CN102107930A - Underground water nitrogen-fixation remediation filtering material and preparation method thereof - Google Patents
Underground water nitrogen-fixation remediation filtering material and preparation method thereof Download PDFInfo
- Publication number
- CN102107930A CN102107930A CN201110001391.5A CN201110001391A CN102107930A CN 102107930 A CN102107930 A CN 102107930A CN 201110001391 A CN201110001391 A CN 201110001391A CN 102107930 A CN102107930 A CN 102107930A
- Authority
- CN
- China
- Prior art keywords
- filtrate
- base
- underground water
- inorganic
- cation exchange
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 238000005067 remediation Methods 0.000 title abstract description 7
- 238000001914 filtration Methods 0.000 title abstract description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 18
- 239000011707 mineral Substances 0.000 claims abstract description 18
- 150000001449 anionic compounds Chemical group 0.000 claims abstract description 12
- 238000005341 cation exchange Methods 0.000 claims abstract description 12
- 150000001767 cationic compounds Chemical group 0.000 claims abstract description 12
- 229910001412 inorganic anion Inorganic materials 0.000 claims abstract description 12
- 229910001411 inorganic cation Inorganic materials 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 12
- 238000005349 anion exchange Methods 0.000 claims abstract description 10
- 238000001354 calcination Methods 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 238000010298 pulverizing process Methods 0.000 claims abstract description 6
- 239000000706 filtrate Substances 0.000 claims description 54
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- JYIBXUUINYLWLR-UHFFFAOYSA-N aluminum;calcium;potassium;silicon;sodium;trihydrate Chemical compound O.O.O.[Na].[Al].[Si].[K].[Ca] JYIBXUUINYLWLR-UHFFFAOYSA-N 0.000 claims description 7
- 229910001603 clinoptilolite Inorganic materials 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 230000008439 repair process Effects 0.000 claims description 6
- 239000004575 stone Substances 0.000 claims description 6
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 5
- 229910052901 montmorillonite Inorganic materials 0.000 claims description 5
- 229910052680 mordenite Inorganic materials 0.000 claims description 5
- 239000005995 Aluminium silicate Substances 0.000 claims description 4
- 235000012211 aluminium silicate Nutrition 0.000 claims description 4
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 4
- GDVKFRBCXAPAQJ-UHFFFAOYSA-A dialuminum;hexamagnesium;carbonate;hexadecahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Al+3].[Al+3].[O-]C([O-])=O GDVKFRBCXAPAQJ-UHFFFAOYSA-A 0.000 claims description 3
- 229910001701 hydrotalcite Inorganic materials 0.000 claims description 3
- 229960001545 hydrotalcite Drugs 0.000 claims description 3
- 229910052902 vermiculite Inorganic materials 0.000 claims description 2
- 239000010455 vermiculite Substances 0.000 claims description 2
- 235000019354 vermiculite Nutrition 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 abstract description 3
- 239000000758 substrate Substances 0.000 abstract 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 32
- 229910052757 nitrogen Inorganic materials 0.000 description 16
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 13
- 238000000034 method Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 239000003344 environmental pollutant Substances 0.000 description 5
- 238000011065 in-situ storage Methods 0.000 description 5
- 231100000719 pollutant Toxicity 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 239000003673 groundwater Substances 0.000 description 4
- 238000005342 ion exchange Methods 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229910021536 Zeolite Inorganic materials 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 125000002091 cationic group Chemical group 0.000 description 3
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 3
- 230000010534 mechanism of action Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000010457 zeolite Substances 0.000 description 3
- 206010020852 Hypertonia Diseases 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 2
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 description 2
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 235000013312 flour Nutrition 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000003895 groundwater pollution Methods 0.000 description 1
- -1 haydite Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Water Treatment By Sorption (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Abstract
The invention discloses an underground water nitrogen-fixation remediation filtering material and a preparation method thereof, belonging to the field of underground water remediation. The filtering material is prepared from the following components in percentage by weight: 10-50% of plastic binding mineral, 1-10% of permeable substrate and 40-80% of inorganic cation exchange substrate or inorganic anion exchange substrate. The preparation method comprises the following steps: preparing raw materials according to the percentage by weight, and pulverizing the plastic binding mineral and the inorganic cation exchange substrate or inorganic anion exchange substrate to 200 meshes for later use; pulverizing the permeable substrate to 50 meshes for later use; thoroughly mixing the pulverized raw materials, granulating, and rolling to obtain balls; and calcining the obtained ball-shaped filtering material. The remediation filtering material can be combined with other biological curing materials, and has the technical advantages of low water resistance coefficient, almost no short stream or circle stream, and the like.
