CN106242301A - A kind of black glass ceramic brick with liquid converter slag as primary raw material and preparation method thereof - Google Patents
A kind of black glass ceramic brick with liquid converter slag as primary raw material and preparation method thereof Download PDFInfo
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- CN106242301A CN106242301A CN201610576321.5A CN201610576321A CN106242301A CN 106242301 A CN106242301 A CN 106242301A CN 201610576321 A CN201610576321 A CN 201610576321A CN 106242301 A CN106242301 A CN 106242301A
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
- C03C10/0063—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing waste materials, e.g. slags
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
- C03C10/0009—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing silica as main constituent
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Abstract
The invention discloses a kind of black glass ceramic brick with liquid converter slag as primary raw material, it is characterized in that its raw material mainly includes that the chemical composition of gained glass melt is by mass percentage in following ranges after liquid converter slag and adjuvant, liquid converter slag and adjuvant consolute: SiO250～60%, Al2O31～5%, CaO 15～25%, MgO 1～5%, Fe2O35～8%, Na2O 5～10%, K2O 3～9%, NiO 0.1～1%, CoO 0.1～1%, TiO20.5～1.5%, Na2SiF64～10%.The black glass ceramic brick preparation method that the present invention proposes, can accomplish to utilize slag on a large scale, can not only turn waste into wealth, and reduces environmental pollution；It is also fully utilized by the heat energy that converter slag is self-contained, saves mass energy.This black glass ceramic brick has extraordinary wear-resistant, anti-rolling performance, is preferable town road paving, square paving material, it is also possible to be widely applied to architectural decoration.
Description
Technical field
The present invention relates to a kind of black glass ceramic brick with liquid converter slag as primary raw material and preparation method thereof, belong to
In architectural decoration material field.
Background technology
In steelmaking process produce converter slag be a kind of large-scale solid waste, intractability than blast furnace slag big very
Many.Utilize if big steel slag is not integrated into processing, land resource a large amount of occupied while, also water body, air, soil are caused
Severe contamination, even jeopardizes the healthy of people.The converter produced in iron and steel enterprise's direct-view steelmaking process in the past
Slag is solid waste, and how reducing the environmental pollution that slag brings is its Main way considered.
Developing into today, iron and steel enterprise is also own through slag is treated as a kind of products material or half product, and root
Different configuration of production line has been built according to scale, slag character, final products.At present, the processing method of slag has recovery slag
Steel scrap, the magnetisable material such as Iron concentrate, and prepare slag micro powder it can also be used to prepare other materials such as cement, pottery, glass
Material.But, these methods are all not efficiently used the sensible heat of converter slag sensible heat.After converter smelting terminates, molten state slag
Temperature more than 1500 DEG C, contain substantial amounts of sensible heat in it, and in reality, converter slag sensible heat be not efficiently used.
Black glass ceramic brick may be used for building decoration and urban construction, in particular with the expansion of urban construction, right
Footpath, the laying on various square get more and more.At present, the paving material of use is mainly lithotome and common pottery is wide
Brick, and the increase of motor vehicles and roll and often cause rupturing of paving brick body, affect the safety of People's Bank of China and the attractive in appearance of the appearance of the city.
Summary of the invention
The technical problem to be solved is the deficiency existed for above-mentioned prior art and provides a kind of with liquid
Converter slag is black glass ceramic brick of primary raw material and preparation method thereof, takes full advantage of liquid converter slag and self is carried
There is heat energy, and carry out its slag itself synchronizing to utilize.
The present invention solves that the technical scheme that problem set forth above is used is:
A kind of black glass ceramic brick with liquid converter slag as primary raw material, its raw material mainly includes liquid converter steel
After slag and adjuvant, liquid converter slag and adjuvant consolute, the chemical composition of gained glass melt is by mass percentage at following model
In enclosing: SiO250～60%, Al2O31～5%, CaO 15～25%, MgO 1～5%, Fe2O35～8%, Na2O 5～
10%, K2O 3～9%, NiO 0.1～1%, Co2O30.1～1%, TiO20.5～1.5%, Na2SiF64～10%.
By such scheme, described raw material is by mass percentage: liquid converter slag 40～60%, adjuvant 40～
60%.
By such scheme, described liquid converter slag primary chemical composition is by mass percentage: SiO220～
37%, Al2O35～8%, CaO 39～48%, MgO 5～8%, Fe2O314～16%.
