CN103936375B - A kind of solidifying agent for salt marsh mud soil hardening and application thereof - Google Patents
A kind of solidifying agent for salt marsh mud soil hardening and application thereof Download PDFInfo
- Publication number
- CN103936375B CN103936375B CN201410111644.8A CN201410111644A CN103936375B CN 103936375 B CN103936375 B CN 103936375B CN 201410111644 A CN201410111644 A CN 201410111644A CN 103936375 B CN103936375 B CN 103936375B
- Authority
- CN
- China
- Prior art keywords
- solidifying agent
- soil
- salt
- salt marsh
- lime
- 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.)
- Active
Links
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
The invention discloses a kind of solidifying agent for salt marsh mud soil hardening and application thereof, this solidifying agent is mixed obtained by high-alumina cement, calcium carbonate, talcum powder, water reducer, lime, sulfur-containing mixture and beta-naphthalenesulfonic-acid formaldehyde sodium salt condenses; This solidifying agent and saline soil are mixed after fully reacting, compaction moulding, namely maintenance realizes after 7 ~ 28 days hardening to the modification of saline soil; The unconfined compression strength of the saline soil after solidifying agent solidification of the present invention can reach 7.9MPa, overproof bottom line 3.2MPa far away, and the space of its strength enhancing will be very large, 9 ~ 10MPa can be reached, simultaneously the aspect of performance such as stable at water, anticorrosive and resistance to high strength, all shows significantly uniqueness and superiority; This solidifying agent to saline soil mud modification hardening treatment on the spot, can solve a sclerosis difficult problem for salt pan, saltern, seabeach high content of salt mud soil, has very large economic benefit and social benefit.
Description
Technical field
The present invention relates to a kind of efficient soil-solidified-agent being applicable to salt marsh mud, be specifically related to a kind of solidifying agent for salt marsh mud soil hardening and application thereof.
Background technology
At present, the soil-solidified-agent both at home and abroad for non-salty-soil is of a great variety, and the research and development of soil curing agent are also with rapid changepl. never-ending changes and improvements, because the field used is different, also mostly difference is very large for the solidifying agent type adopted, and what have requires higher, as road construction work to its unconfined compression strength; What have has particular requirement to its frost resistance, as the project construction of the severe cold area such as northeast, northwest; Under some needs are immersed in water environment for a long time, as each department construction of hydro project; What also have has significant effect to the corrosion of its chemical such as acid-and base-resisting, salt, as oil, chemical industry, medical plant area, coastal construction etc.
But for salt marsh silt soil, particularly the solidifying agent of the salt marsh silt soil that saltiness is higher is actually rare, as being distributed in the saline soil in NORTHWEST CHINA inland brine lake area, or the Shandong of East Coastal, Jiangsu, Fujian high solonchak, under current country advocates and greatly develops marine settings industry and coastal economy, just in the urgent need to marine reclamation land, build port and pier, go all out with coastal industry park building.But a large amount of Muddy Bottoms soil that marine reclamation land is formed can not directly be used as place backfill soil and build place foundation soil, must carry out clearing up or modification hardening treatment.And the salt pan that Along The East Coast of Zhejiang And Jiangsu Provinces one is with, seabeach, under earth's surface, salt marsh mud reaches 15-20 rice deeply, so, will be very large by traditional process for treating sludge expense, economic benefit is also low, and effect is also undesirable.
Summary of the invention
In order to solve the problem, the present invention is by having carried out effective analysis to the soil of Along The East Coast of Zhejiang And Jiangsu Provinces, develop a kind of not only economy but also the soil-solidified-agent being applicable to saline soil of environmental protection, adopt physical-chemical reaction, improve the physico-mechanical properties of soil, certain ultimate compression strength should be reached, the corrosion of resistance to salt again, and make its water stability excellent, a difficult problem for the cleaning of soil mud and ground hardening can be solved, to meet civil engineering construction that is coastal and supersalinity saline soil place.
The object of the present invention is to provide a kind of solidifying agent for salt marsh mud soil hardening.
Another object of the present invention is to the application that a kind of solidifying agent for salt marsh mud soil hardening is provided.
