CN111704393A - Steel slag asphalt concrete formula - Google Patents
Steel slag asphalt concrete formula Download PDFInfo
- Publication number
- CN111704393A CN111704393A CN202010580381.0A CN202010580381A CN111704393A CN 111704393 A CN111704393 A CN 111704393A CN 202010580381 A CN202010580381 A CN 202010580381A CN 111704393 A CN111704393 A CN 111704393A
- Authority
- CN
- China
- Prior art keywords
- steel slag
- thickness
- sampling
- asphalt
- asphalt concrete
- 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.)
- Withdrawn
Links
- 239000002893 slag Substances 0.000 title claims abstract description 119
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 118
- 239000010959 steel Substances 0.000 title claims abstract description 118
- 239000011384 asphalt concrete Substances 0.000 title claims abstract description 32
- 239000000203 mixture Substances 0.000 claims abstract description 28
- 239000010426 asphalt Substances 0.000 claims abstract description 26
- 239000002994 raw material Substances 0.000 claims abstract description 20
- 239000004567 concrete Substances 0.000 claims abstract description 15
- 238000005070 sampling Methods 0.000 claims description 70
- 238000000926 separation method Methods 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 25
- 238000009472 formulation Methods 0.000 claims description 15
- 239000004575 stone Substances 0.000 abstract description 16
- 239000000463 material Substances 0.000 abstract description 7
- 238000007906 compression Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 abstract description 2
- 230000004927 fusion Effects 0.000 abstract description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 5
- 239000011707 mineral Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/26—Bituminous materials, e.g. tar, pitch
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; Lime; Mortar; Gypsum; Bricks; Ceramics; Glass
- G01N33/383—Concrete or cement
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/42—Road-making materials
-
- 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
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Road Paving Structures (AREA)
Abstract
The invention provides a steel slag asphalt concrete formula. The steel slag asphalt concrete comprises the following components in percentage by weight: 28% of steel slag with the thickness of 0-3mm, 18% of steel slag with the thickness of 3-8mm, 24% of steel slag with the thickness of 8-16mm, 16% of steel slag with the thickness of 16-22mm, 14% of steel slag with the thickness of 22-32mm and 3.8% of asphalt oil; 28% of steel slag with the thickness of 0-3mm, 20% of steel slag with the thickness of 3-8mm, 27% of steel slag with the thickness of 8-16mm, 15% of steel slag with the thickness of 16-22mm, 10% of steel slag with the thickness of 22-32mm and 4.2% of asphalt oil. The steel slag asphalt concrete formula provided by the invention has the advantages that the steel slag raw materials with different specifications are adopted to replace the traditional stone materials, the exploitation of the stone materials and the use of non-renewable resources are reduced, the steel slag raw materials with large resource quantity are fully utilized, the fusion and filling of the mixture can be fully improved by replacing the stone materials with the steel slag raw materials with different specifications, the support strength of the concrete is effectively improved by mixing the asphalt oil and the steel slag raw materials with different specifications, and the compression resistance of the concrete is improved.
Description
Technical Field
The invention relates to the technical field of concrete, in particular to a steel slag asphalt concrete formula.
Background
The asphalt concrete is commonly called as asphalt concrete, and is a mixture prepared by manually selecting mineral aggregate with a certain gradation composition, broken stone or crushed gravel, stone chips or sand, mineral powder and the like, and mixing the mineral aggregate, the broken stone or crushed gravel, the stone chips or sand, the mineral powder and a certain proportion of road asphalt material under strictly controlled conditions.
Because the stone is a non-renewable resource, the severe mining causes the change of the terrain, the harm to the nature is serious, the consumption of the stone is huge when the stone and the asphalt are mixed to prepare the asphalt concrete, and the cost is increased and influenced.
Along with the rapid development of the steel industry, the discharge amount of steel slag as one of the main waste slag in steel production is larger and larger every year, and according to statistics, the discharge amount of steel slag every year is more than 2000 ten thousand tons, but the whole utilization level of the steel slag is not high, and the discharge of a large amount of waste steel slag not only causes resource waste, but also occupies land and pollutes the environment.
