CN216837420U - A environmental protection purifier for chemical plant sewage treatment - Google Patents
A environmental protection purifier for chemical plant sewage treatment Download PDFInfo
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- CN216837420U CN216837420U CN202123059863.0U CN202123059863U CN216837420U CN 216837420 U CN216837420 U CN 216837420U CN 202123059863 U CN202123059863 U CN 202123059863U CN 216837420 U CN216837420 U CN 216837420U
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- sewage treatment
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- purification
- pipe
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- 239000010865 sewage Substances 0.000 title claims abstract description 67
- 239000000126 substance Substances 0.000 title claims abstract description 33
- 230000007613 environmental effect Effects 0.000 title claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000000746 purification Methods 0.000 claims abstract description 31
- 238000002156 mixing Methods 0.000 claims abstract description 24
- 238000001914 filtration Methods 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 239000003814 drug Substances 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 238000007790 scraping Methods 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 18
- 238000001179 sorption measurement Methods 0.000 claims description 15
- 229920000742 Cotton Polymers 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 13
- 238000006243 chemical reaction Methods 0.000 abstract description 9
- 239000000203 mixture Substances 0.000 abstract description 5
- 239000000159 acid neutralizing agent Substances 0.000 abstract description 2
- 229910052799 carbon Inorganic materials 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 8
- 230000003472 neutralizing effect Effects 0.000 description 8
- 238000007789 sealing Methods 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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Abstract
The utility model discloses an environment-friendly water purifying device for chemical plant sewage treatment, which comprises a shell, a scraping and mixing unit and a purifying unit; a housing: a medicament feeding pipe is arranged in a liquid inlet arranged on the outer arc surface of the purification barrel, a transmission pipe is arranged in a liquid outlet arranged on the lower end surface of the shell, valves are connected in series in the transmission pipe, support columns are uniformly distributed on the lower end surface of the shell, the lower end surfaces of the support columns are fixedly connected with the upper end surface of the purification barrel, and a water outlet pipe is arranged in a liquid outlet arranged on the lower end surface of the purification barrel; scraping and uniformly mixing unit: arranged inside the shell; a purification unit: set up in the inside of purifying barrel, this an environmental protection purifier for chemical plant sewage treatment has avoided impurity to pile up the condition that leads to the filtration efficiency to reduce and has taken place, improves the effect of mixing reaction for the speed of neutralization agent and sewage mixture has shortened greatly and has purified sewage required long time.
Description
Technical Field
The utility model relates to a chemical plant sewage treatment technical field specifically is an environmental protection purifier for chemical plant sewage treatment.
Background
Along with the development of economy in China, chemical industry occupies the main position in the economy in China, and in the development process of numerous petrochemical and coal chemical enterprises, the problem of sewage discharge is always the key point of attention of people, the chemical sewage has high acid-base content and complex components, if the chemical sewage is directly discharged into rivers, lakes and seas without being treated, the pollution to water resources is serious, the land through which the water source flows can cause certain corrosion and secondary pollution, and the production and life quality of people is greatly influenced;
at present, in order to improve the purification effect of the chemical plant sewage treatment device when the chemical plant sewage treatment device on the market works, the chemical plant sewage treatment device usually needs to add medicines into sewage and then wait for the natural mixing reaction of the medicines and the sewage to remove toxic and harmful substances in the sewage so as to improve the quality of treatment and purification;
the existing environment-friendly water purifying device for chemical plant sewage treatment has the advantages that impurities can be accumulated to cause the reduction of the filtering efficiency, the effect of mixed reaction is poor, the speed of mixing a neutralizing agent and sewage is not enough, the time required for purifying sewage is long, the purifying effect of the chemical plant sewage treatment device is not good enough, and the workload of workers is increased.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide an environmental protection purifier for chemical plant sewage treatment, avoided impurity to pile up the condition that leads to the filtration efficiency to reduce and taken place, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: an environment-friendly water purifying device for chemical plant sewage treatment comprises a shell, a scraping and uniformly mixing unit and a purifying unit;
a housing: a medicament feeding pipe is arranged in a liquid inlet arranged on the outer arc surface of the purification barrel, a transmission pipe is arranged in a liquid outlet arranged on the lower end surface of the shell, valves are connected in series in the transmission pipe, support columns are uniformly distributed on the lower end surface of the shell, the lower end surfaces of the support columns are fixedly connected with the upper end surface of the purification barrel, and a water outlet pipe is arranged in a liquid outlet arranged on the lower end surface of the purification barrel;
scraping and uniformly mixing unit: is arranged inside the shell;
a purification unit: set up in the inside of purifying barrel, avoided impurity to pile up the condition that leads to filtration efficiency to reduce and take place, improved the effect of mixing reaction for the speed of neutralization medicament and sewage mixture, shortened greatly and purified sewage required long time, make chemical plant sewage treatment plant's purifying effect can be better, reduced staff's work load.
