CN105385459A - Rotary carbonizing furnace - Google Patents
Rotary carbonizing furnace Download PDFInfo
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- CN105385459A CN105385459A CN201510843339.2A CN201510843339A CN105385459A CN 105385459 A CN105385459 A CN 105385459A CN 201510843339 A CN201510843339 A CN 201510843339A CN 105385459 A CN105385459 A CN 105385459A
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- rotary
- air chamber
- flue gas
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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
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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Abstract
The invention provides a rotary carbonizing furnace. The rotary carbonizing furnace comprises a rotary furnace barrel and a feeder, wherein one end, provided with the feeder, of the rotary furnace barrel is a feeding end, and the other end of the rotary furnace barrel is a discharging end; the rotary carbonizing furnace further comprises a combustion chamber, a feeding end gas chamber and a discharging end gas chamber; the feeding end gas chamber is arranged at the discharging end and is communicated with an inner cavity of the rotary furnace barrel; the feeding end gas chamber is arranged at the feeding end and is separated by a feeding end gas chamber separation plate to form a feeding end fuel gas chamber and a feeding end smoke gas chamber; a gap is reserved between the feeding end smoke gas chamber and the rotary furnace barrel. The rotary carbonizing furnace does not need complicated dynamic sealing and can be used for efficiently converting biomass wastes into high-grade carbonized materials; meanwhile, physical connection between the fuel gas chamber and the rotary furnace barrel is avoided, so that the common problems in a carbonizing process that wood coal gas leaks to trigger gas explosion, wood tar and wood vinegar are condensed to block a pipeline, and dust is discharged to pollute the atmosphere and the like are solved.
Description
Technical field
The present invention relates to energy device field, particularly a kind of rotary carbide furnace biomass material being carried out to pyrolysis charring generating gas and carbonized material.
Background technology
In traditional Mu Zhu processing enterprise, the biomass waste material such as wood chip, wood shavings obtains far away sufficient recycling, and major part all directly to be burnt utilization as boiler oil.Because of technical limitation and material behavior, direct efficiency of combustion is lower, incomplete combustion, easily produces the atmospheric polluting materials such as oxynitride, carbon monoxide, dust.
Low-grade biomass energy to be converted into high-grade energy, must process biomass, common approach carbonizes it, and main method has: carbonizing kiln interval charring, closes vexed tank charring, dry distillation, but its carbonization time is long, and level of automation is low, and carbonization product is of low quality, production environment is severe, and quality product depends critically upon workman's experience etc.Rotary type charring furnace is used, but there is charing inefficiency, the shortcomings such as structure is too complicated, and equipment cost is too high, and economy is poor, and leaks the deleterious condition such as gas explosion, wood tar oil wood vinegar condensation blocking pipe caused with wood gas.
Chinese patent cNl02032553A " equipment of a kind of continuous rotary biomass pyrolytic charing and boiler heat supplying integration " discloses one and utilizes biomass pyrolytic to carbonize equipment integrating.But its structure design is reasonable not, gap of moving is certainly existed between charring furnace in its rotation and fixing star-like blanking device, therefore the wood gas that carbonization process produces cannot completely and air insulated, air is easily mixed in wood gas and gas explosion occurs, or wood gas escapes into device external contaminate environment, becomes potential safety hazard.Meanwhile, the drying section in rotary kiln reduces the extraction temperature of wood gas, and easily condensation is shaping for wood tar oil, this pitch etc., and blocking pipe even leaks, and pollutes.
Summary of the invention
Based on this, the present inventor provides a kind of rotary carbide furnace, comprises rotary oven cylinder and feeder, and one end that rotary oven cylinder arranges feeder is feed end, and the rotary oven cylinder the other end is discharge end;
Described rotary carbide furnace also comprises combustion chamber, feed end air chamber and discharge end air chamber, and discharge end air chamber is arranged at discharge end and communicates with rotary oven tube inner chamber;
Feed end air chamber is located at feed end and is divided into feed end combustion gas air chamber and feed end flue gas air chamber by a feed end gas chamber clapboard, and feed end combustion gas air chamber is communicated with rotary oven tube inner chamber and communicated with combustion chamber by the first pipeline; Feed end flue gas air chamber is communicated with combustion chamber by second pipe, and leaves gap between feed end flue gas air chamber and rotary oven cylinder;
Rotary oven tube inner chamber is provided with flue gas heat exchange passage, and the conduit wall of described flue gas heat exchange passage is heat conducting wall, and flue gas heat exchange passage is provided with smoke inlet and exhanst gas outlet, and the smoke inlet of flue gas heat exchange passage is communicated in discharge end air chamber; Exhanst gas outlet is communicated in feed end flue gas air chamber.