Description
Technical field
What the present invention relates to is a kind of filtrate that is used for the reparation of underground water original position and preparation method thereof, and filtrate and preparation method thereof is repaired in a kind of underground water nitrogen immobilization of saying so more specifically.
Background technology
The principal mode of inorganic nitrogen is ammonia nitrogen, nitrite nitrogen and nitrate nitrogen in the underground water.The former is a positively charged ion, and both are negatively charged ion for the back, quantitatively based on ammonia nitrogen.It is biologic treating technique and materialization treatment technology that the underground water inorganic nitrogen pollutes the removal technical point.So-called original position reparation utilizes biological treatment or materialization treatment technology method exactly, need not underground water is extracted out, reaches the purpose of removing groundwater pollutant in original position.
Since the seventies in last century, multiple based technique for in-situ remediation such as aeration and underground water aeration in permeable reaction barrier, the well has appearred in underground water organic contamination control and reparation.The earliest original position is repaired Documentary Records [the Raymond R.L. that appears at 1975, Jamison V.M. and Hudson J.O. 1975, Final Report on Beneficial of Bacterial Activity in Groundwater Containing Petroleum Products, Committee on Environmental Affairs, American Petroleum Institute, Washington, D.C.] processing that gasoline is revealed, by injecting air and nutritive ingredient phreatic oleaginousness is reduced, and obtained patent [Raymond, U.S. Patent 4588506] thus.Formed comparatively complete technology in the original position reparation eighties in unsaturated soil underground water reparation field subsequently.After entering the nineties, along with the breakthrough of serious day by day and every technology of groundwater pollution, the biology in situ recovery technique begins to increase gradually on using.
What the underground water based technique for in-situ remediation generally used at present is biologic treating technique, and research contents comprises microbial population screening, nutrition and electron donor (oxygen and organic carbon) conveying etc., seldom sees the research about filtrate.PRB(Permeable Reactive Barrier, permeable reaction barrier) technology also belongs to one of underground water in-situ treatment, filling material commonly used comprises Zero-valent Iron, gac and zeolite etc., and its mechanism of action is respectively provides electron acceptor(EA), absorption and ion-exchange.The used every kind of filling material of PRB generally is independent use in certain concrete reparation well, does not see and mixes the precedent of using.Problem in practice is that the composition and the mechanism of action are single, and use range is limited.
Also use gac and zeolite in the filtrate involved in the present invention.Gac is a kind of as the perviousness base-material, and its content is no more than 10%.Zeolite (clinoptilolite and mordenite) is as main cationic exchange base-material, and content is at 40-80%.Be its over-all properties (prescription that the spheroidal particle water resistance is little, the nitrogen of variform can be taken into account removal, filtrate can suitably be adjusted according to groundwater quality) by the raw mineral materials synthetic filtrate of multiple performance than the advantage of one matter filler.
The filtrate of filter tank, waterworks use at present is generally [Xia Qiongqiong such as gac, hard coal, haydite, quartz sand, biological reinforced filtration treatment usefulness of tap water and factor of influence research commentary [J] thereof, Hohai University's journal, 2006], the filtrate that use in the industrial sewage filter tank also comprises [Miu Wei such as iron sand, manganese sand, the synthetic filtrate of flyash, the synthetic filtrate of clay, Compound Punch rod filtrate is removed ammonia nitrogen and organic test research, Forest Engineering, 2009].But the use of these filtrates is under the condition of higher relatively, the abundant keeping of face of land engineering, Pollutant levels, filtrate back flushing or replacing.And groundwater environment is that low temperature, nitrogen pollutant concentration are low, oxygen supply is for carbon deficiency, replaceable filtrate hardly.Obviously the environment for use of underground water original position nitrogen immobilization reparation is harsher, and is also higher to the requirement of filtrate.
Summary of the invention
1, invents the technical problem that will solve
Shortage at existing underground water nitrogen immobilization repair materials and in-situ remediation method, the invention provides a kind of underground water nitrogen immobilization and repair filtrate and preparation method thereof, the filtrate for preparing by the present invention can be used for the processing that phreatic inorganic nitrogen pollutes, and effectively removes polluted by nitrogen.
2, technical scheme
Inventive principle:
The adsorptive power of natural mineral and processing modified product thereof and ion-exchange capacity can satisfy the demand of underground water polluted by nitrogen recovery technique to nitrogen pollutant delay carrying capacity, also have price low simultaneously, free of contamination environmental friendliness advantage.Thereby used in a large number in the present invention.Among the present invention various raw materials are divided into (with) ion-exchange base-material, plasticity bonding mineral and hypertonicity base-material three major types.The cationic exchange base-material is used to make has the cationic filtrate that is detained carrying capacity to ammonia nitrogen, and the anionresin base-material is used to make has the anionic filtrate that is detained carrying capacity to nitrite nitrogen and nitrate nitrogen.Plasticity bonding mineral mainly play the effect of plasticity balling-up granulation.The hypertonicity base-material makes the inside and outside absorption room UNICOM of ball-type filtrate, increases the delay carrying capacity to nitrogen pollutant of filtrate.Its mechanism of action is that the lower concentration inorganic nitrogen is cured in filtrate by ion exchange, be carried in sustainable ammonia nitrogen or nitric nitrogen and the gasification of engulfing the enrichment that is cured in filtrate of denitrifier in the filtrate, oxygen release agent that adds in the auxiliary shaft and carbon source can be kept the lasting survival of denitrifier.
Technical scheme of the present invention is as follows:
Filtrate is repaired in a kind of underground water nitrogen immobilization, one of them constitutes to exchange base-material by plasticity bonding mineral, perviousness base-material and inorganic cation exchange base-material or inorganic anion, and wherein the weight content of each component is: plasticity bonding mineral 10~50%, perviousness base-material 1~10%, inorganic cation exchange base-material or inorganic anion exchange base-material 40~80%.
Inorganic cation exchange base-material wherein is natural mineral clinoptilolite, mordenite, vermiculite or pillared montmorillonite.Inorganic anion exchange base-material wherein is a hydrotalcite.Plasticity bonding mineral are slope stone, kaolin or montmorillonite repeatly.
Described perviousness base-material is diatomite, pearlstone or gac.
The preparation method of filtrate is repaired in a kind of underground water nitrogen immobilization, the steps include:
(1) content is by weight: plasticity bonding mineral 10~50%, perviousness base-material 1~10%, inorganic cation exchange base-material or inorganic anion exchange base-material 40~80% are prepared raw materials, and plasticity is bondd, and all to be crushed to 200 orders standby for mineral and inorganic cation exchange base-material or inorganic anion exchange base-material raw material;
(2) perviousness base-material raw material pulverizing to 50 order is standby;
(3) the various raw materials after step (1) and (2) pulverizing are allocated in proportion, thorough mixing is even, adds water and be rolled into ball-type in tablets press, until the expection particle diameter;
(4) the ball-type filtrate that step (3) is obtained obtains the immobilization of underground water nitrogen and repairs filtrate 500~800 ℃ of calcinings 1~4 hour.
3. beneficial effect
The invention provides a kind of underground water nitrogen immobilization and repair filtrate and preparation method thereof, the present invention repairs filtrate and adopts the multicomponent inorganic raw material composite, solved all commutative absorption of positively charged ion, negatively charged ion, can unite the problem of use with other biological solidify material (carbon source material, oxygen release material).Owing to adopted even ball-type agglomeration technique, it is little also to have the water resistance coefficient simultaneously, and short hardly stream does not have and technical superiority such as streams.Filtrate of the present invention directly is added in use in the underground water reparation well and uses].
Embodiment
Embodiment 1
The clinoptilolite of proportioning 70% weight ratio; the slope of 25% weight ratio is stone repeatly; the diatomite powder of 5% weight ratio; clinoptilolite and slope stone flour repeatly are broken to 200 orders; thorough mixing is even; the limit adds the waterside and rolls and to make the ball-type filtrate of particle diameter 3mm in tablets press, 800 ℃ of temperature lower calcinations 4 hours, makes the ammonia nitrogen absorption filtrate.Its material characteristics is BET=25m2/g, porosity 80%, granule strength 55N/.Use this filtrate to the underground water of initial ammonia nitrogen concentration as 1.0mg/l, experience 1 hour equilibrium adsorption after, feed ratio is the 1:20(filtrate: water), ammonia nitrogen removal frank reaches 12.5%.
Embodiment 2
The mordenite of proportioning 80% weight ratio; the kaolin of 19% weight ratio; the absorbent charcoal powder body of 1% weight ratio; mordenite and kaolin powder are broken to 200 orders; thorough mixing is even; the limit adds the ball-type filtrate that particle diameter 3mm is made in the waterside rolling in tablets press, and calcining is 2 hours under 500 ℃ of temperature and protection of reducing atmosphere, makes the ammonia nitrogen absorption filtrate.Its material characteristics is BET 42m2/g, porosity 93%, granule strength 41N/.Use this filtrate to the underground water of ammonia nitrogen starting point concentration as 1.0mg/l, experience 1 hour equilibrium adsorption after, feed ratio is the 1:20(filtrate: water), ammonia nitrogen removal frank reaches 31%.
Embodiment 3
The hydrotalcite of proportioning 80% weight ratio, the montmorillonite of 10% weight ratio, the diatomite of 10% weight ratio, thorough mixing is even, and the limit adds the waterside and rolls and to make the ball-type filtrate of particle diameter 3mm in tablets press, 800 ℃ of temperature lower calcinations 1 hour, makes the nitric nitrogen absorbent filter medium.Its material characteristics is BET 76m2/g, porosity 42%, granule strength 61N/.Use this filtrate to the underground water of nitric nitrogen starting point concentration as 1.0mg/l, experience 1 hour equilibrium adsorption after, feed ratio is the 1:20(filtrate: water), the nitric nitrogen clearance reaches 53%.
Embodiment 4
The clinoptilolite of proportioning 40% weight ratio; the slope of 50% weight ratio is stone repeatly; the gac of 10% weight ratio; clinoptilolite and slope stone flour repeatly are broken to 200 orders; thorough mixing is even; the limit adds the ball-type filtrate that particle diameter 3mm is made in the waterside rolling in tablets press, and calcining is 1 hour under 600 ℃ of temperature and protection of reducing atmosphere, makes the nitrogen absorbent filter medium.Its material characteristics is BET=95m2/g, porosity 94%, granule strength 25N/.Use this filtrate initial ammonia nitrogen, nitrite and nitrate concentration to be respectively the human configuration underground water of 1.0mg/l, 0.5 mg/l and 0.8 mg/l, after experiencing 1 hour equilibrium adsorption, feed ratio is the 1:20(filtrate: water), ammonia nitrogen removal frank reaches 22.5%, and nitrite and nitrate removal rate reach 31% and 26% respectively.
Claims (6)
1. filtrate is repaired in a underground water nitrogen immobilization, one of them constitutes to it is characterized in that exchanging base-material by plasticity bonding mineral, perviousness base-material and inorganic cation exchange base-material or inorganic anion, and wherein the weight content of each component is: plasticity bonding mineral 10~50%, perviousness base-material 1~10%, inorganic cation exchange base-material or inorganic anion exchange base-material 40~80%.
2. filtrate according to claim 1 is characterized in that inorganic cation exchange base-material wherein is natural mineral clinoptilolite, mordenite, vermiculite or pillared montmorillonite.
3. filtrate according to claim 2 is characterized in that inorganic anion exchange base-material wherein is a hydrotalcite.
4. filtrate according to claim 3 is characterized in that plasticity bonding mineral wherein are slope stone, kaolin or montmorillonite repeatly.
5. according to each described filtrate in the claim 1~4, it is characterized in that perviousness base-material wherein is diatomite, pearlstone or gac.
6. the preparation method that filtrate is repaired in the immobilization of underground water nitrogen the steps include:
(1) content is by weight: plasticity bonding mineral 10~50%, perviousness base-material 1~10%, inorganic cation exchange base-material or inorganic anion exchange base-material 40~80% are prepared raw materials, and plasticity is bondd, and all to be crushed to 200 orders standby for mineral and inorganic cation exchange base-material or inorganic anion exchange base-material raw material;
(2) perviousness base-material raw material pulverizing to 50 order is standby;
(3) the various raw materials after step (1) and (2) pulverizing are allocated in proportion, thorough mixing is even, adds water and be rolled into ball-type in tablets press, until the expection particle diameter;
(4) the ball-type filtrate that step (3) is obtained obtains the immobilization of underground water nitrogen and repairs filtrate 500~800 ℃ of calcinings 1~4 hour.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110001391.5A CN102107930B (en) | 2011-01-06 | 2011-01-06 | Underground water nitrogen-fixation remediation filtering material and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110001391.5A CN102107930B (en) | 2011-01-06 | 2011-01-06 | Underground water nitrogen-fixation remediation filtering material and preparation method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102107930A true CN102107930A (en) | 2011-06-29 |
CN102107930B CN102107930B (en) | 2013-01-02 |
Family
ID=44172227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110001391.5A Active CN102107930B (en) | 2011-01-06 | 2011-01-06 | Underground water nitrogen-fixation remediation filtering material and preparation method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102107930B (en) |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102372343A (en) * | 2011-10-09 | 2012-03-14 | 王鲁泉 | Wastewater treatment filling material and preparation method thereof |
CN102491497A (en) * | 2011-12-16 | 2012-06-13 | 南京大学 | Controlled-release carbon source material for repairing polluted underground water organisms and preparation method thereof |
CN102491502A (en) * | 2011-12-19 | 2012-06-13 | 南京大学 | Slow oxygen releasing material for repairing underground water and preparation method for slow oxygen releasing material |
CN102701552A (en) * | 2012-06-21 | 2012-10-03 | 南京大学 | Covering material for immobilized in-situ remediation of nitrogen in bottom sediment and preparation method thereof |
CN102718466A (en) * | 2012-06-14 | 2012-10-10 | 深圳市华水环保科技有限公司 | Multimedia biofilter material and preparation method thereof |
CN104909424A (en) * | 2015-05-25 | 2015-09-16 | 常州大学 | Method for treatment of high concentration ammonia nitrogen in monosodium glutamate wastewater |
CN105271463A (en) * | 2015-11-20 | 2016-01-27 | 威海广阳环保科技有限公司 | Efficient solid filter material used for sewage treatment and manufacturing method thereof |
CN106032296A (en) * | 2015-03-13 | 2016-10-19 | 轻工业环境保护研究所 | Material for remediation of groundwater petroleum contamination and preparation method thereof |
CN106365317A (en) * | 2016-09-26 | 2017-02-01 | 南京格丰环保材料有限公司 | Constructed wetland treatment system for village and town sanitary sewage |
CN106430819A (en) * | 2016-09-26 | 2017-02-22 | 南京格丰环保材料有限公司 | Total nitrogen removal material, preparation method thereof and micro-power integrated domestic sewage treatment equipment |
CN110076182A (en) * | 2018-01-26 | 2019-08-02 | 蔡永辉 | A kind of bicyclic synchronous circulating type is electronic-permeable reactive barrier soil remediation equipment |
CN110078222A (en) * | 2019-04-26 | 2019-08-02 | 福建工程学院 | A kind of preparation and application of bacteria carrier |
CN112551703A (en) * | 2020-11-20 | 2021-03-26 | 苏州科技大学 | Porous slow-release carbon source filler and preparation method and application thereof |
CN116040731A (en) * | 2023-01-31 | 2023-05-02 | 广东名桂环保有限公司 | Composite water treatment agent and preparation method thereof |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101195664A (en) * | 2006-12-06 | 2008-06-11 | 新疆大学 | Method for producing organic/inorganic mixed mode semi-interpenetrating network configuration superpower water absorber |
CN101830568A (en) * | 2010-05-10 | 2010-09-15 | 南京大学 | Functional biological fixation in-situ remediation method for underground water polluted by nitrogen |
-
2011
- 2011-01-06 CN CN201110001391.5A patent/CN102107930B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101195664A (en) * | 2006-12-06 | 2008-06-11 | 新疆大学 | Method for producing organic/inorganic mixed mode semi-interpenetrating network configuration superpower water absorber |
CN101830568A (en) * | 2010-05-10 | 2010-09-15 | 南京大学 | Functional biological fixation in-situ remediation method for underground water polluted by nitrogen |
Non-Patent Citations (1)
Title |
---|
《环境科技》 20090430 缪伟等 复合凹凸棒滤料生物滤池处理微污染原水研究 29-31、34 1-6 第22卷, 第2期 2 * |
Cited By (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102372343A (en) * | 2011-10-09 | 2012-03-14 | 王鲁泉 | Wastewater treatment filling material and preparation method thereof |
CN102372343B (en) * | 2011-10-09 | 2013-09-11 | 王鲁泉 | Wastewater treatment filling material and preparation method thereof |
CN102491497A (en) * | 2011-12-16 | 2012-06-13 | 南京大学 | Controlled-release carbon source material for repairing polluted underground water organisms and preparation method thereof |
CN102491502A (en) * | 2011-12-19 | 2012-06-13 | 南京大学 | Slow oxygen releasing material for repairing underground water and preparation method for slow oxygen releasing material |
CN102491502B (en) * | 2011-12-19 | 2014-02-26 | 南京大学 | Slow oxygen releasing material for repairing underground water and preparation method for slow oxygen releasing material |
CN102718466A (en) * | 2012-06-14 | 2012-10-10 | 深圳市华水环保科技有限公司 | Multimedia biofilter material and preparation method thereof |
CN102701552A (en) * | 2012-06-21 | 2012-10-03 | 南京大学 | Covering material for immobilized in-situ remediation of nitrogen in bottom sediment and preparation method thereof |
CN102701552B (en) * | 2012-06-21 | 2014-03-12 | 南京大学 | Covering material for immobilized in-situ remediation of nitrogen in bottom sediment |
CN106032296A (en) * | 2015-03-13 | 2016-10-19 | 轻工业环境保护研究所 | Material for remediation of groundwater petroleum contamination and preparation method thereof |
CN106032296B (en) * | 2015-03-13 | 2019-04-09 | 轻工业环境保护研究所 | It is a kind of for repairing the material and preparation method thereof of underground water petroleum hydrocarbon pollution |
CN104909424A (en) * | 2015-05-25 | 2015-09-16 | 常州大学 | Method for treatment of high concentration ammonia nitrogen in monosodium glutamate wastewater |
CN105271463A (en) * | 2015-11-20 | 2016-01-27 | 威海广阳环保科技有限公司 | Efficient solid filter material used for sewage treatment and manufacturing method thereof |
CN106365317A (en) * | 2016-09-26 | 2017-02-01 | 南京格丰环保材料有限公司 | Constructed wetland treatment system for village and town sanitary sewage |
CN106430819A (en) * | 2016-09-26 | 2017-02-22 | 南京格丰环保材料有限公司 | Total nitrogen removal material, preparation method thereof and micro-power integrated domestic sewage treatment equipment |
CN110076182A (en) * | 2018-01-26 | 2019-08-02 | 蔡永辉 | A kind of bicyclic synchronous circulating type is electronic-permeable reactive barrier soil remediation equipment |
CN110078222A (en) * | 2019-04-26 | 2019-08-02 | 福建工程学院 | A kind of preparation and application of bacteria carrier |
CN110078222B (en) * | 2019-04-26 | 2022-05-03 | 福建工程学院 | Preparation and use method of bacterial vector |
CN112551703A (en) * | 2020-11-20 | 2021-03-26 | 苏州科技大学 | Porous slow-release carbon source filler and preparation method and application thereof |
CN116040731A (en) * | 2023-01-31 | 2023-05-02 | 广东名桂环保有限公司 | Composite water treatment agent and preparation method thereof |
CN116040731B (en) * | 2023-01-31 | 2023-11-10 | 广东名桂环保有限公司 | Composite water treatment agent and preparation method thereof |
Also Published As
Publication number | Publication date |
---|---|
CN102107930B (en) | 2013-01-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102107930B (en) | Underground water nitrogen-fixation remediation filtering material and preparation method thereof | |
Zhang et al. | Removal of Pb (II) from aqueous solution using hydroxyapatite/calcium silicate hydrate (HAP/CSH) composite adsorbent prepared by a phosphate recovery process | |
Arif et al. | Synthesis, characteristics and mechanistic insight into the clays and clay minerals-biochar surface interactions for contaminants removal-A review | |
US20130098840A1 (en) | Porous Composite Media for Removing Phosphorus from Water | |
CN101417193B (en) | Nano crystallite composite filter material | |
CN102701552B (en) | Covering material for immobilized in-situ remediation of nitrogen in bottom sediment | |
CN103566897A (en) | Modified activated carbon water purifying agent and preparation method thereof | |
JP5981863B2 (en) | Granular environmental water treatment agent and method for treating water contaminated with harmful substances using the same | |
Tahmasebpoor et al. | Arsenate removal from contaminated water using Fe2O3-clinoptilolite powder and granule | |
CN108854942A (en) | A kind of dry process method for preparation of modified bentonite | |
Chowdhury et al. | Zeolite for nutrient stripping from farm effluents | |
US20200338526A1 (en) | Sorbents from iron-rich and aluminium-rich starting materials | |
Saikia et al. | Removal of toxic fluoride ion from water using low cost ceramic nodules prepared from some locally available raw materials of Assam, India | |
Feng et al. | Production of sorption functional media (SFM) from clinoptilolite tailings and its performance investigation in a biological aerated filter (BAF) reactor | |
Lee et al. | Efficient attenuation of 17α-ethynylestradiol (EE2) and tetracycline using novel hybrid materials: batch and column reactor studies | |
Abdelwahab et al. | Natural zeolites and zeolite composites for heavy metal removal from contaminated water and their applications in aquaculture Systems: A review | |
Aziz et al. | High thiabendazole fungicide uptake using Cellana tramoserica shells modified by copper: characterization, adsorption mechanism, and optimization using CCD-RSM approach | |
Li et al. | Phosphate capture from biogas slurry with magnesium-doped biochar composite derived from Lycium chinensis branch filings: performance, mechanism, and effect of coexisting ions | |
Li et al. | Performance difference of hydrated phosphorophilic metal oxides in modifying diatomite and recovering phosphorus from wastewater | |
Qin et al. | Synthesis, characterization and application of dewatered municipal sludge-based creamsite and its phosphorus adsorption characteristics | |
Chmielewská | Natural Zeolites as Sustainable and Environmental Inorganic Resources over the History to Present | |
CN100400139C (en) | Nano-crystallite composite filtering material and preparation method thereof | |
Sun et al. | Adsorption behaviors and mechanisms of Al-Fe dual-decorated biochar adsorbent for phosphate removal from rural wastewater | |
Gianni et al. | Raw and modified palygorskite in water treatment applications for low‐concentration ammonium removal | |
JP3040097B2 (en) | Contact purification material and method for producing the same |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |