CN105319339A - Method for simulating coking process for blending of ethylene pyrolysis fuel oil as delay coking raw material through thermogravimetric analyzer - Google Patents
Method for simulating coking process for blending of ethylene pyrolysis fuel oil as delay coking raw material through thermogravimetric analyzer Download PDFInfo
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- CN105319339A CN105319339A CN201510659744.9A CN201510659744A CN105319339A CN 105319339 A CN105319339 A CN 105319339A CN 201510659744 A CN201510659744 A CN 201510659744A CN 105319339 A CN105319339 A CN 105319339A
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- 238000004939 coking Methods 0.000 title claims abstract description 81
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 239000005977 Ethylene Substances 0.000 title claims abstract description 45
- 239000000295 fuel oil Substances 0.000 title claims abstract description 44
- 239000002994 raw material Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 37
- 230000008569 process Effects 0.000 title claims abstract description 19
- 238000002156 mixing Methods 0.000 title claims abstract description 17
- 238000000197 pyrolysis Methods 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 26
- 238000004458 analytical method Methods 0.000 claims abstract description 11
- 238000005336 cracking Methods 0.000 claims description 38
- 230000003111 delayed effect Effects 0.000 claims description 38
- 239000003921 oil Substances 0.000 claims description 38
- 238000004821 distillation Methods 0.000 claims description 19
- 238000007670 refining Methods 0.000 claims description 17
- 230000003197 catalytic effect Effects 0.000 claims description 10
- 239000002002 slurry Substances 0.000 claims description 9
- 238000010792 warming Methods 0.000 claims description 9
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 8
- 229920002554 vinyl polymer Polymers 0.000 claims description 8
- 230000004580 weight loss Effects 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000002411 thermogravimetry Methods 0.000 abstract 1
- 238000002474 experimental method Methods 0.000 description 14
- 239000000203 mixture Substances 0.000 description 11
- 238000004088 simulation Methods 0.000 description 10
- 238000001757 thermogravimetry curve Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 239000002283 diesel fuel Substances 0.000 description 4
- 239000003502 gasoline Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000000571 coke Substances 0.000 description 3
- 239000002010 green coke Substances 0.000 description 3
- QPUYECUOLPXSFR-UHFFFAOYSA-N 1-methylnaphthalene Chemical compound C1=CC=C2C(C)=CC=CC2=C1 QPUYECUOLPXSFR-UHFFFAOYSA-N 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- 241000772415 Neovison vison Species 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 101000957678 Mus musculus Cytochrome P450 7B1 Proteins 0.000 description 1
- 241001597008 Nomeidae Species 0.000 description 1
- 101000957679 Rattus norvegicus 25-hydroxycholesterol 7-alpha-hydroxylase Proteins 0.000 description 1
- 150000001491 aromatic compounds Chemical group 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000004517 catalytic hydrocracking Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000011234 economic evaluation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011331 needle coke Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; Viscous liquids; Paints; Inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/2835—Specific substances contained in the oils or fuels
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention relates to a method for simulating a coking process for blending of ethylene pyrolysis fuel oil as delay coking raw material through a thermogravimetric analyzer. The method comprises the steps that a pure coking raw material and a mixed coking raw material are placed in a crucible of a thermogravimetric analysis balance after being weighed, and then thermogravimetric process analysis is carried out on a sample; corresponding fraction content is obtained according to the thermogravimetric ratio of a corresponding temperature section on a thermogravimetric curve. The property change rule of the mixed raw material and heat reaction coking trend are verified with short time and low material consumption after the pure coking raw material and the ethylene pyrolysis fuel oil are mixed, then the feasibility of using the ethylene pyrolysis fuel oil as the coking raw material for delay coking is obtained, and the technical problem which is eager to solve in the field is solved.
Description
Technical field
The invention belongs to mink cell focus processing technique field, relate to the delayed coking analogue technique in mink cell focus process, be specifically related to a kind of method utilizing thermogravimetric analyzer analog vinyl Pyrolysis fuel oil PFO to mix refining delayed coking raw material coking.
