CN110437871A - A method of processing catalytic slurry - Google Patents
A method of processing catalytic slurry Download PDFInfo
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- CN110437871A CN110437871A CN201810420141.7A CN201810420141A CN110437871A CN 110437871 A CN110437871 A CN 110437871A CN 201810420141 A CN201810420141 A CN 201810420141A CN 110437871 A CN110437871 A CN 110437871A
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- catalytic slurry
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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
- C10G53/00—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes
- C10G53/02—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only
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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
- C10G2300/10—Feedstock materials
- C10G2300/1003—Waste materials
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- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
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Abstract
The invention discloses a kind of methods for handling catalytic slurry.This method comprises: modifying agent is added in catalytic slurry, stir, obtained Modified catalytic slurry oil, as mass fraction, catalytic slurry: 95.0%~99.9%, modifying agent: 0.1%~5.0%；Resulting Modified catalytic slurry oil enters atmospheric and vacuum distillation unit after mixing with crude oil, obtains decompression residuum after air-distillation and vacuum distillation；The modifying agent is one of condensation of aluminum phosphate and silicon phosphate curing agent or a variety of.The method of the present invention can make full use of catalytic slurry, the problem of catalytic slurry response to temperature, anti-aging property difference can be improved again, and improve the flash-point of decompression residuum, while the decompression residuum can be used directly as road asphalt or as blending road asphalt and water-proof asphalt raw material.
Description
Technical field
The present invention relates to a kind of methods for handling catalytic slurry, the especially method for producing road asphalt.
Background technique
Heavy oil catalytic cracking is important one of the secondary operation means of PETROLEUM PROCESSING, in order to reduce catalyst carbon deposition, extend
Its service life, usual catalytic cracking unit will get rid of a certain proportion of slurry oil outside, and majority is for producing fuel oil or being mixed into residual oil
Coking plant, but due to, there are catalyst granules, will affect its combustibility in FCC slurry, in addition, from maximizing the benefits original
For then, nor best utilization ways.
In order to improve the utility value of FCC slurry, some enterprises start the production that slurry oil is used for pitch.Using more
Technology is to mix slurry oil with crude oil to carry out vacuum distillation production pitch etc..However, due to containing more double bond group in slurry oil
Point and the reasons such as catalyst granules, cause catalytic slurry itself to have the characteristics that high-temperature behavior, response to temperature and anti-aging property are poor,
Property after showing the softening point of blend asphalt, 60 DEG C of dynamic viscosities, penetration index and degradations is deteriorated, with itself plus
The increase variation for entering amount is further obvious.As a result, or can only produce more low-grade road asphalt or be reduce it is original etc.
The a series of problems excessively influenced whether in sale and use process is added in the quality and service performance of grade pitch.
CN1302841A discloses a kind of processing method of catalytic slurry, and wherein catalytic slurry is needed by vacuum distillation,
Obtained heavy constituent again with subtracting slag blending or reoxidize and could produce after mixing with decompression residuum after solvent deoiling pitch, oxidation
Qualified road asphalt out.
CN103554926A discloses a kind of low grade asphalt for high grade road and preparation method thereof, wherein needing to be catalyzed
It is first evaporated under reduced pressure after slurry oil and the mixing of normal slag, it then could be oily, unmodified with de-oiled asphalt, solvent refining extraction
One of hard decompression residuum or more than one low grade asphalt for high grade road prepared by blending method.This method is still
The problem of the intrinsic response to temperature of catalytic slurry and anti-aging property difference is not can solve so.
CN102559250A discloses a kind of catalytic slurry air-distillation production mixing asphalt oil method.This method is in slurry oil
It is middle that a certain amount of vapor partial pressure regulator and peroxide is added, the mixture is then heated to 360 ~ 420 DEG C, into fractionation
Tower is fractionated, and obtains being greater than 360 DEG C of tower bottom heavy distillat as mixing asphalt oil.The method that air-distillation can be used in this method obtains
To mixing asphalt component, but the response to temperature and anti-aging property for improving produced road asphalt are not referred to, and weight after oxidation
The increase of 100 DEG C of viscosity of slurry oil, that is, ready-mixed oil is mainly due to caused by topping processing.
CN105273421A discloses a kind of decompression of catalytic slurry using method, using catalytic slurry by vacuum distillation
Residual oil is used as raw material, and crosslinking agent is added into decompression residuum and carries out crosslinking condensation reaction preparation condensation slurry oil, it is dripped with matrix
Blueness concocts out road asphalt, and wherein crosslinking agent is peroxide cross-linking agent, one in sulphur and sulfide crosslinking agent, metal oxide
Kind or more than one mixtures.This method be using improved catalytic slurry as the modifying agent of matrix pitch, but can not be from this
Specific improvement effect is known in method.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of methods for handling catalytic slurry.The method of the present invention can be with
Catalytic slurry is made full use of, and the problem of catalytic slurry response to temperature, anti-aging property difference can be improved, and improve decompression residuum
Flash-point, while gained decompression residuum used directly as road asphalt or as blending road asphalt and water-proof asphalt original
Material.
The present invention provides a kind of methods for handling catalytic slurry, comprising:
(1) modifying agent is added in catalytic slurry, Modified catalytic slurry oil is made in stirring；
(2) enter atmospheric and vacuum distillation unit after mixing the resulting Modified catalytic slurry oil of step (1) with crude oil, through air-distillation and
Decompression residuum is obtained after vacuum distillation；
Wherein, on the basis of step (1) total raw material quality, as mass fraction,
Catalytic slurry: 95.0%~99.9%, preferably 97.0%~99.8%；
Modifying agent: 0.1%~5.0%, preferably 0.2%~3.0%；
The modifying agent is one of condensation of aluminum phosphate and silicon phosphate curing agent or a variety of.
The modifying agent is preferably the solidification of condensation of aluminum phosphate and silicon phosphate curing agent, wherein condensation of aluminum phosphate and silicon phosphate
The mass ratio of agent is (1:9)~(9:1), preferably (3:7)~(7:3).
Heretofore described condensation of aluminum phosphate can be aluminium triphosphate, modified aluminium triphosphate, tripolyphosphate dihydro
One of aluminium is a variety of, and the fineness of the condensation of aluminum phosphate is 325 mesh or more.Wherein, modified aluminium triphosphate can be adopted
It is obtained with conventional method of modifying, such as modified, the inorganic chemical using one or more methods such as inorganic compound, surfactant
Object can be one of compound of the common modifying element such as siliceous, zinc, calcium, magnesium or a variety of.The silicon phosphate curing agent
Fineness is 1000 mesh or more, moisture≤0.8wt%.
The crude oil be selected from naphthene base crude, intermediate base crude and its mixed crude, the crude oil be preferably viscous crude and/
Or heavy crude.Oil density (20 DEG C) generally should be greater than 0.850g/cm3, preferably greater than 0.870g/cm3, characterization factor of crude oil
Generally less than 12.2, preferably smaller than 12.0, crude oil C/H mass ratio is generally higher than 6.8, preferably greater than 7.0.
The present invention is handled in the method for catalytic slurry, in step (2), Modified catalytic slurry oil and the mixed total raw material of crude oil
On the basis of, as mass fraction, including following raw material components:
Crude oil: 70%~99%, preferably 85%~97%；
Modified catalytic slurry oil: 1%~30%, preferably 3%~15%.
The present invention is handled in the method and step (1) of catalytic slurry, and modifying agent is added to and is heated to 140 DEG C~200 DEG C
It in catalytic slurry, is preferably added to and is heated in 150 DEG C~190 DEG C catalytic slurries, the time of the stirring is 0.5~5.0
Hour, it preferably stirs 1.0~4.0 hours, the stirring carries out at 160 DEG C~200 DEG C, preferably at 170 DEG C~190 DEG C
It carries out.
The present invention is handled in the method and step (2) of catalytic slurry, and the resulting Modified catalytic slurry oil of step (1) and crude oil is mixed
The temperature of conjunction is 100 DEG C~360 DEG C, preferably 200 DEG C~350 DEG C.The present invention is handled in the method for catalytic slurry, and gained depressurizes slag
Oily initial boiling point is 400 ~ 550 DEG C, further preferably 420 ~ 500 DEG C, can be used directly as road asphalt or as blending
The raw material of road asphalt and water-proof asphalt.
The present invention is handled in the method for catalytic slurry, and the slurry oil is catalytic cracked oil pulp, can be distillate catalysis
Cracking slurry oil, oil slurry from catalytically cracked heavy oil, Residue Catalytic Cracking slurry oil or distillate mix one in refining Residue Catalytic Cracking slurry oil
Kind is several；Wherein the residual oil includes one or more of reduced crude and decompression residuum, and the heavy oil can be crude oil
The heavy oil handled through plug, distillate include one of vacuum gas oil (VGO) (VGO) and AGO (atmospheric gas oil) (AGO) or several
Kind.
Compared with prior art, the present invention has the advantage that
The present invention is modified catalytic slurry, and unstable double bond component is by carrying out crosslinking condensation etc. with modifying agent in slurry oil
Reaction, obtained Modified catalytic slurry oil and crude oil carries out air-distillation and vacuum distillation, by the effect of mass transmitting of component, so that changing
Property catalytic slurry in it is heavier, be retained in decompression residuum to improving the beneficial component of asphalt performance, be conducive to further improve
The response to temperature of pitch, especially high temperature anti-rut behavior, and improve the anti-aging property of pitch.Particularly with viscous crude, simultaneously
Rectification effect can also be improved, fraction overlapping is reduced, to improve the flash-point of pitch, ensure that the heating safety and quality of pitch
The indexs such as loss.Finally obtained decompression residuum can use directly as road asphalt or as blending road asphalt and waterproof
With the raw material of pitch.
When the present invention is simultaneously modified catalytic slurry using condensation of aluminum phosphate and silicon phosphate curing agent, two kinds of modifying agent
Coordinated, to keep the response to temperature of pitch, high temperature anti-rut behavior and anti-aging property etc. more excellent.
The present invention efficiently uses while improving road asphalt and water-proof asphalt performance for catalytic slurry, reduces road
Road asphalt production cost improves Business Economic Benefit, opens a feasible approach.
Specific embodiment
The technical solution that the invention is further illustrated by the following examples, but these embodiments cannot limit the present invention,
The wt% being related to is mass fraction.
Embodiment 1
Catalytic slurry is heated to 170 DEG C, powdery condensation of aluminum phosphate (aluminium triphosphate, 800 mesh of fineness) is added to catalyzed oil
In slurry, wherein catalytic slurry accounts for the 98.5wt% of total amount, and condensation of aluminum phosphate accounts for the 1.5wt% of total amount, at 190 DEG C, with commonly stirring
Terminate after mixing hybrid reaction 210min, obtains Modified catalytic slurry oil.
By above-mentioned Modified catalytic slurry oil and viscous crude, ((20 DEG C) of density are 0.9476 g/cm3, characterization factor 11.6, C/H
Mass ratio is 7.53, similarly hereinafter) mixing after be added in atmospheric and vacuum distillation unit, mixing temperature be 160 DEG C.Wherein Modified catalytic oil
Slurry ratio accounts for 8wt%, then carries out air-distillation and vacuum distillation, steams < 425 DEG C of light fraction, the yield of light fraction is
56.5wt% obtains decompression residuum.Its property is shown in Table 2.
Embodiment 2
Catalytic slurry is heated to 160 DEG C, powdery condensation of aluminum phosphate (aluminium dihydrogen tripolyphosphate, 800 mesh of fineness) is added to and is urged
In carburetion slurry, wherein catalytic slurry accounts for the 97.0wt% of total amount, and condensation of aluminum phosphate accounts for the 3.0wt% of total amount, and at 180 DEG C, use is general
Leading to after being stirred reaction 170min terminates, and obtains Modified catalytic slurry oil.
Modified catalytic slurry oil carries out the condition of air-distillation and vacuum distillation with embodiment 1 after mixing with viscous crude.It obtains
The property of decompression residuum is shown in Table 2.
Embodiment 3
Catalytic slurry accounts for the 99.6wt% of total amount, and condensation of aluminum phosphate (aluminium triphosphate, 800 mesh of fineness) accounts for the 0.4wt% of total amount,
Its condition obtains Modified catalytic slurry oil with embodiment 1.
Modified catalytic slurry oil carries out the condition of air-distillation and vacuum distillation with embodiment 1 after mixing with viscous crude.It obtains
The property of decompression residuum is shown in Table 2.
Embodiment 4
The powdery condensation of aluminum phosphate (aluminium triphosphate, 800 mesh of fineness) in embodiment 1 is only changed to powdered acid silicon curing agent
(1200 mesh of fineness, moisture≤0.8%, similarly hereinafter), the other the same as in Example 1.The property of obtained decompression residuum is shown in Table 2.
Embodiment 5
The powdery condensation of aluminum phosphate (aluminium triphosphate, 800 mesh of fineness) in embodiment 1 is only changed to powdered acid silicon curing agent
(1200 mesh of fineness, moisture≤0.8wt%) and condensation of aluminum phosphate (aluminium triphosphate, 800 mesh of fineness), and condensation of aluminum phosphate is accounted for
The 1.5wt% of total amount is changed to the 1.5wt% that silicon phosphate curing agent and condensation of aluminum phosphate account for total amount altogether, and specially silicon phosphate curing agent accounts for
The 0.9wt% of total amount, condensation of aluminum phosphate account for the 0.6wt% of total amount.The property of the other the same as in Example 1, obtained decompression residuum is shown in Table
2。
Embodiment 6
Catalytic slurry accounts for the 97.2wt% of total amount, the 2.8wt% of silicon phosphate curing agent total amount, and other conditions are changed with embodiment 4
Property catalytic slurry.
By above-mentioned Modified catalytic slurry oil and heavy crude, ((20 DEG C) of density are 0.9360 g/cm3, C/H mass ratio is
It 7.03, characterization factor 11.8, similarly hereinafter) is added in atmospheric and vacuum distillation unit after mixing, mixing temperature is 150 DEG C, wherein changing
Property catalytic slurry ratio account for 12wt %, then carry out air-distillation and vacuum distillation, steam < 500 DEG C of light fraction, light fraction
Yield is 71wt%, obtains decompression residuum.Its property is shown in Table 3.
Embodiment 7
Catalytic slurry accounts for the 99.7wt% of total amount, and silicon phosphate curing agent accounts for the 0.3wt% of total amount, and other conditions are obtained with embodiment 6
Modified catalytic slurry oil.
Modified catalytic slurry oil carries out the condition of air-distillation and vacuum distillation with embodiment 6 after mixing with heavy crude.
To the property of decompression residuum be shown in Table 3.
Embodiment 8
The silicon phosphate curing agent in embodiment 6 is only changed to powdery condensation of aluminum phosphate (aluminium triphosphate, 800 mesh of fineness),
It is the same as embodiment 6.The property of gained decompression residuum is shown in Table 3.
Embodiment 9
The condition of modified slurry oil is prepared with embodiment 6, the 2.8wt% that silicon phosphate curing agent accounts for total amount is only changed to silicon phosphate and is consolidated
1200 mesh of agent fineness, moisture≤0.8%) and condensation of aluminum phosphate (aluminium triphosphate, 800 mesh of fineness) account for the 2.8wt% of total amount altogether,
Specially the silicon phosphate curing agent 1.4wt% that accounts for total amount, condensation of aluminum phosphate account for the 1.4wt% of total amount,
Modified catalytic slurry oil carries out the condition of air-distillation and vacuum distillation with embodiment 6 after mixing with heavy crude.It obtains
The property of decompression residuum is shown in Table 3.
Comparative example 1
Other conditions are only added without modifying agent and obtain comparison slurry oil with embodiment 1 in slurry oil.
It is added in atmospheric and vacuum distillation unit and carries out after the comparison slurry oil of heat treatment is mixed with the identical viscous crude of same embodiment 1
Air-distillation and vacuum distillation, mixing temperature be 160 DEG C, wherein comparison slurry oil ratio account for 8wt %, then carry out air-distillation and
Vacuum distillation steams < 425 DEG C of light fraction, and the yield of light component is 54.9wt%, obtains decompression residuum.Its property is shown in Table 2.
Comparative example 2
Other conditions are only added without modifying agent and obtain comparison slurry oil with embodiment 6 in slurry oil.
It is added in atmospheric and vacuum distillation unit after the comparison slurry oil of heat treatment is mixed with the identical heavy crude of same embodiment 6
Air-distillation and vacuum distillation are carried out, mixing temperature is 150 DEG C, wherein comparison slurry oil ratio accounts for 12wt%, then carries out normal pressure steaming
It evaporates and is evaporated under reduced pressure, steam < 500 DEG C of light fraction, the yield of light component is 69.5wt%, obtains decompression residuum.Its property is shown in Table
3。
The dosage of modifying agent used in 1 embodiment of table and comparative example
| Embodiment | Condensation of aluminum phosphate, wt% | Silicon phosphate curing agent, wt% |
| Embodiment 1 | 1.5 | - |
| Embodiment 2 | 3.0 | - |
| Embodiment 3 | 0.4 | - |
| Embodiment 4 | - | 1.5 |
| Embodiment 5 | 0.6 | 0.9 |
| Embodiment 6 | - | 2.8 |
| Embodiment 7 | - | 0.3 |
| Embodiment 8 | 2.8 | |
| Embodiment 9 | 1.4 | 1.4 |
| Comparative example 1 | - | - |
| Comparative example 2 | - | - |
The property of decompression residuum obtained by 2 embodiment of table and comparative example
| Project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Comparative example 1 |
| Needle penetration (25 DEG C)/0.1mm | 69 | 68 | 70 | 71 | 71 | 66 |
| Softening point/DEG C | 52.1 | 53.2 | 51.1 | 51.0 | 52.2 | 51.2 |
| Ductility (15 DEG C)/cm | 89 | 90 | 78 | 81 | 98 | 60 |
| Kinematic viscosity (60 DEG C)/Pa.s | 241.0 | 246.3 | 237.5 | 236.8 | 247.0 | 230.3 |
| Flash-point/DEG C | 257 | 265 | 250 | 248 | 268 | 239 |
| Penetration index (PI) | 0.12 | 0.35 | -0.09 | -0.08 | 0.23 | -0.22 |
| TFOT (163 DEG C, 5h) | ||||||
| Penetration ratio, % | 61.5 | 61.4 | 59.9 | 59.7 | 62.5 | 58.4 |
The property of decompression residuum obtained by 3 embodiment of table and comparative example
| Project | Embodiment 6 | Embodiment 7 | Embodiment 8 | Embodiment 9 | Comparative example 2 |
| Needle penetration (25 DEG C)/0.1mm | 68 | 75 | 72 | 73 | 76 |
| Softening point/DEG C | 51.0 | 46.1 | 51.3 | 52.4 | 45.8 |
| Ductility (15 DEG C)/cm | 120 | 123 | 130 | 135 | 121 |
| Kinematic viscosity (60 DEG C)/Pa.s | 194.2 | 161.0 | 195.0 | 195.7 | 159.6 |
| Flash-point/DEG C | 320 | 305 | 325 | 329 | 301 |
| Penetration index (PI) | -0.19 | -1.27 | 0.04 | 0.08 | -1.32 |
| TFOT (163 DEG C, 5h) | |||||
| Penetration ratio, % | 63.7 | 61.2 | 64.0 | 65.5 | 60.8 |
| Ductility (15 DEG C)/cm | 27 | 19 | 33 | 33 | 16 |
Claims (10)
1. a kind of method for handling catalytic slurry, comprising:
(1) modifying agent is added in catalytic slurry, is stirred, Modified catalytic slurry oil is made；
(2) enter atmospheric and vacuum distillation unit after mixing the resulting Modified catalytic slurry oil of step (1) with crude oil, through air-distillation and
Decompression residuum is obtained after vacuum distillation；
Wherein, on the basis of step (1) total raw material quality, as mass fraction,
Catalytic slurry: 95.0%~99.9%, preferably 97.0%~99.8%；
Modifying agent: 0.1%~5.0%, preferably 0.2%~3.0%；
The modifying agent is one of condensation of aluminum phosphate and silicon phosphate curing agent or a variety of.
2. according to the method for claim 1, it is characterised in that: in step (1), modifying agent is added to and is heated to 140 DEG C
It in~200 DEG C of catalytic slurry, is preferably added to and is heated in 150 DEG C~190 DEG C catalytic slurries, the time of the stirring is
It 0.5~5.0 hour, preferably stirs 1.0~4.0 hours, the stirring carries out at 160 DEG C~200 DEG C, preferably 170 DEG C~
It is stirred at 190 DEG C.
3. according to the method for claim 1, it is characterised in that: the modifying agent is that condensation of aluminum phosphate and silicon phosphate solidify
Agent, wherein the mass ratio of condensation of aluminum phosphate and silicon phosphate curing agent is (1:9)~(9:1), preferably (3:7)~(7:3).
4. according to method described in claim 1 or 3, it is characterised in that: the condensation of aluminum phosphate is aluminium triphosphate, modification
One of aluminium triphosphate, aluminium dihydrogen tripolyphosphate are a variety of, and the fineness of the condensation of aluminum phosphate is 325 mesh or more；Institute
The fineness for stating silicon phosphate curing agent is 1000 mesh or more, moisture≤0.8wt%.
5. according to the method for claim 1, it is characterised in that: in step (2), after being mixed with Modified catalytic slurry oil with crude oil
Total raw material on the basis of, as mass fraction, including following raw material components:
Crude oil: 70%~99%, preferably 80%~97%；
Modified catalytic slurry oil: 1%~30%, preferably 3%~20%.
6. according to the method for claim 1, it is characterised in that: the resulting Modified catalytic slurry oil of step (1) is mixed with crude oil
Temperature be 100 DEG C~360 DEG C, preferably 200 DEG C~350 DEG C.
7. according to the method for claim 1, it is characterised in that: step (2) crude oil is viscous crude and/or heavy crude；
The density that 20 DEG C of crude oil is greater than 0.850g/cm3, preferably greater than 0.870g/cm3, characterization factor of crude oil is less than 12.2, preferably smaller than
12.0, crude oil C/H mass ratio is greater than 6.8, preferably greater than 7.0.
8. according to the method for claim 1, it is characterised in that: gained decompression residuum initial boiling point is 400 ~ 550 DEG C, preferably
420~500℃。
9. according to the method for claim 1, it is characterised in that: gained decompression residuum uses or makees directly as road asphalt
For the raw material for concocting road asphalt and water-proof asphalt.
10. according to the method for claim 1, it is characterised in that: the catalytic slurry be distillate catalytic cracked oil pulp,
Oil slurry from catalytically cracked heavy oil, Residue Catalytic Cracking slurry oil or distillate mix one or more of refining Residue Catalytic Cracking slurry oil；
Wherein the residual oil includes one or more of reduced crude and decompression residuum, and the heavy oil is that crude oil handles to obtain through plug
Heavy oil, distillate includes one or more of vacuum gas oil (VGO) and AGO (atmospheric gas oil).
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| CN201810420141.7A CN110437871B (en) | 2018-05-04 | 2018-05-04 | Method for treating catalytic slurry oil |
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| CN201810420141.7A CN110437871B (en) | 2018-05-04 | 2018-05-04 | Method for treating catalytic slurry oil |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116286076A (en) * | 2023-03-09 | 2023-06-23 | 山东海韵沥青有限公司 | Production method and application of a low-viscosity building waterproof material asphalt |
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Effective date of registration: 20230906 Address after: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: CHINA PETROLEUM & CHEMICAL Corp. Patentee after: Sinopec (Dalian) Petrochemical Research Institute Co.,Ltd. Address before: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: DALIAN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPEC Corp. |