CN203990125U - A kind of bio-safety is changed filter - Google Patents
A kind of bio-safety is changed filter Download PDFInfo
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- CN203990125U CN203990125U CN201420450336.3U CN201420450336U CN203990125U CN 203990125 U CN203990125 U CN 203990125U CN 201420450336 U CN201420450336 U CN 201420450336U CN 203990125 U CN203990125 U CN 203990125U
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Abstract
The utility model discloses a kind of bio-safety and change filter, comprise casing, rectangular pyramid, cylinder anti-drip valve, elementary, middle and high filter, scanning means, differential pressure indicator; Described casing is rectangular configuration, and its two end is provided with rectangular pyramid, and described rectangular pyramid and cylinder anti-drip valve are fixed; In described casing, be provided with dividing plate, and described casing is divided into upper and lower two passages, described upper lower channel two ends are provided with airtight valve; In described upper and lower passage, be symmetrically arranged with successively two groups of roughing efficiency air filters, medium effeciency filter, high efficiency particulate air filter A and high efficiency particulate air filter B, and be equipped with filter hold down gag; On described access door framework, be provided with plastic bag sealing device, described casing side is provided with scanning means, sterilization checking mouthful, on described rectangular pyramid, is provided with sterilization interface; This novel employing secondary high efficiency filter and dual channel filtered structure, bag enters bag and goes out replacing pattern, guarantees personnel and Environmental security, prevents that poisonous and harmful substance from leaking or diffusion.
Description
Technical field
The utility model relates to a kind of air cleaning filter technical equipment field, and particularly a kind of bio-safety is changed filter.
Background technology
Along with the development of modern biological medicine technology, the dusty gas that the occasions such as the exhaust section of more and more biology laboratory, high activity medicine sensitization medicament factory building and hospitals, Biochemical Lab, biovaccine workshop are discharged just can enter atmosphere after all need being processed by high efficiency particulate air filter (to particle diameter >=0.3 μ m, filter efficiency is 99.99%).This high efficiency particulate air filter need be according to actual service condition periodic replacement, after the high efficiency particulate air filter changing need to seal according to the predetermined processing of the laws and regulations of country or local government's process for producing discarded object, so the high efficiency particulate air filter changing has certain danger, belong to contaminated thing, need in operating process, carry out isolation processing.
Need to adopt bag to enter bag to the Exhaust Gas in above-mentioned working range and go out to filter equipment clean processing, be convenient to make attendant under isolation, to pack sealing and to change new high efficiency particulate air filter contaminated high efficiency particulate air filter.The defect of prior art is: 1, part filter is changed and also cannot be realized bag and enter bag and go out substitute mode in special occasion; 2, this type of filter of the replacing having, replacing personnel bring protective device complex operation; 3, at some biology laboratory, although replacing method without mortal injury or to people without injury, Renewal process has very havoc to environment; In prior art, change high efficiency particulate air filter and all adopt single-stage high efficiency particulate air filter, cannot guarantee under protecting without high efficiency particulate air filter the diffusion of harmful and noxious substance; Also cannot realize online filter replacement operations at different levels.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of bio-safety to change filter, for deficiency of the prior art, adopt the configuration of secondary high efficiency particulate air filter, adopt dual channel filtered structure, enter bag at realization bag and go out under replacing pattern, guarantee personal security and Environmental security, also fundamentally ensure leakage or the diffusion of poisonous and harmful substance when high efficiency particulate air filter is changed, realized online filter replacement functions at different levels simultaneously.
The filter that will filter special gas is packed into wherein with a kind of device, be used for filtering this special poisonous, carry disease germs, allergic drug, in the time changing, it is airtight, destroy.Meanwhile, pressure reduction, wind speed test, the online detection of leaks of original position can be provided, and can carry out original position gas depoisoning to this device, and can verify; Finally can be by airtight filter and destruction, to people and all pollution-free to environment.
