CN208764910U - Boiler Steam recovery system and combustion apparatus - Google Patents
Boiler Steam recovery system and combustion apparatus Download PDFInfo
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- CN208764910U CN208764910U CN201820040495.4U CN201820040495U CN208764910U CN 208764910 U CN208764910 U CN 208764910U CN 201820040495 U CN201820040495 U CN 201820040495U CN 208764910 U CN208764910 U CN 208764910U
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Abstract
The utility model provides a kind of Boiler Steam recovery system and combustion apparatus, is related to the technical field of heat energy recovery equipment.Boiler Steam recovery system includes boiler, deaerating plant and heating heat exchanger；The boiler is connect by pipeline with the deaerating plant, and the outlet side of the deaerating plant is connect with the inlet end of the heating heat exchanger.It solves in the prior art, after thermal deaerator heats the water to 150 DEG C, the steam that generates in softened water and oxygen and other incoagulable gas are outdoor by the desorption tube discharge of oxygen-eliminating device, the technical issues of causing the waste of thermal energy and water resource.The utility model is combined using deaerating plant and heating heat exchanger, has carried out reasonable utilization to gas heat caused by boiler, to achieve the purpose that energy saving.
Description
Technical field
The utility model relates to the technical field of heat energy recovery equipment, more particularly, to a kind of Boiler Steam recovery system and
Combustion apparatus.
Background technique
Coal-burning boiler refers to the inverted rear boiler for generating steam or becoming hot water of the coal heat of fuel combustion.I
State's coal-burned industrial boiler has hundreds of thousands platform, and coal-burning boiler is classified according to purposes, is broadly divided into coal-fired hot water boiler, coal fuel heating
Homogeneous solution-type reactor, coal-fired steam boiler, coal burning heat-conducting oil boiler, for supplying boiled water, coal-fired hot-water boiler is used for coal-fired hot water boiler
Heating and bathing, coal-fired steam boiler are used for boiling and drying for supplying steam, coal burning heat-conducting oil boiler.The use of coal-burning boiler
Way is different, and combustion system, heat-supplying mode and exhaust gas temperature are also different.Coal-burning boiler is during burning, general body
The efficiency of combustion of the bigger boiler of product can be relatively high, and efficiency of combustion is usually between 60%-80%.
But not all heat has all carried out effective conversion, sub-fraction heat has also carried out idle
Consumption.For the generation for reducing the above problem, need to be removed using thermal deaerator to the softened water that coal-fired steam boiler is supplied
Oxygen, it is also most thorough deoxidation method that thermal de-aeration, which is most traditional, and thermal deaerator generally passes through steam and is heated to softened water
150 DEG C, after water is heated to 150 DEG C, the oxygen and other incoagulable gas dissolved in softened water is vented directly to the water surface from water,
Oxygen and other incoagulable gas are discharged outdoor by the desorption tube of oxygen-eliminating device.Although thermal de-aeration arranges the oxygen in softened water
Out, still, since softened water is heated to 150 DEG C, the steam and heat that some softened waters generate can be with oxygen-eliminating device desorption tubes
It is expelled directly out outdoor together with oxygen and other incoagulable gas, is not utilized rationally, thus causes thermal energy and water
The waste of resource.
Utility model content
It is existing in the prior art to solve the purpose of this utility model is to provide a kind of Boiler Steam recovery system,
The steam and oxygen and other incoagulable gas generated in softened water after thermal deaerator heats the water to 150 DEG C passes through deoxygenation
The technical issues of outdoor is discharged in the desorption tube of device, causes the waste of thermal energy and water resource.
The utility model also provides a kind of combustion apparatus, and in the prior art with solution, the water after thermal deaerator heating is soft
It is outdoor by the desorption tube discharge of oxygen-eliminating device to change the steam generated in water and oxygen and other incoagulable gas, causes thermal energy and water
The technical issues of waste of resource.
A kind of Boiler Steam recovery system provided by the utility model, including boiler, deaerating plant and heating heat exchanger；
The boiler is connect by pipeline with the deaerating plant, the outlet side of the deaerating plant and the heating heat-exchange
The inlet end of device connects.
Further, the deaerating plant includes oxygen-eliminating device and recovery channel；
The boiler is connect by pipeline with the oxygen-eliminating device, the outlet side of the oxygen-eliminating device and the recovery channel into
The connection of gas end, the outlet side of the recovery channel is connect with the inlet end of the heating heat exchanger.
Further, the deaerating plant further includes muffler；
The muffler is connected on the recovery channel, carries out noise reduction to the noise that the boiler generates.
Further, the deaerating plant further includes filter；
The filter is connected on the recovery channel, and the outlet side of the oxygen-eliminating device is arranged in, to the deoxygenation
The gas of device outflow is filtered.
Further, the deaerating plant further includes the first check valve, second one-way valve, third check valve and check-valves；
First check valve is mounted on the pipeline between the oxygen-eliminating device and the muffler；The second one-way valve
It is mounted on the inlet end of the muffler；The third check valve and the check-valves are sequentially arranged at the muffler and described
On pipeline between heating heat exchanger.
Further, the quantity of the deaerating plant is multiple, and multiple deaerating plants are connected in the boiler in parallel
On pipeline between the heating heat exchanger.
Further, the quantity of the deaerating plant is multiple, and multiple deaerating plants are connected in series in the boiler
On pipeline between the heating heat exchanger.
It further, further include concurrent heating pipeline；
The water inlet of the concurrent heating pipeline is connect with the boiler, the water outlet and the heating heat-exchange of the concurrent heating pipeline
Device connection.
It further, further include water tank and outlet conduit；
The water inlet end of the outlet conduit is connect with the heating heat exchanger, the water outlet of the outlet conduit and the water
Case connection.
The utility model also provides a kind of combustion apparatus, the combustion apparatus installation Boiler Steam recovery system.
A kind of Boiler Steam recovery system provided by the utility model, the boiler are connected by pipeline and the deaerating plant
It connects, the boiler provides heat as the equipment that energy burns, and the deaerating plant can be to the softened water before entrance boiler
Heating and deoxygenation operation are carried out, the steam and oxygen and other incoagulable gas generated in softened water after deoxygenation operation is along institute
Deaerating plant is stated to convey outward；The outlet side of the deaerating plant is connect with the inlet end of the heating heat exchanger, makes described remove
The gas of oxygen device conveying is fed directly to the heating heat exchanger, and the heat using the gas of deaerating plant conveying is direct
Heating operation is carried out to the heating heat exchanger, these gas heats generated to the boiler are made full use of, thus
The energy is saved.The connection structure of the utility model is compact, is combined using deaerating plant and heating heat exchanger, is produced to boiler
Raw gas heat has carried out reasonable utilization, to be finally reached energy saving purpose.
The utility model also provides a kind of combustion apparatus, which is equipped with above-mentioned Boiler Steam recovery system, right
Gas heat caused by combustion apparatus has carried out abundant, reasonable utilization, to improve the burning effect of entire combustion apparatus
Rate.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the first connection type provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of second of connection type provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of the third connection type provided by the embodiment of the utility model；
Fig. 4 is the structural schematic diagram of the 4th kind of connection type provided by the embodiment of the utility model.
Icon: 100- boiler；200- deaerating plant；300- heating heat exchanger；400- concurrent heating pipeline；500- water tank；
600- outlet conduit；201- oxygen-eliminating device；202- recovery channel；203- muffler；204- filter；205- first is unidirectional
Valve；206- second one-way valve；207- third check valve；208- check-valves.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Fig. 1 is the structural schematic diagram of the first connection type provided by the embodiment of the utility model.
As shown in Figure 1, a kind of Boiler Steam recovery system provided by the utility model, including boiler 100, deaerating plant
200 and heating heat exchanger 300；
The boiler 100 is connect by pipeline with the deaerating plant 200, the outlet side of the deaerating plant 200 and institute
State the inlet end connection of heating heat exchanger 300.
In Fig. 1, into boiler 100 before softened water first heated in deaerating plant 200, softened water is heated to
After 104 DEG C, the steam generated in softened water is output to the outside with oxygen and other incoagulable gas along deaerating plant 200,
The outlet side of deaerating plant 200 connects heating heat exchanger 300, so that these gases is fed directly to heating heat exchanger 300, to heating
Heat exchanger 300 carries out heating operation, has carried out reasonable utilization to these gases.
Heating heat exchanger 300 is mainly used for the bathing of family's winter, laundry clothes, keeps Home Heating more perfect with bathing, or
Person be used in family kitchen wash the dishes, wash vegetables, be a kind of not electricity consumption, the water heater without combustion gas, energy conservation and environmentally friendly；Simultaneously also for list
The public places such as position, hotel, school use.
Further, the deaerating plant 200 includes oxygen-eliminating device 201 and recovery channel 202；
The boiler 100 is connect by pipeline with the oxygen-eliminating device 201, the outlet side of the oxygen-eliminating device 201 and described time
The inlet end in closed tube road 202 connects, and the outlet side of the recovery channel 202 is connect with the inlet end of the heating heat exchanger 300.
201 pairs of oxygen-eliminating device are heated into the softened water before boiler 100, the steaming generated in 201 softened water of oxygen-eliminating device
Vapour and oxygen and other incoagulable gas are conveyed along recovery channel 202, connect heating heat-exchange in the outlet side of recovery channel 202
Device 300 makes the steam generated in softened water and oxygen and other incoagulable gas be directly entered heating heat exchanger 300, to softening
The steam and oxygen that generate in water and other incoagulable gas have carried out reasonable utilization.
Further, the deaerating plant 200 further includes muffler 203；
The muffler 203 is connected on the recovery channel 202, carries out noise reduction to the noise that the boiler 100 generates.
Muffler 203 uses boiler muffler, and boiler muffler refers to, by high temperature and high pressure steam and low-pressure steam in noise reduction
In device after dilatation decompression, into secondary decompression body, it is depressured to form low pressure or the ejection of ultralow pressure steam through big volume dilatation
Afterwards, then the resistance sound sound-absorbing cover through being depressured an external combined more Material cladding structures, again noise elimination flat heel row to atmosphere
In.The pattern industry noise elimination device is high with safety coefficient, noise elimination value is big, contour size of the unit(s) is small, light-weight and installation
The advantages that facilitating.
Fig. 2 is the structural schematic diagram of second of connection type provided by the embodiment of the utility model.
Further, the deaerating plant 200 further includes filter 204；
The filter 204 is connected on the recovery channel 202, and the outlet side of the oxygen-eliminating device 201 is arranged in, right
The gas that the oxygen-eliminating device 201 flows out is filtered.
As shown in Fig. 2, being connected with filter 204 in the outlet side of oxygen-eliminating device 201, filter 204 uses boiler smoke mistake
Filter, the gas that oxygen-eliminating device 201 is discharged in smoke dust filter of boiler first carry out filtration treatment, avoid some smoke contamination recovery tubes
Road 202 enters back into heating heat exchanger 300 after so that clean gas is entered recovery channel 202, using clean gas to heating
Heat exchanger 300 is directly heated, and is also avoided heating heat exchanger 300 and is damaged, and the work effect of heating heat exchanger 300 is improved
Rate.
Further, the deaerating plant 200 further includes the first check valve 205, second one-way valve 206, third check valve
207 and check-valves 208；
First check valve 205 is mounted on the pipeline between the oxygen-eliminating device 201 and the muffler 203；It is described
Second one-way valve 206 is mounted on the inlet end of the muffler 203；The third check valve 207 and the check-valves 208 are successively
It is mounted on the pipeline between the muffler 203 and the heating heat exchanger 300.
In Fig. 2, the gas that the first check valve 205 is used to that oxygen-eliminating device 201 to be discharged is controlled, and needs oxygen-eliminating device
201 when discharging gas, and the first check valve 205 is opened, single by first when not needing oxygen-eliminating device 201 and discharging gas
It is closed to valve 205, and the first check valve 205 is single direction discharge gas, can be avoided the reflux of gas, makes oxygen-eliminating device
201 stable operations.
Second one-way valve 206 is mounted on the inlet end of muffler 203, in winter, the season for needing to heat, boiler 100 into
When row heating, second one-way valve 206 is closed, noise reduction operation is carried out to noise caused by boiler 100 using muffler 203；
In other seasons, the season of heating is not needed, second one-way valve 206 is opened, made more generated a small amount of in boiler 100
Gas directs out discharge along the exhaust outlet of muffler 203.
Third check valve 207 and check-valves 208 are connected in turn on pipeline from left to right, to the gas on recovery channel 202
Body is gradually controlled, and check-valves 208 is adopted manually also by the way of check valve, when third check valve
When 207 control performance difference, check-valves 208 can be manually booted, effectively avoids recovery channel 202 in the process be vented outwards
The exhaust of middle appearance is flow backwards, and is damaged caused by whole system, using third check valve 207 and check-valves 208 to whole system
Normal operation protected.
Further, the quantity of the deaerating plant 200 is multiple, and multiple deaerating plants 200 are connected in institute in parallel
It states on the pipeline between boiler 100 and the heating heat exchanger 300.
Fig. 3 is the structural schematic diagram of the third connection type provided by the embodiment of the utility model.
As shown in figure 3, deaerating plant 200 at least uses two, a deaerating plant 200 is for using, another deoxygenation
Device 200 is used as spare tyre, to guarantee operation that whole system can be stable.
During actual use, deaerating plant 200 can also be set as more according to the needs of use.Such as: pot
When the quantity of furnace 100 is more or when the capacity of boiler 100 is bigger, more can be arranged in deaerating plant 200,
To heat the steam generated in after-tack water and oxygen and other incoagulable gas progress reasonable utilization to boiler 100, avoid
The waste of the energy.
In Fig. 3, two deaerating plants 200 are set as, two deaerating plants 200 are by the way of being connected in parallel, and two
The output end of deaerating plant 200 is connect with the conveyance conduit of heating heat exchanger 300, so that two deaerating plants 200 are arranged simultaneously
Gas carries out heating operation to heating heat exchanger 300 by conveyance conduit.
Further, the quantity of the deaerating plant 200 is multiple, and multiple deaerating plants 200 are connected in series in institute
It states on the pipeline between boiler 100 and the heating heat exchanger 300.
Fig. 4 is the structural schematic diagram of the 4th kind of connection type provided by the embodiment of the utility model.
As shown in figure 4, be set as two deaerating plants 200, two deaerating plants 200 are by the way of being connected in series, the
The output end of one deaerating plant 200 is connect with the input terminal of second deaerating plant 200, second deaerating plant 200 it is defeated
Outlet is connect with the conveyance conduit of heating heat exchanger 300, is connected using two deaerating plants 200, can be filled to first deoxygenation
It sets the steam generated in 200 softened water and oxygen and other incoagulable gas carries out secondary filter；And when two deoxygenation dresses
200 are set all when opening, when the gas flow of one of deaerating plant 200 conveying is few, another deaerating plant can be passed through
200 are delivered to the conveyance conduit of heating heat exchanger 300 together, to ensure that the heat gas amount of heating heat exchanger 300 is uniform.
It further, further include concurrent heating pipeline 400；
The water inlet of the concurrent heating pipeline 400 is connect with the boiler 100, the water outlet of the concurrent heating pipeline 400 and institute
State the connection of heating heat exchanger 300.
As shown in figure 4, when the steam and oxygen and other incoagulable gas generated in two 200 softened waters of deaerating plant
Heat is insufficient, when heating heat exchanger 300 cannot be made to operate normally, can connect between boiler 100 and heating heat exchanger 300
Concurrent heating pipeline 400 is connect, a part of steam heat caused by boiler 100 is made to be supplied to heating heat exchanger 300, to ensure that heating is changed
Hot device 300 can be stable operation.
Check valve is installed on concurrent heating pipeline 400, when the steam that is generated in two 200 softened waters of deaerating plant and oxygen and
When the heat insufficient supply of other incoagulable gas, check valve is opened, heating is changed using steam heat caused by boiler 100
Hot device 300 is supplemented.
When the steam generated in two 200 softened waters of deaerating plant and the supply of the heat of oxygen and other incoagulable gas fill
When sufficient, by closed check valve, heating operation is carried out to heating heat exchanger 300 using heat caused by two deaerating plants 200.
Check valve is installed on concurrent heating pipeline 400, can be avoided gas the phenomenon that flowing back on concurrent heating pipeline 400,
Boiler 100 is protected.
It further, further include water tank 500 and outlet conduit 600；
The water inlet end of the outlet conduit 600 is connect with the heating heat exchanger 300, the water outlet of the outlet conduit 600
End is connect with the water tank 500.
As shown in figure 4, heating heat exchanger 300 is in the process of running, some steam condensate (SC)s can be generated, in heating heat-exchange
The water outlet of device 300 connects outlet conduit 600, using outlet conduit 600 to steam condensate (SC) caused by heating heat exchanger 300
It is drained.
It is also connected with check valve on outlet conduit 600, using check valve at any time to the stream of the condensed water in outlet conduit 600
To the phenomenon that controlled, prevent condensed water from flowing backwards.
It is connected with water tank 500 in the water outlet of outlet conduit 600, using water tank 500 to caused by heating heat exchanger 300
Steam condensate (SC) is collected.
Condensed water in water tank 500 can be again used in the heating of boiler 100 and use, and can also be used in life production, to this
A little steam condensate (SC)s are made full use of, to save water resource.
Boiler Steam recovery system provided by the utility model connects recovery channel, effective land productivity in the outlet of oxygen-eliminating device
With waste heat, the joint noise reduction device on recovery channel, by check-valves connection enter heating heat exchanger, avoid gas thermal energy and
The waste of water resource has not only saved production cost, but also has effectively reduced noise pollution.
The utility model also provides a kind of combustion apparatus, the combustion apparatus installation Boiler Steam recovery system.
