04-23 | 2019-04-23 | A kind of sewage treatment process of adhesive tape production |
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| CN201910326342.5A CN109896673A (en) | 2019-04-23 | 2019-04-23 | A kind of sewage treatment process of adhesive tape production |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1631818A (en) * | 2003-12-23 | 2005-06-29 | 何义亮 | Organic waste water treatment process |
| CN101041531A (en) * | 2006-03-20 | 2007-09-26 | 刘景峰 | Multiple combined technique for high concentration hard-degraded organic waste water treatment |
| CN102153231A (en) * | 2011-02-28 | 2011-08-17 | 中国石油天然气集团公司 | Method and device for treating high-concentration organic chemical-industrial sewage |
| CN102992527A (en) * | 2012-12-20 | 2013-03-27 | 淮海工学院 | Method for pre-treating high-concentration and non-degradable organic wastewater |
| CN104843934A (en) * | 2015-04-21 | 2015-08-19 | 南通大恒环境工程有限公司 | Treatment method of antibiotic production wastewater |
| CN204958671U (en) * | 2015-09-03 | 2016-01-13 | 广东腾绿环保科技发展有限公司 | Novel printing waste water treatment device |
| CN107304093A (en) * | 2016-04-25 | 2017-10-31 | 江苏德邦工程有限公司 | Containing formaldehyde, the integrated deep treatment method of methanol waste water and processing unit |
-
2019
- 2019-04-23 CN CN201910326342.5A patent/CN109896673A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1631818A (en) * | 2003-12-23 | 2005-06-29 | 何义亮 | Organic waste water treatment process |
| CN101041531A (en) * | 2006-03-20 | 2007-09-26 | 刘景峰 | Multiple combined technique for high concentration hard-degraded organic waste water treatment |
| CN102153231A (en) * | 2011-02-28 | 2011-08-17 | 中国石油天然气集团公司 | Method and device for treating high-concentration organic chemical-industrial sewage |
| CN102992527A (en) * | 2012-12-20 | 2013-03-27 | 淮海工学院 | Method for pre-treating high-concentration and non-degradable organic wastewater |
| CN104843934A (en) * | 2015-04-21 | 2015-08-19 | 南通大恒环境工程有限公司 | Treatment method of antibiotic production wastewater |
| CN204958671U (en) * | 2015-09-03 | 2016-01-13 | 广东腾绿环保科技发展有限公司 | Novel printing waste water treatment device |
| CN107304093A (en) * | 2016-04-25 | 2017-10-31 | 江苏德邦工程有限公司 | Containing formaldehyde, the integrated deep treatment method of methanol waste water and processing unit |
Non-Patent Citations (2)
| Title |
|---|
| 李国亭，刘秉涛: "《环境学概论》", 31 October 2016, 哈尔滨工业大学出版社 * |
| 李宏罡: "《水污染控制技术》", 31 October 2011, 上海：华东理工大学出版社 * |
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Application publication date: 20190618 |