CN108865067A - A kind of hyposmosis pumping water into coal water conservation friction reducer - Google Patents
A kind of hyposmosis pumping water into coal water conservation friction reducer Download PDFInfo
- Publication number
- CN108865067A CN108865067A CN201710316258.6A CN201710316258A CN108865067A CN 108865067 A CN108865067 A CN 108865067A CN 201710316258 A CN201710316258 A CN 201710316258A CN 108865067 A CN108865067 A CN 108865067A
- Authority
- CN
- China
- Prior art keywords
- water
- coal
- disodium
- friction reducer
- resin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/22—Materials not provided for elsewhere for dust-laying or dust-absorbing
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Detergent Compositions (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of hyposmosis pumping water into coal water conservation friction reducers, include following components according to mass percent：0.02% ~ 0.03% fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium, 0.1% ~ 0.2% water-soluble unsaturated-resin SR-1,0.01% ~ 0.05% polyoxyethylene sorbitan monooleate, 0.2% ~ 0.5% magnesium chloride, 0.05% ~ 0.1% sodium secondary alkyl sulfonate, 0.03% ~ 0.05% Disodium sulfosuccinate, 0.2% ~ 0.3% ammonium lauryl sulfate, surplus is water.A kind of hyposmosis pumping water into coal water conservation friction reducer that the invention is formulated has good infiltration, wetting and hard water resistance performance, the surface tension of aqueous solution can be greatly reduced, increase the speed of aqueous solution infiltration coal body, expand the range of aqueous solution Wetting Coal, to effectively reduce the yield of dust during seam mining, good coal mine working environment is created, and because of the raising of coal-bed flooding dust suppression efficiency, solves the problems, such as that water consumption is big.
Description
Technical field
The present invention relates to a kind of coal-bed flooding additive more particularly to a kind of water conservation drop resistances of hyposmosis pumping water into coal
Agent.
Background technique
Disaster one of of the coal dust as mine most serious, caused coal-dust explosion and occupational disease give China's coal-mine enterprise band
Carry out serious economic loss, also seriously threatens the health and life security of mine worker.In recent years, as China's coal-mine is opened
The raising of mechanization degree is adopted, the processes dust yields such as coal mining, driving, reprinting, transport are more and more, and the generation of dust is not only
Equipment can be damaged, reduce live visibility, and miner's pneumoconiosis can be caused, cause coal-dust explosion, spontaneous combustion.It factually surveys, is not having
Under the premise of having any dust suppression measure, coal working face moment cutting dust concentration can reach 4000mg/m3, considerably beyond country
Regulatory requirements.
Coal-bed flooding is to can effectively reduce one of the measure of coal face dust concentration in all kinds of dust preventions, while can prevent
Coal and gas prominent reduces the gas density in working face return, prevents and treats bump.Coal-bed flooding is preparatory before back production
If playing dry hole on coal seam, then by drilling, pressurized water is injected into coal body, by increasing coal seam moisture, to change
The physico-mechanical properties of coal are generated with achieving the purpose that reduce coal dust.But when coal seam and pure water contact, due to pure water
Surface tension it is excessive, the speed for permeating coal seam is slower, and wetting qualities are poor, wetting range it is small, greatly reduce coal-bed flooding
Anti-dust effect.Furthermore common wetting agent osmotic effect is poor, thus seriously affects seepage velocity and wetting range, causes to press down
Dirt is ineffective.
Summary of the invention
In view of the deficiencies of the prior art, a kind of hyposmosis pumping water into coal provided by the invention water conservation friction reducer, to reduce
The surface tension of aqueous solution and its contact angle with coal improve seepage velocity of the aqueous solution in coal seam, expand the infiltration of aqueous solution
Saturating range, the yield of dust when reducing field operation.
