CN202390208U - Rotary kiln for producing activated carbon by physical method - Google Patents
Rotary kiln for producing activated carbon by physical method Download PDFInfo
- Publication number
- CN202390208U CN202390208U CN2011205500299U CN201120550029U CN202390208U CN 202390208 U CN202390208 U CN 202390208U CN 2011205500299 U CN2011205500299 U CN 2011205500299U CN 201120550029 U CN201120550029 U CN 201120550029U CN 202390208 U CN202390208 U CN 202390208U
- Authority
- CN
- China
- Prior art keywords
- revolving drum
- pipe
- drum
- rotary drum
- inner barrel
- 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.)
- Expired - Lifetime
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title abstract 8
- 238000000053 physical method Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 5
- 238000013022 venting Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 2
- 238000001354 calcination Methods 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- 230000004913 activation Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 239000005539 carbonized material Substances 0.000 description 5
- 239000003610 charcoal Substances 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- -1 steam Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Images
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model provides a rotary kiln for producing activated carbon by physical method. A feeder is connected at the rear end of a rotary drum, feeding vanes are fixed on the inner wall of an inner drum which is fixed inside the rotary drum, the discharge end of the feeder extends into the inner drum, the inner cavity of a tail hood which is arranged at the rear end of the rotary drum is communicated with the inner cavity of the rotary drum, a discharge port is formed at the lower part of the tail hood, an exhaust port is formed at the upper part of the tail hood, more than one blast pipe extend into the space between the rotary drum and the inner drum, one end of the blast pipe extends outside the rotary drum and connects with a gas supply pipe, the included angle between the axial line of the inner drum and the horizontal plane and the included angle between the axial line of the rotary drum and the horizontal plane are 1 degrees to 10 degrees, and the rear ends of the inner drum and the rotary drum are lower than the front ends of the rotary drum. The materials are fed into the inner drum and gradually heated during forward delivery to become hot charred materials, the charred materials fall into the front end inside the rotary drum for further calcinations, deflect along the inner wall of the rotary drum and slide towards the lower end, during the sliding process, the charred materials are activated by the air-mixed steam jetted out of the gas supply pipe to form activated carbon, and finally the activated carbon is discharged through the discharge port of the tail hood.
Description
Technical field
The utility model relates to the Reaktionsofen of producing gac, and specifically a kind of physics method is produced the Reaktionsofen of gac.
Background technology
Existing gac is divided into " carbo lignius " and " ature of coal charcoal " with regard to its raw material; Carbo lignius is to be raw material with the by product (like wood chip, slab, ring) of bamboo wood processing and tree root, bamboo root, shell (like coconut husk, fruit stone shell etc.); Form gac through charing, activating process respectively, the ature of coal charcoal is to be the gac that raw material forms through activating process with coal.The working method of existing " carbo lignius " is divided into physics method and two kinds of chemical methods, and the physics method is produced in " carbo lignius " technology and do not added chemical substance, only the condition of high temperature with raw material pass through charing, activation forms gac.The working method of existing " ature of coal charcoal " mainly is the physics method, and its method mainly is that coal raw materials is formed through gas (like steam, air, stack gas etc.) activation under certain high temperature.
Existing physics method is produced " carbo lignius " and is reached a kind of rotary kiln that " ature of coal charcoal " adopted and have single revolving drum; Revolving drum and horizontal plane have certain angle of inclination; This kind rotary kiln in use; By high-end to it in the charging of feed appliance from revolving drum, material is flowed out by the low side of revolving drum, and is provided with process furnace to its internal heating at the low side of revolving drum.Above-mentioned this rotary kiln can only once be accomplished charing or activation, gets reworking once if need to accomplish charing-activation continuously, therefore in use needs the rotary kiln of two groups of rotary kilns or single group lengthening; In addition, because of revolving drum is single cylinder, except that material took little space, most of space was not utilized effectively, and has not only wasted the energy but also wasted throughput in the cylinder.Thereby existing this rotary kiln exists, and working (machining) efficiency is low, energy consumption is big, disposal of pollutants deficiency how.
The utility model content
The purpose of the utility model is to provide a kind of physics method gac rotary kiln, and this rotary kiln does not need external heat source, and the heat that can be produced through raw material self burning is accomplished the charing-reactivation process of material.
