CN103162090A - Steam pipeline - Google Patents
Steam pipeline Download PDFInfo
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- CN103162090A CN103162090A CN2013100388898A CN201310038889A CN103162090A CN 103162090 A CN103162090 A CN 103162090A CN 2013100388898 A CN2013100388898 A CN 2013100388898A CN 201310038889 A CN201310038889 A CN 201310038889A CN 103162090 A CN103162090 A CN 103162090A
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Abstract
The invention relates to pyroelectric technology, in particular to a steam pipeline. The steam pipeline comprises a main steam pipeline which is communicated with a steam turbine, a silencer is connected with the front end of the steam turbine of the main steam pipeline, the main steam pipeline is provided with a noise-abatement shunt device which is located between the silencer and the steam turbine. The noise-abatement shunt device comprises a branch air pipe, a drain tank and a heat exchange pipe which is located in the drain tank and is sleeved on the outer side of the end portion of the branch air pipe. One end of the heat exchange pipe is connected with the silencer, the end of the heat exchange pipe is far away from the branch air pipe, a plurality of shunt pipes are arranged on the heat exchange pipe, and the shunt pipe is connected with a coil air inlet end of a heat exchanger. The steam pipeline has the advantages of being capable of effectively reducing steam noise, further utilizing steam produced by preheating equipment, avoiding heat energy waste of the steam, effectively reducing pollution and the like.
Description
Technical field
The present invention relates to pyroelectric technology, especially relate to a kind of steam line.
Background technique
Existing thermoelectricity industry adopts the main steam line transit steam, by steam driven steam turbine and generator etc.But the equipment of preparation steam needs to carry out preheating after starting, need throttle down when preheating, and the steam when making preheating is discharged in atmosphere by silencing apparatus.Until after steam reaches the temperature that needs, then open valve, make to meet the requirements of the steam flow steam turbine.The steam that produces in the equipment warm is discharged into atmosphere by silencing apparatus, the heat energy of steam can't be fully utilized, and causes energy waste, and only reduces the steam noise by silencing apparatus, the effect of noise decrease is limited, still can produce larger noise.
As China Patent Publication No. be: CN1413288A, in disclosed a kind of steam turbine operation method and have the turbine installation of the steam turbine of according to said method working on April 23rd, 2003, the steam that feeds as the initial steam acting of expanding in steam turbine, initial steam feed cooling steam generation in gas turbine by heating in gas turbine.The steam turbine suction side cooling with water vapour passes through an initial steam pipeline and is connected with the cooling gas engine of steam, can feed steam turbine from the heated cooling steam of gas engine by this initial steam pipe as initial steam.Driving steam turbine need to make steam reach uniform temperature, and therefore, the equipment of preparation steam needs to carry out preheating after starting, need throttle down when preheating, and the steam when making preheating is discharged in atmosphere by silencing apparatus.Until after steam reaches the temperature that needs, then open valve, make to meet the requirements of the steam flow steam turbine.The steam that produces in the equipment warm is discharged into atmosphere by silencing apparatus, the heat energy of steam can't be fully utilized, and causes energy waste, and only reduces the steam noise by silencing apparatus, the effect of noise decrease is limited, still can produce larger noise.
Summary of the invention
The present invention is mainly the problems such as steam directly is discharged in atmosphere, wastes energy during for existing steam line preheating, the silencing apparatus effect is limited, the steam noise is large, and the steam that provides a kind of and can effectively reduce the steam noise, produces during to the equipment preheating further utilizes, avoids the thermal waste of steam, effectively reduces the steam line that pollutes.
purpose of the present invention mainly is achieved by following proposal: a kind of steam line, comprise the main steam line that is communicated with steam turbine, be positioned at the steam turbine front end on main steam line and be connected with silencing apparatus, be provided with the noise elimination part flow arrangement on described main steam line, the noise elimination part flow arrangement is between silencing apparatus and steam turbine, described noise elimination part flow arrangement comprises the bronchus that is connected with main steam pipe, drain tank, be positioned at drain tank inner and be set in the heat exchanging tube in the outside, bronchus end, heat exchanging tube is connected with silencing apparatus away from a bronchial end, be provided with several ram's hornss on heat exchanging tube, ram's horns is connected with the coil pipe inlet end of heat exchanger.Main steam line is communicated with steam turbine, is used for providing steam to steam turbine.But the equipment of preparation steam needs preheated one-section time steam just can reach the needed temperature of steam turbine when starting, the noise elimination part flow arrangement is installed between silencing apparatus and steam turbine, and the steam that produces in warm carries out preliminary noise elimination through the noise elimination part flow arrangement and carries out the heat exchange utilization again.The steam that produces during preheating enters heat exchanging tube by bronchus, and heat exchanging tube is set in the outside of bronchus end, reduces vapor pressure by increasing caliber, increases simultaneously the capacity of heat exchanging tube, tentatively reduces the steam noise.Heat exchanging tube is positioned at drain tank inside, and steam can carry out heat exchange to the water in drain tank by heat exchanging tube after entering heat exchanging tube, and the water after heat exchange becomes hot water and can utilize; And the water in drain tank can exchange heat pipe and carry out damping, slows down the heat exchanging tube vibrations, further reduces noise.Steam enters in the coil pipe of heat exchanger by several ram's hornss on heat exchanging tube through most steam after heat exchange in heat exchanging tube, carry out heat exchange with the water of the heat exchanger of flowing through, water after heat exchange can drive the equipment such as oxygen-eliminating device, and the heat energy of steam is further utilized.Steam in heat exchanging tube has sub-fraction to enter silencing apparatus by heat exchanging tube to enter atmosphere, and the steam that produces in the time of not only can be to preheating utilizes, and can reduce the steam noise, strengthens soundproof effect, reduces to pollute.
As preferably, the end that described bronchus is positioned at heat exchanging tube inside is provided with horn mouth, and described horn mouth comprises the first cone mouth and the second cone mouth that is connected with the first cone mouth, and the tapering of the second cone mouth is greater than the tapering of the first cone mouth.The end that bronchus is positioned at heat exchanging tube inside is provided with horn mouth, and horn mouth comprises the first cone mouth and the second cone mouth, and the tapering of the second cone mouth is greater than the tapering of the first cone mouth.Bore when giving vent to anger by the first cone mouth increase bronchus, noise decrease, increase the bore of the first cone mouth by the second cone mouth, further noise decrease, adopt the cone mouth of two different taperings to strengthen the soundproof effect at horn mouth place, produce larger noise when avoiding steam from the moment ejection of bronchus end.
As preferably, described several ram's hornss are evenly around the axis setting of heat exchanging tube.Several ram's hornss are evenly around the axis setting of heat exchanging tube, the gas pressure that has some strength after steam enters heat exchanging tube, ram's horns is evenly around the axis setting of heat exchanging tube, can make the vapor pressure that enters ram's horns identical, make the vibration of whole heat exchanging tube and all ram's hornss evenly, noise decrease.
As preferably, described ram's horns is obliquely installed, and the angle between the axis of ram's horns and the axis of heat exchanging tube is the 0-30 degree.After steam enters heat exchanging tube along bronchus, enter ram's horns, due to ram's horns be obliquely installed and the axis of the axis of ram's horns and heat exchanging tube between angle be the 0-30 degree, the change amount of vapor flow direction is the 0-30 degree, the vapor flow direction changes less, less to the change of the medium impact forces such as tube wall, can effectively reduce the vapor stream noise.
As preferably, the lower end of described heat exchanging tube is connected with drain tank by waste pipe, is provided with one-way valve on waste pipe.When heat exchanging tube carries out heat exchange in drain tank, steam meeting forming section condensed water in heat exchanging tube, condensed water can pass through in the waste pipe inflow drain tank of heat exchanging tube lower end, and one-way valve is set on waste pipe, can avoid the interior aqueous reflux of drain tank in heat exchanging tube.
As preferably, described drain tank is connected with the feed-water end of heat exchanger, and the waterexit end of heat exchanger is connected with oxygen-eliminating device.Drain tank is connected with the feed-water end of heat exchanger, the water of heating after heat exchange in drain tank can be introduced again the feed-water end of heat exchanger, carry out further heat exchange with the steam in the ram's horns inflow heat exchanger, after heat exchange, the water of heating flows into oxygen-eliminating device by the waterexit end of heat exchanger, be used for driving oxygen-eliminating device, the heat energy of the steam that produces when making preheating is fully used.
As preferably, the coil pipe outlet side of described heat exchanger is connected with hydrophobic development unit.The coil pipe outlet side of heat exchanger is connected with hydrophobic development unit, hydrophobic development unit can separate steam and condensed moisture, steam can be connected to silencing apparatus and be disposed to atmosphere, also can enter oxygen-eliminating device oxygen-eliminating device is driven utilization, and condensed water can be back in drain tank and utilize.
as preferably, the end that described bronchus is positioned at heat exchanging tube inside is provided with horn mouth, described horn mouth comprises the first cone mouth and the second cone mouth that is connected with the first cone mouth, the tapering of the second cone mouth is greater than the tapering of the first cone mouth, described several ram's hornss are evenly around the axis setting of heat exchanging tube, described ram's horns is obliquely installed, angle between the axis of ram's horns and the axis of heat exchanging tube is the 0-30 degree, the lower end of described heat exchanging tube is connected with drain tank by waste pipe, be provided with one-way valve on waste pipe, described drain tank is connected with the feed-water end of heat exchanger, the waterexit end of heat exchanger is connected with oxygen-eliminating device, the coil pipe outlet side of described heat exchanger is connected with hydrophobic development unit.
therefore, steam line of the present invention possesses following advantage: 1, the noise elimination part flow arrangement is installed between silencing apparatus and steam turbine, the steam that produces in warm carries out preliminary noise elimination through the noise elimination part flow arrangement and carries out the heat exchange utilization again, the steam that produces during preheating enters heat exchanging tube by bronchus, heat exchanging tube is set in the outside of bronchus end, reduce vapor pressure by increasing caliber, increase simultaneously the capacity of heat exchanging tube, tentatively reduce the steam noise, heat exchanging tube is positioned at drain tank inside, steam can carry out heat exchange to the water in drain tank by heat exchanging tube after entering heat exchanging tube, water after heat exchange becomes hot water and can utilize, and the water in drain tank can be exchanged heat pipe and carries out damping, slow down the heat exchanging tube vibrations, further reduce noise, 2, steam enters in the coil pipe of heat exchanger by several ram's hornss on heat exchanging tube through most steam after heat exchange in heat exchanging tube, carry out heat exchange with the water of the heat exchanger of flowing through, water after heat exchange can drive the equipment such as oxygen-eliminating device, heat energy to steam further utilizes, steam in heat exchanging tube has sub-fraction to enter silencing apparatus by heat exchanging tube to enter atmosphere, the steam that produces in the time of not only can be to preheating utilizes, and can reduce the steam noise, strengthen soundproof effect, reduce to pollute, 3, the bronchus end that is positioned at heat exchanging tube inside is provided with horn mouth, and horn mouth comprises the first cone mouth and the second cone mouth, the tapering of the second cone mouth is greater than the tapering of the first cone mouth, bore when giving vent to anger by the first cone mouth increase bronchus, noise decrease is by the bore of second cone mouth increase the first cone mouth, further noise decrease, adopt the cone mouth of two different taperings to strengthen the soundproof effect at horn mouth place, produce larger noise when avoiding steam from the moment ejection of bronchus end, 4, several ram's hornss are evenly around the axis setting of heat exchanging tube, the gas pressure that has some strength after steam enters heat exchanging tube, ram's horns is evenly around the axis setting of heat exchanging tube, can make the vapor pressure that enters ram's horns identical, make the vibration of whole heat exchanging tube and all ram's hornss evenly, noise decrease, 5, after steam enters heat exchanging tube along bronchus, enter ram's horns, due to ram's horns be obliquely installed and the axis of the axis of ram's horns and heat exchanging tube between angle be the 0-30 degree, the change amount of vapor flow direction is the 0-30 degree, the vapor flow direction changes less, less to the change of the medium impact forces such as tube wall, can effectively reduce the vapor stream noise, when 6, heat exchanging tube carries out heat exchange in drain tank, steam meeting forming section condensed water in heat exchanging tube, condensed water can pass through in the waste pipe inflow drain tank of heat exchanging tube lower end, and one-way valve is set on waste pipe, can avoid the interior aqueous reflux of drain tank in heat exchanging tube.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of the present invention;
Accompanying drawing 2 is structural representations of noise elimination part flow arrangement in the present invention;
Accompanying drawing 3 is A place partial enlarged drawings in accompanying drawing 2.
Illustrate: 1-main steam line, 3-steam turbine, 4-noise elimination part flow arrangement, 41-bronchus, the 42-heat exchanging tube, 43-ram's horns, 44-drain tank, the 45-waste pipe, 46-one-way valve, 47-the first cone mouth, 48-the second cone mouth, 5-silencing apparatus, 6-heat exchanger, 61-coil pipe inlet end, 62-coil pipe outlet side, 63-feed-water end, the 64-waterexit end, 7-hydrophobic development unit, 8-oxygen-eliminating device.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, technological scheme of the present invention is described in further detail.
Embodiment 1: as shown in Figure 1, a kind of steam line comprises the main steam line 1 that is connected with steam turbine 3, is positioned at steam turbine 3 front ends on main steam line 1 and is connected with silencing apparatus 5.Noise elimination part flow arrangement 4 is installed on main steam line 1, and noise elimination part flow arrangement 4 is between silencing apparatus 5 and steam turbine 3.As shown in Figure 2, noise elimination part flow arrangement 4 comprises bronchus 41, drain tank 44 and heat exchanging tube 42, bronchus 41 is connected with main steam line 1, one end of heat exchanging tube 42 is socketed in the outside, end of bronchus 41, as shown in Figure 3, the end that bronchus 41 is positioned at heat exchanging tube 42 inside has horn mouth, and horn mouth comprises that the tapering of the first cone mouth 47 and the second cone mouth 48, the second cone mouths 48 is greater than the tapering of the first cone mouth 47.Heat exchanging tube 42 is positioned at drain tank 44, and heat exchanging tube 42 lower ends are connected with drain tank 44 by waste pipe 45, and one-way valve 46 is installed on waste pipe 45.Heat exchanging tube 42 is connected with silencing apparatus 5 away from an end of bronchus 41.Be connected with the even axis spread configuration around heat exchanging tube 42 of 43, four ram's hornss of four ram's hornss 43 on heat exchanging tube 42.Ram's horns 43 be obliquely installed and the axis of the axis of ram's horns 43 and heat exchanging tube 42 between angle be 15 degree.Ram's horns 43 all is connected to respectively corresponding four coil pipes of 61, four ram's hornss of coil pipe inlet end 43 of heat exchanger 6 away from an end of heat exchanging tube 42, four coil pipes are coiled in same heat exchanger 6, and coil pipe outlet side 62 is connected with hydrophobic development unit 7.The feed-water end 6. of heat exchanger 6 is connected on drain tank 5, and waterexit end 64 is connected on oxygen-eliminating device 8.
Main steam line is communicated with steam turbine, is used for providing steam to steam turbine.But the equipment of preparation steam needs preheated one-section time steam just can reach the needed temperature of steam turbine when starting, the noise elimination part flow arrangement is installed between silencing apparatus and steam turbine, and the steam that produces in warm carries out preliminary noise elimination through the noise elimination part flow arrangement and carries out the heat exchange utilization again.The steam that produces during preheating enters heat exchanging tube by bronchus, and heat exchanging tube is set in the outside of bronchus end, reduces vapor pressure by increasing caliber, increases simultaneously the capacity of heat exchanging tube, tentatively reduces the steam noise.Heat exchanging tube is positioned at drain tank inside, and steam can carry out heat exchange to the water in drain tank by heat exchanging tube after entering heat exchanging tube, and the water after heat exchange becomes hot water and can utilize; And the water in drain tank can exchange heat pipe and carry out damping, slows down the heat exchanging tube vibrations, further reduces noise.Steam enters in the coil pipe of heat exchanger by several ram's hornss on heat exchanging tube through most steam after heat exchange in heat exchanging tube, carry out heat exchange with the water of the heat exchanger of flowing through, water after heat exchange can drive the equipment such as oxygen-eliminating device, and the heat energy of steam is further utilized.Steam in heat exchanging tube has sub-fraction to enter silencing apparatus by heat exchanging tube to enter atmosphere, and the steam that produces in the time of not only can be to preheating utilizes, and can reduce the steam noise, strengthens soundproof effect, reduces to pollute.The end that bronchus is positioned at heat exchanging tube inside is provided with horn mouth, and horn mouth comprises the first cone mouth and the second cone mouth, and the tapering of the second cone mouth is greater than the tapering of the first cone mouth.Bore when giving vent to anger by the first cone mouth increase bronchus, noise decrease, increase the bore of the first cone mouth by the second cone mouth, further noise decrease, adopt the cone mouth of two different taperings to strengthen the soundproof effect at horn mouth place, produce larger noise when avoiding steam from the moment ejection of bronchus end.Four ram's hornss are evenly around the axis setting of heat exchanging tube, the gas pressure that has some strength after steam enters heat exchanging tube, ram's horns is evenly around the axis setting of heat exchanging tube, can make the vapor pressure that enters ram's horns identical, make the vibration of whole heat exchanging tube and all ram's hornss evenly, noise decrease.After steam enters heat exchanging tube along bronchus, enter ram's horns, due to ram's horns be obliquely installed and the axis of the axis of ram's horns and heat exchanging tube between angle be 15 degree, the change amount of vapor flow direction is 15 degree, the vapor flow direction changes less, less to the change of the medium impact forces such as tube wall, can effectively reduce the vapor stream noise.When heat exchanging tube carries out heat exchange in drain tank, steam meeting forming section condensed water in heat exchanging tube, condensed water can pass through in the waste pipe inflow drain tank of heat exchanging tube lower end, and one-way valve is set on waste pipe, can avoid the interior aqueous reflux of drain tank in heat exchanging tube.Drain tank is connected with the feed-water end of heat exchanger, the water of heating after heat exchange in drain tank can be introduced again the feed-water end of heat exchanger, carry out further heat exchange with the steam in the ram's horns inflow heat exchanger, after heat exchange, the water of heating flows into oxygen-eliminating device by the waterexit end of heat exchanger, be used for driving oxygen-eliminating device, the heat energy of the steam that produces when making preheating is fully used.The coil pipe outlet side of heat exchanger is connected with hydrophobic development unit, hydrophobic development unit can separate steam and condensed moisture, steam can be connected to silencing apparatus and be disposed to atmosphere, also can enter oxygen-eliminating device oxygen-eliminating device is driven utilization, and condensed water can be back in drain tank and utilize.
Should be understood that this embodiment only to be used for explanation the present invention and be not used in and limit the scope of the invention.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Claims (8)
1. steam line, comprise the main steam line that is communicated with steam turbine, be positioned at the steam turbine front end on main steam line and be connected with silencing apparatus, it is characterized in that, be provided with the noise elimination part flow arrangement on described main steam line, the noise elimination part flow arrangement is between silencing apparatus and steam turbine, described noise elimination part flow arrangement comprises the bronchus that is connected with main steam pipe, drain tank, be positioned at drain tank inner and be set in the heat exchanging tube in the outside, bronchus end, heat exchanging tube is connected with silencing apparatus away from a bronchial end, be provided with several ram's hornss on heat exchanging tube, ram's horns is connected with the coil pipe inlet end of heat exchanger.
2. steam line according to claim 1, it is characterized in that, the end that described bronchus is positioned at heat exchanging tube inside is provided with horn mouth, and described horn mouth comprises the first cone mouth and the second cone mouth that is connected with the first cone mouth, and the tapering of the second cone mouth is greater than the tapering of the first cone mouth.
3. steam line according to claim 1, is characterized in that, described several ram's hornss are evenly around the axis setting of heat exchanging tube.
4. steam line according to claim 1, is characterized in that, described ram's horns is obliquely installed, and the angle between the axis of ram's horns and the axis of heat exchanging tube is the 0-30 degree.
5. according to claim 1 and 2 or 3 or 4 described steam lines, is characterized in that, the lower end of described heat exchanging tube is connected with drain tank by waste pipe, is provided with one-way valve on waste pipe.
6. according to claim 1 and 2 or 3 or 4 described steam lines, is characterized in that, described drain tank is connected with the feed-water end of heat exchanger, and the waterexit end of heat exchanger is connected with oxygen-eliminating device.
7. according to claim 1 and 2 or 3 or 4 described steam lines, is characterized in that, the coil pipe outlet side of described heat exchanger is connected with hydrophobic development unit.
8. steam line according to claim 1, it is characterized in that, the end that described bronchus is positioned at heat exchanging tube inside is provided with horn mouth, described horn mouth comprises the first cone mouth and the second cone mouth that is connected with the first cone mouth, the tapering of the second cone mouth is greater than the tapering of the first cone mouth, described several ram's hornss are evenly around the axis setting of heat exchanging tube, described ram's horns is obliquely installed, angle between the axis of ram's horns and the axis of heat exchanging tube is the 0-30 degree, the lower end of described heat exchanging tube is connected with drain tank by waste pipe, be provided with one-way valve on waste pipe, described drain tank is connected with the feed-water end of heat exchanger, the waterexit end of heat exchanger is connected with oxygen-eliminating device, the coil pipe outlet side of described heat exchanger is connected with hydrophobic development unit.
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| CN201310038889.8A CN103162090B (en) | 2013-02-01 | 2013-02-01 | Jet chimney |
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| CN201310038889.8A CN103162090B (en) | 2013-02-01 | 2013-02-01 | Jet chimney |
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| CN103162090B CN103162090B (en) | 2015-11-04 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105987281A (en) * | 2015-01-28 | 2016-10-05 | 屠卡繁 | Flow arrangement method of industrial steam with three purposes |
| CN112304123A (en) * | 2019-08-01 | 2021-02-02 | 杭州三花研究院有限公司 | End cover, collecting pipe and heat exchanger |
| CN115711335A (en) * | 2022-09-19 | 2023-02-24 | 新疆八一钢铁股份有限公司 | Control board pressure reduction and flow division flash tank |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201891475U (en) * | 2010-09-10 | 2011-07-06 | 唐硎 | Steam-assisting system for engine |
| CN201974066U (en) * | 2011-03-22 | 2011-09-14 | 李秀元 | Directly-heated type steam-water heat-energy transducer |
| CN203099203U (en) * | 2013-02-01 | 2013-07-31 | 浙江富春江环保热电股份有限公司 | Steam pipeline |
-
2013
- 2013-02-01 CN CN201310038889.8A patent/CN103162090B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201891475U (en) * | 2010-09-10 | 2011-07-06 | 唐硎 | Steam-assisting system for engine |
| CN201974066U (en) * | 2011-03-22 | 2011-09-14 | 李秀元 | Directly-heated type steam-water heat-energy transducer |
| CN203099203U (en) * | 2013-02-01 | 2013-07-31 | 浙江富春江环保热电股份有限公司 | Steam pipeline |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105987281A (en) * | 2015-01-28 | 2016-10-05 | 屠卡繁 | Flow arrangement method of industrial steam with three purposes |
| CN105987281B (en) * | 2015-01-28 | 2018-12-04 | 屠卡繁 | The one flow arrangement method of vapour three of industrial steam |
| CN112304123A (en) * | 2019-08-01 | 2021-02-02 | 杭州三花研究院有限公司 | End cover, collecting pipe and heat exchanger |
| CN115711335A (en) * | 2022-09-19 | 2023-02-24 | 新疆八一钢铁股份有限公司 | Control board pressure reduction and flow division flash tank |
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| CN103162090B (en) | 2015-11-04 |
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Effective date of registration: 20230307 Address after: No. 99, Tengfei Road, Licheng Town, Liyang City, Changzhou City, Jiangsu Province 213399 Patentee after: Jiangsu Fuchunjiang environmental protection Thermal Power Co.,Ltd. Address before: No. 188, Chunyong Road, Lingqiao Town, Fuyang City, Hangzhou City, Zhejiang Province, 311418 Patentee before: ZHEJIANG FUCHUNJIANG ENVIRONMENTAL PROTECTION THERMOELECTRICITY Co.,Ltd. |