Therefore, there is a need to provide a steel slag asphalt concrete formulation to solve the above technical problems.
Disclosure of Invention
The invention provides a steel slag asphalt concrete formula, which solves the problem that a large amount of steel slag cannot be utilized.
In order to solve the technical problems, the steel slag asphalt concrete provided by the invention comprises the following components in percentage by weight:
28% of steel slag with the thickness of 0-3mm, 18% of steel slag with the thickness of 3-8mm, 24% of steel slag with the thickness of 8-16mm, 16% of steel slag with the thickness of 16-22mm, 14% of steel slag with the thickness of 22-32mm and 3.8% of asphalt oil.
Preferably, the steel slag with the thickness of 0-3mm is 28%, the steel slag with the thickness of 3-8mm is 20%, the steel slag with the thickness of 8-16mm is 27%, the steel slag with the thickness of 16-22mm is 15%, the steel slag with the thickness of 22-32mm is 10% and the asphalt oil is 4.2%.
Preferably, the steel slag with the thickness of 0-3mm is 28%, the steel slag with the thickness of 3-8mm is 26%, the steel slag with the thickness of 8-16mm is 28%, the steel slag with the thickness of 16-22mm is 18%, and the asphalt oil is 4.6%.
Preferably, the steel slag with the thickness of 0-3mm is 30%, the steel slag with the thickness of 3-8mm is 38%, the steel slag with the thickness of 8-16mm is 32%, and the asphalt oil is 5.2%.
Preferably, the steel slag with the thickness of 0-3mm is 30%, the steel slag with the thickness of 3-8mm is 55%, the steel slag with the thickness of 8-16mm is 15% and the asphalt oil is 5.4%.
Preferably, the raw materials of the steel slag concrete need to be sampled and detected to the asphalt oil in the concrete after being mixed according to the formula content, and a sampling device needs to be used during sampling, wherein the sampling device comprises:
a sampling tube;
the top of the separation tube is fixed on the top of the inner wall of the sampling tube, a first sampling groove is formed in the sampling tube and located on one side of the separation tube, a second sampling groove is formed in the sampling tube and located on the other side of the separation tube, an adjusting groove is formed in the separation tube, and connecting holes are formed in two sides of the separation tube;
the sealing plate is fixed between the sampling tube and the separation tube;
a pulling ring fixed to the top of the sampling tube;
the bottom of the driving motor is fixed to the top of the sealing plate, the output end of the driving motor is fixedly connected with a driving rod, the surface of the driving rod is in threaded connection with two connecting blocks, the bottoms of the two connecting blocks are fixedly connected with linkage rods, and the bottoms of the two linkage rods are fixedly connected with the sealing plate;
the depth gauge is fixed on one side of the sampling tube.
Preferably, the first sampling groove and the second sampling groove have the same size, and both the first sampling groove and the second sampling groove are square grooves.
Preferably, one end of the driving rod penetrates through the separation tube and extends to the inside of the separation tube, and one end of the driving rod is rotatably connected with the inner surface of the separation tube.
Preferably, the surface of the driving rod is of a reverse double-thread structure, the two connecting blocks are symmetrically distributed on the reverse double-thread of the driving rod, and the surface of the sealing plate is in sliding connection with the inner surface of the connecting hole.
Preferably, the zero scale of the depth gauge is on the same plane with the upper surface of the sealing plate.
Compared with the related technology, the steel slag asphalt concrete formula provided by the invention has the following beneficial effects:
the invention provides a steel slag asphalt concrete formula, which adopts steel slag raw materials with different specifications to replace traditional stone materials, reduces the exploitation of stone materials and the use of non-renewable resources, fully utilizes the steel slag raw materials with large resource quantity, can fully improve the fusion and filling of a mixture by replacing the stone materials with the steel slag raw materials with different specifications, effectively improves the supporting strength of concrete and improves the compression resistance of the concrete by mixing asphalt oil and the steel slag raw materials with different specifications.
Drawings
FIG. 1 is a schematic structural view of a sampling device for a steel slag asphalt concrete formulation provided by the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a bottom view of the whole shown in fig. 1.
Reference numbers in the figures: 1. the sampling device comprises a sampling tube 11, a first sampling groove 12, a second sampling groove 2, a separation tube 21, an adjusting groove 22, a connecting hole 3, a sealing plate 4, a lifting ring 5, a driving motor 51, a driving rod 52, a connecting block 53, a linkage rod 54, a sealing plate 6 and a depth gauge.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic structural diagram of a sampling device for steel slag asphalt concrete formulation according to the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; fig. 3 is a bottom view of the whole shown in fig. 1.
The steel slag asphalt concrete formula comprises the following components in percentage by weight:
28% of steel slag with the thickness of 0-3mm, 18% of steel slag with the thickness of 3-8mm, 24% of steel slag with the thickness of 8-16mm, 16% of steel slag with the thickness of 16-22mm, 14% of steel slag with the thickness of 22-32mm and 3.8% of asphalt oil.
The raw materials are prepared into an AC-25 type mixture.
The proportion of the mineral powder and the oil ratio in the asphalt concrete can be adjusted according to the quality requirements of engineering construction.
The oil content of the asphalt per ton of the mixture was 4.6%.
Through adopting the steel slag raw materials of different specifications to replace traditional building stones, reduce the exploitation of building stones and the use of non-renewable resources, the big steel slag raw materials of make full use of resource volume, the steel slag raw materials of different specifications replace the integration and the packing of the improvement mixture that building stones can be abundant, mix through the asphalt oil with the steel slag raw materials of different specifications, the effectual support strength who improves the concrete improves the compressive capacity of concrete.
Example two: 28% of steel slag with the thickness of 0-3mm, 20% of steel slag with the thickness of 3-8mm, 27% of steel slag with the thickness of 8-16mm, 15% of steel slag with the thickness of 16-22mm, 10% of steel slag with the thickness of 22-32mm and 4.2% of asphalt oil.
The raw materials are prepared into an AC-20 type mixture.
Example three: 28% of steel slag with the thickness of 0-3mm, 26% of steel slag with the thickness of 3-8mm, 28% of steel slag with the thickness of 8-16mm, 18% of steel slag with the thickness of 16-22mm and 4.6% of asphalt oil.
The raw materials are prepared into an AC-16 type mixture.
Example four: 30% of steel slag with the thickness of 0-3mm, 38% of steel slag with the thickness of 3-8mm, 32% of steel slag with the thickness of 8-16mm and 5.2% of asphalt oil.
The raw materials are prepared into an AC-13 type mixture.
Example five: 30% of steel slag with the thickness of 0-3mm, 55% of steel slag with the thickness of 3-8mm, 15% of steel slag with the thickness of 8-16mm and 5.4% of asphalt oil.
The raw materials are prepared into an AC-10 type mixture.
Example six:
based on the steel slag asphalt concrete formulation provided in the first embodiment of the application, the second embodiment of the application provides another steel slag asphalt concrete formulation. The sixth embodiment is only a preferable mode of the first embodiment, and the implementation of the sixth embodiment does not affect the implementation of the first embodiment alone.
Specifically, the difference of slag asphalt concrete formula that this application's sixth embodiment provided lies in, the raw materials of slag concrete need carry out the sample test to the asphalt oil in the concrete after mixing according to the prescription content, need use sampling device during the sample, sampling device includes:
a sampling tube 1;
the sampling device comprises a separation tube 2, wherein the top of the separation tube 2 is fixed on the top of the inner wall of a sampling tube 1, a first sampling groove 11 is formed in the sampling tube 1 and positioned on one side of the separation tube 2, a second sampling groove 12 is formed in the sampling tube 1 and positioned on the other side of the separation tube 2, an adjusting groove 21 is formed in the separation tube 2, and connecting holes 22 are formed in two sides of the separation tube 2;
the sealing plate 3 is fixed between the sampling tube 1 and the separation tube 2;
a pulling ring 4, wherein the pulling ring 4 is fixed on the top of the sampling tube 1;
the bottom of the driving motor 5 is fixed to the top of the sealing plate 3, the output end of the driving motor 5 is fixedly connected with a driving rod 51, the surface of the driving rod 51 is in threaded connection with two connecting blocks 52, the bottoms of the two connecting blocks 52 are both fixedly connected with linkage rods 53, and the bottoms of the two linkage rods 53 are both fixedly connected with a sealing plate 54;
and the depth gauge 6 is fixed on one side of the sampling tube 1.