Further, in described rotary carbide furnace, described discharge end air chamber is divided into discharge end flue gas air chamber and discharge end combustion gas air chamber by a discharge end gas chamber clapboard, the 4th pipeline being communicated with discharge end air chamber and combustion chamber is connected to discharge end flue gas air chamber, and discharge end combustion gas air chamber is communicated with rotary oven tube inner chamber; The asking to leave of discharge end flue gas air chamber and rotary oven cylinder asks gap.
Further, in described rotary carbide furnace, by the 3rd pipeline communication between feed end flue gas air chamber and discharge end flue gas air chamber, in the 3rd pipeline, be provided with the 3rd flow regulator.Further, in described rotary carbide furnace, in the second pipe of feed end connection feed end flue gas air chamber and combustion chamber, be provided with the second flow regulator.
Further, in described rotary carbide furnace, described flue gas heat exchange passage comprises smoke pipe or heat exchanging interlayer; Described smoke pipe is hollow tubular structure, and described heat exchanging interlayer is the sandwich structure being fixed on rotary oven cylinder inwall.
Further, in described rotary carbide furnace, rotary oven tube inner chamber is provided with the radial stiffening web installed, and described stiffening web is fixedly connected with smoke pipe.
Further, in described rotary carbide furnace, described smoke pipe one end is welded with feed end, and the other end and discharge end telescoping seal; Or described smoke pipe one end is welded with discharge end, the other end and feed end telescoping seal.
Further, in described rotary carbide furnace, described feeder comprises helical screw feeder, band conveyor, buries scraper plate travelling belt, star feeder or vibration feeder; Comprise spiral rachis in described helical screw feeder, the simplified length of described helical screw feeder is greater than the axial length of spiral rachis.
Further, in described rotary carbide furnace, rotary oven cylinder outer wrap has insulating.
Further, in described rotary carbide furnace, the axis of described rotary oven cylinder is horizontal by an inclination angle, and the height of rotary oven cylinder feed end is relatively higher than rotary oven cylinder discharge end.
Technique scheme, by carrying out anoxybiotic heating to biomass, makes it that pyrolysis charring reaction occur, Wood Adhesives from Biomass is become the solid-state carbonized material of green, environmental protection, high-quality.Symmetrical structure before and after this equipment adopts, solves the problem of gas leaking between carbonizing apparatus and air chamber cleverly, substantially increases the security of equipment.Eliminate baroque dynamic seal simultaneously, thus reduce cost, improve the economy of equipment.
Accompanying drawing explanation
Fig. 1 is the structural representation of rotary carbide furnace described in an embodiment of the present invention;
Fig. 2 is the structural representation of rotary carbide furnace described in another embodiment of the present invention.
Description of reference numerals:
1-feeder 2-feed end air chamber 3-rotary oven cylinder 4-feed end combustion gas air chamber 5-feed end gas chamber clapboard 6-feed end flue gas air chamber 7-feed end air chamber gap 8-insulating 9-flue gas heat exchange path 10-simplified 26-exhanst gas outlet of discharge end flue gas air chamber 11-discharge end gas chamber clapboard 12-discharge end air chamber gap 13-discharge end combustion gas air chamber 14-discharge end air chamber 15-the 4th pipeline 16-combustion chamber 17-support 18-first pipeline 19-first flow setter 20-second pipe 21-second flow regulator 22-the 3rd pipeline 23-the 3rd flow regulator 24-spiral rachis 25-helical screw feeder
Embodiment
By describing technology contents of the present invention, structural attitude in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
Referring to Fig. 1, is the structural representation of rotary carbide furnace described in an embodiment of the present invention; A kind of rotary carbide furnace, comprise rotary oven cylinder 3 and feeder 1, one end that rotary oven cylinder 3 arranges feeder 1 is feed end, and rotary oven cylinder 3 the other end is discharge end.
Described rotary carbide furnace also comprises combustion chamber 16, feed end air chamber 2 and discharge end air chamber 14, and discharge end air chamber 14 is arranged at discharge end and communicates with rotary oven cylinder 3 inner chamber; Feed end air chamber 2 is located at feed end and is divided into feed end combustion gas air chamber 4 and feed end flue gas air chamber 6 by a vertical feed end gas chamber clapboard 5, and described feed end combustion gas air chamber 4 is not communicated with the gas in feed end flue gas air chamber 6.Feed end combustion gas air chamber 4 is communicated with rotary oven cylinder 3 inner chamber and is communicated with combustion chamber 16 by the first pipeline 18; Rotary oven cylinder 3 inner chamber of rotary carbide furnace is transferred toward combustion chamber 16 by the first pipeline 18 combustion gas that biomass fuel heating generates.First flow setter 19 is provided with, for regulating the flow of flue gas in the first pipeline 18 in first pipeline 18.Feed end flue gas air chamber 6 is communicated with combustion chamber 16 by second pipe 20, and leaves feed end air chamber gap 7 between feed end flue gas air chamber 6 and rotary oven cylinder 3.The effect in described feed end air chamber gap 7 makes the movable sealing structure without the need to complexity between feed end air chamber 2 and rotary oven cylinder 3, permission air enters the feed end flue gas air chamber 6 in feed end air chamber 2, enter combustion chamber 16 after air is mixed with flue gas and more contribute to burning, also can save the structure for introducing air that usually should be arranged at combustion chamber 16, namely the structure of whole rotary carbide furnace obtains further simplifies.In addition, flow regulator described in each embodiment of the present invention can be blower fan, air-valve, fire damper or other can play device or the structure of adjusting gas flow function.When Flow-rate adjustment is zero by flow regulator, actual effect is equal to closing duct; When Flow-rate adjustment is all-pass, actual effect is equal to closedown flow regulator.
Rotary oven cylinder 3 inner chamber is provided with flue gas heat exchange passage 9, and the conduit wall of described flue gas heat exchange passage 9 is heat conducting wall, and flue gas heat exchange passage 9 is provided with smoke inlet and exhanst gas outlet, and the smoke inlet of flue gas heat exchange passage 9 is communicated in discharge end air chamber 14; Exhanst gas outlet is communicated in feed end flue gas air chamber 6.In present embodiment, namely the smoke inlet of flue gas heat exchange passage 9 is communicated in discharge end flue gas air chamber 10, and the high-temperature flue gas of auto-combustion room 16 introduces flue gas heat exchange passage 9 in the future.
Then, high-temperature flue gas enters feed end flue gas air chamber 6 through flue gas heat exchange passage 9, and with the air mixed entered from feed end gap 7, introduce combustion chamber 16 by second pipe 20 and again burn.The heat in the flue gas of low temperature after heat exchange has been reclaimed on the one hand in this design, has saved the energy, has provided air and improve the initial temperature of air on the other hand, make its efficiency of burning with combustion gas mixing in combustion chamber 16 higher for combustion chamber 16.
In addition, the combustion gas in feed end combustion gas air chamber 4, before entering combustion chamber 16, can be fed the high-temperature flue gas preheating in end flue gas air chamber 6 by feed end gas chamber clapboard 5; Thus, also have and maintain the effect of fuel gas temperature, with ensure tar in flue gas etc. easily condensed material still will enter in the form of a vapor in combustion chamber and burn, thus solve tar, pitch etc. easily condensed material blocking pipe, reveal the problem of water clock.Combustion gas is in combustion chamber 16 after Thorough combustion, and its product is only water and carbonic acid gas, thoroughly solves the disposal of pollutants problem in traditional biomass charcoal equalization.
Further, in described rotary carbide furnace, described discharge end air chamber 14 is divided into discharge end flue gas air chamber 10 and discharge end combustion gas air chamber 13 by a vertical discharge end gas chamber clapboard 11, and discharge end flue gas air chamber 10 is not communicated with the gas in discharge end combustion gas air chamber 13; The 4th pipeline 15 being communicated with discharge end air chamber 14 and combustion chamber 16 is connected to discharge end flue gas air chamber 10, and the high-temperature flue gas in combustion chamber 16 is introduced into discharge end flue gas air chamber 10 by described 4th pipeline 15.Discharge end combustion gas air chamber 13 and rotary oven letter 3 inner space; Discharge end air chamber gap 12 is left between discharge end flue gas air chamber 10 and rotary oven cylinder 3.
In present embodiment, feed end combustion gas air chamber 4 reaches actually by rotary oven cylinder 3 inner chamber the effect be communicated with discharge end combustion gas air chamber 13.
In addition, the structure design of present embodiment makes feed end combustion gas air chamber 4 and does not produce physical connection between discharge end combustion gas air chamber 13 and rotary oven cylinder 3, this design thoroughly can avoid gas leaking, there is the danger of gas explosion after it also avoid combustion gas and air mixed, ensure the safe operation of equipment to a greater degree.
Further, in described rotary carbide furnace, described flue gas heat exchange passage 9 comprises smoke pipe or heat exchanging interlayer; Described smoke pipe is hollow tubular structure, and described heat exchanging interlayer is the sandwich structure being fixed on rotary oven cylinder 3 inwall.
Further, in described rotary carbide furnace, rotary oven cylinder 3 inner chamber is provided with the radial stiffening web installed, and described stiffening web is fixedly connected with smoke pipe.Stiffening web strengthens the intensity of rotary oven letter 3 on the one hand, is also fixed the flue gas heat exchange passage 9 traversing rotary oven cylinder 3 inside on the other hand.
Further, in the rotary carbide furnace described in present embodiment, high temperature resistant stainless steel seamless steel pipe selected by described smoke pipe, and its one end is welded with feed end, and the other end and discharge end telescoping seal; Or described smoke pipe one end is welded with discharge end, the other end and feed end telescoping seal.The object of this design allows that smoke pipe is because of the distortion produced of expanding with heat and contract with cold.Mounting means or the structure of the conventional heat exchanger channels eliminated thermal distortion also may be selected in other embodiments depending on particular case.
Further, in described rotary carbide furnace, rotary oven cylinder 3 outer wrap has insulating 8, to reach the object reducing heat radiation conserve energy.
Further, in described rotary carbide furnace, the axis of described rotary oven cylinder 3 is horizontal by an inclination angle.In present embodiment, rotary oven letter 3 is made up of stainless material, and outside is welded two groups of supporting guides being supported by the support roller that is arranged on support 17, fixes its position by gear wheel.The cylindrical shell periphery of rotary oven cylinder 3 is welded transmitting gear, is rotated through reduction box driven rotary stove cylinder 3 by electric motor.The axis of rotary oven cylinder 3 is horizontal by certain inclination angle (in present embodiment, inclination angle is 2 degree), opening for feed one end is raised relatively, discharge port one end reduces relatively, and the object of this design is that biomass material is moved to discharge end by feed end in conjunction with under action of gravity rotarily driving of rotary oven cylinder 3.
Be applied in the process of production in present embodiment, biomass material enters rotary carbide furnace inside by feeder 1, while moving forward in rotary oven cylinder 3, issue heat-dissipating solution at the heat effect of flue gas heat exchange passage 9, become the materials such as the combustion gas of solid-state carbonized material and gaseous state, tar.Solid-state carbonized material is sent by discharge end.Introduce in combustion chamber 16 through the first pipeline 18 after gaseous substance enters feed end combustion gas air chamber 4 and burn, produce the flue gas of high temperature; High-temperature flue gas enters flue gas heat exchange passage 9 by discharge end flue gas air chamber 10 again, heats, impel biomass fermentation heat-dissipating solution carbonization reaction to the biomass of rotary oven cylinder 3 inside.
Referring to Fig. 2, is the structural representation of rotary carbide furnace described in another embodiment of the present invention.In rotary carbide furnace described in another embodiment of the present invention, between feed end flue gas air chamber 6 with discharge end flue gas air chamber, 10 are communicated with by the 3rd pipeline 22, are provided with the 3rd flow regulator 23 in described 3rd pipeline 22.
Further, in described rotary carbide furnace, in feed end connection feed end flue gas air chamber 6 and the second pipe 20 of combustion chamber 16, be provided with the second flow regulator 21.
The effect of the second flow regulator 21 in second pipe 20 is the temperature that can regulate inside, combustion chamber 16 by regulating flue gas flow.The effect of the 3rd flow regulator 23 in the 3rd pipeline 22 is temperature of adjustment flue gas heat exchange passage, and then controls carbonization reaction speed and charcoal yield.
In present embodiment, a high-temperature flue gas part of drawing from combustion chamber 16 is transported to discharge end flue gas air chamber 10 by the 4th pipeline 15, remainder can also supply other equipment as uses such as thermocompressor, drying kiln, cooking stoves from the exhanst gas outlet 26 be provided with, thus reaches and utilize the saving of the energy to greatest extent.
Further, in described rotary carbide furnace, described feeder 1 is helical screw feeder, and biomass material enters helical screw feeder inside through funnel, comprises spiral rachis 24 in helical screw feeder, and it is inner that biomass material is pushed to rotary oven cylinder 3 by spiral rachis 24.The length of described helical screw feeder cylindrical shell 25 is greater than the axial length of spiral rachis 24.In present embodiment, the length of helical screw feeder cylindrical shell 25 is than long 50 centimetres of spiral rachis 24, part biological matter can be detained at helical screw feeder cylindrical shell 25 tail end before falling into rotary oven cylinder 3, thus blocked the leakage of combustion gas and the infiltration of air, ensure that this device security, run efficiently.In other embodiments, the form of feeder 1 can also be band conveyor, bury the device that scraper plate travelling belt, star feeder or vibration feeder can realize material transmitting function.
In the another embodiment of the present invention, feed end and the discharge end of rotary oven cylinder 3 are all welded with flange, and feed end flange is welded with feed conduit, and discharge end flange is welded with material outlet canal.The function of flange is the connection realizing rotary oven cylinder and feed conduit or material outlet canal.The space that discharge end combustion gas air chamber is consisted of feed conduit, rotary oven cylinder, material outlet canal with feed end combustion gas air chamber is communicated with.Wherein the diameter of feed conduit and material outlet canal is greater than, is equal to or less than the diameter of rotary oven cylinder.Described feeder 1 passes feed end combustion gas air chamber 6 and stretches in feed conduit.
Feed conduit, feed end flange, rotary oven cylinder 3, discharge end flange and material outlet canal coaxially distribute, and its axis is horizontal by an inclination angle and can synchronous rotary.Feed conduit height is relatively higher than material outlet canal position.
Above-mentioned embodiment is without the need to the dynamic seal of complexity, efficiently biomass waste material can be converted into higher-grade carbonized material, solve wood gas common in charing operation simultaneously and leak problems such as causing gas explosion, wood tar oil wood vinegar condensation blocking pipe and dust discharge atmosphere pollution.
The foregoing is only embodiments of the invention; not thereby scope of patent protection of the present invention is limited; every utilize specification sheets of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a rotary carbide furnace, comprises rotary oven cylinder and feeder, and one end that rotary oven cylinder arranges feeder is feed end, and the rotary oven cylinder the other end is discharge end;
Described rotary carbide furnace also comprises combustion chamber, feed end air chamber and discharge end air chamber, and discharge end air chamber is arranged at discharge end and communicates with rotary oven tube inner chamber;
Feed end air chamber is located at feed end and is divided into feed end combustion gas air chamber and feed end flue gas air chamber by a feed end gas chamber clapboard, and feed end combustion gas air chamber is communicated with rotary oven tube inner chamber and communicated with combustion chamber by the first pipeline; Feed end flue gas air chamber is communicated with combustion chamber by second pipe, and leaves gap between feed end flue gas air chamber and rotary oven cylinder;
Rotary oven tube inner chamber is provided with flue gas heat exchange passage, and the conduit wall of described flue gas heat exchange passage is heat conducting wall, and flue gas heat exchange passage is provided with smoke inlet and exhanst gas outlet, and the smoke inlet of flue gas heat exchange passage is communicated in discharge end air chamber; Exhanst gas outlet is communicated in feed end flue gas air chamber.
2. in rotary carbide furnace as claimed in claim 1, described discharge end air chamber is divided into discharge end flue gas air chamber and discharge end combustion gas air chamber by a discharge end gas chamber clapboard, the 4th pipeline being communicated with discharge end air chamber and combustion chamber is connected to discharge end flue gas air chamber, and discharge end combustion gas air chamber is communicated with rotary oven tube inner chamber; Gap is left between discharge end flue gas air chamber and rotary oven cylinder.
3., in rotary carbide furnace as claimed in claim 1 or 2, by the 3rd pipeline communication between feed end flue gas air chamber and discharge end flue gas air chamber, in the 3rd pipeline, be provided with the 3rd flow regulator.
4., in rotary carbide furnace as claimed in claim 1 or 2, in the second pipe of feed end connection feed end flue gas air chamber and combustion chamber, be provided with the second flow regulator.
5., in rotary carbide furnace as claimed in claim 1 or 2, described flue gas heat exchange passage comprises smoke pipe or heat exchanging interlayer;
Described smoke pipe is hollow tubular structure, and described heat exchanging interlayer is the sandwich structure being fixed on rotary oven cylinder inwall.
6., in rotary carbide furnace as claimed in claim 5, rotary oven tube inner chamber is provided with the radial stiffening web installed, and described stiffening web is fixedly connected with smoke pipe.
7., in rotary carbide furnace as claimed in claim 5, described smoke pipe one end is welded with feed end, and the other end and discharge end telescoping seal; Or described smoke pipe one end is welded with discharge end, the other end and feed end telescoping seal.
8. in rotary carbide furnace as claimed in claim 1 or 2, described feeder comprises helical screw feeder, band conveyor, buries scraper plate travelling belt, star feeder or vibration feeder; Comprise spiral rachis in described helical screw feeder, the simplified length of described helical screw feeder is greater than the axial length of spiral rachis.
9., in rotary carbide furnace as claimed in claim 1 or 2, rotary oven cylinder outer wrap has insulating.
10., in rotary carbide furnace as claimed in claim 1 or 2, the axis of described rotary oven cylinder is horizontal by an inclination angle, and the height of rotary oven cylinder feed end is relatively higher than rotary oven cylinder discharge end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510843339.2A CN105385459A (en) | 2015-11-25 | 2015-11-25 | Rotary carbonizing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510843339.2A CN105385459A (en) | 2015-11-25 | 2015-11-25 | Rotary carbonizing furnace |
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| CN105385459A true CN105385459A (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510843339.2A Pending CN105385459A (en) | 2015-11-25 | 2015-11-25 | Rotary carbonizing furnace |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017186253A1 (en) * | 2016-04-26 | 2017-11-02 | Термодег С.Р.О. | Pyrolysis furnace with external heating for processing solid carbon-containing materials (variants) |
| CN109796994A (en) * | 2019-03-04 | 2019-05-24 | 湖南人文科技学院 | Rotatable biomass pyrolysis furnace in one kind |
-
2015
- 2015-11-25 CN CN201510843339.2A patent/CN105385459A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017186253A1 (en) * | 2016-04-26 | 2017-11-02 | Термодег С.Р.О. | Pyrolysis furnace with external heating for processing solid carbon-containing materials (variants) |
| CN109796994A (en) * | 2019-03-04 | 2019-05-24 | 湖南人文科技学院 | Rotatable biomass pyrolysis furnace in one kind |
| CN109796994B (en) * | 2019-03-04 | 2020-10-30 | 湖南人文科技学院 | Adversion formula living beings pyrolysis oven |
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Application publication date: 20160309 |