Background technology
Cracking of ethylene fuel oil be ethylene cracking material at thermal cracking processes Raw and product pyrocondensation product, be a kind of secondary product in cracking of ethylene process.Its principal ingredient is aromatic compound, and the potpourri of the mainly above condensed-nuclei aromatics of dicyclo, arene content reaches more than 90%, and side chain is short, ratio of carbon-hydrogen is high, ash content is low, content of beary metal is few.The output of cracking of ethylene fuel oil and composition, with ethylene cracking material and the different and difference to some extent of cracking condition, with regard to its output, are 15% ~ 20% of ethylene yield substantially.Cracking of ethylene fuel oil is mainly used as the raw material producing carbon black abroad, but the domestic device only having little part Pyrolysis fuel oil PFO to utilize introduction produces carbon black at present.Most fuel being all used as boiler or kiln uses.Because its calorific value is lower, real economy added value is not high.Also have small part cracking of ethylene fuel oil to be used to extract naphthalene, methylnaphthalene or prepare pitch, needle coke etc., but because difficulty of processing is comparatively large, practical efficiency is not high, economic benefit is also lower.In the face of so a large amount of cracking of ethylene accessory substances (process 1,000,000 tons/a year, produce the Pyrolysis fuel oil PFO of 200,000 tons nearly), how to increase its added value, the economic benefit improving ethylene production enterprise becomes problem demanding prompt solution.
Delayed coking unit has the advantage of its uniqueness as refinery secondary processing device, and to the strong adaptability of raw material, can raise productivity and improve the quality diesel oil, improves diesel and gasoline ratio.Delayed coking unit can process the derivant, catalytic cracked oil pulp, refinery's sump oil (mud) etc. more than 60 comprising straight run (visbreaking, hydrocracking) residual oil, recycle oil, Tar sands, pitch, deasphalting tar, clarified oil and coal at present and plant raw material.The Conradson carbon residue of process feedstock oil can be 3.8% ~ 45%.Can say that delayed coking unit is stronger for the adaptability of raw material.
In sum, if the advantage of the existing delayed coking unit of factory " not particular about food " can be made full use of, by the cracking of ethylene fuel oil that produces in cracking of ethylene process with the form of delayed coking unit raw material, carry out secondary processing, be translated into the higher gasoline of added value, diesel oil, wax oil, coke etc., will greatly increase the economic benefit of ethylene production enterprise.But the raw material composition used due to delayed coking is very complicated, becomes more complicated after blending ethylene Pyrolysis fuel oil PFO.The correlation calculating coking product yield generally draws according to practical operation data and pilot experiment data, be applicable to process program estimation or technical and economic evaluation, be difficult to use in and direct engineering design or field optimizing operation concretely, therefore current, whether cracking of ethylene fuel oil can mix refining with the form of delayed coking unit raw material cannot be verified.
Summary of the invention
The present invention is directed to above-mentioned problems of the prior art, a kind of method utilizing thermogravimetric analyzer analog vinyl Pyrolysis fuel oil PFO to mix refining delayed coking raw material coking is provided, solve in prior art and cannot verify whether cracking of ethylene fuel oil can mix the problem of refining with the form of delayed coking unit raw material, the inventive method time is short simultaneously, experiment materials are few, experimental result is reproducible, convenient operation.
Method of the present invention comprises the steps:
Simple coking raw material and mixed coking raw material weighing are placed in the crucible of thermogravimetic analysis (TGA) balance, then thermal weight loss process analysis procedure analysis are carried out to sample; That is, 5mg raw material is taken, initial temperature 25 DEG C, N
2flow is under the condition of 150mL/min, is cooled to 20 DEG C with the heating rate of-20 DEG C/min, gets rid of the air in instrument and equipment; Then with rate of temperature rise 50 DEG C/min, N
2flow is that the condition of 50mL/min is warming up to 200 DEG C by 20 DEG C fast; With rate of temperature rise 50 DEG C/min, N
2flow is that the condition of 50mL/min is warming up to 350 DEG C by 200 DEG C fast; Then with rate of temperature rise 50 DEG C/min, N
2flow is that the condition of 50mL/min is warming up to 500 DEG C by 350 DEG C fast; Last with rate of temperature rise 0 DEG C/min, N
2flow is the condition of 50mL/min, keeps 20min at 500 DEG C; According on thermogravimetric curve, the weightless ratio of above-mentioned corresponding temperature section draws corresponding ends content.
Described simple coking raw material selects the large distillation vacuum residuum of simple cracking of ethylene fuel oil, PetroChina Company Limited.'s Fushun second branch factory of oil, PetroChina Company Limited.'s Fushun second branch factory of oil south distillation vacuum residuum or PetroChina Company Limited.'s Fushun oil catalytic slurry.
Described mixed coking raw material is, obtains compound by delayed coking unit material quality blending ratio, mixes cracking of ethylene fuel oil and allocate to obtain mixed coking raw material in compound.
