CN105540635A - Treatment device for semi-dry desulfurized fly ash - Google Patents
Treatment device for semi-dry desulfurized fly ash Download PDFInfo
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- CN105540635A CN105540635A CN201610076883.3A CN201610076883A CN105540635A CN 105540635 A CN105540635 A CN 105540635A CN 201610076883 A CN201610076883 A CN 201610076883A CN 105540635 A CN105540635 A CN 105540635A
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- adsorption chamber
- semi
- activated coke
- feed bin
- flue
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/02—Oxides or hydroxides
- C01F11/04—Oxides or hydroxides by thermal decomposition
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
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- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Treating Waste Gases (AREA)
Abstract
The invention discloses a treatment device for semi-dry desulfurized fly ash. The device comprises a heating furnace for heating the semi-dry desulfurized fly ash, wherein an adsorption tower is also arranged above the heating furnace; the structure of the adsorption tower comprises a lower adsorption chamber and an upper adsorption chamber in which active coke can be placed; the upper adsorption chamber is positioned above the lower adsorption chamber, and the lower end of the upper adsorption chamber is communicated with the upper end of the lower adsorption chamber through a conveying pipeline; the smoke generated by heating the semi-dry desulfurized fly ash is cooled by cold wind blown out by an induced draft fan in a gas-in flue and then enters the lower adsorption chamber; the active coke in the lower adsorption chamber performs first adsorption of SO2 in the smoke, and then the smoke enters the upper adsorption chamber through a transition flue; and the active coke in the upper adsorption chamber performs second adsorption of SO2 in the smoke, and then the smoke enters a gas-out flue and is discharged out of a chimney. The treatment device for semi-dry desulfurized fly ash can quickly realize desulfurization treatment on the semi-dry desulfurized fly ash so as to solve the problem of secondary pollution of the semi-dry desulfurized fly ash relatively well.
Description
Technical field
The present invention relates to ironmaking field of environment protection equipment, be specifically related to the treatment unit of the semi-dry desulphurization ash produced when semi-dry desulphurization is carried out to sinter fume.
Background technology
Sinter machine can produce a large amount of flue gases when sintering, containing a large amount of SO in flue gas
2, usually adopt semi-dry desulphurization technology to remove SO in flue gas to reduce fume treatment cost
2, adopt semi-dry desulphurization technology to remove SO in flue gas
2time can produce a large amount of semi-dry desulphurization ash, the main component of semi-dry desulphurization ash is calcium sulfite and calcium sulfate, calcium sulfite and calcium sulfate can to environments, and current semi-dry desulphurization ash adopts the mode of landfill to process usually, will cause secondary pollution like this to environment.
Summary of the invention
Technical problem to be solved by this invention is: will provide a kind for the treatment of unit that can carry out the semi-dry desulphurization ash of desulfurization process fast to semi-dry desulphurization ash.