Furthermore, a control switch is arranged in the middle of the outer arc surface of the shell, and the input end of the control switch is electrically connected with an external power supply to regulate and control the operation of each electrical element.
Further, scrape and get mixing unit and include motor, dwang and stirring vane, the motor passes through the mount pad and sets up in the up end of casing, and the output shaft lower extreme of motor runs through the inner chamber top wall of casing and is equipped with the dwang in end department, and the extrados lower extreme of dwang is equipped with evenly distributed's stirring vane, and the output of control switch is connected to the input electricity of motor for the speed of neutralization agent and sewage mixture.
Further, scrape and get mixing unit and still include coarse filter screen board, scraper blade and row's material pipeline, coarse filter screen board sets up in the inner chamber upper end of casing, and the upper end rotation of the commentaries on classics hole that coarse filter screen board middle part set up is connected with the dwang, and the extrados upper end symmetry of dwang is equipped with the scraper blade, and the lower extreme of scraper blade all with coarse filter screen board's up end sliding connection, is equipped with row's material pipeline in the rectangle discharge gate that coarse filter screen board up end set up, and the extrados that the lower extreme of row's material pipeline runs through the casing extends to the outside, has avoided impurity to pile up the condition that leads to the filtration efficiency to reduce and has taken place.
Further, purify the unit and include the fixed frame of closing plate and annular, the closing plate is pegged graft in the arc breach that the extrados of purifying barrel set up through inserting the post respectively, and the intrados of closing plate all is equipped with the fixed frame of annular, and the extrados of the fixed frame of annular is closely laminated with the arc wall that the intrados of purifying barrel set up respectively, has reduced staff's work load.
Further, the purification unit still includes and filters cotton board, biomembrane filter and active carbon adsorption plate, filter cotton board and set up inside the fixed frame of annular of upper end, and the fixed frame inside of annular at middle part is equipped with the biomembrane filter, and the fixed frame inside of annular of lower extreme is equipped with the active carbon adsorption plate for chemical plant sewage treatment plant's purifying effect can be better.
Further, the casing up end sets up and is equipped with the conveyer pipe in the rectangle mouth, and the conveyer pipe extrados sets up and is equipped with the inlet tube in the water inlet, and the conveyer pipe is located and is equipped with the rectangle delivery port on the inside extrados of casing, area when having increased sewage discharge.
Compared with the prior art, the beneficial effects of the utility model are that: this an environmental protection purifier for chemical plant sewage treatment has following benefit:
1. the sewage entering the shell can firstly pass through the coarse filter screen plate, so as to filter impurities contained in the sewage, and further achieve the purpose of primary filtration and purification, meanwhile, workers regulate and control the motor operation through a control switch, the motor output shaft rotates to drive the rotating rod and the scraper plate to rotate, the scraper plate can scrape the impurities filtered on the surface of the coarse filter screen plate when rotating, so that the accumulated impurities are concentrated in the discharge pipeline and finally discharged to an external storage place through the discharge pipeline, thereby avoiding the situation that the filtering efficiency is reduced due to the accumulation of the impurities, and simultaneously, the workers discharge matched neutralizing agents into the shell through the medicament inlet pipe, at the same time, the rotating rod also simultaneously drives the stirring blades to simultaneously rotate at the same amplitude, the stirring blades mix the neutralizing agents with the primarily filtered sewage, so that the sewage is greatly turned, thereby improving the effect of mixing reaction, quickens the speed of mixing the neutralizing agent and the sewage and greatly shortens the time required for purifying the sewage.
2. The staff regulates and control the motor through control switch and stops the function, then open the water after the valve was handled this moment and then can filter in order to loop through filtering cotton board, biomembrane filter and active carbon adsorption board adsorption reaction, discharge through the outlet pipe at last, thereby make chemical plant sewage treatment plant's purifying effect can be better, when filtering cotton board, after biomembrane filter and active carbon adsorption board reached life, the staff only need with the closing plate that corresponds extract and more renew can, thereby staff's work load has been reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the scraping and mixing unit of the present invention;
FIG. 3 is a schematic sectional view of the present invention;
fig. 4 is a schematic structural view of the purification unit of the present invention.
