CN106518137A - Coal gas comprehensive utilization fly ash sintered ceramsite production system - Google Patents
Coal gas comprehensive utilization fly ash sintered ceramsite production system Download PDFInfo
- Publication number
- CN106518137A CN106518137A CN201510859828.7A CN201510859828A CN106518137A CN 106518137 A CN106518137 A CN 106518137A CN 201510859828 A CN201510859828 A CN 201510859828A CN 106518137 A CN106518137 A CN 106518137A
- Authority
- CN
- China
- Prior art keywords
- machine
- haydite
- additive
- fly ash
- furnace
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a coal gas comprehensive utilization fly ash sintered ceramsite production system, which comprises a coal gas generation system, an addition material prefabrication system and a ceramsite production system. The coal gas generation system consists of a two-stage coal gas producer, a tar collector, a cyclone dust collector, an emergency cutter and a furnace-front water-sealed tank. The addition material prefabrication system consists of a combustion furnace draught fan, a combustion furnace, an addition material dryer, an addition material grinding machine, an addition material sifter and an addition material bin. The ceramsite production system consists of a fly ash bin, a weighing batching system, a mixer, a stirring nucleation machine, a balling disc, a ceramsite sintering machine, an ignition furnace draught fan, an ignition furnace, a ceramsite cooling machine, a cold air draught fan, a ceramsite crusher, a ceramsite sifter and a finished product bin. According to the invention, firstly a qualified dry powdery addition material is prepared, then fly ash is used as the raw material to compound with the addition material, thus obtaining the fly ash sintered ceramsite product. The production system provided by the invention makes full use of fly ash resources and makes waste profitable.
Description
Technical field
The present invention relates to waste emissions technical field of comprehensive utilization, and in particular to a kind of coal gas comprehensively utilizes powder
Coal ash sintering ceramsite production system.
Background technology
From artificial lightweight haydite in 1913 after U.S.'s appearance, countries in the world are actively opened according to practical situation
Send out with flyash as main raw material(s), produced using sintering process (boiler-turbine CCS, rotary kiln, sintering machine)
Substitute rubble, the artificial lightweight haydite of the non-renewable resources such as cobble, be widely used in high building structure,
The building traffic industry such as concrete component, highway, inside and outside wall board, and be developed for administering city dirt
The biofilter material in the fields such as water, industrial wastewater, the agricultural soil transformation of the way.
Introduce according to Ltech Corp of Britain data, the haydite of its production is used for per cube of structural concrete about
20～25 pounds, higher than 2～3 times of local rubble price, but due to structural light-weight concrete compared with normal concrete from
Mitigate 25% again, drying shrinkage reduces 35%, and thermal expansion factor reduces 42%, and heat conductivity reduces 62%, and heatproof reaches
To thousand degree or so, then it is 5～10% to save overall investment, therefore abroad using relatively common.
Haydite applies later at home, and the every annual of yield is in 4,000,000 m at the end of last century3.Major part is viscous
Soil, haydites of book structure, minority is lytag, and obtains certain achievement, such as Tianjin lake water road 16
Shear wall structure House with Big Room Openning building, No. 22 shear wall structure office buildings in Shanghai City Langao road etc..
In sum, sintering ceramsite of fly ash due to its lightweight, high-strength, wear-resisting, impervious, antidetonation, sound absorption,
Insulation etc. characteristic and be widely used in each field.
The content of the invention
In view of this, it is an object of the invention to provide a kind of comprehensive utilization sintering ceramsite of fly ash production of coal gas
System, can prepare sintering ceramsite of fly ash using flyash for raw material, make full use of fly ash, become useless
For treasured.
For reaching above-mentioned purpose, the present invention provides following technical scheme：
A kind of coal gas comprehensively utilizes sintering ceramsite of fly ash production system, including gas generating system, additive
Prefabrication system and haydite production system；
The gas generating system includes two stage type gas generating furnace, tar well, cyclone dust extractor, tight
Anxious cutter and stokehold water sealed tank, the two stage type gas generating furnace include top belljar valve, top retort section
Body of heater, bottom gasification section body of heater and bottom ash-pan, the retort section body of heater is connected with tar well, described
Gasification section body of heater is connected with cyclone dust extractor, and the outlet conduit of the tar well and cyclone dust extractor converges
Stokehold water sealed tank is introduced by emergency cut-off device afterwards；
The additive prefabrication system includes combustion furnace air-introduced machine, combustion furnace, additive dehydrator, additive
Flour mill, additive sifter and addition feed bin, the gas exit pipeline of the stokehold water sealed tank and combustion furnace
Connection, the wind pipe of the combustion furnace air-introduced machine are connected with combustion furnace, the hot air outlet of the combustion furnace
Pipeline is connected with additive dehydrator, and the drier outlet of the additive dehydrator is connected with additive flour mill,
The powder outlet of the additive flour mill is connected with additive sifter, the powder of the additive sifter
Outlet is connected with addition feed bin；
The haydite production system include fine coal ash silo, weighing and dispensing system, batch mixer, stirring nucleation machine,
Pan-pelletizer, ceramisite sintered machine, ignition furnace air-introduced machine, ignition furnace, haydite cooler, cold air air-introduced machine,
Haydite disintegrating machine, haydite sifter and finished bin, the addition feed bin and fine coal ash silo respectively with weighing and burden
System connect, the weighing and dispensing system, batch mixer, stirring nucleation machine, pan-pelletizer, ceramisite sintered machine,
Haydite cooler, haydite disintegrating machine, haydite sifter and finished bin are sequentially connected, the stokehold water sealed tank
Gas exit pipeline is connected with ignition furnace, and the wind pipe of the ignition furnace air-introduced machine is connected with ignition furnace, institute
State ignition furnace to be connected with ceramisite sintered machine, the wind pipe of the cold air air-introduced machine is connected with haydite cooler.
Further, the gas generating system also includes drum and gas generator air-introduced machine, the gasification section
Body of heater is provided with water holding jacket, and the drum be connected with grid is softened, the water holding jacket entrance of gasification section body of heater with go out
Mouth is connected with drum respectively, and the steam outlet of drum is divided into two-way, introduces two stage type gas generating furnace all the way
Wind pipe as sealing gland steam, another road and gas generator air-introduced machine introduces two stage type gas after converging
Generation furnace bottom is used as gasifying agent.
Further, the gas generating system also includes residual gas flashback tank and water seal feedwater piping, industry
Grid by water seal feedwater piping respectively with residual gas flashback tank, ash-pan, emergency cut-off device and stokehold water
Sealed cans connect.
Further, the additive dehydrator is roller drying machine, and the additive sifter is spin vibration sieve.
Further, the powder outlet of the additive sifter is connected with addition feed bin by single-screw conveyer.
Further, the batch mixer is Double helix stir mixing machine, and the stirring nucleation machine is that twayblade is stirred
Nucleation machine, the haydite cooler be rotary cooler, the haydite disintegrating machine be double-roll crusher, institute
Haydite sifter is stated for flat vibrating screen.
Further, between the addition feed bin and weighing and dispensing system, fine coal ash silo and weighing and dispensing system it
Between, between weighing and dispensing system and batch mixer, batch mixer and stirring nucleation machine between and stirring nucleation machine with
Connected by single-screw conveyer between pan-pelletizer.
Further, between the pan-pelletizer and ceramisite sintered machine, between ceramisite sintered machine and haydite cooler,
Between haydite cooler and haydite disintegrating machine, between haydite disintegrating machine and haydite sifter, haydite sifter with
Connected by belt conveyor between finished bin.
The beneficial effects of the present invention is：
1st, the present invention be provided with additive dehydrator to the additive of block or pasty state (as gangue, mine tailings,
Clay) drying and processing is carried out, then arranging additive flour mill carries out grinding, grinding to the additive dried
Additive afterwards is sieved through additive sifter, obtains qualified dry powdery additive.
2nd, the present invention is raw material using flyash, and additive dispensing, through batch mixing, nucleation, balling-up, burning
The operation such as knot, cooling, broken, screening is obtained sintering ceramsite of fly ash product, takes full advantage of flyash money
Source, turns waste into wealth.
3rd, using two stage type gas generating furnace as heat resource equipment, two stage type gas generating furnace includes the present invention
Portion's retort section body of heater and bottom gasification section body of heater；The tar that top retort section body of heater is formed is low temperature distillation product,
Its mobility preferably, is collected by tar well and is centrally disposed；Bottom gasification section body of heater is generated
Gasification gas do not contain tar；Gasification gas is semiwater gas with the mixed gas that dry distillation gas is formed, and
Heating gas, it is more pure, without tar, it is not required to cooling and purifying.Therefore, the present invention improves calorific value of gas
With gasification efficiency, and environmental pollution is reduced.
Description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides following attached
Figure is illustrated：
Structural representations of the Fig. 1 for gas generating system；
Structural representations of the Fig. 2 for additive prefabrication system；
Structural representations of the Fig. 3 for haydite production system.
Specific embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
The coal gas comprehensive utilization sintering ceramsite of fly ash production system of the present invention, including gas generating system, adds
Charging prefabrication system and haydite production system.
Structural representations of the Fig. 1 for gas generating system, as illustrated, gas generating system includes two-part
Gas generator 11, tar well 12, cyclone dust extractor 13, emergency cut-off device 14 and stokehold water sealed tank
15, the two stage type gas generating furnace 11 include top belljar valve 111, top retort section body of heater 112, under
Portion gasification section body of heater 113 and bottom ash-pan 114, the retort section body of heater 112 are connected with tar well 12,
The gasification section body of heater 113 is connected with cyclone dust extractor 13, the tar well 12 and cyclone dust extractor
13 outlet conduit introduces stokehold water sealed tank 15 by emergency cut-off device 14 after converging.
The gas generating system also includes drum 16 and gas generator air-introduced machine 17, the gasification section body of heater
113 are provided with water holding jacket, and the drum 16 is connected with grid 18 is softened, the water holding jacket of gasification section body of heater 113
Entrance and exit is connected with drum 16 respectively, and the steam outlet of drum 16 is divided into two-way, introduces two all the way
Stage type gas generating furnace 11 is used as the wind pipe of sealing gland steam, another road and gas generator air-introduced machine 17
11 bottom of two stage type gas generating furnace is introduced after converging is used as gasifying agent.
The gas generating system also includes residual gas flashback tank 19 and water seal feedwater piping, industrial grid
10 by water seal feedwater piping respectively with residual gas flashback tank 19, ash-pan 114, emergency cut-off device 14 and stove
Front water sealed tank 15 connects.
Coal enters two stage type gas generating furnace 11 from two groups of belljar valves 111 of furnace roof coal bunker Jing first, and coal is in dry distilling
Section body of heater 112 is dried and prolonged low temperature distillation through sufficiently, gradually forms semicoke, into gasification section
Body of heater 113, red-hot semicoke are fully reacted in the gasifying agent that gasification section body of heater 113 and furnace bottom are blasted, Jing Guolu
Interior reducing zone, oxide layer and form coal ash, by grate drive be automatically drained out from bottom ash-pan 114.
During low temperature distillation, the coal gas generated based on fugitive constituent precipitation is referred to as dry distillation gas, group to coal
Into the top coal gas of two stage type gas generating furnace 11, the 40% of total coal gas amount is accounted for, its calorific value is higher
(6700kJ/Nm3) temperature relatively low (120 DEG C or so), and contain substantial amounts of tar.It is this in retort section body of heater 112
The tar of formation is low temperature distillation product, and preferably, collected by tar well 12 is carried out its mobility
Centrally dispose.In gasification section body of heater 113, red-hot semicoke and gasifying agent (air, water vapour) through reduction,
The coal gas that the series of chemical such as oxidation are generated, referred to as gasification gas, constitute two stage type gas generating furnace 11
Bottom coal gas, account for the 60% of total coal gas amount, the relatively low (6400kJ/Nm of its calorific value3), temperature is higher
(450 DEG C or so).Because coal is in 112 low temperature distillation ample time of retort section body of heater, into gasification section body of heater 113
Coal become semicoke, therefore the gasification gas for generating does not contain tar.Gasification gas Jing cyclone dust extractors 13 are removed
Mixed gas Jing emergency cut-offs device 14 is formed with dry distillation gas after dirt and stokehold water sealed tank 15 goes burning for carrying
Supplying heat source.
Gasification section body of heater 113 is provided with water leg, the softened water in drum 16 is introduced into water leg, is passed through
This self-produced water vapour, a water vapour part are used as sealing gland steam, another part and gas generator air-introduced machine 17
The air mixing of introducing is as gasifying agent.
As a result of the hot detar technique of two section type, the coal gas for obtaining is semiwater gas to gas generating system,
And heating gas, it is more pure, without tar, it is not required to cooling and purifying.Gas composition is CO, H2、CH4、
The combustible components such as CnHm and CO2、N2Etc. non-combustible composition, and do not react completely in gasification
Combustion adjuvant oxygen and the water vapour not decomposed completely.Gas generator adopts stone coal, is not required to crush；
Coal gas is not required to gas holder storage for continuously generating and using.
Structural representations of the Fig. 2 for additive prefabrication system, as illustrated, additive prefabrication system includes combustion
Burn stove air-introduced machine 21, combustion furnace 22, additive dehydrator 23, the screening of additive flour mill 24, additive
Device 25 and addition feed bin 26, the gas exit pipeline of the stokehold water sealed tank 15 are connected with combustion furnace 22, institute
21 wind pipes for stating combustion furnace air-introduced machine are connected with combustion furnace 22, the hot air outlet of the combustion furnace 22
Pipeline is connected with additive dehydrator 23, drier outlet and the additive grinding of the additive dehydrator 23
Machine 24 connects, and the powder outlet of the additive flour mill 24 is connected with additive sifter 25, described to add
The powder outlet of charging sifter 25 is connected with addition feed bin 26.
The additive dehydrator 23 is roller drying machine, and the additive sifter 25 is spin vibration sieve.
The powder outlet of the additive sifter 25 is connected with addition feed bin 26 by single-screw conveyer.
The air mixed combustion that coal gas is introduced with combustion furnace air-introduced machine 21 in combustion furnace 22 produces hot-air,
From the additive (such as gangue, mine tailings, clay) of the hot-air of combustion furnace 22 and block or pasty state and
Flowing to additive dehydrator 23 carries out heat exchange, and the dried additive of Jing hot-airs is from additive dehydrator 23
Outlet flow to additive flour mill 24 carries out grinding, and the additive after grinding is sieved through additive sifter 25
Separate qualified dry powdery additive and flow into addition feed bin 26.
Structural representations of the Fig. 3 for haydite production system, as illustrated, haydite production system includes flyash
Storehouse 30, weighing and dispensing system 31, batch mixer 32, stirring nucleation machine 33, pan-pelletizer 34, ceramisite sintered machine
35th, ignition furnace air-introduced machine 301, ignition furnace 302, haydite cooler 36, cold air air-introduced machine 303, haydite
Disintegrating machine 37, haydite sifter 38 and finished bin 39, the addition feed bin 26 and fine coal ash silo 30 are distinguished
Be connected with weighing and dispensing system 31, the weighing and dispensing system 31, batch mixer 32, stirring nucleation machine 33,
Pan-pelletizer 34, ceramisite sintered machine 35, haydite cooler 36, haydite disintegrating machine 37,38 and of haydite sifter
Finished bin 39 is sequentially connected, and the gas exit pipeline of the stokehold water sealed tank 15 is connected with ignition furnace 302,
The wind pipe of the ignition furnace air-introduced machine 301 is connected with ignition furnace 302, the ignition furnace 302 and haydite
Sintering machine 35 connects, and the wind pipe of the cold air air-introduced machine 303 is connected with haydite cooler 36.
The batch mixer 32 is Double helix stir mixing machine, and the stirring nucleation machine 33 stirred into for twayblade
Core machine, the haydite cooler 36 are rotary cooler, and the haydite disintegrating machine 37 is double-roll crusher,
The haydite sifter 38 is flat vibrating screen.
Between the addition feed bin 26 and weighing and dispensing system 31, fine coal ash silo 30 and weighing and dispensing system 31
Between, between weighing and dispensing system 31 and batch mixer 32, batch mixer 32 and stirring nucleation machine 33 between with
And connected by single-screw conveyer between stirring nucleation machine 33 and pan-pelletizer 34.The pan-pelletizer 34 with
Between ceramisite sintered machine 35, between ceramisite sintered machine 35 and haydite cooler 36, haydite cooler 36 with
Between haydite disintegrating machine 37, between haydite disintegrating machine 37 and haydite sifter 38, haydite sifter 38 with
Connected by belt conveyor between finished bin 39.
Flyash and additive are sent into batch mixer 32 uniformly to stir after 31 accurate measurement of weighing and dispensing system
Mix, mixed material sends into the additional a certain amount of water wet mixing nucleation of stirring nucleation machine 33, by containing nucleus
Wet mixed feed sends into pan-pelletizer 34, and prepares the water yield according to technological requirement, carries out balling-up (according to ceramic particle technology
Can, the size grading adjustment inclination angle of pan-pelletizer, angular velocity, height of baffle plate, wiper positions, inlet amount and match somebody with somebody
The water yield and state), then qualified raw material ball is sent into into ceramisite sintered machine 35, using coal gas at 302 midpoint of ignition furnace
The raw material ball in ceramisite sintered machine 35 is sintered after fire, sinters the haydite for obtaining and send into haydite cooler 36
In, blasting air by cold air air-introduced machine 303 carries out cooling treatment, finally by haydite disintegrating machine 37 and haydite
Sifter 38 obtains sintering ceramsite of fly ash product after the haydite of hardened, bonding is crushed, sieved.
Finally illustrate, preferred embodiment above only to illustrate technical scheme and unrestricted,
Although being described in detail to the present invention by above preferred embodiment, those skilled in the art
It should be appreciated that various changes can be made in the form and details to which, without departing from the present invention
Claims limited range.
Claims (8)
1. a kind of coal gas comprehensively utilizes sintering ceramsite of fly ash production system, it is characterised in that：Send out including coal gas
Raw system, additive prefabrication system and haydite production system；
The gas generating system includes two stage type gas generating furnace, tar well, cyclone dust extractor, tight
Anxious cutter and stokehold water sealed tank, the two stage type gas generating furnace include top belljar valve, top retort section
Body of heater, bottom gasification section body of heater and bottom ash-pan, the retort section body of heater is connected with tar well, described
Gasification section body of heater is connected with cyclone dust extractor, and the outlet conduit of the tar well and cyclone dust extractor converges
Stokehold water sealed tank is introduced by emergency cut-off device afterwards；
The additive prefabrication system includes combustion furnace air-introduced machine, combustion furnace, additive dehydrator, additive
Flour mill, additive sifter and addition feed bin, the gas exit pipeline of the stokehold water sealed tank and combustion furnace
Connection, the wind pipe of the combustion furnace air-introduced machine are connected with combustion furnace, the hot air outlet of the combustion furnace
Pipeline is connected with additive dehydrator, and the drier outlet of the additive dehydrator is connected with additive flour mill,
The powder outlet of the additive flour mill is connected with additive sifter, the powder of the additive sifter
Outlet is connected with addition feed bin；
The haydite production system include fine coal ash silo, weighing and dispensing system, batch mixer, stirring nucleation machine,
Pan-pelletizer, ceramisite sintered machine, ignition furnace air-introduced machine, ignition furnace, haydite cooler, cold air air-introduced machine,
Haydite disintegrating machine, haydite sifter and finished bin, the addition feed bin and fine coal ash silo respectively with weighing and burden
System connect, the weighing and dispensing system, batch mixer, stirring nucleation machine, pan-pelletizer, ceramisite sintered machine,
Haydite cooler, haydite disintegrating machine, haydite sifter and finished bin are sequentially connected, the stokehold water sealed tank
Gas exit pipeline is connected with ignition furnace, and the wind pipe of the ignition furnace air-introduced machine is connected with ignition furnace, institute
State ignition furnace to be connected with ceramisite sintered machine, the wind pipe of the cold air air-introduced machine is connected with haydite cooler.
2. coal gas according to claim 1 comprehensively utilizes sintering ceramsite of fly ash production system, its feature
It is：The gas generating system also includes drum and gas generator air-introduced machine, and the gasification section body of heater sets
There is water holding jacket, the drum is connected with grid is softened, the water holding jacket entrance and exit difference of gasification section body of heater
It is connected with drum, the steam outlet of drum is divided into two-way, introduces two stage type gas generating furnace all the way and be used as gas
The wind pipe of gland steam, another road and gas generator air-introduced machine introduces two stage type gas generating furnace after converging
Bottom is used as gasifying agent.
3. coal gas according to claim 1 comprehensively utilizes sintering ceramsite of fly ash production system, its feature
It is：The gas generating system also includes residual gas flashback tank and water seal feedwater piping, industrial grid
Connected with residual gas flashback tank, ash-pan, emergency cut-off device and stokehold water sealed tank by water seal feedwater piping respectively
Connect.
4. coal gas according to claim 1 comprehensively utilizes sintering ceramsite of fly ash production system, its feature
It is：The additive dehydrator is roller drying machine, and the additive sifter is spin vibration sieve.
5. coal gas according to claim 1 comprehensively utilizes sintering ceramsite of fly ash production system, its feature
It is：The powder outlet of the additive sifter is connected with addition feed bin by single-screw conveyer.
6. coal gas according to claim 1 comprehensively utilizes sintering ceramsite of fly ash production system, its feature
It is：The batch mixer is Double helix stir mixing machine, and the stirring nucleation machine is that twayblade stirs nucleation machine,
The haydite cooler is rotary cooler, and the haydite disintegrating machine is double-roll crusher, the haydite sieve
Device is divided to be flat vibrating screen.
7. coal gas according to claim 1 comprehensively utilizes sintering ceramsite of fly ash production system, its feature
It is：Between the addition feed bin and weighing and dispensing system, between fine coal ash silo and weighing and dispensing system, claim
Between recompounding system and batch mixer, between batch mixer and stirring nucleation machine and stirring nucleation machine and pan-pelletizer
Between connected by single-screw conveyer.
8. coal gas according to claim 1 comprehensively utilizes sintering ceramsite of fly ash production system, its feature
It is：Between the pan-pelletizer and ceramisite sintered machine, between ceramisite sintered machine and haydite cooler, haydite it is cold
But between machine and haydite disintegrating machine, between haydite disintegrating machine and haydite sifter, haydite sifter and finished bin
Between by belt conveyor connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859828.7A CN106518137A (en) | 2015-11-27 | 2015-11-27 | Coal gas comprehensive utilization fly ash sintered ceramsite production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859828.7A CN106518137A (en) | 2015-11-27 | 2015-11-27 | Coal gas comprehensive utilization fly ash sintered ceramsite production system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106518137A true CN106518137A (en) | 2017-03-22 |
Family
ID=58349445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510859828.7A Pending CN106518137A (en) | 2015-11-27 | 2015-11-27 | Coal gas comprehensive utilization fly ash sintered ceramsite production system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106518137A (en) |
-
2015
- 2015-11-27 CN CN201510859828.7A patent/CN106518137A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102574742B (en) | Cement additire is prepared by the combustion product of hydrocarbon fuel and strength enhancing metal oxides | |
| CN102358705B (en) | Process for producing sintered ceramsite by using solid waste materials, and system thereof | |
| CN106466881B (en) | A kind of device and operation method of rotary incineration of refuse flyash microwave sintering haydite | |
| RU2467965C1 (en) | Rotary kiln operating on alternative fuels | |
| CN205328883U (en) | Haydite production system is used multipurposely to clear coal gas of environmental protection | |
| CN205368159U (en) | Sintered ceramsite apparatus for producing is used multipurposely to coal gas | |
| CN205368156U (en) | Fly ash sintered ceramsite apparatus for producing | |
| CN101391868B (en) | Hydrothermal alternation pre-treatment process of inert salic material | |
| CN205328882U (en) | Fly ash sintered ceramsite production system is used multipurposely to coal gas | |
| CN205328879U (en) | Sintered ceramsite apparatus for producing is used multipurposely to environment -friendly's coal gas | |
| CN106518135A (en) | Production apparatus for sintering ceramsites by comprehensive utilization of gas | |
| CN106518015A (en) | Fly ash sintered ceramsite production device | |
| CN106518137A (en) | Coal gas comprehensive utilization fly ash sintered ceramsite production system | |
| RU2342421C2 (en) | Reactor for thermal decomposition of solid combustible minerals | |
| CN106518013A (en) | Clean and environment-friendly ceramisite production system | |
| CN205347250U (en) | Haydite production system is used multipurposely to coal gas | |
| JP2004269301A (en) | Lightweight aggregate and its producing method | |
| CN106520162A (en) | Prefabricating system for synthetic gas utilization ceramsite additives | |
| CN106518131A (en) | Ceramsite production system realizing comprehensive utilization of coal gas | |
| CN106518136A (en) | Clean and environment-friendly coal gas comprehensive utilization and sintered ceramsite production device | |
| CN106518133A (en) | Environment-friendly clean ceramsite production system realizing comprehensive utilization of coal gas | |
| CN205328880U (en) | Clear sintered ceramsite apparatus for producing of environmental protection | |
| CN205328874U (en) | Environment -friendly's fly ash sintered ceramsite production system | |
| CN205420281U (en) | Prefabricated system of haydite addition material is used multipurposely to coal gas | |
| CN106518130A (en) | Environment-friendly and clean sintered ceramsite production device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170322 |