In order to solve the problem, the technical solution used in the present invention is: the treatment unit of semi-dry desulphurization ash, be characterized in: comprising: for the process furnace heated semi-dry desulphurization ash, also adsorption tower is provided with above process furnace, the structure of adsorption tower comprises: can place the lower adsorption chamber of activated coke and upper adsorption chamber, upper adsorption chamber is positioned at the top of lower adsorption chamber, and the lower end of upper adsorption chamber is connected by feeding pipe with the upper end of lower adsorption chamber, the sidewall of lower adsorption chamber is respectively arranged with the first inlet mouth and the first air outlet, the sidewall of upper adsorption chamber is respectively arranged with the second inlet mouth and the second air outlet, and at the first inlet mouth, first air outlet, second inlet mouth, second air outlet place is respectively arranged with and can stops that activated coke leaks but do not stop that flue gas enters the ventilative blocking material plate in lower adsorption chamber and upper adsorption chamber, first air outlet of lower adsorption chamber is connected by transition flue duct with the second inlet mouth of upper adsorption chamber, the exhanst gas outlet of process furnace is connected by first inlet mouth of air inlet flue with lower adsorption chamber, second air outlet of upper adsorption chamber is connected with chimney by flue of giving vent to anger, activated coke feed bin is also provided with above upper adsorption chamber, the upper end of upper adsorption chamber is connected with activated coke feed bin by blowing pipeline, and on blowing pipeline, be provided with the blowing trapping valve that can intercept flue gas, activated coke feed bin gives upper adsorption chamber blowing sustainedly and stably by blowing trapping valve, the discharging trapping valve that can intercept flue gas is provided with in the lower end of lower adsorption chamber, lower adsorption chamber is by the discharging sustainedly and stably of discharging trapping valve, air inlet flue is also provided with the bypass air channel be connected with the air outlet of induced draft fan, also comprise the controller that can control process furnace, blowing trapping valve, discharging trapping valve, induced draft fan, enter into lower adsorption chamber again after below cold front heavy rain to 130 that the flue gas that process furnace heating semi-dry desulphurization ash produces is blown out by induced draft fan in air inlet flue DEG C, the activated coke in lower adsorption chamber is to the SO in flue gas
2carry out first time absorption, the flue gas then flowed out from the first air outlet enters into upper adsorption chamber by transition flue duct, and the activated coke in upper adsorption chamber is to the SO in flue gas
2carry out second time absorption, discharge by chimney after the flue gas then flowed out from the second air outlet enters flue of giving vent to anger.
Further, the treatment unit of aforesaid semi-dry desulphurization ash, wherein: on feeding pipe, be also provided with the conveying trapping valve be controlled by the controller, conveying trapping valve can make the activated coke in adsorption chamber enter in lower adsorption chamber and the flue gas that can intercept in lower adsorption chamber enters upper adsorption chamber from feeding pipe.
Further, the treatment unit of aforesaid semi-dry desulphurization ash, wherein: blowing trapping valve, discharging trapping valve are star-shaped discharge valve.
Further, the treatment unit of aforesaid semi-dry desulphurization ash, wherein: blowing trapping valve, discharging trapping valve, conveying trapping valve are star-shaped discharge valve.
Further, the treatment unit of aforesaid semi-dry desulphurization ash, wherein: in adsorption tower, be arranged side by side two lower adsorption chambers, the equal correspondence in top of each lower adsorption chamber is provided with a upper adsorption chamber, be provided with a shared air inlet flue between two lower adsorption chambers, between two upper adsorption chambers, be provided with a shared flue of giving vent to anger.
Further, the treatment unit of aforesaid semi-dry desulphurization ash, wherein: also comprise the conveying belt that can feed in raw material to activated coke feed bin, activated coke feed bin is also provided with high charge level sensor and low level sensing transducer, high charge level sensor and low level sensing transducer are electrically connected with controller, when material level in activated coke feed bin drops to the low level sensing transducer of triggering, controller can control conveying belt and feed in raw material to activated coke feed bin, when material level in activated coke feed bin rises to triggering high charge level sensor, controller can control conveying belt to be stopped feeding in raw material to activated coke feed bin.
Further, the treatment unit of aforesaid semi-dry desulphurization ash, wherein: process furnace is the electrical heater that can make heating temperatures to 850 ~ 1050 DEG C.
Further, the treatment unit of aforesaid semi-dry desulphurization ash, wherein: the blast inlet in bypass air channel is lower than air outlet.
Advantage of the present invention is: the treatment unit of semi-dry desulphurization ash of the present invention can carry out desulfurization process to semi-dry desulphurization ash rapidly, thus solves the secondary pollution problem of semi-dry desulphurization ash preferably.
Accompanying drawing explanation
Fig. 1 is the structural representation of the treatment unit of semi-dry desulphurization ash of the present invention.
Embodiment
Below in conjunction with specific embodiments and the drawings, the present invention is described in further detail.