In the figure: 1 shell, 2 medicament feed pipes, 3 scraping and uniformly mixing units, 31 motors, 32 rotating rods, 33 stirring blades, 34 coarse filter screen plates, 35 scraping plates, 36 material discharging pipelines, 4 transmission pipes, 5 support columns, 6 purification barrels, 7 purification units, 71 sealing plates, 72 annular fixing frames, 73 filter cotton plates, 74 biological membrane filter plates, 75 activated carbon adsorption plates, 8 water outlet pipes, 9 delivery pipes, 10 water inlet pipes, 11 rectangular water outlets, 12 valves and 13 control switches.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present embodiment provides a technical solution: an environment-friendly water purifying device for chemical plant sewage treatment comprises a shell 1, a scraping and uniformly mixing unit 3 and a purifying unit 7;
a housing 1: the shell 1 provides an installation and support place for the accessory mechanism units, a medicament feeding pipe 2 is arranged in a liquid inlet arranged on the outer arc surface of the shell, the medicament feeding pipe 2 is convenient for workers to add a neutralizing agent into the shell 1, a transmission pipe 4 is arranged in a liquid outlet arranged on the lower end surface of the shell 1, the transmission pipe 4 plays a role in transmission, a valve 12 is connected in series inside the transmission pipe 4, the valve 12 plays a role in opening and closing the transmission pipe 4, support columns 5 which are uniformly distributed are arranged on the lower end surface of the shell 1, the support columns 5 meet the requirement of fixed support, the lower end surfaces of the support columns 5 are fixedly connected with the upper end surface of a purification barrel 6, the purification barrel 6 plays a role in secondary treatment and purification, a water outlet pipe 8 is arranged in a liquid outlet arranged on the lower end surface of the purification barrel 6, and the water outlet pipe 8 plays a role in transmission and drainage role;
scraping and uniformly mixing unit 3: the scraping and mixing unit 3 further comprises a coarse filter screen plate 34, a scraper 35 and a discharge pipeline 36, the coarse filter screen plate 34 is arranged at the upper end of the inner cavity of the shell 1, a rotating hole arranged in the middle of the coarse filter screen plate 34 is rotatably connected with the upper end of the rotating rod 32, the scraper 35 is symmetrically arranged at the upper end of the outer arc surface of the rotating rod 32, the lower end of the scraper 35 is in sliding connection with the upper end surface of the coarse filter screen plate 34, the discharge pipeline 36 is arranged in a rectangular discharge port arranged at the upper end surface of the coarse filter screen plate 34, the lower end of the discharge pipeline 36 penetrates through the outer arc surface of the shell 1 and extends to the outside, the sewage entering the shell 1 firstly passes through the coarse filter screen plate 34 to filter impurities contained in the sewage, and further the purpose of primary filtration and purification is achieved, meanwhile, a worker regulates and controls the motor 31 to operate, the output shaft of the motor 31 rotates to drive the rotating rod 32 and the scraper 35 to rotate, the scraper 35 scrapes the impurities filtered on the surface of the coarse filter screen plate 34 when rotating, so that the accumulated impurities are concentrated in the discharge pipeline 36, and finally the impurities are discharged to an external storage place through the discharge pipeline 36, thereby avoiding the situation that the filtering efficiency is reduced due to the accumulation of the impurities, and simultaneously, the worker discharges matched neutralizing agent into the shell 1 through the medicament feeding pipe 2, at the moment, the rotating rod 32 simultaneously drives the stirring blades 33 to simultaneously rotate at the same amplitude, and the stirring blades 33 mix the neutralizing agent with the primarily filtered sewage, the sewage is greatly turned, so that the effect of mixing reaction is improved, the speed of mixing the neutralizing agent and the sewage is increased, and the time required for purifying the sewage is greatly shortened;
the purification unit 7: arranged inside the purifying barrel 6, the purifying unit 7 comprises a sealing plate 71 and an annular fixing frame 72, the sealing plate 71 is inserted into the arc notch arranged on the outer arc surface of the purifying barrel 6 through an insertion column, the inner arc surface of the sealing plate 71 is provided with the annular fixing frame 72, the outer arc surface of the annular fixing frame 72 is tightly attached to the arc groove arranged on the inner arc surface of the purifying barrel 6, the purifying unit 7 further comprises a filtering cotton plate 73, a biological membrane filter plate 74 and an active carbon adsorption plate 75, the filtering cotton plate 73 is arranged inside the annular fixing frame 72 at the upper end, the biological membrane filter plate 74 is arranged inside the annular fixing frame 72 at the middle part, the active carbon adsorption plate 75 is arranged inside the annular fixing frame 72 at the lower end, the water treated at the moment when the valve 12 is opened can be filtered by sequentially passing through the filtering cotton plate 73, the biological membrane filter plate 74 and the active carbon adsorption plate 75 react, and finally discharged through the water outlet pipe 8, thereby make chemical plant sewage treatment plant's purifying effect can be better, after filtering cotton board 73, biomembrane filter 74 and active carbon adsorption board 75 reach life, the staff only need with the closing plate 71 that corresponds extract and more renew can to staff's work load has been reduced.