For achieving the above object, the technical solution of the utility model is as follows: a kind of bio-safety is changed filter, comprise casing, rectangular pyramid, cylinder anti-drip valve, just imitate cavity, roughing efficiency air filter, middle effect cavity, medium effeciency filter, efficient cavity A, high efficiency particulate air filter A, efficient cavity B, high efficiency particulate air filter B, access door, scanning means, sterilization checking mouth, sterilization interface, PAO inlet, PAO sample tap, differential pressure indicator, catch, it is characterized in that:
Described casing is rectangular hollow metal sheeting design, described casing two end welding are provided with rectangular pyramid, described rectangular pyramid large port is that rectangle and described casing are affixed, described rectangular pyramid portlet is circular, and be welded and fixed with cylinder anti-drip valve, described cylinder anti-drip valve is tightly connected by flange and purification pipeline; Described box house is provided with dividing plate, and described casing is divided into upper and lower two passages by described dividing plate, and described upper lower channel two ends are provided with airtight valve; In described upper and lower passage, all welding is provided with just effect cavity, middle effect cavity, efficient cavity A and efficient cavity B successively; In described just effect cavity, middle effect cavity, efficient cavity A and efficient cavity B, be provided with filter hold down gag; In described first effect cavity, middle effect cavity, efficient cavity A and efficient cavity B, all front and back are symmetrically arranged with two groups of roughing efficiency air filters, medium effeciency filter, high efficiency particulate air filter A and high efficiency particulate air filter B; The described box location that described roughing efficiency air filter, medium effeciency filter, high efficiency particulate air filter A and high efficiency particulate air filter B are corresponding is provided with access door, on described access door framework, is provided with plastic bag sealing device, on described access door outer surface, is provided with catch; The side of described casing, two ends that are positioned at filters at different levels are provided with scanning means, sterilization checking mouthful, on described rectangular pyramid, are provided with sterilization interface; The side of described casing, the both sides that are positioned at described high efficiency particulate air filter A and high efficiency particulate air filter B are provided with PAO inlet and PAO sample tap; The top of described casing is provided with the differential pressure indicator of filters at different levels.
Described rectangular pyramid is provided with two, and described cylinder anti-drip valve is provided with two.
Described bio-safety is changed filter, ensure the filtration of particular matter, so that the replacing filter of safety ensures personal security and protection of the environment safety, in the upper channel of described casing or lower channel, be provided with level Four filter, be respectively just effect, middle effect, two-stage high efficiency particulate air filter; Four filters are arranged on respectively in corresponding cavity, and it is airtight that each filter is all furnished with a set of hold down gag PE polybag, and with the access door of changing use; Each filter is furnished with digital display differential-pressure transmitter, and shows pressure difference by the differential pressure indicator being communicated with; Each high efficiency particulate air filter (A, B) is front all with PAO inlet and PAO sample tap, after each high efficiency particulate air filter (A, B), all with filters scan device, can carry out at line sweep filter, reveals test; Described tank ends is cylinder anti-drip valve, is tightly connected with purifying pipeline by flange, on described rectangular pyramid, sterilization interface is installed, and can carry out disinfect in situ to filters at different levels and described casing.
Concrete implementation step is that described bio-safety is changed filter, and described casing, rectangular pyramid, cylinder anti-drip valve, median septum are full weld structure, guarantee the direct draught at 2500Pa, and leakage rate is 0.1%; Be provided with level Four filter, respectively roughing efficiency air filter, medium effeciency filter, high efficiency particulate air filter A and high efficiency particulate air filter B, level Four filter is contained in respectively in corresponding just effect cavity, middle effect cavity, efficient cavity A and efficient cavity B, each cavity is respectively furnished with a set of hold down gag and a PE polybag obturator, each filter need to be changed in the time changing in polybag, each filter is with access door, for the replacing of filter; Each high efficiency particulate air filter (A, B) is front with PAO inlet and PAO sample tap, and described PAO inlet and PAO sample tap, all with ball valve, in the time sending out dirt or sampling, are opened ball valve after connecting line, carry out PAO and send out dirt or sampling; After high efficiency particulate air filter (A, B), with scanning means, can carry out sweep test to high efficiency particulate air filter manually or automatically, high efficiency particulate air filter be carried out to original position and reveal test; Every grade of filter is all established independent digital display differential-pressure transmitter, and described digital display differential-pressure transmitter, with differential pressure security pipeline, can be tested the pressure reduction of every grade of filter, and can be sent to host computer; By pressure reduction test can display filter resistance, whether whether understand to filter needs to change and has abnormal; Tank ends is provided with rectangular pyramid, is provided with sterilization interface on rectangular pyramid, on sterilization interface, with ball valve and camlock snap joint, can in disinfecting process, connect fast; Casing is carried out to formaldehyde or the sterilizing of hydrogen peroxide disinfect in situ, and can verify; In disinfecting process, can produce HTHP, overload casing on pressure relief pipe; Rectangular pyramid is equipped with biological level leakproof airtight valve by external interface flange, changes filter in order to close whole bio-safety, the sterilizing so that the filter that needs are changed of safety carries out disinfection.
Pass through technique scheme, the beneficial effect of technical solutions of the utility model is: adopt the configuration of secondary high efficiency particulate air filter, adopt dual channel filtered structure, entering bag at realization bag goes out under replacing pattern, guarantee personal security and Environmental security, also fundamentally ensure leakage or the diffusion of poisonous and harmful substance when high efficiency particulate air filter is changed, realized online filter replacement functions at different levels simultaneously.The filter that uses this novel handle will filter special gas packs into wherein, is used for filtering this special poisonous, carry disease germs, and allergic drug, in the time changing, it is airtight, destroy.Meanwhile, pressure reduction, wind speed test, the online detection of leaks of original position can be provided, and can carry out original position gas depoisoning to this device, and can verify; Finally can be by airtight filter and destruction, to people and all pollution-free to environment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
According to Fig. 1, Fig. 2 and Fig. 3, the utility model provides a kind of bio-safety replacing filter, comprises casing 1, rectangular pyramid 2, cylinder anti-drip valve 3, just imitates cavity 4, roughing efficiency air filter 5, middle effect cavity 6, medium effeciency filter 7, efficient cavity A8, high efficiency particulate air filter A9, efficient cavity B10, high efficiency particulate air filter B11, access door 12, scanning means 13, sterilizes and verify mouth 14, sterilization interface 15, PAO inlet 16, PAO sample tap 17, differential pressure indicator 18, catch 19.
Described casing 1 is rectangular hollow metal sheeting design, described casing two end welding are provided with rectangular pyramid 2, described rectangular pyramid 2 large ports are that rectangle and described casing 1 are affixed, described rectangular pyramid 2 portlet are circular, and be welded and fixed with cylinder anti-drip valve 3, described cylinder anti-drip valve 3 is tightly connected by flange and purification pipeline; Described casing 1 inside is provided with dividing plate, and described casing 1 is divided into upper and lower two passages by described dividing plate, and described upper lower channel two ends are provided with airtight valve; In described upper and lower passage, all welding is provided with just effect cavity 4, middle effect cavity 6, efficient cavity A8 and efficient cavity B10 successively; In described just effect cavity 4, middle effect cavity 6, efficient cavity A8 and efficient cavity B10, be provided with filter hold down gag; In described first effect cavity 4, middle effect cavity 6, efficient cavity A8 and efficient cavity B10, all front and back are symmetrically arranged with two groups of roughing efficiency air filters 5, medium effeciency filter 7, high efficiency particulate air filter A9 and high efficiency particulate air filter B11; Described casing 1 position that described roughing efficiency air filter 5, medium effeciency filter 7, high efficiency particulate air filter A9 and high efficiency particulate air filter B11 are corresponding is provided with access door 12, on described access door 12 frameworks, be provided with plastic bag sealing device, on described access door 12 outer surfaces, be provided with catch 19; The side of described casing 1, two ends that are positioned at filters at different levels are provided with scanning means 13, sterilization checking mouth 14, on described rectangular pyramid 2, are provided with sterilization interface 15; The side of described casing 1, the both sides that are positioned at described high efficiency particulate air filter A9 and high efficiency particulate air filter B11 are provided with PAO inlet 16 and PAO sample tap 17; The top of described casing 1 is provided with the differential pressure indicator 18 of filters at different levels.
Described rectangular pyramid 2 is provided with two, and described cylinder anti-drip valve 3 is provided with two.
