CN106753484A - A kind of biomass microwave is pyrolyzed modified reactor assembly - Google Patents

A kind of biomass microwave is pyrolyzed modified reactor assembly Download PDF

Info

Publication number
CN106753484A
CN106753484A CN201710075318.XA CN201710075318A CN106753484A CN 106753484 A CN106753484 A CN 106753484A CN 201710075318 A CN201710075318 A CN 201710075318A CN 106753484 A CN106753484 A CN 106753484A
Authority
CN
China
Prior art keywords
microwave
conversion zone
pyrolyzed
casing
reactor assembly
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.)
Granted
Application number
CN201710075318.XA
Other languages
Chinese (zh)
Other versions
CN106753484B (en
Inventor
余昭胜
代民权
方诗雯
林延
林有胜
陈琳
徐佳晨
陈志杰
范云龙
马晓茜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
South China University of Technology SCUT
Original Assignee
South China University of Technology SCUT
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by South China University of Technology SCUT filed Critical South China University of Technology SCUT
Priority to CN201710075318.XA priority Critical patent/CN106753484B/en
Publication of CN106753484A publication Critical patent/CN106753484A/en
Application granted granted Critical
Publication of CN106753484B publication Critical patent/CN106753484B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10BDESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B53/00Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
    • C10B53/02Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10BDESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B49/00Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated
    • C10B49/02Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with hot gases or vapours, e.g. hot gases obtained by partial combustion of the charge
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/10Biofuels, e.g. bio-diesel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The invention discloses a kind of biomass microwave pyrolysis modified reactor assembly, including open-close type microwave reaction casing, the reactor that is horizontally installed in the microwave reaction casing, the microwave reaction casing is connected between microwave generator by waveguide;Described reactor includes the exhaust section and conversion zone of being disconnected, the conversion zone and exhaust section are horizontally disposed with the air inlet pipe and blast pipe for having and extending to outside microwave reaction casing respectively, the conversion zone middle part is extended some temperature tubes for installing infrared and thermocouple temperature measurement instrument, and being horizontally disposed with the conversion zone has quartz plate.The present invention has the advantages that operation is simple and reliable, pyrolysis effect is good, can be used as microwave-heating biomass reaction vessel, reaches smooth effective implementation of microwave-heating.

Description

A kind of biomass microwave is pyrolyzed modified reactor assembly
Technical field
The present invention relates to microwave-heating biomass equipment, more particularly to a kind of biomass microwave pyrolysis modified reactor dress Put.
Background technology
Biomass energy is energy solar energy being stored in chemical energy form as carrier with biomass in biomass, is had It is distributed wide, renewable, low cost and other advantages.Using converting technology, biomass energy can be converted into liquid fuel(Biological bavin Oil, bio-crude oil, methyl alcohol, ethanol and vegetable oil etc.), heat, electricity, gaseous fuel(Hydrogen, biological fuel gas and biogas etc.)With it is solid Fluid fuel(Charcoal or shaped fuel)Just gradually causing the attention of people Deng, its development and utilization, following very likely turning into can The important component of continuous energy system.
Microwave is that frequency is 300MHZ ~ 300GHZ, and wavelength is the frequency electromagnetic waves of 1mm ~ 1m.Heating using microwave is to utilize material Under the microwave energy field action of high frequency conversion, the motion of molecule becomes orderly high frequency vibrating by original rambling state Dynamic, the kinetic energy of molecule is transformed into heat energy, reaches uniform heating.Microwave-heating be on the basis of conventional pyrolytic, with reference to microwave plus Thermal technology is proposed and grown up, with advantages below with the conventional pyrolysis technology compared with:Microwave directly acts on material molecule Or atom, firing rate is fast, efficiency high;Homogeneous heating, thermal inertia is small, it is easy to control;Penetrability is good, can directly to large scale thing Material is pyrolyzed, and saves the pretreatment process of material;All thermal decomposition products can be trapped and utilized, and product property is better than Conventional pyrolysis.
Existing numerous scholars are studied using the pyrolysis characteristicses that microwave produces bio-fuel to biomass both at home and abroad.It is micro- Ripple pyrolysis is different from conventional pyrolysis, it is desirable to which reaction vessel, supporter etc. do not absorb or less absorption microwave, and high temperature resistant, To realize ventilating during experiment in addition, be vented, collecting biological oil, pyrolysis gas and thermometric, so the material that most of experiment is used is anti- Container is answered to use three mouthfuls of quartz flasks;Breather pipe, blast pipe in microwave reaction system also make by quartz;Three mouthfuls of quartz burn The stopper of the connecting interface of bottle uses resistant to elevated temperatures silica gel plug, and the supporter of bottom is using heat-preservation cotton, ceramics, corundum cup.But Three mouthfuls of quartz flasks have some defects:Material picks and places cumbersome, residue cleaning difficulty, and material easily lumps at thermocouple during reaction And be difficult to quickly complete completely.Therefore, it is necessary to design the modified reactor assembly for being suitable for biomass microwave pyrolysis.
The content of the invention
Shortcoming and defect it is an object of the invention to overcome existing apparatus, there is provided a kind of material picks and places convenience, reaction fully, in fact Test biomass microwave pyrolysis modified reactor assembly simple to operate.
The present invention is achieved through the following technical solutions:
A kind of biomass microwave is pyrolyzed modified reactor assembly, including open-close type microwave reaction casing, be horizontally installed on institute The reactor in microwave reaction casing is stated, the microwave reaction casing is connected between microwave generator by waveguide;Described is anti- Answering device includes the exhaust section and conversion zone of being disconnected, and the conversion zone and exhaust section are horizontally disposed with extend to microwave reaction respectively Air inlet pipe and blast pipe outside casing, the conversion zone middle part is extended has some installations infrared and thermocouple temperature measurement instrument Temperature tube, being horizontally disposed with the conversion zone has quartz plate.
Further, exhaust section ground and the conversion zone mill for being separately provided for connection of the exhaust section and conversion zone Mouthful, diameter of the exhaust section more than conversion zone so that exhaust section is wrapped in conversion zone during connection, it is to avoid the bio oil of generation It is bonded at both junctions.
Further, the conversion zone and air inlet pipe are integral type structure, and the exhaust section and blast pipe are integral type machine Structure.
Further, the axis of described air inlet pipe and blast pipe is located in same horizontal line.
Further, it is provided with ground at the mouth of pipe of described temperature tube, air inlet pipe and blast pipe, it is ensured that the gas of device Close property.
Further, described microwave reaction casing is included by flange and bolt seal connected casing and chamber door, institute State air inlet pipe and blast pipe extends to the casing left and right sides.
Further, the casing left and right sides is respectively arranged with the air inlet pipe passed through for the air inlet pipe and blast pipe and leads to Road and exhaust duct passageway, the casing middle part is extended thermometric tube passage, passes through for temperature tube, and the chamber door middle part extends It is provided with the temperature tube channel seal with thermometric tube passage sealing pressing.
Further, described casing is provided with gasket seal with the junction of chamber door, and the gasket seal inside is soft Property insulating pad, outside for parcel mesh member.
Further, the flexible heat-insulating pad uses rubbery asbestos gasket, and the parcel mesh member is woven wire.Rubber Glue asbestos washer, can bear higher temperature, and outer wrap mesh is woven wire, in flange by after bolt presses, casing Can realize being in close contact between chamber door, play a part of to prevent microwave leakage.
Further, described each temperature tube is respectively positioned in the vertically symmetrical plane of reactor so that at two point for measuring temperature with Microwave point is apart from identical, it is ensured that the temperature of measurement has comparability.
Pyrolytic reaction of the invention includes as follows:It is laid in the biomass of quartz plate to be heated up under microwave action pyrolysis, produces Raw high-temperature biological oil gas body is taken away by the nitrogen that two ends are passed through and enters condenser system.
It is of the invention that there is advantages below compared with existing device:
(1)This biomass microwave be pyrolyzed modified reactor assembly by simple experiment it is accurate for the purpose of, by changing vertical direction Blast pipe is horizontal direction, makes the bio oil gas of generation and need not overcome the influences such as rising gravity, prevents bio oil condensing reflux, The measure of the biological oil quality of influence;Exhaust pipe length is shortened, stroke of the gas in pipe is reduced, reduced in pipe directly The time of condensation, is that bio oil fully condenses the condition of creating at condenser pipe;
(2)Reaction casing is upper and lower folding, and compared to conventional casing, operating space is bigger, is easy to pick and place reactor during experiment;
(3)Connected using ground between reactor parts, be easy to the assembly and disassembly before and after experiment, frosted ensures the gas of device at ground Close property.Blast pipe bore is slightly larger than reaction tube, it is to avoid the bio oil of generation is bonded at ground.Centre is using quartz plate as reaction Loading end, material is picked and placeed conveniently.Each reactive element is concentrated in reaction chamber body, and compact conformation is easy to operate, using flexible, is fitted R&D units are closed to use;
(4)Material is laid on quartz plate, and thermocouple probe does not go deep into inside material, is prevented because microwave is in tip aggregation causes Between material caking and outer ring material is not sufficiently reactive;Infrared measurement of temperature port is in same perpendicular with thermocouple, and temperature has Comparability.
In summary, the present invention has the advantages that operation is simple and reliable, pyrolysis effect is good, can be used as microwave-heating biomass Reaction vessel, reaches and smoothly effectively implements.
Brief description of the drawings
Fig. 1 is the reactor schematic front view of the embodiment of the present invention.
Fig. 2 is the reactor left view schematic diagram of the embodiment of the present invention.
Fig. 3 is the microwave reaction casing dimensional structure diagram of the embodiment of the present invention.
In figure:1- blast pipes;2- exhaust sections;3- exhaust section grounds;4- conversion zone grounds;5- temperature tubes;6- conversion zones;7- Air inlet pipe;8- chamber doors;9- casings;10- sides temperature tube passage seal;11- sides temperature tube passage;12- gasket seals;13- parcel nets Orifice;14- air inlet tube passages.
Specific embodiment
The present invention is more specifically described in detail with reference to specific embodiment.
Embodiment
As shown in Figure 1 to Figure 3, a kind of microwave reaction case of biomass microwave pyrolysis modified reactor assembly, including open-close type Body, the reactor being horizontally installed in the microwave reaction casing, pass through ripple between the microwave reaction casing and microwave generator Lead connected
As depicted in figs. 1 and 2, described reactor includes the exhaust section 2 and conversion zone 6 of being disconnected, the conversion zone 6 and exhaust Section 2 is horizontally disposed with the air inlet pipe 7 and blast pipe 1 for having and extending to outside microwave reaction casing, the conversion zone 6 and air inlet pipe 7 respectively It is integral type structure, the exhaust section 2 and blast pipe 1 are integral type mechanism, meanwhile, described air inlet pipe 7 and the axle of blast pipe 2 Line is located in same horizontal line.The middle part of the conversion zone 6 is extended some surveys for installing infrared and thermocouple temperature measurement instrument Warm pipe 5, being horizontally disposed with the conversion zone 6 has quartz plate, and in the present embodiment, the internal diameter of conversion zone 6 is 200mm, the He of air inlet pipe 7 The external diameter of blast pipe 1 is 10mm, and length is 110mm, a diameter of 10mm of the temperature tube 5, and length is 90mm.
Described each temperature tube 5 is respectively positioned in the vertically symmetrical plane of reactor so that point for measuring temperature occurs with microwave at two Place is apart from identical, it is ensured that the temperature of measurement has comparability.
The exhaust section ground 3 and conversion zone ground 4 that are separately provided for connection of the exhaust section 2 and conversion zone 6, row The width of gas section ground 3 and conversion zone ground 4 is 40mm, diameter of the exhaust section 2 more than conversion zone 6 so that arranged during connection Gas section 2 is wrapped in conversion zone, it is to avoid the bio oil of generation is bonded at both junctions.
Ground is provided with the mouth of pipe of described temperature tube 5, air inlet pipe 7 and blast pipe 1, ensures the air-tightness of device.
As shown in figure 3, described microwave reaction casing is included by flange and bolt seal connected casing 9 and chamber door 8, The left and right sides of the casing 9 is respectively arranged with the air inlet tube passage 14 that is passed through for the air inlet pipe 7 and blast pipe 1 and blast pipe is logical Road, the air inlet pipe 7 and blast pipe 1 extend to the left and right sides of the casing 9, and the middle part of the casing 9 is extended temperature tube Passage 11, the middle part of the chamber door 8 is extended the temperature tube channel seal 10 having with the thermometric tube passage 11 sealing pressing.
Described casing 9 is provided with gasket seal with the junction of chamber door 8, and the gasket seal inside is flexible gasket Piece 12, the flexible sealing gasket 12 uses rubbery asbestos gasket, and outside is parcel mesh member 13, and the parcel mesh member 13 is Woven wire.Rubbery asbestos gasket can bear higher temperature, and outer wrap mesh is woven wire, and bolt pressure is passed through in flange After tight, can realize being in close contact between casing 9 and chamber door 8, play a part of to prevent microwave leakage.
The course of reaction of the present embodiment is as follows:
Nitrogen being passed through from air inlet pipe 7 and forming oxygen deficient atmospheres, a certain amount of biomass are uniformly laid on horizontal card in reaction before experiment On quartz plate in device, microwave generator is opened after checking out device air-tightness, biomass heat up under microwave energy effect and are pyrolyzed, React after the bio oil for producing is taken out of by nitrogen from blast pipe 1 and enter condenser system.
Embodiments of the present invention are simultaneously not restricted to the described embodiments, and other are any without departing from Spirit Essence of the invention With the change, modification, replacement made under principle, combine, simplify, should be equivalent substitute mode, be included in of the invention Within protection domain.

Claims (10)

1. a kind of biomass microwave is pyrolyzed modified reactor assembly, it is characterised in that:Microwave reaction casing including open-close type, The reactor in the microwave reaction casing is horizontally installed on, waveguide phase is passed through between the microwave reaction casing and microwave generator Even;Described reactor includes the exhaust section (2) and conversion zone (6) of being disconnected, and the conversion zone (6) and exhaust section (2) are respectively Horizontally disposed to have the air inlet pipe (7) and blast pipe (1) extended to outside microwave reaction casing, conversion zone (6) middle part extension sets Some temperature tubes (5) for installing infrared and thermocouple temperature measurement instrument are equipped with, being horizontally disposed with the conversion zone (6) has quartz plate.
2. biomass microwave according to claim 1 is pyrolyzed modified reactor assembly, it is characterised in that:The exhaust section (2) and conversion zone (6) be separately provided for connection exhaust section ground (3) and conversion zone ground (4), the exhaust section (2) more than the diameter of conversion zone (6).
3. biomass microwave according to claim 1 is pyrolyzed modified reactor assembly, it is characterised in that:The conversion zone (6) and air inlet pipe (7) is integral type structure, the exhaust section (2) and blast pipe (1) are integral type mechanism.
4. biomass microwave according to claim 1 is pyrolyzed modified reactor assembly, it is characterised in that:Described air inlet The axis of pipe (7) and blast pipe (2) is located in same horizontal line.
5. biomass microwave according to claim 1 is pyrolyzed modified reactor assembly, it is characterised in that:Described thermometric Ground is provided with the mouth of pipe of pipe (5), air inlet pipe (7) and blast pipe (1).
6. biomass microwave according to claim 1 is pyrolyzed modified reactor assembly, it is characterised in that:Described microwave Reaction casing includes the casing (9) and chamber door (8) that are connected by flange and bolt upper-lower seal, the air inlet pipe (7) and exhaust Pipe (1) extends to the casing (9) left and right sides.
7. biomass microwave according to claim 6 is pyrolyzed modified reactor assembly, it is characterised in that:The casing (9) left and right sides is respectively arranged with and leads to for the air inlet pipe (7) and the air inlet tube passage (14) that passes through of blast pipe (1) and blast pipe Road, casing (9) middle part is extended thermometric tube passage (11), and chamber door (8) middle part is extended to be had and the survey The temperature tube channel seal (10) of warm tube passage (11) sealing pressing.
8. biomass microwave according to claim 6 is pyrolyzed modified reactor assembly, it is characterised in that:Described casing (9) gasket seal is provided with the junction of chamber door (8), the gasket seal inside is flexible heat-insulating pad (12), and outside is Parcel mesh member (13).
9. biomass microwave according to claim 8 is pyrolyzed modified reactor assembly, it is characterised in that:The flexible guarantor Temperature pad (12) piece uses rubbery asbestos gasket, and the parcel mesh member (13) is woven wire.
10. biomass microwave according to claim 1 is pyrolyzed modified reactor assembly, it is characterised in that:Described is each Temperature tube (5) is respectively positioned in the vertically symmetrical plane of reactor.
CN201710075318.XA 2017-02-13 2017-02-13 Improved reactor device for biomass microwave pyrolysis Active CN106753484B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710075318.XA CN106753484B (en) 2017-02-13 2017-02-13 Improved reactor device for biomass microwave pyrolysis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710075318.XA CN106753484B (en) 2017-02-13 2017-02-13 Improved reactor device for biomass microwave pyrolysis

Publications (2)

Publication Number Publication Date
CN106753484A true CN106753484A (en) 2017-05-31
CN106753484B CN106753484B (en) 2023-11-10

Family

ID=58955851

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710075318.XA Active CN106753484B (en) 2017-02-13 2017-02-13 Improved reactor device for biomass microwave pyrolysis

Country Status (1)

Country Link
CN (1) CN106753484B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090064583A1 (en) * 2005-04-01 2009-03-12 Genova Ltd. Method And Reactor For Biomass Pyrolytic Conversion
GB201013357D0 (en) * 2009-08-10 2010-09-22 Spectionz Ltd Improvements in the production of wax products by the pyrolysis of plastics
CN102069086A (en) * 2010-11-17 2011-05-25 山东大学 Method for reclaiming and treating electronic waste
CN102513032A (en) * 2011-11-20 2012-06-27 华中科技大学 Quartz reactor of horizontal fixed bed
CN205687862U (en) * 2016-05-25 2016-11-16 北京化工大学 A kind of interior external heat, indirectly and directly add the moving bed pyrolysis system of thermal
CN206562403U (en) * 2017-02-13 2017-10-17 华南理工大学 A kind of biomass microwave is pyrolyzed modified reactor assembly

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090064583A1 (en) * 2005-04-01 2009-03-12 Genova Ltd. Method And Reactor For Biomass Pyrolytic Conversion
GB201013357D0 (en) * 2009-08-10 2010-09-22 Spectionz Ltd Improvements in the production of wax products by the pyrolysis of plastics
CN102069086A (en) * 2010-11-17 2011-05-25 山东大学 Method for reclaiming and treating electronic waste
CN102513032A (en) * 2011-11-20 2012-06-27 华中科技大学 Quartz reactor of horizontal fixed bed
CN205687862U (en) * 2016-05-25 2016-11-16 北京化工大学 A kind of interior external heat, indirectly and directly add the moving bed pyrolysis system of thermal
CN206562403U (en) * 2017-02-13 2017-10-17 华南理工大学 A kind of biomass microwave is pyrolyzed modified reactor assembly

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
黄河洵等: "微波破解污泥的固定床热解实验研究", 《华中科技大学学报(自然科学版)》 *

Also Published As

Publication number Publication date
CN106753484B (en) 2023-11-10

Similar Documents

Publication Publication Date Title
CN101817523B (en) Graphite purification and graphitizable high temperature vertical continuous induction heating furnace
CN104830356B (en) A kind of inside and outside composition heating type biomass pyrolytic carbon makeup is put
CN205606914U (en) Electric heater
CN207716869U (en) A kind of horizontal smelting vacuum furnace device
CN106950246A (en) A kind of heat chemistry energy storage reaction experiment device and method of solid-state energy-accumulating medium
CN206562403U (en) A kind of biomass microwave is pyrolyzed modified reactor assembly
CN201362594Y (en) High-temperature vertical continuous induction heating furnace for graphite purification and graphitization
CN204198661U (en) Test pyrolysis installation
CN107621480A (en) Based on the spontaneous combustion of coal cycle detector and method for leading thermal insulation
CN106753476A (en) A kind of quick cooling type fixture bed experiment apparatus and method for being pyrolyzed and gasifying dual-purpose
CN204044093U (en) A kind of Analytical system of Equivalent Thermal Conductivities
CN102767902B (en) A kind of electromagnetic energy heat conducting oil heated air circulating low pressure boiler device
CN213141937U (en) Novel microwave heating catalysis biomass gasification's reaction device
CN106753484A (en) A kind of biomass microwave is pyrolyzed modified reactor assembly
CN207713674U (en) Experiment low-order coal microwave-heating system
CN207036737U (en) A kind of heat chemistry energy storage reaction experiment device of solid-state energy-accumulating medium
CN208553753U (en) Compressed air purification system reactor
CN103743241A (en) Novel high-temperature and high-pressure electric heating furnace
CN207581737U (en) A kind of biomass microwave pyrolysis installation
CN206553460U (en) A kind of quick cooling type fixture bed experiment device for being pyrolyzed and gasifying dual-purpose
CN208542031U (en) The compressed air purification system of high integration
CN210603816U (en) Hypersonic wind tunnel heat jet flow interference test gas heater
CN203530235U (en) Novel biomass pyrolysis oil making device
CN207148025U (en) A kind of spontaneous combustion of coal cycle detector
CN107353938A (en) Internal heat type biomass gasification hydrogen-producing system and its hydrogen production process

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant