CN108083664A - A kind of sludge solidifying agent and its preparation and construction method - Google Patents
A kind of sludge solidifying agent and its preparation and construction method Download PDFInfo
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- CN108083664A CN108083664A CN201611046334.8A CN201611046334A CN108083664A CN 108083664 A CN108083664 A CN 108083664A CN 201611046334 A CN201611046334 A CN 201611046334A CN 108083664 A CN108083664 A CN 108083664A
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- Prior art keywords
- weight
- sludge
- dry powder
- solidifying agent
- solution
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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
- C04B11/00—Calcium sulfate cements
- C04B11/28—Mixtures thereof with other inorganic cementitious materials
- C04B11/30—Mixtures thereof with other inorganic cementitious materials with hydraulic cements, e.g. Portland cements
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
-
- 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
- C04B2111/00767—Uses not provided for elsewhere in C04B2111/00 for waste stabilisation purposes
Abstract
The present invention provides a kind of sludge solidifying agent and its preparation and construction methods.The sludge solidifying agent is mixed to get by major ingredient dry powder, auxiliary material solution and water；The major ingredient dry powder includes cement powder, gypsum dry powder, lime dry powder and flyash, and the weight of the cement powder, the gypsum dry powder and the lime dry powder is respectively the 5%~15% of the weight of the soft base sludge of pre-reinforcement processing；The sodium silicate solution that the auxiliary material solution includes the sodium hydroxide solution that weight fraction is 10%~20%, the metabisulfite solution that weight fraction is 10%~20% and weight fraction are 10%~20%, the weight of solute sodium metasilicate is respectively 1%~7% of the weight of cement powder described in the major ingredient dry powder in solute sodium sulphate and the sodium silicate solution in solute sodium hydroxide, the metabisulfite solution in the sodium hydroxide solution；The weight of the water is 1~2 times of the sum of the weight of the weight and auxiliary material solution of the major ingredient dry powder；The sludge curing soil of formation has trapping effect, and odorless gas sheds.
Description
Technical field
The present invention relates to field of material technology, more particularly to a kind of sludge solidifying agent and a kind of sludge solidifying agent
Preparation and construction method.
Background technology
To expand the usable floor area of land basal plane, can be reclaimed fields from the sea at present, the related work such as sludge solidification, sludge curing
Journey.In the work progress of above-mentioned engineering, curing agent can be added into the weaker soft base soil of bearing capacity, change soft base soil
Crumb structure increases intermolecular affinity in soil, makes soft base clay solidifying into the bearing capacity curing relatively low compared with strong, moisture content
Soil.
Existing sludge solidifying agent is bad to the solidification effect of soft base sludge, the bearing capacity of the sludge after curing still compared with
It is weak, it is unsatisfactory for such as requirement of highway, railway basal plane to bearing capacity.In addition, contain substantial amounts of polluter in sludge, accordingly
Also containing substantial amounts of polluter in the sludge curing soil that ground is formed, the longer-term persistence of polluter can distribute sludge curing soil
Foul odour causes environment harmful effect, reduces the taste perception of the user of sludge curing soil.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of a kind of sludge solidifying agent and one for overcoming the above problem
The preparation of kind sludge solidifying agent and construction method.
One side according to the invention, provides a kind of sludge solidifying agent, and the sludge solidifying agent is by major ingredient dry powder, auxiliary
Material solution and water are mixed to get；
The major ingredient dry powder includes cement powder, gypsum dry powder, lime dry powder and flyash, the cement powder, described
The weight of gypsum dry powder and the lime dry powder is respectively the 5%~15% of the weight of the soft base sludge of pre-reinforcement processing；
The auxiliary material solution includes the sodium hydroxide solution that weight fraction is 10%~20%, weight fraction be 10%~
20% metabisulfite solution and weight fraction is 10%~20% sodium silicate solution, solute hydrogen-oxygen in the sodium hydroxide solution
Change sodium, the weight of solute sodium metasilicate is respectively the master in solute sodium sulphate and the sodium silicate solution in the metabisulfite solution
Expect 1%~7% of the weight of cement powder described in dry powder；
The weight of the water is 1~2 times of the sum of the weight of the weight and auxiliary material solution of the major ingredient dry powder；
After curing process being carried out using the sludge solidifying agent to pending soft base sludge, the sludge curing soil tool of formation
There is trapping effect, odorless gas sheds.
Optionally, the sludge solidifying agent is suitable for being up to moisture content 120% soft base sludge progress curing process.
Optionally, the unconfined compressive strength of the sludge curing soil of formation reaches 20~35t/m2。
Optionally, the hardening time of the soft base sludge added with the sludge solidifying agent is in 20~25h.
Other side according to the invention provides a kind of method for the above-mentioned sludge solidifying agent for preparing and construct, described
Method includes：
Prepare weight fraction be 10%~20% sodium hydroxide solution, weight fraction be 10%~20% sodium sulphate it is molten
Liquid and three kinds of auxiliary material solution of sodium silicate solution that weight fraction is 10%~20%；
Three kinds of cement powder, gypsum dry powder and lime dry powder major ingredient dry powder with the three kinds of auxiliary material solution prepared are mixed, are added
Add water, sludge solidifying agent is obtained after agitated mixing, wherein, solute hydroxide in described 10%~20% sodium hydroxide solution
Solute silicon in solute sodium sulphate and described 10%~20% sodium silicate solution in sodium, described 10%~20% metabisulfite solution
The weight of sour sodium is respectively 1%~7% of the weight of cement powder described in the major ingredient dry powder, and the weight of the water of addition is three
Plant the sum of the weight of major ingredient dry powder and the weight of three kinds of auxiliary material solution 1~2 times；
The sludge solidifying agent is added in the soft base sludge of processing to be solidified, after agitated and curing, obtained
The sludge curing soil.
Optionally, the soft base sludge that the sludge solidifying agent is added to processing to be solidified includes：
The sludge solidifying agent is added directly in the soft base sludge in processing to be solidified in situ.
Compared with prior art, the present invention includes advantages below：
The present invention provides a kind of sludge solidifying agent, the sludge solidifying agent is mixed by major ingredient dry powder, auxiliary material solution and water
It obtains；The major ingredient dry powder includes cement powder, gypsum dry powder and lime dry powder, cement powder, gypsum dry powder and lime dry powder
Weight be respectively pre-reinforcement processing soft base sludge weight 5%~15%；It is 10% that auxiliary material solution, which includes weight fraction,
The metabisulfite solution and weight fraction that~20% sodium hydroxide solution, weight fraction are 10%~20% are 10%~20%
Sodium silicate solution, it is molten in solute sodium sulphate and sodium silicate solution in solute sodium hydroxide, metabisulfite solution in sodium hydroxide solution
The weight of matter sodium metasilicate is respectively 1%~7% of the weight of cement powder in major ingredient dry powder；The weight of water is the weight of major ingredient dry powder
Measure the sum of the weight with auxiliary material solution 1~2 times；Pending soft base sludge is carried out at curing using above-mentioned sludge solidifying agent
Reason, the sludge curing soil of formation have trapping effect, and odorless gas sheds, environmentally safe, ensure that the taste of user
Feel impression.
Sludge solidifying agent provided by the invention can be higher to moisture content soft base sludge carry out curing process, to moisture content
Up to 120% soft base sludge still has preferable solidification effect, so as to eliminate to the leading techniques such as soft base sludge dewatering, letter
The consolidation process program of soft base sludge is changed, has shortened the consolidation process time, reduce construction cost.
Use sludge solidifying agent reinforcing flexible foundation sludge provided by the invention, the non-confining strength of the sludge curing soil of formation
Degree reaches 20~35t/m2, can such as requirement of highway, railway basal plane to compression strength.
