CN106554162A - The manufacture method of light weight aggregate - Google Patents
The manufacture method of light weight aggregate Download PDFInfo
- Publication number
- CN106554162A CN106554162A CN201610112384.5A CN201610112384A CN106554162A CN 106554162 A CN106554162 A CN 106554162A CN 201610112384 A CN201610112384 A CN 201610112384A CN 106554162 A CN106554162 A CN 106554162A
- Authority
- CN
- China
- Prior art keywords
- granules
- light weight
- kneading machine
- aggregate
- comminutor
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/02—Agglomerated materials, e.g. artificial aggregates
- C04B18/027—Lightweight materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/06—Combustion residues, e.g. purification products of smoke, fumes or exhaust gases
- C04B18/08—Flue dust, i.e. fly ash
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/04—Heat treatment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing Of Solid Wastes (AREA)
- Glanulating (AREA)
Abstract
The present invention provides a kind of manufacture method of light weight aggregate; even pelletize forms a granules in the kneading machine of batch processing formula; and a granules have been carried out into the situation of pelletize in comminutor is rotated, it is also possible to prevent from generating block secondary granulation thing (raw pellet).A kind of manufacture method of light weight aggregate, it is characterised in that including following operation：The aggregate raw material (FA1) of powder and water are kneaded using the kneading machine (3) of batch processing formula, obtain a granulating working procedure of a granules (5)；To the operation for rotating comminutor (8) supply granules；A granules (5) is carried out into rotation pelletize in comminutor (8) is rotated, the secondary granulation operation of the raw pellet (9) as secondary granulation thing is obtained；With by the raw pellet (9), obtain the operation of light weight aggregate, before it will discharge a granules (5) from the kneading machine (3), the aggregate raw material (FA2) of powder is supplied to the kneading machine (3), makes the aggregate raw material of powder be attached to the surface of a granules (5).
Description
Technical field
The present invention relates to be carried out pelletize, sintering manufacturing the side of light weight aggregate by raw material of flying dust (fly ash) etc.
Method.
Background technology
In the past, all a large amount of real estates such as the flying dust for discharge from coal fired boiler, producing and the burning ash from burning facility generation
It is raw, therefore need to be reclaimed to seek as resource reutilization when the equipment for making generation these materials works.
Therefore, following work had once been carried out, i.e. by these in order to using flying dust and burning ash as utilization of resources
Material manually manufactures light weight aggregate as main material.
Fig. 3 illustrates the method for manufacturing light weight aggregate by flying dust described in patent documentation 1.
To by foaming agent, from hopper 4 from hopper 2 by low-gravity agent, from hopper 3 from hopper 1 by flying dust, according further to needs
Coal dust is supplied to kneading machine 5 respectively as raw material.5 ' mixed material of water is injected in kneading machine 5 and obtain mixing thing.This is mixed
6 size degradation of refining thing disintegrator and after obtaining a granules, supplied with belt feeder 7 it is a certain amount of, while being made with dish-type
Grain machine 8 carries out pelletize, obtains the raw pellet 9 as secondary granulation thing.
Then, the linear type movement in a spontaneous combustion accepted way of doing sth is burnt till in machine 12, and the weight feed life pellet 9 on fire grate 21 should
Raw pellet is moved with fire grate 21.High hot-air is supplied in from warm-air pipe 28 to each stove 22,23,24.Using drying and preheating
Stove 22 carries out the drying for giving birth to pellet, then, makes the non-fire coal in dried granules catch fire in ignition furnace 23.Further, using burning
Knot thermal protection stove 24 makes the unburned burning of coal in dried granules shift downwards, completes overall sintering.
Sintering pellet is in cooled region 29 by making the part for sucking air of aerator 27 in the layer of sintering pellet
In downward (arrow C in figure) by and be cooled.The pellet block being cooled, is fed to through chute (chute) 30
Separated in disintegrating machine 31, the screening of pellet screen(ing) machine 32 for having been separated is the product pellet of regulation shape, becomes light weight aggregate.
