CN104531121A - Methanol-resistant, condensate-resistant and hypersalinity-resistant foam drainage agent - Google Patents
Methanol-resistant, condensate-resistant and hypersalinity-resistant foam drainage agent Download PDFInfo
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- CN104531121A CN104531121A CN201410785651.6A CN201410785651A CN104531121A CN 104531121 A CN104531121 A CN 104531121A CN 201410785651 A CN201410785651 A CN 201410785651A CN 104531121 A CN104531121 A CN 104531121A
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- resistant
- oil
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- condensate
- foaming
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 239000006260 foam Substances 0.000 title abstract description 28
- 239000013051 drainage agent Substances 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 37
- 238000005187 foaming Methods 0.000 claims abstract description 31
- -1 alkyl alcohol ether carboxylate Chemical class 0.000 claims abstract description 22
- 239000004094 surface-active agent Substances 0.000 claims abstract description 17
- 229920000056 polyoxyethylene ether Polymers 0.000 claims abstract description 12
- 229940051841 polyoxyethylene ether Drugs 0.000 claims abstract description 12
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 4
- 229920000570 polyether Polymers 0.000 claims abstract description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 22
- 241000282326 Felis catus Species 0.000 claims description 11
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 11
- 125000000217 alkyl group Chemical group 0.000 claims description 11
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 claims description 11
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 11
- RRLOOYQHUHGIRJ-UHFFFAOYSA-M sodium;ethyl sulfate Chemical compound [Na+].CCOS([O-])(=O)=O RRLOOYQHUHGIRJ-UHFFFAOYSA-M 0.000 claims description 11
- 239000002131 composite material Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 abstract description 9
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 4
- DVEKCXOJTLDBFE-UHFFFAOYSA-N n-dodecyl-n,n-dimethylglycinate Chemical group CCCCCCCCCCCC[N+](C)(C)CC([O-])=O DVEKCXOJTLDBFE-UHFFFAOYSA-N 0.000 abstract description 3
- 150000003839 salts Chemical class 0.000 abstract description 2
- 239000002280 amphoteric surfactant Substances 0.000 abstract 2
- 239000003945 anionic surfactant Substances 0.000 abstract 2
- 239000003638 chemical reducing agent Substances 0.000 abstract 2
- 239000002736 nonionic surfactant Substances 0.000 abstract 2
- 239000002202 Polyethylene glycol Substances 0.000 abstract 1
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 abstract 1
- 239000000654 additive Substances 0.000 abstract 1
- 238000013329 compounding Methods 0.000 abstract 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 abstract 1
- 150000002191 fatty alcohols Chemical class 0.000 abstract 1
- 239000003112 inhibitor Substances 0.000 abstract 1
- 230000005764 inhibitory process Effects 0.000 abstract 1
- 229920001223 polyethylene glycol Polymers 0.000 abstract 1
- 238000005201 scrubbing Methods 0.000 abstract 1
- 235000019333 sodium laurylsulphate Nutrition 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 21
- 238000007599 discharging Methods 0.000 description 14
- 239000007788 liquid Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000008118 PEG 6000 Substances 0.000 description 2
- 229920002584 Polyethylene Glycol 6000 Polymers 0.000 description 2
- 239000013543 active substance Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000004088 foaming agent Substances 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- ONJQDTZCDSESIW-UHFFFAOYSA-N polidocanol Chemical compound CCCCCCCCCCCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO ONJQDTZCDSESIW-UHFFFAOYSA-N 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 241000521257 Hydrops Species 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000003483 aging Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000006265 aqueous foam Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 150000007942 carboxylates Chemical class 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 230000002925 chemical effect Effects 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000012085 test solution Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
- C09K8/584—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific surfactants
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2208/00—Aspects relating to compositions of drilling or well treatment fluids
- C09K2208/32—Anticorrosion additives
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Degasification And Air Bubble Elimination (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Lubricants (AREA)
Abstract
The invention belongs to the technical field of chemical additives for oil and gas fields, and particularly relates to a methanol-resistant, anti-condensate-oil-resistant and high-salinity-resistant foam scrubbing agent, which is prepared by compounding a plurality of nonionic surfactants, an anionic surfactant, an amphoteric surfactant, a drag reducer and pure water, wherein the nonionic surfactants comprise polyether surfactants, namely fatty alcohol polyoxyethylene ether and alkyl alcohol ether carboxylate, the anionic surfactant comprises sodium lauryl sulfate and gemini surfactant, the amphoteric surfactant is dodecyl dimethyl betaine, and the drag reducer is polyethylene glycol. The invention has strong foaming power, rich and stable foam and moderate salt resistance, can be used in condensate oil-containing oil-water-gas three-phase synchronous wells, has excellent foaming performance, good compatibility with various corrosion inhibitors and good corrosion inhibition capability.
Description
Technical field
The invention belongs to oil-gas field chemical assistant technical field, relate to gasser water pumping gas production foam discharging agent, be specifically related to the foaming water discharge agent of a kind of methanol tolerance, condensate oil, anti-high salinity.
Background technology
Foam drainage gas recovery is a kind of drainage gas recovery that recent domestic develops rapidly, and its essence belongs to chemical draining, is a kind of new technology utilizing the whipability in tensio-active agent and grow up.Its principle is the effect of the foaming agent utilizing Sweet natural gas and be dissolved in liquid in well, form the foamy column risen continuously, in well, carry out liquid and be mixed in solid particulate wherein, by introducing some tensio-active agent with specific function and high molecular polymers in the mineralized water of shaft bottom, by means of the stirring of natural gas flow, fully contact with shaft bottom hydrops, produce a large amount of more stable low-density resistance aqueous foams, make it in gas-liquid two-phase mixing perpendicular flow process, produce foam, dispersion, drag reduction, multiple physics-the chemical effects such as washing, reduce in pit shaft " slippage loss ", improve air-flow and vertically lift liquid ability, reach the object of water pumping gas production.In fluid-discharge technology technology series, bubble row technique is simple with its easy construction, equipment, easy construction, cost are low, be suitable for well depth scope greatly, does not affect the advantages such as gas well is normally produced, Cheap highly effective.Technology of gas recovery by foam drainage for the gas-water well of low pressure, little output, have construction easily, the advantage such as produce effects fast, cost is low, the daily production that do not affect gas well, be day by day subject to common concern both domestic and external.Can foaming water discharge obtain successfully, depends on the performance of pore forming material used to a great extent, therefore must set up effective foam discharging agent evaluation technique, be in optimized selection foam discharging agent.
When temperature, the salinity rising of applying working condition, latherability and the stability of foam discharging agent all significantly reduce, thus occur the situation of inefficacy.Along with the appearance of the various Special Circumstances of gas field newly developed gas well, require that being suitable for foam discharging agent possesses many-sided over-all properties.As revived at present, Sulige gas field is presenting the features such as high methanol, high condensate oil, high salinity in chemical agent water pumping gas production process, therefore needs the foam discharging agent developed to possess: the over-all propertieies such as condensate oil, anti-salinity, methanol tolerance.
Summary of the invention
The object of the invention is the weakness overcoming many existing foam discharging agent suitable environment narrow range, and then the foaming water discharge agent of a kind of methanol tolerance, condensate oil, anti-high salinity is provided, there is the feature of good methanol tolerance, condensate oil, anti-high salinity.
For this reason, the invention provides the foaming water discharge agent of a kind of methanol tolerance, condensate oil, anti-high salinity, it is characterized in that: this foaming water discharge agent forms by multiple nonionic surface active agent, aniorfic surfactant, amphoterics, flow improver and pure water are composite;
Described multiple nonionic surface active agent comprises polyether surfactant fatty alcohol-polyoxyethylene ether and alkyl ethoxylated carboxylate salt;
Described aniorfic surfactant comprises lauryl alcohol sodium sulfovinate and Gemini cats product;
Described amphoterics is Varion CDG-K;
Described flow improver is polyoxyethylene glycol.
In above-mentioned foaming water discharge agent, content is as follows by mass percentage for each component:
Fatty alcohol-polyoxyethylene ether: 3%-5%;
Alkyl ethoxylated carboxylate salt: 5%-10%;
Lauryl alcohol sodium sulfovinate: 5%-10%;
Gemini cats product: 10%-20%;
Varion CDG-K: 30%-50%;
Polyoxyethylene glycol: 5%-10%;
Pure water: 15%-25%.
Further, by each component, content is as follows by mass percentage:
Fatty alcohol-polyoxyethylene ether: 3%;
Alkyl ethoxylated carboxylate salt: 7%;
Lauryl alcohol sodium sulfovinate: 6%;
Gemini cats product: 14%;
Varion CDG-K: 45%;
Polyoxyethylene glycol: 5%;
Pure water: 20%.
Beneficial effect of the present invention: the foaming water discharge agent of this methanol tolerance of the present invention, condensate oil, anti-high salinity, has good biodegradability, does not in use precipitate not stratified.It is strong that the present invention has foaming power, and foaming abundancy is stablized, and saline-alkaline tolerance is moderate, use, having excellent lathering property at the oil-water-gas three-phase containing condensate oil with producing in well, good with multiple inhibiter compatibleness, and itself also has good corrosion inhibiting ability.
Embodiment
The content of two aspects is mainly carried out in the evaluation of foam discharging agent, i.e. foam discharging agent foaming power and the surely evaluating and measuring of bubble ability and the mensuration of foam discharging agent liquid carry over.
Foaming agent foam power and steady bubble ability performance evaluation: Ross-Miles method (Roche Mir method);
The mensuration of pore forming material liquid carry over: the gas of certain flow rate is passed into test solution, forms foam.The volume number of the liquid (methyl alcohol, You Heshui) that foamover goes out after measuring certain hour, as measuring of whipping agent fluid-carrying capability.
Below in conjunction with embodiment, the present invention is described in further detail.But this should be interpreted as that the scope of the above-mentioned theme of the present invention is only limitted to following embodiment.
Embodiment 1:
The present embodiment provides the foaming water discharge agent of a kind of methanol tolerance, condensate oil, anti-high salinity, and this foaming water discharge agent forms by multiple nonionic surface active agent, aniorfic surfactant, amphoterics, flow improver and pure water are composite;
Multiple nonionic surface active agent comprises polyether surfactant fatty alcohol-polyoxyethylene ether (chemical industry title: AEO-9) and alkyl ethoxylated carboxylate salt (chemical industry title: AEC); Aniorfic surfactant comprises lauryl alcohol sodium sulfovinate (chemical industry title: K-12) and Gemini cats product; Amphoterics is Varion CDG-K (chemical industry title: BS-12); Flow improver is polyoxyethylene glycol (chemical industry title: PEG6000).
In above-mentioned foaming water discharge agent, content is as follows by mass percentage for each component:
Fatty alcohol-polyoxyethylene ether: 3%-5%; Alkyl ethoxylated carboxylate salt: 5%-10%; Lauryl alcohol sodium sulfovinate: 5%-10%; Gemini cats product: 10%-20%; Varion CDG-K: 30%-50%; Polyoxyethylene glycol: 5%-10%; Pure water: 15%-25%.
This foam discharging agent in the present embodiment, is form so that the compositions such as the whipping agent of the easy natural degradation of multiple high-performance, stablizer are refining, has the features such as acid and alkali-resistance, heatproof, anti-salt, anticalcium, condensate oil, good, the steady bubble time length of lathering property.Except for except gasser water pumping gas production, also can be used for the fields such as oil field foam acidizing, foam drilling, enriched in foam.The gases such as the present invention and air, nitrogen, carbonic acid gas can form well stable foam, and the performance forming stable foam in the hard water of high salinity, high contents of calcium and magnesium content is more better than in other medium.
Embodiment 2:
3% massfraction fatty alcohol-polyoxyethylene ether AEO-9 is added in the reactor of agitator, the alkyl ethoxylated carboxylate salt AEC of 7% massfraction, the lauryl alcohol sodium sulfovinate K-12 of 6% massfraction, the Gemini cats product (selecting the Gemini phosphate double head surface promoting agent of Henan Titaning Chemical Technology Co., Ltd. here) of 14% massfraction, the Varion CDG-K BS-12 of 45% massfraction, the polyoxyethylene glycol PEG6000 of 5% massfraction and the pure water of 20% massfraction, stir 30 minutes to CL, obtain the foam discharging agent of water pumping gas production.After 24 hours high temperature ageings, paddling process is adopted to test with foam volume.
Embodiment 3:
According to the method for embodiment 2, in the present embodiment, each feed composition consumption of foaming water discharge agent is as follows:
Fatty alcohol-polyoxyethylene ether: 5%;
Alkyl ethoxylated carboxylate salt: 5%;
Lauryl alcohol sodium sulfovinate: 10%;
Gemini cats product: 10%;
Varion CDG-K: 50%;
Polyoxyethylene glycol: 5%;
Pure water: 15%;
Add up to: 100%.
Embodiment 4:
According to the method for embodiment 2, in the present embodiment, each feed composition consumption of foaming water discharge agent is as follows:
Fatty alcohol-polyoxyethylene ether: 5%;
Alkyl ethoxylated carboxylate salt: 10%;
Lauryl alcohol sodium sulfovinate: 5%;
Gemini cats product: 10%;
Varion CDG-K: 35%;
Polyoxyethylene glycol: 10%;
Pure water: 25%;
Add up to: 100%.
(1) laboratory simulation experiment:
Preparation salinity is respectively the simulation mineralized water of 20000mg/L, 60000mg/L, 100000mg/L, press the foam discharging agent of the outfit in above-described embodiment 2,3,4 respectively, the foam discharging agent of preparation is tested under the simulation mineralized water condition of above-mentioned different salinity, test temperature is 70 DEG C, draws its experimental data and effect.
Experiment Data Records is as follows:
Contrast experiment's data (the different dosage of condensate oil) at showing 1:70 DEG C
Known according to table 1, the proportioning in embodiment 2 is reasonable, and its foaming power is higher than the foaming power of embodiment 3 and 4; And when condensate oil content is 20%, foaming power reduces rapidly, but little to the capacity of its liquid carry over.
Contrast experiment's data (the different dosage of methyl alcohol) at showing 2:70 DEG C
It is known according to table 1, table 2,
As can be seen from table 1, table 2: the salinity of Simulated Water, methanol content, condensate oil content all have a certain impact to foaming water discharge agent.At 70 DEG C, not oil-containing with not containing under the condition of methyl alcohol, when drug concentration is 1 ‰, three kinds of medicaments all have stronger foaming and fluid-carrying capability to simulation mineralized water, and its fluid-carrying capability all reaches more than 80%.For the mineralized water containing methyl alcohol or condensate oil 20%, also have good latherability, its fluid-carrying capability also can reach more than 75%; For the mineralized water containing methyl alcohol 40%, the latherability also had, its fluid-carrying capability also can reach more than 70%.
(2) on-the-spot experiment on probation
Adopt foaming water discharge agent composite in embodiment 2 to complete 413 mouthfuls of well 2479 wells, the better Jing339Kou of effect, DeGrain gas well 74 mouthfuls at Soviet Union's Sulige gas field site operation, efficiently reach 82.1%.Efficient more than 80%, accumulative volume increase volume increase tolerance 2214.5049 ten thousand side, do not find to occur with the situations such as Sulige gas field formation condition is incompatible of reviving, test in place obtains ideal effect simultaneously.
In sum, the foaming water discharge agent of this methanol tolerance provided by the invention, condensate oil, anti-high salinity, has good biodegradability, does not in use precipitate not stratified.It is strong that the present invention has foaming power, and foaming abundancy is stablized, and saline-alkaline tolerance is moderate, use, having excellent lathering property at the oil-water-gas three-phase containing condensate oil with producing in well, good with multiple inhibiter compatibleness, and itself also has good corrosion inhibiting ability.
More than exemplifying is only illustrate of the present invention, does not form the restriction to protection scope of the present invention, everyly all belongs within protection scope of the present invention with the same or analogous design of the present invention.
Claims (3)
1. a foaming water discharge agent for methanol tolerance, condensate oil, anti-high salinity, is characterized in that: this foaming water discharge agent forms by multiple nonionic surface active agent, aniorfic surfactant, amphoterics, flow improver and pure water are composite;
Described multiple nonionic surface active agent comprises polyether surfactant fatty alcohol-polyoxyethylene ether and alkyl ethoxylated carboxylate salt;
Described aniorfic surfactant comprises lauryl alcohol sodium sulfovinate and Gemini cats product;
Described amphoterics is Varion CDG-K;
Described flow improver is polyoxyethylene glycol.
2. the foaming water discharge agent of methanol tolerance as claimed in claim 1, condensate oil, anti-high salinity, it is characterized in that, each component by mass percentage content is as follows:
Fatty alcohol-polyoxyethylene ether: 3%-5%;
Alkyl ethoxylated carboxylate salt: 5%-10%;
Lauryl alcohol sodium sulfovinate: 5%-10%;
Gemini cats product: 10%-20%;
Varion CDG-K: 30%-50%;
Polyoxyethylene glycol: 5%-10%;
Pure water: 15%-25%.
3. the foaming water discharge agent of methanol tolerance as claimed in claim 1 or 2, condensate oil, anti-high salinity, it is characterized in that, each component by mass percentage content is as follows:
Fatty alcohol-polyoxyethylene ether: 3%;
Alkyl ethoxylated carboxylate salt: 7%;
Lauryl alcohol sodium sulfovinate: 6%;
Gemini cats product: 14%;
Varion CDG-K: 45%;
Polyoxyethylene glycol: 5%;
Pure water: 20%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410785651.6A CN104531121B (en) | 2014-12-18 | 2014-12-18 | Methanol-resistant, condensate-resistant and hypersalinity-resistant foam drainage agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410785651.6A CN104531121B (en) | 2014-12-18 | 2014-12-18 | Methanol-resistant, condensate-resistant and hypersalinity-resistant foam drainage agent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104531121A true CN104531121A (en) | 2015-04-22 |
| CN104531121B CN104531121B (en) | 2017-10-17 |
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| CN201410785651.6A Active CN104531121B (en) | 2014-12-18 | 2014-12-18 | Methanol-resistant, condensate-resistant and hypersalinity-resistant foam drainage agent |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105086980A (en) * | 2015-07-03 | 2015-11-25 | 中国石油天然气股份有限公司 | Foam discharging agent for deep gas well drainage gas recovery and preparation method thereof |
| CN105199702A (en) * | 2015-10-21 | 2015-12-30 | 西安长庆化工集团有限公司 | Foam scrubbing agent for resisting condensate oil and methyl alcohol and preparation method thereof |
| CN105199701A (en) * | 2015-10-21 | 2015-12-30 | 西安长庆化工集团有限公司 | High-temperature resistant, hypersalinity resistant and gas condensate resistant foam scrubbing agent and preparation method thereof |
| CN105199700A (en) * | 2015-10-13 | 2015-12-30 | 西南石油大学 | Oligomeric betanine type foam drainage agent and preparation method |
| CN106221687A (en) * | 2016-07-21 | 2016-12-14 | 中国石油天然气股份有限公司长庆油田分公司 | A kind of gas field foam drainage rod and preparation method thereof |
| CN106366882A (en) * | 2016-08-30 | 2017-02-01 | 中国船舶重工集团公司第七二五研究所 | Flexible self-polishing anti-fouling paint with drag reduction function and preparation method thereof |
| CN106590607A (en) * | 2015-10-20 | 2017-04-26 | 中国石油化工股份有限公司 | Temperature and salt resistance and low tension foaming agent composition and preparation method of the same |
| CN106590567A (en) * | 2015-10-20 | 2017-04-26 | 中国石油化工股份有限公司 | Low tension foaming agent for high-salinity strata, and preparation method and applications thereof |
| CN108148567A (en) * | 2018-02-11 | 2018-06-12 | 欧阳冬 | A kind of multi-functional foam discharging agent and its application |
| CN110776893A (en) * | 2018-07-31 | 2020-02-11 | 中国石油化工股份有限公司 | Low-interfacial-tension strong-foam oil displacement agent |
| CN111635746A (en) * | 2020-05-22 | 2020-09-08 | 四川花语精细化工有限公司 | Special methanol, condensate oil and high mineralized water resistant betaine foam scrubbing agent for oil and gas fields and preparation method thereof |
| CN113292983A (en) * | 2021-06-15 | 2021-08-24 | 中石化重庆页岩气有限公司 | Floating foam discharging rod for gas production of oil and gas field and preparation method thereof |
| US11236264B2 (en) | 2020-06-08 | 2022-02-01 | Saudi Arabian Oil Company | Methods and compositions using a combination of zwitterionic surfactants and gemini surfactants as diversion agents |
| CN117664784A (en) * | 2024-01-31 | 2024-03-08 | 西南石油大学 | Dynamic evaluation method for foam discharging agent in time dimension |
| US11959017B1 (en) | 2022-10-07 | 2024-04-16 | Saudi Arabian Oil Company | Methods and materials for wellbore fluid diversion using visco-elastic surfactants |
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