CN101235279A - Highly effective viscosity-reducing agent for thermodynamic oil extraction process - Google Patents

Highly effective viscosity-reducing agent for thermodynamic oil extraction process Download PDF

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Publication number
CN101235279A
CN101235279A CNA200710003100XA CN200710003100A CN101235279A CN 101235279 A CN101235279 A CN 101235279A CN A200710003100X A CNA200710003100X A CN A200710003100XA CN 200710003100 A CN200710003100 A CN 200710003100A CN 101235279 A CN101235279 A CN 101235279A
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oil
reducing agent
ethene
highly effective
sodium
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CN101235279B (en
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李向东
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Panjin Hesheng Dadi Petroleum Technology Co ltd
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FUSHUN GROUP HOLDING Co Ltd
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Abstract

High efficiency viscosity-reducing agent which is used on THE thermal oil extraction technology, which is formed by the following raw materials with percentage by weight, firstly phenyl benzene, fused ring aromatic hydrocarbon or fused ring aromatic hydrocarbon derivative which does not contain chlorine element and sulfur element, secondly liquid petroleum product whose aromatic hydrocarbons content is no more than 5%, petroleum resin which is liquid state under the constant temperature or hydrocarbons natural aggregation which is particle state under the constant temperature, thirdly water-soluble anionic surface active agent, water-soluble non-ionic surface active agent, oil solubility anionic surface active agent or oil solubility non-ionic surface active agent, fourthly fusel oil, fifthly alcohol ether, sixthly oil solubility or water-soluble polymer which respectively has nonpolar portion which has eutectic crystal with ceresin wax molecular and polar portion which can make wax crystal system twisty on main chain and or branch chain, seventhly hyperoxide, eighthly carbamide, ammonium carbonate, ammonium acid carbonate or ammonium nitrite and ninthly ketone. The high efficiency viscosity-reducing agent has strong suitability, strong viscosity-reducing ability, safety and reliability, can largely reduce extract cost and increase the yield of oil pump, and increases the final recovery efficiency of oil reservoir.

Description

A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process
Technical field
The present invention relates to a kind of oil production auxiliary agent, especially a kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process.
Background technology
At present, thermodynamic oil extraction process is mainly used in viscous crude, the exploitation of high oil with fixed attention, generally uses viscosity-depression agent as auxiliary addition agent.Existing such viscosity-depression agent is divided into water-base viscosity-reducing agent and oil base viscosity-depression agent two classes usually, wherein water-base viscosity-reducing agent specifically is divided into water-soluble viscosity-depression agent, emulsion oil-in-water viscosity-depression agent again, the oil base viscosity-depression agent specifically is divided into oil-soluble viscosity reducer, organic solvent type viscosity-depression agent again, and different defectives is all arranged.
Water-soluble viscosity-depression agent mainly is made up of tensio-active agent and water, is used for thermodynamic oil extraction process and has following defective: the one, and it mainly utilizes reducing viscosity by emulsifying principle viscosity reduction, directly dissolved bitumen matter, colloid, wax crystalline substance, it is limited to be used for viscosity reducing effect; The 2nd, after injecting oil reservoir, oil well is difficult to be diffused into automatically crude oil; The 3rd, when the oil reservoir crude oil water containing is low, there are not effect or effect opposite.
The emulsion oil-in-water viscosity-depression agent mainly is made up of tensio-active agent, water and organic solvent etc., be used for thermodynamic oil extraction process and have following defective: the one, it mainly utilizes reducing viscosity by emulsifying principle viscosity reduction, directly dissolving, broken bituminous matter, colloid, wax crystalline substance are limited in one's ability, and it is limited to be used for viscosity reducing effect; The 2nd, after injecting oil reservoir, oil well is difficult to be diffused into automatically crude oil; The 3rd, effect extreme difference or effect are opposite when the oil reservoir crude oil water containing is low; The 4th, O/w emulsion layering immediately under the high temperature fluid heating can't realize that collaborative companion annotates construction technology.
Oil-soluble viscosity reducer mainly is made up of oil soluble pour point depressant, organic solvent etc., has following defective: the one, though oil-soluble viscosity reducer can suppress or dispersing wax crystalline substance, colloid, bituminous matter, can't make it reach true sol particle granularity, and viscosity reduction is limited in one's ability; The 2nd, its flash-point is lower, annotates with the high temperature fluid companion to have the construction safety problem; The 3rd, it is with strong points, and the shaker test workload is big; The 4th, it can't solve the emulsified particle blockage problem that exists in the oil reservoir; The 5th, there is ageing problem, promptly its viscosity reduction ability prolongs in time and constantly reduces; The 6th, its cost height is difficult to heavy dose of application the in thermodynamic oil extraction process.
The organic solvent type viscosity-depression agent mainly is made up of hydrocarbon organic solvent, has following defective: the one, and it is limited to wax crystalline substance, colloid dissolving power, and to stratiform bituminous matter dissolving power extreme difference, viscosity reduction is limited in one's ability; The 2nd, its flash-point is lower, annotates with the high temperature fluid companion to have the construction safety problem; The 3rd, it is difficult to suppress the geometrical dimension of bituminous matter, wax-crystal structure; The 4th, it can't solve the emulsified particle blockage problem that exists in the oil reservoir; The 5th, there is ageing problem, promptly its viscosity reduction ability prolongs in time and constantly reduces; The 6th, add-on is too big, causes cost of winning significantly to improve, and is difficult to practicability in thermodynamic oil extraction process.