In figure 3,25 is the bellows that upper end is open towards fire grate 21, and 26 are arranged in the lower end of the bellows 25 and the suction with aerator 27
Enter the gas exhaust piping of side connection.
Citation
Patent documentation
Patent documentation 1：Japanese Patent No. 3892545
The content of the invention
The method that patent documentation 1 is recorded is obtaining a granules using the operation in two stages, i.e. adopt kneading machine
5 obtain mixture, by the mixture for obtaining 6 size degradation of disintegrator.
The present inventor carries out the operation for obtaining a granules in order to a stage, has attempted following methods, i.e.
Raw material and water mixing are obtained into a granules in batch-wise kneading machine, a granules is discharged to hopper, is made
Which is piled up in hopper, and the granules piled up are transplanted in rotation comminutor, secondary making is obtained using comminutor is rotated
Grain thing (raw pellet).
But, it is known that：According to the method, can be formed with collapse in comminutor is rotated and the bulk of thick shape
Granules.
The result studied by the present inventor, has obtained following opinion：The granules obtained using said method are seen
Do not moisten up, but when compacted because of deadweight in the hopper, the moisture of a granules causes a granules to aggregate with one another
And the thick grain of the shape of formation collapse, in using the operation for rotating comminutor and forming secondary granulation thing, the thick grain is each other
Further condense and form block secondary granulation thing.
It is an object of the invention to provide the manufacture method of light weight aggregate, wherein, even in the kneading machine of batch processing formula
Interior pelletize forms a granules, and a granules have been carried out the situation of pelletize in comminutor is rotated, it is also possible to anti-
Block raw pellet is generated only.
Above-mentioned problem can be solved by the manufacture method of the light weight aggregate of the present invention of following record.
(1) a kind of manufacture method of light weight aggregate, it is characterised in that including following operation：
The aggregate raw material of powder and water are kneaded using the kneading machine of batch processing formula, obtain a granules once
Granulating working procedure；
To the operation for rotating a comminutor supply granules；
A granules are carried out into rotation pelletize in comminutor is rotated, the raw pellet as secondary granulation thing is obtained
Secondary granulation operation；With
By the raw pellets sinter, the operation of light weight aggregate is obtained,
Before a granules will being discharged from the kneading machine, supply the aggregate of powder to the kneading machine
Raw material, makes the aggregate raw material of powder be attached to the surface of a granules.
(2) manufacture method of the light weight aggregate according to above-mentioned (1), it is characterised in that supply institute to comminutor is rotated
The operation for stating a granules includes following operation：
A granules in the kneading machine are discharged in hopper the operation for piling up which；With
By a granules being piled up in the hopper to the operation for rotating comminutor supply.
(3) manufacture method of the light weight aggregate according to above-mentioned (2), it is characterised in that using being configured at below hopper
Belt feeder carry out granules being piled up in the hopper to the supply for rotating comminutor.
(4) manufacture method of the light weight aggregate according to any one of above-mentioned (1)～(3), it is characterised in that the powder
The aggregate raw material of last shape is flying dust.
The manufacture method of light weight aggregate of the invention, can obtain the light weight aggregate of uniform shapes.
Description of the drawings
Fig. 1 is the figure of the example of the manufacture method of the light weight aggregate for illustrating the present invention.
Fig. 2 is the figure of another of the manufacture method of the light weight aggregate for illustrating the present invention.
Fig. 3 is the figure of the manufacture method of the light weight aggregate for illustrating conventional.
Description of reference numerals
(with regard to Fig. 1,2)
1、11、12、13：Silo； 2：Metering device；
21、22、23、24：Measuring tank； 3：Kneading machine；
4：Hopper； 5：Granules； 6：Belt feeder；
7：Scraper plate； 8：Rotate comminutor； 9：Secondary granulation thing (raw pellet)；
A：Added material； R：Reclaim dust；
FA：Flying dust； FA1：Flying dust 1； FA2：Flying dust 2.
(with regard to Fig. 3)
1、2、3、4：Hopper； 5：Kneading machine； 5’：Water；
6：Pulverizer； 7：Belt feeder； 8：Dish-type granulators；
9：Raw pellet； 12：Machine is burnt till in the linear type movement of a spontaneous combustion accepted way of doing sth；
21：Fire grate； 22：Drying and preheating stove： 23：Ignition furnace；
24：Sintering thermal protection stove； 25：Bellows； 26：Gas exhaust piping；
27：Aerator； 28：Warm-air pipe； 29：Cooled region；
30：Chute； 31：Disintegrating machine； 32：Screen(ing) machine.
Specific embodiment
Describe the present invention below based on embodiments of the present invention in detail, but the technical scope of the present invention is not following
Embodiment limit.
Based on Fig. 1 and Fig. 2, the situation for flying dust is used as raw material, the manufacturer of the light weight aggregate of the present invention is illustrated
Method.
First, based on Fig. 1 by process sequence come illustrate the present invention light weight aggregate manufacture method embodiment 1.
(measurement process)
Flying dust in silo 1 is supplied in metering device 2 and is measured.
Specifically, the flying dust (FA) in silo 1 is supplied to the measuring tank 22 of jumbo measuring tank 21 and low capacity
In measured.Hereinafter, the flying dust measured with measuring tank 21 is referred to as into flying dust 1 (FA1), by flying for having been measured with measuring tank 22
Ash is referred to as flying dust 2 (FA2).
(granulating working procedure)
Then, the flying dust 1 in measuring tank 21 is supplied in the kneading machine 3 of batch processing formula, to being incorporated in kneading machine
Add water to be kneaded in interior flying dust 1.
The time of mixing regulation, just obtain a granules of regulation particle diameter.Then, will to hopper 4 discharge this one
Before secondary granules, flying dust 2 is supplied from measuring tank 22 to kneading machine 3, flying dust 2 is mixed in a granules.
Furthermore, flying dust 2 once can add, and dividedly can add, it is also possible to continuously add.
As the flying dust 2 is the state that has been dried, therefore the surface of containing moisture granules is attached to, becomes one
The surface of secondary granules is by 2 covered state of flying dust.And, flying dust 2 absorbs the moisture of a granules, becomes and is once made
The state of the dry tack free of grain thing.
The addition of the flying dust 2 added in kneading machine 3, can be appropriate according to the particle diameter of a granules as target
Setting.
In addition, as the opportunity for adding flying dust 2 to kneading machine 3, can according to the processing capacity of kneading machine 3 and mixed performance come
Appropriate to set, but as long as being able to ensure that following times, the time is until discharging a granules from after addition flying dust 2
Till flying dust 2 can be made with spreading all over to be attached to the time on the surface of a granules.
For example DMK-50 (タ イ ガ ー マ シ Application company systems have been used as kneading machine：Capacity 50L) test in, pass through
Relative to the flying dust 1 of 100 mass parts, add the flying dust 2 of 15 mass parts before distance is discharged 15 seconds, obtained good knot
Really.
(secondary granulation operation)
Then, a granules in kneading machine 3 are expelled to into hopper 4.A granules 5 being piled up in hopper 4, its
Surface is the state being dried, therefore particle is difficult to adhere to each other.
A granules 5 in hopper 4 are supplied to comminutor 8 is rotated using belt feeder 6.Once making in hopper
Grain thing, limits thickness using scraper plate 7, and falls in rotation comminutor 8 from transmission band edge.
In FIG, show dish-type granulators but it is also possible to be drum type comminutor as rotation comminutor 8.
By adding water in comminutor 8 is rotated while in a granules 5 while being rotated, a granules 5
Cohesion, obtains the secondary granulation thing (raw pellet) 9 of the particle diameter of regulation.
(sintering circuit)
It is sintered in sintering circuit from the raw pellet 9 for rotating the discharge of comminutor 8, becomes light weight aggregate.