The above-mentioned Boiler Steam recovery system of installation, has carried out sufficiently gas caused by combustion apparatus in combustion apparatus
Reasonable utilization, meanwhile, it avoids generating noise using muffler, the operating status of entire combustion apparatus is stablized, effective to save
Resource.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (8)
1. a kind of Boiler Steam recovery system, which is characterized in that including boiler (100), deaerating plant (200) and heating heat exchanger
(300)；
The boiler (100) is connect by pipeline with the deaerating plant (200), the outlet side of the deaerating plant (200) and
The inlet end of the heating heat exchanger (300) connects；
The deaerating plant (200) includes oxygen-eliminating device (201) and recovery channel (202)；
The boiler (100) is connect by pipeline with the oxygen-eliminating device (201), the outlet side of the oxygen-eliminating device (201) with it is described
The inlet end of recovery channel (202) connects, the outlet side of the recovery channel (202) and the heating heat exchanger (300) into
Gas end connects, and steam condensate (SC) caused by the heating heat exchanger (300) in the boiler (100) for using；
It further include concurrent heating pipeline (400)；
The water inlet of the concurrent heating pipeline (400) is connect with the boiler (100), the water outlet of the concurrent heating pipeline (400) with
The heating heat exchanger (300) connects, and connects check valve on the concurrent heating pipeline (400).
2. Boiler Steam recovery system according to claim 1, which is characterized in that the deaerating plant (200) further includes
Muffler (203)；
The muffler (203) is connected on the recovery channel (202), and the noise generated to the boiler (100) drops
It makes an uproar.
3. Boiler Steam recovery system according to claim 1, which is characterized in that the deaerating plant (200) further includes
Filter (204)；
The filter (204) is connected on the recovery channel (202), and is arranged in the outlet side of the oxygen-eliminating device (201),
The gas of the oxygen-eliminating device (201) outflow is filtered.
4. Boiler Steam recovery system according to claim 2, which is characterized in that the deaerating plant (200) further includes
First check valve (205), second one-way valve (206), third check valve (207) and check-valves (208)；
First check valve (205) is mounted on the pipeline between the oxygen-eliminating device (201) and the muffler (203)；Institute
State the inlet end that second one-way valve (206) is mounted on the muffler (203)；The third check valve (207) and the non-return
Valve (208) is sequentially arranged on the pipeline between the muffler (203) and the heating heat exchanger (300).
5. Boiler Steam recovery system according to claim 1, which is characterized in that the quantity of the deaerating plant (200)
To be multiple, multiple deaerating plants (200) are connected in parallel between the boiler (100) and the heating heat exchanger (300)
Pipeline on.
6. Boiler Steam recovery system according to claim 1, which is characterized in that the quantity of the deaerating plant (200)
To be multiple, multiple deaerating plants (200) are connected in series between the boiler (100) and the heating heat exchanger (300)
Pipeline on.
7. Boiler Steam recovery system according to claim 1, which is characterized in that further include water tank (500) and outlet pipe
Road (600)；
The water inlet end of the outlet conduit (600) is connect with the heating heat exchanger (300), and the outlet conduit (600) goes out
Water end (W.E.) is connect with the water tank (500).
8. a kind of combustion apparatus, which is characterized in that the combustion apparatus installation such as boiler of any of claims 1-7
Vapor-recovery system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820040495.4U CN208764910U (en) | 2018-01-10 | 2018-01-10 | Boiler Steam recovery system and combustion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820040495.4U CN208764910U (en) | 2018-01-10 | 2018-01-10 | Boiler Steam recovery system and combustion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208764910U true CN208764910U (en) | 2019-04-19 |
Family
ID=66124838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820040495.4U Expired - Fee Related CN208764910U (en) | 2018-01-10 | 2018-01-10 | Boiler Steam recovery system and combustion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208764910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114132983A (en) * | 2021-11-15 | 2022-03-04 | 山东钢铁集团日照有限公司 | Oxygen removing device capable of providing high-temperature condensed water |
-
2018
- 2018-01-10 CN CN201820040495.4U patent/CN208764910U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114132983A (en) * | 2021-11-15 | 2022-03-04 | 山东钢铁集团日照有限公司 | Oxygen removing device capable of providing high-temperature condensed water |
| CN114132983B (en) * | 2021-11-15 | 2023-10-31 | 山东钢铁集团日照有限公司 | Deoxidizing device capable of providing high-temperature condensed water |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190419 Termination date: 20210110 |
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| CF01 | Termination of patent right due to non-payment of annual fee |