By such scheme, described adjuvant mainly includes quartz sand, aluminium oxide stone powder, soda, potassium carbonate, nickel oxide, oxidation
Cobalt, titanium oxide, prodan etc..The concrete addition of adjuvant needs to refer to the composition of liquid converter slag in actual production, it is ensured that
The chemical composition of the glass melt after liquid converter slag and adjuvant consolute is in the range of application claims.
The preparation method of the above-mentioned black glass ceramic brick with liquid converter slag as primary raw material, is joined by above-mentioned raw materials
Ratio, is mixed into batch by liquid converter slag and adjuvant, then through founding, molding, the demoulding, annealing, after controlled micro crystallization, to obtain final product
To black glass ceramic brick.
By such scheme, the highest described glass melting temperature is 1460 DEG C～1540 DEG C, and melting time is 10～16 hours.Described
Liquid converter slag is transferred in glass electric melting by guiding gutter prepared by refractory material, simultaneously auxiliary by after premixing
Material is in charge door joins glass electric melting, and electric melting furnace uses pure oxygen combustion technology heating batch.
By such scheme, described in found that rear gained glass melt is clarified, form glass stream after homogenizing, and be cut into
The glass melt section of certain mass, is then shaped.
By such scheme, described glass stream temperature range is 1280～1360 DEG C.
By such scheme, described forming process is: described glass melt section falls in mould, by flowing, shakeouing,
Compacting and the demoulding, form the black glass brick before annealing, and the thickness of this glass block need to be more than 40mm.
By such scheme, described annealing ceiling temperature is 520～600 DEG C, and annealing lower limit temperature is 460～480 DEG C.
By such scheme, described temperature-fall period rate of temperature fall between annealing bound needs less than 0.7 DEG C/min.
By such scheme, the mode of described controlled micro crystallization is: the black glass brick that will be cooled to annealing lower limit temperature adds again
Heat so that it is be warming up to crystallization temperature scope 850～1000 DEG C and be incubated 2～6 hours.Wherein, from annealing lower limit temperature to crystallization
Heating rate between temperature is 3～6 DEG C/min, controlled micro crystallization terminate after rate of temperature fall 1～3 DEG C/min.
Compared with prior art, the invention has the beneficial effects as follows:
(1) present invention uses liquid converter slag to be that primary raw material prepares black glass ceramic brick, obtained crystallite glass
Glass brick, with black as dominant hue, separates out a small amount of brown crystalline phase, brick body surface-brightening in black material；Further, black crystallite
The density range of glass block is 2.93～3.51g/cm3, 3 rupture strength scopes are 102～150MPa, Mohs' hardness be 6～
7 grades.
(2) in prior art, the recycling of slag is mainly used in producing cement, brick, adds as roadbase filler etc.
Be worth relatively low aspect, and the present invention use converter slag to produce black glass ceramic brick product, make full use of himself composition with
Sensible heat, it is achieved to the purpose utilizing converter slag to prepare high value-added product and energy-saving and emission-reduction.
(3) in the preparation process of black glass ceramic brick, the production cost of its maximum from raw-material melting process,
This process needs to be heated to batch 1460～1540 DEG C, and energy consumption is the biggest；The converter slag utilizing heat in the present invention is direct
Prepare black glass ceramic brick, take full advantage of the heat energy that the high temperature of liquid converter slag is carried, production only need to provide attached
Add raw material be heated to fusing heat energy both can, thus greatly reduce energy consumption；Accomplish to utilize slag on a large scale simultaneously, it is possible to
Turn waste into wealth, reduce environmental pollution.
(4) slag produced during the present invention utilizes steelmaking process, the building black glass ceramic brick making low cost is wear-resisting
Damage, anti-rolling, preferably municipal administration Route for pedestrians paving, square paving material, it is also possible to be widely applied to architectural decoration.
Detailed description of the invention
In order to be more fully understood that the present invention, it is further elucidated with present disclosure below in conjunction with embodiment, but the present invention is not
It is limited only to the following examples.
Embodiment 1
A kind of black glass ceramic brick with liquid converter slag as primary raw material, its raw material mainly includes liquid converter steel
Slag and converter slag, be by mass percentage: liquid converter slag 40%, adjuvant 60%；And, liquid converter slag and adjuvant
After consolute, the chemical composition of gained glass melt is by mass percentage in following ranges: SiO250%, Al2O33.2%,
CaO19.2%, MgO 3.2%, Na2O 6.9%, K2O 5.6%, Fe2O36.4%, NiO 0.5%, Co2O30.5%,
TiO20.5%, Na2SiF64%.
