CN111559900A - Road using industrial solid waste as material and preparation method of industrial solid waste material - Google Patents
Road using industrial solid waste as material and preparation method of industrial solid waste material Download PDFInfo
- Publication number
- CN111559900A CN111559900A CN202010381765.XA CN202010381765A CN111559900A CN 111559900 A CN111559900 A CN 111559900A CN 202010381765 A CN202010381765 A CN 202010381765A CN 111559900 A CN111559900 A CN 111559900A
- Authority
- CN
- China
- Prior art keywords
- parts
- steel slag
- weight
- industrial solid
- road
- 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
Images
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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/24—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing alkyl, ammonium or metal silicates; containing silica sols
- C04B28/26—Silicates of the alkali metals
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00612—Uses not provided for elsewhere in C04B2111/00 as one or more layers of a layered structure
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a road taking industrial solid wastes as materials and a preparation method of the industrial solid wastes, wherein the road comprises a road surface and a road bed, the road surface is paved by an iron tailing and asphalt mixed material layer, the road bed adopts a steel slag semi-rigid base layer, the road adopts industrial solid wastes such as high-silicon iron tailings, steel slag, lime, fly ash, waste asphalt, an alkaline activator, a composite regenerant and the like as raw materials, so that a large amount of industrial wastes can be consumed, the environmental pollution can be reduced, and wastes are turned into wealth; but also effectively solves the problems of shortage of natural materials and the like. In addition, the invention can effectively reduce the accumulation of a large amount of tailings, relieve the supply problem of raw materials such as asphalt, natural stone and the like, and save the cost at the same time.
Description
Technical Field
The invention relates to a pavement, in particular to a road taking industrial solid wastes as materials and a preparation method of the industrial solid wastes.
Background
The loss caused by urban air pollution mainly comprises: health loss (especially chronic bronchitis) caused by outdoor and indoor air pollution, crop and forest loss caused by acid precipitation, material corrosion, and high lead content in particulate matter cause nervous system injury and intelligence deterioration of children.
The tailings and waste rocks discharged every year around the world are more than 100 hundred million tons. In China, 8000 national mines and 11 ten thousand rural collective mines exist, the stockpiled tailing amount is nearly 50 hundred million t, and the annual discharged tailing amount is more than 5 hundred million t. The comprehensive utilization rate of tailings in China is only 7%, and the quantity of iron tailings stored in the stockpile is up to billions of tons, which accounts for about 1/3 of the total quantity of all tailings stored in the stockpile.
Disclosure of Invention
The invention aims to provide a road taking industrial solid wastes as materials and a preparation method of the industrial solid wastes. The road mainly adopts industrial waste as raw materials, changes waste into valuable, maintains water and soil, protects ecological balance of land, and effectively reduces pollution.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a road made of industrial solid wastes comprises a road surface and a roadbed, wherein the road surface is paved by an iron tailing and asphalt mixed material layer, the roadbed adopts a steel slag semi-rigid base layer,
the iron tailing asphalt mixture layer comprises the following raw materials in parts by weight: 10-15 parts of waste asphalt, 220 parts of high-silicon iron tailings, 24-27 parts of steel slag, 1.5-4 parts of an alkaline exciting agent and 0.3-0.5 part of a composite regenerant;
the steel slag semi-rigid base layer comprises the following raw materials in parts by weight: 376 and 423 parts of steel slag, 25 to 35 parts of lime, 50 to 80 parts of fly ash and 1.5 to 4 parts of alkaline activator.
Further, the iron tailing asphalt mixture layer comprises the following raw materials in parts by weight: 12.8 parts of waste asphalt, 210 parts of high-silicon type iron tailings, 25 parts of steel slag, 3 parts of an alkaline activator and 0.4 part of a composite regenerant;
the steel slag semi-rigid base layer comprises the following raw materials in parts by weight: 411 parts of steel slag, 30 parts of lime, 60 parts of fly ash and 3 parts of alkaline exciting agent.
Furthermore, the raw material steel slag of the steel slag semi-rigid base layer is composed of the following graded particles according to the following proportion: 30 mm: 20 mm: 10 mm: 5 mm: 3mm = 118: 112: 85: 57: 39.
Further, the alkali activator comprises the following raw materials in parts by weight:
5 parts of liquid water glass with the mass fraction of 30 percent and 1 part of sodium hydroxide solution with the mass fraction of 10 percent.
Further, the composite regenerant comprises the following raw materials in parts by weight: 35 parts of solubilizing and dispersing component, 64 parts of diluting and blending component and 1 part of wax crystal dispersing component.
Further, the solubilizing and dispersing component comprises the following raw materials of 32 parts by weight of alkylphenol amine resin and 3 parts by weight of lubricating oil inorganic dispersant T154.
Further, the dilution blending component: the mineral oil is reduced by four-line extracted oil.
Further, the wax crystal dispersing component is a wax crystal dispersing agent.
Furthermore, a sticky layer is arranged between the iron tailing asphalt mixture layer and the steel slag semi-rigid base layer, and the sticky layer is sticky layer oil.
A preparation method of industrial solid waste material used for a road taking industrial solid waste as material comprises the following steps:
preparing an iron tailing asphalt mixture layer:
(1) crushing the high-silicon type iron tailings in parts by weight, screening out particles of 80-250 meshes as coarse aggregates, and screening out particles of 10-50 meshes as fine aggregates;
(2) taking the steel slag according to the weight part, grinding and screening to obtain 1-5 meshes of steel slag powder;
(3) heating the waste asphalt in parts by weight to 130 ℃, adding the composite regenerant in parts by weight, stirring at 550r/min for 30min, and cooling to room temperature to form regenerated asphalt;
(4) uniformly mixing the iron tailing particles prepared in the steps (1) and (2) with steel slag powder to form mixture aggregate, heating the mixture aggregate to 180 ℃, and preserving heat for 4 hours; heating the regenerated asphalt prepared in the step (3) to 160 ℃, mixing and stirring the mixture aggregate for 60s in the stirring process, pouring the asphalt and stirring for 30s, mixing the obtained mixture with the alkaline activator in parts by weight, adding water after mixing, slowly adding water while stirring, and controlling the liquid-to-gel ratio to be 0.35 in the water adding process to be optimal and the temperature to be 170 ℃;
preparing a steel slag semi-rigid base layer:
(1) mixing and grinding the lime and the fly ash in parts by weight into particles with the particle size of 1-5 mm;
(2) uniformly mixing the lime and the fly ash particles in the step (1) with the steel slag, adding water and the alkaline activator in parts by weight, and continuously stirring, wherein the water content is controlled to be 3%.
The invention has the advantages and beneficial effects that:
the road made of the industrial solid wastes is made of the high-silicon iron tailings, the steel slag, the lime, the fly ash, the waste asphalt, the alkaline activator and the composite regenerant, so that a large amount of industrial wastes can be consumed, the environmental pollution can be reduced, and the wastes are changed into valuables; but also effectively solves the problems of raw material supply of natural limestone and the like. In addition, the invention can effectively reduce the accumulation of a large amount of tailings and save the cost at the same time. Is an effective way for realizing high-efficiency resource utilization and keeping ecological balance of water, soil and land. The invention meets the requirements of industrial specifications, has good water stability, and has higher shear strength than broken stone and filled soil under the condition of reasonably selecting the using amount of the viscous layer oil and reasonably arranging steel slag gradation.
Drawings
FIG. 1 is a schematic structural diagram of a road made of industrial solid wastes according to the present invention.
In the figure: the iron tailing asphalt mixed material layer 1, the steel slag semi-rigid base layer 2 and the sticky layer 3.
Detailed Description
The present invention is described in detail below with reference to examples:
example 1:
as shown in figure 1, the road made of industrial solid wastes comprises a road surface and a roadbed, wherein the road surface is paved by an iron tailing and asphalt mixed material layer 1, and the roadbed adopts a steel slag semi-rigid base layer 2. Set up one deck glutinous layer 3 between iron tailing pitch mixture layer and slag semi-rigid basic unit, glutinous layer composition is glutinous layer oil, its aim at increases cohesive force and shear strength.
The iron tailing asphalt mixture layer is prepared from the following raw materials in parts by weight: 10 parts of waste asphalt, 220 parts of high-silicon type iron tailings, 27 parts of steel slag, 4 parts of an alkaline activator and 0.5 part of a composite regenerant; the steel slag semi-rigid base layer comprises the following raw materials in parts by weight: 423 parts of steel slag, 25 parts of lime, 50 parts of fly ash and 1.5 parts of alkaline activator. The raw material steel slag of the steel slag semi-rigid base layer is prepared from the following components in percentage by weight, wherein the grading grain size is 30mm, 20mm, 10mm, 5 mm: 3mm of steel slag particles, wherein the steel slag particles with the grading particle size are 30 mm: 20 mm: 10 mm: 5 mm: 3mm = = 118: 112: 85: 57: 39.
The alkali activator comprises the following raw materials in parts by weight: 5 parts of liquid water glass and 1 part of sodium hydroxide solution, wherein the mass fraction of the liquid water glass is 30%, and the mass fraction of the sodium hydroxide solution is 10%. The composite regenerant comprises the following raw materials in parts by weight: 35 parts of solubilizing and dispersing component, 64 parts of diluting and blending component and 1 part of wax crystal dispersing component.
The solubilizing and dispersing component comprises the following raw materials, by weight, 32 parts of alkylphenol amine resin and 3 parts of lubricating oil inorganic dispersant T154.
The diluted blending component is mineral oil minus four-line extract oil. The wax crystal dispersing component is a wax crystal dispersing agent.
The high-silicon type iron tailings are ordinary high-silicon type iron tailings, and in this embodiment, the high-silicon type iron tailings comprise the following components (by mass): 65-75% of silicon dioxide, and alumina: 5-10% of iron oxide, 5-10% of calcium oxide, 1-3% of magnesium oxide and 1-3% of sodium oxide.
The steel slag is ordinary steel slag, and in this embodiment, the steel slag comprises the following components (by mass): 45-50% of calcium oxide, 15-20% of ferric oxide, 10-15% of silicon dioxide, 5-8% of magnesium oxide, 5-8% of ferrous oxide and 2-5% of aluminum oxide.
The fly ash is ordinary fly ash, and in this embodiment, the fly ash comprises the following components (by mass): 30-40% of aluminum oxide, 25-30% of silicon dioxide, 25-30% of ferric oxide, 3-5% of calcium oxide and 3-5% of magnesium oxide.
A preparation method of industrial solid waste material used for a road taking industrial solid waste as material comprises the following steps:
preparing an iron tailing asphalt mixture layer:
(1) crushing the high-silicon type iron tailings in parts by weight, screening out particles of 80-250 meshes as coarse aggregates, and screening out particles of 10-50 meshes as fine aggregates;
(2) taking the steel slag according to the weight part, grinding and screening to obtain 1-5 meshes of steel slag powder;
(3) heating the waste asphalt in parts by weight to 130 ℃, adding the composite regenerant in parts by weight, stirring at 550r/min for 30min, and cooling to room temperature to form regenerated asphalt;
(4) uniformly mixing the iron tailing particles prepared in the steps (1) and (2) with steel slag powder to form mixture aggregate, heating the mixture aggregate to 180 ℃, and preserving heat for 4 hours; heating the regenerated asphalt prepared in the step (3) to 160 ℃, mixing and stirring the mixture aggregate for 60s in the stirring process, pouring the asphalt and stirring for 30s, mixing the obtained mixture with the alkaline activator in parts by weight, adding water after mixing, slowly adding water while stirring, and controlling the liquid-to-gel ratio to be 0.35 in the water adding process to be optimal and the temperature to be 170 ℃;
preparing a steel slag semi-rigid base layer:
(1) mixing and grinding the lime and the fly ash in parts by weight into particles with the particle size of 1-5 mm.
(2) Uniformly mixing the lime prepared in the step (1) with the fly ash particles and the steel slag particles, adding water and the alkaline exciting agent in parts by weight, and continuously stirring, wherein the water content is controlled to be about 3%.
The preparation process of industrial solid waste material used for the road taking industrial solid waste as material makes full use of the following equation:
3 (cao.sio2) +6H2O =3 cao.2sio2.3h2o (colloid) +3ca (oh)2 (crystal)
2(2 cao.sio2) +4H2O =3 cao.2sio2.3h2o + ca (oh)2 (crystal)
4CaO•Al2O3•Fe2O3+7H2O = 3CaO•Al2O3•6H2O+CaO•Fe2O3•H2O；
2NaOH +11Na2SiO3+8CaO +8Al2O3+18H2O =12Na2 o.4cao.5al2o3.10sio2.12h2o +3 cao.al2o3.6h2o (crystal) + cao.sio2.1.5h2o.
The compression strength of the roadbed material of the paving material produced by taking industrial solid wastes such as high-silicon iron tailings, steel slag, lime, fly ash, waste asphalt, an alkaline activator, a composite regenerant and the like as raw materials is about 75.8MP under the water-saturated limit state, and the softening coefficient is 0.94. The crushing value test is carried out according to the pavement standard, the change range of the measured crushing value is 8-12% and meets the pavement material standard, and the pavement material prepared by the method has high strength, good firmness and large elastic modulus.
Example 2:
the difference between the road made of industrial solid wastes of the embodiment and the embodiment 1 is only that the contents of the raw materials for preparing the iron tailing asphalt mixture layer and the steel slag semi-rigid base layer are different.
The iron tailing asphalt mixture layer in the embodiment comprises the following raw materials in parts by weight: 15 parts of waste asphalt, 180 parts of high-silicon type iron tailings, 24 parts of steel slag, 1.5 parts of an alkaline activator and 0.3 part of a composite regenerant.
The steel slag semi-rigid base layer comprises the following raw materials in parts by weight: 376 parts of steel slag, 35 parts of lime, 80 parts of fly ash and 4 parts of alkaline activator.
This example is the same as example 1 for the preparation of industrial solid waste material used for the road using industrial solid waste as material.
Under the condition of controlling the cost to the maximum extent, the use amount of the iron tailings is reduced in the embodiment 2, and the compression strength and the softening coefficient of the roadbed material prepared by the testing method are slightly higher than those in the embodiment 1 in the water-saturated limit state, so that the standard is met. The road surface material was found to have a crush value test result, strength, firmness, modulus of elasticity, etc. slightly lower than those of example 1 but also to satisfy the specification.
Example 3:
the difference between the road made of industrial solid wastes of the embodiment and the embodiment 1 is only that the contents of the raw materials for preparing the iron tailing asphalt mixture layer and the steel slag semi-rigid base layer are different.
The iron tailing asphalt mixture layer in the embodiment comprises the following raw materials in parts by weight: 12.8 parts of waste asphalt, 210 parts of high-silicon type iron tailings, 25 parts of steel slag, 3 parts of an alkaline activator and 0.4 part of a composite regenerant; the steel slag semi-rigid base layer comprises the following raw materials in parts by weight: 411 parts of steel slag, 30 parts of lime, 60 parts of fly ash and 3 parts of alkaline exciting agent.
This example is the same as example 1 for the preparation of industrial solid waste material used for the road using industrial solid waste as material.
Under the condition of controlling the cost to the maximum extent, the use amount of the steel slag is reduced in the embodiment 3, and the compression strength and the softening coefficient of the roadbed material prepared by the method are slightly lower than those of the embodiment 1 in the water saturation limit state, but the roadbed material also meets the standard of the specification. The road surface material shows little change in the crushing value test results, strength, firmness, modulus of elasticity, and the like.
Claims (10)
1. A road made of industrial solid wastes comprises a road surface and a roadbed, and is characterized in that: the pavement is paved by an iron tailing and asphalt mixed material layer (1), the roadbed adopts a steel slag semi-rigid base layer (2),
the iron tailing asphalt mixture layer comprises the following raw materials in parts by weight: 10-15 parts of waste asphalt, 220 parts of high-silicon iron tailings, 24-27 parts of steel slag, 1.5-4 parts of an alkaline exciting agent and 0.3-0.5 part of a composite regenerant;
the steel slag semi-rigid base layer comprises the following raw materials in parts by weight: 376 and 423 parts of steel slag, 25 to 35 parts of lime, 50 to 80 parts of fly ash and 1.5 to 4 parts of alkaline activator.
2. The road made of industrial solid wastes as claimed in claim 1, is characterized in that: the iron tailing asphalt mixture layer comprises the following raw materials in parts by weight: 12.8 parts of waste asphalt, 210 parts of high-silicon type iron tailings, 25 parts of steel slag, 3 parts of an alkaline activator and 0.4 part of a composite regenerant;
the steel slag semi-rigid base layer comprises the following raw materials in parts by weight: 411 parts of steel slag, 30 parts of lime, 60 parts of fly ash and 3 parts of alkaline exciting agent.
3. The method according to claim 1 or 2, wherein the steel slag as a raw material of the steel slag semi-rigid substrate is composed of particles having the following graded size and in the following ratio: 30 mm: 20 mm: 10 mm: 5 mm: 118 mm: 112: 85: 57: 39.
4. the road made of industrial solid wastes as claimed in claim 3, wherein the alkali-activating agent comprises the following raw materials in parts by weight:
5 parts of liquid water glass with the mass fraction of 30 percent and 1 part of sodium hydroxide solution with the mass fraction of 10 percent.
5. The road made of industrial solid wastes as claimed in claim 3, wherein the composite regenerant comprises the following raw materials in parts by weight: 35 parts of solubilizing and dispersing component, 64 parts of diluting and blending component and 1 part of wax crystal dispersing component.
6. The road made of industrial solid wastes according to claim 5, wherein said solubilizing and dispersing component comprises the following raw materials (32 parts by weight) of alkylphenol amine resin, 3 parts by weight of lubricating oil inorganic dispersant T154.
7. The road made of industrial solid wastes according to claim 5, characterized in that the dilution and blending components: the mineral oil is reduced by four-line extracted oil.
8. The road made of industrial solid wastes as claimed in claim 5, wherein said wax crystal dispersing component is a wax crystal dispersant.
9. The road made of industrial solid wastes as claimed in claim 3, is characterized in that: a sticky layer (3) is arranged between the iron tailing asphalt mixture layer and the steel slag semi-rigid base layer, and the component of the sticky layer is 0.4kg/m2Sticky layer oil.
10. The method for preparing industrial solid waste material used for the road with industrial solid waste as the material according to claim 3 is characterized by comprising the following steps:
preparing an iron tailing asphalt mixture layer:
(1) crushing the high-silicon type iron tailings in parts by weight, screening out particles of 80-250 meshes as coarse aggregates, and screening out particles of 10-50 meshes as fine aggregates;
(2) taking the steel slag according to the weight part, grinding and screening to obtain 1-5 meshes of steel slag powder;
(3) heating the waste asphalt in parts by weight to 130 ℃, adding the composite regenerant in parts by weight, stirring at 550r/min for 30min, and cooling to room temperature to form regenerated asphalt;
(4) uniformly mixing the iron tailing particles prepared in the steps (1) and (2) with steel slag powder to form mixture aggregate, heating the mixture aggregate to 180 ℃, and preserving heat for 4 hours; heating the regenerated asphalt prepared in the step (3) to 160 ℃, mixing and stirring the mixture aggregate for 60s in the stirring process, pouring the asphalt and stirring for 30s, mixing the obtained mixture with the alkaline activator in parts by weight, adding water after mixing, slowly adding water while stirring, and controlling the liquid-to-gel ratio to be 0.35 in the water adding process to be optimal and the temperature to be 170 ℃;
preparing a steel slag semi-rigid base layer:
(1) mixing and grinding the lime and the fly ash in parts by weight into particles with the particle size of 1-5 mm;
uniformly mixing the lime and the fly ash particles in the step (1) with the steel slag, adding water and the alkaline activator in parts by weight, and continuously stirring, wherein the water content is controlled to be 3%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010381765.XA CN111559900A (en) | 2020-05-08 | 2020-05-08 | Road using industrial solid waste as material and preparation method of industrial solid waste material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010381765.XA CN111559900A (en) | 2020-05-08 | 2020-05-08 | Road using industrial solid waste as material and preparation method of industrial solid waste material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111559900A true CN111559900A (en) | 2020-08-21 |
Family
ID=72074612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010381765.XA Pending CN111559900A (en) | 2020-05-08 | 2020-05-08 | Road using industrial solid waste as material and preparation method of industrial solid waste material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111559900A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102704363A (en) * | 2011-10-24 | 2012-10-03 | 沈阳建筑大学 | Integrated roadbed and pavement project based on steel slag |
| CN104944860A (en) * | 2015-06-02 | 2015-09-30 | 江苏省交通规划设计院股份有限公司 | High-content iron tailings sand road base mixture |
| CN107603252A (en) * | 2017-10-24 | 2018-01-19 | 内蒙古综合交通科学研究院有限责任公司 | Cost of New Type Asphalt Pavement regeneration regenerative agent and preparation method thereof |
| CN208055787U (en) * | 2018-02-23 | 2018-11-06 | 安徽省交通规划设计研究总院股份有限公司 | A kind of road structure for mixing CHARACTERISTICS OF TAILINGS SAND |
| CN109293280A (en) * | 2018-09-08 | 2019-02-01 | 平湖市中建沥青混凝土工程有限公司 | A kind of bituminous concrete and its preparation process |
| KR20190072073A (en) * | 2017-12-15 | 2019-06-25 | 한국건설기술연구원 | A soil paving composition for paved road and construction method thereof |
| CN110204285A (en) * | 2019-06-28 | 2019-09-06 | 王东 | A kind of road basement material and preparation method thereof |
-
2020
- 2020-05-08 CN CN202010381765.XA patent/CN111559900A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102704363A (en) * | 2011-10-24 | 2012-10-03 | 沈阳建筑大学 | Integrated roadbed and pavement project based on steel slag |
| CN104944860A (en) * | 2015-06-02 | 2015-09-30 | 江苏省交通规划设计院股份有限公司 | High-content iron tailings sand road base mixture |
| CN107603252A (en) * | 2017-10-24 | 2018-01-19 | 内蒙古综合交通科学研究院有限责任公司 | Cost of New Type Asphalt Pavement regeneration regenerative agent and preparation method thereof |
| KR20190072073A (en) * | 2017-12-15 | 2019-06-25 | 한국건설기술연구원 | A soil paving composition for paved road and construction method thereof |
| CN208055787U (en) * | 2018-02-23 | 2018-11-06 | 安徽省交通规划设计研究总院股份有限公司 | A kind of road structure for mixing CHARACTERISTICS OF TAILINGS SAND |
| CN109293280A (en) * | 2018-09-08 | 2019-02-01 | 平湖市中建沥青混凝土工程有限公司 | A kind of bituminous concrete and its preparation process |
| CN110204285A (en) * | 2019-06-28 | 2019-09-06 | 王东 | A kind of road basement material and preparation method thereof |
Non-Patent Citations (5)
| Title |
|---|
| 丁烈梅: "《路面施工技术》", 31 August 2017 * |
| 余国贤等: "废旧沥青再生剂的实验研究", 《石油学报（石油加工）》 * |
| 冶金工业信息标准研究院等: "《现行冶金固废综合利用标准汇编》", 30 September 2015 * |
| 张兰芳: "《碱激发矿渣水泥和混凝土》", 31 August 2018 * |
| 王宪军等: "《土木工程与环境保护》", 31 October 2017 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7080457B2 (en) | C30 grade all solid waste concrete and its preparation method | |
| RU2520577C2 (en) | Particularly rapidly hardening pozzolanic cement mixtures | |
| CN109231894A (en) | A kind of road asphalt mixture and preparation method thereof | |
| CN113754398B (en) | Modified phosphogypsum stabilized macadam and preparation method and application thereof | |
| CN101298376A (en) | Composite asphalt concrete CAC for normal temperature mixing road and production method thereof | |
| CN113956008B (en) | Superfine tailing cemented filling soft soil curing agent and preparation method and application thereof | |
| CN111848083B (en) | Environment-friendly phosphogypsum composite stable material and preparation method thereof | |
| CN110423090B (en) | Quick-setting anti-crack cold crack pouring material for pavement crack repair and preparation method thereof | |
| CN101624273A (en) | Asphalt mixture taking regenerative micro powder of waste concrete as filler | |
| CN102093898A (en) | Composite soil stabilizer | |
| CN113087487A (en) | Construction process for red mud coal gangue aggregate pavement base course stabilized by carbide slag and coal ash | |
| CN106882944A (en) | A kind of salt marsh soil consolidator | |
| CN114804675A (en) | Composite alkali-activated cementing material and preparation method thereof | |
| CN114671633A (en) | Full-solid-waste clinker-free cementing material, conductive mortar and preparation method thereof | |
| CN113754331A (en) | Red mud-based cementing material and preparation method and application thereof | |
| CN102173626A (en) | Compound artificial sand | |
| CN101844904B (en) | Brucite fiber reinforced fly ash composite material | |
| CN101412595A (en) | Method for preparing concrete admixture from kaoline tailing | |
| CN112341111B (en) | Red mud-based mine backfill material | |
| CN1891758A (en) | Asphalt mixture utilizing slag micropowder as filler | |
| CN111559900A (en) | Road using industrial solid waste as material and preparation method of industrial solid waste material | |
| CN102515629B (en) | Cow dung ash asphalt concrete pavement material and its preparation method | |
| CN110563385A (en) | Steel slag micro-surfacing road surface repairing material formula | |
| CN101481238B (en) | Green soil curing agent | |
| CN110451862A (en) | A kind of modified phosphorus ore tailing roadbed filling and preparation method thereof |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200821 |
|
| RJ01 | Rejection of invention patent application after publication |