For realizing above-mentioned purpose; The utility model adopts following scheme: physics method gac rotary kiln, have the single-revolution tube, and revolving drum rolls with supporting mechanism and cooperates, cooperates with the transmission rig transmission; The rear end of revolving drum is connected to feed appliance; At the revolving drum internal fixing one inner barrel in parallel is arranged, be fixed with some spiral feeding blades on the inwall of inner barrel, the discharge end of feed appliance stretches in the inner barrel; The stove hood that is rotatably assorted with it is housed in the rear end of revolving drum; The inner chamber of stove hood is communicated with the inner chamber of revolving drum, and the bottom of stove hood has discharge gate, top has venting port, stretches into the blast tube more than in the space between revolving drum and inner barrel; One end of blast tube stretches out the revolving drum front end and the air feed pipe joins, and the axis of inner barrel and revolving drum and horizontal plane have 1 ~ 10 ° angle and both rear ends to be lower than front end.
Visible by such scheme; In the process that this rotary kiln turns round after preheating reaches predetermined high temperature, if material is a wood material, material is sent into inner barrel by feed appliance; Be heated, accomplish gradually dry, charing in advance, charing in inner barrel, being fed forward by feeding blade; Produce a large amount of inflammable gass simultaneously, the front end place in carbonized material drops into revolving drum continues in the incinerating process then, and inflammable gas at first burns and makes carbonized material continue to heat up; And then significantly reduce carbonized material " burn lose " in reaction process; Turn back in the process of lower end roll-sliding along the inwall of revolving drum at red-hot carbonized material, the steam that is mixed with air of air-supply duct ejection can make carbonized material carry out activation and form gac, accomplishes the activatory gac and is discharged by the discharge gate of stove hood; If material is a coal raw materials; Control feed appliance speed, stretch into the degree of depth and revolving drum rotating speed; Material is heated in inner barrel, being forwarded by feeding blade, accomplishes dry, preheating gradually, produce a large amount of inflammable gass simultaneously; Front end place in material drops into revolving drum continues in the incinerating process then; Inflammable gas at first burns and makes material continue to heat up, and then significantly reduces material " burning is lost " in reaction process, turns back in the process of lower end roll-sliding along the inwall of revolving drum at red-hot material; The steam that is mixed with air of air-supply duct ejection can make red-hot material carry out activation and form gac, accomplishes the activatory gac and is discharged by the discharge gate of stove hood.The rotary kiln that the application provides is through the structure of self; Make heat absorption and the thermopositive reaction of material in same body of heater, carry out and accomplish counterflow heat exchange; And in whole process of production, do not need external thermal source, in a large amount of save energy, significantly reduced emission of carbon-dioxide again.
The utility model is rational in infrastructure, body is little, dependable performance, easy to operate, easy access, and its effects of energy saving and emission reduction is good, production efficiency is high and be convenient to realize automated operation.
Description of drawings
Fig. 1 is the structure iron of the utility model one embodiment;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B-B sectional view of Fig. 1;
Fig. 4 is the C-C sectional view of Fig. 1;
Fig. 5 is the D-D sectional view of Fig. 1;
Fig. 6 is the E portion enlarged view of Fig. 1;
Fig. 7 is that the F of Fig. 6 is to view.
Embodiment
Further specify the utility model below in conjunction with embodiment and accompanying drawing.
Referring to Fig. 1
The revolving drum of the physics method gac rotary kiln that the utility model provides is made up of urceolus 2 and flame retardant coating 3; On the inwall of flame retardant coating 3 attached to urceolus 2; At the revolving drum internal fixing one inner barrel 15 in parallel is arranged, be fixed with some spiral feeding blades 16 on the inwall of inner barrel 15.The stove hood 17 that is rotatably assorted with it is housed in the rear end of revolving drum; The inner chamber of stove hood 17 is communicated with the inner chamber of revolving drum; The bottom of stove hood has discharge gate 17b, top has venting port 17a, is connected to dumper 24 on the discharge gate 17b, and dumper 24 is connected as a single entity with stove hood 17.The gac that after the revolving drum internal reaction is accomplished, obtains is discharged by dumper 24, and the flue gas that in reaction, generates is then discharged by venting port 17a, and the flue gas of discharge can be collected.Stretch into the blast tube 11 more than in the space between revolving drum and inner barrel 15, have some through hole 11a on the blast tube 11.One end of blast tube 11 stretches out the revolving drum front end and air feed pipe 8 joins, and the axis of inner barrel 15 and revolving drum and horizontal plane have 3 ~ 5 ° angle and both rear ends to be lower than front end.