In a word, existing viscosity-depression agent poor practicability in thermodynamic oil extraction process is difficult to large-scale application.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process, this highly effective viscosity-reducing agent has the repertoire of water-base viscosity-reducing agent and oil base viscosity-depression agent concurrently, can use or common companion's notes with high temperature fluid is collaborative, can make bituminous matter, colloid, the wax-crystal structure micritization, can effectively solve oil reservoir emulsification blockage problem, can effectively solve the ageing problem of medicament, it is strong to have suitability, the viscosity reduction ability is strong, safe and reliable, excellent characteristics such as field conduct is simple, and consumption is few can effectively be assisted existing various heating exploitation technology heavy crude producings, height coagulates oil reservoir, significantly reduce cost of winning, prolong the oil well production cycle, increase oil well output, improve the oil reservoir ultimate recovery factor.
For solving the problems of the technologies described above, a kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) mixture 0.1~4% a kind of or that two or more arbitrary proportion is mixed between them of the condensed ring aromatic hydrocarbon derivative of biphenyl, condensed ring aromatic hydrocarbon or not chloride element, element sulphur;
2) aromaticity content surpasses 5% liquid petroleum product, petroleum resin or the normal temperature that normal temperature is liquid state down is the mixture 35~97.7% a kind of or that two or more arbitrary proportion is mixed between them in the hydro carbons nature aggregate of graininess down;
3) mixture 0.1~18% a kind of or that two or more arbitrary proportion is mixed between them of water soluble anionic surfactant, water soluble nonionic surfactant, oil soluble anion surfactant or oil soluble nonionogenic tenside;
4) potato spirit 0.5~5%;
5) close flash point is greater than the mixture 0.5~10% a kind of or that two or more arbitrary proportion is mixed between them of 20 ℃ alcohol ether;
6) on main chain and/or side chain, have respectively and the nonpolar part of paraffin molecule eutectic and make the mixture 0.1~2% a kind of or that two or more arbitrary proportion is mixed between them of oily molten or water-soluble polymers of the polarity part of wax Jingjing type distortion;
7) superoxide≤6%;
Can decomposite the mixture 0.5~20% a kind of or that two or more arbitrary proportion is mixed between them of urea, volatile salt, bicarbonate of ammonia or the ammonium nitrite of rare gas element when 8) being heated;
9) close flash point is greater than the mixture 0.5~5% a kind of or that two or more arbitrary proportion is mixed between them of 20 ℃ ketone.
Described condensed ring aromatic hydrocarbon is: naphthalene, anthracene, phenanthrene, acenaphthene, tetracene, pyrene or benzo acenaphthene; The condensed ring aromatic hydrocarbon derivative of described not chloride element, element sulphur is: methylnaphthalene, dimethylnaphthalene, naphthols, naphthalenediol, methylphenanthrene or phenanthrol.
Described aromaticity content above 5% liquid petroleum product is: oils, emulsification oils or varsol; Described normal temperature for liquid petroleum resin is down: normal temperature is down that liquid hydrocarbon petroleum resin or normal temperature is liquid modification hydrocarbon petroleum resin down; Described aromaticity content surpasses 5% liquid petroleum product, normal temperature and is liquid petroleum resin or normal temperature down in the hydro carbons nature aggregate for graininess down, and the content of its chlorine element and element sulphur is less than thousandth; Above-mentioned raw materials can directly be bought from the market.
Described oils is: diesel oil, solvent oil, heavy aromatics oil fuel or plastics, rubber cracking oil; The close flash point of described plastics, rubber cracking oil is greater than 40 ℃; Above-mentioned raw materials can directly be bought from the market.
Described emulsification oils is: diesel oil emulsification, emulsification heavy aromatics oil fuel or oil-in-water type paraffin remover; Above-mentioned raw materials can directly be bought from the market.
Described varsol is: mixed olefins, hybrid ring alkene, mix fragrant alkene, mix residue at the bottom of the still that heavy benzene or petroleum resin production technique form; Above-mentioned raw materials can directly be bought from the market.
Described water soluble anionic surfactant is: alkyl sodium sulfonate, alkyltrimethyl ammonium chloride, polyethenoxy alkylphenols carboxylic acid sodium salt, polyoxyethylated alkyl alcohol carboxylic acid sodium salt, polyethenoxy alkylphenols sulfonate sodium, polyoxyethylated alkyl alcohol sulfonate sodium, polyoxyethylated alkyl alcohol sulfuric ester sodium salt, polyethenoxy alkylphenols sulfuric ester sodium salt, structural formula are C nF 2n+1The carboxylic acid sodium type fluorine surfactant of COONa, wherein n represents that 4~10 integer, structural formula are C 8F 17CONH (CH 2) 5The carboxylic acid sodium type fluorine surfactant of COONa, structural formula are R fOC 6H 4The carboxylic acid sodium type fluorine surfactant of COONa, structural formula are C nF 2n+1SO 3Na sodium sulfonate type fluorine surfactant, wherein n represents 5 or 7 or 9, structural formula is C 3F 7(CH 2) nSO 3The sodium sulfonate type fluorine surfactant of Na, wherein n represents 5 or 7 or 9, structural formula is C nF 2n+1C 6H 4SO 3The sodium sulfonate type fluorine surfactant of H, wherein n represents 5 or 7 or 9, structural formula is C 7F 15CH 2OSO 3The sulfuric acid type fluorine surfactant of Na, structural formula are (CF 3) 2CF 2(CH 2) 6OSO 3The sulfuric acid type fluorine surfactant of Na or structural formula are C 8F 17SO 2NH (CH 2) 3NH (CH 2) 3NHCH 2CH 2OSO 3The sulfuric acid type fluorine surfactant of Na;
Described water soluble nonionic surfactant: polyoxyethylated alkyl alcohol, polyethenoxy alkylphenols, polyoxyethylene octyl phenol ether, polyoxyethylene polyoxypropylene propylene glycol or sorbitan monocarboxylate Soxylat A 25-7;
Described oil soluble anion surfactant is: petroleum sodium sulfonate, oil carboxylic acid sodium, mahogany acid potassium or mahogany acid ammonium;
Described oil soluble nonionogenic tenside is: F (CF 2) m(CH 2) nH, m=10 or 12 wherein, n=8 or 12 or 14 or 18 or 24, polyoxyethylene stearylamine-7, lauroyl ethylene glycol amine, fish oil acyl ethylene glycol amine, polyoxyethylene alkylamide, C 10F 19O (CH 2CH 2O) 23C 100F 19Or
Figure A20071000310000081
Wherein n represents 1 or 2, A rThe expression aryl.
Described close flash point is butyl glycol ether, diethylene glycol ether or Diethylene Glycol butyl ether greater than 20 ℃ alcohol ether.
Described have with the nonpolar part of paraffin molecule eutectic on main chain and/or side chain respectively and make the oily molten or water-soluble polymers of the polarity part of wax Jingjing type distortion be: alkylphenol formaldehyde resin, polyacrylic ester, the poly carboxylic acid vinyl acetate, ethene and vinyl carboxylate copolymer, ethene and carboxylic acid propylene ester copolymer, ethene and acrylate copolymer, ethene and alkylmethacrylate polymer, ethene and maleic acid ester copolymer, vinylbenzene and maleic acid ester copolymer, alpha-olefin and maleic acid ester copolymer, vinyl-acetic ester and acrylate copolymer, vinyl-acetic ester and maleic acid ester copolymer, ethene, vinyl alcohol and vinyl carboxylate copolymer, ethene, vinylformic acid and acrylate copolymer, ethene, vinyl methyl ether and maleic acid ester copolymer, ethene, vinyl-acetic ester and maleic acid ester copolymer, ethene, vinyl carboxylates and propene sulfonic acid salt copolymer, ethene, acrylate and propene sulfonic acid salt copolymer or acrylate, vinylpyridine and butyleneglycol double methacrylate multipolymer.
Described superoxide is organo-peroxide or inorganic peroxide, and described organo-peroxide is peroxyformic acid, dicumyl peroxide, dibenzoyl peroxide, methylethyl ketone peroxide, peroxidized t-butyl perbenzoate, cyclohexanone peroxide, tertbutanol peroxide or cumyl hydroperoxide; Described inorganic peroxide is hydrogen peroxide, sodium peroxide, carbamide peroxide, Sodium Persulfate or SPC-D.
Described close flash point greater than 20 ℃ ketone is: cyclopentanone, hexanone, heptanone or octanone.
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is mixed by following material normal temperature and pressure.
The condensed ring aromatic hydrocarbon derivative of described biphenyl, condensed ring aromatic hydrocarbon and not chloride element, element sulphur can be its any one, also can be its arbitrary proportion mixture, has the ability of the brilliant wax nuclear of distortion wax;
Described aromaticity content surpasses 5% liquid petroleum product, petroleum resin or the normal temperature that normal temperature is liquid state down can be its any one for the hydro carbons nature aggregate of graininess down, also can be its arbitrary proportion mixture, have dissolving paraffin, bitum ability;
Described water soluble anionic surfactant, water soluble nonionic surfactant, oil soluble anion surfactant or oil soluble nonionogenic tenside can be its any one, also can be its arbitrary proportion mixture, have reduce the profit surface tension, in the ability of the brilliant surface adsorption of wax;
Described close flash point can be its any one greater than 20 ℃ alcohol ether, also can be its arbitrary proportion mixture, has the ability of the mutual solubility that increases oil and water;
Have with the nonpolar part of paraffin molecule eutectic on described main chain and/or the side chain respectively and to make the oily molten or water-soluble polymers of the polarity part of wax Jingjing type distortion can be its any one, also can be its arbitrary proportion mixture, have with the paraffin molecule eutectic and and make the ability of wax Jingjing type distortion;
Described superoxide has the ability that can decomposes comes from by oxygen base or active oxygen atom, can increase content or cancel this component according to customer requirements;
Described urea, volatile salt, bicarbonate of ammonia or ammonium nitrite have the ability that can decomposite rare gas element when being heated;
Described close flash point can be its any one greater than 20 ℃ ketone, also can be its arbitrary proportion mixture, has dissolving paraffin, bitum ability.
The present invention has following beneficial effect:
This highly effective viscosity-reducing agent has the repertoire of water-base viscosity-reducing agent and oil base viscosity-depression agent concurrently, can use or common companion's notes with high temperature fluid is collaborative, can make bituminous matter, colloid, the wax-crystal structure micritization, can effectively solve oil reservoir emulsification blockage problem, can effectively solve the ageing problem of medicament, it is strong to have suitability, and viscosity reduction pour point depression ability is strong, and is safe and reliable, field conduct is simple, excellent characteristics such as consumption is few can effectively be assisted existing various heating exploitation technology heavy crude producings, height coagulates oil reservoir, significantly reduces cost of winning, prolong the oil well production cycle, increase oil well output, improve the oil reservoir ultimate recovery factor, remarkable in economical benefits.
Embodiment
The invention will be further described below in conjunction with embodiment:
Embodiment 1
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) biphenyl 4%;
2) diesel oil 35%;
3) alkyl sodium sulfonate 18%;
4) potato spirit 5%;
5) butyl glycol ether 10%;
6) alkylphenol formaldehyde resin 2%;
7) peroxyformic acid 0.5%,
Dicumyl peroxide 0.5%;
8) urea 20%;
9) cyclopentanone 5%
Chlorine element in the described diesel oil, the content of element sulphur are less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 2
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) naphthalene 0.1%;
2) normal temperature is the natural aggregate 97.7% of the hydro carbons of graininess down;
3) alkyltrimethyl ammonium chloride 0.1%;
4) potato spirit 0.5%;
5) diethylene glycol ether 0.5%;
6) polyacrylic ester 0.1%;
7) volatile salt 0.5%;
8) cyclopentanone 0.5%;
Chlorine element in the natural aggregate of the following hydro carbons for graininess of described normal temperature, the content of element sulphur are less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 3
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) methylnaphthalene 1%;
2) diesel oil emulsification 89%;
3) the polyethenoxy alkylphenols carboxylic acid sodium salt 1%;
4) potato spirit 1%;
5) the Diethylene Glycol butyl ether 1%;
6) the poly carboxylic acid vinyl acetate 1%;
7) dibenzoyl peroxide 2%;
8) bicarbonate of ammonia 2%;
9) hexanone 2%;
Chlorine element in the described diesel oil emulsification, the content of element sulphur are less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 4
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) biphenyl 0.5%,
Anthracene 0.5%,
Dimethylnaphthalene 1%;
2) normal temperature is liquid modification hydrocarbon petroleum resin 82.7% down;
3) the polyoxyethylated alkyl alcohol carboxylic acid sodium salt 3%;
4) potato spirit 2%;
5) diethylene glycol ether 2%;
6) ethene and vinyl carboxylate copolymer 0.3%;
7) methylethyl ketone peroxide 1%;
8) ammonium nitrite 4%;
9) heptanone 3%;
Described normal temperature down for the content of the chlorine element in the liquid modification hydrocarbon petroleum resin, element sulphur less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 5
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) phenanthrene 1%,
Naphthols 2%;
2) mixed olefins 36%,
Hybrid ring alkene 36.4%;
3) the polyethenoxy alkylphenols sulfonate sodium 5%;
4) potato spirit 3%;
5) butyl glycol ether 3%;
6) ethene and carboxylic acid propylene ester copolymer 0.6%;
7) peroxidized t-butyl perbenzoate 3%;
8) volatile salt 6%;
9) octanone 4%
Chlorine element in described mixed olefins and the hybrid ring alkene, the content of element sulphur are respectively less than thousandth.
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 6
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) acenaphthene 2%,
Naphthalenediol 2%;
2) normal temperature is liquid hydrocarbon petroleum resin 63% down;
3) the polyoxyethylated alkyl alcohol sulfonate sodium 7%;
4) potato spirit 4%;
5) diethylene glycol ether 4%;
6) ethene and acrylate copolymer 1%;
7) cyclohexanone peroxide 4%;
8) urea 8%;
9) cyclopentanone 5%
Described normal temperature down for the content of the chlorine element in the liquid hydrocarbon petroleum resin, element sulphur less than thousandth; A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 7
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) biphenyl 1%,
Tetracene 1%,
Methylphenanthrene 1%;
2) solvent oil 30%,
Heavy aromatics oil fuel 29%;
3) polyoxyethylated alkyl alcohol sulfuric ester sodium salt 9%;
4) potato spirit 5%;
5) butyl glycol ether 5%;
6) alkylphenol formaldehyde resin 0.5%,
Poly carboxylic acid vinyl acetate 0.3%,
Ethene and vinyl carboxylate copolymer 0.2%,
Ethene and acrylate copolymer 0.5%,
Ethene and alkylmethacrylate polymer 0.5%;
7) tertbutanol peroxide 5%;
8) bicarbonate of ammonia 10%;
9) hexanone 3%
Chlorine element in described solvent oil, the heavy aromatics oil fuel, element sulphur at the content of petroleum resin less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 8
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) pyrene 2%;
2) normal temperature is the natural aggregate 58% of the hydro carbons of graininess down;
3) polyethenoxy alkylphenols sulfuric ester sodium salt 11%;
4) potato spirit 4%;
5) butyl glycol ether 6%;
6) ethene and maleic acid ester copolymer 2%;
7) cumyl hydroperoxide 3%;
8) urea 12%;
9) heptanone 2%
Chlorine element in the natural aggregate of the following hydro carbons for graininess of described normal temperature, the content of element sulphur are less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 9
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) biphenyl 0.5%,
Benzo acenaphthene 0.5%,
Methylnaphthalene 1%,
Naphthols 1%,
Phenanthrol 1%;
2) diesel oil emulsification 20%;
Plastics, rubber cracking oil 29%;
3) alkyl sodium sulfonate 3%,
Polyoxyethylated alkyl alcohol 3%;
Petroleum sodium sulfonate 3%,
Polyoxyethylene stearylamine-7 4%;
4) potato spirit 5%;
5) diethylene glycol ether 7%;
6) vinylbenzene and maleic acid ester copolymer 2%;
7) hydrogen peroxide 5%;
8) bicarbonate of ammonia 14%;
9) octanone 1%
Chlorine element in described diesel oil emulsification and plastics, the rubber cracking oil, the content of element sulphur is less than thousandth, and the close flash point of described plastics, rubber cracking oil is greater than 40 ℃.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 10
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) biphenyl 0.5%,
Naphthalene 0.5%,
Phenanthrene 0.5%,
Pyrene 0.5%,
Methylnaphthalene 0.5%,
Naphthols 0.5%;
2) normal temperature is liquid modification hydrocarbon petroleum resin 44% down;
3) the polyethenoxy alkylphenols carboxylic acid sodium salt 4%,
Polyethenoxy alkylphenols 4%,
Oil carboxylic acid sodium 4%,
Lauroyl ethylene glycol amine 3%;
4) potato spirit 5%;
5) butyl glycol ether 8%;
6) the poly carboxylic acid vinyl acetate 0.5%,
Ethene and carboxylic acid propylene ester copolymer 0.5%,
Ethene and alkylmethacrylate polymer 0.5%,
Vinylbenzene and maleic acid ester copolymer 0.3%,
Alpha-olefin and maleic acid ester copolymer 0.2%;
7) sodium peroxide 5%;
8) ammonium nitrite 16%;
9) cyclopentanone 1%;
Hexanone 1%;
Described normal temperature down for the content of the chlorine element in the liquid modification hydrocarbon petroleum resin, element sulphur less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 11
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) phenanthrol 2%;
2) the oil-in-water type paraffin remover 42.5%;
3) polyethenoxy alkylphenols sulfuric ester sodium salt 4%,
Polyoxyethylene octyl phenol ether 4%,
Mahogany acid potassium 4%,
Fish oil acyl ethylene glycol amine 4%;
4) potato spirit 5%;
5) diethylene glycol ether 9%;
6) polyacrylic ester 0.5%,
Vinyl-acetic ester and acrylate copolymer 0.5%,
Acrylate, vinylpyridine and butyleneglycol double methacrylate copolymer 1 %;
7) SPC-D 6%;
8) volatile salt 17%;
9) heptanone 0.25%,
Octanone 0.25%;
Chlorine element in the described oil-in-water type paraffin remover, the content of element sulphur are less than thousandth.
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 12
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) tetracene 0.5%,
Benzo acenaphthene 0.5%;
Methylnaphthalene 0.5%,
Naphthols 0.5%;
2) normal temperature is liquid hydrocarbon petroleum resin 10% down;
Normal temperature is liquid modification hydrocarbon petroleum resin 10% down;
Normal temperature is the natural aggregate 17% of the hydro carbons of graininess down;
3) polyoxyethylated alkyl alcohol sulfuric ester sodium salt 3%,
Polyoxyethylene polyoxypropylene propylene glycol 3%;
Petroleum sodium sulfonate 3%,
Mahogany acid potassium 3%,
Mahogany acid ammonium 3%,
Polyoxyethylene alkylamide 2%;
4) potato spirit 5%;
5) butyl glycol ether 10%;
6) the poly carboxylic acid vinyl acetate 0.4%,
Vinyl-acetic ester and maleic acid ester copolymer 0.4%,
Ethene, vinyl alcohol and vinyl carboxylate copolymer 0.4%,
Ethene, vinyl carboxylates and propene sulfonic acid salt copolymer 0.4%,
Ethene, acrylate and propene sulfonic acid salt copolymer 0.4%;
7) carbamide peroxide 6%;
8) urea 18%;
9) cyclopentanone 1.5%,
Heptanone 1.5%;
Described normal temperature down for liquid hydrocarbon petroleum resin, normal temperature down for liquid modification hydrocarbon petroleum resin and normal temperature down for the content of the chlorine element in the hydro carbons nature aggregate of graininess, element sulphur less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 13
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) biphenyl 0.5%,
Anthracene 0.5%,
Acenaphthene 0.5%,
Benzo acenaphthene 0.5%,
Methylnaphthalene 0.5%,
Naphthols 0.5%,
Menaphthyl phenanthrene 0.5%,
Phenanthrol 0.5%;
2) heavy aromatics oil fuel 7%,
Diesel oil emulsification 7%,
Mix fragrant alkene 8%,
Mix heavy benzene 8%,
Residue 8% at the bottom of the still that the petroleum resin production technique forms;
3) the polyoxyethylated alkyl alcohol carboxylic acid sodium salt 5%;
Sorbitan monocarboxylate Soxylat A 25-7 5%;
Sulfonated petro-leum 5%;
Lauroyl ethylene glycol amine 3%;
4) potato spirit 5%;
5) diethylene glycol ether 10%;
6) ethene, vinylformic acid and acrylate copolymer 0.5%,
Ethene, vinyl methyl ether and maleic acid ester copolymer 0.5%,
Ethene, vinyl-acetic ester and maleate copolymer 1 %;
7) Sodium Persulfate 2%;
8) bicarbonate of ammonia 19%;
9) hexanone 1%,
Octanone 1%;
Chlorine element at the bottom of the still that described heavy aromatics oil fuel, diesel oil emulsification, mixing fragrance alkene, mixing heavy benzene and petroleum resin production technique form in the residue, element sulphur content are respectively less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 14
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) biphenyl 0.5%,
Anthracene 0.5%,
Acenaphthene 0.5%,
Benzo acenaphthene 0.5%,
Methylnaphthalene 0.5%,
Naphthols 0.5%,
Menaphthyl phenanthrene 0.5%,
Phenanthrol 0.5%;
2) heavy aromatics oil fuel 7%,
Diesel oil emulsification 7%,
Mix fragrant alkene 7%,
Mix heavy benzene 8%,
Residue 8% at the bottom of the still that the petroleum resin production technique forms;
3)
Structural formula is C 4F 9COO -The carboxylic acid sodium type fluorine surfactant 1% of Na,
Structural formula is C 5F 11COO -The carboxylic acid sodium type fluorine surfactant 1% of Na,
Structural formula is C 6F 13COO -The carboxylic acid sodium type fluorine surfactant 1% of Na,
Structural formula is C 7F 15COO -The carboxylic acid sodium type fluorine surfactant 1% of Na,
Structural formula is C 8F 17COO -The carboxylic acid sodium type fluorine surfactant 1% of Na,
Structural formula is C 9F 19COO -The carboxylic acid sodium type fluorine surfactant 1% of Na,
Structural formula is C 10F 21COO -The carboxylic acid sodium type fluorine surfactant 1% of Na,
Structural formula is C 8F 17CONH (CH 2) 5The carboxylic acid sodium type fluorine surfactant 1% of COONa,
Structural formula is R fOC 6H 4The carboxylic acid sodium type fluorine surfactant 1% of COONa,
Structural formula is C 5F 11SO 3The sodium sulfonate type fluorine surfactant 1% of Na,
Structural formula is C 7F 15SO 3The sodium sulfonate type fluorine surfactant 1% of Na,
Structural formula is C 9F 19SO 3The sodium sulfonate type fluorine surfactant 1% of Na,
Structural formula is C 3F 7(CH 2) 5SO 3The sodium sulfonate type fluorine surfactant 1% of Na,
Structural formula is C 3F 7(CH 2) 7SO 3Na) sodium sulfonate type fluorine surfactant 1%,
Structural formula is C 3F 7(CH 2) 9SO 3The sodium sulfonate type fluorine surfactant 1% of Na,
Structural formula is C 5F 11C 6H 4SO 3The sodium sulfonate type fluorine surfactant 1% of H;
Structural formula is C 7F 15C 6H 4SO 3The sodium sulfonate type fluorine surfactant 1% of H;
Structural formula is C 9F 19C 6H 4SO 3The sodium sulfonate type fluorine surfactant 1% of H;
4) potato spirit 5%;
5) the Diethylene Glycol butyl ether 5%;
6) ethene, vinylformic acid and acrylate copolymer 0.5%,
Ethene, vinyl methyl ether and maleic acid ester copolymer 0.5%,
Ethene, vinyl-acetic ester and maleate copolymer 1 %;
7) SPC-D 6%;
8) urea 20%;
9) cyclopentanone 1%,
Hexanone 1%,
Heptanone 1%;
Chlorine element at the bottom of the still that described heavy aromatics oil fuel, diesel oil emulsification, mixing fragrance alkene, mixing heavy benzene and petroleum resin production technique form in the residue, element sulphur content are respectively less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 15
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) pyrene 4%;
2) normal temperature is the natural aggregate 65% of the hydro carbons of graininess down;
3)C 10F 19O(CH 2CH 2O) 23C 100F 19 1%,
F(CF 2) 10(CH 2) 8H 1%,
F(CF 2) 12(CH 2) 12H 1%,
F(CF 2) 10(CH 2) 14H 1%,
F(CF 2) 12(CH 2) 18H 1%,
F(CF 2) 12(CH 2) 24H 1%,
Figure A20071000310000221
1%,
Figure A20071000310000231
1%,
4) potato spirit 2%;
5) butyl glycol ether 6%;
6) ethene and maleate copolymer 1 %;
7) carbamide peroxide 1%;
8) bicarbonate of ammonia 10%;
9) hexanone 1%,
Heptanone 1%
Octanone 1%;
Chlorine element in the natural aggregate of the following hydro carbons for graininess of described normal temperature, the content of element sulphur are less than thousandth; Described A rRepresent aryl.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 16
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) pyrene 2%;
2) normal temperature is the natural aggregate 60% of the hydro carbons of graininess down;
3) polyethenoxy alkylphenols sulfuric ester sodium salt 11%;
4) potato spirit 4%;
5) butyl glycol ether 6%;
6) ethene and maleic acid ester copolymer 2%;
7) cumyl hydroperoxide 3%;
8) urea 11%;
9) octanone 1%;
Chlorine element in the natural aggregate of the following hydro carbons for graininess of described normal temperature, the content of element sulphur are less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 17
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) biphenyl 0.5%,
Benzo acenaphthene 0.5%,
Methylnaphthalene 1%,
Naphthols 1%,
Phenanthrol 1%;
2) diesel oil emulsification 20%;
Plastics, rubber cracking oil 30%;
3) alkyl sodium sulfonate 3%,
Polyoxyethylated alkyl alcohol 3%;
Petroleum sodium sulfonate 3%,
Polyoxyethylene stearylamine-7 4%;
4) potato spirit 5%;
5) diethylene glycol ether 7%;
6) vinylbenzene and maleic acid ester copolymer 2%;
7) hydrogen peroxide 5%;
8) bicarbonate of ammonia 12%;
9) heptanone 2%
Chlorine element in described diesel oil emulsification and plastics, the rubber cracking oil, the content of element sulphur is less than thousandth, and the close flash point of described plastics, rubber cracking oil is greater than 40 ℃.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 18
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) biphenyl 0.5%,
Naphthalene 0.5%,
Phenanthrene 0.5%,
Pyrene 0.5%,
Methylnaphthalene 0.5%,
Naphthols 0.5%;
2) normal temperature is liquid modification hydrocarbon petroleum resin 46% down;
3) the polyethenoxy alkylphenols carboxylic acid sodium salt 4%,
Polyethenoxy alkylphenols 4%,
Oil carboxylic acid sodium 4%,
Lauroyl ethylene glycol amine 3%;
4) potato spirit 5%;
5) butyl glycol ether 8%;
6) the poly carboxylic acid vinyl acetate 0.5%,
Ethene and carboxylic acid propylene ester copolymer 0.5%,
Ethene and alkylmethacrylate polymer 0.5%,
Vinylbenzene and maleic acid ester copolymer 0.3%,
Alpha-olefin and maleic acid ester copolymer 0.2%;
7) sodium peroxide 3%;
8) ammonium nitrite 14%;
9) cyclopentanone 1%,
Hexanone 1%,
Heptanone 1%,
Octanone 1%;
Described normal temperature down for the content of the chlorine element in the liquid modification hydrocarbon petroleum resin, element sulphur less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.
Embodiment 19
A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention, it is made up of following weight percentages:
1) phenanthrol 2%;
2) the oil-in-water type paraffin remover 43%;
3) polyethenoxy alkylphenols sulfuric ester sodium salt 4%,
Polyoxyethylene octyl phenol ether 4%,
Mahogany acid potassium 4%,
Fish oil acyl ethylene glycol amine 4%;
4) potato spirit 5%;
5) diethylene glycol ether 9%;
6) polyacrylic ester 0.5%,
Vinyl-acetic ester and acrylate copolymer 0.5%,
Acrylate, vinylpyridine and butyleneglycol double methacrylate copolymer 1 %;
7) SPC-D 6%;
8) volatile salt 12%;
9) cyclopentanone 2%;
Hexanone 1%
Octanone 1%
Heptanone 1%;
Chlorine element in the described oil-in-water type paraffin remover, the content of element sulphur are less than thousandth.A kind of highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process of the present invention is to be mixed by the above-mentioned raw materials normal temperature and pressure.

Claims (8)

1. highly effective viscosity-reducing agent that is used for thermodynamic oil extraction process, it is characterized in that: it is made up of following weight percentages:
1) mixture 0.1~4% a kind of or that two or more arbitrary proportion is mixed between them of the condensed ring aromatic hydrocarbon derivative of biphenyl, condensed ring aromatic hydrocarbon or not chloride element, element sulphur;
2) aromaticity content surpasses 5% liquid petroleum product, petroleum resin or the normal temperature that normal temperature is liquid state down is the mixture 35~97.7% a kind of or that two or more arbitrary proportion is mixed between them in the hydro carbons nature aggregate of graininess down;
3) mixture 0.1~18% a kind of or that two or more arbitrary proportion is mixed between them of water soluble anionic surfactant, water soluble nonionic surfactant, oil soluble anion surfactant or oil soluble nonionogenic tenside;
4) potato spirit 0.5~5%;
5) close flash point is greater than the mixture 0.5~10% a kind of or that two or more arbitrary proportion is mixed between them of 20 ℃ alcohol ether;
6) on main chain and/or side chain, have respectively and the nonpolar part of paraffin molecule eutectic and make the mixture 0.1~2% a kind of or that two or more arbitrary proportion is mixed between them of oily molten or water-soluble polymers of the polarity part of wax Jingjing type distortion;
7) superoxide≤6%;
Can decomposite the mixture 0.5~20% a kind of or that two or more arbitrary proportion is mixed between them of urea, volatile salt, bicarbonate of ammonia or the ammonium nitrite of rare gas element when 8) being heated;
9) close flash point is greater than the mixture 0.5~5% a kind of or that two or more arbitrary proportion is mixed between them of 20 ℃ ketone.
2. highly effective viscosity-reducing agent as claimed in claim 1 is characterized in that: described condensed ring aromatic hydrocarbon is: naphthalene, anthracene, phenanthrene, acenaphthene, tetracene, pyrene or benzo acenaphthene; The condensed ring aromatic hydrocarbon derivative of described not chloride element, element sulphur is: methylnaphthalene, dimethylnaphthalene, naphthols, naphthalenediol, methylphenanthrene or phenanthrol.
3. highly effective viscosity-reducing agent as claimed in claim 1 is characterized in that: described aromaticity content above 5% liquid petroleum product is: oils, emulsification oils or varsol; Described normal temperature for liquid petroleum resin is down: normal temperature is down that liquid hydrocarbon petroleum resin or normal temperature is liquid modification hydrocarbon petroleum resin down; Described aromaticity content surpasses 5% liquid petroleum product, normal temperature and is liquid petroleum resin or normal temperature down in the hydro carbons nature aggregate for graininess down, and the content of its chlorine element and element sulphur is less than thousandth;
Described oils is: diesel oil, solvent oil, heavy aromatics oil fuel or plastics, rubber cracking oil; The close flash point of described plastics, rubber cracking oil is greater than 40 ℃;
Described emulsification oils is: diesel oil emulsification, emulsification heavy aromatics oil fuel or oil-in-water type paraffin remover;
Described varsol is: mixed olefins, hybrid ring alkene, mix fragrant alkene, mix residue at the bottom of the still that heavy benzene or petroleum resin production technique form.
4. highly effective viscosity-reducing agent as claimed in claim 1 is characterized in that:
Described water soluble anionic surfactant is: alkyl sodium sulfonate, alkyltrimethyl ammonium chloride, polyethenoxy alkylphenols carboxylic acid sodium salt, polyoxyethylated alkyl alcohol carboxylic acid sodium salt, polyethenoxy alkylphenols sulfonate sodium, polyoxyethylated alkyl alcohol sulfonate sodium, polyoxyethylated alkyl alcohol sulfuric ester sodium salt, polyethenoxy alkylphenols sulfuric ester sodium salt, structural formula are C nF 2n-1The carboxylic acid sodium type fluorine surfactant of COONa, wherein n represents that 4~10 integer, structural formula are C 8F 17CONH (CH 2) 5The carboxylic acid sodium type fluorine surfactant of COONa, structural formula are R fOC 6H 4The carboxylic acid sodium type fluorine surfactant of COONa, structural formula are C nF 2n+1SO 3Na sodium sulfonate type fluorine surfactant, wherein n represents 5 or 7 or 9, structural formula is C 3F 7(CH 2) nSO 3The sodium sulfonate type fluorine surfactant of Na, wherein n represents 5 or 7 or 9, structural formula is C nF 2n+1C 6H 4SO 3The sodium sulfonate type fluorine surfactant of H, wherein n represents 5 or 7 or 9, structural formula is C 7F 15CH 2OSO 3The sulfuric acid type fluorine surfactant of Na, structural formula are (CF 3) 2CF 2(CH 2) 6OSO 3The sulfuric acid type fluorine surfactant of Na or structural formula are C 8F 17SO 2NH (CH 2) 3NH (CH 2) 3NHCH 2CH 2OSO 3The sulfuric acid type fluorine surfactant of Na;
Described water soluble nonionic surfactant: polyoxyethylated alkyl alcohol, polyethenoxy alkylphenols, polyoxyethylene octyl phenol ether, polyoxyethylene polyoxypropylene propylene glycol or sorbitan monocarboxylate Soxylat A 25-7;
Described oil soluble anion surfactant is: petroleum sodium sulfonate, oil carboxylic acid sodium, mahogany acid potassium or mahogany acid ammonium;
Described oil soluble nonionogenic tenside is: F (CF 2) m(CH 2) nH, m=10 or 12 wherein, n=8 or 12 or 14 or 18 or 24, polyoxyethylene stearylamine-7, lauroyl ethylene glycol amine, fish oil acyl ethylene glycol amine, polyoxyethylene alkylamide, C 10F 19O (CH 2CH 2O) 23C 100F 19Or
Figure A2007100031000004C1
Wherein n represents 1 or 2, and Ar represents aryl.
5. highly effective viscosity-reducing agent as claimed in claim 1 is characterized in that: described close flash point is butyl glycol ether, diethylene glycol ether or Diethylene Glycol butyl ether greater than 20 ℃ alcohol ether.
6. highly effective viscosity-reducing agent as claimed in claim 1 is characterized in that:
Described have with the nonpolar part of paraffin molecule eutectic on main chain and/or side chain respectively and make the oily molten or water-soluble polymers of the polarity part of wax Jingjing type distortion be: alkylphenol formaldehyde resin, polyacrylic ester, the poly carboxylic acid vinyl acetate, ethene and vinyl carboxylate copolymer, ethene and carboxylic acid propylene ester copolymer, ethene and acrylate copolymer, ethene and alkylmethacrylate polymer, ethene and maleic acid ester copolymer, vinylbenzene and maleic acid ester copolymer, alpha-olefin and maleic acid ester copolymer, vinyl-acetic ester and acrylate copolymer, vinyl-acetic ester and maleic acid ester copolymer, ethene, vinyl alcohol and vinyl carboxylate copolymer, ethene, vinylformic acid and acrylate copolymer, ethene, vinyl methyl ether and maleic acid ester copolymer, ethene, vinyl-acetic ester and maleic acid ester copolymer, ethene, vinyl carboxylates and propene sulfonic acid salt copolymer, ethene, acrylate and propene sulfonic acid salt copolymer or acrylate, vinylpyridine and butyleneglycol double methacrylate multipolymer.
7. highly effective viscosity-reducing agent as claimed in claim 1, it is characterized in that: described superoxide is organo-peroxide or inorganic peroxide, and described organo-peroxide is peroxyformic acid, dicumyl peroxide, dibenzoyl peroxide, methylethyl ketone peroxide, peroxidized t-butyl perbenzoate, cyclohexanone peroxide, tertbutanol peroxide or cumyl hydroperoxide; Described inorganic peroxide is hydrogen peroxide, sodium peroxide, carbamide peroxide, Sodium Persulfate or SPC-D.
8. highly effective viscosity-reducing agent as claimed in claim 1 is characterized in that: described close flash point greater than 20 ℃ ketone is: cyclopentanone, hexanone, heptanone or octanone.
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CN109971448A (en) * 2019-04-23 2019-07-05 中国海洋石油集团有限公司 A kind of heavy crude thinner of twin chain surfactant types
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CN111548669A (en) * 2020-05-28 2020-08-18 江苏冠军科技集团股份有限公司 High-flash-point exemption diluent and preparation method and application thereof
CN112175601A (en) * 2020-12-03 2021-01-05 山东新港化工有限公司 Low-tension thick oil viscosity reduction washing oil agent for cold production of common thick oil and preparation method and application thereof
CN113061425A (en) * 2020-12-03 2021-07-02 山东新港化工有限公司 Low-tension thick oil viscosity reduction washing oil agent for cold production of common thick oil and preparation method and application thereof
WO2023123119A1 (en) * 2021-12-29 2023-07-06 Saudi Arabian Oil Company Viscosity reducer compositions, methods for producing, and methods of using
CN117343718A (en) * 2023-12-06 2024-01-05 胜利油田胜利化工有限责任公司 Polyether water-based viscosity reducer for oil field and preparation method and application thereof
CN117343718B (en) * 2023-12-06 2024-02-13 胜利油田胜利化工有限责任公司 Polyether water-based viscosity reducer for oil field and preparation method and application thereof

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