CN104327868A - External heating type pyrolysis carbonization furnace suitable for carbonizing treatment of sludge at medium temperature - Google Patents
External heating type pyrolysis carbonization furnace suitable for carbonizing treatment of sludge at medium temperature Download PDFInfo
- Publication number
- CN104327868A CN104327868A CN201410613960.5A CN201410613960A CN104327868A CN 104327868 A CN104327868 A CN 104327868A CN 201410613960 A CN201410613960 A CN 201410613960A CN 104327868 A CN104327868 A CN 104327868A
- Authority
- CN
- China
- Prior art keywords
- cylindrical shell
- sludge
- wheel apparatus
- riding wheel
- external
- 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
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B1/00—Retorts
- C10B1/10—Rotary retorts
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/28—Other processes
- C10B47/30—Other processes in rotary ovens or retorts
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/28—Other processes
- C10B47/32—Other processes in ovens with mechanical conveying means
- C10B47/44—Other processes in ovens with mechanical conveying means with conveyor-screws
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
Abstract
The invention relates to an external heating type pyrolysis carbonization furnace suitable for carbonizing treatment of sludge at medium temperature. The external heating type pyrolysis carbonization furnace comprises a feeding device and a barrel body, wherein a front supporting wheel device and a rear supporting wheel device are arranged at two ends of the barrel body respectively, a middle supporting wheel device is arranged at the middle part of the barrel body, a front heating chamber is arranged outside the barrel body between the front supporting wheel device and the rear supporting wheel device, a rear heating chamber is arranged outside the barrel body between the middle supporting wheel device and the rear supporting wheel device, a hot smoke inlet is formed on the outer wall of the rear heating chamber, a hot smoke outlet is formed on the outer wall of the front heating chamber, and the hot smoke inlet is communicated with the hot smoke outlet by a hot air duct. Sludge is heated by combustion pyrolysis gas, the energy cost is greatly reduced, sludge charcoal generated by sludge carbonization keeps elements such as potassium and phosphorus, and ensure that heavy metal elements such as copper are in a stable state, and the sludge charcoal can be used for sewage purification of a sewage treatment plant after modification, is used for adsorbing nitrogen, phosphorus and heavy metals again, and also can be used as a charcoal base fertilizer or a soil conditioner for gardens.
Description
Technical field
The invention belongs to technical field of sludge treatment, be specifically related to a kind of external-heat thermal decomposition coke oven being applicable to the lower charing process of temperature in mud.
Background technology
Mud carbonization technology occurred in the nineties in last century, and its theoretical basis research stage is at 1980-1990, to middle nineteen nineties, has the small-scale production phase successively.
In recent years, China was also constantly to international joint, and mud carbonization technology also starts to study at home.Compare with other muds, sludge carbonization technology solves the heavy metal that exists in traditional sludge treatment process with the problem of dioxin secondary pollution; Mud is made it evaporation burning by heating under anaerobic or low concentration oxygen, moisture in mud is evaporated, organism simultaneously in mud is also carbonized, particularly hardly degraded organic substance is fundamentally removed, heavy metal forms stable state in pyrolysis charring process, no longer discharges in later use.
Summary of the invention
The object of the present invention is to provide a kind of external-heat thermal decomposition coke oven being applicable to the lower charing process of temperature in mud.
The technical solution adopted for the present invention to solve the technical problems is: the external-heat thermal decomposition coke oven being applicable to the lower charing process of temperature in mud, comprise feeding unit and cylindrical shell, the two ends of described cylindrical shell are respectively equipped with front riding wheel apparatus and rear riding wheel apparatus, middle riding wheel apparatus is provided with in the middle part of cylindrical shell, front heating chamber is provided with outside cylindrical shell between front riding wheel apparatus and middle riding wheel apparatus, post-heating room is provided with outside cylindrical shell between middle riding wheel apparatus and rear riding wheel apparatus, the outer wall of post-heating room is provided with heat smoke import, the outer wall of front heating chamber is provided with heat smoke outlet, heat smoke import to be exported with heat smoke by hot air passage and communicates, the feed end of described cylindrical shell is provided with feeding unit, front tightness system is provided with between feeding unit and cylindrical shell, flexibly connect between front tightness system and cylindrical shell, the opening for feed place of cylindrical shell is provided with oblique charging guide plate, the flight that the height of staggered arrangement is different is provided with in cylindrical shell, reinforcement gusset is provided with between flight and cylindrical shell, shredder assembly is provided with near the end of the flight of cylindrical shell feed end, the rear end of cylindrical shell is provided with discharge cover, rear tightness system is provided with between discharge cover and cylindrical shell, the top of discharge cover is provided with carbonized gas outlet.
Particularly, the feed end of described cylindrical shell is provided with transmission mechanism, and transmission mechanism comprises pinion(gear) and bull gear, bull gear and pinion(gear) engaged transmission.
Particularly, the flanging direction of described flight is contrary with the sense of rotation of cylindrical shell.
Particularly, described shredder assembly is made up of many row chains bar.
Particularly, described rear tightness system is connected by expansion joint with between discharge cover.
Particularly, described front tightness system is flexibly connected by the feed end of stationary ring and rotating ring and cylindrical shell.
Particularly, described front heating chamber and post-heating room are provided with the steady combustion brick wall made with refractory brick.
The external-heat thermal decomposition coke oven being applicable to sludge carbonization that the present invention provides according to sludge carbonization process specifications, be provided with inner core (cylindrical shell) and urceolus (inside and outside heating chamber), mud through mummification delivers to charring furnace by the screw feeding device of feeding machine, in carbonization process, inner core rotates slowly, and mud is heated to 500 DEG C-600 DEG C at inner core and carries out thermolysis.The carbonization gas gas blower that thermolysis produces is directed at hotblast stove, and the carbonization gas that hotblast stove is discharged can 850 DEG C of perfect combustion deodorizing, and the high-temperature flue gas that hotblast stove is discharged delivers to charring furnace urceolus, by discharging after inner tube wall heat conduction indirect heating mud.Utilize the combustion heat to vent one's spleen heating mud, thus greatly reduce energy cost.
The sludge organism charcoal that sludge carbonization produces, it remains the element such as potassium and phosphorus, and make the state that the heavy metal elements such as copper become stable, can be modified for sewage work's sewage purification link, for nitrogen, phosphorus and heavy metal in absorption effluent again, also can be used as gardens charcoal base manure or soil improvement agent.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is cylindrical shell schematic cross-section of the present invention.
Fig. 3 is shredder assembly structural representation of the present invention.
Fig. 4 is that feeding unit of the present invention and cylindrical shell flexibly connect schematic diagram.
1, feeding unit, 2, front tightness system, 3, front riding wheel apparatus, 4, middle riding wheel apparatus, 5, rear riding wheel apparatus, 6, front heating chamber, 7, charging guide plate, 8, cylindrical shell, 9, flight, 10, shredder assembly, 11, post-heating room, 12, hot air passage, 13, discharge cover, 14, rear tightness system, 15, expansion joint, 16, transmission mechanism, 17, gusset is strengthened, 18, heat smoke outlet, 19, heat smoke import, 20, carbonized gas outlet, 21, stationary ring, 22, rotating ring, 23, surely fire brick wall.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.
As Figure 1-4, be applicable to the external-heat thermal decomposition coke oven of the lower charing process of temperature in mud, comprise feeding unit 1 and cylindrical shell 8, according to the requirement of charring process, charring furnace cylindrical shell 8 length is longer, length-to-diameter ratio is close to 12:1, for ensureing the stability of running, this thermal decomposition coke oven is provided with three rolling rings and supports, the front riding wheel apparatus 3 being positioned at cylindrical shell 8 two ends respectively, rear riding wheel apparatus 5 and the riding wheel apparatus 4 be arranged in the middle part of cylindrical shell 8, front heating chamber 6 is provided with outside cylindrical shell 8 between front riding wheel apparatus 3 and middle riding wheel apparatus 4, post-heating room 11 is provided with outside cylindrical shell 8 between middle riding wheel apparatus 4 and rear riding wheel apparatus 5, the outer wall of post-heating room 11 is provided with heat smoke import 19, the outer wall of front heating chamber 6 is provided with heat smoke outlet 18, heat smoke import 19 exports 18 by hot air passage 12 and heat smoke and communicates, the feed end of described cylindrical shell 8 is provided with feeding unit 1, front tightness system 2 is provided with between feeding unit 1 and cylindrical shell 8, flexibly connect between front tightness system 2 and cylindrical shell 8, the opening for feed place of cylindrical shell 8 is provided with oblique charging guide plate 7, mud is entered in stove fast, prevent from expecting airduct at fire door heap sum carbonized gas belongings.
The flight 9 that the height of staggered arrangement is different is provided with in cylindrical shell 8, the flanging direction of flight 9 is contrary with the sense of rotation of cylindrical shell 8, be provided with between flight 9 and cylindrical shell 8 and strengthen gusset 17, shredder assembly 10 is provided with near the end of the flight 8 of cylindrical shell 8 feed end, shredder assembly 10 is made up of many row chains bar, and the semi-dry sludge after mechanism filter-pressing dehydration, still has viscosity, by arranging shredder assembly 10 at cylindrical shell 8 feeding end, effectively prevent the bonding of sewage sludge feed end and barrel.
The rear end of cylindrical shell 8 is provided with discharge cover 13, is provided with rear tightness system 14 between discharge cover 13 and cylindrical shell 8, and the top of discharge cover 13 is provided with carbonized gas outlet 20.
The feed end of described cylindrical shell 8 is provided with transmission mechanism 16, and transmission mechanism 16 comprises pinion(gear) and bull gear, bull gear and pinion(gear) engaged transmission.
Described rear tightness system 14 is connected by expansion joint 15 with between discharge cover 13.
Described front tightness system 2 is flexibly connected with the feed end of cylindrical shell 8 by stationary ring 21 and rotating ring 22, beats on the impact of tightness system seal face for offsetting cylindrical shell 8, ensures abundant stopping property between end face.The seal face of front tightness system 2 and rear tightness system 14 and cylindrical shell 8 is through precision work process simultaneously, and surface roughness Ra is not less than 0.8 μm.
Hot air passage 12 adopts heavy pouring material and insulation pouring material to combinationally use, ensure that the comparatively high temps of charing requirement can be born in cylindrical shell 8 inside, ensure that outside temperature is low simultaneously, thermo-efficiency is high, front heating chamber 6 is provided with post-heating room 11 the steady combustion brick wall 23 made with refractory brick, realizes the perfect combustion of carbonized gas.
External-heat charring furnace brings into operation, heat smoke 800 DEG C enters by hot air passage the temperature that heating cylinder 8 reaches charing requirement, semi-dry sludge after mechanism filter-pressing sends into charring furnace by the worm conveyor of feeding unit 1, char zone is entered rapidly under the promotion of the charging guide plate in guide district 7, in order to prevent the bonding of mud, cylindrical shell 8 feeding end inwall flight 9 arranges shredder assembly 10.Under the stirring of the combination flight through a series of different structure, mud is heated fully, and by a series of pyrolysis, polycondensation generates sludge carbon material, by the discharging flight of cylindrical shell 8 rear end, discharges through discharge cover 13.Carbonized gas is discharged by the carbonized gas outlet above discharge cover 13.
The present invention is not limited to above-mentioned embodiment, and anyone should learn the structural changes made under enlightenment of the present invention, and every have identical or close technical scheme with the present invention, all falls within protection scope of the present invention.
The technology that the present invention does not describe in detail, shape, structure part are known technology.
Claims (7)
1. be applicable to the external-heat thermal decomposition coke oven of the lower charing process of temperature in mud, it is characterized in that, comprise feeding unit and cylindrical shell, the two ends of described cylindrical shell are respectively equipped with front riding wheel apparatus and rear riding wheel apparatus, middle riding wheel apparatus is provided with in the middle part of cylindrical shell, front heating chamber is provided with outside cylindrical shell between front riding wheel apparatus and middle riding wheel apparatus, post-heating room is provided with outside cylindrical shell between middle riding wheel apparatus and rear riding wheel apparatus, the outer wall of post-heating room is provided with heat smoke import, the outer wall of front heating chamber is provided with heat smoke outlet, heat smoke import to be exported with heat smoke by hot air passage and communicates, the feed end of described cylindrical shell is provided with feeding unit, front tightness system is provided with between feeding unit and cylindrical shell, flexibly connect between front tightness system and cylindrical shell, the opening for feed place of cylindrical shell is provided with oblique charging guide plate, the flight that the height of staggered arrangement is different is provided with in cylindrical shell, reinforcement gusset is provided with between flight and cylindrical shell, shredder assembly is provided with near the end of the flight of cylindrical shell feed end, the rear end of cylindrical shell is provided with discharge cover, rear tightness system is provided with between discharge cover and cylindrical shell, the top of discharge cover is provided with carbonized gas outlet.
2. the external-heat thermal decomposition coke oven being applicable to the lower charing process of temperature in mud according to claim 1, it is characterized in that, the feed end of described cylindrical shell is provided with transmission mechanism, and transmission mechanism comprises pinion(gear) and bull gear, bull gear and pinion(gear) engaged transmission.
3. the external-heat thermal decomposition coke oven being applicable to the lower charing process of temperature in mud according to claim 1, it is characterized in that, the flanging direction of described flight is contrary with the sense of rotation of cylindrical shell.
4. the external-heat thermal decomposition coke oven being applicable to the lower charing process of temperature in mud according to claim 1, it is characterized in that, described shredder assembly is made up of many row chains bar.
5. the external-heat thermal decomposition coke oven being applicable to the lower charing process of temperature in mud according to claim 1, it is characterized in that, described rear tightness system is connected by expansion joint with between discharge cover.
6. the external-heat thermal decomposition coke oven being applicable to the lower charing process of temperature in mud according to claim 1, it is characterized in that, described front tightness system is flexibly connected by the feed end of stationary ring and rotating ring and cylindrical shell.
7. the external-heat thermal decomposition coke oven being applicable to the lower charing process of temperature in mud according to claim 1, it is characterized in that, described front heating chamber and post-heating room are provided with the steady combustion brick wall made with refractory brick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410613960.5A CN104327868A (en) | 2014-11-03 | 2014-11-03 | External heating type pyrolysis carbonization furnace suitable for carbonizing treatment of sludge at medium temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410613960.5A CN104327868A (en) | 2014-11-03 | 2014-11-03 | External heating type pyrolysis carbonization furnace suitable for carbonizing treatment of sludge at medium temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104327868A true CN104327868A (en) | 2015-02-04 |
Family
ID=52402682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410613960.5A Pending CN104327868A (en) | 2014-11-03 | 2014-11-03 | External heating type pyrolysis carbonization furnace suitable for carbonizing treatment of sludge at medium temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104327868A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104961313A (en) * | 2015-06-24 | 2015-10-07 | 同济大学 | Method for enhancing heavy metal stabilization process in sludge anaerobic digestion process |
| CN108659865A (en) * | 2018-06-23 | 2018-10-16 | 浙江笙炭控股有限公司 | Has the charing converter structure of Novel frying flitch |
| CN109650691A (en) * | 2019-01-29 | 2019-04-19 | 北京云水浩瑞环境科技有限公司 | The system and method for continuous processing municipal sludge |
| CN110615590A (en) * | 2019-10-08 | 2019-12-27 | 北京云水浩瑞环境科技有限公司 | Sludge pyrolysis system and method |
| CN111153576A (en) * | 2020-01-17 | 2020-05-15 | 北京云水浩瑞环境科技有限公司 | Rotary oily sludge treatment system and method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6058288A (en) * | 1983-09-08 | 1985-04-04 | Kobe Steel Ltd | Flotating sludge scraping apparatus |
| CN1876762A (en) * | 2005-06-08 | 2006-12-13 | 廊坊中石油科学技术研究院 | Horizontal rotating carbonization furnace |
| CN101863604A (en) * | 2010-06-04 | 2010-10-20 | 苏州群瑞环保科技有限公司 | Drier for industrial sludge |
| CN201665655U (en) * | 2010-04-16 | 2010-12-08 | 西安三瑞实业有限公司 | Novel horizontal external-heat type rotary carbonization carbocoal furnace |
| CN202415436U (en) * | 2012-02-10 | 2012-09-05 | 西安三瑞实业有限公司 | External heating rotary retorting furnace for producing semi coke |
| CN203112513U (en) * | 2013-03-16 | 2013-08-07 | 贵州黎平奥捷炭素有限公司 | Wooden activated carbon horizontal converter |
| CN203173945U (en) * | 2013-04-02 | 2013-09-04 | 湖北博实城乡环境能源工程有限公司 | Sludge high-temperature carbonization furnace |
| CN103528072A (en) * | 2013-10-22 | 2014-01-22 | 仪征市茂瑞化工有限公司 | Rotary kiln |
| CN204162655U (en) * | 2014-11-03 | 2015-02-18 | 厦门中科城环新能源有限公司 | Be applicable to the external-heat thermal decomposition coke oven of the lower charing process of temperature in mud |
-
2014
- 2014-11-03 CN CN201410613960.5A patent/CN104327868A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6058288A (en) * | 1983-09-08 | 1985-04-04 | Kobe Steel Ltd | Flotating sludge scraping apparatus |
| CN1876762A (en) * | 2005-06-08 | 2006-12-13 | 廊坊中石油科学技术研究院 | Horizontal rotating carbonization furnace |
| CN201665655U (en) * | 2010-04-16 | 2010-12-08 | 西安三瑞实业有限公司 | Novel horizontal external-heat type rotary carbonization carbocoal furnace |
| CN101863604A (en) * | 2010-06-04 | 2010-10-20 | 苏州群瑞环保科技有限公司 | Drier for industrial sludge |
| CN202415436U (en) * | 2012-02-10 | 2012-09-05 | 西安三瑞实业有限公司 | External heating rotary retorting furnace for producing semi coke |
| CN203112513U (en) * | 2013-03-16 | 2013-08-07 | 贵州黎平奥捷炭素有限公司 | Wooden activated carbon horizontal converter |
| CN203173945U (en) * | 2013-04-02 | 2013-09-04 | 湖北博实城乡环境能源工程有限公司 | Sludge high-temperature carbonization furnace |
| CN103528072A (en) * | 2013-10-22 | 2014-01-22 | 仪征市茂瑞化工有限公司 | Rotary kiln |
| CN204162655U (en) * | 2014-11-03 | 2015-02-18 | 厦门中科城环新能源有限公司 | Be applicable to the external-heat thermal decomposition coke oven of the lower charing process of temperature in mud |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104961313A (en) * | 2015-06-24 | 2015-10-07 | 同济大学 | Method for enhancing heavy metal stabilization process in sludge anaerobic digestion process |
| CN104961313B (en) * | 2015-06-24 | 2017-08-25 | 同济大学 | It is a kind of to strengthen the method for anaerobically digested sludge heavy metal stabilization process |
| CN108659865A (en) * | 2018-06-23 | 2018-10-16 | 浙江笙炭控股有限公司 | Has the charing converter structure of Novel frying flitch |
| CN109650691A (en) * | 2019-01-29 | 2019-04-19 | 北京云水浩瑞环境科技有限公司 | The system and method for continuous processing municipal sludge |
| CN110615590A (en) * | 2019-10-08 | 2019-12-27 | 北京云水浩瑞环境科技有限公司 | Sludge pyrolysis system and method |
| CN111153576A (en) * | 2020-01-17 | 2020-05-15 | 北京云水浩瑞环境科技有限公司 | Rotary oily sludge treatment system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205774326U (en) | A kind of new type of continuous rotary carbonization retort | |
| CN104327868A (en) | External heating type pyrolysis carbonization furnace suitable for carbonizing treatment of sludge at medium temperature | |
| CN201762279U (en) | Efficient external heat multi-section continuous auger type sludge carbonizing furnace | |
| CN201046949Y (en) | Biomass rapid pyrolyzing furnace | |
| CN103952165B (en) | A kind of small particles material method for destructive distillation based on multilayer rotary kiln | |
| CN105601075A (en) | Sludge pyrolysis carbonization technique and device | |
| CN105439140B (en) | A kind of activated carbon preparation system and preparation method thereof | |
| CN201665533U (en) | External-heating charing converter used for activated carbon producing process | |
| CN204714525U (en) | A kind of continous way wood material carbonization device | |
| CN204162655U (en) | Be applicable to the external-heat thermal decomposition coke oven of the lower charing process of temperature in mud | |
| CN104312606B (en) | The semicoke produced with destructive distillation carries out the powdery carbonization furnace that heats for fuel | |
| CN203530097U (en) | Rotary sludge thermal decomposing and carbonizing furnace | |
| CN101508902A (en) | Biomass fuel cycle gasifying device and method thereof | |
| CN103936001A (en) | Horizontal thermal regeneration furnace for waste powdered activated carbon | |
| CN202989061U (en) | Horizontal rotary type dry distillation equipment for coal | |
| CN107163953A (en) | A kind of biomass and carbon containing thermal decomposition of organic wastes rotary furnace and thermal decomposition product recovery system | |
| CN203890288U (en) | Coal dry distillation and pyrolysis furnace | |
| CN203999502U (en) | A kind of organic solid castoff mummification charing integrated system | |
| CN210419838U (en) | Rotary quick gas infrared radiation carbonization furnace | |
| CN109099429A (en) | Labyrinth type high-temperature flue gas pyrolysis oven | |
| CN204097405U (en) | A kind of rotating bed pyrolysis oven for improving material destructive distillation ability | |
| CN204079894U (en) | The semicoke produced with destructive distillation carries out the powdery carbonization furnace that heats for fuel | |
| CN207958251U (en) | Radiant heating turns round carbonizing apparatus in a kind of bundled tube | |
| CN103409147B (en) | Preheated carbonization furnace | |
| CN207418663U (en) | A kind of carbonizing apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150204 |