In order to solve the above technical problems, the present invention program includes：
A kind of hyposmosis pumping water into coal water conservation friction reducer, wherein included the following components according to mass percent：
Fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium 0.02% ~ 0.03%
Water-soluble unsaturated-resin SR-1 0.1% ~ 0.2%
Polyoxyethylene sorbitan monooleate 0.01% ~ 0.05%
Magnesium chloride 0.2% ~ 0.5%
Sodium secondary alkyl sulfonate 0.05% ~ 0.1%
Disodium sulfosuccinate 0.03% ~ 0.05%
Ammonium lauryl sulfate 0.2% ~ 0.3%
Surplus is water.
The friction reducer, wherein included the following components according to mass percent：
Fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium 0.02%
Water-soluble unsaturated-resin SR-1 0.1%
Polyoxyethylene sorbitan monooleate 0.03%
Magnesium chloride 0.4%
Sodium secondary alkyl sulfonate 0.05%
Disodium sulfosuccinate 0.03%
Ammonium lauryl sulfate 0.2%
Water 99.17%.
The friction reducer, wherein included the following components according to mass percent：
Fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium 0.03%
Water-soluble unsaturated-resin SR-1 0.15%
Polyoxyethylene sorbitan monooleate 0.02%
Magnesium chloride 0.5%
Sodium secondary alkyl sulfonate 0.1%
Disodium sulfosuccinate 0.05%
Ammonium lauryl sulfate 0.3%
Water 98.85%.
The friction reducer, wherein included the following components according to mass percent：
Fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium 0.02%
Water-soluble unsaturated-resin SR-1 0.2%
Polyoxyethylene sorbitan monooleate 0.04%
Magnesium chloride 0.3%
Sodium secondary alkyl sulfonate 0.1%
Disodium sulfosuccinate 0.05%
Ammonium lauryl sulfate 0.3%
Water 98.99%.
The friction reducer, wherein included the following components according to mass percent：
Fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium 0.03%
Water-soluble unsaturated-resin SR-1 0.1%
Polyoxyethylene sorbitan monooleate 0.01%
Magnesium chloride 0.5%
Sodium secondary alkyl sulfonate 0.05%
Disodium sulfosuccinate 0.03%
Ammonium lauryl sulfate 0.2%
Water 99.08%.
A kind of hyposmosis pumping water into coal provided by the invention water conservation friction reducer, is added to for increasing aqueous solution wetability
The fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium of energy, water-soluble unsaturated-resin SR-1, Polyoxyethylene sorbitan
Alcohol monoleate, wherein fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium has excellent wetting, characteristic of solubilizing, no
It is only capable of improving the wettability of aqueous solution, and can increase the solubility of each reagent in water, water-soluble unsaturated-resin SR-1 tool
There is higher wetting capacity, polyoxyethylene sorbitan monooleate is nonionic surfactant, can preferably soak coal
Body, to enhance coal-bed flooding anti-dust effect；It is added to the inorganic salts magnesium chloride for improving coal-layer water-retaining, water can be reduced
The surface tension of solution, reduces the contact angle of aqueous solution and coal body, makees to increase capillary of the aqueous solution in coal body hole
Firmly, the wettability for maintaining coal seam wall surface, coal dust flies upward ability when reducing mining operations；It is added to water-soluble for increasing
Liquid and coal body adhesive force, the sodium secondary alkyl sulfonate of penetration, Disodium sulfosuccinate, wherein sodium secondary alkyl sulfonate is anion
Surfactant has extremely strong permeability, and good with yin, nonionic surfactant compatibility, Disodium sulfosuccinate profit
It is wet, permeance property is good, soluble easily in water, can accelerate the speed of aqueous solution infiltration coal body, expand the model of aqueous solution infiltration coal body
It encloses, to improve the dust suppression efficiency of coal-bed flooding technology；It is added to the dodecyl sulphate for the hard water resistance performance of enhancing material
Ammonium reduces the influence of water filling water quality to a certain extent, is further ensured that the seepage velocity and wetting range of aqueous solution.The hair
The bright hyposmosis pumping water into coal water conservation friction reducer being formulated has good wetting, infiltration and hard water resistance performance, Neng Gou great
The big surface tension for reducing aqueous solution, increases the speed of aqueous solution Wetting Coal, expands the range of aqueous solution Wetting Coal, thus
The yield for effectively reducing dust during seam mining creates good coal mine working environment, and because coal-bed flooding dust suppression is imitated
The raising of rate solves the problems, such as that water consumption is big, reduces operating cost.
Detailed description of the invention
Fig. 1 is that Heze dragon consolidates dust concentration comparison diagram under the conditions of coal face difference dust prevention in the present invention；
Include in figure do not take dust prevention, only take clear water it is spraying, using the embodiment of the present invention 1, using the embodiment of the present invention
2, using the data comparison of the totally five kinds of dust-tight manners of the embodiment of the present invention 3.
Specific embodiment
The present invention provides a kind of hyposmosis pumping water into coal water conservation friction reducers, to make the purpose of the present invention, technical solution
And effect is clearer, clear, the present invention is described in more detail below.It should be appreciated that specific implementation described herein
Example is only used to explain the present invention, is not intended to limit the present invention.
The present invention provides a kind of hyposmosis pumping water into coal water conservation friction reducers, wherein according to mass percent, it includes
Following components：0.02% ~ 0.03% fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium, 0.1% ~ 0.2% it is water-soluble not
Saturated resin, 0.01% ~ 0.05% polyoxyethylene sorbitan monooleate, 0.2% ~ 0.5% magnesium chloride, 0.05% ~ 0.1%
Sodium secondary alkyl sulfonate, 0.03% ~ 0.05% Disodium sulfosuccinate, 0.2% ~ 0.3% ammonium lauryl sulfate, surplus is
Water.Wherein, addition for enhancing the fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium, water-soluble of aqueous solution wettability
Property unsaturated-resin, polyoxyethylene sorbitan monooleate and for increasing aqueous solution and coal body adhesive force, penetration
Sodium secondary alkyl sulfonate, Disodium sulfosuccinate can promote diffusion motion of the aqueous solution in coal seam, propose coal-bed flooding speed
It is 70 percentage points or so high, nearly 0.25 times of increasing radius is soaked, the inorganic salts chlorine for improving coal-layer water-retaining is added to
Change magnesium, reduce the surface tension of water, keeps the wettability of coal seam wall surface, and the dodecane for the hard water resistance performance of enhancing material
Base ammonium sulfate reduces the influence of water filling water quality to a certain extent, is further ensured that the seepage velocity and wetting model of aqueous solution
It encloses, considerably increases the wettability of aqueous solution, improve the dust suppression efficiency of coal-bed flooding.
Following proportionate relationship, 0.02% fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters two can more preferably be used
Sodium, 0.1% water-soluble unsaturated-resin, 0.03% polyoxyethylene sorbitan monooleate, 0.4% magnesium chloride,
0.05% sodium secondary alkyl sulfonate, 0.03% Disodium sulfosuccinate, 0.2% ammonium lauryl sulfate, 99.17% water.Or
The fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium of person 0.03%, 0.15% water-soluble unsaturated-resin, 0.02% it is poly-
Ethylene oxide Sorbitan Monooleate, 0.5% magnesium chloride, 0.1% sodium secondary alkyl sulfonate, 0.05% succinate sulfonic acid
Sodium, 0.3% ammonium lauryl sulfate, 98.87% water.Or 0.02% fatty alcohol polyoxyethylene ether sulfosuccinic acid list
Ester disodium, 0.2% water-soluble unsaturated-resin, 0.04% polyoxyethylene sorbitan monooleate, 0.3% magnesium chloride,
0.1% sodium secondary alkyl sulfonate, 0.05% Disodium sulfosuccinate, 0.3% ammonium lauryl sulfate, 98.99% water.And or
The fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium of person 0.03%, 0.1% water-soluble unsaturated-resin, 0.01% it is poly-
Ethylene oxide Sorbitan Monooleate, 0.5% magnesium chloride, 0.05% sodium secondary alkyl sulfonate, 0.03% succinate sulfonic acid
Sodium, 0.2% ammonium lauryl sulfate, 99.08% water.Certainly can also become in the range of above-mentioned each component percentages
Swap out multiple combinations, since length is limited, will not enumerate herein.
In order to which the present invention is described in further detail, it is exemplified below more detailed embodiment and is illustrated.
Embodiment 1
By the fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium of 0.2g, the water-soluble unsaturated-resin of 1g, 0.3g it is poly-
Ethylene oxide Sorbitan Monooleate, the magnesium chloride of 4g, the sodium secondary alkyl sulfonate of 0.5g, 0.3g Disodium sulfosuccinate,
The ammonium lauryl sulfate of 2g is added in the water of 991.7g, mixes them thoroughly, is completely dissolved, and is finally configured to 1000kg water conservation
Friction reducer solution.In the friction reducer solution, fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium proportion is
0.02%, water-soluble unsaturated-resin proportion is 0.1%, and polyoxyethylene sorbitan monooleate proportion is
0.03%, magnesium chloride proportion is 0.4%, and sodium secondary alkyl sulfonate proportion is 0.05%, Disodium sulfosuccinate proportion
It is 0.03%, ammonium lauryl sulfate proportion is 0.2%, and water proportion is 99.17%.
Embodiment 2
By the fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium of 0.3g, the water-soluble unsaturated-resin of 1.5g, 0.2g
Polyoxyethylene sorbitan monooleate, the magnesium chloride of 5g, the sodium secondary alkyl sulfonate of 1g, 0.5g Disodium sulfosuccinate,
The ammonium lauryl sulfate of 3g is added in the water of 988.5g, mixes them thoroughly, is completely dissolved, and is finally configured to 1000kg water conservation
Friction reducer solution.In the friction reducer solution, fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium proportion is
0.03%, water-soluble unsaturated-resin proportion is 0.15%, and polyoxyethylene sorbitan monooleate proportion is
0.02%, magnesium chloride proportion is 0.5%, and sodium secondary alkyl sulfonate proportion is 0.1%, Disodium sulfosuccinate proportion
It is 0.05%, ammonium lauryl sulfate proportion is 0.3%, and water proportion is 98.85%.
Embodiment 3
By the fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium of 0.3g, the water-soluble unsaturated-resin of 1g, 0.1g it is poly-
Ethylene oxide Sorbitan Monooleate, the magnesium chloride of 5g, the sodium secondary alkyl sulfonate of 0.5g, 0.3g Disodium sulfosuccinate,
The ammonium lauryl sulfate of 2g is added in the water of 990.8g, mixes them thoroughly, is completely dissolved, and is finally configured to 1000kg water conservation
Friction reducer solution.In the friction reducer solution, fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium proportion is
0.03%, water-soluble unsaturated-resin proportion is 0.1%, and polyoxyethylene sorbitan monooleate proportion is
0.01%, magnesium chloride proportion is 0.5%, and sodium secondary alkyl sulfonate proportion is 0.05%, Disodium sulfosuccinate proportion
It is 0.03%, ammonium lauryl sulfate proportion is 0.2%, and water proportion is 99.08%.
By hyposmosis pumping water into coal shown in embodiment 1-3 with water conservation friction reducer and the common wetting agent J of coal mine in Heze
The solid coal face of dragon carries out field application, measures single hole water injection rate by the meter readings being mounted on water injecting pipeline
With single hole waterflood injection rate, coal body wetness degree measurement wetting radius is observed by live drilling, measurement result is as shown in Figure 1.
It will be seen from figure 1 that permeation promoter described in embodiment 1-3 is in terms of single hole water injection rate compared with common wetting agent J
It has been respectively increased 143%, 148%, 139%, 68.8%, 71.6%, 65.2% has been respectively increased in terms of single hole waterflood injection rate, has been soaked
It has been respectively increased 23.5%, 25.5%, 21.6% in terms of radius, coal-bed flooding osmotic efficiency is greatly improved.
Certainly, described above is only that presently preferred embodiments of the present invention is answered the present invention is not limited to enumerate above-described embodiment
When explanation, anyone skilled in the art is all equivalent substitutes for being made, bright under the introduction of this specification
Aobvious variant, all falls within the essential scope of this specification, ought to be by protection of the invention.
Claims (5)
1. a kind of hyposmosis pumping water into coal water conservation friction reducer, which is characterized in that included the following components according to mass percent：
Fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium 0.02% ~ 0.03%
Water-soluble unsaturated-resin SR-1 0.1% ~ 0.2%
Polyoxyethylene sorbitan monooleate 0.01% ~ 0.05%
Magnesium chloride 0.2% ~ 0.5%
Sodium secondary alkyl sulfonate 0.05% ~ 0.1%
Disodium sulfosuccinate 0.03% ~ 0.05%
Ammonium lauryl sulfate 0.2% ~ 0.3%
Surplus is water.
2. friction reducer according to claim 1, which is characterized in that included the following components according to mass percent：
Fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium 0.02%
Water-soluble unsaturated-resin SR-1 0.1%
Polyoxyethylene sorbitan monooleate 0.03%
Magnesium chloride 0.4%
Sodium secondary alkyl sulfonate 0.05%
Disodium sulfosuccinate 0.03%
Ammonium lauryl sulfate 0.2%
Water 99.17%.
3. friction reducer according to claim 1, which is characterized in that included the following components according to mass percent：
Fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium 0.03%
Water-soluble unsaturated-resin SR-1 0.15%
Polyoxyethylene sorbitan monooleate 0.02%
Magnesium chloride 0.5%
Sodium secondary alkyl sulfonate 0.1%
Disodium sulfosuccinate 0.05%
Ammonium lauryl sulfate 0.3%
Water 98.85%.
4. friction reducer according to claim 1, which is characterized in that included the following components according to mass percent：
Fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium 0.02%
Water-soluble unsaturated-resin SR-1 0.2%
Polyoxyethylene sorbitan monooleate 0.04%
Magnesium chloride 0.3%
Sodium secondary alkyl sulfonate 0.1%
Disodium sulfosuccinate 0.05%
Ammonium lauryl sulfate 0.3%
Water 98.99%.
5. friction reducer according to claim 1, which is characterized in that included the following components according to mass percent：
Fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium 0.03%
Water-soluble unsaturated-resin SR-1 0.1%
Polyoxyethylene sorbitan monooleate 0.01%
Magnesium chloride 0.5%
Sodium secondary alkyl sulfonate 0.05%
Disodium sulfosuccinate 0.03%
Ammonium lauryl sulfate 0.2%
Water 99.08%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710316258.6A CN108865067A (en) | 2017-05-08 | 2017-05-08 | A kind of hyposmosis pumping water into coal water conservation friction reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710316258.6A CN108865067A (en) | 2017-05-08 | 2017-05-08 | A kind of hyposmosis pumping water into coal water conservation friction reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108865067A true CN108865067A (en) | 2018-11-23 |
Family
ID=64287152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710316258.6A Pending CN108865067A (en) | 2017-05-08 | 2017-05-08 | A kind of hyposmosis pumping water into coal water conservation friction reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108865067A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116254095A (en) * | 2022-12-28 | 2023-06-13 | 安徽理工大学 | In-situ dust suppression method and material for reducing coal mining dust |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102337103A (en) * | 2011-07-11 | 2012-02-01 | 山东科技大学 | Penetrant for coal-bed flooding |
| CN103087680A (en) * | 2013-02-04 | 2013-05-08 | 中矿龙科能源科技(北京)股份有限公司 | Coal seam injection enhancement agent |
| CN103937453A (en) * | 2013-01-17 | 2014-07-23 | 上海市环境工程设计科学研究院有限公司 | Inhibiting agent for controlling dust pollution during household garbage collection and transportation process, preparation and applications thereof |
| CN104531073A (en) * | 2015-01-15 | 2015-04-22 | 山东科技大学 | Dust suppressant for enhancing effect of permeating and wetting dust particles and coal bodies |
-
2017
- 2017-05-08 CN CN201710316258.6A patent/CN108865067A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102337103A (en) * | 2011-07-11 | 2012-02-01 | 山东科技大学 | Penetrant for coal-bed flooding |
| CN103937453A (en) * | 2013-01-17 | 2014-07-23 | 上海市环境工程设计科学研究院有限公司 | Inhibiting agent for controlling dust pollution during household garbage collection and transportation process, preparation and applications thereof |
| CN103087680A (en) * | 2013-02-04 | 2013-05-08 | 中矿龙科能源科技(北京)股份有限公司 | Coal seam injection enhancement agent |
| CN104531073A (en) * | 2015-01-15 | 2015-04-22 | 山东科技大学 | Dust suppressant for enhancing effect of permeating and wetting dust particles and coal bodies |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116254095A (en) * | 2022-12-28 | 2023-06-13 | 安徽理工大学 | In-situ dust suppression method and material for reducing coal mining dust |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104531074B (en) | A kind of composite foam dedusting agent | |
| CN105950116B (en) | A kind of environment protecting type coal transport and stockpiling dust suppressant and preparation method | |
| CN103306710B (en) | A kind of compound retardant preventing spontaneous combustion of pulverized coal | |
| CN104531076B (en) | A kind of wet type water-retentivity dustfall agent | |
| CN103694960A (en) | Foaming dust suppression agent and preparation method thereof | |
| CN103964726A (en) | Foaming agent for earth pressure balance shield | |
| AU2014274500B2 (en) | Method for preparing inhibition slurry containing pulverized fuel ash for controlling fire in coal fields | |
| CN103305187A (en) | Compound chemical coal dust suppressant and preparation method thereof | |
| CN108059948A (en) | A kind of polybasic ion wetting agent for inhibiting mine dust and preparation method thereof | |
| CN105176493A (en) | Dust inhibitor and preparation method thereof | |
| CN105778867B (en) | A kind of solidifying type wet type control dirt wetting agent of anatonosis rush | |
| US5614473A (en) | Use of high purity imidazoline based amphoacetate surfactant as foaming agent in oil wells | |
| AU2009253842B2 (en) | Method and composition for sealing passages | |
| CN103867225A (en) | Filling mining method for preventing spontaneous combustion of coal bearing seam of coal mine and removing hydrogen sulfide | |
| CN103883347A (en) | Multifunctional liquid foam used for underground coal mine and using method thereof | |
| CN108865067A (en) | A kind of hyposmosis pumping water into coal water conservation friction reducer | |
| CN101224375B (en) | Absorbent compounds for absorbing gaseous | |
| CN106512276A (en) | Coal ash laminating type fire preventing and extinguishing agent and using method thereof | |
| CN205314974U (en) | Stick is arranged to special bubble of low yield gas watered -out well | |
| CN101781553B (en) | Active fracturing reagent for softening coal rock | |
| CN101385955B (en) | Foam dedusting agent for mine | |
| CN104930934A (en) | High-efficiency chemical water-stemming | |
| CN105507907A (en) | Method for reducing hydrogen sulfide emission in tunnel construction | |
| CN104010700A (en) | Method for stopping and/or preventing the spread of peat fires | |
| CN104531073A (en) | Dust suppressant for enhancing effect of permeating and wetting dust particles and coal bodies |
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 | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181123 |
|
| WD01 | Invention patent application deemed withdrawn after publication |