The separating tube 2 divides the interior of the sampling tube 1 into a first sampling groove 11 and a second sampling groove 12, the first sampling groove 11 and the second sampling groove 12 are the same in interior and same in depth, a sealing plate 3 with the same height is arranged, and the sealing plate 3 in the second sampling groove 12 is fixedly connected with the driving motor 5.
When the driving motor 5 is used, the driving motor 5 is connected with an external power supply and a control button, the control button is used for manually controlling the forward rotation, the reverse rotation and the stop of the driving motor 5, when the driving motor 5 rotates forward, the driving motor 5 drives the driving rod 51 to rotate synchronously, the driving rod 51 drives the two connecting blocks 52 on the two sides synchronously when rotating, the bottoms of the two connecting blocks 52 drive the two sealing plates 54 to move away from each other through the linkage rod 53, the two sealing plates 54 move towards the inside of the first sampling groove 11 and the second sampling groove 12 through the connecting holes 22 on the two sides when moving away from each other, when the sealing plate 54 is contradicted with the inner wall of the sampling tube 1, the driving motor 5 is manually turned off, so that the two sealing plates 54 form a sealing structure with the first sampling groove 11 and the second sampling groove 12, the concrete for sampling is conveniently sealed, and the stability of the collection in the first sampling groove 11 and the second sampling groove 12 is guaranteed.
The depth gauge 6 is mainly used for judging the depth of the sampling tube 1 inserted into the steel slag asphalt concrete.
The first sampling groove 11 and the second sampling groove 12 have the same size, and both the first sampling groove 11 and the second sampling groove 12 are square grooves.
Two sample grooves can carry out sample detection to two sets of concrete mixture simultaneously, avoid the great problem of single sample detection error.
One end of the driving rod 51 penetrates through the separation tube 2 and extends to the inside of the separation tube 2, and one end of the driving rod 51 is rotatably connected with the inner surface of the separation tube 2.
The surface of the driving rod 51 is of a reverse double-thread structure, the two connecting blocks 52 are symmetrically distributed on the reverse double-thread of the driving rod 51, and the surface of the sealing plate 54 is in sliding connection with the inner surface of the connecting hole 22.
The reverse double-thread structure of the driving rod 51 facilitates driving the connecting blocks 52 on both sides to synchronously approach to each other or synchronously move away from each other, thereby facilitating driving the sealing plate 54 at the bottom to synchronously move and adjust, and facilitating synchronous opening and closing of the two sampling grooves.
The zero scale of the depth gauge 6 is in the same plane as the upper surface of the sealing plate 54.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The steel slag asphalt concrete formula is characterized by comprising the following components in percentage by weight:
28% of steel slag with the thickness of 0-3mm, 18% of steel slag with the thickness of 3-8mm, 24% of steel slag with the thickness of 8-16mm, 16% of steel slag with the thickness of 16-22mm, 14% of steel slag with the thickness of 22-32mm and 3.8% of asphalt oil.
2. The steel slag asphalt concrete formulation of claim 1, wherein the steel slag of 0-3mm is 28%, the steel slag of 3-8mm is 20%, the steel slag of 8-16mm is 27%, the steel slag of 16-22mm is 15%, the steel slag of 22-32mm is 10%, and the asphalt oil is 4.2%.
3. The steel slag asphalt concrete formulation of claim 1, wherein the steel slag of 0-3mm is 28%, the steel slag of 3-8mm is 26%, the steel slag of 8-16mm is 28%, the steel slag of 16-22mm is 18%, and the asphalt oil is 4.6%.
4. The steel slag asphalt concrete formulation of claim 1, wherein the steel slag of 0-3mm is 30%, the steel slag of 3-8mm is 38%, the steel slag of 8-16mm is 32%, and the asphalt oil is 5.2%.
5. The steel slag asphalt concrete formulation of claim 1, wherein the steel slag of 0-3mm is 30%, the steel slag of 3-8mm is 55%, the steel slag of 8-16mm is 15%, and the asphalt oil is 5.4%.
6. The steel slag asphalt concrete formulation according to claim 1, wherein the raw materials of the steel slag concrete are mixed according to the formulation content, and then the asphalt oil in the concrete needs to be sampled and detected, and a sampling device is used during sampling, and the sampling device comprises:
a sampling tube;
the top of the separation tube is fixed on the top of the inner wall of the sampling tube, a first sampling groove is formed in the sampling tube and located on one side of the separation tube, a second sampling groove is formed in the sampling tube and located on the other side of the separation tube, an adjusting groove is formed in the separation tube, and connecting holes are formed in two sides of the separation tube;
the sealing plate is fixed between the sampling tube and the separation tube;
a pulling ring fixed to the top of the sampling tube;
the bottom of the driving motor is fixed to the top of the sealing plate, the output end of the driving motor is fixedly connected with a driving rod, the surface of the driving rod is in threaded connection with two connecting blocks, the bottoms of the two connecting blocks are fixedly connected with linkage rods, and the bottoms of the two linkage rods are fixedly connected with the sealing plate;
the depth gauge is fixed on one side of the sampling tube.
7. The steel slag asphalt concrete formulation according to claim 6, wherein the first sampling groove and the second sampling groove have the same size, and both the first sampling groove and the second sampling groove are square grooves.
8. The steel slag asphalt concrete formulation of claim 7, wherein one end of the driving rod extends through the separation tube and into the interior of the separation tube, and is rotatably connected to the inner surface of the separation tube.
9. The steel slag asphalt concrete formulation of claim 8, wherein the surface of the driving rod is of a reverse double-thread structure, the two connecting blocks are symmetrically distributed on the reverse double-thread of the driving rod, and the surface of the sealing plate is in sliding connection with the inner surface of the connecting hole.
10. The steel slag asphalt concrete formulation according to claim 9, wherein the zero scale of the depth gauge is on the same plane as the upper surface of the sealing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010580381.0A CN111704393A (en) | 2020-06-23 | 2020-06-23 | Steel slag asphalt concrete formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010580381.0A CN111704393A (en) | 2020-06-23 | 2020-06-23 | Steel slag asphalt concrete formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111704393A true CN111704393A (en) | 2020-09-25 |
Family
ID=72542052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010580381.0A Withdrawn CN111704393A (en) | 2020-06-23 | 2020-06-23 | Steel slag asphalt concrete formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111704393A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102584111A (en) * | 2012-01-16 | 2012-07-18 | 武汉钢铁(集团)公司 | Steel slag asphalt graded crushed rock mixture |
| CN206787846U (en) * | 2017-06-07 | 2017-12-22 | 四川农业大学 | A kind of bitubular soil sample collector for being easy to take out soil sample |
| CN107894345A (en) * | 2017-11-09 | 2018-04-10 | 米海彦 | A kind of portable bitubular drawing out soil equipment |
| CN108344598A (en) * | 2018-02-12 | 2018-07-31 | 重庆三峡学院 | A kind of tester for collecting sediment deposition in fluctuation belt |