As shown in Figure 1, the treatment unit of semi-dry desulphurization ash, comprise: for the process furnace 2 heated semi-dry desulphurization ash 11, in the present embodiment, process furnace 2 is can by the electrical heater of heating temperatures to 850 ~ 1050 DEG C, arrange like this and semi-dry desulphurization ash can be heated to 850 ~ 1050 DEG C, the semi-dry desulphurization ash after heating is made to discharge sulfurous gas, adsorption tower 3 is also provided with above process furnace 2, the structure of adsorption tower 3 comprises: lower adsorption chamber 32 and the upper adsorption chamber 34 that can place activated coke, upper adsorption chamber 34 is positioned at the top of lower adsorption chamber 32, and the lower end of upper adsorption chamber 34 is connected by feeding pipe 36 with the upper end of lower adsorption chamber 32, the both sides sidewall of lower adsorption chamber 32 is respectively arranged with the first inlet mouth 321 and the first air outlet 322, the both sides sidewall of upper adsorption chamber 34 is respectively arranged with the second inlet mouth 341 and the second air outlet 342, and at the first inlet mouth 321, first air outlet 322, second inlet mouth 341, second air outlet 342 place is respectively arranged with and can stops that activated coke leaks but do not stop that flue gas enters the ventilative blocking material plate in lower adsorption chamber 32 and upper adsorption chamber 34, first air outlet 322 of lower adsorption chamber 32 is connected by transition flue duct 37 with the second inlet mouth 341 of upper adsorption chamber 34, the exhanst gas outlet 21 of process furnace 2 is connected with the first inlet mouth 321 of lower adsorption chamber 32 by air inlet flue 31, second air outlet 342 of upper adsorption chamber 34 is connected with chimney 35 by flue 33 of giving vent to anger, in the present embodiment, two lower adsorption chambers 32 have been arranged side by side in adsorption tower, the equal correspondence in top of each lower adsorption chamber 32 is provided with a upper adsorption chamber 34, a shared air inlet flue 31 is provided with between two lower adsorption chambers 32, a shared flue 33 of giving vent to anger is provided with between two upper adsorption chambers 34, activated coke feed bin 38 is also provided with above upper adsorption chamber 34, on each, the upper end of adsorption chamber 34 is connected with activated coke feed bin 38 respectively by blowing pipeline 361, and on each blowing pipeline 361, be provided with the blowing trapping valve 39 that can intercept flue gas, activated coke feed bin 38 gives upper adsorption chamber 34 blowing sustainedly and stably by blowing trapping valve 39, be provided with the discharging trapping valve 391 that can intercept flue gas in the lower end of each lower adsorption chamber 32, lower adsorption chamber 32 is by discharging trapping valve 391 discharging sustainedly and stably, air inlet flue 31 is also provided with the bypass air channel 61 be connected with the air outlet of induced draft fan 6, in the present embodiment, the blast inlet in bypass air channel 61 is lower than air outlet, arrange the cold wind that induced draft fan 6 can be made to blow out like this to blow out along flow of flue gas, also comprise and can control process furnace 2, blowing trapping valve 39, discharging trapping valve 391, the controller 5 of induced draft fan 6, process furnace 2 heats after below cold front heavy rain to 130 that flue gas that semi-dry desulphurization ash 11 produces blows out by induced draft fan 6 in air inlet flue 31 DEG C and enters into lower adsorption chamber 32 again, activated coke in lower adsorption chamber 32 is to the SO in flue gas
2carry out first time absorption, the flue gas then flowed out from the first air outlet 322 enters into upper adsorption chamber 34 by transition flue duct 37, and the activated coke in upper adsorption chamber 34 is to the SO in flue gas
2carry out second time absorption, the flue gas then flowed out from the second air outlet 342 is discharged by chimney 35 after entering flue 33 of giving vent to anger.
In the present embodiment, each feeding pipe 36 is also provided with the conveying trapping valve 392 that controlled device 5 controls, and the activated coke in adsorption chamber 34 can be made to enter in lower adsorption chamber 32 for conveying trapping valve 392 and the flue gas that can intercept in time adsorption chamber 32 enters upper adsorption chamber 34 from feeding pipe 36.In addition, in the present embodiment, blowing trapping valve 39, conveying trapping valve 392, discharging trapping valve 391 are star-shaped discharge valve, and star-shaped discharge valve structure is simple, and trapping performance is good.
In the present embodiment, also comprise the conveying belt 4 that can feed in raw material to activated coke feed bin 38, activated coke feed bin 38 is also provided with high charge level sensor 382 and low level sensing transducer 381, high charge level sensor 382 and low level sensing transducer 381 are electrically connected with controller 5, when material level in activated coke feed bin 38 drops to the low level sensing transducer 381 of triggering, controller 5 can control conveying belt 4 and feed in raw material to activated coke feed bin 38, when material level in activated coke feed bin 38 rises to triggering high charge level sensor 382, controller 5 can control conveying belt 4 to be stopped feeding in raw material to activated coke feed bin 38.
The principle of work of the treatment unit of semi-dry desulphurization ash of the present invention is: as shown in Figure 1, during work, controller 5 can make blowing trapping valve 39, conveying trapping valve 392, discharging trapping valve 391 open operation simultaneously, activated coke in activated coke feed bin 38 can be entered in adsorption chamber 34 and lower adsorption chamber 32 successively, then discharged by lower adsorption chamber 32; Semi-dry desulphurization ash 11 is heated to 850 ~ 1050 DEG C and after being incubated for some time by process furnace 2, semi-dry desulphurization ash 11 can change lime into, and process furnace 2 heats after below cold front heavy rain to 130 that flue gas that semi-dry desulphurization ash 11 produces can blow out by induced draft fan 6 in air inlet flue 31 DEG C and enters into lower adsorption chamber 32 again, the activated coke in lower adsorption chamber 32 is to the SO in flue gas
2carry out first time absorption, the flue gas then through lower adsorption chamber 32 enters into upper adsorption chamber 34 by transition flue duct 37, and the activated coke in upper adsorption chamber 34 is to the SO in flue gas
2carry out second time absorption, discharge by chimney 35 after then entering through the flue gas of upper adsorption chamber 34 flue 33 of giving vent to anger.In addition, in real work, SO can be adsorbed with by what discharge in lower adsorption chamber 32
2activated coke completely cut off air heating, thus make activated coke resolve discharge SO
2, activated coke resolves the SO discharged
2can be used to produce the vitriol oil, and parsing discharges SO
2activated coke can also put into again in adsorption tower 3 in order to adsorb SO
2.
Beneficial effect of the present invention is: the treatment unit of described semi-dry desulphurization ash is owing to employing process furnace, so the semi-dry desulphurization ash that the disposable process of energy is a large amount of, and effectively can carry out desulfurization process to semi-dry desulphurization ash, and semi-dry desulphurization ash can change lime into after discharging sulfurous gas, thus solve the secondary pollution problem of semi-dry desulphurization ash preferably.
Claims (10)
1. the treatment unit of semi-dry desulphurization ash, it is characterized in that: comprising: for the process furnace heated semi-dry desulphurization ash, also adsorption tower is provided with above process furnace, the structure of adsorption tower comprises: can place the lower adsorption chamber of activated coke and upper adsorption chamber, upper adsorption chamber is positioned at the top of lower adsorption chamber, and the lower end of upper adsorption chamber is connected by feeding pipe with the upper end of lower adsorption chamber, the sidewall of lower adsorption chamber is respectively arranged with the first inlet mouth and the first air outlet, the sidewall of upper adsorption chamber is respectively arranged with the second inlet mouth and the second air outlet, and at the first inlet mouth, first air outlet, second inlet mouth, second air outlet place is respectively arranged with and can stops that activated coke leaks but do not stop that flue gas enters the ventilative blocking material plate in lower adsorption chamber and upper adsorption chamber, first air outlet of lower adsorption chamber is connected by transition flue duct with the second inlet mouth of upper adsorption chamber, the exhanst gas outlet of process furnace is connected by first inlet mouth of air inlet flue with lower adsorption chamber, second air outlet of upper adsorption chamber is connected with chimney by flue of giving vent to anger, activated coke feed bin is also provided with above upper adsorption chamber, the upper end of upper adsorption chamber is connected with activated coke feed bin by blowing pipeline, and on blowing pipeline, be provided with the blowing trapping valve that can intercept flue gas, activated coke feed bin gives upper adsorption chamber blowing sustainedly and stably by blowing trapping valve, the discharging trapping valve that can intercept flue gas is provided with in the lower end of lower adsorption chamber, lower adsorption chamber is by the discharging sustainedly and stably of discharging trapping valve, air inlet flue is also provided with the bypass air channel be connected with the air outlet of induced draft fan, also comprise the controller that can control process furnace, blowing trapping valve, discharging trapping valve, induced draft fan, enter into lower adsorption chamber again after below cold front heavy rain to 130 that the flue gas that process furnace heating semi-dry desulphurization ash produces is blown out by induced draft fan in air inlet flue DEG C, the activated coke in lower adsorption chamber is to the SO in flue gas
2carry out first time absorption, the flue gas then flowed out from the first air outlet enters into upper adsorption chamber by transition flue duct, and the activated coke in upper adsorption chamber is to the SO in flue gas
2carry out second time absorption, discharge by chimney after the flue gas then flowed out from the second air outlet enters flue of giving vent to anger.
2. the treatment unit of semi-dry desulphurization ash according to claim 1, it is characterized in that: on feeding pipe, be also provided with the conveying trapping valve be controlled by the controller, the activated coke in adsorption chamber can be made to enter in lower adsorption chamber for conveying trapping valve and the flue gas that can intercept in lower adsorption chamber enters upper adsorption chamber from feeding pipe.
3. the treatment unit of semi-dry desulphurization ash according to claim 1, is characterized in that: blowing trapping valve, discharging trapping valve are star-shaped discharge valve.
4. the treatment unit of semi-dry desulphurization ash according to claim 2, is characterized in that: blowing trapping valve, discharging trapping valve, conveying trapping valve are star-shaped discharge valve.
5. the treatment unit of the semi-dry desulphurization ash according to claim 1 or 2 or 3 or 4, it is characterized in that: in adsorption tower, be arranged side by side two lower adsorption chambers, the equal correspondence in top of each lower adsorption chamber is provided with a upper adsorption chamber, be provided with a shared air inlet flue between two lower adsorption chambers, between two upper adsorption chambers, be provided with a shared flue of giving vent to anger.
6. the treatment unit of the semi-dry desulphurization ash according to claim 1 or 2 or 3 or 4, it is characterized in that: also comprise the conveying belt that can feed in raw material to activated coke feed bin, activated coke feed bin is also provided with high charge level sensor and low level sensing transducer, high charge level sensor and low level sensing transducer are electrically connected with controller, when material level in activated coke feed bin drops to the low level sensing transducer of triggering, controller can control conveying belt and feed in raw material to activated coke feed bin, when material level in activated coke feed bin rises to triggering high charge level sensor, controller can control conveying belt to be stopped feeding in raw material to activated coke feed bin.
7. the treatment unit of semi-dry desulphurization ash according to claim 5, it is characterized in that: also comprise the conveying belt that can feed in raw material to activated coke feed bin, activated coke feed bin is also provided with high charge level sensor and low level sensing transducer, high charge level sensor and low level sensing transducer are electrically connected with controller, when material level in activated coke feed bin drops to the low level sensing transducer of triggering, controller can control conveying belt and feed in raw material to activated coke feed bin, when material level in activated coke feed bin rises to triggering high charge level sensor, controller can control conveying belt to be stopped feeding in raw material to activated coke feed bin.
8. the treatment unit of the semi-dry desulphurization ash according to claim 1 or 2 or 3 or 4, is characterized in that: process furnace is the electrical heater that can make heating temperatures to 850 ~ 1050 DEG C.
9. the treatment unit of semi-dry desulphurization ash according to claim 7, is characterized in that: process furnace is the electrical heater that can make heating temperatures to 850 ~ 1050 DEG C.
10. the treatment unit of the semi-dry desulphurization ash according to claim 1 or 2 or 3 or 4, is characterized in that: the blast inlet in bypass air channel is lower than air outlet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610076883.3A CN105540635B (en) | 2016-02-04 | 2016-02-04 | Treatment device for semi-dry desulfurized fly ash |
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| CN201610076883.3A CN105540635B (en) | 2016-02-04 | 2016-02-04 | Treatment device for semi-dry desulfurized fly ash |
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| CN105540635A true CN105540635A (en) | 2016-05-04 |
| CN105540635B CN105540635B (en) | 2017-01-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109082709A (en) * | 2018-08-31 | 2018-12-25 | 安徽工业大学 | A method of utilizing sintering flue gas desulfurization ash one-step synthesis method calcium sulfate crystal whiskers |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4224041A (en) * | 1977-11-04 | 1980-09-23 | Deutsche Babcock Aktiengesellschaft | Apparatus for the thermal regeneration of loaded adsorbents |
| CN201168537Y (en) * | 2008-02-22 | 2008-12-24 | 张开元 | Active coke air purifying apparatus |
| CN101785969A (en) * | 2010-03-03 | 2010-07-28 | 王向明 | Method of flue gas purification and system thereof |
| CN103446830A (en) * | 2013-07-02 | 2013-12-18 | 香港诺曼泰壹环保科技有限公司 | Flue gas purifying system |
| CN105148681A (en) * | 2015-09-29 | 2015-12-16 | 北京首钢国际工程技术有限公司 | Sintering and pelletizing fume absorption and blanking device |
| CN205472709U (en) * | 2016-02-04 | 2016-08-17 | 江苏永钢集团有限公司 | Processing apparatus of semidry method desulfurization ash |
-
2016
- 2016-02-04 CN CN201610076883.3A patent/CN105540635B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4224041A (en) * | 1977-11-04 | 1980-09-23 | Deutsche Babcock Aktiengesellschaft | Apparatus for the thermal regeneration of loaded adsorbents |
| CN201168537Y (en) * | 2008-02-22 | 2008-12-24 | 张开元 | Active coke air purifying apparatus |
| CN101785969A (en) * | 2010-03-03 | 2010-07-28 | 王向明 | Method of flue gas purification and system thereof |
| CN103446830A (en) * | 2013-07-02 | 2013-12-18 | 香港诺曼泰壹环保科技有限公司 | Flue gas purifying system |
| CN105148681A (en) * | 2015-09-29 | 2015-12-16 | 北京首钢国际工程技术有限公司 | Sintering and pelletizing fume absorption and blanking device |
| CN205472709U (en) * | 2016-02-04 | 2016-08-17 | 江苏永钢集团有限公司 | Processing apparatus of semidry method desulfurization ash |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109082709A (en) * | 2018-08-31 | 2018-12-25 | 安徽工业大学 | A method of utilizing sintering flue gas desulfurization ash one-step synthesis method calcium sulfate crystal whiskers |
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Effective date of registration: 20190712 Address after: 215600 Yong village, Nanfeng Town, Zhangjiagang, Jiangsu Patentee after: Lian Feng Steel (Zhangjiagang) Co., Ltd. Address before: Nanfeng town Zhangjiagang city Suzhou city Jiangsu province 215628 wing Jiangsu Yonggang Group Co Ltd Patentee before: Jiangsu Yonggang Group Co., Ltd. |
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