Known sintering equipment can be used in sintering circuit, therefore is omitted for the explanation of sintering equipment.
Then, the embodiment 2 of the manufacture method of the light weight aggregate of the present invention is illustrated based on Fig. 2.
Present embodiment 2, is in addition to flying dust (FA), also by the recovery powder produced in the manufacturing equipment of light weight aggregate
The embodiment that uses of raw material of dirt (R) and additive (A) as light weight aggregate.
Reclaiming dust (R) is added for the dust that effectively utilizes are produced in system.
As additive (A), the coal grain that reduce can the proportion of light weight aggregate, coke grain etc. can be used, and/or made light
Easy neat bentonite of particle shape of amount aggregate etc..
Embodiment 2, compared with embodiment 1, only measurement process and a granulating working procedure difference, therefore it is following only right
The measurement process of embodiment 2 and a granulating working procedure are illustrated.
(measurement process)
Flying dust (FA) in silo 11 is supplied in the measuring tank 22 of jumbo measuring tank 21 and low capacity and is counted
Amount.
In addition, the recovery dust (R) in silo 12 is measured with measuring tank 23, measure the addition in silo 13 with measuring tank 24
Agent (A).
(granulating working procedure)
Then, to kneading machine 3 supply measuring tank 21 in flying dust 1 (FA1), the recovery dust (R) in measuring tank 23 and
The full dose of the added material (A) in measuring tank 24, in the raw mixture being incorporated in kneading machine 3 adds water, is mixed
Refining.
The mixing stipulated time, just obtain a granules of regulation particle diameter.Then, this will discharged once to hopper 4
Before granules, (for example, distance discharges 15 seconds before) supplies flying dust 2 (FA2) from measuring tank 22 to kneading machine 3, by flying dust 2
(FA2) it is mixed in a granules.
Embodiment
DMK-50 (タ イ ガ ー マ シ Application company systems) has been used as kneading machine, diameter has been used as comminutor is rotated
For the dish-type granulators of 1m.
In addition, having used JIS ashes (species II) as flying dust, its bulk density is 0.86.
(embodiment 1)
The water of the flying dust 1 and 3.0kg of 10kg is put in kneading machine.
Then, after being kneaded 2 minutes with 1000rpm, and then kneaded 1 minute with 200rpm.
Then, the flying dust 2 of 3kg is put in kneading machine, is kneaded 30 seconds with 200rpm, discharge a granules.
Then, the full dose of a granules is loaded in dish-type granulators, intermittently atomized water spray, has carried out 6 points with 25rpm
The pelletize of clock.
The case hardness of the secondary granulation thing for obtaining is improved, and does not generate block.
(embodiment 2)
The water of the flying dust 1 and 2.9kg of 10kg is put in kneading machine.
Then, after being kneaded 2 minutes with 1000rpm, and then kneaded 2 minutes with 200rpm.
Then, the flying dust 2 of 1.5kg is put in kneading machine, is kneaded 15 seconds with 200rpm, discharge a granules.
Then, the full dose of a granules is loaded in dish-type granulators, intermittently atomized water spray, has carried out 6 points with 25rpm
The pelletize of clock.
Block is not generated in the secondary granulation thing for obtaining.
(embodiment 3)
The water of the flying dust 1 and 2.9kg of 10kg is put in kneading machine.
Then, after being kneaded 2 minutes with 1000rpm, and then kneaded 2 minutes with 200rpm.
Then, the flying dust 2 of 1.5kg is put in kneading machine, is kneaded 15 seconds with 200rpm, discharge a granules.
Then, the amount of 3 batches of make of kneading machine granules is continuously put in dish-type granulators, is broken
Continuous ground atomized water spray, has carried out the pelletize of 20 minutes with 25rpm.
Block is not generated in the secondary granulation thing for obtaining.In addition, the size of desired granules can be grown into.
(comparative example 1)
The carbon of the flying dust 1 and 0.3kg of 10kg is put in kneading machine, after carrying out the mixing of 30 seconds, by the water one of 3.0kg
Implication is put in kneading machine, is kneaded 2 minutes with 1000rpm.
Then, 2 points are kneaded 30 seconds with 200rpm, discharges a granules.
Then, the full dose of a granules is loaded in dish-type granulators, pelletize has been carried out with 25rpm, even if due to not having
There is atomized water spray, surface is also tacky, therefore finish rotating operation when rotation time is 3 points and 30 seconds.
The secondary granulation thing for obtaining contains the block of big grain and collapse.
(comparative example 2)
The water of the flying dust 1 and 2.5kg of 10kg is put in kneading machine.
Then, kneaded 2 minutes with 1000rpm, and then 2 points are kneaded 30 seconds with 200rpm, discharge a granules.
Then, the full dose of a granules is loaded in dish-type granulators, intermittently atomized water spray is while entered with 25rpm
4 points of pelletizes of 50 seconds are gone.
Compared with comparative example 1, the water yield put in kneading machine is reduced, therefore the particle diameter of a granules diminishes, but
The secondary granulation thing for obtaining, surfaces of tacky, and contain the block of big grain and collapse.
The manufacture method of the light weight aggregate of the present invention, using a pelletize for discharging the kneading machine from batch processing formula
Thing is piled up in hopper in the case of this operation especially effectively, but not limited to this, it would however also be possible to employ by what is discharged from kneading machine
After one time granules are stored in bin for the time being so as to be positioned over this operation on the production line of secondary granulation operation.
Claims (4)
1. a kind of manufacture method of light weight aggregate, it is characterised in that including following operation：
The aggregate raw material of powder and water are kneaded using the kneading machine of batch processing formula, obtain a pelletize of a granules
Operation；
To the operation for rotating a comminutor supply granules；
A granules are carried out into rotation pelletize in comminutor is rotated, two of the raw pellet as secondary granulation thing are obtained
Secondary granulating working procedure；With
By the raw pellets sinter, the operation of light weight aggregate is obtained,
Before it will discharge a granules from the kneading machine, the aggregate for supplying powder to the kneading machine is former
Material, makes the aggregate raw material of powder be attached to the surface of a granules.
2. the manufacture method of light weight aggregate according to claim 1, it is characterised in that to rotating comminutor supply described
The operation of secondary granules includes following operation：
A granules in the kneading machine are discharged in hopper the operation for piling up which；With
By a granules being piled up in the hopper to the operation for rotating comminutor supply.
3. the manufacture method of light weight aggregate according to claim 2, it is characterised in that using the band being configured at below hopper
Formula feeder carries out a granules being piled up in the hopper to the supply for rotating comminutor.
4. the manufacture method of the light weight aggregate according to any one of claims 1 to 3, it is characterised in that the powder
Aggregate raw material be flying dust.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015193235A JP2017065971A (en) | 2015-09-30 | 2015-09-30 | Method for producing lightweight aggregate |
| JP2015-193235 | 2015-09-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106554162A true CN106554162A (en) | 2017-04-05 |
| CN106554162B CN106554162B (en) | 2019-01-04 |
Family
ID=58418172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610112384.5A Expired - Fee Related CN106554162B (en) | 2015-09-30 | 2016-02-29 | The manufacturing method of light weight aggregate |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2017065971A (en) |
| CN (1) | CN106554162B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115140959B (en) * | 2022-07-26 | 2023-03-14 | 山东大学 | Alkali-sulfur double-excitation multi-shell-layer high-strength baking-free lightweight aggregate and preparation method and application thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB805439A (en) * | 1954-04-09 | 1958-12-03 | Somogyi Francis Paul | Improvements in or relating to the sintering of powdered materials |