| CN110091286A (en) * | 2019-06-18 | 2019-08-06 | 泰通科技（广州）有限公司 | A kind of Bidirectional-squeezing formula penetrates sealing device |
| CN209927512U (en) * | 2019-01-26 | 2020-01-10 | 天津跃峰科技股份有限公司 | Can prevent leaking sampling valve night |
| CN210487331U (en) * | 2020-01-14 | 2020-05-08 | 北京市地质工程设计研究院 | Underwater sediment sampling device |
-
2020
- 2020-06-23 CN CN202010580381.0A patent/CN111704393A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102584111A (en) * | 2012-01-16 | 2012-07-18 | 武汉钢铁(集团)公司 | Steel slag asphalt graded crushed rock mixture |
| CN206787846U (en) * | 2017-06-07 | 2017-12-22 | 四川农业大学 | A kind of bitubular soil sample collector for being easy to take out soil sample |
| CN107894345A (en) * | 2017-11-09 | 2018-04-10 | 米海彦 | A kind of portable bitubular drawing out soil equipment |
| CN108344598A (en) * | 2018-02-12 | 2018-07-31 | 重庆三峡学院 | A kind of tester for collecting sediment deposition in fluctuation belt |
| CN209927512U (en) * | 2019-01-26 | 2020-01-10 | 天津跃峰科技股份有限公司 | Can prevent leaking sampling valve night |
| CN110091286A (en) * | 2019-06-18 | 2019-08-06 | 泰通科技（广州）有限公司 | A kind of Bidirectional-squeezing formula penetrates sealing device |
| CN210487331U (en) * | 2020-01-14 | 2020-05-08 | 北京市地质工程设计研究院 | Underwater sediment sampling device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Vinai et al. | Soil conditioning of sand for EPB applications: A laboratory research | |
| O’Malley et al. | Investigation into viability of using two-stage (pre-placed aggregate) concrete in Irish setting | |
| Huang et al. | Conditioning experiment on sand and cobble soil for shield tunneling | |
| CN102924010A (en) | Self-compaction filling paste body and preparation process thereof | |
| CN102021906A (en) | Method for reinforcing soft soil foundation at deep mixing pile | |
| CN105784945B (en) | For the fluid structurecoupling simulation material and preparation method of coal measures pressure-bearing fault activation gushing water similar test | |
| CN101008315A (en) | Paste-like backfill technology used in coal cutting area and the paste-like thereof | |
| CN209841452U (en) | Cement storage bin sampling device | |
| CN106442035B (en) | Device and method for manufacturing direct shear test sample of concrete-frozen soil contact surface | |
| CN102409598A (en) | Method for processing vehicle bump at bridge head of existing highway | |
| CN103979815B (en) | A kind of obturator swelling agent for mining with stowing and preparation method thereof | |
| CN102030508B (en) | Muddy soil cement grout applied to vertical shaft part of pedestrian underpass in saturated soft clay region | |
| CN111704393A (en) | Steel slag asphalt concrete formula | |
| CN107160556A (en) | A kind of vertical concrete stirring machine with screening function | |
| CN206625101U (en) | A kind of red mud and red mud stabilization gravel Combined base pavement structure | |
| CN109809746B (en) | Method for preparing grouting filling material by using industrial solid waste | |
| CN103396066B (en) | A kind of fast gravity die compaction material and its preparation method and application | |
| CN107640942A (en) | A kind of flyash in great mixed amount high Strength Cement Based Composite Material and preparation method thereof | |
| CN207448789U (en) | A kind of damping concrete mixer for building | |
| CN110108534A (en) | A kind of high permeability resistant basalt fiber cement soil and preparation method thereof | |
| CN102786281A (en) | Novel formula for reclamation shoal soft soil suitable for ultra soft soil hydraulic reclamation method | |
| CN211426108U (en) | Rotary compacting device for earth and stone mixed filling material | |
| CN114318990A (en) | Construction waste resource filling method for road widening | |
| CN102173720B (en) | Muddy soil-cement double-pipe grouting process suitable for horizontal channel of pedestrian underground passage in saturated soft clay area | |
| CN204044025U (en) | For loading the cone slump cylinder of swelling soil series divider wall material in slump consistancy test |
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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200925 |
|
| WW01 | Invention patent application withdrawn after publication |