CN104096405A - Efficient filtering device for roll steel sludge treatment - Google Patents
Efficient filtering device for roll steel sludge treatment Download PDFInfo
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- CN104096405A CN104096405A CN201410375119.7A CN201410375119A CN104096405A CN 104096405 A CN104096405 A CN 104096405A CN 201410375119 A CN201410375119 A CN 201410375119A CN 104096405 A CN104096405 A CN 104096405A
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- sealing pressing
- sludge
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Abstract
The invention discloses an efficient filtering device for roll steel sludge treatment, which comprises a sealed pressurizing bin and a filtering chamber, wherein the sealed pressurizing bin is a sealed hollow tank body; the filtering chamber is arranged inside the sealed pressurizing bin; the filtering chamber comprises a driving wheel and a filtering belt; the filtering belt winds the periphery of the driving wheel to form a filtering delivery mechanism; the driving wheel is connected with a vibrating pump, and is driven by the vibrating pump to vibrate; besides, a cleaning device used for cleaning the filtering belt is fixed in a cleaning tank at the bottom of the sealed pressurizing bin; air blowing pipes are further arranged inside the sealed pressurizing bin; the open ends of the air blowing pipes are flat, and the widths of the open ends correspond to the width of the filtering belt, and the opening directions of the air blowing pipes are opposite to the transmission direction of the filtering belt.
Description
Technical field
The present invention relates to rolling effluent process field, relate in particular to a kind of effective filter for steel rolling Treatment of Sludge.
Background technology
The direct-cooled systemic circulation water of steel rolling is owing to directly contacting with equipment, suspension in water and oily content are higher, simultaneously in steel rolling process, the a large amount of iron scales that swept away by giant also enter the direct-cooled recirculating cooling water system of steel rolling with water, therefore the direct-cooled recirculating cooling water system of steel rolling is typically provided with iron scale recovery and sludge treating system, generally comprises milling train eddy flow well, chemical oil remover, mud pit and press filteration system etc.
At present, in the direct-cooled systemic circulation water of steel rolling conventional process flow, chemical oil remover bed mud enters mud pit, delivers to sludge press filtration system after stirring, by plate and frame filter press press filtration, become mud cake outward transport to store up as industrial solid castoff, after the filter of plate and frame filter press, water is back to chemical oil remover.The plate and frame filter press of processing chemical oil remover bed mud in this technique exists that equipment investment is large, volume is large, mechanism is complicated and because reasons in structure can only cause the defects such as inefficiency and poor filtration effect by batch operation.Although existing band filter can be realized and working continuously, but ubiquity filters Netease and stops up, the defects such as in trapped substance, liquid content is higher, and solid-liquid separation effect is undesirable, in addition, because the filtration work mask of band filter has certain length, when feeding quantity is larger on filter bag, easily cause the breakage of filter bag, limited on the one hand the feeding quantity in filtering, affect operating efficiency, accelerate on the other hand the consume of filter bag, affect the service life of band filter.
Summary of the invention
The deficiency that the object of the invention is to sludge press filtration system in processing for general rolling effluent, a kind of effective filter for steel rolling Treatment of Sludge is provided, by filter chamber being arranged in sealing pressing storehouse, make to form certain pressure differential between sealing pressing Cang He filter chamber, thereby the mud that makes to be injected on the filter bag of filter chamber is realized quick, efficient and continuous filtration, simultaneously by filter bag is connected with a vibration pump, make filter bag in the process of filter material, produce certain vibrations, thereby increase the efficiency of pending mud Separation of Solid and Liquid on it.
Another object of the present invention is, by above filter bag, arrange direction of transfer a plurality of and filter bag contrary and and filter bag between there is the blowing mouth at certain angle of inclination, and by the openend of blowing mouth, be set to have with filter bag the flat of respective width, the dry-heat air that blowing mouth is blown out is more sufficient, thereby the solid trapped substance on filter bag is dried more fully, be conducive on the one hand coming off of trapped substance, avoiding trapped substance to adhere to filter bag results in blockage, reduce on the other hand the attached liquid amount of trapped substance, increase the effect of Separation of Solid and Liquid.
Another object of the present invention is, by the cleaning device being comprised of a plurality of cylindrical cleaning mechanism that can rotate is set in the rinse bath corresponding to filter chamber bottom, filter bag is completed when unloading of trapped substance falls behind through rinse bath position and obtains cleaning more thoroughly, be conducive to the work of filtering continuously, efficiently carry out.
