CN106931789A - top-blown spray gun - Google Patents
top-blown spray gun Download PDFInfo
- Publication number
- CN106931789A CN106931789A CN201511018328.7A CN201511018328A CN106931789A CN 106931789 A CN106931789 A CN 106931789A CN 201511018328 A CN201511018328 A CN 201511018328A CN 106931789 A CN106931789 A CN 106931789A
- Authority
- CN
- China
- Prior art keywords
- sleeve pipe
- spray gun
- side pressure
- airduct
- pressure measurement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/16—Introducing a fluid jet or current into the charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/16—Introducing a fluid jet or current into the charge
- F27D2003/168—Introducing a fluid jet or current into the charge through a lance
- F27D2003/169—Construction of the lance, e.g. lances for injecting particles
Abstract
The invention discloses a kind of top-blown spray gun, including：Airduct；Side pressure measures sleeve pipe, and the side pressure measurement sleeve pipe is located in the airduct, and the outer peripheral face of the side pressure measurement sleeve pipe is spaced apart with the inner peripheral surface of the airduct；Cartridge, the cartridge is located in the side pressure measurement sleeve pipe, and fuel channel is defined in the cartridge；It is arranged part, the part that is arranged is set on the side pressure measurement sleeve pipe, described being arranged between the inner peripheral surface of the outer peripheral face of part and the airduct defines wind passage.The adaptability of top-blown spray gun according to embodiments of the present invention in electronic waste smelting is good, and is hardly damaged, and smelting is successfully normally carried out, for metallurgical effect provides guarantee.
Description
Technical field
The present invention relates to technical field of smelting, more particularly, to a kind of top-blown spray gun.
Background technology
Immersed top-blown spray gun molten pool melting technology is used widely in the different metal melting of pyrometallurgical smelting with converting process,
It is also used in addition in the middle of international advanced treatment electronic waste melting technique.
Spray gun as top blast immersion spray gun molten pool melting technology nucleus equipment, can to conveyed in molten bath technique wind, oxygen,
Fuel simultaneously carries out strong agitation, completes heat transfer, mass transfer and fusion process physical-chemical reaction, while bearing high temperature scaling loss, melting
Scouring and chemical attack.Therefore, gun head is easy to scaling loss, the body of a gun and is likely to occur fold, fracture.The use of spray gun
Life-span is directly connected to the whether smooth of technical process, and the structure of spray gun has important for smelting intensity, efficiency, energy consumption etc.
Influence.Because that can there is difference in Metal Melting and the melting of electronic waste, it is adaptable to which the spray gun in Metal Melting is for electronics
There can be uncomfortable situation during the melting of waste material to occur, so as to influence Smelting Effect.
The content of the invention
The application is that the discovery of following facts and problem and understanding are made based on inventor：Compared with metal smelt, in electricity
Sub- waste material is smaller to the fuel and gas flow that are blasted in molten bath by spray gun in smelting.In order to adapt to the change of the flow, this
The method that the technical staff in field generally uses is the radial dimension of reduction spray gun, i.e., using the spray gun of minor diameter, so that spray gun
Channel size diminish, reach flow reduction purpose.But, after the diameter of spray gun diminishes, the intensity of spray gun can also be received
To weakening.
Inventors herein have recognized that, when carrying out electronic waste smelting using the spray gun of minor diameter, there is bending, distortion in spray gun
The problems such as probability it is very big, because the size of spray gun is generally more long, and extend into smelting furnace, particularly can also extend into
In melt, spray gun state can not be viewed at any time from outside, cause spray gun to occur being difficult to be found in time when damaging, so that right
Smelting can have a huge impact.
In view of this, present inventor is carried out on the premise of spray gun size is not changed to the structure inside spray gun
Improve, top-blown spray gun is met the demand of metal smelt, while top-blown spray gun is not susceptible to damage, it is ensured that smelting
That refines is smoothed out and metallurgical effect.
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.Therefore, the present invention is proposed
A kind of top-blown spray gun, the top-blown spray gun is hardly damaged, and can provide guarantee for metallurgical effect.