Described bio-safety is changed filter, ensure the filtration of particular matter, so that the replacing filter of safety ensures personal security and protection of the environment safety, in the upper channel of described casing 1 or lower channel, be provided with level Four filter, be respectively just effect, middle effect, two-stage high efficiency particulate air filter; Four filters are arranged on respectively in corresponding cavity, and it is airtight that each filter is all furnished with a set of hold down gag PE polybag, and with the access door 12 of changing use; Each filter is furnished with digital display differential-pressure transmitter, and shows pressure difference by the differential pressure indicator being communicated with; Each high efficiency particulate air filter (A9, B11) is front all with PAO inlet 16 and PAO sample tap 17, after each high efficiency particulate air filter (A9, B11), all with filters scan device 13, can carry out at line sweep filter, reveals test; Described casing 1 two ends are cylinder anti-drip valve, are tightly connected with purifying pipeline by flange, on described rectangular pyramid 2, sterilization interface 15 are installed, and can carry out disinfect in situ to filters at different levels and described casing.
This novel concrete implementation step is: described bio-safety is changed filter, and described casing 1, rectangular pyramid 2, cylinder anti-drip valve 3, median septum are full weld structure, guarantee the direct draught at 2500Pa, and leakage rate is 0.1%; Be provided with level Four filter, respectively roughing efficiency air filter 5, medium effeciency filter 7, high efficiency particulate air filter A9 and high efficiency particulate air filter B11, level Four filter is contained in respectively in corresponding just effect cavity 4, middle effect cavity 6, efficient cavity A8 and efficient cavity B10, each cavity is respectively furnished with a set of hold down gag and a PE polybag obturator, each filter need to be changed in the time changing in polybag, each filter is with access door 12, for the replacing of filter; Each high efficiency particulate air filter (A9, B11) is front with PAO inlet 16 and PAO sample tap 17, and described PAO inlet 16 and PAO sample tap 17, all with ball valve, in the time sending out dirt or sampling, are opened ball valve after connecting line, carry out PAO and send out dirt or sampling; After high efficiency particulate air filter (A9, B11), with scanning means 13, can carry out sweep test to high efficiency particulate air filter manually or automatically, high efficiency particulate air filter be carried out to original position and reveal test; Every grade of filter is all established independent digital display differential-pressure transmitter, and described digital display differential-pressure transmitter, with differential pressure security pipeline, can be tested the pressure reduction of every grade of filter, and can be sent to host computer; By pressure reduction test can display filter resistance, whether whether understand to filter needs to change and has abnormal; Casing 1 two ends are provided with rectangular pyramid 2, are provided with sterilization interface 15 on rectangular pyramid 2, on sterilization interface 15, with ball valve and camlock snap joint, can in disinfecting process, connect fast; Casing 1 is carried out to formaldehyde or the sterilizing of hydrogen peroxide disinfect in situ, and can verify; In disinfecting process, can produce HTHP, overload casing 1 on pressure relief pipe; Rectangular pyramid 2 is equipped with biological level leakproof airtight valve by external interface flange, changes filter in order to close whole bio-safety, the sterilizing so that the filter that needs are changed of safety carries out disinfection.
By above-mentioned specific embodiment, the beneficial effects of the utility model are: adopt the configuration of secondary high efficiency particulate air filter, adopt dual channel filtered structure, entering bag at realization bag goes out under replacing pattern, guarantee personal security and Environmental security, also fundamentally ensure leakage or the diffusion of poisonous and harmful substance when high efficiency particulate air filter is changed, realized online filter replacement functions at different levels simultaneously.The filter that uses this novel handle will filter special gas packs into wherein, is used for filtering this special poisonous, carry disease germs, and allergic drug, in the time changing, it is airtight, destroy.Meanwhile, pressure reduction, wind speed test, the online detection of leaks of original position can be provided, and can carry out original position gas depoisoning to this device, and can verify; Finally can be by airtight filter and destruction, to people and all pollution-free to environment.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is that the disclosed a kind of bio-safety of the utility model embodiment is changed filter front view schematic diagram;
Fig. 2 is that the disclosed a kind of bio-safety of the utility model embodiment is changed filter top view schematic diagram;
Fig. 3 is that the disclosed a kind of bio-safety of the utility model embodiment is changed filter right view schematic diagram.
Numeral and the represented corresponding component title of letter in figure:
1. just effect cavity of casing 2. rectangular pyramid 3. cylinder anti-drip valve 4.
5. in roughing efficiency air filter 6., imitate the efficient cavity A of cavity 7. medium effeciency filter 8.
9. efficient cavity B 11. high efficiency particulate air filter B 12. access doors of high efficiency particulate air filter A 10.
13. scanning means 14. sterilization checking mouthful 15. sterilization interface 16.PAO inlets
17.PAO sample tap 18. differential pressure indicator 19. catch
Claims (5)
1. a bio-safety is changed filter, it is characterized in that, comprise casing, rectangular pyramid, cylinder anti-drip valve, just imitate cavity, roughing efficiency air filter, middle effect cavity, medium effeciency filter, efficient cavity A, high efficiency particulate air filter A, efficient cavity B, high efficiency particulate air filter B, access door, scanning means, sterilization checking mouth, sterilization interface, PAO inlet, PAO sample tap, differential pressure indicator, catch; Described casing is rectangular hollow metal sheeting design, described casing two end welding are provided with rectangular pyramid, described rectangular pyramid large port is that rectangle and described casing are affixed, described rectangular pyramid portlet is circular, and be welded and fixed with cylinder anti-drip valve, described cylinder anti-drip valve is tightly connected by flange and purification pipeline; Described box house is provided with dividing plate, and described casing is divided into upper and lower two passages by described dividing plate, and described upper lower channel two ends are provided with airtight valve; In described upper and lower passage, all welding is provided with just effect cavity, middle effect cavity, efficient cavity A and efficient cavity B successively; In described just effect cavity, middle effect cavity, efficient cavity A and efficient cavity B, be provided with filter hold down gag; In described first effect cavity, middle effect cavity, efficient cavity A and efficient cavity B, all front and back are symmetrically arranged with two groups of roughing efficiency air filters, medium effeciency filter, high efficiency particulate air filter A and high efficiency particulate air filter B; The described box location that described roughing efficiency air filter, medium effeciency filter, high efficiency particulate air filter A and high efficiency particulate air filter B are corresponding is provided with access door, on described access door framework, is provided with plastic bag sealing device, on described access door outer surface, is provided with catch; The side of described casing is provided with scanning means, sterilization checking mouthful, on described rectangular pyramid, is provided with sterilization interface; The side of described casing, is positioned at described high efficiency particulate air filter A and high efficiency particulate air filter B both sides are provided with PAO inlet and PAO sample tap; The top of described casing is provided with the differential pressure indicator of filters at different levels.
2. a kind of bio-safety according to claim 1 is changed filter, it is characterized in that, described rectangular pyramid is provided with two, and described cylinder anti-drip valve is provided with two.
3. a kind of bio-safety according to claim 1 is changed filter, it is characterized in that, described roughing efficiency air filter, medium effeciency filter, high efficiency particulate air filter (A, B) are all furnished with a set of independently hold down gag, and the plastic bag sealing device on described access door framework uses PE polybag; Each filter is furnished with digital display differential-pressure transmitter, and shows pressure difference by the differential pressure indicator being communicated with.
4. a kind of bio-safety according to claim 1 is changed filter, it is characterized in that, it is full weld structure that described bio-safety is changed filter, and at 2500Pa direct draught, leakage rate is 0.1%.
5. a kind of bio-safety according to claim 1 is changed filter, it is characterized in that, on described sterilization interface, with ball valve and camlock snap joint, can in disinfecting process, connect fast.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420450336.3U CN203990125U (en) | 2014-08-11 | 2014-08-11 | A kind of bio-safety is changed filter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420450336.3U CN203990125U (en) | 2014-08-11 | 2014-08-11 | A kind of bio-safety is changed filter |
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| CN203990125U true CN203990125U (en) | 2014-12-10 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105148642A (en) * | 2015-08-25 | 2015-12-16 | 太仓旺泰净化设备有限公司 | Activated carbon dust remover |
| CN105498374A (en) * | 2015-11-30 | 2016-04-20 | 杨凌金海生物技术有限公司 | High-efficiency filtering case |
| CN106237727A (en) * | 2016-08-24 | 2016-12-21 | 苏州华泰空气过滤器有限公司 | A kind of small bag enters bag and goes out defecator |
| CN107051048A (en) * | 2017-04-12 | 2017-08-18 | 苏州龙桥环保科技有限公司 | A kind of relief valve unloading gas filter |
| CN107519704A (en) * | 2017-10-23 | 2017-12-29 | 张家港市艾尔环保工程有限公司 | New inlet filter |
| CN108287127A (en) * | 2018-01-08 | 2018-07-17 | 佛山市顺德区阿波罗环保器材有限公司 | Air filter testing and analysis system |
| CN109078404A (en) * | 2018-10-15 | 2018-12-25 | 军事科学院系统工程研究院卫勤保障技术研究所 | A kind of biological safe type double-stage high-efficient air filter |
| CN111219809A (en) * | 2020-02-20 | 2020-06-02 | 大连富森智能科技有限公司 | Intelligent air exhaust and sterilization structure for laboratory and use method |
| CN115430237A (en) * | 2022-10-10 | 2022-12-06 | 辽宁科泰环境科技有限公司 | Vertical air inlet and outlet isolation protection filtering system |
-
2014
- 2014-08-11 CN CN201420450336.3U patent/CN203990125U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105148642A (en) * | 2015-08-25 | 2015-12-16 | 太仓旺泰净化设备有限公司 | Activated carbon dust remover |
| CN105498374A (en) * | 2015-11-30 | 2016-04-20 | 杨凌金海生物技术有限公司 | High-efficiency filtering case |
| CN106237727A (en) * | 2016-08-24 | 2016-12-21 | 苏州华泰空气过滤器有限公司 | A kind of small bag enters bag and goes out defecator |
| CN107051048A (en) * | 2017-04-12 | 2017-08-18 | 苏州龙桥环保科技有限公司 | A kind of relief valve unloading gas filter |
| CN107519704A (en) * | 2017-10-23 | 2017-12-29 | 张家港市艾尔环保工程有限公司 | New inlet filter |
| CN108287127A (en) * | 2018-01-08 | 2018-07-17 | 佛山市顺德区阿波罗环保器材有限公司 | Air filter testing and analysis system |
| CN109078404A (en) * | 2018-10-15 | 2018-12-25 | 军事科学院系统工程研究院卫勤保障技术研究所 | A kind of biological safe type double-stage high-efficient air filter |
| CN111219809A (en) * | 2020-02-20 | 2020-06-02 | 大连富森智能科技有限公司 | Intelligent air exhaust and sterilization structure for laboratory and use method |
| CN115430237A (en) * | 2022-10-10 | 2022-12-06 | 辽宁科泰环境科技有限公司 | Vertical air inlet and outlet isolation protection filtering system |
| CN115430237B (en) * | 2022-10-10 | 2024-06-07 | 辽宁科泰环境科技有限公司 | Vertical type air inlet and outlet isolation protection filtering system |
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Address after: Shaxi Yuewang town of Taicang city of Suzhou City, Jiangsu province 215437 No. 9 Taipei road Suzhou distant Environmental Technology Co Ltd Patentee after: Suzhou Polytron Technologies Inc Address before: Shaxi Yuewang town of Taicang city of Suzhou City, Jiangsu province 215437 No. 9 Taipei road Suzhou distant Environmental Technology Co Ltd Patentee before: SUZHOU YOUYUAN ENVIRONMENTAL SCIENCE AND TECHNOLOGY CO., LTD. |
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Address after: Shaxi Yuewang town of Taicang city of Suzhou City, Jiangsu province 215437 No. 9 Taipei road Suzhou distant Environmental Technology Co Ltd Patentee after: SUZHOU YOUYUAN ENVIRONMENTAL SCIENCE AND TECHNOLOGY CO., LTD. Address before: Shaxi Yuewang town of Taicang city of Suzhou City, Jiangsu province 215437 No. 9 Taipei road Suzhou distant Environmental Technology Co Ltd Patentee before: Suzhou Polytron Technologies Inc |