CN108187635A - It is a kind of for graphene adsorbent of diesel fuel desulfurization and preparation method thereof - Google Patents
It is a kind of for graphene adsorbent of diesel fuel desulfurization and preparation method thereof Download PDFInfo
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- CN108187635A CN108187635A CN201810079217.4A CN201810079217A CN108187635A CN 108187635 A CN108187635 A CN 108187635A CN 201810079217 A CN201810079217 A CN 201810079217A CN 108187635 A CN108187635 A CN 108187635A
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/12—Naturally occurring clays or bleaching earth
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/24—Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G25/00—Refining of hydrocarbon oils in the absence of hydrogen, with solid sorbents
- C10G25/003—Specific sorbent material, not covered by C10G25/02 or C10G25/03
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/20—Characteristics of the feedstock or the products
- C10G2300/201—Impurities
- C10G2300/202—Heteroatoms content, i.e. S, N, O, P
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
- C10G2400/04—Diesel oil
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Abstract
The invention discloses a kind of for graphene adsorbent of diesel fuel desulfurization and preparation method thereof, include the raw material of following parts by weight:7 12 parts of 20 34 parts of graphene, 36 parts of zirconium oxide, 24 parts of silica, 1.5 3 parts of titanium dioxide, 10 15 parts of clay, active 13 18 parts of powdered carbon, 12 18 parts of chitosan, 6 10 parts of kaolin, 20 26 parts of zeolite powder, 38 parts of potassium permanganate, 25 parts of strong acid and cyanobacteria.Raw material sources of the present invention are extensive, and by the interaction between various components, the specific surface area of finished products of preparation is big, and pore capacities and even aperture distribution, the quantity of surface active groups is more, and desulphurizing activated height is conducive to the absorption to sulphur.
Description
Technical field
The present invention relates to diesel fuel desulfurization field, specifically a kind of graphene adsorbent for diesel fuel desulfurization.
Background technology
Crude oil is oil not through processing, is a kind of dark brown and carries green fluorescence, has the viscous of special odor
Consistence oily liquids is the mixture of a variety of liquid hydrocarbons such as alkane, cycloalkane, aromatic hydrocarbon and alkene.The main component of crude oil is
Two kinds of elements of carbon and hydrogen, account for 83-87% and 11-14% respectively;Also a small amount of sulphur, oxygen, nitrogen and micro phosphorus, arsenic, potassium, sodium, calcium,
The elements such as magnesium, nickel, iron, vanadium, crude oil products have very extensive action and function in socio-economic development, and crude oil is through refining
Processing can obtain the products such as various fuel oil, solvent naphtha, lubricating oil, lubricating grease, paraffin, pitch and liquefied gas, aromatic hydrocarbons,
Fuel, raw material and chemical products are provided for each department of national economy.
Diesel oil is one kind of existing product, is oils, complicated hydro carbons (carbon atom number about 10-22) mixture,
For diesel fuel, mainly by crude distillation, catalytic cracking, thermal cracking, be hydrocracked, the diesel oil of the processes production such as petroleum coking
Fraction is allocated;Also it can be processed by shale oil and coal liquefaction is produced, diesel oil is divided into light diesel fuel(Boiling spread about 180-370 takes the photograph
Family name's degree)And heavy diesel fuel(About 350-410 degrees Celsius of boiling spread)Two major class are widely used in oversize vehicle, railway locomotive and ships.
The properties such as the discharge of diesel engine harmful substance and the chemical composition of diesel oil, the content of impurity substances are closely related, wherein with
The influence of sulphur is maximum in diesel oil, thus countries in the world are strongly required diesel deep desulfurization, caused by reducing motor vehicle exhaust emission
Health and environment negative effect.Existing diesel fuel desulfurization is all using selective hydrogenation desulfurization process, although this mode can be with
Desulfurization, but the oxygen-bearing organic matter being also stripped of in diesel oil and some to diesel fuel lubricity active other organic matters, knot
Fruit causes its greasy property to substantially reduce, and people are heat in recent years finding other modes progress diesel fuel desulfurization, absorption desulfurization
Point, but existing absorption desulfurization effect is unstable so that diesel quality generates larger fluctuation and exists, this is just the use of people
Bring inconvenience.
Invention content
The purpose of the present invention is to provide a kind of graphene adsorbent for diesel fuel desulfurization, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides following technical solution:
A kind of graphene adsorbent for diesel fuel desulfurization includes the raw material of following parts by weight:20-34 parts of graphene, zirconium oxide
3-6 parts, 2-4 parts of silica, 1.5-3 parts of titanium dioxide, 10-15 parts of clay, active 13-18 parts of powdered carbon, chitosan 12-18
Part, 6-10 parts of kaolin, 20-26 parts of zeolite powder, 3-8 parts of potassium permanganate, 2-5 parts of strong acid and 7-12 parts of cyanobacteria.
As further embodiment of the present invention:Strong acid uses one kind in hydrochloric acid, sulfuric acid or oxalic acid, and graphene uses oxygen
Graphite alkene or multi-layer graphene.
As further embodiment of the present invention:The granularity of zirconium oxide, silica and titanium dioxide is 0.25-1.36mm,
Active powdered carbon is pyrolyzed under 480-540 degrees Celsius using at least one of stalk, wheat bran, cocoanut shell and shuck and obtained.
The preparation method of the graphene adsorbent for diesel fuel desulfurization, is as follows:
Step 1 by graphene dispersion to deionized water and ultrasonic disperse 60-80 minutes, obtains graphene dispersing solution, then
Potassium permanganate, zirconium oxide, silica and titanium dioxide are added in into graphene dispersing solution, is slowly dripped under the conditions of ultrasonic agitation
Strengthen acid, chitosan is added in after being added dropwise completely and is stirred 6-8 hours, product is washed with deionized and Celsius in 40-55
Degree is lower to be dried in vacuo, and obtains the first product;
Cyanobacteria is carried out broken wall, obtains cyanobacteria suspension by step 2, cyanobacteria suspension is added under 32-45 degrees Celsius compound
Enzyme is digested, and obtains cyanobacteria enzymolysis liquid;
Step 3, by 30-45 points of cyanobacteria enzymolysis liquid, the first product, clay, active powdered carbon, kaolin and zeolite powder ultrasonic mixing
Clock, then ball milling 28-36 hours under the rotating speed of inert gas shielding and 1500-2400rpm, the material after ball milling is in 65-80
It is dry under degree Celsius, desciccate is sintered in 450-530 degrees Celsius of Muffle furnace, you can obtain finished product.
As further embodiment of the present invention:The ultrasonic power of step 3 is 800-900W, supersonic frequency 60-80KHz.
Compared with prior art, the beneficial effects of the invention are as follows:Raw material sources of the present invention are extensive, by between various components
Interaction, the specific surface area of finished products of preparation is big, and pore capacities and even aperture distribution, the quantity of surface active groups is more, take off
Sulphur activity is high, is conducive to the absorption to sulphur.
Specific embodiment
The technical solution of this patent is described in more detail With reference to embodiment.
Embodiment 1
A kind of graphene adsorbent for diesel fuel desulfurization includes the raw material of following parts by weight:20 parts of graphene, 3 parts of zirconium oxide,
2 parts of silica, 1.5 parts of titanium dioxide, 10 parts of clay, active 13 parts of powdered carbon, 12 parts of chitosan, 6 parts of kaolin, zeolite powder 20
Part, 3 parts of potassium permanganate, 2 parts of strong acid and 7 parts of cyanobacteria.Strong acid uses hydrochloric acid, and graphene uses graphene oxide.
The preparation method of the graphene adsorbent for diesel fuel desulfurization, is as follows:
Step 1, in graphene dispersion to deionized water and ultrasonic disperse 75 minutes, will obtain graphene dispersing solution, then to stone
Potassium permanganate, zirconium oxide, silica and titanium dioxide are added in black alkene dispersion liquid, is slowly added dropwise under the conditions of ultrasonic agitation strong
Acid adds in chitosan and stirs 7 hours after being added dropwise completely, product is washed with deionized and is done in 45 degrees Celsius of lower vacuum
It is dry, obtain the first product;
Cyanobacteria is carried out broken wall, obtains cyanobacteria suspension by step 2, cyanobacteria suspension is added under 35 degrees Celsius complex enzyme into
Row enzymolysis, obtains cyanobacteria enzymolysis liquid;
Step 3, by cyanobacteria enzymolysis liquid, the first product, clay, active powdered carbon, kaolin and zeolite powder ultrasonic mixing 35 minutes,
Then ball milling 32 hours under the rotating speed of inert gas shielding and 1800rpm, the material after ball milling is dry under 70 degrees Celsius, will
Desciccate is sintered in 480 degrees Celsius of Muffle furnace, you can obtains finished product.
Embodiment 2
A kind of graphene adsorbent for diesel fuel desulfurization includes the raw material of following parts by weight:24 parts of graphene, zirconium oxide 4.5
Part, 3 parts of silica, 2 parts of titanium dioxide, 12 parts of clay, active 15 parts of powdered carbon, 16 parts of chitosan, 8 parts of kaolin, zeolite powder
9 parts of 24 parts, 6 parts of potassium permanganate, 4 parts of strong acid and cyanobacteria.The granularity of zirconium oxide, silica and titanium dioxide is 0.48mm, living
Property powdered carbon be pyrolyzed and obtain under 490 degrees Celsius using the mixture of stalk and shuck.
The preparation method of the graphene adsorbent for diesel fuel desulfurization, is as follows:
Step 1, in graphene dispersion to deionized water and ultrasonic disperse 75 minutes, will obtain graphene dispersing solution, then to stone
Potassium permanganate, zirconium oxide, silica and titanium dioxide are added in black alkene dispersion liquid, is slowly added dropwise under the conditions of ultrasonic agitation strong
Acid adds in chitosan and stirs 7 hours after being added dropwise completely, product is washed with deionized and is done in 52 degrees Celsius of lower vacuum
It is dry, obtain the first product;
Cyanobacteria is carried out broken wall, obtains cyanobacteria suspension by step 2, cyanobacteria suspension is added under 40 degrees Celsius complex enzyme into
Row enzymolysis, obtains cyanobacteria enzymolysis liquid;
Step 3, by cyanobacteria enzymolysis liquid, the first product, clay, active powdered carbon, kaolin and zeolite powder ultrasonic mixing 40 minutes,
Then ball milling 32 hours under the rotating speed of inert gas shielding and 2100rpm, the material after ball milling is dry under 76 degrees Celsius, will
Desciccate is sintered in 520 degrees Celsius of Muffle furnace, you can obtains finished product.
Embodiment 3
A kind of graphene adsorbent for diesel fuel desulfurization includes the raw material of following parts by weight:32 parts of graphene, 5 parts of zirconium oxide,
3.6 parts of silica, 2.4 parts of titanium dioxide, 13 parts of clay, active 17 parts of powdered carbon, 16 parts of chitosan, 9 parts of kaolin, zeolite powder
10 parts of 25 parts, 7 parts of potassium permanganate, 4 parts of strong acid and cyanobacteria.Strong acid uses sulfuric acid, and graphene uses multi-layer graphene.
The preparation method of the graphene adsorbent for diesel fuel desulfurization, is as follows:
Step 1, in graphene dispersion to deionized water and ultrasonic disperse 76 minutes, will obtain graphene dispersing solution, then to stone
Potassium permanganate, zirconium oxide, silica and titanium dioxide are added in black alkene dispersion liquid, is slowly added dropwise under the conditions of ultrasonic agitation strong
Acid adds in chitosan and stirs 7 hours after being added dropwise completely, product is washed with deionized and is done in 48 degrees Celsius of lower vacuum
It is dry, obtain the first product;
Cyanobacteria is carried out broken wall, obtains cyanobacteria suspension by step 2, cyanobacteria suspension is added under 44 degrees Celsius complex enzyme into
Row enzymolysis, obtains cyanobacteria enzymolysis liquid;
Step 3, by cyanobacteria enzymolysis liquid, the first product, clay, active powdered carbon, kaolin and zeolite powder ultrasonic mixing 36 minutes,
Ultrasonic power is 860W, supersonic frequency 60KHz, then ball milling 33 hours under the rotating speed of inert gas shielding and 1800rpm,
Material after ball milling is dry under 75 degrees Celsius, desciccate is sintered in 510 degrees Celsius of Muffle furnace, you can obtain into
Product.
Embodiment 4
A kind of graphene adsorbent for diesel fuel desulfurization includes the raw material of following parts by weight:34 parts of graphene, 6 parts of zirconium oxide,
4 parts of silica, 3 parts of titanium dioxide, 15 parts of clay, active 18 parts of powdered carbon, 18 parts of chitosan, 10 parts of kaolin, zeolite powder 26
Part, 8 parts of potassium permanganate, 5 parts of strong acid and 12 parts of cyanobacteria.Strong acid uses oxalic acid, and graphene uses multi-layer graphene.Zirconium oxide, two
The granularity of silica and titanium dioxide is 1.08mm, and active powdered carbon is existed using the mixture of stalk, wheat bran, cocoanut shell and shuck
Pyrolysis obtains under 540 degrees Celsius.
The preparation method of the graphene adsorbent for diesel fuel desulfurization, is as follows:
Step 1, in graphene dispersion to deionized water and ultrasonic disperse 75 minutes, will obtain graphene dispersing solution, then to stone
Potassium permanganate, zirconium oxide, silica and titanium dioxide are added in black alkene dispersion liquid, is slowly added dropwise under the conditions of ultrasonic agitation strong
Acid adds in chitosan and stirs 8 hours after being added dropwise completely, product is washed with deionized and is done in 54 degrees Celsius of lower vacuum
It is dry, obtain the first product;
Cyanobacteria is carried out broken wall, obtains cyanobacteria suspension by step 2, cyanobacteria suspension is added under 40 degrees Celsius complex enzyme into
Row enzymolysis, obtains cyanobacteria enzymolysis liquid;
Step 3, by cyanobacteria enzymolysis liquid, the first product, clay, active powdered carbon, kaolin and zeolite powder ultrasonic mixing 40 minutes,
Ultrasonic power is 880W, supersonic frequency 80KHz, then ball milling 34 hours under the rotating speed of inert gas shielding and 2250rpm,
Material after ball milling is dry under 72 degrees Celsius, desciccate is sintered in 520 degrees Celsius of Muffle furnace, you can obtain into
Product.
Potassium permanganate under strong acid condition has strong oxidizing property, and in graphene and oxygen is carried out by inorganic oxide supported
Change and be modified, the chitosan of addition is also dispersed in graphene and is modified under strongly acidic conditions, by modified graphene,
The mixing such as cyanobacteria enzymolysis liquid, clay can improve graphene, clay, active powdered carbon, kaolin and the matrix of zeolite powder formation
Specific surface area and pore capacities increase the quantity of matrix surface active group, are conducive to the absorption to sulphur.
It is obvious to a person skilled in the art that the present invention is not limited to the details of above-mentioned exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requirement rather than above description limit, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (5)
1. a kind of graphene adsorbent for diesel fuel desulfurization, which is characterized in that include the raw material of following parts by weight:Graphene
20-34 parts, 3-6 parts of zirconium oxide, 2-4 parts of silica, 1.5-3 parts of titanium dioxide, 10-15 parts of clay, active powdered carbon 13-18
Part, 12-18 parts of chitosan, 6-10 parts of kaolin, 20-26 parts of zeolite powder, 3-8 parts of potassium permanganate, 2-5 parts of strong acid and cyanobacteria 7-12
Part.
2. the graphene adsorbent according to claim 1 for diesel fuel desulfurization, which is characterized in that the strong acid uses salt
Either one kind graphene in oxalic acid uses graphene oxide or multi-layer graphene for acid, sulfuric acid.
3. the graphene adsorbent according to claim 1 for diesel fuel desulfurization, which is characterized in that the zirconium oxide, two
The granularity of silica and titanium dioxide is 0.25-1.36mm, and active powdered carbon is used in stalk, wheat bran, cocoanut shell and shuck
At least one is pyrolyzed under 480-540 degrees Celsius and obtains.
4. a kind of preparation method of the graphene adsorbent as described in any one of claims 1-3 for diesel fuel desulfurization, feature
It is, is as follows:
Step 1 by graphene dispersion to deionized water and ultrasonic disperse 60-80 minutes, obtains graphene dispersing solution, then
Potassium permanganate, zirconium oxide, silica and titanium dioxide are added in into graphene dispersing solution, is slowly dripped under the conditions of ultrasonic agitation
Strengthen acid, chitosan is added in after being added dropwise completely and is stirred 6-8 hours, product is washed with deionized and Celsius in 40-55
Degree is lower to be dried in vacuo, and obtains the first product;
Cyanobacteria is carried out broken wall, obtains cyanobacteria suspension by step 2, cyanobacteria suspension is added under 32-45 degrees Celsius compound
Enzyme is digested, and obtains cyanobacteria enzymolysis liquid;
Step 3, by 30-45 points of cyanobacteria enzymolysis liquid, the first product, clay, active powdered carbon, kaolin and zeolite powder ultrasonic mixing
Clock, then ball milling 28-36 hours under the rotating speed of inert gas shielding and 1500-2400rpm, the material after ball milling is in 65-80
It is dry under degree Celsius, desciccate is sintered in 450-530 degrees Celsius of Muffle furnace, you can obtain finished product.
5. the preparation method of the graphene adsorbent according to claim 4 for diesel fuel desulfurization, which is characterized in that described
The ultrasonic power of step 3 is 800-900W, supersonic frequency 60-80KHz.
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103394322A (en) * | 2013-07-17 | 2013-11-20 | 常州大学盱眙凹土研发中心 | Gasoline desulfurization adsorbent and preparation method thereof |
CN103551116A (en) * | 2013-09-25 | 2014-02-05 | 蚌埠首创滤清器有限公司 | Not-easy disintegrated and modified active carbon and preparation method thereof |
CN104226251A (en) * | 2014-09-29 | 2014-12-24 | 镇江华域环保设备制造有限公司 | Oxidization modified active carbon adsorbent and preparation method thereof |
CN106000297A (en) * | 2016-05-10 | 2016-10-12 | 郑州大学 | Graphene loaded zirconium oxide composite material, preparing method thereof, and application thereof as desulfurizer adsorbent |
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2018
- 2018-01-26 CN CN201810079217.4A patent/CN108187635A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103394322A (en) * | 2013-07-17 | 2013-11-20 | 常州大学盱眙凹土研发中心 | Gasoline desulfurization adsorbent and preparation method thereof |
CN103551116A (en) * | 2013-09-25 | 2014-02-05 | 蚌埠首创滤清器有限公司 | Not-easy disintegrated and modified active carbon and preparation method thereof |
CN104226251A (en) * | 2014-09-29 | 2014-12-24 | 镇江华域环保设备制造有限公司 | Oxidization modified active carbon adsorbent and preparation method thereof |
CN106000297A (en) * | 2016-05-10 | 2016-10-12 | 郑州大学 | Graphene loaded zirconium oxide composite material, preparing method thereof, and application thereof as desulfurizer adsorbent |
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