The present invention provides a kind of methods for the above-mentioned sludge solidifying agent for preparing and construct, and are consolidated based on sludge provided by the invention
The composition and property of agent so that, can be by sludge curing provided by the invention in the curing work progress of sludge solidifying agent
Agent, which is added directly in the soft base sludge in original position to be reinforced, to be mixed, without being applied according to traditional curing agent
Soft base sludge is first dug out, adds sludge solidifying agent into the soft base sludge dug out again and stir, will finally be added with by work method
The soft base sludge of curing agent is placed back in original position.Therefore, the present invention letter while solidification effect of sludge solidifying agent is improved
Change operational procedure, improved construction efficiency, reduce construction cost.
Description of the drawings
Fig. 1 is a kind of flow chart of the method for above-mentioned sludge solidifying agent for preparing and construct of the embodiment of the present invention.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, it is below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is described in further detail.
Sludge solidifying agent of the present invention is described in detail below by embodiment.
The embodiment of the present invention provides a kind of sludge solidifying agent, for carrying out curing process to soft base sludge.Wherein, soft base is dirty
Mud can be generated in domestic water, During Industrial Wastewater Treatment Process, such as handle the sludge generated during wastewater from chemical industry.
Sludge solidifying agent provided by the invention is mixed to get by major ingredient dry powder, auxiliary material solution and water.Wherein, the water is to remove
It is newly added outside major ingredient dry powder and auxiliary material solution.
Major ingredient dry powder includes cement powder, gypsum dry powder and lime dry powder.Wherein, the weight of cement powder is at pre-reinforcement
The 5%~15% of the weight of the soft base sludge of reason；The weight of gypsum dry powder is the 5% of the weight of the soft base sludge of pre-reinforcement processing
~15%；The weight of lime dry powder is the 5%~15% of the weight of the soft base sludge of pre-reinforcement processing.
Auxiliary material solution includes the sodium hydroxide solution that weight fraction is 10%~20%, weight fraction is 10%~20%
Metabisulfite solution and the sodium silicate solution that weight fraction is 10%~20%.Wherein, solute sodium hydroxide in sodium hydroxide solution
Weight be 1%~7% of the weight of cement powder in major ingredient dry powder；The weight of solute sodium sulphate is major ingredient in metabisulfite solution
The 1%~7% of the weight of cement powder in dry powder；The weight of solute sodium metasilicate is done for cement in major ingredient dry powder in sodium silicate solution
The 1%~7% of the weight of powder.
The weight of water is 1~2 times of the sum of the weight of the weight and auxiliary material solution of major ingredient dry powder.
Traditional sludge curing agent includes the components such as flocculant and surfactant, the presence based on said components so that shape
Into sludge curing soil include bubble class formation, bubble class formation can influence the compression strength of sludge curing soil, influence sludge
The normal use of solidified earth.And do not include the reagent treatments such as flocculant, surfactant in sludge solidifying agent provided by the invention,
The sludge curing soil of formation has preferable compression strength there is no above-mentioned bubble class formation.
The experimental results showed that the sludge curing soil handled through sludge solidifying agent provided by the invention has higher nothing
Confined compressive strength, unconfined compressive strength can reach 20~35t/m2, the basal planes such as highway, railway can be met to pressure resistance
The requirement of degree.
The sludge curing soil of formation has trapping effect, can completely cut off inside sludge curing soil internal smell, make dirt
Mud solidified earth odorless gas itself sheds, so as to ensure that Environmental security；The sludge curing soil of formation also has impermeable role,
The moisture inside sludge curing soil is prevented to shed, while the moisture outside sludge curing soil is prevented to enter, when outside moisture flows through
During sludge curing soil, the water quality of outside moisture from sludge curing soil influence, so as to ensure that the water quality safety of outside moisture.
It is understood according to water quality detection result, if the sewage index of external sewage reaches state sewage emission standard, flows through sludge and consolidate
The sewage index for changing the external sewage of soil still reaches state sewage emission standard.
Sludge solidifying agent provided by the invention can be higher to moisture content soft base sludge carry out curing process, when soft base is dirty
When the moisture content of mud is 120%, sludge solidifying agent still has preferable solidification to soft base sludge, so as to eliminate to soft base
The leading technique such as sludge dewatering simplifies the curing operational procedure of soft base sludge, shortens the construction time.
Sludge solidifying agent provided by the invention to hardening time of soft base sludge in 20~25h, since hardening time is shorter,
Therefore it can effectively shorten the construction time, improve construction efficiency.
The present invention also provides a kind of methods for the above-mentioned sludge solidifying agent for preparing and construct.Fig. 1 is the embodiment of the present invention
A kind of flow chart of the method for the above-mentioned sludge solidifying agent for preparing and construct, reference Fig. 1, the described method includes：
Step S1, it is 10%~20% to prepare sodium hydroxide solution, weight fraction that weight fraction is 10%~20%
Metabisulfite solution and three kinds of auxiliary material solution of sodium silicate solution that weight fraction is 10%~20%.
Step S2, by cement powder, three kinds of major ingredient dry powder of gypsum dry powder and lime dry powder and the three kinds of auxiliary material solution prepared
Mixing adds water, sludge solidifying agent is obtained after agitated mixing.
Wherein, in 10%~20% sodium hydroxide solution in solute sodium hydroxide, 10%~20% metabisulfite solution
The weight of solute sodium metasilicate is respectively cement powder in major ingredient dry powder in solute sodium sulphate and 10%~20% sodium silicate solution
Weight 1%~7%, the weight of the water of addition is the sum of the weight of the weight and three kinds of auxiliary material solution of three kinds of major ingredient dry powder
1~2 times.
Step S3, the sludge solidifying agent is added in the soft base sludge of processing to be solidified, after agitated and curing, obtained
Sludge curing soil.
Composition and property based on sludge solidifying agent provided by the invention so that using the sludge solidifying agent dirty to soft base
During mud carries out curing process, sludge solidifying agent can be added directly to the soft base sludge in processing to be solidified in situ
In, after agitated and curing, obtain sludge curing soil.First dig out soft base sludge compared to traditional curing agent construction method,
Curing agent is added into the soft base sludge dug out again and stirs, finally place back in the soft base sludge added with curing agent to original
Position, the present invention simplify operational procedure while the consolidation effect of sludge curing soil is improved, improve construction efficiency, reduce
Construction cost.
To make those skilled in the art that sludge solidifying agent provided by the invention be more clearly understood, below by following reality
Example is applied sludge solidifying agent provided by the invention is described in detail.
Embodiment 1
The weight of pending soft base sludge is 100kg, and the weight of sludge solidifying agent is 33kg.Sludge solidifying agent is by 15kg
Major ingredient dry powder, 1.5kg auxiliary materials solution and 16.5kg water are mixed to get.
Specifically, the weight of cement powder and gypsum dry powder is respectively to treat the soft base sludge of consolidation process in major ingredient dry powder
The 5% of weight, the sum of the weight of lime dry powder and the weight of flyash are equal to the weight of gypsum dry powder in major ingredient dry powder.15kg master
Expect that dry powder includes 5kg cement powders, 5kg gypsum dry powder and 5kg lime dry powder.
The weight fraction of sodium hydroxide solution, metabisulfite solution and sodium silicate solution is 10% in auxiliary material solution, three kinds
The weight of solute sodium hydroxide, solute sodium sulphate and solute sodium metasilicate in solution is respectively the weight of cement in major ingredient dry powder
1%.1.5kg auxiliary materials solution includes the sodium hydroxide solution that 0.5kg weight fractions are 10%, 0.5kg weight fractions are 10%
Metabisulfite solution and the sodium silicate solution that 0.5kg weight fractions are 10%.
The weight of the water is the weight of major ingredient dry powder and the sum of the weight of auxiliary material solution, i.e. water is 16.5kg.
Embodiment 2
The weight of pending soft base sludge is 100kg, and the weight of sludge solidifying agent is 182.25kg.Sludge solidifying agent by
45kg major ingredients dry powder, 15.75kg auxiliary materials solution and 121.5kg water are mixed to get.
Specifically, the weight of cement powder and gypsum dry powder is respectively to treat the soft base sludge of consolidation process in major ingredient dry powder
The 15% of weight, the sum of the weight of lime dry powder and the weight of flyash are equal to the weight of gypsum dry powder in major ingredient dry powder.45kg
Major ingredient dry powder includes 15kg cement powders, 15kg gypsum dry powder and 15kg lime dry powder.
The weight fraction of sodium hydroxide solution, metabisulfite solution and sodium silicate solution is 20% in auxiliary material solution, three kinds
The weight of solute sodium hydroxide, solute sodium sulphate and solute sodium metasilicate in solution is respectively the weight of cement in major ingredient dry powder
7%.15.75kg auxiliary materials solution includes the sodium hydroxide solution that 5.25kg weight fractions are 20%, 5.25kg weight fractions are
20% metabisulfite solution and 5.25kg weight fractions is 20% sodium silicate solution.
The weight of the water is 2 times of the sum of the weight of the weight and auxiliary material solution of major ingredient dry powder, i.e. water is 121.5kg.
Embodiment 3
The weight of pending soft base sludge is 100kg, and the weight of sludge solidifying agent is 98.475kg.Sludge solidifying agent by
30kg major ingredients dry powder, 9.375kg auxiliary materials solution and 59.1kg water are mixed to get.
Specifically, the weight of cement powder and gypsum dry powder is respectively to treat the soft base sludge of consolidation process in major ingredient dry powder
The 10% of weight, the sum of the weight of lime dry powder and the weight of flyash are equal to the weight of gypsum dry powder in major ingredient dry powder.30kg
Major ingredient dry powder includes 10kg cement powders, 10kg gypsum dry powder and 10kg lime dry powder.
The weight fraction of sodium hydroxide solution, metabisulfite solution and sodium silicate solution is 16% in auxiliary material solution, three kinds
The weight of solute sodium hydroxide, solute sodium sulphate and solute sodium metasilicate in solution is respectively the weight of cement in major ingredient dry powder
5%.9.375kg auxiliary materials solution includes the sodium hydroxide solution that 3.125kg weight fractions are 16%, 3.125kg weight fractions are
16% metabisulfite solution and 3.125kg weight fractions is 16% sodium silicate solution.
The weight of the water is 1.5 times of the sum of the weight of the weight and auxiliary material solution of major ingredient dry powder, i.e. water is 59.1kg.
A kind of sludge solidifying agent provided by the present invention and its preparation and construction method are described in detail above, this
Specific case is applied in text to be set forth the principle of the present invention and embodiment, the explanation of above example is only intended to
It helps to understand method and its core concept of the invention；Meanwhile for those of ordinary skill in the art, think of according to the invention
Think, in specific embodiments and applications there will be changes, in conclusion this specification content should not be construed as pair
The limitation of the present invention.
Claims (6)
1. a kind of sludge solidifying agent, which is characterized in that the sludge solidifying agent is mixed by major ingredient dry powder, auxiliary material solution and water
It arrives；
The major ingredient dry powder includes cement powder, gypsum dry powder, lime dry powder and flyash, the cement powder, the gypsum
The weight of dry powder and the lime dry powder is respectively the 5%~15% of the weight of the soft base sludge of pre-reinforcement processing；
The auxiliary material solution includes the sodium hydroxide solution that weight fraction is 10%~20%, weight fraction is 10%~20%
Metabisulfite solution and weight fraction are 10%~20% sodium silicate solution, solute sodium hydroxide in the sodium hydroxide solution,
The weight of solute sodium metasilicate is respectively that the major ingredient is done in solute sodium sulphate and the sodium silicate solution in the metabisulfite solution
The 1%~7% of the weight of cement powder described in powder；
The weight of the water is 1~2 times of the sum of the weight of the weight and auxiliary material solution of the major ingredient dry powder；
After carrying out curing process to pending soft base sludge using the sludge solidifying agent, the sludge curing soil of formation have every
Gas acts on, and odorless gas sheds.
2. sludge solidifying agent according to claim 1, which is characterized in that the sludge solidifying agent is suitable for moisture content height
Soft base sludge up to 120% carries out curing process.
3. sludge solidifying agent according to claim 1, which is characterized in that the non-confining strength of the sludge curing soil of formation
Degree reaches 20~35t/m2。
4. sludge solidifying agent according to claim 1, which is characterized in that the soft base sludge added with the sludge solidifying agent
Hardening time in 20~25h.
5. a kind of prepare and construct such as the method for claim 1-4 any one of them sludge solidifying agents, which is characterized in that described
Method includes：
Prepare weight fraction be 10%~20% sodium hydroxide solution, weight fraction be 10%~20% metabisulfite solution and
Weight fraction is 10%~20% three kinds of auxiliary material solution of sodium silicate solution；
Three kinds of cement powder, gypsum dry powder and lime dry powder major ingredient dry powder with the three kinds of auxiliary material solution prepared are mixed, add water,
Sludge solidifying agent is obtained after agitated mixing, wherein, solute sodium hydroxide, institute in described 10%~20% sodium hydroxide solution
State in 10%~20% metabisulfite solution solute sodium metasilicate in solute sodium sulphate and described 10%~20% sodium silicate solution
Weight be respectively 1%~7% of the weight of cement powder described in the major ingredient dry powder, the weight of the water of addition is three kinds of masters
Expect the sum of the weight of dry powder and the weight of three kinds of auxiliary material solution 1~2 times；
The sludge solidifying agent is added in the soft base sludge of processing to be solidified, after agitated and curing, obtained described
Sludge curing soil.
6. according to the method described in claim 5, it is characterized in that, described be added to processing to be solidified by the sludge solidifying agent
The soft base sludge include：
The sludge solidifying agent is added directly in the soft base sludge in processing to be solidified in situ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611046334.8A CN108083664A (en) | 2016-11-22 | 2016-11-22 | A kind of sludge solidifying agent and its preparation and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611046334.8A CN108083664A (en) | 2016-11-22 | 2016-11-22 | A kind of sludge solidifying agent and its preparation and construction method |
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| CN108083664A true CN108083664A (en) | 2018-05-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109320049A (en) * | 2018-11-20 | 2019-02-12 | 新叶九九全域科技(北京)有限公司 | A kind of recycling handles method for dirty mire and its application |
Citations (4)
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|---|---|---|---|---|
| JPS5841759A (en) * | 1981-09-03 | 1983-03-11 | 荒井 康夫 | Manufacture of lime construction material mixed with pulp sludge |
| CN101265070A (en) * | 2008-04-17 | 2008-09-17 | 高康 | Sludge solidifying agent and application thereof |
| CN102344813A (en) * | 2011-07-18 | 2012-02-08 | 徐辰楚 | Curing agent for curing marine poor subsoil |
| CN105198367A (en) * | 2015-08-17 | 2015-12-30 | 广州市建筑科学研究院有限公司 | Curing agent capable of rapidly curing sludge at room temperature and use method thereof |
-
2016
- 2016-11-22 CN CN201611046334.8A patent/CN108083664A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5841759A (en) * | 1981-09-03 | 1983-03-11 | 荒井 康夫 | Manufacture of lime construction material mixed with pulp sludge |
| CN101265070A (en) * | 2008-04-17 | 2008-09-17 | 高康 | Sludge solidifying agent and application thereof |
| CN102344813A (en) * | 2011-07-18 | 2012-02-08 | 徐辰楚 | Curing agent for curing marine poor subsoil |
| CN105198367A (en) * | 2015-08-17 | 2015-12-30 | 广州市建筑科学研究院有限公司 | Curing agent capable of rapidly curing sludge at room temperature and use method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109320049A (en) * | 2018-11-20 | 2019-02-12 | 新叶九九全域科技(北京)有限公司 | A kind of recycling handles method for dirty mire and its application |
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