CN105541142B - A kind of rubbish ash is used as the processing method of cement ingredient - Google Patents
A kind of rubbish ash is used as the processing method of cement ingredient Download PDFInfo
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- CN105541142B CN105541142B CN201510953064.8A CN201510953064A CN105541142B CN 105541142 B CN105541142 B CN 105541142B CN 201510953064 A CN201510953064 A CN 201510953064A CN 105541142 B CN105541142 B CN 105541142B
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 74
- 239000004568 cement Substances 0.000 title claims abstract description 71
- 239000004615 ingredient Substances 0.000 title claims abstract description 14
- 238000003672 processing method Methods 0.000 title claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 56
- 239000002893 slag Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000001035 drying Methods 0.000 claims abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 14
- 239000004411 aluminium Substances 0.000 claims abstract description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 239000002699 waste material Substances 0.000 claims abstract description 10
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910001882 dioxygen Inorganic materials 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 238000000227 grinding Methods 0.000 claims abstract description 3
- 238000004519 manufacturing process Methods 0.000 claims description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- 238000004056 waste incineration Methods 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000010306 acid treatment Methods 0.000 claims description 2
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 2
- 238000011109 contamination Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims 1
- 239000011707 mineral Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 18
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 14
- 238000002156 mixing Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 238000001723 curing Methods 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000006703 hydration reaction Methods 0.000 description 3
- 108090000623 proteins and genes Proteins 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000887 hydrating effect Effects 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000011812 mixed powder Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
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
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
- C04B7/44—Burning; Melting
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/24—Cements from oil shales, residues or waste other than slag
- C04B7/28—Cements from oil shales, residues or waste other than slag from combustion residues, e.g. ashes or slags from waste incineration
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/38—Preparing or treating the raw materials individually or as batches, e.g. mixing with fuel
- C04B7/40—Dehydrating; Forming, e.g. granulating
-
- 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
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses the processing method that a kind of rubbish ash is used as cement ingredient, rubbish ash is used as cement ingredient, the separately made material body of progress is mixed by a certain percentage using by rubbish ash and aluminium slag waste residue and dioxygen aqua, natural curing is dried or heating, drying is sloughed after Free water and partially crystallizable water, can independent grinds, it is directly used in cement or concrete, also can by the grey material body product of rubbish together with clinker grinding into cement, effectively overcome and directly make cement raw material and can influence the weak points such as the product quality of cement, overcoming large dosage rubbish ash again can make to contain certain harmful components in cement and limit and use the weak points such as the effect of rubbish waste slag, it is that a kind of energy consumption is low, technique is advanced rationally, the performance such as cement anti-wear performance and hydrated cementitious intensity can be significantly improved, reduction cement cost and the good processing method that rubbish ash is used as to cement ingredient the advantages of being conducive to environmental protection.
Description
Technical field
The present invention relates to a kind of waste slag treatment method, particularly to garbage incinerating power plant and waste incineration station-service city
The trouble of middle rubbish, processing contains CaO, SiO2、AI2O3、Fe2O3Deng composition, the dry and wet rubbish ash that such as rubbish burns discharge is used as
Cement ingredient and carry out innoxious and minimizing processing a kind of method, carry out in environmental protection or cement technology field, specifically
It is the processing method that a kind of rubbish ash is used as cement ingredient.
Background technology
Because economy is increased rapidly, population is concentrated to city, industry and house refuse increase, particularly municipal refuse increase
More prominent, China, every year with 10% speed increase, is one of country that rubbish stores up pollution most serious in the world, and Chinese
Municipal Solid Waste occupy 31% or so of world's total amount, handle the rubbish in city has turned into influence China urban sustainable development hair
One of key factor of exhibition.In China, burning disposal has become the important way of garbage disposal.On the one hand it is subtracting because of it
Dose-effect fruit is relatively good, and burning disposal can make rubbish reduce weight about 90%, and volume reduces about 95%；On the other hand it is to building burning rubbish
Rubbish factory requires not very too high, can found the factory nearby, so, can save the area and stack and fill and reduce freight, to warp
The flourishing city of Ji is particularly important.But, the ash discharged after waste incineration, also containing a certain amount of heavy metal and some residues
It is high by about 8% or so with different degrees of harm, especially chloride ion content, and organic compound.So, such rubbish
Ash limits widely using for application technology as the second resource, largely can only be stacked and be filled with soil, seriously cause secondary to environment
Pollution, is one of the main evil of factory of burning away the refuse, therefore it is exactly to be particularly important to carry out harmless treatment research to rubbish ash, rubbish
Study on processing method of the rubbish ash as cement ingredient is also particularly important.
Therefore, to overcome a effective, harmlessization that above-mentioned technical deficiency is designed to handle, rubbish is grey, reduce to environment
Secondary pollution, technique is simple, cost is low, do not influence hydrated cementitious quality a kind of rubbish ash be used as cement ingredient processing side
Method, exactly inventor problem to be solved.
The content of the invention
In view of the shortcomings of the prior art, it is an object of the invention to provide the processing side that a kind of rubbish ash is used as cement ingredient
Method, rubbish ash is used as the processing of cement ingredient by it, and harmful components can directly make cement raw material, and resource utilization rate is improved, and
Harmful components excess in clinker will not be made in clinker because of direct large dosage and cement quality is influenceed, technique letter
It is single, it is with low cost, and the performances such as cement is wear-resisting can be significantly improved.
The technical solution adopted for the present invention to solve the technical problems is：A kind of rubbish ash is used as the processing side of cement ingredient
Method, it includes raw material：Rubbish ash, aluminium slag, hydrogen peroxide, methods described are handled according to the following steps：
（1）The raw materials by weight is calculated as：Rubbish ash 70-80%, aluminium slag 20-30%, dioxygen aqua 1%, plus in right amount
The material body being made after water stirring, natural curing, which is dried or heated, dryouies into product;
（2）Material body natural curing is dried or material body is placed in into drying kiln inner heating drying and is sloughed in material body freely
It is the material body of product of the present invention after water and partially crystallizable water;
（3）Material body independent grinds are directly used in cement or concrete, or by material body together with clinker grinding
Into cement.
Further, dried or heating, drying in order to be able to which material body is met into natural curing, make material body through hydration reaction, it is raw
Cheng Xin structure, produces new functional gene, that is, increases the aluminium of atomic small polymolecularity and the hyrate of calcium, clear up and be harmful into
Point, change product quality performance.
Further, for the ease of drying and heating, drying, the shape of described material body is without group and the dust phenomenon of having lumpd
It is advisable.
The beneficial effects of the invention are as follows：
1st, the inventive method effectively overcomes direct large dosage and makees cement raw material and increase the weak point of harmful components,
Overcome again and directly mix in clinker and produce cement quality and the weak point such as decline, close with energy consumption is low, technique is advanced
The advantage of reason, and the performances such as cement quality is wear-resisting can be significantly improved, reduction cement cost is simultaneously conducive to energy-conserving and environment-protective.
Embodiment
With reference to specific embodiment, the present invention is expanded on further, it should be appreciated that these embodiments are merely to illustrate the present invention
Rather than limitation the scope of the present invention.In addition, it is to be understood that after the content of the invention lectured has been read, people in the art
Member can make various changes or modifications to the present invention, and these equivalent form of values also fall within what application appended claims were limited
Scope.
It is as follows that the invention will be further described in conjunction with specific embodiments：
Embodiment 1：
It is by weight percentage：Rubbish ash 70%, aluminium slag 30%, dioxygen aqua 1%, then add suitable quantity of water, after mixing
Material body, natural curing is dried or heating, drying, and the powder worn into is the grey material body product of rubbish.By the grey material body production of rubbish
Product are mixed and for substitute goods slag cements as binder materials and concrete material by a certain percentage, are had respectively according to ISO
Close cement physical properties testing standards and carry out intensity and the quantitative measurement such as wear-resisting（It is 1 i.e. with cement mortar rate：3, water-cement ratio is
0.5,450 grams of binder materials can be used, 1350 grams of normal sand, test block specification is 4 × 4 × 16cm, per 3 pieces of composing type, de- by standard
Mould, maintenance, test necessarily make phase intensity, and abrasion resistance test is carried out under the same conditions, is exactly the test block equally conserved,
Weight as same as possible, same area, same speed carries out the same time, before mill on same sand mill
It is exactly loss amount that weight, which subtracts weight after mill, and loss amount is smaller, and abrasion resistance is better.Its test result is as shown in table 1：
Table 1：Handle the results of property of the grey material body products substitution commodity slag cements of rubbish
From table 1, mixed in the slag cements for have commodity anti-after the grey material body product powder of a certain proportion of rubbish
Intensity, compression strength, abrasion resistance are analysed all higher than the slag cements of the grey material body product of non-added garbage, wherein with the mixed of sequence number 3
The combination property of composition and division in a proportion example is more preferable.
Embodiment 2：
It is by weight percentage：Material after rubbish ash 75%, aluminium slag 25%, dioxygen aqua 1% plus suitable quantity of water mixing
Body, natural curing is dried or heating, drying, and the grey material body product of the rubbish handled using gained is 80% and clinker plus gypsum
20%, grinds are mixed by weight ratio, and abbreviation mixed powder is then mixed into binder materials with commodity slag powders, had according to ISO
Cement physical properties testing standard is closed, with commodity ordinary cement, road cement carries out performance comparision, is as a result classified as in table 2.
Table 2：Mixed powder and slag powders binder materials and ordinary cement and road cement performance comparison result
From table 2, mixed in existing commodity slag powders after the grey material body product mix powder of a certain proportion of rubbish
Rupture strength, compression strength and abrasion resistance all higher than the ordinary cement and road for being not incorporated into the grey material body product mix powder of rubbish
Road cement.As can be seen here, road cement can be substituted well to use.
Embodiment 3：
It is by weight percentage：Rubbish ash 80%, aluminium slag 20%, dioxygen aqua 1% add the thing after suitable quantity of water mixing support is mixed
Expect body, natural curing or heating, drying, the powder worn into is the grey material body product of rubbish.The grey material body product of rubbish is pressed one
Certainty ratio, which mixes and is used for substituting skillful material cement physical properties testing standard and carries out the quantitative measurements such as intensity is wear-resisting, to be compared,
Its result example is in table 3.The grey material body product of the rubbish containing processing of table 3 and skillful material cement performance comparative result.
As shown in Table 3, the grey material body product powder of appropriate rubbish in being mixed in pure clinker cement, its physical property is than pure
Clinker cement is more preferable, and the quality of pure clinker cement is best in cement, but cost is that highest is mixing part rubbish
Quality after grey material body product powder can also have further raising, and cost but can be because of the low cost of the grey material body product powder of rubbish
And be decreased obviously.
In the above-described embodiment, exist by weight percentage：Rubbish ash 70-80%, aluminium slag 20-30%, dioxygen aqua 1%
The preferable rubbish of mass can be produced in proportion and removes material body product powder, material body product is made in blended stirring, from
So maintenance is dried or heating, drying, and sloughs the Free water in product and partially crystallizable water.Such as Free water or the crystallization water in product
When high or low, the generation of the new functional gene in the grey material body product of rubbish can be influenceed on the contrary and product quality is influenceed, dropped
The endurance quality of low cement quality and concrete, therefore, forbids block occur when in process of producing product to the shaping of material body
Untill shape and the group of rising and dust phenomenon.
Rubbish that this method is used ash, be garbage incinerating power plant and station-service city of burning away the refuse in after various waste incinerations
The meeting of discharge causes the waste residue of severe contamination to environment, and aluminium slag is chemical plant sulfuric acid treatment high-alumina, such as bauxite ore deposit
The waste residue of thing production aluminum sulfate product discharge, dioxygen aqua is a kind of decomposition reaction agent for clearing up harmful components in rubbish ash, is pressed
Certain proportion is mixed into material body shape, then is that product sloughs Free water and the crystallization water through natural curing or heating, drying, can
Make to produce new functional gene in product structure, add the aluminium of atomic small polymolecularity and the hyrate of calcium, in cement,
Hyrate can be preferably produced with clinker jointly glued, aggregate used also can and with the slower mixing of hydraulicity hydration rate
Material etc material is tightly glued, and the hydrating condition that can be provided to the slow material of these aquations, more rich in excellent in durability,
Particularly can the hydrating condition that provides of the material slow to the aquation of mixing material etc, therefore, rubbish out through processing
Rubbish ash material body product, application can effectively improve the stability of cement gel performance and Behavior of Hardened Cement Paste, and cement in cement
Intensity, can especially improve slag cements stone abrasion resistance, can more solve at present it is short to construction industry cement quality service life
A great problem, can also be used instead of road cement.
The rubbish waste slag that garbage incinerating power plant and garbage burning factory are discharged is processed into the grey thing of rubbish by the inventive method
Expect body product powder, be incorporated into by proper proportion in various cement products or concrete, cement quality can be effectively improved, and can reduce
Cement cost, through relevant engineering practical probation, its cement quality, which has, receives slurry soon, and intensity is high, and the low ungauged regions of the heat of hydration prevent water
Seepage and the anti-performance such as wear-resisting be not all than mixing the advantages of quality of the grey material body product powder of rubbish is good.So, use at this method
The grey material body Product Process of the rubbish of reason is advanced, and rationally energy consumption is low, and quality is good, the grey material body product cost about 80 of rubbish of production
Yuan/ton, and pure clinker cement is 200-250 yuan/ton, and cement grade can be made to improve 1 grade after incorporation, such as mixes mixing material more,
Cement output, which can be improved, can largely use rubbish waste slag, so the grey material body product of the rubbish produced with this method is given birth in cement
Application prospect in production will be extraordinary, more meet the cycle development of National Industrial waste residue resource and be conducive to environmental protection policy
The good method turned waste into wealth.
Claims (2)
1. a kind of rubbish ash is used as the processing method of cement ingredient, it is characterised in that including raw material：Rubbish ash, aluminium slag, dioxygen
Water, the processing method is handled according to the following steps：
1) raw materials by weight is calculated as：Rubbish ash 70-80%, aluminium slag 20-30%, hydrogen peroxide 1%, rubbish ash and aluminium slag
Usage percentage sum is 100%, plus material body is made after suitable quantity of water stirring, and the rubbish ash is garbage incinerating power plant and burnt
The waste residue that the meeting discharged in rubbish station-service city after various waste incinerations causes severe contamination to environment is burnt, the aluminium slag is chemical industry
The waste residue of station-service sulfuric acid treatment high-alumina mineral production aluminum sulfate product discharge；
2）The material body natural curing being made is dried or material body is placed in into drying kiln inner heating drying and is sloughed in material body certainly
By water and partially crystallizable water；
3）The product independent grinds for drying or drying are directly used in cement, or the product and cement that will be dried or dry
Clinker together grinding into cement.
2. a kind of rubbish ash according to claim 1 is used as the processing method of cement ingredient, it is characterised in that：The thing being made
Material shape is without group and the dust phenomenon of having lumpd.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510953064.8A CN105541142B (en) | 2015-12-18 | 2015-12-18 | A kind of rubbish ash is used as the processing method of cement ingredient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510953064.8A CN105541142B (en) | 2015-12-18 | 2015-12-18 | A kind of rubbish ash is used as the processing method of cement ingredient |
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| CN105541142A CN105541142A (en) | 2016-05-04 |
| CN105541142B true CN105541142B (en) | 2017-10-13 |
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| CN106007422A (en) * | 2016-05-23 | 2016-10-12 | 临沂中联水泥有限公司 | Method for producing silicate clinker by virtue of waste ash raw material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR960016061B1 (en) * | 1991-04-09 | 1996-11-27 | 니혼 세멘또 가부시끼가이샤 | Low heat building cement composition |
| CN100418917C (en) * | 2007-02-27 | 2008-09-17 | 谭纪林 | Handling method for using aluminum sulfate slag as cement ingredient |
| CN101956441B (en) * | 2009-07-20 | 2011-11-16 | 广东绿由环保科技股份有限公司 | Lightweight environment-friendly bricks prepared from waste incineration flyash and preparation method thereof |
| CN102690069A (en) * | 2011-03-21 | 2012-09-26 | 王晓薇 | Regeneration method taking construction wastes as cement raw materials |
| CN105152609B (en) * | 2015-07-13 | 2017-08-29 | 四川方大新型建材科技开发有限责任公司 | Building brick prepared with the flying dust after consumer waste incineration or slag and preparation method thereof |
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