Described compound is PetroChina Company Limited.'s Fushun second branch factory of oil large distillation vacuum residuum 48.2wt%, PetroChina Company Limited.'s Fushun second branch factory of oil south distillation vacuum residuum 48.2wt% and PetroChina Company Limited. Fushun oil catalytic slurry 3.6wt%.
The mass ratio that refining mixed by described cracking of ethylene fuel oil is respectively 0%, 10%, 20% and 30%.
Advantageous effect of the present invention is as follows:,
The present invention utilizes thermal gravimetric analyzer under specific experimental conditions, the simulated experiment that the sample refining ratio carries out delayed coking is mixed to differing ethylene Pyrolysis fuel oil PFO, anticipation is carried out to the cracking process of different material and green coke trend, simple coking raw material is demonstrated and after mixing with cracking of ethylene fuel oil with shorter time, less materials, the change of properties rule of mixed material, thermal response green coke trend, and then show that cracking of ethylene fuel oil carries out the feasibility of delayed coking as coking raw material, solve the technical barrier that this area is thirsted for solving always.
Accompanying drawing explanation
Fig. 1 embodiment 1N
2the lower TGA curve of protection.
Fig. 2 embodiment 2N
2the lower TGA curve of protection.
Fig. 3 embodiment 3N
2the lower TGA curve of protection.
Fig. 4 embodiment 4N
2the lower TGA curve of protection.
Fig. 5 a-5d is respectively embodiment 1-embodiment 4N
2under DTA curve.
The N of Fig. 6 embodiment 5
2the lower TGA curve of protection.
The N of Fig. 7 embodiment 6
2the lower TGA curve of protection.
Fig. 8 embodiment 7N
2the lower TGA curve of protection.
Fig. 9 embodiment 8N
2the lower TGA curve of protection.
Figure 10 a-10d is respectively embodiment 5-embodiment 8N
2under DTA curve.
Table 1 feedstock oil character.
Table 2 feedstock oil Engler distillation data.
The group composition of table 3 feedstock oil.
The GC-MS of table 4 cracking of ethylene fuel oil analyzes.
Table 5 feedstock oil the colloidal stability parameter measures and four proximate analysis results.
Table 6 feedstock oil average molecular parameters.
The product distribution of table 7 embodiment 5-embodiment 8.
Embodiment
Further illustrate method of the present invention by the following examples.
Simple coking raw material and mixed coking raw material weighing are placed in the crucible of thermogravimetic analysis (TGA) balance, then thermal weight loss process analysis procedure analysis are carried out to sample.Concrete instrument setup parameter step is as follows:
Take 5mg raw material, initial temperature 25 DEG C, N
2flow is under the condition of 150mL/min, is cooled to 20 DEG C with the heating rate of-20 DEG C/min, gets rid of the air in instrument and equipment; Then with rate of temperature rise 50 DEG C/min, N
2flow is that the condition of 50mL/min is warming up to 200 DEG C (analog gasoline cuts) by 20 DEG C fast; With rate of temperature rise 50 DEG C/min, N
2flow is that the condition of 50mL/min is warming up to 350 DEG C (simulation diesel oil distillates) by 200 DEG C fast; Then with rate of temperature rise 50 DEG C/min, N
2flow is that the condition of 50mL/min is warming up to 500 DEG C (simulation wax oil cuts) by 350 DEG C fast; Last with rate of temperature rise 0 DEG C/min, N
2flow is the condition of 50mL/min, keeps 20min(to simulate coke fraction at 500 DEG C).Last according on thermogravimetric curve, the weightless ratio of above-mentioned corresponding temperature section calculates corresponding ends content.By the loss of the Weight lose of initial boiling point ~ 200 DEG C owing to gasoline fraction in experimentation; The Weight lose of 200 ~ 350 DEG C causes because diesel oil distillate runs off; The weightlessness of 350 ~ 500 DEG C causes due to wax oil cut; The residual mass of >500 DEG C is summed up as the generation of coke.Simple coking raw material and after mixing with cracking of ethylene fuel oil, the change of properties rule of mixed material, thermal response green coke trend, and then show that cracking of ethylene fuel oil carries out the feasibility of delayed coking as coking raw material.
embodiment 1
Simple cracking of ethylene fuel oil (tank field, fuel oil drum 223-T-0204A) is carried out independent delayed coking simulation according to above-mentioned thermal weight loss condition.
embodiment 2
Simple large distillation vacuum residuum is carried out independent delayed coking simulation according to above-mentioned thermal weight loss condition.
embodiment 3
Simple south distillation vacuum residuum is carried out independent delayed coking simulation according to above-mentioned thermal weight loss condition.
embodiment 4
Simple catalytic slurry is carried out independent delayed coking simulation according to above-mentioned thermal weight loss condition.
embodiment 5
Three kinds of delayed coking feedstock oils of PetroChina Company Limited.'s Fushun second branch factory of oil will be picked up from, allocate coking experiment mixed material (hereinafter referred to as mixed material) according to second branch factory of oil delayed coking unit material quality blending ratio (south distillation, large distillation and catalytic slurry accounting are 48.2wt%:48.2wt%:3.6wt%), and carry out cracking of ethylene fuel oil based on this and mix coking cracking experiment.Step is as follows:
In above-mentioned mixed material, mix the cracking of ethylene fuel oil of the large ethylene production of PetroChina Company Limited.'s Fushun Petrochemical Company, the mass ratio mixing refining is respectively 0%, and the experiment condition then provided according to table 1 carries out the simulation process of delayed coking.
embodiment 6
Three kinds of delayed coking feedstock oils of PetroChina Company Limited.'s Fushun second branch factory of oil will be picked up from, allocate coking experiment mixed material (hereinafter referred to as mixed material) according to second branch factory of oil delayed coking unit material quality blending ratio (south distillation, large distillation and catalytic slurry accounting are 48.2wt%:48.2wt%:3.6wt%), and carry out cracking of ethylene fuel oil based on this and mix coking cracking experiment.Step is as follows:
In above-mentioned mixed material, mix the cracking of ethylene fuel oil of the large ethylene production of PetroChina Company Limited.'s Fushun Petrochemical Company, the mass ratio mixing refining is respectively 10%, and the experiment condition then provided according to table 1 carries out the simulation process of delayed coking.
embodiment 7
Three kinds of delayed coking feedstock oils of PetroChina Company Limited.'s Fushun second branch factory of oil will be picked up from, allocate coking experiment mixed material (hereinafter referred to as mixed material) according to second branch factory of oil delayed coking unit material quality blending ratio (south distillation, large distillation and catalytic slurry accounting are 48.2wt%:48.2wt%:3.6wt%), and carry out cracking of ethylene fuel oil based on this and mix coking cracking experiment.Step is as follows: the cracking of ethylene fuel oil mixing the large ethylene production of PetroChina Company Limited.'s Fushun Petrochemical Company in above-mentioned mixed material, and the mass ratio mixing refining is respectively 20%, and the experiment condition then provided according to table 1 carries out the simulation process of delayed coking.
embodiment 8
Three kinds of delayed coking feedstock oils of PetroChina Company Limited.'s Fushun second branch factory of oil will be picked up from, allocate coking experiment mixed material (hereinafter referred to as mixed material) according to second branch factory of oil delayed coking unit material quality blending ratio (south distillation, large distillation and catalytic slurry accounting are 48.2wt%:48.2wt%:3.6wt%), and carry out cracking of ethylene fuel oil based on this and mix coking cracking experiment.Step is as follows: the cracking of ethylene fuel oil mixing the large ethylene production of PetroChina Company Limited.'s Fushun Petrochemical Company in above-mentioned mixed material, and the mass ratio mixing refining is respectively 30%, then carries out the simulation process of delayed coking in accordance with the following steps.
The thermogravimetric analyzer that the present invention uses is the permanent Instrument Ltd. in Beijing, model: HCT-1.
Claims (5)
1. utilize thermogravimetric analyzer analog vinyl Pyrolysis fuel oil PFO to mix a method for refining delayed coking raw material coking, it is characterized in that comprising the steps:
Simple coking raw material and mixed coking raw material weighing are placed in the crucible of thermogravimetic analysis (TGA) balance, then thermal weight loss process analysis procedure analysis are carried out to sample; That is, 5mg raw material is taken, initial temperature 25 DEG C, N
2flow is under the condition of 150mL/min, is cooled to 20 DEG C with the heating rate of-20 DEG C/min, gets rid of the air in instrument and equipment; Then with rate of temperature rise 50 DEG C/min, N
2flow is that the condition of 50mL/min is warming up to 200 DEG C by 20 DEG C fast; With rate of temperature rise 50 DEG C/min, N
2flow is that the condition of 50mL/min is warming up to 350 DEG C by 200 DEG C fast; Then with rate of temperature rise 50 DEG C/min, N
2flow is that the condition of 50mL/min is warming up to 500 DEG C by 350 DEG C fast; Last with rate of temperature rise 0 DEG C/min, N
2flow is the condition of 50mL/min, keeps 20min at 500 DEG C; According on thermogravimetric curve, the weightless ratio of above-mentioned corresponding temperature section draws corresponding ends content.
2. a kind of method utilizing thermogravimetric analyzer analog vinyl Pyrolysis fuel oil PFO to mix refining delayed coking raw material coking according to claim 1, is characterized in that described simple coking raw material selects the large distillation vacuum residuum of simple cracking of ethylene fuel oil, PetroChina Company Limited.'s Fushun second branch factory of oil, PetroChina Company Limited.'s Fushun second branch factory of oil south distillation vacuum residuum or PetroChina Company Limited.'s Fushun oil catalytic slurry.
3. a kind of method utilizing thermogravimetric analyzer analog vinyl Pyrolysis fuel oil PFO to mix refining delayed coking raw material coking according to claim 1, it is characterized in that described mixed coking raw material is, obtain compound by delayed coking unit material quality blending ratio, in compound, mix cracking of ethylene fuel oil allocate to obtain mixed coking raw material.
4. a kind of method utilizing thermogravimetric analyzer analog vinyl Pyrolysis fuel oil PFO to mix refining delayed coking raw material coking according to claim 3, is characterized in that described compound is PetroChina Company Limited.'s Fushun second branch factory of oil large distillation vacuum residuum 48.2wt%, PetroChina Company Limited.'s Fushun second branch factory of oil south distillation vacuum residuum 48.2wt% and PetroChina Company Limited. Fushun oil catalytic slurry 3.6wt%.
5. a kind of method utilizing thermogravimetric analyzer analog vinyl Pyrolysis fuel oil PFO to mix refining delayed coking raw material coking according to claim 1, is characterized in that the mass ratio that refining mixed by described cracking of ethylene fuel oil is respectively 0%, 10%, 20% and 30%.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105716992A (en) * | 2016-02-19 | 2016-06-29 | 中国石油大学(华东) | Measuring method for gasification rates of heavy oil at outlet temperature of heating furnace |
| CN106546623A (en) * | 2016-09-27 | 2017-03-29 | 广东石油化工学院 | Quantitative analysis catalytic slurry thermal process reactor thermal effect induction method |
| CN109253943A (en) * | 2018-08-23 | 2019-01-22 | 辽宁科技大学 | The monitoring method of oil nature is mixed in a kind of coal-based needle coke production process |
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| CA1324897C (en) * | 1989-05-03 | 1993-12-07 | Robert Edward Overfield | Method and equipment for chromatographic analysis of hydrocarbons, and hydrocarbon refining operations using same |
| CN101608132A (en) * | 2008-06-19 | 2009-12-23 | 中国石油天然气股份有限公司 | A kind of delayed coking production method that utilizes ethylene cracking tar for raw material |
| US20120225489A1 (en) * | 2011-03-03 | 2012-09-06 | Conocophillips Company | Measuring coking propensity |
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- 2015-10-14 CN CN201510659744.9A patent/CN105319339A/en active Pending
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| CA1324897C (en) * | 1989-05-03 | 1993-12-07 | Robert Edward Overfield | Method and equipment for chromatographic analysis of hydrocarbons, and hydrocarbon refining operations using same |
| CN101608132A (en) * | 2008-06-19 | 2009-12-23 | 中国石油天然气股份有限公司 | A kind of delayed coking production method that utilizes ethylene cracking tar for raw material |
| US20120225489A1 (en) * | 2011-03-03 | 2012-09-06 | Conocophillips Company | Measuring coking propensity |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105716992A (en) * | 2016-02-19 | 2016-06-29 | 中国石油大学(华东) | Measuring method for gasification rates of heavy oil at outlet temperature of heating furnace |
| CN105716992B (en) * | 2016-02-19 | 2018-05-15 | 中国石油大学(华东) | A kind of assay method of mink cell focus rate of gasification at a temperature of furnace outlet |
| CN106546623A (en) * | 2016-09-27 | 2017-03-29 | 广东石油化工学院 | Quantitative analysis catalytic slurry thermal process reactor thermal effect induction method |
| CN109253943A (en) * | 2018-08-23 | 2019-01-22 | 辽宁科技大学 | The monitoring method of oil nature is mixed in a kind of coal-based needle coke production process |
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