The preparation method of the above-mentioned black glass ceramic brick with liquid converter slag as primary raw material, specifically comprises the following steps that
A. the converter slag primary chemical composition that the present embodiment uses is by mass percentage: SiO220%, Al2O3
8%, CaO 48%, MgO 8%, Fe2O316%；The adjuvant used is by mass percentage: quartz sand 62.20%, oxidation
Aluminum stone powder 0%, soda 17.47%, potassium carbonate 12.18%, nickel oxide 0.74%, cobalt oxide 0.74%, titanium oxide 0.74%, fluorine
Sodium silicate 5.93%；
Liquid converter slag with the mass ratio of adjuvant is: 40:60, it is ensured that the chemical composition of the glass melt after both consolutes
It is by mass percentage: SiO250%, Al2O33.2%, CaO 19.2%, MgO 3.2%, Na2O 6.9%, K2O 5.6%,
Fe2O36.4%, NiO 0.5%, Co2O30.5%, TiO20.5%, Na2SiF64%.；
B. by converter slag transfer cask, by transition pond before liquid converter slag transport to converter slag melting furnaces, then lead to
The refractory material guide groove crossing its lower end is thrown to charge of glass furnace mouth；The agitated mixing of adjuvant is put into adjuvant transition and is put in storage with adding,
Being thrown to charge of glass furnace mouth by the guide groove of its lower end, then liquid converter slag and adjuvant are sent into fusing by roll-type batch charger
Portion；
Glass melter uses pure oxygen combustion technology, by total-oxygen combustor, melting furnaces supplements certain heat, molten to ensure
The stability of change system, fusion temperature is maintained at 1480 DEG C, is incubated 16 hours；Fusing, clarification, the good glass melt of homogenizing enter
The work portion of melting furnaces；
The most up-to-standard glass melt forms material stock through the feeder channel being connected to melting furnaces work portion, and glass stream temperature is
1280 DEG C, then utilizing mechanical hand that material stock is cut into the glass melt section of certain mass, glass melt section falls into mould
In, by flowing, shakeout, suppress and the demoulding, forming the black glass brick before annealing, the thickness of glass block is 40mm；
D. step c gained black glass brick is annealed through annealed kiln, and annealing ceiling temperature scope is 580 DEG C, lower limit temperature
Degree scope is 460 DEG C, and rate of temperature fall therebetween needs less than 0.7 DEG C/min；
E. the black glass brick that will be cooled to annealing lower limit temperature reheats so that it is be warming up to crystallization temperature 850 DEG C also
It is incubated 6 hours；Wherein, from annealing, lower limit temperature is 3 DEG C/min to the heating rate crystallization temperature, after controlled micro crystallization terminates
Rate of temperature fall 1 DEG C/min, is cooled to room temperature and obtains black glass ceramic tile product.
Thus method uses liquid converter slag to be that primary raw material prepares black glass ceramic brick, has black tone,
Black material separates out a small amount of brown crystalline phase, brick body surface-brightening；Further, the density range of gained black glass ceramic brick is
2.93g/cm3, 3 rupture strength scopes are 102MPa, and Mohs' hardness is 6 grades.
Embodiment 2
A kind of black glass ceramic brick with liquid converter slag as primary raw material, its raw material mainly includes liquid converter steel
Slag and converter slag, be by mass percentage: liquid converter slag 50%, adjuvant 50%；And, liquid converter slag and adjuvant
After consolute, the chemical composition of gained glass melt is by mass percentage in following ranges: SiO247.5%, Al2O3
3.5%, CaO 20%, MgO 3%, Na2O 6.5%, K2O 4.5%, Fe2O37.5%, NiO 0.5%, Co2O30.5%,
TiO20.5%, Na2SiF66%.
The preparation method of the above-mentioned black glass ceramic brick with liquid converter slag as primary raw material, specifically comprises the following steps that
A. the converter slag primary chemical composition that the present embodiment uses is by mass percentage: SiO232%, Al2O3
7%, CaO 40%, MgO 6%, Fe2O315%；The adjuvant used is by mass percentage: quartz sand 55.55%, oxidation
Aluminum stone powder 0%, soda 19.59%, potassium carbonate 11.64%, nickel oxide 0.88%, cobalt oxide 0.88%, titanium oxide 0.88%, fluorine
Sodium silicate 10.58%；
Liquid converter slag with the mass ratio of adjuvant is: 50:50, it is ensured that the chemical composition of the glass melt after both consolutes
It is by mass percentage: SiO247.5%, Al2O33.5%, CaO 20%, MgO 3%, Na2O 6.5%, K2O 4.5%,
Fe2O37.5%, NiO 0.5%, Co2O30.5%, TiO20.5%, Na2SiF66%；
B. by converter slag transfer cask, by transition pond before liquid converter slag transport to converter slag melting furnaces, then lead to
The refractory material guide groove crossing its lower end is thrown to charge of glass furnace mouth；The agitated mixing of adjuvant is put into adjuvant transition and is put in storage with adding,
Being thrown to charge of glass furnace mouth by the guide groove of its lower end, then liquid converter slag and adjuvant are sent into fusing by roll-type batch charger
Portion；
Glass melter uses pure oxygen combustion technology, by total-oxygen combustor, melting furnaces supplements certain heat, molten to ensure
The stability of change system, fusion temperature is maintained at 1510 DEG C, is incubated 14 hours；Fusing, clarification, the good glass melt of homogenizing enter
The work portion of melting furnaces；
The most up-to-standard glass melt forms material stock through the feeder channel being connected to melting furnaces work portion, and glass stream temperature is
1320 DEG C, then utilizing mechanical hand that material stock is cut into the glass melt section of certain mass, glass melt section falls into mould
In, by flowing, shakeouing and suppress, form the black glass brick before annealing, the thickness of glass block is 60mm；
D. step c gained black glass brick is annealed through annealed kiln, and annealing ceiling temperature scope is 590 DEG C, lower limit temperature
Degree scope is 470 DEG C, and rate of temperature fall therebetween needs less than 0.7 DEG C/min；
E. the black glass ceramic brick that will be cooled to annealing lower limit temperature reheats so that it is be warming up to crystallization temperature 900
DEG C and be incubated 4 hours；Wherein, from annealing, lower limit temperature is 4 DEG C/min to the heating rate crystallization temperature, and controlled micro crystallization terminates
After rate of temperature fall 2 DEG C/min, be cooled to room temperature and obtain black glass ceramic tile product.
Thus method uses liquid converter slag to be that primary raw material prepares black glass ceramic brick, has black tone,
Black material separates out a small amount of brown crystalline phase, brick body surface-brightening；Further, the density range of gained black glass ceramic brick is
3.33g/cm3, 3 rupture strength scopes are 125MPa, and Mohs' hardness is 6 grades.
Embodiment 3
A kind of black glass ceramic brick with liquid converter slag as primary raw material, its raw material mainly includes liquid converter steel
Slag and converter slag, be by mass percentage: liquid converter slag 60%, adjuvant 40%；And, liquid converter slag and adjuvant
After consolute, the chemical composition of gained glass melt is by mass percentage in following ranges: SiO240.5%, Al2O3
3.5%, CaO 23.4%, MgO 3%, Na2O 6.5%, K2O 4.5%, Fe2O37.2%, NiO 0.4%, Co2O3
0.4%, TiO20.6%, Na2SiF610%.
The preparation method of the above-mentioned black glass ceramic with liquid converter slag as primary raw material, specifically comprises the following steps that
A. the converter slag primary chemical composition that the present embodiment uses is by mass percentage: SiO239%, Al2O3
5%, CaO 39%, MgO 5%, Fe2O312%；The adjuvant used is by mass percentage: quartz sand 36.60%, oxidation
Aluminum stone powder 1.07%, soda 23.79%, potassium carbonate 14.13%, nickel oxide 0.86%, cobalt oxide 0.86%, titanium oxide
1.28%, prodan 21.41%；
Liquid converter slag with the mass ratio of adjuvant is: 60:40, it is ensured that the chemical composition of the glass melt after both consolutes
It is by mass percentage: quartz sand 36.60%, aluminium oxide stone powder 1.07%, soda 23.79%, potassium carbonate 14.13%, oxidation
Nickel 0.86%, cobalt oxide 0.86%, titanium oxide 1.28%, prodan 21.41%；
B. by converter slag transfer cask, by transition pond before liquid converter slag transport to converter slag melting furnaces, then lead to
The refractory material guide groove crossing its lower end is thrown to charge of glass furnace mouth；The agitated mixing of adjuvant is put into adjuvant transition and is put in storage with adding,
Being thrown to charge of glass furnace mouth by the guide groove of its lower end, then liquid converter slag and adjuvant are sent into fusing by roll-type batch charger
Portion；
Glass melter uses pure oxygen combustion technology, by total-oxygen combustor, melting furnaces supplements certain heat, molten to ensure
The stability of change system, fusion temperature is maintained at 1560 DEG C, is incubated 10 hours；Fusing, clarification, the good glass melt of homogenizing enter
The work portion of melting furnaces；
The most up-to-standard glass melt forms material stock through the feeder channel being connected to melting furnaces work portion, and glass stream temperature is
1360 DEG C, then utilizing mechanical hand that material stock is cut into the glass melt section of certain mass, glass melt section falls into mould
In, by flowing, shakeouing and suppress, form the black glass brick before annealing, the thickness of glass block is 80mm；
D. step c gained black glass brick is annealed through annealed kiln, and annealing ceiling temperature scope is 600 DEG C, lower limit temperature
Degree scope is 460 DEG C, and rate of temperature fall therebetween needs less than 0.7 DEG C/min；
E. the black glass brick that will be cooled to annealing lower limit temperature reheats so that it is be warming up to crystallization temperature 1000 DEG C also
It is incubated 2 hours；Wherein, from annealing, lower limit temperature is 6 DEG C/min to the heating rate crystallization temperature, after controlled micro crystallization terminates
Rate of temperature fall 3 DEG C/min, is cooled to room temperature and obtains black glass ceramic tile product.
Thus method uses liquid converter slag to be that primary raw material prepares black glass ceramic brick, has black tone,
Black material separates out a small amount of brown crystalline phase, brick body surface-brightening；Further, the density range of gained black glass ceramic brick is
3.51g/cm3, 3 rupture strength scopes are 150MPa, and Mohs' hardness is 7 grades.
The present invention utilizes the slag produced in steelmaking process, makes the building black glass ceramic brick of low cost, main property
Can be such as: density range is 2.93～3.51g/cm3, 3 rupture strength scopes are 102～150MPa, and Mohs' hardness is 6～7
Level.Thus show extraordinary wear-resistant, anti-rolling performance, belong to preferable town road paving, square paving material, also
Architectural decoration can be widely applied to.
The above is only the preferred embodiment of the present invention, it is noted that come for those of ordinary skill in the art
Saying, without departing from the concept of the premise of the invention, it is also possible to make some modifications and variations, these broadly fall into the present invention's
Protection domain.
Claims (10)
1. the black glass ceramic brick with liquid converter slag as primary raw material, it is characterised in that its raw material mainly includes
After liquid converter slag and adjuvant, liquid converter slag and adjuvant consolute, the primary chemical composition of gained glass melt is by quality hundred
Proportion by subtraction meter is in following ranges: SiO250～60%, Al2O31～5%, CaO 15～25%, MgO 1～5%, Fe2O35～
8%, Na2O 5～10%, K2O 3～9%, NiO 0.1～1%, Co2O30.1～1%, TiO20.5～1.5%, Na2SiF6
4～10%.
A kind of black glass ceramic brick with liquid converter slag as primary raw material the most according to claim 1, its feature
It is that described raw material is by mass percentage: liquid converter slag 40～60%, adjuvant 40～60%.
A kind of black glass ceramic brick with liquid converter slag as primary raw material the most according to claim 1, its feature
It is that described liquid converter slag primary chemical composition is by mass percentage: SiO220～37%, Al2O35～8%,
CaO 39～48%, MgO 5～8%, Fe2O314～16%.
A kind of black glass ceramic brick with liquid converter slag as primary raw material the most according to claim 1, its feature
It is that described adjuvant mainly includes quartz sand, aluminum stone powder, soda, potassium carbonate, nickel oxide, cobalt oxide, titanium oxide, prodan.
5. the preparation method of the black glass ceramic brick with liquid converter slag as primary raw material, it is characterised in that by raw material
Proportioning, is mixed into batch by liquid converter slag and adjuvant, then through founding, molding, the demoulding, annealing, after controlled micro crystallization, i.e.
Obtain black glass ceramic brick；
Raw material mainly includes the main of gained glass melt after liquid converter slag and adjuvant, liquid converter slag and adjuvant consolute
Chemical composition is by mass percentage in following ranges: SiO250～60%, Al2O31～5%, CaO 15～25%, MgO
1～5%, Fe2O35～8%, Na2O 5～10%, K2O 3～9%, NiO 0.1～1%, Co2O30.1～1%, TiO2
0.5～1.5%, Na2SiF64～10%.
The preparation side of a kind of black glass ceramic brick with liquid converter slag as primary raw material the most according to claim 5
Method, it is characterised in that the highest described glass melting temperature is 1460～1540 DEG C, melting time is 10～16 hours.
The preparation side of a kind of black glass ceramic brick with liquid converter slag as primary raw material the most according to claim 5
Method, it is characterised in that described in found that rear gained glass melt is clarified, form glass stream after homogenizing, and be cut into glass and melt
Body section, is then shaped；Described glass stream temperature range is 1280～1360 DEG C.
The preparation side of a kind of black glass ceramic brick with liquid converter slag as primary raw material the most according to claim 5
Method, it is characterised in that described annealing ceiling temperature is 520～600 DEG C, annealing lower limit temperature is 460～480 DEG C, and cool speed
Rate is less than 0.7 DEG C/min.
The preparation side of a kind of black glass ceramic brick with liquid converter slag as primary raw material the most according to claim 5
Method, it is characterised in that the thickness of described black glass ceramic brick is more than 40mm.
The preparation of a kind of black glass ceramic brick with liquid converter slag as primary raw material the most according to claim 5
Method, it is characterised in that the black glass brick that will be cooled to annealing lower limit temperature reheats so that it is be warming up to crystallization temperature model
Enclose 850～1000 DEG C and be incubated 2～6 hours；Wherein, from annealing lower limit temperature be 3～6 to the heating rate crystallization temperature
DEG C/min, controlled micro crystallization terminate after rate of temperature fall 1～3 DEG C/min.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108314324A (en) * | 2018-04-11 | 2018-07-24 | 四川名微晶科技股份有限公司 | It is the method that primary raw material prepares devitrified glass new material using iron tailings and slag |
| CN109020229A (en) * | 2018-09-20 | 2018-12-18 | 浙江工业大学温州科学技术研究院 | A kind of black glass ceramic and preparation method thereof of electroplating sludge preparation |
| CN114213022A (en) * | 2021-12-30 | 2022-03-22 | 武汉理工大学 | Black microcrystalline glass plate taking molten manganese alloy slag as main raw material and preparation method thereof |
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| CN102826759A (en) * | 2012-09-25 | 2012-12-19 | 内蒙古科技大学 | Method for directly preparing ferro-magnetic microcrystal glass by thermal state steel slag |
| CN103641320A (en) * | 2013-12-06 | 2014-03-19 | 辽宁红山玉科技有限公司 | Black microcrystalline glass color agent and black microcrystalline glass |
| CN103896488A (en) * | 2014-03-12 | 2014-07-02 | 河北省沙河玻璃技术研究院 | Black fluoride-free microcrystalline glass for gravestones and preparation method thereof |
| CN103833227A (en) * | 2014-03-24 | 2014-06-04 | 北京科技大学 | Method for treating waste CRT (cathode ray tube) and preparing glass ceramics by using slag |
| CN105293908A (en) * | 2015-10-27 | 2016-02-03 | 武汉理工大学 | Method for directly preparing microcrystal glass through hot steel slag |
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| CN108314324A (en) * | 2018-04-11 | 2018-07-24 | 四川名微晶科技股份有限公司 | It is the method that primary raw material prepares devitrified glass new material using iron tailings and slag |
| CN108314324B (en) * | 2018-04-11 | 2024-02-02 | 四川一名微晶科技股份有限公司 | Method for preparing new microcrystalline glass material by using iron tailings and steel slag as main raw materials |
| CN109020229A (en) * | 2018-09-20 | 2018-12-18 | 浙江工业大学温州科学技术研究院 | A kind of black glass ceramic and preparation method thereof of electroplating sludge preparation |
| CN114213022A (en) * | 2021-12-30 | 2022-03-22 | 武汉理工大学 | Black microcrystalline glass plate taking molten manganese alloy slag as main raw material and preparation method thereof |
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