Top-blown spray gun according to embodiments of the present invention, including：Airduct；Side pressure measures sleeve pipe, and the side pressure measurement sleeve pipe is located at
In the airduct, the outer peripheral face of the side pressure measurement sleeve pipe is spaced apart with the inner peripheral surface of the airduct；Cartridge, the fuel
Pipe is located in the side pressure measurement sleeve pipe, and fuel channel is defined in the cartridge；Part is arranged, the part that is arranged is set in
On side pressure measurement sleeve pipe, described being arranged between the inner peripheral surface of the outer peripheral face of part and the airduct defines wind passage.
The adaptability of top-blown spray gun according to embodiments of the present invention in electronic waste smelting is good, and is hardly damaged, and makes
Smelting can successfully be normally carried out, for metallurgical effect provides guarantee.
In addition, top-blown spray gun according to the above embodiment of the present invention can also have following additional technical characteristic：
Some embodiments of the invention, the part that is arranged includes：First sleeve, the first sleeve is set in the end
On pressure measurement sleeve pipe, the inner peripheral surface of the first sleeve is spaced apart with the outer peripheral face of side pressure measurement sleeve pipe；Two end seals,
Two end seals are respectively provided at the two ends of the first sleeve, and the inner edge of each end seal measures sleeve pipe with the side pressure
It is tightly connected, the periphery edge of each end seal is tightly connected with the first sleeve.
Some embodiments of the invention, the part that is arranged also includes：Second sleeve pipe, second sleeve pipe is located at the end
Pressure is measured between sleeve pipe and the first sleeve and the two ends of second sleeve pipe are tightly connected with two end seals respectively, institute
The outer peripheral face for stating the second sleeve pipe is spaced apart with the inner peripheral surface of the first sleeve, the inner peripheral surface laminating end of second sleeve pipe
The outer peripheral face of pressure measurement sleeve pipe.
Some embodiments of the invention, the part that is arranged is formed as one part.
Some embodiments of the invention, the airduct, side pressure measurement sleeve pipe, the cartridge and described are arranged part
It is coaxially disposed.
Some embodiments of the invention, also include：Gas whirling device, the gas whirling device is located at the wind and leads to
In road and it is configured to there can be cyclonic action to wind therethrough.
Some embodiments of the invention, the gas whirling device is formed as spinning disk or eddy flow bar, the spinning disk or
Axially inclined extension of the eddy flow bar relative to the wind passage.
Some embodiments of the invention, the eddy flow bar is formed as steel bar, and the outer surface of the steel bar is provided with screw thread.
Some embodiments of the invention, the gas whirling device and at least one of spray gun outer tube and the airduct phase
Even.
Some embodiments of the invention, it is described be arranged the inner peripheral surface of the outer peripheral face of part and the airduct at least one on set
There is reinforcement.
Additional aspect of the invention and advantage will be set forth in part in the description, and partly will from the following description become bright
It is aobvious, or recognized by practice of the invention.
Brief description of the drawings
Fig. 1 is the structural representation of top-blown spray gun according to embodiments of the present invention；
Fig. 2 is the sectional view of top-blown spray gun according to embodiments of the present invention.
Reference：
Top-blown spray gun 100；
Airduct 10；Wind passage 101；
Side pressure measures sleeve pipe 20；
Cartridge 30；Fuel channel 301；
It is arranged part 40；First sleeve 41；Closing space 401.
Eddy flow bar 51；Reinforcement 60.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.Below with reference to accompanying drawing
The embodiment of description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
Describe top-blown spray gun 100 according to embodiments of the present invention in detail below in conjunction with the accompanying drawings.
Shown referring to Figures 1 and 2, top-blown spray gun 100 according to embodiments of the present invention can be surveyed including airduct 10, side pressure
Measure sleeve pipe 20, cartridge 30 and be arranged part 40.