The technical solution used in the present invention is:
For a solidifying agent for salt marsh mud soil hardening, it is made up of the raw material of following mass fraction:
High-alumina cement 0.8 ~ 1.2 part,
0.3 ~ 0.4 part, calcium carbonate,
Talcum powder 0.2 ~ 0.3 part,
Water reducer 0.1 ~ 0.2 part,
6 ~ 7 parts, lime,
Sulfur-containing mixture 0.2 ~ 0.3 part;
Beta-naphthalenesulfonic-acid formaldehyde sodium salt condenses 0 ~ 0.1 part.
Further, above-mentioned lime is selected from as calcium lime powder.
Further, above-mentioned sulfur-containing mixture is the mixture of sulfurated lime, calcium sulfate and magnesium sulfate.
A method for salt marsh mud soil hardening treatment, is characterized in that: comprise the following steps:
1) by above-mentioned solidifying agent and saline soil mixing, the mass ratio of solidifying agent and saline soil is 1:(10 ~ 15), adjustment water consumption is 10 ~ 20% to the water ratio of compound;
2) make 1) in solidifying agent and saline soil fully react 8 ~ 10h;
3) by 2) in abundant reacted mixture, compaction moulding, compaction reaches the maximum dry density of this mixing with soil material, places 7 ~ 28 days.
The invention has the beneficial effects as follows:
1) in the experiment of saline soil being solidified at solidifying agent of the present invention, within 7 days, unconfined compression strength reaches 4.8MPa, 5.1MPa, 7.9MPa, standard bottom line 3.2MPa during super design far away, as long as and maintenance is proper, the space of its strength enhancing will be very large, can 9 ~ 10MPa be reached, meanwhile, not affect its corrodibility of anti-salt and the solvability of water resistant; Therefore, in water stabilizing, corrosion resistance and resistance to high-intensity performance, this solidifying agent all shows its uniqueness and superiority, and under same condition, its reference is much higher than the most of soils solidifying agent on high-alumina cement and market.
2) solidifying agent of the present invention, could successful curing supersalinity saline soil mud, solves a sclerosis difficult problem for salt pan, saltern, seabeach high content of salt mud soil! There is good practicality and promotion prospect; Meanwhile, a difficult problem for mud discharge, outward transport is also solved; Floor space and the pollution to environment can also be reduced, be conducive to environmental protection; Also reduce capital construction cost etc.; There is very large economic benefit and social benefit, mud modification hardening treatment on the spot, belong to recycling economy and utilize, also belong to environmental protection and economy category, its remarkable in economical benefits.
3) solidifying agent chemical composition of the present invention is easy to get, production technique is simple, less demanding to equipment use, therefore total cost reduces greatly, further, it has the features such as early strength is high, later strength development potentiality is large, adjustability good, easy construction, with strong points, excellent durability, posterior settlement are little.
4) solidifying agent of the present invention can also utilize industrial sulfur-bearing waste residue, there is not environmental pollution in production process and application process, without violent luminous exothermic phenomenon, without radiation, dust hazard, identical with cement treated method, there is the meaning of environmental protection, synchronous with the strategy of sustainable development.
Accompanying drawing explanation
Fig. 1 is the Performance Detection report after embodiment 6 medium salting mud soil hardening treatment;
Fig. 2 is the Performance Detection report after embodiment 7 medium salting mud soil hardening treatment.
Embodiment
for the preparation method of the solidifying agent of salt marsh mud soil hardening, comprise the following steps:
Each raw material is taken respectively: high-alumina cement 0.8 ~ 1.2 part by following mass fraction, 0.3 ~ 0.4 part, calcium carbonate, talcum powder 0.2 ~ 0.3 part, water reducer 0.1 ~ 0.2 part, 6 ~ 7 parts, lime, sulfur-containing mixture 0.2 ~ 0.3 part, beta-naphthalenesulfonic-acid formaldehyde sodium salt condenses 0 ~ 0.1 part, by the above-mentioned raw materials mixing weighed up, the solidifying agent for salt marsh mud soil hardening can be obtained.
Above-mentioned sulfur-containing mixture is preferably the mixture of sulfurated lime, calcium sulfate and magnesium sulfate.