Technical scheme of the present invention is:
An effective filter for steel rolling Treatment of Sludge, comprising:
Sealing pressing storehouse, it is an airtight hollow vessel, described sealing pressing storehouse outer wall is provided with air inlet pipe and feed pipe;
Filter chamber, it is inner that it is arranged at described sealing pressing storehouse, described filter chamber comprises driving wheel and filter bag, wherein said driving wheel is arranged at the two ends of described filter chamber, described filter bag is around in described driving wheel periphery and forms filtration connecting gear, and described filter bag is connected with a vibration pump and is shaken by its driving;
In addition, bottom, described sealing pressing storehouse is provided with rinse bath corresponding to the position of below, described filter chamber, is fixed with for scrubbing the cleaning device of filter bag in described rinse bath;
Inside, described sealing pressing storehouse is also provided with gas blow pipe, the openend of described gas blow pipe is arranged at the top of described filter bag, the openend of described gas blow pipe is set to flat, and the width phase reaction of the width of openend and described filter bag, the opening direction of described gas blow pipe is contrary with the transmission direction of filter bag to be arranged.
Preferably, the described effective filter for steel rolling Treatment of Sludge, described gas blow pipe is provided with a plurality of openends by dispensing head, and described a plurality of openends are distributed in the top of filter bag in turn along filter bag.
Preferably, the described effective filter for steel rolling Treatment of Sludge, described cleaning device You Duozu cylindrical cleaning mechanism rearranges in turn in rinse bath.
Preferably, the described effective filter for steel rolling Treatment of Sludge, described cylindrical cleaning mechanism comprises rotating shaft and cleaning brush, the two ends of described rotating shaft are flexibly connected with the inwall of rinse bath both sides respectively, described cleaning brush is the radial periphery that is surrounded on rotating shaft and forms the cylindrical cleaning mechanism with certain radius of gyration, and the radius of gyration of described cylindrical cleaning mechanism can arrive at filter bag with the outer rim of cylindrical cleaning mechanism and be as the criterion.
Preferably, the described effective filter for steel rolling Treatment of Sludge, the movable connection method of the two ends of described rotating shaft and rinse bath both sides inwall is, described rinse bath both sides inwall is provided with the rolling disc with zigzag outer rim corresponding to rotating shaft end positions place, the center of described rolling disc is provided with non-circular perforate, and the two ends of described rotating shaft are set to the specification of this non-circular perforate phase reaction and are flexibly connected with described rolling disc in the mode embedding in this non-circular perforate; Described rolling disc is flexibly connected with rinse bath both sides inwall by hinge.
Preferably, the described effective filter for steel rolling Treatment of Sludge, described rolling disc is connected with motor and is moved by driven by motor.
Preferably, the described effective filter for steel rolling Treatment of Sludge, described filter chamber also comprises a scraper plate, described scraper plate is arranged at one end of described filter chamber and supports mutually with described filter bag;
In addition, the side of described filter chamber is provided with out filtrate pipeline, described in go out filtrate pipeline through described sealing pressing storehouse outer wall and outside connection; Inside, described sealing pressing storehouse is also provided with material and derives pipeline, the first end that described material is derived pipeline be arranged at described filter chamber bottom and and the position of the two ends phase reaction of described scraper plate, the second end that described material is derived pipeline is through the outer wall in described sealing pressing storehouse and and described sealing pressing storehouse is outside is communicated with.
The present invention has following beneficial effect: the effective filter for steel rolling Treatment of Sludge of the present invention, by filter chamber being arranged in sealing pressing storehouse, make to form certain pressure differential between sealing pressing Cang He filter chamber, thereby the mud that makes to be injected on the filter bag of filter chamber is realized fast, efficient and continuous filtration, simultaneously by filter bag is connected with a vibration pump, make filter bag in the process of filter material, produce certain vibrations, thereby increase the efficiency of pending mud Separation of Solid and Liquid on it, the present invention improves more than 20% than the operating efficiency of traditional sheet frame sludge press filtration device.
In addition, by above filter bag, arrange direction of transfer a plurality of and filter bag contrary and and filter bag between there is the blowing mouth at certain angle of inclination, and by the openend of blowing mouth, be set to have with filter bag the flat of respective width, the dry-heat air that blowing mouth is blown out is more sufficient, thereby the solid trapped substance on filter bag is dried more fully, can form attached liquid amount and be not more than 8% dry filter residue, and general separating and filtering mode attached liquid amount is 30% left and right, one aspect of the present invention is conducive to coming off of trapped substance, avoiding trapped substance to adhere to filter bag results in blockage, effectively improve on the other hand the effect of Separation of Solid and Liquid.
Simultaneously, by the cleaning device being comprised of a plurality of cylindrical cleaning mechanism that can rotate is set in the rinse bath corresponding to filter chamber bottom, filter bag is completed when unloading of trapped substance falls behind through rinse bath position and obtains cleaning more thoroughly, be conducive to the work of filtering continuously, efficiently carry out.It is little, simple in structure that the present invention has equipment investment, can realize the continuous processing of mud, and the advantage such as it is high to have operating efficiency, and Treatment of Sludge is effective.
Accompanying drawing explanation
Fig. 1 is the structural representation of the effective filter for steel rolling Treatment of Sludge of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is elaborated, after making those of ordinary skills consult this description, can implement according to this.
As shown in Figure 1, a kind of effective filter for steel rolling Treatment of Sludge of the present invention, comprising:
An effective filter for steel rolling Treatment of Sludge, comprising:
Sealing pressing storehouse 1, it is an airtight hollow vessel, and described sealing pressing storehouse 1 outer wall is provided with air inlet pipe and feed pipe 2, and described air inlet pipe is connected with air compressor, to being filled with gases at high pressure in sealing pressing storehouse 1, form high-pressure sealed system, feed pipe 2 is for the input of pending mud.
Filter chamber 6, it is arranged at 1 inside, described sealing pressing storehouse, described filter chamber 6 comprises driving wheel 3 and filter bag 5, wherein said driving wheel 3 quantity are two, described driving wheel 3 is arranged at respectively the two ends of described filter chamber 6, also comprise in addition a plurality of live-rollers 4 that filter bag 5 played to bracing reinforcement effect, described live-roller 4 is arranged at the position between described driving wheel 3, described live-roller 4 diameters are set to be less than or equal to 1/8 of described driving wheel 3 diameters, can guarantee that 4 pairs of filter bags 5 of live-roller play effective supporting role on the one hand, be set on the other hand small diameter and can save the space in filter chamber 6.Described filter bag 5 is around in described driving wheel 3 and live-roller 4 peripheries form filtration connecting gear, and described filter chamber 6 and sealing pressing storehouse 1 are divided into two independent closed spaces, described filter bag 5 is connected with a vibration pump and is shaken by its driving, after pending mud joins on filter bag 5, vibrations due to filter bag 5, the Separation of Solid and Liquid speed of pending mud can be accelerated well, and separating effect can be effectively improved.
The side of described filter bag 5 is also provided with the baffle plate that filters connecting gear for sealing, guarantee that filter chamber 6 one is independent of the space in sealing pressing storehouse 1, the side of described filter chamber 6 is provided with out filtrate pipeline 7, described in go out filtrate pipeline 7 the other end through described sealing pressing storehouse 1 outer wall and outside connection.1 inside, described sealing pressing storehouse is also provided with material and derives pipeline 10, and the second end that described material is derived pipeline 10 passes the outer wall in described sealing pressing storehouse 1 and is communicated with described sealing pressing storehouse 1 is outside.In use procedure, by air inlet pipe, in described sealing pressing storehouse 1, be filled with gases at high pressure, make between described filter chamber 6 and sealing pressing storehouse 1 to exist the pressure differential that is not less than 0.5MPa, existence due to this pressure, after pending mud being joined on filter bag 5 continuously by feed pipe 2, solid matter in pending mud is distributed on filter bag 5, and liquid arrives in filter chamber 6 by the mesh on filter bag 5, and drains into outside described sealing pressing storehouse 1 by going out filtrate pipeline 7.
1 inside, described sealing pressing storehouse is also provided with gas blow pipe 9, the openend of described gas blow pipe 9 is arranged at the top of described filter bag 5, for trapped substance is dried, the openend of described gas blow pipe 9 is set to flat, and the width phase reaction of the width of openend and described filter bag, between the opening direction of described gas blow pipe and filter bag 5, be provided with 30-75 degree angle, and contrary setting of transmission direction of opening direction and filter bag 5, and described gas blow pipe 9 is provided with a plurality of openends by dispensing head, described a plurality of openend is distributed in the top of filter bag 5 in turn along filter bag 5, can effectively increase trapped substance on filter bag 5 and time of contact and the contact area of hot blast, simultaneously, shock effect due to filter bag 5, make trapped substance obtain certain stirring, further increased dry effect.
The air inlet end of described gas blow pipe 9 is arranged at 1 outside, described sealing pressing storehouse and is connected with an air-heater, by it, drives the hot blast that produces uniform temperature and speed, and the temperature of the hot blast that blows out is not less than 70 degree, and wind speed is not less than 4m/s.
1 bottom, described sealing pressing storehouse is provided with rinse bath 11 corresponding to the position of 6 belows, described filter chamber, in described rinse bath 11, be fixed with for scrubbing the cleaning device of filter bag 5, trapped substance on filter bag 5 is unloaded while falling behind the position that turns to rinse bath 11 can be accessed thoroughly and clean, substantially can eliminate the residue on filter bag 5 completely, guarantee carrying out continuously of filtration work.
The described effective filter for steel rolling Treatment of Sludge, described cleaning device You Duozu cylindrical cleaning mechanism rearranges in turn in rinse bath 11, is added with according to actual needs the cleaning agents such as alkaline rinse in rinse bath 11.Described Duo Zu cylindrical cleaning mechanism arranges in turn, and carries out the rotation contrary with filter bag 5 direction of transfers by driven by motor, guarantees filter bag 5 to be cleaned thoroughly during through rinse bath 11 at filter bag 5.
The described effective filter for steel rolling Treatment of Sludge, described cylindrical cleaning mechanism comprises rotating shaft and cleaning brush, the two ends of described rotating shaft are flexibly connected with the inwall of rinse bath 11 both sides respectively, described cleaning brush is the radial periphery that is surrounded on rotating shaft and forms the cylindrical cleaning mechanism with certain radius of gyration, and the radius of gyration of described cylindrical cleaning mechanism can arrive at filter bag 5 with the outer rim of cylindrical cleaning mechanism and be as the criterion.Described cleaning brush is the hairbrush that alkaline-resisting acid-proof fibre is made, and can in the mesh of deep enough filter bag 5, to filter bag 5, scrub thoroughly.
The described effective filter for steel rolling Treatment of Sludge, the movable connection method of the two ends of described rotating shaft and rinse bath 11 both sides inwalls is, described rinse bath 11 both sides inwalls are provided with the rolling disc with zigzag outer rim corresponding to rotating shaft end positions place, the center of described rolling disc is provided with non-circular perforate, described non-circular perforate can be square or triangle etc., the two ends of described rotating shaft are set to the specification of this non-circular perforate phase reaction and are flexibly connected with described rolling disc in the mode embedding in this non-circular perforate, make rotating shaft drive and to rotate by rolling disc, described rolling disc is flexibly connected with rinse bath 11 both sides inwalls by hinge, rolling disc can be take and rotate as axle center with the pin joint of rinse bath 11 both sides inwalls, thereby drive rotating shaft to rotate.
The described effective filter for steel rolling Treatment of Sludge, described rinse bath 11 both sides inwalls and described rolling disc zigzag outer fringe position corresponding position are provided with can carry out chain translation and that fasten with the sawtooth of rolling disc zigzag outer rim.Described rolling disc, chain are connected with motor and are moved by driven by motor.Chain carries out ring-type loopy moving by driven by motor, drive the rolling disc of engaging with it to rotate, and rolling disc drives rotating shaft to rotate simultaneously, and cylindrical cleaning mechanism is rotated accordingly, guarantees the cleaning of filter bag 5 to carry out continuously.
The described effective filter for steel rolling Treatment of Sludge, described filter chamber 6 also comprises a scraper plate 8, and described scraper plate 8 is one to have the V shaped slab of certain bending angle, and described scraper plate 8 is arranged at one end of described filter chamber 6 and supports mutually with described filter bag 5; The top angle of described scraper plate 8 is set to 45-75 degree, and the set-up mode between described scraper plate 8 and filter bag 5 is that the top direction of scraper plate 8 is contrary with the transmission direction of described filter bag 5.And between described scraper plate 8 and filter bag 5, be provided with 45-60 degree angle, can well the trapped substance adhering on filter bag 5 be scraped, and trapped substance is collected along the downward landing in both sides of scraper plate 8.