Side pressure measurement sleeve pipe 20 can be located in airduct 10, and cartridge 30 is located in side pressure measurement sleeve pipe 20, fuel
Fuel channel 301 can be defined in pipe 30.The outer peripheral face of side pressure measurement sleeve pipe 20 can be with the inner peripheral surface of airduct 10
It is spaced apart, is arranged the outer peripheral face that part 40 can be set on side pressure measurement sleeve pipe 20 and sleeve pipe 20 is measured positioned at side pressure
And the inner peripheral surface of airduct 10 between, be arranged the outer peripheral face of part 40 can be defined between the inner peripheral surface of airduct 10 wind lead to
Road 101.
In other words, airduct 10, side pressure measures sleeve pipe 20, is arranged the setting nested with the ecto-entad of cartridge 30 of part 40.
The inner peripheral surface of airduct 10 and it is arranged between the outer peripheral face of part 40 and defines wind passage 101, combustion is defined in cartridge 30
Material passage 301.Preferably, airduct 10, side pressure measures sleeve pipe 20, cartridge 30 and is arranged part 40 and can be coaxially disposed.
Thus, the structural stability of top-blown spray gun 100 is good, and the size of wind passage 101 is balanced, and gas flowing is more smooth.
Wherein, fuel channel 301 can be used for conveying temperature fluctuation of the fuel to smelting process and be balanced, to reach
Required smelting temperature, fuel can be natural gas, while purge gas can also be conveyed；Wind passage 101 can be with defeated
Send oxygen-enriched air, participation is reacted and for agitation molten pool so that it is smooth to make sulfonium slag making physical-chemical reaction,
Cooling effect can be produced to spray gun wall simultaneously, be conducive to the dross of top-blown spray gun 100.
Part 40 is arranged due to being provided with airduct 10, being arranged part 40 can occupy the space in air channel when not being arranged part 40 originally,
So that the size of the wind passage 101 being actually formed of top-blown spray gun 100 can diminish, and the size of airduct 10 can
To be held essentially constant, i.e., in the case where the diameter of spray gun is basically unchanged, the size of the wind passage 101 in spray gun can
To reduce, so that top-blown spray gun 100 can meet the requirement of electronic waste smelting, while the intensity of the spray gun will not
Reduce, or even strengthen on the contrary.
Top-blown spray gun 100 according to embodiments of the present invention, is arranged by being set on the outer peripheral face that sleeve pipe 20 is measured in side pressure
Part 40, it is possible to reduce the area of the wind passage of script, can strengthen top blast spray under the requirement for meeting electronic waste smelting
The structural strength of rifle, the problems such as be not susceptible to bending or twisting, so as to effectively protect top-blown spray gun, extension uses the longevity
Life, it is ensured that smelting is smoothed out and metallurgical effect, so that operating efficiency is improved, energy-saving, top blast spray
Rifle 100 especially adapts to the technological requirement under reduction process ability condition, solves under low processing capacity working condition, low discharge
The spray gun of minor diameter is pliable, easy distortion problem.
In addition, diameter in top-blown spray gun 100 is constant, spray gun technique wind flow it is constant under conditions of, can also improve
Air velocity in spray gun, reduces the temperature of spray gun wall, is conducive to spray gun outer wall dross to protect, while stirring molten bath
Mixing property more preferably, makes reaction effect more preferable.
Some embodiments of the invention, being arranged part 40 can include first sleeve 41 and two end seals.First set
Pipe 41 can be set on side pressure measurement sleeve pipe 20, and the inner peripheral surface of first sleeve 41 can measure sleeve pipe 20 with side pressure
Outer peripheral face be spaced apart, two end seals can be located at the two ends of first sleeve 41 respectively, that is to say, that in two end seals
One can be connected with one end of first sleeve 41, in two sleeve pipes another can with first sleeve 41 in
The other end is connected.The inner edge of each end seal can be tightly connected with side pressure measurement sleeve pipe 20, the periphery edge of each end seal
Can be tightly connected with first sleeve 41.
Thus, side pressure measures sleeve pipe 20, can form closing space 401 between first sleeve 41 and two end seals.
That is, be arranged between part 40 and side pressure measurement sleeve pipe 20 that closing space 401 can be connected to form, the closing space
401 spaces that can take up script wind passage 101, reduce the materials for being arranged part 40, and cost can be reduced.
Further, in some alternative embodiments of the invention, being arranged part 40 can also include the second sleeve pipe, second
Sleeve pipe can be located between side pressure measurement sleeve pipe 20 and first sleeve 41, and the two ends of the second sleeve pipe respectively can be with
Two end seals are tightly connected, and the outer peripheral face of the second sleeve pipe is spaced apart with the inner peripheral surface of first sleeve 41, the second sleeve pipe it is interior
Side face laminating side pressure measures the outer peripheral face of sleeve pipe 20.Thus, between first sleeve 41, the second sleeve pipe and two end seals
Closing space 401 can be formed, that is to say, that being arranged in part 40 can form closing space 401.
Thus, it is also possible to effectively reduce the material usage for being arranged part 40, reduces cost, while being easy to assembling, it is arranged part
40 can be assembled with side pressure measurement sleeve pipe 20 again with after overall package completion, it is ensured that the closing of closing space 401
Property, prevent and leak out.
Some specific embodiments of the invention, being arranged part 40 can be formed as one part.For example, work as being arranged part 40
Including first sleeve 41 and during two end seals, first sleeve 41 and two end seals can be with integrally manufactured formation.Thus,
Not only manufacture and easy to assembly, but also it is possible to prevente effectively from leaking out occurs in closing space 401.It is arranged for example, working as again
When part 40 includes first sleeve 41, the second sleeve pipe and two end seals, first sleeve 41, the second sleeve pipe and two end seals
Thus manufacture and assembly process can also be simplified with integrally manufactured formation, while improving the sealing of closing space 401
Property.
In more preferably embodiment more of the invention, top-blown spray gun 100 can also include gas whirling device, gas
Body swirl-flow devices can be located in wind passage 101.Alternatively, gas whirling device can be with spray gun outer tube and airduct 10
At least one of be connected, can specifically be configured as needed.Gas whirling device can be configured to passing through
The wind of gas whirling device has cyclonic action.That is, gas whirling device can be located in wind passage 101,
Gas whirling device can allow wind passage 101, and wind by after gas whirling device, wind can become eddy flow state,
Flowing is rotating, this is conducive to heat transfer and the cooling of spray gun outer wall, and the wind in eddy flow state is entering melt
After interior, agitaion can also be played to melt, make each phase more uniform, be conducive to the lifting of efficiency.
Alternatively, gas whirling device can be spinning disk or eddy flow bar 51, that is to say, that gas whirling device can be with
Structure or list structure in the form of sheets.For example, as shown in figure 1, swirl-flow devices can be formed as eddy flow bar 51.Spinning disk
Or eddy flow bar 51 can incline extension relative to the radial direction of wind passage 101, in other words, spinning disk or eddy flow bar 51
Bearing of trend without wind passage 101 center, the bearing of trend of spinning disk or eddy flow bar 51 and the footpath of wind passage 101
To there is certain angle, eddy flow bar 51 or spinning disk can cause disturbance to the flowing of wind, make what is unanimously flowed vertically
Wind can enter horizontal deflection to circumference, even if wind can be substantially about the axial-rotation flowing for referring to wind passage 101, perturbation is more
Greatly, the cooling to spray gun wall and the agitation to melt are conducive to.
In some specific examples of the invention, eddy flow bar 51 can be formed as steel bar, can be set on the outer surface of steel bar
There is screw thread, now eddy flow bar 51 can be formed using screw thread steel making, it is easily manufactured and good to gas disturbance performance.
In certain specific embodiments of the invention, be arranged part 40 outer peripheral face and airduct 10 inner peripheral surface at least
Reinforcement 60 is also provided with one.That is, reinforcement 60 can only be located at be arranged on the outer peripheral face of part 40,
For example, on the outer peripheral face of first sleeve 41, it is also possible to be only located on the inner peripheral surface of airduct 10, or it is arranged part 40
Reinforcement 60 is respectively provided with the inner peripheral surface of outer peripheral face and airduct 10.Reinforcement 60 can further enhance top-blown spray gun 100
Intensity, effectively prevent top-blown spray gun 100 from bending or twisting occurring, top-blown spray gun 100 is hardly damaged.
As shown in Fig. 2 reinforcement 60 can be located at be arranged on the outer peripheral face of part 40, and along being arranged the footpath of part 40
To extended.In addition, gas whirling device and reinforcement 60 can be located at the various location of wind passage 101, example
Such as, gas whirling device can the port of export of neighbouring top-blown spray gun 100 set so that the gas of outflow can with eddy flow,
Reinforcement 60 can be located at the position of the port of export for being slightly away from top-blown spray gun 100, for example, can be located at top-blown spray gun 100
Middle part, to play preferable stiffening effect.
Other of top-blown spray gun 100 according to embodiments of the present invention are constituted and operate the ordinary skill people for this area
It is knowable for member, is not described in detail herein.
In the description of the invention, it is to be understood that term " on ", D score, "front", "rear", " interior ", " outward ", " axle
To ", " radial direction ", the orientation of the instruction such as " circumference " or position relationship be, based on orientation shown in the drawings or position relationship, to be only
Described with simplified for the ease of the description present invention, must be with specific side rather than the device or element for indicating or imply meaning
Position, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed
Or implicitly include at least one this feature.In the description of the invention, " multiple " is meant that at least two, such as two
It is individual, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation "
Should be interpreted broadly Deng term, for example, it may be fixedly connected, or be detachably connected, or integrally；Can be
Mechanically connect, or electrically connect or can communicate each other；Can be joined directly together, it is also possible to by the indirect phase of intermediary
Even, can be two element internals connection or two interaction relationships of element, unless otherwise clearly restriction.For
For one of ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be as the case may be understood.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can
Being the first and second feature directly contacts, or the first and second features pass through intermediary mediate contact.
In the description of this specification, reference term " embodiment ", " specific embodiment ", " example " or " specific example "
Deng description to mean that the specific features described with reference to the embodiment or example, structure, material or feature are contained in of the invention
In at least one embodiment or example.In this manual, the schematic representation of above-mentioned term is necessarily directed to identical
Embodiment or example.And, the specific features of description, structure, material or feature can be in any one or more implementations
Combined in an appropriate manner in example or example.Additionally, in the case of not conflicting, those skilled in the art can be by
The feature of different embodiments or example and different embodiments or example described in this specification is combined and combines.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment be it is exemplary,
It is not considered as limiting the invention, one of ordinary skill in the art within the scope of the invention can be to above-described embodiment
It is changed, changes, replacing and modification.
Claims (10)
1. a kind of top-blown spray gun, it is characterised in that including：
Airduct；
Side pressure measures sleeve pipe, and the side pressure measurement sleeve pipe is located in the airduct, and the side pressure measures outer peripheral face and the institute of sleeve pipe
The inner peripheral surface for stating airduct is spaced apart；
Cartridge, the cartridge is located in the side pressure measurement sleeve pipe, and fuel channel is defined in the cartridge；
It is arranged part, the part that is arranged is set on the side pressure measurement sleeve pipe, the outer peripheral face for being arranged part and the airduct
Wind passage is defined between inner peripheral surface.
2. top-blown spray gun according to claim 1, it is characterised in that the part that is arranged includes：
First sleeve, the first sleeve is set on side pressure measurement sleeve pipe, the inner peripheral surface of the first sleeve with it is described
The outer peripheral face of side pressure measurement sleeve pipe is spaced apart；
Two end seals, two end seals are respectively provided at the two ends of the first sleeve, the inner edge of each end seal and institute
Side pressure measurement bobbin seal connection is stated, the periphery edge of each end seal is tightly connected with the first sleeve.
3. top-blown spray gun according to claim 2, it is characterised in that the part that is arranged also includes：Second sleeve pipe, institute
State the second sleeve pipe be located between side pressure measurement sleeve pipe and the first sleeve and second sleeve pipe two ends respectively with two
The end seal is tightly connected, and the outer peripheral face of second sleeve pipe is spaced apart with the inner peripheral surface of the first sleeve, described second set
The inner peripheral surface laminating side pressure of pipe measures the outer peripheral face of sleeve pipe.
4. the top-blown spray gun according to Claims 2 or 3, it is characterised in that the part that is arranged is formed as one part.
5. top-blown spray gun according to claim 1, it is characterised in that the airduct, side pressure measurement sleeve pipe, institute
State cartridge and the part that is arranged is coaxially disposed.
6. the top-blown spray gun according to any one of claim 1-5, it is characterised in that also include：Gas whirling device,
The gas whirling device is located in the wind passage and is configured to that wind therethrough can be made to form eddy flow.
7. top-blown spray gun according to claim 6, it is characterised in that the gas whirling device be formed as spinning disk or
Eddy flow bar, the spinning disk or the eddy flow bar extend relative to the radial skew of the wind passage.
8. top-blown spray gun according to claim 7, it is characterised in that the eddy flow bar is formed as steel bar, the steel bar
Outer surface be provided with screw thread.
9. top-blown spray gun according to claim 6, it is characterised in that the gas whirling device and spray gun outer tube and institute
At least one of airduct is stated to be connected.
10. top-blown spray gun according to claim 1, it is characterised in that the outer peripheral face for being arranged part and the airduct
Inner peripheral surface at least one be provided with reinforcement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511018328.7A CN106931789A (en) | 2015-12-30 | 2015-12-30 | top-blown spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511018328.7A CN106931789A (en) | 2015-12-30 | 2015-12-30 | top-blown spray gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106931789A true CN106931789A (en) | 2017-07-07 |
Family
ID=59441550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511018328.7A Pending CN106931789A (en) | 2015-12-30 | 2015-12-30 | top-blown spray gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106931789A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2553388B2 (en) * | 1988-12-26 | 1996-11-13 | 川崎炉材 株式会社 | Vibration forming method for lance pipe |
| CN2926832Y (en) * | 2006-04-29 | 2007-07-25 | 中国石油化工股份有限公司 | Waste-gas gun for incinerator |
| CN201343564Y (en) * | 2009-01-20 | 2009-11-11 | 河南豫光金铅股份有限公司 | Reduction spray gun for reduction furnace |
| CN101713537A (en) * | 2008-09-30 | 2010-05-26 | 通用电气公司 | Systems and methods for facilitating varying size coal pipes for a pulverized coal burner |
| US20120074623A1 (en) * | 2008-12-11 | 2012-03-29 | Barry Alan Cady | Injecting gas into a vessel |
| CN205279755U (en) * | 2015-12-30 | 2016-06-01 | 江西瑞林稀贵金属科技有限公司 | Top -blown spray gun |
-
2015
- 2015-12-30 CN CN201511018328.7A patent/CN106931789A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2553388B2 (en) * | 1988-12-26 | 1996-11-13 | 川崎炉材 株式会社 | Vibration forming method for lance pipe |
| CN2926832Y (en) * | 2006-04-29 | 2007-07-25 | 中国石油化工股份有限公司 | Waste-gas gun for incinerator |
| CN101713537A (en) * | 2008-09-30 | 2010-05-26 | 通用电气公司 | Systems and methods for facilitating varying size coal pipes for a pulverized coal burner |
| US20120074623A1 (en) * | 2008-12-11 | 2012-03-29 | Barry Alan Cady | Injecting gas into a vessel |
| CN201343564Y (en) * | 2009-01-20 | 2009-11-11 | 河南豫光金铅股份有限公司 | Reduction spray gun for reduction furnace |
| CN205279755U (en) * | 2015-12-30 | 2016-06-01 | 江西瑞林稀贵金属科技有限公司 | Top -blown spray gun |
Non-Patent Citations (1)
| Title |
|---|
| 魏涛，占焕武: "顶吹熔池熔炼喷枪寿命影响因素的探讨", 《第七届冶炼技术论文发布会论文集》 * |
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170707 |
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| RJ01 | Rejection of invention patent application after publication |