CN102121693B - Dioxygen coal gasifying vortex type burning smokeless boiler - Google Patents

Dioxygen coal gasifying vortex type burning smokeless boiler Download PDF

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Publication number
CN102121693B
CN102121693B CN2011100788020A CN201110078802A CN102121693B CN 102121693 B CN102121693 B CN 102121693B CN 2011100788020 A CN2011100788020 A CN 2011100788020A CN 201110078802 A CN201110078802 A CN 201110078802A CN 102121693 B CN102121693 B CN 102121693B
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China
Prior art keywords
dividing plate
heat
heat room
partitioning plate
heat exchanger
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CN2011100788020A
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Chinese (zh)
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CN102121693A (en
Inventor
刘奉国
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刘奉国
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Priority to CN2011100788020A priority Critical patent/CN102121693B/en
Publication of CN102121693A publication Critical patent/CN102121693A/en
Application granted granted Critical
Publication of CN102121693B publication Critical patent/CN102121693B/en

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    • Y02E20/344

Abstract

The invention discloses a dioxygen coal gasifying vortex type burning smokeless boiler, relating to a coal gasifying burning boiler, and aiming at solving the problem that the burning is insufficient, the smoke dust causes pollution to the environment and the heat exchange rate is low in the existing coal burning boiler. The dioxygen coal gasifying vortex type burning smokeless boiler is characterized in that an upper oxygen inlet pipe is communicated with a furnace body which is provided with a lower oxygen inlet; a first partitioning plate is vertically arranged at an inlet end of a heat exchange chamber; a second partitioning plate is vertically arranged in the middle of the heat exchange chamber; an L-shaped partitioning plate is positioned between the first partitioning plate and the second partitioning plate; a third partitioning plate is positioned between the first partitioning plate and the L-shaped partitioning plate; a fourth partitioning plate is positioned between the second partitioning plate and the side wall of an outlet end of the heat exchanger chamber; a fifth partitioning plate is horizontally arranged in the heat exchange chamber; one end of a sixth partitioning plate is fixedly connected with the fourth partitioning plate; a first heat exchange pipe row is arranged between the first partitioning plate and the L-shaped partitioning plate; a second heat exchange pipe row and a third heat exchange pipe row are arranged between the second partitioning plate and the third partitioning plate; and a fourth heat exchange pipe row is arranged between the third partitioning plate and the fourth partitioning plate. In the dioxygen coal gasifying vortex type burning smokeless boiler, the burning is full, the environment is protected and the heat exchange rate is high.

Description

The dioxygen coal changes gas eddy streaming burning less boiler

Technical field

The present invention relates to a kind of coal changes the gas firing boiler, and being specifically related to a kind of dioxygen coal changes gas eddy streaming burning less boiler, belongs to the burning boiler technical field.

Background technology

Traditional boiler oil is main with coal, for satisfying environmental protection requirement, adopts fuel oil or gas fired-boiler in recent years.Though fuel oil or gas fired-boiler flue dust have reached environmental emission standard, its operating cost is expensive, and the user is difficult to bear.The form of existing coal-burning boiler is more, but because the direct burning of coal, it is insufficient to burn, and soot emissions can't reach environmental requirement, have polluted environment, and rate of heat exchange is low.

Granted publication day be on January 30th, 2008, Granted publication number for the utility model patent of CN 201014725Y discloses a kind of " environment-friendly type reverse-burning gas boiler ", this boiler is in operation and has following problem: 1, the oxygen supply area is little, and fired coal combustion is insufficient; 2, exhaust gases passes is arranged on the bottom of burning chamber, causes the quantity of heat given up at gas passage place low, and heat exchanger effectiveness is low.

Summary of the invention

The objective of the invention is to exist the oxygen supply area little for the environment-friendly type reverse-burning gas boiler of mentioning in the solution background technology is in operation; Fired coal combustion is insufficient; The quantity of heat given up at gas passage place is low, and the problem that heat exchanger effectiveness is low provides a kind of dioxygen coal to change gas eddy streaming burning less boiler.

Technical scheme of the present invention is: the dioxygen coal changes gas eddy streaming burning less boiler and comprises body of heater, heat output channel, preheater, Heat Room, induced duct, goes up oxygen feeding tube and water-cooled grate, and said dioxygen coal changes gas eddy streaming burning less boiler and also comprises first dividing plate, second partition, L shaped dividing plate, the 3rd dividing plate, the 4th dividing plate, the 5th dividing plate, the 6th dividing plate, first heat exchanger tube row, second heat exchanger tube row, the 3rd heat exchanger tube row and the 4th heat exchanger tube row;

The said oxygen feeding tube of going up is communicated with the top of body of heater, and the bottom of body of heater has coal feed point, slag notch and following oxygen feeder from top to bottom successively, and the water-cooled grate level is installed on the inwall of body of heater; And water-cooled grate is between slag notch and following oxygen feeder, and said preheater is communicated with body of heater through the heat output channel, and the position of offering of the installation site of said heat output channel and slag notch maintains an equal level; The bottom of preheater has first ash hole, and the port of export of said preheater is communicated with the entrance point of Heat Room, and said first dividing plate vertically is installed in the entrance point of Heat Room; The upper end of first dividing plate is fixedly connected with the top board of Heat Room, and the lower end of first dividing plate is suspended in the Heat Room, and the middle part of said Heat Room vertically is equipped with second partition; The upper end of second partition is fixedly connected with the top board of Heat Room, and L shaped dividing plate is arranged in the Heat Room, and L shaped dividing plate is between first dividing plate and second partition; The upper end of L shaped dividing plate is fixedly connected with the top board of Heat Room, and the lower end of L shaped dividing plate is fixedly connected with the middle part of second partition, and the 3rd dividing plate vertically is installed in the Heat Room; The 3rd dividing plate is between first dividing plate and L shaped dividing plate, and the lower end of the 3rd dividing plate is fixedly connected with the base plate of Heat Room, and the upper end of the 3rd dividing plate is suspended in the Heat Room; And the lower end of first dividing plate is lower than the upper end of the 3rd dividing plate, and said the 4th dividing plate vertically is arranged in the Heat Room, and the 4th dividing plate is between second partition and Heat Room port of export sidewall; The upper end of the 4th dividing plate is fixedly connected with the top board of Heat Room; The lower end of the 4th dividing plate is fixedly connected with the base plate of Heat Room, and said the 5th dividing plate is horizontally set in the Heat Room, and an end of the 5th dividing plate is fixedly connected with the middle part of the 3rd dividing plate; The other end of the 5th dividing plate is fixedly connected with the 4th dividing plate; The lower end of said second partition is fixedly connected with the middle part of the 5th dividing plate, and said the 6th dividing plate is horizontally disposed with, and an end of the 6th dividing plate is fixedly connected with the 4th dividing plate; The setting height(from bottom) of the setting height(from bottom) of the 6th dividing plate and the 5th dividing plate maintains an equal level; Be horizontally disposed with first heat exchanger tube row between said first dividing plate and the L shaped dividing plate, be horizontally disposed with second heat exchanger tube row and the 3rd heat exchanger tube row between second partition and the 4th dividing plate from top to bottom, second heat exchanger tube row's installation site is corresponding with L shaped dividing plate; Be horizontally disposed with the 4th heat exchanger tube row between said the 3rd dividing plate and the 4th dividing plate; The 4th heat exchanger tube ranking has second ash hole in the below of the 5th dividing plate on the said Heat Room, the position of offering of second ash hole is positioned at the zone that the 4th dividing plate, the 6th dividing plate and Heat Room outlet outer wall three surround; And second ash hole is positioned at the top of the 6th dividing plate, and induced duct is communicated with the port of export at Heat Room.

The present invention compared with prior art has following effect: dioxygen coal of the present invention changes gas eddy streaming burning less boiler and carries out oxygen supply by last oxygen feeding tube and following oxygen feeder, forms the eddy current type burning, because oxygen is sufficient; Coal in the stove is fully burned; Cigarette that burning produces and oxygen are fused to fuel gas and burn away, and along with the rising of temperature in the stove, temperature can reach 1600 ℃ in the stove; The gas temperature of being discharged by induced duct 5 reaches 70 ℃, has improved rate of heat exchange.

Description of drawings

Fig. 1 is the front view (arrow is represented the gas trend among the figure) that dioxygen coal of the present invention changes gas eddy streaming burning less boiler, and Fig. 2 is the A-A cutaway view of Fig. 1.

The specific embodiment

The specific embodiment one: combine Fig. 1 and Fig. 2 that this embodiment is described; The dioxygen coal of this embodiment changes gas eddy streaming burning less boiler and comprises body of heater 1, heat output channel 2, preheater 3, Heat Room 4, induced duct 5, goes up oxygen feeding tube 6 and water-cooled grate 10, and said dioxygen coal changes gas eddy streaming burning less boiler and also comprises first dividing plate 12, second partition 13, L shaped dividing plate 14, the 3rd dividing plate 15, the 4th dividing plate 16, the 5th dividing plate 17, the 6th dividing plate 18, first heat exchanger tube row, 19, second heat exchanger tube row the 20, the 3rd heat exchanger tube row the 21 and the 4th heat exchanger tube row 22;

The said oxygen feeding tube 6 of going up is communicated with the top of body of heater 1, and the bottom of body of heater 1 has coal feed point 7, slag notch 8 and following oxygen feeder 9 from top to bottom successively, and water-cooled grate 10 levels are installed on the inwall of body of heater 1; And water-cooled grate 10 is between slag notch 8 and following oxygen feeder 9, and said preheater 3 is communicated with body of heater 1 through heat output channel 2, and the bottom of preheater 3 has first ash hole 11; The port of export of said preheater 3 is communicated with the entrance point of Heat Room 4, and said first dividing plate 12 vertically is installed in the entrance point of Heat Room 4, and the upper end of first dividing plate 12 is fixedly connected with the top board of Heat Room 4; The lower end of first dividing plate 12 is suspended in the Heat Room 4, and the middle part of said Heat Room 4 vertically is equipped with second partition 13, and the upper end of second partition 13 is fixedly connected with the top board of Heat Room 4; L shaped dividing plate 14 is arranged in the Heat Room 4, and L shaped dividing plate 14 is between first dividing plate 12 and second partition 13, and the upper end of L shaped dividing plate 14 is fixedly connected with the top board of Heat Room 4; The lower end of L shaped dividing plate 14 is fixedly connected with the middle part of second partition 13; The 3rd dividing plate 15 vertically is installed in the Heat Room 4, and the 3rd dividing plate 15 is between first dividing plate 12 and L shaped dividing plate 14, and the lower end of the 3rd dividing plate 15 is fixedly connected with the base plate of Heat Room 4; The upper end of the 3rd dividing plate 15 is suspended in the Heat Room 4; And the lower end of first dividing plate 12 is lower than the upper end of the 3rd dividing plate 15, and said the 4th dividing plate 16 vertically is arranged in the Heat Room 4, and the 4th dividing plate 16 is between second partition 13 and Heat Room 4 port of export sidewalls; The upper end of the 4th dividing plate 16 is fixedly connected with the top board of Heat Room 4; The lower end of the 4th dividing plate 16 is fixedly connected with the base plate of Heat Room 4, and said the 5th dividing plate 17 is horizontally set in the Heat Room 4, and an end of the 5th dividing plate 17 is fixedly connected with the middle part of the 3rd dividing plate 15; The other end of the 5th dividing plate 17 is fixedly connected with the 4th dividing plate 16; The lower end of said second partition 13 is fixedly connected with the middle part of the 5th dividing plate 17, and said the 6th dividing plate 18 is horizontally disposed with, and an end of the 6th dividing plate 18 is fixedly connected with the 4th dividing plate 16; The setting height(from bottom) of the setting height(from bottom) of the 6th dividing plate 18 and the 5th dividing plate 17 maintains an equal level; Be horizontally disposed with first heat exchanger tube row 19 between said first dividing plate 12 and the L shaped dividing plate 14, be horizontally disposed with second heat exchanger tube row the 20 and the 3rd heat exchanger tube between second partition 13 and the 4th dividing plate 16 from top to bottom and arranged 21, the second heat exchanger tubes to arrange 20 installation site corresponding with L shaped dividing plate 14; Be horizontally disposed with the 4th heat exchanger tube row 22 between said the 3rd dividing plate 15 and the 4th dividing plate 16; The 4th heat exchanger tube row 22 is positioned at the below of the 5th dividing plate 17, and the position of offering that has second ash hole, 23, the second ash holes 23 on the said Heat Room 4 is positioned at the zone that the 4th dividing plate 16, the 6th dividing plate 18 and Heat Room 4 outlet outer wall threes surround; And second ash hole 23 is positioned at the top of the 6th dividing plate 18, the port of export that induced duct 5 is communicated with at Heat Room 4.

The specific embodiment two: combine Fig. 1 that this embodiment is described, the top of the body of heater 1 of this embodiment is arch.So be provided with, do not have the dead angle, air-flow can better move.Other composition is identical with the specific embodiment one with annexation.

The specific embodiment three: combine Fig. 1 that this embodiment is described, the position of offering of the installation site of the heat output channel 2 of this embodiment and slag notch 8 maintains an equal level.So be provided with, flourishing layer is greater than or equal to heat output channel top edge, at this moment adds coal combustion, and it is more abundant to burn, and has better reached smokeless effect.Other composition is identical with the specific embodiment one or two with annexation.

The specific embodiment four: combine Fig. 1 that this embodiment is described, the dioxygen coal of this embodiment changes gas eddy streaming burning less boiler and also comprises valve 24, and said valve 24 is installed on the oxygen feeding tube 6.The control oxygen feeding amount so is set.Other composition is identical with the specific embodiment one, two or three with annexation.

Valve 24 in this embodiment is existing member.

The specific embodiment five: combine Fig. 1 that this embodiment is described, the dioxygen coal of this embodiment changes gas eddy streaming burning less boiler and also comprises gas pressurizer 25, and said gas pressurizer 25 is installed in the entrance point of oxygen feeding tube 6.So be provided with, realize voltage stabilizing.Other composition is identical with the specific embodiment one, two, three or four with annexation.

Gas pressurizer 25 in this embodiment is existing member.

The specific embodiment six: combine Fig. 1 and Fig. 2 that this embodiment is described; The dioxygen coal of this embodiment changes gas eddy streaming burning less boiler and also comprises arc screen pipe row 26, and said arc screen pipe row 26 is fixedly mounted on the junction of body of heater 1 and heat output channel 2.So be provided with, realize filtering.Other composition is identical with the specific embodiment one, two, three, four or five with annexation.

Operation principle (referring to Fig. 1): dioxygen coal of the present invention changes gas eddy streaming burning less boiler and carries out oxygen supply by last oxygen feeding tube 6 with following oxygen feeder 9; The burning of formation eddy current type, because oxygen is sufficient, the coal in the stove is fully burned; Cigarette that burning produces and oxygen are fused to fuel gas and burn away; Along with the rising of temperature in the stove, temperature can reach 1600 ℃ in the stove, and the hot gas that burning produces gets into Heat Rooms 4 by heat output channel 2 preheater 3 backs of flowing through; Hot gas at first gets into first heat exchanger tube row 19; The second partition 13, L shaped dividing plate 14 of flowing through gets into second heat exchanger tube row 20 with the back, zone that heat exchanger 4 outer walls surround, and the back, zone that flow through the 4th dividing plate 16, the 6th dividing plate 18 and Heat Room 4 outer wall threes surround again gets into the 3rd heat exchanger tube row 21, and the back, zone that first dividing plate 12 of flowing through, L shaped dividing plate 14, second partition 13, the 5th dividing plate 17, the 3rd dividing plate 15 and heat exchanger 4 outer walls surround gets into the 4th heat exchanger tube row 22; After getting into the zone that the 4th dividing plate 16, the 6th dividing plate 18 and Heat Room 4 outer wall threes surround again; The port of export by Heat Room 4 is discharged through induced duct 5, and the gas temperature of being discharged by induced duct 5 reaches 70 ℃, has improved rate of heat exchange greatly.

Claims (5)

1. a dioxygen coal changes gas eddy streaming burning less boiler; It comprises body of heater (1), heat output channel (2), preheater (3), Heat Room (4), induced duct (5), goes up oxygen feeding tube (6) and water-cooled grate (10), it is characterized in that: said dioxygen coal changes gas eddy streaming burning less boiler and also comprises first dividing plate (12), second partition (13), L shaped dividing plate (14), the 3rd dividing plate (15), the 4th dividing plate (16), the 5th dividing plate (17), the 6th dividing plate (18), first heat exchanger tube row (19), second heat exchanger tube row (20), the 3rd heat exchanger tube row (21) and the 4th heat exchanger tube row (22);
The said oxygen feeding tube (6) of going up is communicated with the top of body of heater (1), and the bottom of body of heater (1) has coal feed point (7), slag notch (8) and following oxygen feeder (9) from top to bottom successively, and water-cooled grate (10) level is installed on the inwall of body of heater (1); And water-cooled grate (10) is positioned between slag notch (8) and the following oxygen feeder (9), and said preheater (3) is communicated with body of heater (1) through heat output channel (2), and the position of offering of the installation site of heat output channel (2) and slag notch (8) maintains an equal level; The bottom of preheater (3) has first ash hole (11), and the port of export of said preheater (3) is communicated with the entrance point of Heat Room (4), and said first dividing plate (12) vertically is installed in the entrance point of Heat Room (4); The upper end of first dividing plate (12) is fixedly connected with the top board of Heat Room (4), and the lower end of first dividing plate (12) is suspended in the Heat Room (4), and the middle part of said Heat Room (4) vertically is equipped with second partition (13); The upper end of second partition (13) is fixedly connected with the top board of Heat Room (4), and L shaped dividing plate (14) is arranged in the Heat Room (4), and L shaped dividing plate (14) is positioned between first dividing plate (12) and the second partition (13); The upper end of L shaped dividing plate (14) is fixedly connected with the top board of Heat Room (4), and the lower end of L shaped dividing plate (14) is fixedly connected with the middle part of second partition (13), and the 3rd dividing plate (15) vertically is installed in the Heat Room (4); The 3rd dividing plate (15) is positioned between first dividing plate (12) and the L shaped dividing plate (14); The lower end of the 3rd dividing plate (15) is fixedly connected with the base plate of Heat Room (4), and the upper end of the 3rd dividing plate (15) is suspended in the Heat Room (4), and the lower end of first dividing plate (12) is lower than the upper end of the 3rd dividing plate (15); Said the 4th dividing plate (16) vertically is arranged in the Heat Room (4); The 4th dividing plate (16) is positioned between second partition (13) and Heat Room (4) port of export sidewall, and the upper end of the 4th dividing plate (16) is fixedly connected with the top board of Heat Room (4), and the lower end of the 4th dividing plate (16) is fixedly connected with the base plate of Heat Room (4); Said the 5th dividing plate (17) is horizontally set in the Heat Room (4); One end of the 5th dividing plate (17) is fixedly connected with the middle part of the 3rd dividing plate (15), and the other end of the 5th dividing plate (17) is fixedly connected with the 4th dividing plate (16), and the lower end of said second partition (13) is fixedly connected with the middle part of the 5th dividing plate (17); Said the 6th dividing plate (18) is horizontally disposed with; One end of the 6th dividing plate (18) is fixedly connected with the 4th dividing plate (16), and the setting height(from bottom) of the setting height(from bottom) of the 6th dividing plate (18) and the 5th dividing plate (17) maintains an equal level, and has been horizontally disposed with first heat exchanger tube row (19) between said first dividing plate (12) and the L shaped dividing plate (14); Be provided with level second heat exchanger tube row (20) and the 3rd heat exchanger tube row (21) between second partition (13) and the 4th dividing plate (16) from top to bottom; Second heat exchanger tube row's (20) installation site is corresponding with L shaped dividing plate (14), has been horizontally disposed with the 4th heat exchanger tube row (22) between said the 3rd dividing plate (15) and the 4th dividing plate (16), and the 4th heat exchanger tube row (22) is positioned at the below of the 5th dividing plate (17); Have second ash hole (23) on the said Heat Room (4); The position of offering of second ash hole (23) is positioned at the zone that the 4th dividing plate (16), the 6th dividing plate (18) and Heat Room (4) outlet outer wall three surround, and second ash hole (23) is positioned at the top of the 6th dividing plate (18), and induced duct (5) is communicated with the port of export in Heat Room (4).
2. dioxygen coal according to claim 1 changes gas eddy streaming burning less boiler, and it is characterized in that: the top of body of heater (1) is arch.
3. dioxygen coal according to claim 1 changes gas eddy streaming burning less boiler, it is characterized in that: the dioxygen coal changes gas eddy streaming burning less boiler and also comprises valve (24), and said valve (24) is installed on the oxygen feeding tube (6).
4. dioxygen coal according to claim 3 changes gas eddy streaming burning less boiler, it is characterized in that: the dioxygen coal changes gas eddy streaming burning less boiler and also comprises gas pressurizer (25), and said gas pressurizer (25) is installed in the entrance point of oxygen feeding tube (6).
5. change gas eddy streaming burning less boiler according to claim 1,2,3 or 4 described dioxygen coals; It is characterized in that: the dioxygen coal changes gas eddy streaming burning less boiler and also comprises arc screen pipe row (26), and said arc screen pipe row (26) is fixedly mounted on the junction of body of heater (1) and heat output channel (2).
CN2011100788020A 2011-03-30 2011-03-30 Dioxygen coal gasifying vortex type burning smokeless boiler CN102121693B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011100788020A CN102121693B (en) 2011-03-30 2011-03-30 Dioxygen coal gasifying vortex type burning smokeless boiler

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Application Number Priority Date Filing Date Title
CN2011100788020A CN102121693B (en) 2011-03-30 2011-03-30 Dioxygen coal gasifying vortex type burning smokeless boiler

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CN102121693A CN102121693A (en) 2011-07-13
CN102121693B true CN102121693B (en) 2012-12-05

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105090921B (en) * 2015-09-17 2017-03-22 哈尔滨市金京锅炉有限公司 Energy-saving environmentally-friendly steam boiler
CN106801861A (en) * 2017-03-09 2017-06-06 邓加滨 Energy saving and environment friendly steam boiler

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2718393Y (en) * 2004-07-29 2005-08-17 董林 Coal firing gasification atmospheric hot water boiler
CN1789808A (en) * 2005-12-08 2006-06-21 陈立 Energy-saving environment-friendly gasification boiler
CN2869677Y (en) * 2005-12-30 2007-02-14 贾树峰 Coal gasifying strongy-burning back-burning automatic water-heating boiler
CN201014725Y (en) * 2007-01-23 2008-01-30 周建章 Environment protection type back-firing coal gasification boiler
CN201306834Y (en) * 2008-09-11 2009-09-09 刘伟义 Horizontal-type fire coal gasification environmental-protection furnace
CN101650024A (en) * 2009-09-25 2010-02-17 王守信 Coal-fired gasification swirl combustion furnace
CN201944821U (en) * 2011-03-30 2011-08-24 刘奉国 Double oxygen coal-to-gas swirl type combustion smokeless boiler

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2718393Y (en) * 2004-07-29 2005-08-17 董林 Coal firing gasification atmospheric hot water boiler
CN1789808A (en) * 2005-12-08 2006-06-21 陈立 Energy-saving environment-friendly gasification boiler
CN2869677Y (en) * 2005-12-30 2007-02-14 贾树峰 Coal gasifying strongy-burning back-burning automatic water-heating boiler
CN201014725Y (en) * 2007-01-23 2008-01-30 周建章 Environment protection type back-firing coal gasification boiler
CN201306834Y (en) * 2008-09-11 2009-09-09 刘伟义 Horizontal-type fire coal gasification environmental-protection furnace
CN101650024A (en) * 2009-09-25 2010-02-17 王守信 Coal-fired gasification swirl combustion furnace
CN201944821U (en) * 2011-03-30 2011-08-24 刘奉国 Double oxygen coal-to-gas swirl type combustion smokeless boiler

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