| JPH1192191A (en) * | 1997-09-11 | 1999-04-06 | Kobe Steel Ltd | Production of lightweight aggregate |
| CN102481537A (en) * | 2009-03-06 | 2012-05-30 | 莱泰格有限公司 | Sintered lightweight aggregates |
| CN102775177A (en) * | 2012-07-13 | 2012-11-14 | 安徽省舒城县盛宏陶粒厂 | Method for firing light-weight haydite |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5370976A (en) * | 1976-12-04 | 1978-06-23 | Fmc Corp | High density of coal fly ash |
| JPS59111972A (en) * | 1982-12-17 | 1984-06-28 | 株式会社神戸製鋼所 | Manufacture of lightweight aggregate |
| JPH05229858A (en) * | 1992-02-19 | 1993-09-07 | Chugoku Electric Power Co Inc:The | Production of artificial lightweight aggregate |
| JP3368365B2 (en) * | 1994-02-16 | 2003-01-20 | 四国電力株式会社 | Composition for artificial lightweight aggregate and method for producing artificial lightweight aggregate |
-
2015
- 2015-09-30 JP JP2015193235A patent/JP2017065971A/en active Pending
-
2016
- 2016-02-29 CN CN201610112384.5A patent/CN106554162B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB805439A (en) * | 1954-04-09 | 1958-12-03 | Somogyi Francis Paul | Improvements in or relating to the sintering of powdered materials |
| JPH1192191A (en) * | 1997-09-11 | 1999-04-06 | Kobe Steel Ltd | Production of lightweight aggregate |
| CN102481537A (en) * | 2009-03-06 | 2012-05-30 | 莱泰格有限公司 | Sintered lightweight aggregates |
| CN102775177A (en) * | 2012-07-13 | 2012-11-14 | 安徽省舒城县盛宏陶粒厂 | Method for firing light-weight haydite |
Non-Patent Citations (1)
| Title |
|---|
| 林多胡等: "《中国紫云英》", 31 August 2000, 福建科学技术出版社 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017065971A (en) | 2017-04-06 |
| CN106554162B (en) | 2019-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2928564C (en) | A method and a system for producing a lightweight ceramic aggregate, particularly from coal ash | |
| CN104109755A (en) | Production system and method of cold-pressed metal pellets of fly ashes | |
| JP5375742B2 (en) | Granulation method of sintering raw material | |
| CN103857809A (en) | Method for granulation of sintering raw material | |
| CN106554162B (en) | The manufacturing method of light weight aggregate | |
| JP6459724B2 (en) | Method for producing sintered ore | |
| JP4087982B2 (en) | Granulation method for raw materials for sintering with excellent flammability | |
| JP5821362B2 (en) | Method for manufacturing raw materials for sintering | |
| CN108525608A (en) | A method of producing calcium carbide coke powder mix and convert calcium lime powder pressure ball molding | |
| CN109608076B (en) | Comprehensive utilization method of laterite-nickel ore smelting slag | |
| JP2014214339A (en) | Method for producing sintered ore | |
| JP4630091B2 (en) | Pretreatment method of sintering raw material | |
| JP5517501B2 (en) | Method for producing sintered ore | |
| JP4188548B2 (en) | Method for predicting properties of coal ash and manufacturing method for artificial lightweight aggregate | |
| JP7087939B2 (en) | Manufacturing method of sintered raw material | |
| JP7067372B2 (en) | Granulation method for compounded raw materials | |
| JP6772935B2 (en) | Sinter manufacturing method and sinter manufacturing equipment | |
| JP2003113425A (en) | Method for manufacturing sintered raw material | |
| JP6809446B2 (en) | Manufacturing method of carbon material interior particles and manufacturing method of carbon material interior sintered ore | |
| JP6885386B2 (en) | Manufacturing method of carbon material interior particles and manufacturing method of carbon material interior sintered ore | |
| JP5167641B2 (en) | Method for producing sintered ore | |
| JP6986342B2 (en) | Granulation method for compounded raw materials including return ore | |
| JP2022137928A (en) | Granule and method for producing granule | |
| JP5831397B2 (en) | Method for producing sintered ore | |
| JP5980403B1 (en) | Method for producing carbon-containing molded body |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190104 Termination date: 20200229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |