CN101838979B - Quick treatment method and device for sudden water pollution accident - Google Patents
Quick treatment method and device for sudden water pollution accident Download PDFInfo
- Publication number
- CN101838979B CN101838979B CN2010101852034A CN201010185203A CN101838979B CN 101838979 B CN101838979 B CN 101838979B CN 2010101852034 A CN2010101852034 A CN 2010101852034A CN 201010185203 A CN201010185203 A CN 201010185203A CN 101838979 B CN101838979 B CN 101838979B
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- absorption material
- oil
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- type fast
- resin
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Links
- 238000003911 water pollution Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title abstract description 17
- 238000010521 absorption reaction Methods 0.000 claims abstract description 56
- 239000000463 material Substances 0.000 claims abstract description 51
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 21
- 231100000719 pollutant Toxicity 0.000 claims abstract description 21
- 239000011347 resin Substances 0.000 claims description 47
- 229920005989 resin Polymers 0.000 claims description 47
- 239000000356 contaminant Substances 0.000 claims description 8
- 238000003672 processing method Methods 0.000 claims description 8
- 239000010865 sewage Substances 0.000 abstract description 8
- 230000000903 blocking effect Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 35
- 239000003921 oil Substances 0.000 description 31
- 239000000178 monomer Substances 0.000 description 9
- 238000007334 copolymerization reaction Methods 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 5
- 239000000835 fiber Substances 0.000 description 5
- 229920001971 elastomer Polymers 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000005416 organic matter Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 231100000241 scar Toxicity 0.000 description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 3
- 229920002554 vinyl polymer Polymers 0.000 description 3
- 239000003643 water by type Substances 0.000 description 3
- 239000004604 Blowing Agent Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N alpha-methacrylic acid Natural products CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- XLJMAIOERFSOGZ-UHFFFAOYSA-N cyanic acid Chemical compound OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- -1 glycol vinyl ethers Chemical class 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000008239 natural water Substances 0.000 description 2
- 125000001997 phenyl group Chemical class [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- LJRSZGKUUZPHEB-UHFFFAOYSA-N 2-[2-(2-prop-2-enoyloxypropoxy)propoxy]propyl prop-2-enoate Chemical compound C=CC(=O)OC(C)COC(C)COC(C)COC(=O)C=C LJRSZGKUUZPHEB-UHFFFAOYSA-N 0.000 description 1
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 description 1
- QZPSOSOOLFHYRR-UHFFFAOYSA-N 3-hydroxypropyl prop-2-enoate Chemical compound OCCCOC(=O)C=C QZPSOSOOLFHYRR-UHFFFAOYSA-N 0.000 description 1
- 125000000590 4-methylphenyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)C([H])([H])[H] 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical class C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 230000001314 paroxysmal effect Effects 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- FSDNTQSJGHSJBG-UHFFFAOYSA-N piperidine-4-carbonitrile Chemical compound N#CC1CCNCC1 FSDNTQSJGHSJBG-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/204—Keeping clear the surface of open water from oil spills
Landscapes
- Water Treatment By Sorption (AREA)
Abstract
The invention belongs to the field of water pollution treatment, and particularly relates to a quick treatment method and a quick treatment device suitable for a sudden water pollution accident. The method comprises the following steps of: surrounding a polluted area by using a special oil fence of which the external surface is wrapped with a resin-type quick oil absorption material layer; feeding resin-type quick oil absorption material sheets into the surrounded polluted area to adsorb oily pollutants in the polluted area; meanwhile, arranging a resin-type quick oil absorption material block in each downstream passage through which the sewage flows; and after the sewage treatment is finished, taking the resin-type quick oil absorption material layer on the surface of the special oil fence, the resin-type quick oil absorption material sheets and the resin-type quick oil absorption material blocks out to reclaim the resin-type quick oil absorption material and the adsorbed pollutants. The method for treating the sudden water pollution accident by adopting a blocking, surrounding and absorbing three-in-one method can quickly, effectively and thoroughly treat the water pollution accident.
Description
Technical field
The invention belongs to water and pollute process field, be specifically related to a kind of immediate processing method and device that is applicable to sudden water pollution accident.
Background technology
The dangerous material that use during paroxysmal environmental accident is meant social production and lives are in the whole life process that it produces, transports, uses and withers away, and human negligence or faulty operation cause leakage, and cause the pollution of environment.Because Sudden Pollution Accident does not have fixing discharging modes and discharging approach; Time, place that accident takes place have very big uncertainty; And it is in the natural water body environment, can spread soon and cause more large-area environmental hazard, thereby bigger to environmental hazard economic loss more serious, that cause.
Causing the pollutant kind of sudden environmental accident varied, is organic matter poisonous, difficult degradation with nearly half wherein, mainly is hydrophobic organic matters such as benzene class, oils.The Traditional industrial method of wastewater treatment particularly can't satisfy the requirement of response and fast processing fast of outburst surroundings accident needs on the processing speed on processing mode and the equipment requirements.And more existing oil fence products all are pure plastics or rubber; Only can be after leakage accident takes place; The existing pollutant in waters is played a simple barrier effect, promptly can only enclose and can not adsorb pollutant, in case the contaminant infiltration oil fence; Especially the diffusion that then it can't block contaminants in the anxious waters of current billow more can not be adsorbed.
The patent No. is the emergency treatment device that 200820080153.1 Chinese invention patent discloses a kind of water pollution accident, comprises water intaking part and water treatment portion; Wherein: the water intaking part is made up of water pump trailer and substance trailer, in the water pump trailer foul water pump is installed, and this foul water pump connects an electrical control cabinet; Be equipped with the rubber water pipe on the substance trailer dispersedly; The water inlet of foul water pump connects the rubber water pipe, and the delivery port of foul water pump connects water treatment portion; Water treatment portion is that the water treatment facilities that are filled with active carbon are installed on the trailer, and the water inlet of these water treatment facilities connects the foul water pump delivery port of water intaking part.The rubber water pipe that foul water pump water inlet on the water pump trailer connects is put into sewage, open foul water pump, with carrying out sewerage treatment in sewage transport to the water treatment facilities that are installed on the trailer, the water after the processing is discharged by the delivery port of water treatment facilities.In the technical scheme of said patent, surround the contaminated area with the oil fence after, will be equipped with oil-collecting boat or other oil-collecting devices in order to absorb greasy dirt, increase cost; Simultaneously, relatively poor though active carbon has certain suction-operated to organic matter because of intensity itself, be prone to broken the disintegration in the natural water body of, circumstance complication big, thereby in water body environment, be prone to cause secondary pollution hidden danger at water disturbance.
Burst accident for oil leak; The oil product of a large amount of leakages owing to there is not better processing method at present, except the method for the simple employing oil fence is handled, also there is employing with the surfactant oil processing that disappears; The sea seems does not after treatment have oil; But just quilt " digestion " is marine for actual oil, and oil both was not removed, and had also brought a large amount of chemical agents into; New pollution has been caused in the marine site, therefore sudden water pollution accident has not especially still been had good plan to the sudden environmental accident that causes that organic matter leaks so far.
Summary of the invention
The object of the invention provides a kind of immediate processing method and device that is applicable to sudden water pollution accident.
For achieving the above object, the technical scheme that the present invention adopts is: a kind of immediate processing method of sudden water pollution accident may further comprise the steps:
(1) use the extraordinary oil fence that contaminated area is surrounded, the said extraordinary oil fence is the oil fence of external surface wrapped resin type fast oil-absorption material layer;
(2) in the contaminated area that surrounds, drop into resin type fast oil-absorption material sheet, the oiliness pollutant in the absorption contaminated area;
Said resin type fast oil-absorption material sheet, those skilled in the art can select the resin type fast oil-absorption material sheet of suitable area and quantity according to the contaminated area area;
(3) resin type fast oil-absorption material piece more than one is set in each pipeline of effluent stream warp, described cross section is identical with the cross section of the pipeline of effluent stream warp;
(4) after the completion sewerage treatment, the oiliness pollutant of resin type fast oil-absorption material and absorption is reclaimed in resin type fast oil-absorption material layer, resin type fast oil-absorption material sheet, the taking-up of resin type fast oil-absorption material piece on extraordinary oil fence surface.
In the technique scheme, in the step (3), said pipeline comprises pipelines such as rainwater pipe, blow-off pipe, and when pipeline when being cylindrical, resin type fast oil-absorption material piece is cylindrical.
The present invention requires to protect a kind of quick treatment device of sudden water pollution accident simultaneously; Comprise: the extraordinary oil fence, resin type fast oil-absorption material sheet and resin type fast oil-absorption material piece; Wherein, Extraordinary oil fence outerwrap resin type fast oil-absorption material layer, the cross section of said oil-absorbing resin piece is identical with the cross section of the pipeline of effluent stream warp.
In the technique scheme, extraordinary oil fence outerwrap resin type fast oil-absorption material layer, the thickness of resin type fast oil-absorption material layer is 1.4～1.6cm.
In the technique scheme, downstream passage is columniform gutter, and resin type fast oil-absorption material piece is cylindrical.
In the technique scheme, resin type fast oil-absorption material layer is wrapped in the external surface of the extraordinary oil fence, in use, has the effect of enclosing oil and adsorbed oil contact scar thing, block contaminants continues to spread effectively.
In the technique scheme, the effect of resin type fast oil-absorption material sheet is that the absorption oil fence surrounds the oiliness pollutant in the zone.
In the technique scheme; The cross section of resin type fast oil-absorption material piece is identical with the cross section of the pipeline of effluent stream warp; Therefore, can tackle and adsorb the sewage of the pipeline of flowing through (for example rainwater pipe, blow-off pipe etc.), the oiliness pollutant of further blocking in the sewage flows in water body.
In the technique scheme, said oil-absorbing resin is a kind of resin type fast oil-absorption material, has proposed patent application, and the preparation method of said resin type fast oil-absorption material (patent applied for, application number are 201010161098.0) may further comprise the steps:
(1) the preparation copolymerization system stirs, and said copolymerization system is made up of monomer A, vinyl monomer, initator and blowing agent, and wherein, according to mass percent, the amount of monomer A is 10%～50%, and the amount of vinyl monomer is 48%～88%; The amount of initator is 0.01%～5%, and the amount of blowing agent is 1%～5%;
(2) with the fiber be carrier; Polymer poly is combined on the fiber carrier: fiber carrier is immersed in the above-mentioned copolymerization system; Make fiber carrier absorption copolymerization system liquid; Copolyreaction 1～4 hour takes place in the fiber carrier that will be adsorbed with copolymerization system liquid then under 60～80 ℃, obtain a kind of fast oil-absorption material;
Said monomer A is a kind of among acrylamide, hydroxy-ethyl acrylate, hydroxypropyl acrylate, vinyl ethers 31 glycol vinyl ethers functional monomer T-1168, functional monomer TM-200 or the acrylate monomer 2-PHA;
Said vinyl monomer is selected from:
The mixture of one or more in AMS, pentaerythrite four (methyl) acrylic acid ester, tri (propylene glycol) diacrylate or the dipropylene glycol diacrylate, wherein, R
1Be methyl or hydrogen, R
2Be saturated alkyl, naphthyl or the benzyl of C1～C18, R
3Be cyanic acid, acetate, phenyl, p-methylphenyl or o-methyl-phenyl-.
This resin type fast oil-absorption material not only adsorbs soon; And itself has good guarantor's oiliness; Adsorbed contaminants can not leak out from oil-absorbing resin under action of gravity; And can therefore, use this oil-absorbing resin can from polluted water body, take out pollutant and recovery easily through resolving technology recovered oil contact scar thing easily.
The present invention is applicable to the processing of organic matter, crude oil, finished product wet goods oiliness pollutant leakage accident.
Because the technique scheme utilization, the present invention compared with prior art has advantage:
1. because the present invention uses the resin type fast oil-absorption material to wrap up the common oil fence; Having solved traditional oil fence can only enclose and can not adsorb; Effectively prevent the further diffusion of oiliness pollutant, solved the problem that traditional oil fence can't realize really disposing sudden water pollution accident.
2. the present invention uses the resin type fast oil-absorption material not only to adsorb soon; And itself has good guarantor's oiliness; Adsorbed contaminants can not leak out from oil-absorbing resin under action of gravity, and can therefore need not to add the recovery that other plant equipment just can realize pollutant through resolving technology recovered oil contact scar thing easily; Simplify and reclaim technology, reduce processing cost.
The present invention adopt stifled, enclose, inhale Trinitarian method and dispose sudden water pollution accident, can quick sound disposal water pollution accident.
Description of drawings
Fig. 1 is that sudden water pollution accident carries out the immediate processing method sketch map among the embodiment.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described:
Embodiment one: referring to shown in Figure 1, and oiliness pollutant leakage accident together, its leakage point is positioned at the land in contiguous river course, and the oiliness contaminant stream gets into the river course through near rainwater pipe, blow-off pipe.
For this accident of fast processing, at first spread flaky resin type fast oil-absorption material around the oiliness pollutant leakage point and prevent that the oiliness pollutant from further spreading in the land in the land; In pipelines such as each rainwater pipe that sewage possibly pass through, blow-off pipe, resin type fast oil-absorption material piece is set; The sewage of the downstream passage of flowing through is tackled and adsorbed; The effluent stream of further blocking the oiliness pollutant is to water body; The cross section of gutter is circular, and said resin type fast oil-absorption material piece is cylindrical;
Simultaneously, around the water body that receives the oiliness contaminants, place the extraordinary oil fence, prevent that the oiliness pollutant from further spreading on the water surface, said extraordinary oil fence external surface wrapped resin type fast oil-absorption material layer; In the zone that the extraordinary oil fence surrounds, throw in large-area resin type fast oil-absorption material sheet then, adsorb the oiliness pollutant in the contaminated waters;
After accomplishing sewerage treatment, the oiliness pollutant of resin type fast oil-absorption material and absorption is reclaimed in resin type fast oil-absorption material layer, resin type fast oil-absorption material sheet, the taking-up of resin type fast oil-absorption material piece on extraordinary oil fence surface.
Claims (2)
1. the immediate processing method of a sudden water pollution accident is characterized in that may further comprise the steps:
(1) use the extraordinary oil fence that contaminated area is surrounded, the said extraordinary oil fence is the oil fence of external surface wrapped resin type fast oil-absorption material layer;
(2) in the contaminated area that surrounds, drop into resin type fast oil-absorption material sheet, the oiliness pollutant in the absorption contaminated area;
(3) resin type fast oil-absorption material piece is set in each pipeline of effluent stream warp, the cross section of said resin type fast oil-absorption material piece is identical with the cross section of the pipeline of effluent stream warp;
(4) after the completion sewerage treatment, resin type fast oil-absorption material and adsorbed contaminants are reclaimed in resin type fast oil-absorption material layer, resin type fast oil-absorption material sheet, the taking-up of resin type fast oil-absorption material piece on extraordinary oil fence surface.
2. the immediate processing method of sudden water pollution accident according to claim 1 is characterized in that, in the step (3), said pipeline is columniform gutter, and resin type fast oil-absorption material piece is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101852034A CN101838979B (en) | 2010-05-28 | 2010-05-28 | Quick treatment method and device for sudden water pollution accident |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101852034A CN101838979B (en) | 2010-05-28 | 2010-05-28 | Quick treatment method and device for sudden water pollution accident |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101838979A CN101838979A (en) | 2010-09-22 |
| CN101838979B true CN101838979B (en) | 2012-05-23 |
Family
ID=42742623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101852034A Expired - Fee Related CN101838979B (en) | 2010-05-28 | 2010-05-28 | Quick treatment method and device for sudden water pollution accident |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101838979B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061683B (en) * | 2010-11-05 | 2013-04-10 | 苏州天立蓝环保科技有限公司 | Equipment for automatically adsorbing and recovering floating oil on water surface |
| CN102518097B (en) * | 2011-11-11 | 2013-12-04 | 上海城投原水有限公司 | Sudden oil pollution pre-treatment system for large water intake port |
| CN104652387B (en) * | 2013-11-22 | 2016-08-17 | 中国石油天然气股份有限公司 | Water oil recovery emergency disposal method |
| CN104652386B (en) * | 2013-11-22 | 2016-07-13 | 中国石油天然气股份有限公司 | Overwater oil spill containment control emergency method |
| CN110482637B (en) * | 2019-07-03 | 2021-03-26 | 同济大学 | Process and equipment for cleaning oil stain in water area |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2248203Y (en) * | 1994-07-13 | 1997-02-26 | 徐述铎 | Oil-absorbing tow fence |
| CN201024413Y (en) * | 2007-01-21 | 2008-02-20 | 青岛澳波环保材料有限责任公司 | Oil suction fence |
| CN201276697Y (en) * | 2008-01-03 | 2009-07-22 | 南通纳爱斯环保科技有限公司 | Oil fence |
| KR20090081626A (en) * | 2008-01-24 | 2009-07-29 | 윤여형 | Oilfence that combine oil removal |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0476106A (en) * | 1990-07-17 | 1992-03-10 | Ishikawajima Harima Heavy Ind Co Ltd | Collecting method for surface floating oil |
-
2010
- 2010-05-28 CN CN2010101852034A patent/CN101838979B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2248203Y (en) * | 1994-07-13 | 1997-02-26 | 徐述铎 | Oil-absorbing tow fence |
| CN201024413Y (en) * | 2007-01-21 | 2008-02-20 | 青岛澳波环保材料有限责任公司 | Oil suction fence |
| CN201276697Y (en) * | 2008-01-03 | 2009-07-22 | 南通纳爱斯环保科技有限公司 | Oil fence |
| KR20090081626A (en) * | 2008-01-24 | 2009-07-29 | 윤여형 | Oilfence that combine oil removal |
Non-Patent Citations (2)
| Title |
|---|
| JP特开平4-76106A 1992.03.10 |
| 纪顺俊等.丙烯酸2-乙基己酯与丙烯酸羟乙酯共聚合成高吸油性树脂的研究.《高校化学工程学报》.2002,第16卷(第4期),第446-449页. * |
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| CN101838979A (en) | 2010-09-22 |
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Granted publication date: 20120523 |