Wherein: the middle part of the outer arc surface of the shell 1 is provided with a control switch 13, and the input end of the control switch 13 is electrically connected with an external power supply to regulate and control the operation of each electrical element.
Wherein: 1 up end of casing sets up and is equipped with conveyer pipe 9 in the rectangle mouth, and the outer cambered surface of conveyer pipe 9 sets up and is equipped with inlet tube 10 in the water inlet, and conveyer pipe 9 is located and is equipped with rectangle delivery port 11 on the outer cambered surface of 1 inside of casing, and at first the staff links to each other the outlet pipe of industrial sewage with inlet tube 10, then discharges into quantitative sewage through inlet tube 10, conveyer pipe 9 and rectangle delivery port, and 11 settings of conveyer pipe 9 and rectangle delivery port have increased the area when sewage discharges.
The utility model provides a pair of an environmental protection purifier for chemical plant sewage treatment's theory of operation as follows: firstly, the staff connects the water outlet pipe of the industrial sewage with the water inlet pipe 10, then the sewage is discharged into quantitative sewage through the water inlet pipe 10, the conveying pipe 9 and the rectangular water outlet, 11 arrangement of the conveying pipe 9 and the rectangular water outlet increases the area when the sewage is discharged, the sewage entering the shell 1 can firstly pass through the coarse filter screen plate 34, so as to filter the impurities contained in the sewage, and further achieve the purpose of primary filtering and purification, meanwhile, the staff regulates and controls the motor 31 to operate through the control switch 13, the output shaft of the motor 31 rotates to drive the rotating rod 32 and the scraper 35 to rotate, the scraper 35 can scrape the impurities filtered on the surface of the coarse filter screen plate 34 when rotating, so that the accumulated impurities are concentrated in the discharging pipeline 36, and finally the impurities are discharged to an external storage place through the discharging pipeline 36, thereby avoiding the occurrence of the condition that the filtering efficiency is reduced due to the accumulation of the impurities, meanwhile, the worker discharges the matched neutralizer into the shell 1 through the medicament feeding pipe 2, at the same time, the rotating rod 32 also drives the stirring blade 33 to rotate simultaneously in the same amplitude, the stirring blade 33 mixes the neutralizer with the sewage subjected to primary filtration to greatly turn the sewage, so that the effect of mixed reaction is improved, the speed of mixing the neutralizer with the sewage is increased, the time required for purifying the sewage is greatly shortened, the worker regulates and controls the motor 31 to stop operating through the control switch 13, then the valve 12 is opened, the treated water can sequentially pass through the filtering cotton plate 73 for filtration, the biomembrane filter plate 74 and the activated carbon adsorption plate 75 for adsorption reaction, and finally the water is discharged through the water outlet pipe 8, so that the purification effect of the chemical plant sewage treatment device can be better, and after the filtering cotton plate 73, the biomembrane filter plate 74 and the activated carbon adsorption plate 75 reach the service life, the worker only needs to pull out the corresponding sealing plate 71 and replace it with a new one, thereby reducing the workload of the worker.
It should be noted that the motor 31 disclosed in the above embodiments can be freely configured according to practical application scenarios, the motor 31 can be a motor with a model number of 130M-09520C5-E, and the control switch 13 is provided with switch buttons corresponding to the motor 31 one by one for controlling the switching operation thereof.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an environmental protection purifier for chemical plant sewage treatment which characterized in that: comprises a shell (1), a scraping and uniformly mixing unit (3) and a purifying unit (7);
housing (1): a medicament feeding pipe (2) is arranged in a liquid inlet arranged on the outer arc surface of the purification barrel, a transmission pipe (4) is arranged in a liquid outlet arranged on the lower end surface of the shell (1), a valve (12) is connected in series in the transmission pipe (4), support columns (5) which are uniformly distributed are arranged on the lower end surface of the shell (1), the lower end surfaces of the support columns (5) are fixedly connected with the upper end surface of the purification barrel (6), and a water outlet pipe (8) is arranged in a liquid outlet arranged on the lower end surface of the purification barrel (6);
scraping and uniformly mixing unit (3): is arranged inside the shell (1);
purification unit (7): is arranged inside the purifying barrel (6).
2. The environment-friendly water purifying device for chemical plant sewage treatment according to claim 1, characterized in that: the middle of the outer arc surface of the shell (1) is provided with a control switch (13), and the input end of the control switch (13) is electrically connected with an external power supply.
3. The environment-friendly water purifying device for chemical plant sewage treatment according to claim 2, characterized in that: scrape and get mixing unit (3) and include motor (31), dwang (32) and stirring vane (33), motor (31) set up in the up end of casing (1) through the mount pad, and the output shaft lower extreme of motor (31) runs through the inner chamber top wall face of casing (1) and is equipped with dwang (32) in end department, and the extrados lower extreme of dwang (32) is equipped with evenly distributed's stirring vane (33), and the output of control switch (13) is connected to the input electricity of motor (31).
4. The environment-friendly water purifying device for chemical plant sewage treatment according to claim 3, characterized in that: scrape and get mixing unit (3) and still include coarse filter screen board (34), scraper blade (35) and row material pipeline (36), coarse filter screen board (34) set up in the inner chamber upper end of casing (1), the upper end rotation that the commentaries on classics hole that coarse filter screen board (34) middle part set up and dwang (32) is connected, the extrados upper end symmetry of dwang (32) is equipped with scraper blade (35), the lower extreme of scraper blade (35) all with the up end sliding connection of coarse filter screen board (34), be equipped with row material pipeline (36) in the rectangle discharge gate that coarse filter screen board (34) up end set up, the outer cambered surface that the lower extreme of row material pipeline (36) runs through casing (1) and extends to the outside.
5. The environment-friendly water purifying device for chemical plant sewage treatment according to claim 1, characterized in that: purification unit (7) are including the fixed frame (72) of closing plate (71) and annular, closing plate (71) are respectively through inserting the post peg graft in the arc breach that purification bucket (6) extrados set up, and the intrados of closing plate (71) all is equipped with the fixed frame (72) of annular, and the extrados of the fixed frame of annular (72) is closely laminated with the arc wall that purification bucket (6) intrados set up respectively.
6. The environment-friendly water purifying device for chemical plant sewage treatment according to claim 5, characterized in that: the purification unit (7) further comprises a filtering cotton plate (73), a biological membrane filter plate (74) and an activated carbon adsorption plate (75), the filtering cotton plate (73) is arranged inside an annular fixing frame (72) at the upper end, the biological membrane filter plate (74) is arranged inside the annular fixing frame (72) at the middle part, and the activated carbon adsorption plate (75) is arranged inside the annular fixing frame (72) at the lower end.
7. The environment-friendly water purifying device for chemical plant sewage treatment according to claim 1, characterized in that: the water inlet device is characterized in that a conveying pipe (9) is arranged in the rectangular opening formed in the upper end face of the shell (1), a water inlet pipe (10) is arranged in the water inlet formed in the outer arc face of the conveying pipe (9), and a rectangular water outlet (11) is formed in the outer arc face of the conveying pipe (9) located inside the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123059863.0U CN216837420U (en) | 2021-12-08 | 2021-12-08 | A environmental protection purifier for chemical plant sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123059863.0U CN216837420U (en) | 2021-12-08 | 2021-12-08 | A environmental protection purifier for chemical plant sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216837420U true CN216837420U (en) | 2022-06-28 |
Family
ID=82107057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123059863.0U Active CN216837420U (en) | 2021-12-08 | 2021-12-08 | A environmental protection purifier for chemical plant sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216837420U (en) |
-
2021
- 2021-12-08 CN CN202123059863.0U patent/CN216837420U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240523 Address after: No. 129, 11th Row, Hongyun International Mall, Daowang Street, Macun District, Jiaozuo City, Henan Province, 454100 Patentee after: Henan Taishi Construction Engineering Co.,Ltd. Country or region after: China Address before: 224000 room 419, Kechuang building, No. 1, Chengxiang Road, Dagang Town, Yandu District, Yancheng City, Jiangsu Province (n) Patentee before: Yancheng Yanjie Environmental Protection Technology Co.,Ltd. Country or region before: China |