The feed appliance that the rear end of revolving drum is connected to has a feed cylinder 19; Feeding auger 22 is housed in the feed cylinder 19; Feeding auger 22 stretches out feed cylinder 19 outer ends power wheel 21 is housed; Feed cylinder 19 rear portion upsides are connected to hopper 20, are with a sleeve 18 in the feed cylinder outside, and the downside at sleeve 18 rear portions is connected to blast pipe 23.This feed appliance passes stove hood 17, its discharge end stretches in the inner barrel 15.As required, can adjust the degree of depth that the feed appliance discharge end stretches into inner barrel 15.In addition, regulate the wind kind (air or flue gas) that gets in the inner barrel 15, the temperature of rear end in the adjustable inner barrel 15 through blast pipe 23.
Supporting mechanism has support roller 27 and position-limited wheel 28; Support roller 27 is located on the basis 1 with position-limited wheel 28; Have outstanding circular terrace with edge 10 on the revolving drum outside, revolving drum and the supporting mechanism mode that cooperates of rolling is: terrace with edge 10 is landed on the support roller 27, the sidepiece of position-limited wheel 28 and terrace with edge 10 against.Transmission rig has a driving toothed gear 26 and speed reduction unit 25; Driving toothed gear 26 and speed reduction unit 25 are located at basis last 1; The wheel shaft of driving toothed gear 26 connects with the output shaft of speed reduction unit 25; The revolving drum outside is fixed with outer rotor 14, and the mode that revolving drum cooperates with the transmission rig transmission is: outer rotor 14 and driving toothed gear 26 engagements.By PWR PLT speed reduction unit 25 gearing speed-reducers 25, can realize the revolving drum revolution.
Referring to Fig. 1, Fig. 2
Two ends in revolving drum and middle part are fixed with carriage 9, and inner barrel 15 is loaded on three carriages 9, and 9 on the carriage at two ends is fixed through connecting parts in inner barrel 15 and the revolving drum.
Referring to Fig. 1, Fig. 3, Fig. 4,
Each blast tube 11 circumferentially is uniformly distributed with at revolving drum and 15 edges of inner barrel; On the inwall of revolving drum, be fixed with some groups of material rotating plates 12; Every group of material rotating plate 12 circumferentially being uniformly distributed with along revolving drum; Wherein be fixed with the support plate corresponding with each blast tube 13 respectively on two groups of above material rotating plates 12, each blast tube 11 passes corresponding support plate 13 respectively, by the supporting of support plate 13 realizations to blast tube 11.In the process of revolving drum running, can the material in it be stirred through material rotating plate 12, guarantee that material reacts even in reaction process.
Referring to Fig. 1, Fig. 5
The leading section of air feed pipe 8 is with the pipe cap 7 that is rotatably assorted with it; Be communicated with the take-off pipe 6 corresponding on the pipe cap 7 with blast tube number and position; Each blast tube 11 joins with each take-off pipe 6 is corresponding one by one; The downside of air feed pipe 8 leading sections has arc air outlet opening 8b, and the port 6a that each take-off pipe 6 communicates with pipe cap 7 aims at arc air outlet opening 8b, is connected to an inlet pipe 8a on the air feed pipe 8.To air feed pipe 8 bubbling airs, in inlet pipe 8a, feed steam, can realize mixed gas being provided in revolving drum by blast tube 11.In the work of this rotary kiln; When revolving drum, inner barrel 15, blast tube 11, take-off pipe 6 and pipe cap 7 co-rotation; The mixed gas that air feed pipe 8 provides; All the time get into take-off pipe 6 and the blast tube 11 that is in a below and a side through arc air outlet opening 8b, and then make the thick bed of material that is in a revolving drum bottom and a side obtain competent air feed.In addition, be in 11 of other blast tubes that arc air outlet opening 8b wouldn't be communicated with and close (not air feed) state, make that air feed efficient is higher, and then make activation efficiency higher.
Referring to Fig. 1, Fig. 6, Fig. 7
The revolving drum front end is connected with end cap 4, and end cap 4 is with the sealing of the front port of revolving drum, and blast tube 11 passes end cap 4 and stretches out revolving drum, corresponding to every blast tube 11 flange 31 is housed respectively on the end cap 4, realizes fixing of 4 of blast tubes 11 and end caps by flange 31.Have ventilation hole 4a on the end cap 4, on end cap 4a, be connected with adjustable plate 5, have the adjustment hole 5a corresponding on the adjustable plate 5 with ventilation hole 4a through bolt 29, nut 30.As required, the natural air inlet amount in the revolving drum can be adjusted in the position that adjustment adjustment hole 5a and ventilation hole 4a stagger.
Claims (4)
1. physics method gac rotary kiln has the single-revolution tube, and revolving drum rolls with supporting mechanism and cooperates, cooperates with the transmission rig transmission; The rear end of revolving drum is connected to feed appliance; It is characterized in that: at the revolving drum internal fixing one inner barrel in parallel is arranged, be fixed with some spiral feeding blades on the inwall of inner barrel, the discharge end of feed appliance stretches in the inner barrel; The stove hood that is rotatably assorted with it is housed in the rear end of revolving drum; The inner chamber of stove hood is communicated with the inner chamber of revolving drum, and the bottom of stove hood has discharge gate, top has venting port, stretches into the blast tube more than in the space between revolving drum and inner barrel; One end of blast tube stretches out the revolving drum front end and the air feed pipe joins, and the axis of inner barrel and revolving drum and horizontal plane have 1 ~ 10 ° angle and both rear ends to be lower than front end.
2. physics method gac rotary kiln according to claim 1; It is characterized in that: each blast tube along circumferentially being uniformly distributed with, is fixed with some groups of material rotating plates, every group of material rotating plate circumferentially being uniformly distributed with along revolving drum on the inwall of revolving drum between revolving drum and inner barrel; Wherein be fixed with the support plate corresponding respectively on two groups of above material rotating plates with each blast tube; Each blast tube passes corresponding support plate respectively, and the leading section of air feed pipe is with the pipe cap that is rotatably assorted with it, is communicated with on the pipe cap and the corresponding take-off pipe of blast tube number and position; Each blast tube joins with each take-off pipe is corresponding one by one; The downside of air feed pipe leading section has the arc air outlet opening, and the port that each take-off pipe communicates with pipe cap is aimed at the arc air outlet opening, is connected to an inlet pipe on the air feed pipe.
3. physics method gac rotary kiln according to claim 1; It is characterized in that: feed appliance has a feed cylinder; The feeding auger is housed in the feed cylinder, and the feeding auger stretches out the outer end of feed cylinder power wheel is housed, and feed cylinder rear portion upside is connected to hopper; Be with a sleeve in the feed cylinder outside, the downside at sleeve rear portion is connected to blast pipe.
4. physics method gac rotary kiln according to claim 1; It is characterized in that: the revolving drum front end is connected with end cap, and end cap has ventilation hole with the front port sealing of revolving drum on the end cap; On end cap, be connected with adjustable plate, have the adjustment hole corresponding on the adjustable plate with ventilation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205500299U CN202390208U (en) | 2011-12-24 | 2011-12-24 | Rotary kiln for producing activated carbon by physical method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205500299U CN202390208U (en) | 2011-12-24 | 2011-12-24 | Rotary kiln for producing activated carbon by physical method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202390208U true CN202390208U (en) | 2012-08-22 |
Family
ID=46665148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205500299U Expired - Lifetime CN202390208U (en) | 2011-12-24 | 2011-12-24 | Rotary kiln for producing activated carbon by physical method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202390208U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515160A (en) * | 2011-12-24 | 2012-06-27 | 叶林森 | Activated carbon rotary furnace using physical method |
| CN106833706A (en) * | 2017-01-22 | 2017-06-13 | 中国重型机械研究院股份公司 | A kind of close-coupled activated coke carbonization-activation device |
| CN106044767B (en) * | 2016-08-16 | 2018-07-27 | 厦门中科城环新能源有限公司 | A kind of carbonization-activation integral processing unit (plant) and its processing method |
| CN110775976A (en) * | 2019-12-17 | 2020-02-11 | 黔西南正胤活性炭科技有限公司 | Activation furnace for uniform carbonization and activation |
| CN112299416A (en) * | 2019-08-02 | 2021-02-02 | 中冶长天国际工程有限责任公司 | Rotary activation furnace, activated carbon production system and activated carbon production method |
-
2011
- 2011-12-24 CN CN2011205500299U patent/CN202390208U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515160A (en) * | 2011-12-24 | 2012-06-27 | 叶林森 | Activated carbon rotary furnace using physical method |
| CN102515160B (en) * | 2011-12-24 | 2013-05-15 | 叶林森 | Activated carbon rotary furnace using physical method |
| CN106044767B (en) * | 2016-08-16 | 2018-07-27 | 厦门中科城环新能源有限公司 | A kind of carbonization-activation integral processing unit (plant) and its processing method |
| CN106833706A (en) * | 2017-01-22 | 2017-06-13 | 中国重型机械研究院股份公司 | A kind of close-coupled activated coke carbonization-activation device |
| CN106833706B (en) * | 2017-01-22 | 2019-09-24 | 中国重型机械研究院股份公司 | A kind of close-coupled activated coke carbonization-activation device |
| CN112299416A (en) * | 2019-08-02 | 2021-02-02 | 中冶长天国际工程有限责任公司 | Rotary activation furnace, activated carbon production system and activated carbon production method |
| CN112299416B (en) * | 2019-08-02 | 2022-06-14 | 中冶长天国际工程有限责任公司 | Rotary activation furnace, activated carbon production system and activated carbon production method |
| CN110775976A (en) * | 2019-12-17 | 2020-02-11 | 黔西南正胤活性炭科技有限公司 | Activation furnace for uniform carbonization and activation |
| CN110775976B (en) * | 2019-12-17 | 2023-09-22 | 黔西南正胤活性炭科技有限公司 | Activation furnace for uniform carbonization and activation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102515160B (en) | Activated carbon rotary furnace using physical method | |
| CN202390208U (en) | Rotary kiln for producing activated carbon by physical method | |
| CN103708452A (en) | Self-heating continuous carbonization and activation processing method for biomass and device thereof | |
| CN105505416B (en) | A kind of rotary biomass continuous pyrolysis carbonizing apparatus of subregion temperature control | |
| CN106318408A (en) | Screw propulsion type biomass continuous charring integrated furnace | |
| CN109695870A (en) | A kind of biomass boiler and its method of internal-circulation type | |
| CN205528594U (en) | Continuous retort of multilayer | |
| CN206127206U (en) | Integrative stove of continuous carbomorphism of spiral propulsive type living beings | |
| CN101475166B (en) | External heating vertical active carbon activation furnace | |
| CN205606589U (en) | Mud distillation pyrolysis incinerator | |
| CN103602340A (en) | Stirring type biomass carbonization furnace | |
| CN105805765B (en) | A kind of pyrolyzing sludge incinerator | |
| CN101891190A (en) | Novel multi-pipe external-heating revolving activation furnace | |
| CN203327839U (en) | Efficient pancake machine | |
| CN206989218U (en) | Sludge rotates pyrolyzed structure | |
| CN205398547U (en) | A continuous movable rotary energy-saving carbonization furnace | |
| CN205035319U (en) | Roll formula pyrolysis and carbonization and integrative stove of schizolysis gasification | |
| CN201334363Y (en) | External-heating vertical-type active carbon activating oven | |
| CN220012545U (en) | Internal heating type biomass carbonization furnace for recycling flue gas | |
| CN203207075U (en) | Scallop shell-opening device | |
| CN106635093B (en) | A kind of carbonization equipment and process for preparing biochar at low temperature | |
| CN201722154U (en) | Novel multi-tube external heat type rotary furnace | |
| CN105823063B (en) | A kind of pyrolysis incineration apparatus | |
| CN214088396U (en) | External heating type multi-material-channel rotary carbonization furnace and roasting furnace | |
| CN205527771U (en) | Internal radiation hot type active carbon apparatus for producing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120822 Effective date of abandoning: 20130515 |
|
| RGAV | Abandon patent right to avoid regrant |