CN107413835A - A kind of restorative procedure of Petroleum concentration soil - Google Patents
A kind of restorative procedure of Petroleum concentration soil Download PDFInfo
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- CN107413835A CN107413835A CN201710270642.7A CN201710270642A CN107413835A CN 107413835 A CN107413835 A CN 107413835A CN 201710270642 A CN201710270642 A CN 201710270642A CN 107413835 A CN107413835 A CN 107413835A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
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Abstract
The invention discloses a kind of restorative procedure of Petroleum concentration soil, and with zeolite etc. for iron ion carrier, class fenton catalyst is prepared using dipping steam seasoning, and applied to the decomposition degraded for carrying out organic pollutant in Petroleum concentration soil.Petroleum concentration soil remediation reaction condition of the present invention is gentle, and the degraded of Petroleum concentration can be implemented around in pH neutral, will not destroy the natural ecosystems of soil, does not influence the growth and breeding of microorganism；The class fenton catalyst of use is applicable to distinctive solid-liquid mass transfer system in soil system, applied to can show excellent remediation efficiency in Petroleum concentration soil；And the preparation cost and equipment requirement that are related to are low, operating procedure is simple, have important application value.
Description
Technical field
The invention belongs to environment remediation field, and in particular to a kind of restorative procedure of Petroleum concentration soil.
Background technology
At present, repairing Petroleum concentration soil mainly has bioanalysis, Physical and chemical method etc..Using Fenton oxidation as generation
The chemical remediation of table is quick, effective, removes one of important method for residuing in Hydrocarbon in Soil pollutant lower cost.
Although traditional Fenton oxidation reaction achieves certain effect in terms of organic contaminants in soil of degrading, exist following
Limitation：(1) pH value in reaction needs to control below 3, easily causes soil and water body natural ecosystems to be destroyed, influences microorganism
Growth and breeding；(2)Fe2+It is whard to control, easily it is oxidized to Fe3+, therefore need regular replenishment Fe2+, and it is also consumed by portion
Divide H2O2；(3)H2O2The reaction speed of oxidation organic pollution is too fast, and removal efficiency is affected.Therefore further explore
The restorative procedure of Petroleum concentration soil has important research application value.
The content of the invention
It is an object of the invention to provide a kind of restorative procedure of Petroleum concentration soil, using class fenton catalyst to oil
Class contaminated soil carries out catalytic degradation, and the handling process being related to is simple, reaction condition is gentle, and catalytic degradation efficiency is high, to soil
Earth natural ecosystems influence small, suitable popularization and application.
To achieve the above object, the technical solution adopted by the present invention is：
A kind of restorative procedure of Petroleum concentration soil, comprises the following steps：
1) class fenton catalyst is prepared using dipping steam seasoning：It is added to the water by iron ion carrier and for iron substance, uses
The pH value of acid or alkaline pH adjusting agent regulation resulting solution obtains mixed solution I to 3-9；Then by mixed solution I in water-bath bar
Heat and be evaporated under part, gained solid product is washed to neutrality and dried, produce class fenton catalyst；
2) class fenton catalyst and H, are added into Petroleum concentration soil to be repaired2O2Mixture A is formed, is then used
Acid or alkaline pH adjusting agent regulation mixture A pH to 5-7, obtains reaction system B；
3) gained reaction system B is placed in constant temperature oscillation case and carries out oscillating reactions；
4) reaction product obtained by step 3) is stood, filtered off except filtrate, produce the soil after repairing.
In such scheme, the mass ratio for the ferro element that iron substance introduces and iron ion carrier is 1:(5~15).
In such scheme, the iron ion carrier is one in zeolite (artificial zeolite), activated carbon, sepiolite, hydrotalcite
Kind or it is several mix in any proportion, its Particle size requirements was 40~65 mesh sieves.
It is described to supply iron substance as ferrous sulfate, ferrous nitrate, frerrous chloride, ferric sulfate, ferric nitrate, chlorine in such scheme
The one or more changed in iron, iron oxide, ferroso-ferric oxide mix in any proportion.
In such scheme, the iron ion carrier comprises the following steps that using preceding being pre-processed：First 70~80
DEG C temperature conditionss under be placed in 0.4~0.5mol/L NaOH solution 2~3h of dipping, then filter, clean after 40~45
2~3h is dried under conditions of DEG C, then 1~1.2mol/L MgCl is placed under 70~80 DEG C of temperature conditionss22 are impregnated in solution
~3h, filtered, washing, finally dries 2~3h under conditions of 40~45 DEG C.
In above-mentioned preprocessing process, iron ion carrier progress high temperature dipping can be improved using NaOH solution first artificial
The pore passage structure of the iron ion carrier such as zeolite, then using MgCl2Solution, which carries out high temperature dipping, can increase the suction of iron ion carrier
Attached capacity, it may advantageously facilitate and iron ion carrier surface is more stably attached to for iron substance, improve gained class fenton catalyst
Catalytic efficiency and stability.
In such scheme, total petroleum hydrocarbon (TPH) content is 4000-20000mg/ in the Petroleum concentration soil to be repaired
Kg, SOM mass content are 4-8%.
In such scheme, the mass ratio of the class fenton catalyst and Petroleum concentration soil to be repaired is 1:(1.75~
5)；H2O2Mass ratio with Petroleum concentration soil to be repaired is 1:(2.5~5).
In such scheme, the Petroleum concentration soil to be repaired is oil-containing solids discarded object (such as oil-based drill cuttings) Polluted Soil
Earth, oily waste water are dirty to fill contaminated soil or oil spill accident contaminated soil (such as gas station's contaminated soil).
In such scheme, the petroleum substance include the hydrocarbon component such as alkane, cycloalkane, aromatic hydrocarbon, alkene, containing O, S,
The non-hydrocarbon components such as N compounds, cutin, asphalitine.
In such scheme, the acidic ph modifier is the one or more in the acidic materials such as sulfuric acid, nitric acid, hydrochloric acid；
The alkaline pH adjusting agent is the one or more in the alkaline matter such as sodium hydroxide, sodium hydroxide, sodium hydroxide, potassium hydroxide.
In such scheme, water bath condition described in the step 1) is 60-90 DEG C；Drying condition is at 100-150 DEG C
It is incubated 4-14h.
In such scheme, the oscillating reactions condition is：In the bar that temperature is 10-30 DEG C and rotating speed is 50-200r/min
Under part, oscillating reactions 10-30h.
The present invention, for iron ion carrier, class fenton catalyst, gained catalyst is prepared using dipping steam seasoning with zeolite etc.
Surface closely covered by a large amount of tiny iron oxide particle shape materials, the roughness of gained catalyst surface can be effectively improved
And specific surface area, make it easier to pass through distinctive liquid-solid mass transfer interface in soil system, may advantageously facilitate class Fenton's reaction body
System and the abundant contact and reaction of organic pollution, ensure degradation efficiency；Meanwhile the iron oxide particle of gained catalyst surface
With monodispersed γ-Fe2O3Form be closely supported on the surface of the iron ion carrier such as zeolite, the Fe of high degree of dispersion2O3Also have
Beneficial to making gained catalyst show higher catalytic degradation efficiency, following two aspects are specifically included：1) in sour environment
The dissolving of iron ion carrier produces iron ion, and then catalyzing and decomposing H2O2Produce hydroxyl radical free radical；2) hydrogen peroxide is by iron ion carrier
Surface is adsorbed to, by Fe3+It is reduced to Fe2+, the Fe of iron ion carrier surface2+And then reacted with hydrogen peroxide and produce hydroxyl radical free radical,
Last pollutant is by the HO oxidation removals into solution that dissociate.
Compared with prior art, beneficial effects of the present invention are：
1) reaction condition of Petroleum concentration soil remediation of the present invention is gentle, can be implemented around stone in pH neutral
The degraded of oil pollution, will not destroy the natural ecosystems of soil, not influence the growth and breeding of microorganism.
2) present invention gained class fenton catalyst is applicable to distinctive solid-liquid mass transfer system in soil system, applied to stone
Excellent remediation efficiency can be shown in oil pollution soil.
3) during present invention gained class fenton catalyst catalyzing oxidizing degrading organism, iron ion is not easy molten in reaction system
Go out, secondary pollution, environment-friendly will not be produced.
4) present invention can reduce the consumption of hydrogen peroxide, improve the degradation rate of petroleum hydrocarbons, and what is be related to is prepared into
This is low with equipment requirement, operating procedure is simple, has important application value.
Brief description of the drawings
Fig. 1 is the scanning electron microscope (SEM) photograph for the raw material zeolite that embodiment 1 uses.
Fig. 2 is the scanning electron microscope (SEM) photograph of the gained class fenton catalyst of embodiment 1.
Embodiment
Further the present invention will be described with reference to the accompanying drawings and examples, but present disclosure is not limited solely to
The following examples.
In following examples, for the zeolite used for artificial zeolite, its particle diameter is 40~65 mesh.
In following examples, the total petroleum hydrocarbon that Petroleum concentration soil to be repaired is measured using infrared spectrophotometer method is contained
TPH is measured, is comprised the following steps that：The petroleum-type in soil is extracted first, extractant uses the supporting examination of Infrared Oil Determination Instrument
Agent carbon tetrachloride, then reuse calcination and (be placed in crucible in Muffle furnace with 550 DEG C of heating 4h, remove the crystallization water and virtue
Hydrocarbons) MgSiO3The animal and vegetable oil in extract is absorbed, finally petroleum-type concentration is entered using infrared spectrophotometer
Row measure.
In following examples, for the zeolite using preceding being pre-processed, step is as follows：First in 80 DEG C of temperature conditionss
Under be placed in 0.5mol/L NaOH solution and impregnate 2h, then filter, clean after dry 2h under conditions of 45 DEG C, then 70~
1mol/L MgCl is placed under 80 DEG C of temperature conditionss22h, filtered, washing, finally under conditions of 45 DEG C are impregnated in solution
2h is dried, it is standby.
In following examples, the H2O2Introduced by commercially available hydrogen peroxide, its mass concentration is 30% (density 1.11g/
ml)。
Embodiment 1
A kind of restorative procedure of Petroleum concentration soil, comprises the following steps：
1) 30g zeolites (iron ion carrier) and 20g ferrous sulfate (supplying iron substance) are added into 500mL catalyst preparation vessels
It is interior, 200mL distilled water is added into catalyst preparation vessel, the pH value of regulation gained mixed liquor is to 5, then in 90 DEG C of water-bath bars
Heat and be evaporated under part, then with distilled water flushing to neutrality, be put into 105 DEG C of drying 4h in baking oven, produce class fenton catalyst；
2) stone in Petroleum concentration soil to be repaired (oil-based drill cuttings contaminated soil, slight Petroleum concentration soil) is first measured
The content of oils, 1 is shown in Table, the proportioning for selecting contaminated soil, class fenton catalyst and hydrogen peroxide is 1g:0.2g:0.75mL, to treating
Repair and class fenton catalyst and hydrogen peroxide are added in Petroleum concentration soil form mixture A, and adjust the pH of reaction system to
6, obtain reaction system B；
3) gained reaction system B is placed in constant temperature oscillation case, it is 20 DEG C, rotating speed 200r/min to set temperature, is carried out
Oscillating reactions 24h；
4) stop oscillation, stand 1h, form mixture B, then filtered using funnel, after collection filter residue obtains reparation
Soil.
After testing, the clearance of gained Hydrocarbon in Soil pollutant is 70.09% after the present embodiment is repaired.
Embodiment 2
A kind of restorative procedure of Petroleum concentration soil, its specific steps is roughly the same with implementing 1, and difference is,
The Petroleum concentration soil to be repaired selected be moderate Petroleum concentration soil (being shown in Table 1), the soil petrochina after gained reparation
The clearance of class is 65.25%.
Embodiment 3
A kind of restorative procedure of Petroleum concentration soil, its specific steps is roughly the same with implementing 1, and difference is,
The Petroleum concentration soil to be repaired selected be severe Petroleum concentration soil (being shown in Table 1), the soil petrochina after gained reparation
The clearance of class is 52.31%.
The physicochemical property of Petroleum concentration pedotheque is repaired in the embodiment 1~3 of table 1
Embodiment 4
A kind of restorative procedure of Petroleum concentration soil, comprises the following steps：
1) 30g activated carbons (iron ion carrier) and 20g ferrous sulfate (supplying iron substance) are added into 500mL catalyst preparations to hold
In device, 200mL distilled water is added into catalyst preparation vessel, adjusts pH to 5.By catalyst preparation vessel 90 in water-bath
DEG C heating water bath with distilled water flushing to neutrality, is put into baking oven 120 DEG C, dries 12h, produce class fenton catalyst to being evaporated；
2) petroleum content of contaminated soil to be repaired (oily waste water is dirty to fill contaminated soil) is first measured, selects contaminated soil
Petrochina class, class fenton catalyst and H2O2Proportioning be 1g:20g:50mL, added into contaminated soil class fenton catalyst and
H2O2Mixture A is formed, and adjusts the pH to 6 of reaction system；
3) mixture A is put into constant temperature oscillation case, 20 DEG C, rotating speed 200r/min, oscillating reactions 24h of temperature is set；4) stop
Only vibrate, stand 1h, form mixture B, the soil being then filtrated to get after repairing.
Embodiment 5
A kind of restorative procedure of Petroleum concentration soil, comprises the following steps：
1) 30g sepiolites (iron ion carrier) and 20g ferrous sulfate (supplying iron substance) are added into 500mL catalyst preparations to hold
In device, 200mL distilled water is added into catalyst preparation vessel, adjusts pH to 5.By catalyst preparation vessel 90 in water-bath
DEG C heating water bath with distilled water flushing to neutrality, is put into baking oven 120 DEG C, dries 12h, produce class fenton catalyst to being evaporated；
2) petroleum content of contaminated soil to be repaired (gas station's contaminated soil) is first measured, selects contaminated soil petrochina
Class, class fenton catalyst and H2O2Proportioning be 1g:20g:50mL, class fenton catalyst and H are added into contaminated soil2O2Shape
Resulting mixture A, and adjust the pH to 6 of reaction system；
3) mixture A is put into constant temperature oscillation case, 20 DEG C, rotating speed 200r/min, oscillating reactions 24h of temperature is set；
4) stop oscillation, stand 1h, form mixture B, the soil being then filtrated to get after repairing.
Embodiment 6~8
6~8 restorative procedure of embodiment is substantially the same manner as Example 1, and difference is：It is described to distinguish for iron substance
Ferrous sulfate is replaced by iron oxide, ferroso-ferric oxide and ferrous nitrate.
Embodiment 9
A kind of restorative procedure of Petroleum concentration soil, comprises the following steps：
1) 30g hydrotalcites (iron ion carrier) and 20g ferroso-ferric oxides (supplying iron substance) are added into 500mL catalyst preparations
In container, 200mL distilled water is added into catalyst preparation vessel, pH to 5 is adjusted, by catalyst preparation vessel in water-bath
90 DEG C of heating water baths with distilled water flushing to neutrality, are put into baking oven 120 DEG C, dry 12h to being evaporated, and produce the catalysis of class Fenton
Agent；
2) petroleum content of contaminated soil to be repaired (gas station's contaminated soil) is first measured, selects contaminated soil petrochina
Class, class fenton catalyst and H2O2Proportioning be 1g:20g:50mL, class fenton catalyst and H are added into contaminated soil2O2Shape
Resulting mixture A, and adjust the pH to 6 of reaction system；
3) mixture A is put into constant temperature oscillation case, 20 DEG C, rotating speed 200r/min, oscillating reactions 24h of temperature is set；
4) stop oscillation, stand 1h, form mixture B, the soil being then filtrated to get after repairing.
Embodiment 10
A kind of restorative procedure of Petroleum concentration soil, comprises the following steps：
1) 20g hydrotalcites (iron ion carrier) and 20g ferric sulfate (supplying iron substance) are added into 500mL catalyst preparation vessels
It is interior, 200mL distilled water is added into catalyst preparation vessel, pH to 4 is adjusted, by catalyst preparation vessel 90 DEG C in water-bath
Heating water bath with distilled water flushing to neutrality, is put into baking oven 105 DEG C, dries 10h, produce class fenton catalyst to being evaporated；
2) petroleum content of contaminated soil to be repaired (gas station's contaminated soil) is first measured, selects contaminated soil petrochina
Class, class fenton catalyst and H2O2Proportioning be 1g:15g:55mL, class fenton catalyst and H are added into contaminated soil2O2Shape
Resulting mixture A, and adjust the pH to 6 of reaction system；
3) mixture A is put into constant temperature oscillation case, 20 DEG C, rotating speed 120r/min, oscillating reactions 24h of temperature is set；4) stop
Only
Vibration, 1h is stood, form mixture B, the soil being then filtrated to get after repairing.
Embodiment 11
A kind of restorative procedure of Petroleum concentration soil, comprises the following steps：
1) 30g artificial zeolites (iron ion carrier) and 15g iron chloride (supplying iron substance) are added into 500mL catalyst preparations to hold
In device, 200mL distilled water is added into catalyst preparation vessel, pH to 6 is adjusted, by catalyst preparation vessel 90 in water-bath
DEG C heating water bath, with distilled water flushing to neutrality, is put into baking oven to being evaporated and dries 4h at 120 DEG C, produce class fenton catalyst；
2) petroleum content of contaminated soil to be repaired (oil-based drill cuttings contaminated soil) is first measured, selects stone in contaminated soil
Oils, class fenton catalyst and H2O2Proportioning be 1g:0.2g:0.6mL, the catalysis of class Fenton is added into contaminated soil to be repaired
Agent and H2O2Mixture A is formed, and adjusts the pH to 6 of reaction system；
3) mixture A is put into constant temperature oscillation case, 20 DEG C, rotating speed 160r/min, oscillating reactions 20h of temperature is set；
4) stop oscillation, stand 1h, form mixture B, the soil being then filtrated to get after repairing.
The contaminated soil to be repaired that the present embodiment uses is identical with the contaminated soil to be repaired that embodiment 1~3 uses respectively.
Oil clearance for slight pollution soil, intermediate pollution soil and serious pollution soil is respectively 69.23%, 63.25%,
50.46%.
Embodiment 12
A kind of restorative procedure of Petroleum concentration soil, comprises the following steps：
1) 30g sepiolites (iron ion carrier) and 20g ferroso-ferric oxides (supplying iron substance) are added into 500mL catalyst preparations
In container, 200mL distilled water is added into catalyst preparation vessel, pH to 5 is adjusted, by catalyst preparation vessel in water-bath
90 DEG C of heating water baths with distilled water flushing to neutrality, are put into baking oven 120 DEG C, dry 12h to being evaporated, and produce the catalysis of class Fenton
Agent；
2) petroleum content of contaminated soil to be repaired (oily waste water is dirty to fill contaminated soil) is first measured, selects contaminated soil
Petrochina class, class fenton catalyst and H2O2Proportioning be 1g:20g:50mL, added into contaminated soil class fenton catalyst and
H2O2Mixture A is formed, and adjusts the pH to 6 of reaction system；
3) mixture A is put into constant temperature oscillation case, 25 DEG C, rotating speed 180r/min, oscillating reactions 30h of temperature is set；
4) stop oscillation, stand 1h, form mixture B, the soil being then filtrated to get after repairing.
Embodiment 13
A kind of restorative procedure of Petroleum concentration soil, comprises the following steps：
1) 30g sepiolites (iron ion carrier) and 15g iron chloride (supplying iron substance) are added into 500mL catalyst preparation vessels
It is interior, 200mL distilled water is added into catalyst preparation vessel, pH to 3 is adjusted, by catalyst preparation vessel 70 DEG C in water-bath
Heating water bath with distilled water flushing to neutrality, is put into baking oven 100 DEG C, dries 14h, produce class fenton catalyst to being evaporated；
2) petroleum content of contaminated soil to be repaired (gas station's contaminated soil) is first measured, selects contaminated soil petrochina
Class, class fenton catalyst and H2O2Proportioning be 1g:15g:50mL, class fenton catalyst and H are added into contaminated soil2O2Shape
Resulting mixture A, and adjust the pH to 5 of reaction system；
3) mixture A is put into constant temperature oscillation case, 20 DEG C, rotating speed 200r/min, oscillating reactions 26h of temperature is set；
4) stop oscillation, stand 1h, form mixture B, the soil being then filtrated to get after repairing.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope, various changes and modifications of the present invention are possible, these changes
Both fallen within improvement in the range of claimed invention.
Claims (9)
1. a kind of restorative procedure of Petroleum concentration soil, comprises the following steps：
1) class fenton catalyst is prepared using dipping steam seasoning：It is added to the water by iron ion carrier and for iron substance, using acidity
Or the pH value of alkaline pH adjusting agent regulation resulting solution obtains mixed solution I to 3-9；Then by mixed solution I under water bath condition
Heat and be evaporated, gained solid product is washed to neutrality and dried, produce class fenton catalyst；
2) class fenton catalyst and H, are added into Petroleum concentration soil to be repaired2O2Mixture A is formed, then using acidity
Or alkaline pH adjusting agent regulation mixture A pH to 5-7, obtain reaction system B；
3) gained reaction system B is placed in constant temperature oscillation case and carries out oscillating reactions；
4) reaction product obtained by step 3) is stood, filtered off except filtrate, produce the soil after repairing.
2. restorative procedure according to claim 1, it is characterised in that the ferro element and iron ion introduced for iron substance
The mass ratio of carrier is 1:(5~15).
3. restorative procedure according to claim 1, it is characterised in that the iron ion carrier is zeolite, activated carbon, Hai Pao
One or more in stone, hydrotalcite mix in any proportion, and its particle diameter is 40~65 mesh.
4. restorative procedure according to claim 1, it is characterised in that it is described for iron substance be ferrous sulfate, ferrous nitrate,
One or more in frerrous chloride, ferric sulfate, ferric nitrate, iron chloride, iron oxide, ferroso-ferric oxide mix in any proportion.
5. restorative procedure according to claim 1, it is characterised in that the iron ion carrier is located in advance before use
Reason, is comprised the following steps that：It is placed in first under 70~80 DEG C of temperature conditionss in 0.4~0.5mol/L NaOH solution and impregnates 2
~3h, then filter, dry 2~3h after cleaning under conditions of 40~45 DEG C, then 1 is placed under 70~80 DEG C of temperature conditionss
~1.2mol/L MgCl22~3h is impregnated in solution, filtered, washing, 2~3h is finally dried under conditions of 40~45 DEG C.
6. restorative procedure according to claim 1, it is characterised in that total oil in the Petroleum concentration soil to be repaired
Hydrocarbon content is 4000-20000mg/kg, and SOM mass content is 4-8%.
7. restorative procedure according to claim 1, it is characterised in that the class fenton catalyst is dirty with petroleum-type to be repaired
The mass ratio for contaminating soil is 1:(1.75~5)；H2O2Mass ratio with Petroleum concentration soil to be repaired is 1:(2.5~5).
8. restorative procedure according to claim 1, it is characterised in that water bath condition described in the step 1) is 60-90
℃；Drying condition is to be incubated 4-14h at 100-150 DEG C.
9. restorative procedure according to claim 1, it is characterised in that the oscillating reactions condition is：It is 10-30 in temperature
DEG C and rotating speed be 50-200r/min under conditions of, oscillating reactions 10-30h.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108372202A (en) * | 2018-04-03 | 2018-08-07 | 格丰科技材料有限公司 | A method of the reparation medicament for administering heavy-metal contaminated soil and its improvement heavy-metal contaminated soil |
| CN108405592A (en) * | 2018-01-30 | 2018-08-17 | 南京师范大学 | A method of utilizing magnetic iron-based spinel structure material while repairing organic and mercury contaminated soil |
| CN109261707A (en) * | 2018-11-29 | 2019-01-25 | 西南石油大学 | A kind of green cleaning method for cleaning oil-polluted soils |
| CN111687192A (en) * | 2019-03-15 | 2020-09-22 | 中国石油化工股份有限公司 | Heavy metal and organic matter combined contaminated soil remediation method |
| CN111842465A (en) * | 2020-07-08 | 2020-10-30 | 西安建筑科技大学 | Method for low-free-radical targeted oxidation of all chain hydrocarbons in soil and targeted iron catalyst |
| CN111872099A (en) * | 2020-07-08 | 2020-11-03 | 西安建筑科技大学 | Oil-absorbing iron catalyst and method for directly oxidizing large amount of crude oil in soil by using same |
| CN115646443A (en) * | 2022-10-25 | 2023-01-31 | 常州大学 | Method for preparing efficient heavy metal adsorption material by co-pyrolysis of petroleum-polluted soil and ferric salt and application of heavy metal wastewater treatment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103894202A (en) * | 2014-04-11 | 2014-07-02 | 中国石油天然气集团公司 | Oily wastewater ozone catalytic oxidation catalyst and preparation method of catalyst |
| CN105149338A (en) * | 2015-10-16 | 2015-12-16 | 新疆维吾尔自治区环境保护科学研究院 | Restoring method of petroleum-contaminated soil |
| CN106111156A (en) * | 2016-06-23 | 2016-11-16 | 上海交通大学 | Efficient class Fenton magnetic catalyst based on clay mineral and preparation method and application |
| CN106433682A (en) * | 2016-11-10 | 2017-02-22 | 济南大学 | Preparation and application of chemical oxidation repair additive for organic matter-contaminated soil |
-
2017
- 2017-04-24 CN CN201710270642.7A patent/CN107413835B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103894202A (en) * | 2014-04-11 | 2014-07-02 | 中国石油天然气集团公司 | Oily wastewater ozone catalytic oxidation catalyst and preparation method of catalyst |
| CN105149338A (en) * | 2015-10-16 | 2015-12-16 | 新疆维吾尔自治区环境保护科学研究院 | Restoring method of petroleum-contaminated soil |
| CN106111156A (en) * | 2016-06-23 | 2016-11-16 | 上海交通大学 | Efficient class Fenton magnetic catalyst based on clay mineral and preparation method and application |
| CN106433682A (en) * | 2016-11-10 | 2017-02-22 | 济南大学 | Preparation and application of chemical oxidation repair additive for organic matter-contaminated soil |
Non-Patent Citations (1)
| Title |
|---|
| 闫梦洋: "载铁沸石非均相芬顿氧化处理石油类污染土壤试验研究", 《武汉理工大学硕士学位论文》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108405592A (en) * | 2018-01-30 | 2018-08-17 | 南京师范大学 | A method of utilizing magnetic iron-based spinel structure material while repairing organic and mercury contaminated soil |
| CN108372202A (en) * | 2018-04-03 | 2018-08-07 | 格丰科技材料有限公司 | A method of the reparation medicament for administering heavy-metal contaminated soil and its improvement heavy-metal contaminated soil |
| CN109261707A (en) * | 2018-11-29 | 2019-01-25 | 西南石油大学 | A kind of green cleaning method for cleaning oil-polluted soils |
| CN111687192A (en) * | 2019-03-15 | 2020-09-22 | 中国石油化工股份有限公司 | Heavy metal and organic matter combined contaminated soil remediation method |
| CN111842465A (en) * | 2020-07-08 | 2020-10-30 | 西安建筑科技大学 | Method for low-free-radical targeted oxidation of all chain hydrocarbons in soil and targeted iron catalyst |
| CN111872099A (en) * | 2020-07-08 | 2020-11-03 | 西安建筑科技大学 | Oil-absorbing iron catalyst and method for directly oxidizing large amount of crude oil in soil by using same |
| CN115646443A (en) * | 2022-10-25 | 2023-01-31 | 常州大学 | Method for preparing efficient heavy metal adsorption material by co-pyrolysis of petroleum-polluted soil and ferric salt and application of heavy metal wastewater treatment |
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