The first end that described material is derived pipeline 10 be arranged at described filter chamber 6 bottom and and the position of the two ends phase reaction of described scraper plate 8, the second end that described material is derived pipeline 10 is through the outer wall in described sealing pressing storehouse 1 and and described sealing pressing storehouse 1 is outside is communicated with.Described scraper plate 8 makes trapped substance shunt at its top end, the both sides of the edge that described filter bag 5 is extended respectively at the two ends of described scraper plate 8 are no less than 5 centimetres, make the trapped substance that obtains shunting fall the first end of deriving pipeline 10 corresponding to the material of 6 bottoms, filter chamber along scraper plate 8, both material is derived in the entrance of pipeline 10, and by the second end of the material derivation pipeline that is connected with a decompressor, trapped substance is discharged to described sealing pressing storehouse 1.By feed pipe 2 being set, going out filtrate pipeline 7 and material derivation pipeline 10, make the present invention realize the continuous filtration of material, increase work efficiency.
Although embodiment of the present invention are open as above, but it is not restricted to listed utilization in description and embodiment, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other modification, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend of describing.
Claims (7)
1. for an effective filter for steel rolling Treatment of Sludge, it is characterized in that, comprising:
Sealing pressing storehouse, it is an airtight hollow vessel, described sealing pressing storehouse outer wall is provided with air inlet pipe and feed pipe;
Filter chamber, it is inner that it is arranged at described sealing pressing storehouse, described filter chamber comprises driving wheel and filter bag, wherein said driving wheel is arranged at the two ends of described filter chamber, described filter bag is around in described driving wheel periphery and forms filtration connecting gear, and described filter bag is connected with a vibration pump and is shaken by its driving;
In addition, bottom, described sealing pressing storehouse is provided with rinse bath corresponding to the position of below, described filter chamber, is fixed with for scrubbing the cleaning device of filter bag in described rinse bath;
Inside, described sealing pressing storehouse is also provided with gas blow pipe, the openend of described gas blow pipe is arranged at the top of described filter bag, the openend of described gas blow pipe is set to flat, and the width phase reaction of the width of openend and described filter bag, the opening direction of described gas blow pipe is contrary with the transmission direction of filter bag to be arranged.
2. the effective filter for steel rolling Treatment of Sludge as claimed in claim 1, is characterized in that, described gas blow pipe is provided with a plurality of openends by dispensing head, and described a plurality of openends are distributed in the top of filter bag in turn along filter bag.
3. the effective filter for steel rolling Treatment of Sludge as claimed in claim 1, is characterized in that, described cleaning device You Duozu cylindrical cleaning mechanism rearranges in turn in rinse bath.
4. the effective filter for steel rolling Treatment of Sludge as claimed in claim 3, it is characterized in that, described cylindrical cleaning mechanism comprises rotating shaft and cleaning brush, the two ends of described rotating shaft are flexibly connected with the inwall of rinse bath both sides respectively, described cleaning brush is the radial periphery that is surrounded on rotating shaft and forms the cylindrical cleaning mechanism with certain radius of gyration, and the radius of gyration of described cylindrical cleaning mechanism can arrive at filter bag with the outer rim of cylindrical cleaning mechanism and be as the criterion.
5. the effective filter for steel rolling Treatment of Sludge as claimed in claim 4, it is characterized in that, the movable connection method of the two ends of described rotating shaft and rinse bath both sides inwall is, described rinse bath both sides inwall is provided with the rolling disc with zigzag outer rim corresponding to rotating shaft end positions place, the center of described rolling disc is provided with non-circular perforate, and the two ends of described rotating shaft are set to the specification of this non-circular perforate phase reaction and are flexibly connected with described rolling disc in the mode embedding in this non-circular perforate; Described rolling disc is flexibly connected with rinse bath both sides inwall by hinge.
6. the effective filter for steel rolling Treatment of Sludge as claimed in claim 5, is characterized in that, described rolling disc is connected with motor and is moved by driven by motor.
7. the effective filter for steel rolling Treatment of Sludge as described in claim 2 or 6, is characterized in that, described filter chamber also comprises a scraper plate, and described scraper plate is arranged at one end of described filter chamber and supports mutually with described filter bag;
In addition, the side of described filter chamber is provided with out filtrate pipeline, described in go out filtrate pipeline through described sealing pressing storehouse outer wall and outside connection; Inside, described sealing pressing storehouse is also provided with material and derives pipeline, the first end that described material is derived pipeline be arranged at described filter chamber bottom and and the position of the two ends phase reaction of described scraper plate, the second end that described material is derived pipeline is through the outer wall in described sealing pressing storehouse and and described sealing pressing storehouse is outside is communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410375119.7A CN104096405B (en) | 2014-07-31 | 2014-07-31 | A kind of effective filter for steel rolling Treatment of Sludge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410375119.7A CN104096405B (en) | 2014-07-31 | 2014-07-31 | A kind of effective filter for steel rolling Treatment of Sludge |
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| CN104096405A true CN104096405A (en) | 2014-10-15 |
| CN104096405B CN104096405B (en) | 2016-06-08 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104667609A (en) * | 2015-02-15 | 2015-06-03 | 江苏联峰能源装备有限公司 | Efficient and continuous filtering device for steel rolling sludge treatment |
| CN105800812A (en) * | 2016-04-22 | 2016-07-27 | 晋江市冠兴建材有限责任公司 | Device for treating tail water produced by waste recycling |
| CN108744667A (en) * | 2018-08-22 | 2018-11-06 | 张家港市东方高新聚氨酯有限公司 | A kind of sundries cleaning device in wastewater treatment and recovery system |
| CN110052079A (en) * | 2019-03-13 | 2019-07-26 | 新疆水利水电科学研究院 | Pneumatic cleaning crawler type the screen to filtrate device |
| CN112108421A (en) * | 2020-09-17 | 2020-12-22 | 安徽省萧县黄河故道园艺场 | Surface cleaning equipment for round discus |
| CN112957809A (en) * | 2021-03-17 | 2021-06-15 | 张丽平 | Traditional Chinese medicine residue filtering device for pharmacy |
| CN114470939A (en) * | 2022-01-24 | 2022-05-13 | 深圳市滨特尔环保设备有限公司 | High-efficient municipal sewage sludge separation processing apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104667609A (en) * | 2015-02-15 | 2015-06-03 | 江苏联峰能源装备有限公司 | Efficient and continuous filtering device for steel rolling sludge treatment |
| CN104667609B (en) * | 2015-02-15 | 2016-06-22 | 江苏联峰能源装备有限公司 | A kind of high-efficiency and continuous defecator for steel rolling Treatment of Sludge |
| CN105800812A (en) * | 2016-04-22 | 2016-07-27 | 晋江市冠兴建材有限责任公司 | Device for treating tail water produced by waste recycling |
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| CN108744667A (en) * | 2018-08-22 | 2018-11-06 | 张家港市东方高新聚氨酯有限公司 | A kind of sundries cleaning device in wastewater treatment and recovery system |
| CN110052079A (en) * | 2019-03-13 | 2019-07-26 | 新疆水利水电科学研究院 | Pneumatic cleaning crawler type the screen to filtrate device |
| CN112108421A (en) * | 2020-09-17 | 2020-12-22 | 安徽省萧县黄河故道园艺场 | Surface cleaning equipment for round discus |
| CN112957809A (en) * | 2021-03-17 | 2021-06-15 | 张丽平 | Traditional Chinese medicine residue filtering device for pharmacy |
| CN114470939A (en) * | 2022-01-24 | 2022-05-13 | 深圳市滨特尔环保设备有限公司 | High-efficient municipal sewage sludge separation processing apparatus |
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| CN104096405B (en) | 2016-06-08 |
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Address after: 536000 Jilin Beihai Road, Taiwan Road, Northeast China Electronics Beihai Industrial Park incubator building, room, 3rd floor, Room 302 Patentee after: Liang Junquan Address before: 532200 the Guangxi Zhuang Autonomous Region Chongzuo Jiangzhou District No. 29 Jianshe Road Patentee before: Liang Junquan |
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Effective date of registration: 20180629 Address after: 063000 the west side of Qian'an Railway Station in Tangshan City, Hebei Patentee after: Yanshan Tangshan iron and Steel Co., Ltd. Address before: 536000 Jilin Road, Beihai, the Guangxi Zhuang Autonomous Region, Taiwan Road, Northeast China electronic Beihai Industrial Park incubator building, Room 302, 3rd floor. Patentee before: Liang Junquan |
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Address after: 064400 west side of railway station, Qian'an Economic Development Zone, Tangshan City, Hebei Province Patentee after: Hebei Yanshan iron and Steel Group Co.,Ltd. Address before: 063000 the west side of Qian'an Railway Station in Tangshan City, Hebei Patentee before: TANGSHAN YANSHAN IRON AND STEEL CO.,LTD. |