CN102713436A - Burner unit for steel making facilities - Google Patents
Burner unit for steel making facilities Download PDFInfo
- Publication number
- CN102713436A CN102713436A CN2010800556012A CN201080055601A CN102713436A CN 102713436 A CN102713436 A CN 102713436A CN 2010800556012 A CN2010800556012 A CN 2010800556012A CN 201080055601 A CN201080055601 A CN 201080055601A CN 102713436 A CN102713436 A CN 102713436A
- Authority
- CN
- China
- Prior art keywords
- burner
- fuel
- air
- feed passage
- passage
- Prior art date
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- Granted
Links
- 238000009628 steelmaking Methods 0.000 title claims abstract description 10
- 239000000446 fuel Substances 0.000 claims abstract description 108
- 238000002485 combustion reaction Methods 0.000 claims abstract description 63
- 230000001172 regenerating effect Effects 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 16
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000000571 coke Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000003345 natural gas Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 description 20
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 14
- 239000003546 flue gas Substances 0.000 description 14
- 239000011449 brick Substances 0.000 description 5
- 238000010304 firing Methods 0.000 description 5
- 239000011819 refractory material Substances 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 241000628997 Flos Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/20—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone
- F23D14/22—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C2900/00—Special features of, or arrangements for combustion apparatus using fluid fuels or solid fuels suspended in air; Combustion processes therefor
- F23C2900/03005—Burners with an internal combustion chamber, e.g. for obtaining an increased heat release, a high speed jet flame or being used for starting the combustion
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion Of Fluid Fuel (AREA)
- Gas Burners (AREA)
- Pre-Mixing And Non-Premixing Gas Burner (AREA)
- Air Supply (AREA)
Abstract
The present invention proposes a burner unit (10) for steel making facilities, in particular for use in connection with a regenerative or recuperative heat generator, wherein the burner unit (10) comprises a mixing zone (18); a plurality of fuel feed channels (32) for feeding combustible fuel to the mixing zone (18); and a plurality of air feed channels (34) for feeding combustion air to the mixing zone (18). According to an important aspect of the invention, the burner unit (10) comprises a primary burner (42) with an annular feed arrangement (30) comprising circumferentially alternating fuel feed channels (32) and air feed channels (34); a central channel (44) through the annular feed arrangement (30) and a secondary burner (46) arranged in the central channel (44) of the burner unit (10), the central channel (44) being coaxial with the annular feed arrangement (30).
Description
Foreword
The present invention relates to a kind of burner (burner unit) that is used for steelmaking equipment.More specifically, the present invention relates to the external firing device of a kind of heat accumulating type or regenerative heat generator.The heat-accumulation type hot generator for example can be the hot-blast stove of blast furnace.
Usually in contiguous heat-accumulation type hot generator (being known as hot-blast stove), the air that is used for blast furnace is carried out preheating.These hot-blast stoves generally include combustion chamber and storage hot shaft (heat-retention shaft).Under the situation of the stove of internal combustion chamber, the combustion chamber separates each other through the wall by the refractory brick structure with the hot shaft of storage.Burner is usually located in the bottom of combustion chamber.Combustion air (combustion air, combustion air) and combustible fuel (normally imflammable gas) are supplied to burner, and the mixture of combustion air and combustible fuel burns in the combustion chamber of stove.The flue gas that from burning, gives out upwards rises in the combustion chamber, turns to via dome (dome, dome), passes the hot shaft of storage of being filled by checker brick then.Checker brick absorb the heat from flue gas.The flue gas of now having cooled off is overflowed from stove via exhaust chamber and at least one floss hole.
In case checker brick are heated to enough temperature, just stop supplies combustion air and fuel, and in the opposite direction air is blown in the stove.Air can be heated when passing the hot shaft of the storage that comprises hot checker brick, and then turns to via dome and to get in the combustion chamber, and in the combustion chamber, air leaves stove via the hot-blast outlet in the furnace shell, to be supplied to blast furnace.
Usually, burner comprises the ceramic burner that is arranged in (that is, in the bottom of its combustion chamber) in the stove.Also possibly provide and be installed in the outside external firing device of furnace shell.Available one or more this external firing device substitutes the inner ceramic burner.Alternately, if use with the inner ceramic burner, this external firing device can be used as additional heater.
An advantage of this external firing device is that it is approaching easily,, is suitable for the purpose of keeping in repair or regulating that is.In fact, regulate burner and help realizing different temperature or different flue gas compositions.If stove is as experiment purpose, this is especially useful so.
Goal of the invention
Therefore, the purpose of this invention is to provide a kind of improved burner that is used for steelmaking equipment, especially connect the burner of heat accumulating type or regenerative heat generator.Realize this purpose through claim 1 burner required for protection.
Summary of the invention
In order to realize this purpose, the present invention proposes a kind of burner that is used for steelmaking equipment, the burner that especially uses with heat accumulating type or regenerative heat generator, wherein, this burner comprises: the mixed zone; Be used for combustible fuel is supplied to a plurality of fuel feed passage of mixed zone; And a plurality of air feed passage that are used for combustion air is supplied to the mixed zone.This burner comprises: first burner has the annular supply that comprises along fuel feed passage that circumferentially replaces and air feed passage and arranges (annular feed arrangement); Central passage is passed this annular supply and is arranged; And second burner, being arranged in the central passage of burner, central passage is arranged coaxial with the annular supply.
Can regard first burner as main burner, with its size configurations for to work as traditional burner generally.Can regard second burner as be used to carry out the attachment of a task (for example, connecting first burner heating flame device before, perhaps helping the burning of first burner) auxiliary burner.In fact, can so that use up any excessive combustible fuel or combustion air, change the composition of the flue gas of leaving burner thus with second burner as back burner (postcombustion burner) from first burner.Yet, in traditional burner, can only use one type combustible fuel and one type combustion air in any one time, possibly be difficult to regulate the composition of flue gas.Before dissimilar combustible fuels or combustion air are supplied to burner, can mix them.Yet this is cumbersome usually, and hazardous sometimes.Through using second burner; The present invention allows the combustible fuel or the combustion air of mixing of different types in burner; That is, can two kinds of dissimilar combustible fuels or combustion air be supplied to the mixed zone, change burning condition and effluent gas temperature and/or composition thus.Therefore, burner according to the present invention is more flexible than traditional burner aspect operator scheme.
Burner also can be used for the cigarette of special component directly is supplied to the steelmaking equipment that it connected.
Should be noted that air feed passage also can be called the oxygen supply passage.In fact, can be through air feed passage with oxygen O
2(rather than combustion air) is supplied to the mixed zone.
According to an important aspect of the present invention; Burner further comprises the additional feed passage that is used for combustible fuel or combustion air are supplied to the mixed zone, and the cross section of this additional feed passage is less than the cross section of fuel feed passage or air feed passage.
Advantageously, the additional feed passage comprises the auxiliary fuel service duct that is used for combustible fuel is supplied to the mixed zone, and the cross section of this auxiliary fuel service duct is less than the cross section of the fuel feed passage of first burner.Similarly, the additional feed passage also can further comprise the auxiliary air service duct that is used for combustion air is supplied to the mixed zone, and the cross section of this auxiliary air service duct is less than the cross section of the air feed passage of first burner.Therefore auxiliary fuel service duct and auxiliary air service duct preferably hang down the flow velocity passage, yet fuel feed passage and air feed passage be high flow passages preferably.
The additional feed passage allows additional combustible fuel and/or combustion air are supplied to the mixed zone, changes the burning condition of first burner thus.
Additional combustible fuel or combustion air can be identical types with combustible fuel or the combustion air through main fuel service duct and the supply of primary air service duct, regulate the burning condition of first burner thus.Yet preferably, additional combustible fuel or combustion air are different types with combustible fuel or combustion air through main fuel service duct and the supply of primary air service duct, also change the composition of flue gas thus.Additional combustible fuel or combustion air provide non-stoichiometric mixture also possibly for first burner, and first burner is only realized the partial combustion of mixture thus.Then, second burner can be used for making mixture completing combustion.
Therefore the additional feed passage helps the flexibility of burner.
Combustible fuel through the fuel feed passage supply can be that blast furnace gas (blastfurnace gas, blast furnace gas) and/or the combustion air through the air feed passage supply can be air or low heating (calorific, calorific value) gas.
Combustible fuel through the supply of auxiliary fuel service duct can be hot gas occurred frequently (for example, natural gas or coke oven gas) and/or can be oxygen through the combustion air of auxiliary air service duct supply.
Second burner preferably includes air supply line and fuel supply lines, allows to be independent of first burner thus and uses.Yet, should be noted that not get rid of to provide only have one of them second burner of air supply line and fuel supply lines.In fact, second burner can be used as the back burner, receives from air in the flue gas of first burner or fuel.
Second burner can be any suitable type, and this depends on the fuel that will use.Can from the non exhaustive tabulation that comprises oil, coke oven gas, blast furnace gas or natural gas, select this fuel.
According to an embodiment of the invention, the circumferential wall that auxiliary fuel service duct and/or auxiliary air service duct pass burner.The annular supply room can be arranged in around the outer wall of burner, and annular supply room is arranged so that combustible fuel or combustion air are supplied to auxiliary fuel service duct and auxiliary air service duct.
According to another embodiment of the present invention, auxiliary fuel service duct and/or auxiliary air service duct pass the rear wall of burner, and auxiliary fuel service duct and/or auxiliary air service duct are parallel to the axis arranged of burner.Can auxiliary fuel service duct and/or auxiliary air service duct be arranged between the annular supply layout and second burner of first burner.Alternately, can auxiliary fuel service duct and/or auxiliary air service duct be arranged in the annular supply layout of first burner.
Preferably; The annular supply is arranged and is formed by the circular passage comprising a plurality of inner passages; These inner passages are divided into the circular passage along the fuel feed passage and the air feed passage that circumferentially replace; Wherein, the circular passage is connected carrying a kind of in combustible fuel or the combustion air, and the inner passage is used for carrying the another kind in combustible fuel or the combustion air.Through the inner passage that is arranged in the circular passage is provided, can between fuel feed passage and air feed passage, form airtight separation, avoid any leakage in the annular supply is arranged thus from a passage to another passage.
Air feed passage and fuel feed passage preferably are parallel to the central axis of burner.Yet, should not get rid of other structures.For example, air feed passage and fuel feed passage can be around the central axis distortions, and when combustible fuel and combustion air entering mixed zone, this can cause the vortex of combustible fuel and combustion air.Though do not hope so usually,, in some cases, this vortex possibly be favourable.Should be noted that and also can use other to realize the mode of vortex.
Mainly described the burner that is connected with hot-blast stove though should be noted that the application, burner also can use with other steelmaking equipments, and for example, coal dust sprays (PCI) equipment or direct recuperative heat exchanger.
Description of drawings
With reference to the description of accompanying drawing to non-limiting embodiment, the present invention will be more obvious from following.In these accompanying drawings, wherein, identical reference number is used for indicating same or analogous element,
Fig. 1 is the section of the burner of first embodiment of the invention;
Fig. 2 is the partial section that cuts burner along the line A-A of Fig. 1 open;
Fig. 3 is the section of burner second embodiment of the invention; And
Fig. 4 is the partial section that cuts burner along the line B-B of Fig. 3 open.
The specific embodiment
Fig. 1 shows the section of the burner 10 of first embodiment of the invention.This burner 10 comprises that front portion 12 that has combustion chamber 14 and the rear portion 16 that has supply line, supply line are used for combustible fuel and combustion air are supplied to the mixed zone 18 of combustion chamber 14.Anterior 12 comprise the opening 20 that is used for flue gas is supplied to from burner 10 steelmaking equipment (for example, hot-blast stove (not shown)).Burner 10 is connected to hot-blast stove via adpting flange 22.Forwardly in 12, on the inner surface 26 of circumferential wall 28, use refractory material 24, the influence of the heat that does not receive with the inner surface of protection circumferential wall to produce in the combustion chamber 14.
Through seeing figures.1.and.2 simultaneously, the rear portion 16 that comprises supply line is described more easily, Fig. 2 is the partial section along the line A-A of Fig. 1.Rear portion 16 comprises annular supply layout 30, and it alternately comprises fuel feed passage 32 and air feed passage 34.Fuel feed passage 32 and air feed passage 34 with the mode that replaces along circumferential arrangement, preferably with the fan-shaped layout of rule.Fuel feed passage 32 and air feed passage 34 are respectively with combustible fuel and the mixed zone 18 of combustion air from fuel inlet 36 and air intake 38 introducing combustion chambers 14.In mixed zone 18, combustible fuel and combustion air meet, and its mixture is lighted to form first burning, by flame 40 expressions.The annular supply arranges 30 with first burner 42 of its fuel feed passage 32 with air feed passage 34 formation burners 10.
The annular supply arranges 30 around central passage 44, constructs this central passage so that second burner 46 is contained in wherein.The annular supply arranges that 30 is coaxial with the central axis 47 of burner 10 with central passage 44.With refractory material 48 lining central passages 44.Second burner 46 is supplied to mixed zone 18 with combustible fuel and combustion air, and the mixture of combustible fuel and combustion air is lighted in mixed zone 18 to form second burning, by flame 50 expressions.Second burner 46 inserts in the burner 10 through the bearing (socket) in the rear wall 54 of burner 10 52.
Through with reference to Fig. 2, can describe the annular supply of first burner 42 in more detail and arrange 30 structure.Annular supply layout 30 is formed by two coaxitrons (outer tube 56 and interior pipe 58), between these two pipes, forms circular passage 60.In circular passage 60, the tube element 62 that is connected to interior pipe 58 through insertion forms a plurality of inner passages 61.Tube element 62 forms airtight partition wall between inner passage 61 and circular passage 60, form fuel feed passage 32 and air feed passage 34 thus.
Auxiliary fuel service duct 64 and auxiliary air service duct 66 can be provided, so that other combustible fuel and other combustion air are supplied to mixed zone 18.Though Fig. 1 shows auxiliary fuel service duct 64 and auxiliary air service duct 66 simultaneously, should be noted that also possibly provide only to have one of them burner 10 of these additional feed passages 64,66.
Arrange auxiliary fuel service duct 64, so that other combustible fuel is connected to fuel inlet 70 from the circumferential wall 28 of passing burner 10 annular fuel supply room 68 is fed to the mixed zone 18.Similarly, arrange auxiliary air service duct 66, so that other combustion air is connected to air intake 74 from the circumferential wall 28 of passing burner 10 annular air supply room 72 is fed to the mixed zone 18.
Auxiliary fuel service duct 64 is low flow velocity passage with auxiliary air service duct 66, is arranged so that hot gas occurred frequently (for example, natural gas or coke oven gas or oxygen) is delivered to mixed zone 18, changes the burning condition of first burner 42 thus.The amount that is supplied to other fuel and/or the air of mixed zone 18 maybe be very big, thereby the mixture in the mixed zone 18 is non-stoichiometric, only implementation part burning of first burner 42 thus.Then, can be to further burning under the help of second burner 46 from the flue gas of burning for the first time.
Fig. 3 and Fig. 4 show burner 10 according to a second embodiment of the present invention, and wherein, Fig. 4 is the partial section along the line B-B of Fig. 3.This burner and burner illustrated in figures 1 and 2 are closely similar, therefore here will be not described in detail.In two embodiment, identical reference number is represented identical characteristic.The burner of Fig. 3 and Fig. 4 is different with first embodiment on the position of additional feed passage.
Auxiliary air service duct 76 is arranged in annular supply and arranges between the refractory material 48 of 30 fuel feed passage 32 and air feed passage 34 and central passage 44.At one end, auxiliary air service duct 76 is connected with air intake 78 in the rear wall that is arranged in burner 10 54, and in the opposite end, auxiliary air service duct 76 comprises the port 80 of the mixed zone 18 of leading to burner 10.
Though Fig. 2 only shows auxiliary air service duct 76, should be noted that also to provide the burner 10 with auxiliary fuel service duct in a similar manner.
During the typical operation of burner 10, usually through fuel feed passage 32 and air feed passage 34 supply combustible fuel and combustion airs, so that in mixed zone 18, form flammable mixtures.Then, the flammable mixtures flue gas that produces of in first burner 42, burning is provided in the hot-blast stove through opening 20.
Auxiliary fuel service duct 64 allows additional combustible fuel and combustion air are introduced mixed zone 18 with auxiliary air service duct 66, produces the flammable mixtures that possibly comprise two kinds of dissimilar combustible fuels and two kinds of dissimilar combustion airs thus.Therefore, the flue gas composition can change, and needn't adopt the mixture of potential danger at the upstream end of burner 10.
Second burner any excessive composition that not only allows to burn from the flue gas of first burner, and it allows heating flame device and any downstream unit before first burner is connected.
For temperature, flow velocity or the composition of regulating the flue gas that is supplied to hot-blast stove, because the innovative design of this burner can obtain the multiple combination of burner and combustion medium.
Should be noted that in context of the present invention the statement of " high flow rate " of fuel feed passage and air feed passage and auxiliary fuel service duct and auxiliary air service duct and " low flow velocity " is relative to each other.The flow velocity of service duct or sectional dimension will depend on employed combustion medium to a great extent.Be merely the purpose that instance is provided, the fuel feed passage 32 and the air feed passage 34 of high flow rate can have 1500cm
2The cross section in zone; And the auxiliary fuel service duct 64 of low flow velocity can have 200cm with auxiliary air service duct 66
2The cross section in zone.
Non exhaustive tabulation according to the operator scheme instance of burner of the present invention has been shown in the table 1.
Table 1
Reference number
10 burners, 46 second burners
12 anterior 50 flames
14 combustion chambers, 52 bearings
16 rear portions, 54 rear walls
18 mixed zones, 56 outer tubes
Pipe in 20 openings 58
22 adpting flanges, 60 circular passages
24 refractory materials, 61 inner passages
26 inner surfaces, 62 tube elements
28 circumferential wall, 64 auxiliary fuel service ducts
66 auxiliary air service ducts are arranged in 30 annular supplies
32 fuel feed passage, 68 annular fuel supply rooms
34 air feed passage, 70 fuel inlets
36 fuel inlets, 72 annular air supply rooms
38 air intakes, 74 air intakes
40 flames, 76 auxiliary air service ducts
42 first burners, 78 air intakes
44 central passages, 80 ports
Claims (13)
1. the burner that is used for steelmaking equipment especially is connected the burner that uses with heat accumulating type or regenerative heat generator, wherein, said burner comprises:
The mixed zone;
A plurality of fuel feed passage are used for combustible fuel is supplied to said mixed zone; And
A plurality of air feed passage are used for combustion air is supplied to said mixed zone,
First burner has the annular supply and arranges, fuel feed passage and the air feed passage that comprises along circumferentially replacing arranged in said annular supply;
Central passage is passed said annular supply and is arranged, said central passage is arranged coaxial with said annular supply; And
Second burner is arranged in the said central passage of said burner.
It is characterized in that,
Be used for combustible fuel or combustion air are supplied to the additional feed passage of said mixed zone, the cross section of said additional feed passage is less than the cross section of said fuel feed passage or said air feed passage.
2. burner according to claim 1; Wherein, Said additional feed passage comprises the auxiliary fuel service duct that is used for combustible fuel is supplied to said mixed zone, and the cross section of said auxiliary fuel service duct is less than the cross section of the said fuel feed passage of said first burner.
3. burner according to claim 1 and 2; Wherein, Said additional feed passage comprises the auxiliary air service duct that is used for combustion air is supplied to said mixed zone, and the cross section of said auxiliary air service duct is less than the cross section of the said air feed passage of said first burner.
4. according to each described burner in the claim 1 to 3, wherein, said additional feed passage passes the circumferential wall of said burner.
5. burner according to claim 4, wherein, the outer wall arranged around of said burner has annular supply room, and said annular supply room is arranged so that fuel or air are supplied to said additional feed passage.
6. according to each described burner in the claim 1 to 3, wherein, said additional feed passage passes the rear wall of said burner, and said additional feed channel parallel is in the axis arranged of said burner.
7. burner according to claim 6, wherein, said additional feed passage is disposed between the said annular supply layout and said second burner of said first burner.
8. burner according to claim 6, wherein, said additional feed passage is disposed in the said annular supply layout of said first burner.
9. according to each described burner in the aforementioned claim, wherein,
Said combustible fuel is a blast furnace gas, and/or
Said combustion air is air or low heating gas.
10. according to claim 2 and 3 described burners, wherein,
Said combustible fuel through the supply of said auxiliary fuel service duct is a hot gas occurred frequently, for example natural gas or coke oven gas, and/or
Said combustion air through the supply of said auxiliary air service duct is an oxygen.
11. according to each described burner in the aforementioned claim, wherein, said second burner comprises air supply line and fuel supply lines.
12. according to each described burner in the aforementioned claim; Wherein, Said annular supply is arranged and is formed by the circular passage comprising a plurality of inner passages; Said inner passage is divided into fuel feed passage and the air feed passage that said edge circumferentially replaces with said circular passage, and said circular passage is connected to carry a kind of in said combustible fuel or the said combustion air, and said inner passage is used for carrying the another kind of said combustible fuel or said combustion air.
13. according to each described burner in the aforementioned claim, wherein, said air feed passage and fuel feed passage are parallel to the central axis of said burner.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP09178385.2 | 2009-12-08 | ||
| EP09178385A EP2333412A1 (en) | 2009-12-08 | 2009-12-08 | Burner unit for steel making facilities |
| PCT/EP2010/069177 WO2011070070A2 (en) | 2009-12-08 | 2010-12-08 | Burner unit for steel making facilities |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102713436A true CN102713436A (en) | 2012-10-03 |
| CN102713436B CN102713436B (en) | 2014-11-12 |
Family
ID=41563196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080055601.2A Active CN102713436B (en) | 2009-12-08 | 2010-12-08 | Burner unit for steel making facilities |
Country Status (11)
| Country | Link |
|---|---|
| EP (2) | EP2333412A1 (en) |
| JP (1) | JP5636435B2 (en) |
| KR (1) | KR101732396B1 (en) |
| CN (1) | CN102713436B (en) |
| AU (1) | AU2010329886B2 (en) |
| BR (1) | BR112012013643B1 (en) |
| CA (1) | CA2782763A1 (en) |
| DE (1) | DE09178385T1 (en) |
| IN (1) | IN2012DN04997A (en) |
| RU (1) | RU2533269C2 (en) |
| WO (1) | WO2011070070A2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103044036A (en) * | 2013-01-07 | 2013-04-17 | 中钢集团洛阳耐火材料研究院有限公司 | Sintering method of self-combination silicon-carbide refractories |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102408919A (en) * | 2011-10-11 | 2012-04-11 | 北京航天动力研究所 | Combustion nozzle combination device of multi-channel coal water slurry gasification furnace |
| JP6073270B2 (en) * | 2014-09-18 | 2017-02-01 | ボルカノ株式会社 | Combustion device, boiler, and combustion method |
| JP6054349B2 (en) * | 2014-09-03 | 2016-12-27 | ボルカノ株式会社 | Combustion device, boiler, and combustion method |
| US10520221B2 (en) | 2015-04-06 | 2019-12-31 | Carrier Corporation | Refractory for heating system |
| WO2018148478A1 (en) * | 2017-02-13 | 2018-08-16 | Bloom Engineering Company Inc. | Dual mode regenerative burner system and a method of heating a furnace using a dual mode regenerative burner system |
| MY197759A (en) * | 2017-04-26 | 2023-07-13 | Linde Gmbh | Method and burner for heating a furnace for metal processing |
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|---|---|---|---|---|
| US2942655A (en) * | 1955-04-27 | 1960-06-28 | Fisher Scientific Co | Gas burner |
| GB957110A (en) * | 1961-11-22 | 1964-05-06 | British Oxygen Co Ltd | Process and jet for the treatment of metal |
| US4403947A (en) * | 1981-08-12 | 1983-09-13 | Eclipse, Inc. | Gas mixing burner |
| CN1108372A (en) * | 1993-09-15 | 1995-09-13 | 波克股份有限公司 | Air-oxy-fuel burner method and apparatus |
| US5858302A (en) * | 1994-08-29 | 1999-01-12 | American Combustion, Inc. | Apparatus for electric steelmaking |
| EP1205710B1 (en) * | 1999-08-17 | 2006-02-08 | Nippon Furnace Kogyo Kabushiki Kaisha | Combustion method and burner |
| WO2007045807A1 (en) * | 2005-10-21 | 2007-04-26 | Lafarge | Burner for a clinker furnace |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2215347C2 (en) * | 1972-03-29 | 1982-06-16 | Krupp-Koppers Gmbh, 4300 Essen | Ceramic burner for blast furnace wind heaters |
| SU964348A1 (en) * | 1981-01-05 | 1982-10-07 | Всесоюзный Научно-Исследовательский И Проектный Институт Вторичной Цветной Металлургии | Burner |
| SU1467322A1 (en) * | 1987-03-23 | 1989-03-23 | Предприятие П/Я Р-6603 | Burner device |
| JP4068041B2 (en) * | 2002-10-22 | 2008-03-26 | 日本碍子株式会社 | Low NOx burner |
| JP2005226850A (en) * | 2004-02-10 | 2005-08-25 | Ebara Corp | Combustion device |
| US7810333B2 (en) * | 2006-10-02 | 2010-10-12 | General Electric Company | Method and apparatus for operating a turbine engine |
-
2009
- 2009-12-08 DE DE9178385T patent/DE09178385T1/en active Pending
- 2009-12-08 EP EP09178385A patent/EP2333412A1/en not_active Withdrawn
-
2010
- 2010-12-08 KR KR1020127017672A patent/KR101732396B1/en active IP Right Grant
- 2010-12-08 EP EP10787770.6A patent/EP2510283B1/en active Active
- 2010-12-08 BR BR112012013643-7A patent/BR112012013643B1/en active IP Right Grant
- 2010-12-08 AU AU2010329886A patent/AU2010329886B2/en not_active Expired - Fee Related
- 2010-12-08 IN IN4997DEN2012 patent/IN2012DN04997A/en unknown
- 2010-12-08 CA CA2782763A patent/CA2782763A1/en not_active Abandoned
- 2010-12-08 RU RU2012128355/06A patent/RU2533269C2/en active
- 2010-12-08 WO PCT/EP2010/069177 patent/WO2011070070A2/en active Application Filing
- 2010-12-08 JP JP2012542538A patent/JP5636435B2/en active Active
- 2010-12-08 CN CN201080055601.2A patent/CN102713436B/en active Active
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| US2942655A (en) * | 1955-04-27 | 1960-06-28 | Fisher Scientific Co | Gas burner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103044036A (en) * | 2013-01-07 | 2013-04-17 | 中钢集团洛阳耐火材料研究院有限公司 | Sintering method of self-combination silicon-carbide refractories |
| CN103044036B (en) * | 2013-01-07 | 2014-09-24 | 中钢集团洛阳耐火材料研究院有限公司 | Sintering method of self-combination silicon-carbide refractories |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2010329886B2 (en) | 2014-09-18 |
| CA2782763A1 (en) | 2011-06-16 |
| WO2011070070A2 (en) | 2011-06-16 |
| CN102713436B (en) | 2014-11-12 |
| BR112012013643B1 (en) | 2021-08-17 |
| JP5636435B2 (en) | 2014-12-03 |
| JP2013513084A (en) | 2013-04-18 |
| IN2012DN04997A (en) | 2015-10-02 |
| KR101732396B1 (en) | 2017-05-24 |
| RU2012128355A (en) | 2014-01-20 |
| EP2510283A2 (en) | 2012-10-17 |
| EP2333412A1 (en) | 2011-06-15 |
| KR20120101531A (en) | 2012-09-13 |
| DE09178385T1 (en) | 2011-12-01 |
| EP2510283B1 (en) | 2013-07-03 |
| BR112012013643A2 (en) | 2020-08-25 |
| WO2011070070A3 (en) | 2011-08-11 |
| RU2533269C2 (en) | 2014-11-20 |
| AU2010329886A1 (en) | 2012-06-21 |
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