Above-mentioned lime is preferably calcium lime powder.
the method of salt marsh mud soil hardening treatment, comprises the following steps:
1) above-mentioned solidifying agent and saline soil are mixed, the mass ratio of solidifying agent and saline soil is 1:(10 ~ 15), adjustment water consumption is 10 ~ 20% to the water ratio of compound;
2) make 1) in solidifying agent and saline soil fully react 8 ~ 10h;
3) take out 2) in abundant reacted mixture, compaction moulding, compaction reaches the maximum dry density of this mixing with soil material, places 7 ~ 28 days.
the present invention is used for the curing mechanism of the solidifying agent of salt marsh mud soil hardening
The present invention adopts the combined soil solidifying agent of the inorganic materials compositions such as unslaked lime, high-alumina cement, talcum powder, its curing mechanism mainly contains two large classes, i.e. filling effect and alkali carbonate effect, the structural formation formed is cementing properties hydrate, the mainly fill gaps wherein played a decisive role and gelling material.
After high-alumina cement is water-soluble, by with calcium oxide hydration after the Ca (OH) that generates
2and CaCO
3reaction generates C-S-H class material, and this provides certain early strength by for curing soil; Taking talcum powder as basic raw material, by carrying out Mechanochemical Activation to carbonatite powder, realizing the SiO of inertia carbonate and dissolved state under alkali-activated carbonatite condition
2water generation reaction closes the reaction of Calucium Silicate powder (magnesium) gel at normal temperatures, and it forms the hydrated magnesium silicate of mainly serpentine type and calcium silicate hydrate (magnesium) gel of gyrolite type; In addition, the Silica hydrogel of some amount is also had in reaction product, secondly, cured granulate and soil particle are filled mutually, form packed structures closely, and overlap with calcium silicate hydrate (magnesium) gel that generates in reaction, play strong skeletal support effect, enhance the bulk strength of solidified earth system, and the lasting generation of chemical reaction will make solidified earth system more tight, intensity time and increasing progressively.
Main chemical reactions in solidifying agent:
1）CaO+H
2O→Ca(OH)
2
2）Ca(OH)
2+nH
2O→Ca(OH)
2·nH
2O
3）xCa(OH)
2+xMgO·ySiO
2+mH
2O→ CaO(MgO)x·(SiO
2)y·(m+x)H
2O
4）Ca(OH)
2+MgSiO
3→Mg(OH)
2+CaSiO
3
5）CaSO
4+mH
2O→CaSO
4·mH
2O
Reaction mainly passes through OH
-ion pair MgSiO
3lattice destroys, and makes Ca
2+ion and Mg
2+ion release, but follow-up reaction and Alkali-carbonate reaction are different.Owing to there is the silicate anion of a large amount of various state in liquid phase, therefore dissolve the Ca
2+ion and Mg
2+ion reacts with it soon, and generate water and Calucium Silicate powder and hydrated magnesium silicate, wherein hydrated calcium sulfate mainly plays the effect of filling pore.
The main effect model of this solidifying agent:
1) by the reaction of unslaked lime and water, provide hydroxide ion, produce a stronger alkaline environment, improve the speed of reaction, accelerate the generation of gum material.
2) inherently a large amount of acid ions is contained in soil, they and Ca
2+, Mg
2+reaction, by continuation generate other gum material.
3) solidified earth is closely filled by hydrated calcium sulfate, calcium carbonate, adds intensity.
Below in conjunction with specific embodiment, the present invention is further illustrated, but be not limited thereto.
embodiment 1:for the preparation method of the solidifying agent of salt marsh mud soil hardening
Each raw material is taken respectively: high-alumina cement 1 part by following mass fraction, 0.34 part, calcium carbonate, talcum powder 0.28 part, water reducer 0.18 part, calcium lime powder 6.8 parts, sulfur-containing mixture (mixture of sulfurated lime, calcium sulfate and magnesium sulfate) 0.24 part, beta-naphthalenesulfonic-acid formaldehyde sodium salt condenses 0.1 part, by the above-mentioned raw materials mixing weighed up, the solidifying agent for salt marsh mud soil hardening can be obtained.
embodiment 2:for the preparation method of the solidifying agent of salt marsh mud soil hardening
Each raw material is taken respectively: high-alumina cement 1 part by following mass fraction, 0.34 part, calcium carbonate, talcum powder 0.28 part, water reducer 0.16 part, calcium lime powder 6.2 parts, sulfur-containing mixture (mixture of sulfurated lime, calcium sulfate and magnesium sulfate) 0.28 part, beta-naphthalenesulfonic-acid formaldehyde sodium salt condenses 0.1 part, by the above-mentioned raw materials mixing weighed up, the solidifying agent for salt marsh mud soil hardening can be obtained.
embodiment 3:for the preparation method of the solidifying agent of salt marsh mud soil hardening
Each raw material is taken respectively: high-alumina cement 1 part by following mass fraction, 0.34 part, calcium carbonate, talcum powder 0.28 part, water reducer 0.16 part, calcium lime powder 6.2 parts, sulfur-containing mixture (mixture of sulfurated lime, calcium sulfate and magnesium sulfate) 0.28 part, beta-naphthalenesulfonic-acid formaldehyde sodium salt condenses 0.05 part, by the above-mentioned raw materials mixing weighed up, the solidifying agent for salt marsh mud soil hardening can be obtained.
embodiment 4:for the preparation method of the solidifying agent of salt marsh mud soil hardening
Each raw material is taken respectively: high-alumina cement 0.8 part by following mass fraction, 0.3 part, calcium carbonate, talcum powder 0.2 part, water reducer 0.1 part, calcium lime powder 6 parts, sulfur-containing mixture (mixture of sulfurated lime, calcium sulfate and magnesium sulfate) 0.2 part, by the above-mentioned raw materials mixing weighed up, can obtain the solidifying agent for salt marsh mud soil hardening.
embodiment 5:for the preparation method of the solidifying agent of salt marsh mud soil hardening
Each raw material is taken respectively: high-alumina cement 1.2 parts by following mass fraction, 0.4 part, calcium carbonate, talcum powder 0.3 part, water reducer 0.2 part, calcium lime powder 7 parts, sulfur-containing mixture (mixture of sulfurated lime, calcium sulfate and magnesium sulfate) 0.2 part, by the above-mentioned raw materials mixing weighed up, can obtain the solidifying agent for salt marsh mud soil hardening.
embodiment 6:the method of salt marsh mud soil hardening treatment
With Xu Xu new district, Lianyun Harbour saline soil for handling object, it has following characteristics:
1, this area's type of salinized soil is typical chlorine saline soil, ρ (Cl
-)/ρ (SO
4 2-) mean value is between 10 ~ 20, maximum can reach 58;
2, present obvious salinity downtrending within the scope of from earth's surface to 15m, soil type is successively from over-salted soil-strong saline soil-medium salting soil; Corresponding lyotropic salt point mass concentration, corrosive characteristics also present the decline trend from earth's surface to 15m depth range, show the impact of saltern for a long time on this area;
3, soil is micro--weak corrosion to concrete corrodibility, and corrosion class is more weak; Cl in soil
-especially within the scope of near surface 15m, mass concentration is higher, shows the strong corrosion effect to reinforcing bar, pipeline;
4, the lyotropic salt mass concentration feature of water body and soil similar, in underground water, villaumite mass concentration is high, display aggressive, and the influence on groundwater that the high salinity also illustrating in soil is subject to coastal waters water is larger.
Treatment process is:
1) solidifying agent prepared of Example 1 and Xu Xu new district, above-mentioned Lianyun Harbour saline soil mix, and the mass ratio of solidifying agent and saline soil is 1:10, and adjusting water consumption to the water ratio of mixing with soil material is 15%;
2) by 1) in mixture plastic bag sealing and in plastics bag, add 5 ~ 10mL water make solidifying agent and soil fully react 8 ~ 10h;
3) take out 2) in abundant reacted mixture, compaction moulding, compaction reaches the maximum dry density of mixing with soil material, rest 1 day with plastic bag sealing again, again by sunlight photograph solarization 6 days naturally, then measure its various performance, wherein unconfined compression strength be 4.8MPa(as shown in Figure 1).
The method is for Lianyungang of Jiangsu Xu Xu open area PCK steel pipe road and the interim sidewalk of on-site.
embodiment 7:the method of salt marsh mud soil hardening treatment
1) solidifying agent prepared of Example 2 and Xu Xu new district, Lianyun Harbour saline soil mix, and the mass ratio of solidifying agent and saline soil is 1:15, and adjusting water consumption to the water ratio of mixing with soil material is 20%;
2) by 1) in mixture plastic bag sealing and in plastics bag, add 5 ~ 10mL water make solidifying agent and soil fully react 8 ~ 10h;
3) take out 2) in abundant reacted mixture, compaction moulding, compaction reaches the maximum dry density of mixing with soil material, rest 1 day with plastic bag sealing again, naturally solarization 6 days is shone again by sunlight, then measure its various performance, wherein unconfined compression strength is that 5.1 MPa(are illustrated in fig. 2 shown below).
The method is for Lianyungang of Jiangsu Xu Xu open area PCK steel pipe road and on-site goods yard.
embodiment 8:the method of salt marsh mud soil hardening treatment
1) solidifying agent prepared of Example 3 and Xu Xu new district, Lianyun Harbour saline soil mix, and the mass ratio of solidifying agent and saline soil is 1:13, and adjusting water consumption to the optimum moisture content of mixing with soil material is 10%;
2) by 1) in mixture plastic bag sealing and in plastics bag, add 5 ~ 10mL water make solidifying agent and soil fully react 8 ~ 10h;
3) take out 2) in abundant reacted mixture, compaction moulding, compaction reaches the maximum dry density of mixing with soil material, then rests 1 day with plastic bag sealing, then reacts 6 days by immersion-drying cycle repeatedly, then its various performance is measured, its unconfined compression strength is 7.9MPa, and is insoluble to salt solution, soaks also corrosion-free phenomenon and occur in salt solution, through practice, repeatedly soak-dry the saline soil ultimate compression strength after making solidifying agent process is significantly raised.
The method is for Lianyungang of Jiangsu Xu Xu open area PCK steel pipe road and on-site goods yard.
embodiment 9:the method of salt marsh mud soil hardening treatment
1) stockyard experiment, bearing pressure is designed to 50 tons/m
2;
2) construction environment requires to avoid rainy season, and natural weather is sunny, and temperature is more high better;
3) first, by engineering machinery, existing place is bulldozed, absolute altitude, mark are carried out in Ge Jiaohe center, place four etc.;
4) unwrapping wire from the central vertical cross of place, each laying width 2.2 ~ 2.6 meters is wide, digs up 400 ~ 500mm, natural air drying, then pulverize by mechanical means with navvy;
5) hardening treatment of the first layer soil: be not less than 250 horsepowers of tractors by below earth more deeply plough dig 350mm, shine dry doubling rotary cultivator under the sun to pulverize, then, the solidifying agent of embodiment 1 preparation is evenly sprinkled into rotary tillage sowing machine, the weight ratio of solidifying agent and dry ground earth is 1:(10 ~ 15), and immediately with plough deeply plough and rotary cultivator carry out mechanical uniform stirring, stir number of times more many more evenly better, spray a small amount of water (making water ratio be 10 ~ 20%) if desired, then, carry out spreading repeatedly with machinery, carry out the steady the first layer of water;
6) hardening treatment of second layer soil: part steps 4) earthen backfill of apoplexy dry grinding enters in ditch, the degree of depth is about 250mm, pulverize the solidifying agent being evenly sprinkled into embodiment 1 and preparing, the weight ratio of solidifying agent and dry ground earth is 1:(10 ~ 15), and immediately with ploughing deeply plough and rotary cultivator carries out mechanical uniform stirring, stirring number of times more many more even better, spraying a small amount of water (making water ratio be 10 ~ 20%) if desired, carry out spreading repeatedly with machinery again, carry out middle layer;
7) hardening treatment of third layer soil: again earthen backfill dark for the about 250mm be left in step 4) is entered in ditch, pulverize the solidifying agent being evenly sprinkled into embodiment 1 and preparing, the weight ratio of solidifying agent and dry ground earth is 1:(10 ~ 15), mix, spray a small amount of water (making water ratio be 10 ~ 20%) if desired and carry out spreading repeatedly with machinery, absolute compacting improves the density of composite soil, carries out third layer water-resisting layer;
8) whole sequence of construction is launched according to vertical " cross weave a mat method ", strengthens the firm stable of whole plate, avoids or the plate fracture that reduces local pressure excessive and cause or fault-layer-phenomenon;
9) hardening treatment of the 4th layer of soil: whole basic hardening treatment is complete, repeatedly integrally carry out spreading with street roller equably, re-lay the thick irregular road of 200mm on surface and pound stone (irregular broken stone 25*25mm), to strengthen surface strength, the mud scum avoiding and reduce surface to cause because of the rainy day and contaminated site;
10) last roll milling forming again, reaches maximum dry density, preserving period be no less than 7 days after can reach goods yard requirement, can normally come into operation, if having particular requirement to weather resistance, preserving period, should not be less than 28 days, if temperature, humidity are too low, then need corresponding prolongation preserving period.
Claims (3)
1. for a solidifying agent for salt marsh mud soil hardening, it is characterized in that: it is made up of the raw material of following mass fraction:
High-alumina cement 0.8 ~ 1.2 part,
0.3 ~ 0.4 part, calcium carbonate,
Talcum powder 0.2 ~ 0.3 part,
Water reducer 0.1 ~ 0.2 part,
6 ~ 7 parts, lime,
Sulfur-containing mixture 0.2 ~ 0.3 part;
Beta-naphthalenesulfonic-acid formaldehyde sodium salt condenses 0 ~ 0.1 part;
Described sulfur-containing mixture is the mixture of sulfurated lime, calcium sulfate and magnesium sulfate.
2. a kind of solidifying agent for salt marsh mud soil hardening according to claim 1, is characterized in that: described lime is selected from as calcium lime powder.
3. a method for salt marsh mud soil hardening treatment, is characterized in that: comprise the following steps:
1) by described solidifying agent arbitrary in claim 1 ~ 2 and saline soil mixing, the mass ratio of solidifying agent and saline soil is 1:(10 ~ 15), adjustment water consumption is 10 ~ 20% to the water ratio of compound;
2) make 1) in solidifying agent and saline soil fully react 8 ~ 10h;
3) by 2) in abundant reacted mixture, compaction moulding, compaction reaches the maximum dry density of this mixing with soil material, places 7 ~ 28 days.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410111644.8A CN103936375B (en) | 2014-03-24 | 2014-03-24 | A kind of solidifying agent for salt marsh mud soil hardening and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410111644.8A CN103936375B (en) | 2014-03-24 | 2014-03-24 | A kind of solidifying agent for salt marsh mud soil hardening and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103936375A CN103936375A (en) | 2014-07-23 |
| CN103936375B true CN103936375B (en) | 2015-09-02 |
Family
ID=51184298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410111644.8A Active CN103936375B (en) | 2014-03-24 | 2014-03-24 | A kind of solidifying agent for salt marsh mud soil hardening and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103936375B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105622008B (en) * | 2015-12-22 | 2018-08-14 | 番禺珠江钢管（连云港）有限公司 | One kind is for alkaline land soil hardening compounding curing agent |
| CN106477997B (en) * | 2016-11-03 | 2019-01-25 | 天津城建大学 | A method of using emulsified asphalt stabilized saline soil |
| CN112227128A (en) * | 2020-09-27 | 2021-01-15 | 中建路桥集团有限公司 | Method for improving durability of solidified soil by doping granular fillers such as shell powder |
| CN115636650A (en) * | 2021-07-20 | 2023-01-24 | 浙江省水利河口研究院(浙江省海洋规划设计研究院) | Soil curing agent and preparation method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0532970A (en) * | 1991-07-08 | 1993-02-09 | Nippon Synthetic Chem Ind Co Ltd:The | Soil-solidifying agent |
| JP4074857B2 (en) * | 2004-01-27 | 2008-04-16 | 独立行政法人農業・食品産業技術総合研究機構 | Soil solidifying agent |
| CN100347269C (en) * | 2005-09-30 | 2007-11-07 | 清华大学 | Soil curing agent suitable for salinized soil |
| CN100513701C (en) * | 2007-06-04 | 2009-07-15 | 天津城市建设学院 | Method for solidifying beach salty soil |
| CN101275394A (en) * | 2008-04-28 | 2008-10-01 | 北京航空航天大学 | Curing method for saline soil |
| CN101289850B (en) * | 2008-06-03 | 2010-06-16 | 凌贤长 | Saline soil curing agent and technical applications thereof |
| CN103184052B (en) * | 2012-11-01 | 2015-07-22 | 中国地震局兰州地震研究所 | Unsaturated loess modification treatment method |
-
2014
- 2014-03-24 CN CN201410111644.8A patent/CN103936375B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103936375A (en) | 2014-07-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102344813B (en) | Curing agent for curing marine poor subsoil | |
| CN101381194A (en) | Environment-friendly type sludge firming agent | |
| CN100564694C (en) | Sullage solidifying method | |
| CN102584165B (en) | Curing agent for curing/stabilizing silt (sludge) and soft foundation, and application thereof | |
| CN101684038A (en) | Curing agent and construction method of weak soil | |
| CN100373010C (en) | Canal system earth solidification agent and its production method | |
| CN104891892A (en) | Method used for preparing simulate planting concrete from sludge | |
| CN102703086A (en) | Inorganic soil curing agent and preparation method thereof | |
| CN103319067B (en) | Environment-friendly type mud solidification method | |
| Li et al. | Evaluation of the preparation and fertilizer release performance of planting concrete made with recycled-concrete aggregates from demolition | |
| CN103936375B (en) | A kind of solidifying agent for salt marsh mud soil hardening and application thereof | |
| CN102518126A (en) | Method for preparing cement-soil mixing pile | |
| CN102002366A (en) | Salinized soil curing agent prepared from industrial waste slag | |
| CN103265239A (en) | Method for preparing sludge concrete | |
| CN106929025A (en) | A kind of soil anti-penetrating agent and its construction method | |
| KR100884285B1 (en) | The soil stabilization for which this for super-high-pressure injection and this were used with hardening agent for soft soil stabilization | |
| CN112779016A (en) | High-strength soil-fixing rock powdery material, preparation method and application | |
| CN107675702A (en) | A kind of construction method of cinder from refuse incineration stake | |
| CN101289850B (en) | Saline soil curing agent and technical applications thereof | |
| CN109694167A (en) | A kind of mud compound solidification material | |
| CN102503295A (en) | Non-sintered brick prepared from river and lake silt and preparation process thereof | |
| CN106830875A (en) | A kind of magnesium phosphate cement foam concrete fixes the sand plate and preparation method thereof | |
| CN101921594A (en) | Powdery soil solidifying agent for solidifying quasi-base courses and subbase courses | |
| CN103539422B (en) | A kind of dredged mud solidification prefabrication and preparation method thereof | |
| CN105731964A (en) | Municipal sludge treatment curing agent and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: LIANYUNGANG AIKE NEW MATERIAL CO., LTD. Free format text: FORMER OWNER: ZHUJIANG STEEL PIPE CO., LTD., PANYU Effective date: 20150717 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150717 Address after: Banqiao Industrial Park in Jiangsu Province, Lianyungang City Lianyun District 222000 Applicant after: LIANYUNGANG AIKE NEW BUILDING MATERIAL CO., LTD. Address before: Qinghe Road Guangzhou city Guangdong province 511450 Panyu District Shiji Town Applicant before: Zhujiang Steel Pipe Co., Ltd., Panyu |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180716 Address after: 222000 office building, 396 Jiangsu Avenue, Xuxu New District, Lianyungang, Jiangsu Patentee after: Panyu Zhujiang steel pipe (Lianyungang) Co., Ltd. Address before: 222000 Banqiao Industrial Park, Lianyungang District, Jiangsu Province Patentee before: LIANYUNGANG AIKE NEW BUILDING MATERIAL CO., LTD. |