CN202954009U - Powdered coal gasification equipment - Google Patents
Powdered coal gasification equipment Download PDFInfo
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- CN202954009U CN202954009U CN2012206730930U CN201220673093U CN202954009U CN 202954009 U CN202954009 U CN 202954009U CN 2012206730930 U CN2012206730930 U CN 2012206730930U CN 201220673093 U CN201220673093 U CN 201220673093U CN 202954009 U CN202954009 U CN 202954009U
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- fine coal
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- loading plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
- Y02E20/18—Integrated gasification combined cycle [IGCC], e.g. combined with carbon capture and storage [CCS]
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Abstract
The utility model discloses powdered coal gasification equipment. The powdered coal gasification equipment comprises one or more gasification chambers, wherein each gasification chamber comprises a plurality of powdered coal loading plates, multiple layers of heat exchange units, material distributing ports and discharge channels; the plurality of powdered coal loading plates are downward arranged in an inclined layer-by-layer manner; the multiple layers of heat exchange units are encircled by the plurality of powdered coal loading plates and are communicated mutually, and each layer of heat exchange unit is provided with a powdered coal accumulation region based on the powdered coal loading plates and a gas flow region; the material distributing ports are arranged in the top ends of the gasification chambers; and the discharge channels are arranged below the gasification chambers. The powdered coal gasification equipment provided by the utility model generates heat carrier coal gas through carrying out an oxido-reduction vaporization reaction on a gasifying agent and powdered coal, the heat carrier coal gas flows to each layer of heat exchange unit from bottom to top through each layer of gas flow region so as to carry out heat exchange with powdered coal layers of each heat exchange unit, so that synthesis gas is produced.
Description
Technical field
The utility model relates to a kind of coal gasification field, particularly a kind of coal gasification equipment.
Background technology
Gasification is primary energy source to be changed into to the main path of clean secondary energy, and its product is fuel gas (coal gas), synthetic gas, reducing gas, hydrogen, carbon monoxide.The coal gasification technology is at combined cycle generating unit, synthetic ammonia and synthesizing methanol industry, group base method produce acetic acid and vinegar allotment of labor industry, the production of sponge iron, the preparation of pure carbon monoxide, the fields such as preparation of pure hydrogen are widely used, and gasification installation is the key equipment of gasification.
Existing gasification installation is divided into air flow bed, fluidized-bed and moving-bed.Air flow bed and the fluidized-bed gasification device granularity that is suitable for gasifying is the following fine coal of 5mm, but investment and running cost are very high, and operational condition is harshness comparatively.Although moving-bed gasification device operational condition is comparatively gentle, investment and running cost are lower, and it is only suitable in the gasification granularity is the lump coal more than 20mm.
While using the following fine coal of moving-bed gasification device gasification 20mm, because gap is little, ventilation property is poor, the reason such as the flame penetration power is not enough or thermal energy conduction is not smooth, fine coal can cause the temperature of same coal seam different sites unbalanced for gasifying, gasify inhomogeneous, cause the ash content carbon after partial reaction high, gasification efficiency is low, and the synthetic gas produced after gasification such as can't efflux at the problem.
Summary of the invention
The utility model technical issues that need to address just are to overcome the defect of prior art, a kind of coal gasification equipment is provided, in the situation that decrease investment and running cost, can with moving-bed, to particle diameter, the fine coal below 20mm be gasified, the synthetic gas that gasification produces can be discharged smoothly, and can realize the coal gasification equilibrium, reduce by a relatively large margin the carbon content in lime-ash, improve gasification efficiency.
According to the utility model first aspect, a kind of coal gasification equipment is provided, comprise one or more vaporizers, each vaporizer comprises:
A plurality of fine coal loading plates of successively downward-sloping installation;
By described a plurality of fine coal loading plates Multi-layer thermal crosspoint that surround and that be interconnected, its every layer heat exchange unit all has fine coal build-up areas and the gas flow area based on the fine coal loading plate;
Be arranged at the cloth mouth on vaporizer top;
Be arranged at the tapping channel of vaporizer below.
Preferably, described each vaporizer surrounds by refractory wall.
Preferably, coal gasification equipment also comprises from described refractory wall and extend into the thermal barrier gas generation apparatus in described vaporizer.
Preferably, described refractory wall is hollow wall, is provided with the induction trunk that leads to described hollow wall between the tapping channel of described adjacent two vaporizers.
Preferably, on described fine coal loading plate, have a plurality of for from below, the fine coal layer the fine coal loading plate being carried out the ventilation air gap of fine coal heating pyrolysis.
Preferably, each fine coal loading plate bottom all has the opening flowed downward for fine coal; Wherein, the bottom of the upper strata fine coal loading plate of any two adjacent fine coal loading plates is near the upper end of lower floor's fine coal loading plate.
Preferably, the angle of fine coal loading plate and vaporizer inboard is between 20 degree to 70 degree.
Preferably, described heat exchange unit is: the space surrounded by the upper strata fine coal loading plate lower surface of any two adjacent fine coal loading plates and lower floor's fine coal loading plate upper surface and vaporizer inwall on every side thereof.
Preferably, partly or entirely the fine coal loading plate of heat exchange unit is provided with the air flue be communicated with its gas flow area; Wherein, the air flue that is positioned at one or more heat exchange units on vaporizer top arranges duct control system.
Preferably, the air flue that is positioned at each heat exchange unit of vaporizer middle and lower part arranges duct control system.
With respect to prior art, useful technique effect of the present utility model is: the fine coal for particle diameter below 20mm, and the utility model can fundamentally guarantee the balanced gasification of fine coal in the coal gasification process, greatly reduce the carbon content rate of reacted lime-ash; Can filter gas dust again, and make the synthetic gas overflow channel unobstructed, thereby can make coal gasification carry out smoothly simultaneously.
The accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of internal heat type coal gasification equipment of the present utility model;
Fig. 2 is the schematic diagram of the vaporizer shown in Fig. 1;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is that the C of Fig. 2 is to view;
Fig. 5 is the schematic diagram after vaporizer is distributed into fine coal;
Fig. 6 a is a kind of structure and the distribution schematic diagram of the air gap on the fine coal loading plate of vaporizer;
Fig. 6 b is another kind of structure and the distribution schematic diagram of the air gap on the fine coal loading plate of vaporizer;
Fig. 6 c is another kind of structure and the distribution schematic diagram of the air gap on the fine coal loading plate of vaporizer;
Fig. 7 is the producer gas generator schematic diagram that comprises the utility model vaporizer.
Embodiment
The utility model provides a kind of coal gasification equipment, comprises powder coal gasification furnace 1, and described powder coal gasification furnace 1 is respectively furnace charge entrance 2, venting port 10, a plurality of vaporizer 8 and slag notch 9 from top to bottom.
Fig. 1 has shown the utility model coal gasification equipment.Wherein vapourizing furnace 1 top is furnace charge entrance 2, is useful on the charging vehicle of cloth on furnace charge entrance 2.Powder coal gasification furnace 1 below is slag notch 9 and residue extraction machine 19, for collecting and release lime-ash.
Powder coal gasification furnace 1 has outer partition wall and a plurality of internal partition wall 21, and each vaporizer 8 surrounds by partition wall, and for example outside vaporizer 8 is surrounded by outer partition wall and internal partition wall, is positioned at inner vaporizer 8 and is surrounded by two internal partition walls.Each vaporizer left and right is staggered sets up a plurality of fine coal loading plate 18(to be separately positioned on the partition wall of two of left and right), thereby formed Multi-layer thermal crosspoint 81(referring to Fig. 2 in vaporizer).
Each vaporizer 8 below is provided with gas flow channel 6, vaporized chemical inlet mouth 7 and the heating unit (nozzle 16 and the gas passage 15 that is communicated with nozzle 16) between curvilinear style tapping channel 5, tapping channel 5.
The utility model is mainly to have developed a kind of vaporizer 8 that is suitable for coal gasification, and utilizes this vaporizer 8 fine coal to be processed into to the method for coal gas.
Below mainly in conjunction with Fig. 2 to Fig. 6, to of the present utility model, comprise that the coal gasification equipment of a plurality of vaporizers 8 and the method gasified are elaborated in vaporizer.
Fig. 2 has shown the concrete structure of the vaporizer 8 shown in Fig. 1; As shown in Figure 2, this vaporizer 8 comprises:
A plurality of fine coal loading plates 18 of successively downward-sloping installation;
The Multi-layer thermal crosspoint 81 be interconnected that utilizes described a plurality of fine coal loading plate 18 to form, its every layer heat exchange unit 81 all has fine coal build-up areas (corresponding to the fine coal layer 811 shown in Fig. 5) and the gas flow area 812 based on the fine coal loading plate, wherein the gas flow area of every layer of heat exchange unit all is connected with the gas flow area of adjacent heat crosspoint, thereby forms the Multi-layer thermal crosspoint from bottom to top layer of being convenient to gas flow in vaporizer;
Be arranged at the cloth mouth 82 on vaporizer top, for fine coal is distributed into to each layer of heat exchange unit 81 from top to bottom, make on the fine coal build-up areas of every layer of heat exchange unit and pile up the fine coal layer 811 diagonally distributed is arranged respectively, fine coal layer 811 in every layer of heat exchange unit utilizes its gravity to form falling tendency on fine coal loading plate 18, so as along with the down sliding of the fine coal layer 811 in lower floor's heat exchange unit down sliding;
Be arranged at the curvilinear style tapping channel 5 of vaporizer 8 belows, between any two tapping channels 5, gas flow channel 6 is set, vaporized chemical has obtained preheating from gas flow channel passes the heat exchange unit that enters the vaporizer middle and lower part, to lime-ash, carries out cooling simultaneously.
As shown in Fig. 2 to 5, on fine coal loading plate 18, have a plurality of for from below, the fine coal layer the fine coal loading plate being carried out the ventilation air gap 181 of fine coal heating pyrolysis.
As shown in Figure 6 a, ventilation air gap 181 is preferably the long strip shape through hole that connects fine coal loading plate 18; It can be also billet shape through hole as shown in Figure 6 b; Can be also the round tube hole as shown in Fig. 6 c, and preferably according to Triangle-Profile on fine coal loading plate 18.Wherein, fine coal can not be descending by air gap 181 in descending process, and mobile thermal barrier gas can be up through air gap 181 from bottom to top.
As shown in Fig. 2 to 5, each fine coal loading plate bottom all has the opening 182 flowed downward for fine coal.And the bottom of the upper strata fine coal loading plate 18 of any two adjacent fine coal loading plates is near the upper end of lower floor's fine coal loading plate 18, and the angle of fine coal loading plate 18 and vaporizer inboard is between 20 degree to 70 degree.
As shown in Fig. 2 or 5, heat exchange unit 81 of the present utility model is the spaces that surrounded by the upper strata fine coal loading plate lower surface of any two adjacent fine coal loading plates 18 and lower floor's fine coal loading plate upper surface and vaporizer inwall on every side thereof; When being distributed into fine coal, every layer of heat exchange unit 81 utilizes the fine coal loading plate of its inclination to pile up inclination fine coal layer thereon, and formation is positioned at the gas flow area 812 on inclination fine coal layer.
As shown in Figure 3, the fine coal loading plate 18 of every layer of heat exchange unit of the utility model 81 is provided with the air flue 80 be communicated with its gas flow area 812, the gas flow area 812 of every layer of heat exchange unit 81 is connected with the gas flow area that is located thereon layer heat exchange unit by the upper air flue be located thereon, and by the downtake be positioned under it, with the gas flow area that is positioned at its lower floor's heat exchange unit, is connected.
Describe method for pulverized coal gasification of the present utility model in detail below in conjunction with Fig. 5, in general, method for pulverized coal gasification of the present utility model comprises the following steps:
Downward-sloping fine coal loading plate 18 successively is installed in the vaporizer 8 for coal gasification;
Utilize a plurality of fine coal loading plates 18 to form the Multi-layer thermal crosspoint 81 be interconnected, its every layer heat exchange unit 81 all has fine coal build-up areas (corresponding to the fine coal layer 811 shown in Fig. 5) and the gas flow area 812 based on the fine coal loading plate, wherein the gas flow area of every layer of heat exchange unit all is connected with the gas flow area of adjacent heat crosspoint, thereby forms the Multi-layer thermal crosspoint from bottom to top layer of being convenient to gas flow in vaporizer;
Fine coal is distributed in each layer of heat exchange unit 81 from top to bottom, makes the fine coal layer 811 that on the fine coal build-up areas of every layer of heat exchange unit 81, accumulation diagonally distributes respectively;
Carry out the redox gasification reaction by vaporized chemical and fine coal and produce thermal barrier coal gas, utilize the gas flow area of each layer that thermal barrier coal gas is flow to each layer of heat exchange unit from bottom to top, carry out heat exchange with the fine coal layer of each heat exchange unit respectively, destructive distillation goes out fugitive constituent, in order to produce synthetic gas.
Reacted lime-ash by occurring in the slip of fine coal from the vaporizer bottom is released, because the fine coal layers in every layer of heat exchange unit 81 are to support and form by the extruding of fine coal between layers, thereby there is falling tendency, once the reacted lime-ash of bottom vaporizer is released by residue extraction machine 19, bottom has just lost extruding and has supported the condition of upper strata fine coal layer, thereby makes the fine coal of other layers slip into respectively lower one deck heat exchange unit.
Vaporizer of the present utility model is divided into preheating and drying district 31, pyrogenation and carbonization district 32, redox district 33 and lime-ash cooling zone 34 from top to bottom successively; Wherein: the preheating and drying district comprises several heat exchange units that are positioned at vaporizer top, for fine coal preheating and drying; The pyrogenation and carbonization district comprises several heat exchange units that are positioned at the vaporizer middle and upper part, and for preheating and dried fine coal are carried out to pyrolysis, destructive distillation goes out fugitive constituent in fine coal; The redox district comprises several heat exchange units that are positioned at the vaporizer middle and lower part, for the fine coal that destructive distillation is gone out to fugitive constituent and the vaporized chemical sprayed into, carries out the redox gasification reaction, produces coal gas; The lime-ash cooling zone comprises several heat exchange units and the curved shape tapping channel that is positioned at the vaporizer bottom, for the vaporized chemical that utilizes high-temperature ash to spray into outside, carries out preheating, and lime-ash is carried out cooling, discharges the low temperature lime-ash.
In the utility model gasification process, the step that downward-sloping fine coal loading plate successively is installed comprises: relative a plurality of fine coal loading plates 18 with ventilation air gap 181 of downward-sloping installation alternately successively in vaporizer 8 inboards make the bottom of upper strata fine coal loading plate of any two adjacent fine coal loading plates 18 near the upper end of lower floor's fine coal loading plate; Wherein, the bottom of each fine coal loading plate 18 all has the opening flowed downward for fine coal; Wherein, the angle of fine coal loading plate and vaporizer inboard is between 20 degree to 70 degree; Wherein, fine coal can not be descending by described air gap in descending process, and mobile thermal barrier gas can be up through described air gap from bottom to top.
In addition, in the utility model gasification process, a plurality of fine coal loading plates with the ventilation air gap of successively installing in vaporizer can be also trilateral or arc.Wherein, while being distributed into fine coal, under the effect of described fine coal loading plate, fine coal is descending, pile up inclination fine coal layer on the fine coal loading plate of every layer of heat exchange unit, and form and be positioned at the gas flow area on inclination fine coal layer thus, that is to say, pile up on each fine coal loading plate inclination fine coal layer is arranged, under be distributed with gas flow area; Wherein, on the fine coal loading plate, have a plurality of for from below, the fine coal layer the fine coal loading plate being carried out the ventilation air gap of fine coal heating pyrolysis, fine coal can not be descending by described air gap in descending process, and mobile thermal barrier gas can be up through described air gap from bottom to top.
In the utility model gasification process, the step of utilizing described fine coal loading plate to form heat exchange unit comprises: by the upper strata fine coal loading plate lower surface of any two adjacent fine coal loading plates 18 and lower floor's fine coal loading plate upper surface and vaporizer inwall on every side thereof, surround heat exchange unit 81; When being distributed into fine coal, every layer of heat exchange unit 81 utilizes the fine coal loading plate of its inclination to pile up inclination fine coal layer 811 thereon, and formation is positioned at the gas flow area 812 on inclination fine coal layer.
In the utility model gasification process, be equipped with the air flue 80 be communicated with its gas flow area on every layer of fine coal loading plate, the gas flow area of every layer of heat exchange unit is connected with the gas flow area that is located thereon layer heat exchange unit by the upper air flue be located thereon, by the downtake be positioned under it, with the gas flow area that is positioned at its lower floor's heat exchange unit, be connected, described air flue makes the successively fine coal floor heat exchange of up and each floor heat exchange unit of the thermal barrier coal gas that produces in the redox district, produce synthetic gas, finally efflux from the top venting port.
In addition, the air flue of the one or more heat exchange units in the preheating and drying district arranges duct control system, when the many dust of gas entrainment to be discharged, close one or several duct control system, force thermal barrier gas to pass from the ventilation air gap of fine coal loading plate and fine coal, utilize the undried fine coal layer of piling up on the fine coal loading plate to be filtered the dust in gas to be discharged.
In addition, the air flue of each heat exchange unit in the redox district arranges duct control system, pressure size for the vaporized chemical in the heat exchange unit according to entering the redox district, close one or several air flue, force vaporized chemical to pass from the ventilation air gap of top fine coal loading plate and fine coal, vaporized chemical is contacted more fully with fine coal, more effectively carry out the redox gasification reaction.
In addition, be advanced into each heat exchange unit on the air flue of thermal barrier gas by top fine coal or fine coal loading plate one side, in every layer of heat exchange unit, the thermal barrier gas of its gas flow area carries out heat exchange by the fine coal loading plate of its top and the conduction of air gap thereof with the fine coal that is located thereon layer, and fine coal direct and that be positioned under it carries out heat exchange.
In addition, the indoor top temperature of heating and gasifying is 800 ℃ to 1300 ℃.
Embodiment
As shown in Figure 7, the annular chamber that a kind of furnace chamber of round type Mini producer gas generator is surrounded by internal partition wall water tank and outer partition wall, utilize this producer gas generator to the method for coal gasification to be:
At internal partition wall, downward-sloping arc fine coal loading plate 18 successively is installed, the fine coal loading plate that is arranged on the internal partition wall same layer is positive truncated cone-shaped; Partition wall is installed downward-sloping arc fine coal loading plate 18 outside, and the fine coal loading plate that is arranged on outer partition wall same layer is reverse frustoconic; Staggered respectively be arranged on internal partition wall and outer partition wall on relative to inverted round stage fine coal loading plate of described positive round platform;
Utilize a plurality of truncated cone-shaped fine coal loading plates to form the Multi-layer thermal crosspoint be interconnected, while being distributed into fine coal, its every layer heat exchange unit all has fine coal build-up areas and the gas flow area based on truncated cone-shaped fine coal loading plate, wherein the gas flow area of every layer of heat exchange unit all is connected with the gas flow area of adjacent heat crosspoint, thereby forms the Multi-layer thermal crosspoint from bottom to top layer of being convenient to gas flow in vaporizer;
On fine coal loading plate 18, have a plurality of for from below, the fine coal layer the fine coal loading plate being carried out the ventilation air gap 181 of fine coal heating pyrolysis, fine coal can not be descending by described air gap in descending process, and mobile thermal barrier gas can be up through described air gap from bottom to top; And each fine coal loading plate bottom all has the opening flowed downward for fine coal.
Wherein, the fine coal loading plate 18 of every layer of heat exchange unit is provided with the air flue be communicated with its gas flow area, the gas flow area of every layer of heat exchange unit is connected with the gas flow area that is located thereon layer heat exchange unit by the upper air flue be located thereon, and by the downtake be positioned under it, with the gas flow area that is positioned at its lower floor's heat exchange unit, is connected;
Carry out the redox gasification reaction by vaporized chemical and fine coal and produce thermal barrier coal gas, utilize the gas flow area of each layer that thermal barrier coal gas is flow to each layer of heat exchange unit from bottom to top, carry out heat exchange with the fine coal layer of each heat exchange unit respectively, destructive distillation goes out fugitive constituent, in order to produce synthetic gas.
The air flue that the present embodiment is positioned at one or more heat exchange units on furnace chamber top arranges duct control system, when the many dust of gas entrainment to be discharged, close one or several duct control system, force thermal barrier gas to pass from the ventilation air gap of fine coal loading plate and fine coal, utilize the undried fine coal layer of piling up on the fine coal loading plate to be filtered the dust in gas to be discharged.
The air flue that the present embodiment is positioned at one or more heat exchange units of furnace chamber middle and lower part arranges duct control system, enter the interior coal gas of vaporizer and the pressure size of air for basis, close one or several air flue, force thermal barrier gas to pass from the ventilation air gap of top fine coal loading plate and fine coal, make thermal barrier gas and fine coal heat exchange more abundant
In addition, the utility model utilizes the fine coal layer on the fine coal loading plate of upper strata to be filtered the coal gas with dust, can filter out the dust in coal gas, makes the coal gas cleaning of passing through, and has improved quality;
The utility model is used the coal gasification of particle diameter below 20mm, fundamentally guaranteed the balanced gasification of fine coal in the coal gasification process, and the coal gas overflow channel is unobstructed, thereby can makes coal gasification carry out smoothly.
Finally it should be noted that: obviously, above-described embodiment is only for the utility model example clearly is described, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.And the apparent variation of being amplified out thus or change are still among protection domain of the present utility model.
Claims (10)
1. a coal gasification equipment, comprise one or more vaporizers, it is characterized in that: each vaporizer comprises:
A plurality of fine coal loading plates of successively downward-sloping installation;
By described a plurality of fine coal loading plates Multi-layer thermal crosspoint that surround and that be interconnected, its every layer heat exchange unit all has fine coal build-up areas and the gas flow area based on the fine coal loading plate;
Be arranged at the cloth mouth on vaporizer top;
Be arranged at the tapping channel of vaporizer below.
2. coal gasification equipment according to claim 1, is characterized in that, described each vaporizer surrounds by refractory wall.
3. coal gasification equipment according to claim 2, is characterized in that, also comprises from described refractory wall and extend into the thermal barrier gas generation apparatus in described vaporizer.
4. coal gasification equipment according to claim 3, is characterized in that, described refractory wall is hollow wall, is provided with the induction trunk that leads to described hollow wall between the tapping channel of described adjacent two vaporizers.
5. according to claim 1 or 2 or 3 or 4 described coal gasification equipment, it is characterized in that, have a plurality of for from below, the fine coal layer the fine coal loading plate being carried out the ventilation air gap of fine coal heating pyrolysis on described fine coal loading plate.
6. coal gasification equipment according to claim 5, is characterized in that, each fine coal loading plate bottom all has the opening flowed downward for fine coal; Wherein, the bottom of the upper strata fine coal loading plate of any two adjacent fine coal loading plates is near the upper end of lower floor's fine coal loading plate.
7. coal gasification equipment according to claim 6, is characterized in that, the angle of fine coal loading plate and vaporizer inboard is between 20 degree to 70 degree.
8. coal gasification equipment according to claim 7, it is characterized in that, described heat exchange unit is: the space surrounded by the upper strata fine coal loading plate lower surface of any two adjacent fine coal loading plates and lower floor's fine coal loading plate upper surface and vaporizer inwall on every side thereof.
9. coal gasification equipment according to claim 8, is characterized in that, partly or entirely the fine coal loading plate of heat exchange unit is provided with the air flue be communicated with its gas flow area;
Wherein, the air flue that is positioned at one or more heat exchange units on vaporizer top arranges duct control system.
10. coal gasification equipment according to claim 9, is characterized in that, the air flue that is positioned at each heat exchange unit of vaporizer middle and lower part arranges duct control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206730930U CN202954009U (en) | 2012-12-07 | 2012-12-07 | Powdered coal gasification equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206730930U CN202954009U (en) | 2012-12-07 | 2012-12-07 | Powdered coal gasification equipment |
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| CN202954009U true CN202954009U (en) | 2013-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012206730930U Expired - Fee Related CN202954009U (en) | 2012-12-07 | 2012-12-07 | Powdered coal gasification equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107619674A (en) * | 2017-10-27 | 2018-01-23 | 煤炭科学技术研究院有限公司 | The Z-path moving bed pyrolysis fluidized gasification coupling device and method of solid fuel |
| CN108130134A (en) * | 2017-12-20 | 2018-06-08 | 北京三聚环保新材料股份有限公司 | A kind of coal gasifier |
-
2012
- 2012-12-07 CN CN2012206730930U patent/CN202954009U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107619674A (en) * | 2017-10-27 | 2018-01-23 | 煤炭科学技术研究院有限公司 | The Z-path moving bed pyrolysis fluidized gasification coupling device and method of solid fuel |
| CN108130134A (en) * | 2017-12-20 | 2018-06-08 | 北京三聚环保新材料股份有限公司 | A kind of coal gasifier |
| CN108130134B (en) * | 2017-12-20 | 2024-01-23 | 北京海新能源科技股份有限公司 | Coal gasification furnace |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20161207 |