CN101148579A - High temperature resistant circulating micro-foam drilling fluid or completion fluid - Google Patents
High temperature resistant circulating micro-foam drilling fluid or completion fluid Download PDFInfo
- Publication number
- CN101148579A CN101148579A CNA2007101135580A CN200710113558A CN101148579A CN 101148579 A CN101148579 A CN 101148579A CN A2007101135580 A CNA2007101135580 A CN A2007101135580A CN 200710113558 A CN200710113558 A CN 200710113558A CN 101148579 A CN101148579 A CN 101148579A
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- Prior art keywords
- high temperature
- salt
- tackifier
- agent
- ratio
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 30
- 239000012530 fluid Substances 0.000 title claims abstract description 24
- 239000006260 foam Substances 0.000 title claims abstract description 17
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 8
- 239000004088 foaming agent Substances 0.000 claims abstract description 7
- 239000003112 inhibitor Substances 0.000 claims abstract description 7
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000002002 slurry Substances 0.000 claims abstract description 5
- 239000000654 additive Substances 0.000 claims abstract description 4
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 4
- 239000004927 clay Substances 0.000 claims abstract description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 150000003863 ammonium salts Chemical class 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 3
- 229910004283 SiO 4 Inorganic materials 0.000 claims description 3
- 230000000996 additive effect Effects 0.000 claims description 3
- 229920001577 copolymer Polymers 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 claims description 3
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- 229940047670 sodium acrylate Drugs 0.000 claims description 3
- 235000017550 sodium carbonate Nutrition 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 abstract 2
- 239000000440 bentonite Substances 0.000 abstract 1
- 229910000278 bentonite Inorganic materials 0.000 abstract 1
- 238000010276 construction Methods 0.000 abstract 1
- 230000000887 hydrating effect Effects 0.000 abstract 1
- 230000002401 inhibitory effect Effects 0.000 abstract 1
- 239000003381 stabilizer Substances 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 description 6
- 229920002401 polyacrylamide Polymers 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000013012 foaming technology Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
Landscapes
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Abstract
The present invention discloses one kind of high temperature recyclable microbubble drilling and completing fluid, which includes basic slurry comprising bentonite 1-2 (in weight portions, the same below), salt tolerant clay 3-5, sodium carbonate 0.2-0.3 and water 100; and additives comprising high temperature inhibitor 3-5, high temperature tackifier 2-5, high temperature filter loss reducing agent 3-6, high temperature salt resisting filter loss reducing tackifier 1-3, flow form regulator 1-3, high temperature foaming agent 2-5 and high temperature foam stabilizer 1-2.5. The high temperature recyclable microbubble drilling and completing fluid has excellent high temperature performance, high carrying, suspending capacity in low pressure deep well, and functions of inhibiting the hydrating expansion of mudstone and protecting oil and gas reservoir, is suitable for different types of high temperature stratum. It is applied in well drilling and well completing construction for low pressure and low permeation stratum.
Description
One, technical field
The present invention relates to drilling well, well finishing liquid, particularly a kind of high temperature resistant circulating micro-foam drilling fluid or well finishing liquid.
Two, background technology
The micro-foam drilling fluid technology that existing petroleum drilling uses, there are 200410021014.8 of (1) China Patent No. to be called " a kind of microbubble whipping agent and drilling fluid composition thereof ", its prescription is: 5% base slurry+0.3%MF+0.03%SF+2%SMP-II+0.05%80A-51+0.2%XC+1%SPNH, its shortcoming or deficiency are to be used for the shallow well hard formation, the foam poor high temperature stability can not high temperature; (2) 20041001323.7 of China Patent No. are called " residual active sludge protein is as application of foam drilling fluid and preparation method thereof ", and its prescription is weight part: wilkinite 5, tackifier 0.1, stablizer 0.2, whipping agent 0.5; Tackifier are Walocel MT 20.000PV; Stablizer is a polyacrylamide; Above-mentioned foam technology poor high temperature stability can only be used for the low temperature shallow well, and can only be adapted to limestone formation drilling well, weak effect, the use cost height, when constructing in the high temperature deep well, froth stability is poor, density can not reduce, and when the high temperature deep well reservoir applications, reservoir is caused severe contamination.
Three, summary of the invention
The technical problem that the present invention solves provides a kind of high temperature resistant circulating micro-foam drilling fluid or well finishing liquid, shortcoming or deficiency that it can overcome effectively or avoid existing in the above-mentioned prior art, can be applied to high-temperature low-pressure hypotonic deep-well stratum and saliferous strata, the wider model of its range of application.
High temperature resistant circulating micro-foam drilling fluid of the present invention or well finishing liquid, it consists of weight part:
(A) base slurry: the anti-salt clay of wilkinite 1-2 3-5 soda ash 0.2-0.3 water
100
(B) additive: 1. high temperature inhibitor SD-HYZ 3-5
2. high temperature tackifier SD-HHV 2-5
3. high temperature fluid loss agent SD-HF 3-6
4. the anti-salt of high temperature is carried sticking fluid loss agent SJ-1 1-3
5. flow pattern regulator SD-R 1-3
6. high-temperature foaming agent SD-HFP 2-5
7. high temperature foam stablizer SD-HT 1-2.5.
Wherein said 1. high temperature inhibitor SD-HYZ is NaCI: Na
2SiO
4The ratio combination of=2-8: 0.5-2.5;
2. high temperature tackifier SD-HHV is high temperature resistance tackifier WTZN: high-temperature resisting and salt-resisting tackifier OCL-PTN: the ratio combination of HEC=1-3: 2-5: 0.5-2;
3. high temperature fluid loss agent SD-HF is sulfonated-phenoformoldehyde resin for drilling fluid SMP-II: drilling fluid heat resisting fluid loss reducing agent JA-1: the ratio combination of SPX resin=3-6: 4-8: 2-5;
4. to carry sticking fluid loss agent be that drilling fluid is carried sticking fluid loss agent SJ-1 with the anti-salt of high temperature to the anti-salt of high temperature;
5. flow pattern regulator SD-R, content 0.5-2.5 part is the hydrolyzed polyacrylonitrile ammonium salt: amphoteric ion polymer viscosity-depression agent XY-27: the ratio of acrylamide and sodium acrylate copolymer 80A-51=3-7: 6-10: 3-7 is combined;
6. high-temperature foaming agent SD-HFP is AGES: the ratio combination of polymeric alcohol: F873=6-10: 2-5: 6-10;
7. high temperature foam stablizer SD-HT is that the ratio of CMC-LV: PAC-HV=6-10: 3-8 is combined.
Compound method: with conventional compound method preparation, preparation (A) adds (B) in (A) more successively earlier.
The present invention has following advantage or beneficial effect compared with prior art:
1, high-temperature resistance is strong, and high temperature resistance can reach 200 ℃, and its property of drilling fluid has very stiff stability.
2, anti sloughing effectiveness is good, has very strong inhibition, and large rock-carrying ability is strong.
3, rheological property uniqueness has good retaining wall performance, can significantly reduce the down-hole complex accident, improves drilling speed, can improve low pressure, hypotonic mudstone stratum drilling speed more than 30% according to measuring and calculating.
4, protection hydrocarbon zone effect is remarkable, can reach more than 95% according to the measuring and calculating permeability resume figure.
5, the adjustable density scope is wide.
6, preparation is simple, easy to operate, does not need specific installation.
7, wide accommodation both can be used for the high temperature deep well carbonate strata, can be used for again in the drilling well, completion of high temperature deep well low pressure mudstone stratum and mud shale stratum.
Four, description of drawings
No accompanying drawing.
Five, embodiment
A kind of high temperature resistant circulating micro-foam drilling fluid or well finishing liquid, it consists of weight part:
(A) base slurry: the anti-salt clay of wilkinite 1-2 3-5 soda ash 0.2-0.3 water
100
(B) additive: 1. high temperature inhibitor SD-HYZ 3-5
2. high temperature tackifier SD-HHV 2-5
3. high temperature fluid loss agent SD-HF 3-6
4. the anti-salt of high temperature is carried sticking fluid loss agent SJ-1 1-3
5. flow pattern regulator SD-R 1-3
6. high-temperature foaming agent SD-HFP 2-5
7. high temperature foam stablizer SD-HT 1-2.5.
Wherein said 1. high temperature inhibitor SD-HYZ is NaCI: Na
2SiO
4The ratio combination of=2-8: 0.5-2.5;
2. high temperature tackifier SD-HHV is high temperature resistance tackifier WTZN: high-temperature resisting and salt-resisting tackifier OCL-PTN: the ratio combination of HEC=1-3: 2-5: 0.5-2;
3. high temperature fluid loss agent SD-HF is sulfonated-phenoformoldehyde resin for drilling fluid SMP-II: drilling fluid heat resisting fluid loss reducing agent JA-1: the ratio combination of SPX resin=3-6: 4-8: 2-5;
4. to carry sticking fluid loss agent be that drilling fluid is carried sticking fluid loss agent SJ-1 with the anti-salt of high temperature to the anti-salt of high temperature;
5. flow pattern regulator SD-R, content 0.5-2.5 part is the hydrolyzed polyacrylonitrile ammonium salt: amphoteric ion polymer viscosity-depression agent XY-27: the ratio of acrylamide and sodium acrylate copolymer 80A-51=3-7: 6-10: 3-7 is combined;
6. high-temperature foaming agent SD-HFP is AGES: the ratio combination of polymeric alcohol: F873=6-10: 2-5: 6-10;
7. high temperature foam stablizer SD-HT is that the ratio of CMC-LV: PAC-HV=6-10: 3-8 is combined.
Adopt conventional compound method preparation, preparation (A) adds (B) in (A) more successively earlier.
Specific embodiment such as following table:
| SJ1 | Drilling fluid is carried sticking fluid loss agent with the anti-salt of high temperature | 1 | 2 | 3 | |
| SD-R | Hydrolysis PAM ammonium salt: XY-27: 80A-51=3: 6: 3 | 1 | 2 | 3 | |
| Hydrolysis PAM ammonium salt: XY-27: 80A-51=5: 8: 5 | 1.1 | 2.1 | 2.9 | ||
| Hydrolysis PAM ammonium salt: XY-27: 80A-51=7: 10: 7 | 1.5 | 2.5 | 3 | ||
| SD-HFP | AGES: polymeric alcohol: F873=6: 2: 6 | 2 | 4 | 5 | |
| AGES: polymeric alcohol: F873=8: 3: 8 | 2.2 | 3.9 | 4.6 | ||
| AGES: polymeric alcohol: F873=10: 5: 10 | 2.5 | 3.5 | 4.5 | ||
| SD-HT | CMC-LV∶PAC-HV＝6∶3 | 1 | 2 | 2.5 | |
| CMC-LV∶PAC-HV＝8∶6 | 1 | 1.8 | 2.1 | ||
| CMC-LV∶PAC-HV＝10∶8 | 1.5 | 2 | 2.5 |
Claims (1)
1. high temperature resistant circulating micro-foam drilling fluid or well finishing liquid, it consists of weight part:
(A) base slurry: the anti-salt clay of wilkinite 1-2 3-5 soda ash 0.2-0.3 water
100
(B) additive: 1. high temperature inhibitor SD-HYZ 3-5
2. high temperature tackifier SD-HHV 2-5
3. high temperature fluid loss agent SD-HF 3-6
4. the anti-salt of high temperature is carried sticking fluid loss agent SJ-1 1-3
5. flow pattern regulator SD-R 1-3
6. high-temperature foaming agent SD-HFP 2-5
7. high temperature foam stablizer SD-HT 1-2.5.
Wherein said 1. high temperature inhibitor SD-HYZ is NaCI: Na
2SiO
4=2-8: the composition of 0.5-2.5 ratio;
2. high temperature tackifier SD-HHV is high temperature resistance tackifier WTZN: high-temperature resisting and salt-resisting tackifier 0CL-PTN: HEC=1-3: 2-5: the composition of 0.5-2 ratio;
3. high temperature fluid loss agent SD-HF is sulfonated-phenoformoldehyde resin for drilling fluid SMP-II: drilling fluid heat resisting fluid loss reducing agent JA-1: SPX resin=3-6: 4-8: the composition of 2-5 ratio;
4. to carry sticking fluid loss agent SJ-1 be that drilling fluid is carried sticking fluid loss agent with the anti-salt of high temperature to the anti-salt of high temperature;
5. flow pattern regulator SD-R is the hydrolyzed polyacrylonitrile ammonium salt: amphoteric ion polymer viscosity-depression agent XY-27: acrylamide and sodium acrylate copolymer 80A-51=3-7: 6-10: the composition of 3-7 ratio;
6. high-temperature foaming agent SD-HFP is AGES: polymeric alcohol: F873=6-10: 2-5: the composition of 6-10 ratio;
7. high temperature foam stablizer SD-HT is CMC-LV: PAC-HV=6-10: the composition of 3-8 ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101135580A CN100516163C (en) | 2007-10-27 | 2007-10-27 | High temperature resistant recyclable microfoam drilling fluid or completion fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101135580A CN100516163C (en) | 2007-10-27 | 2007-10-27 | High temperature resistant recyclable microfoam drilling fluid or completion fluid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101148579A true CN101148579A (en) | 2008-03-26 |
| CN100516163C CN100516163C (en) | 2009-07-22 |
Family
ID=39249280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101135580A Active CN100516163C (en) | 2007-10-27 | 2007-10-27 | High temperature resistant recyclable microfoam drilling fluid or completion fluid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100516163C (en) |
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| CN101851492A (en) * | 2009-08-14 | 2010-10-06 | 新疆德蓝股份有限公司 | High-temperature high-pressure salt-resistant high-density drilling fluid |
| CN101974316A (en) * | 2010-10-14 | 2011-02-16 | 中国海洋石油总公司 | Drilling fluid for drilling |
| CN101974315A (en) * | 2010-10-14 | 2011-02-16 | 中国海洋石油总公司 | Perforating fluid for well completion |
| CN102453471A (en) * | 2010-10-22 | 2012-05-16 | 中联煤层气有限责任公司 | Fresh water-based micro-bubble drilling fluid for coal bed gas drilling |
| CN102559157A (en) * | 2011-12-09 | 2012-07-11 | 中国石油大学(华东) | Environmentally-friendly high-temperature-resistant synthetic base foam drilling fluid and preparation method thereof |
| CN102604604A (en) * | 2012-02-06 | 2012-07-25 | 北京探矿工程研究所 | Drilling fluid material and preparation and application thereof |
| CN102732234A (en) * | 2011-04-07 | 2012-10-17 | 长江大学 | Salt-resistant temperature-resistant micro-foam water-based drilling fluid |
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| CN102851011A (en) * | 2011-06-30 | 2013-01-02 | 长江大学 | Polymer drilling fluid with high temperature resistance |
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| CN104046342A (en) * | 2014-05-30 | 2014-09-17 | 中国石油化工集团公司 | High temperature-resistant and solid-free micro-foam drilling fluid or completion fluid |
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| CN102453471B (en) * | 2010-10-22 | 2013-05-22 | 中联煤层气有限责任公司 | Freshwater-based Microbubble Drilling Fluid for Coalbed Methane Drilling |
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| CN104046341B (en) * | 2013-03-13 | 2017-03-15 | 中国石油天然气股份有限公司 | High-oil-content micro-foam drilling fluid |
| CN104046342A (en) * | 2014-05-30 | 2014-09-17 | 中国石油化工集团公司 | High temperature-resistant and solid-free micro-foam drilling fluid or completion fluid |
| CN104087273B (en) * | 2014-05-30 | 2018-06-26 | 中石化石油工程技术服务有限公司 | A kind of high salinity Solid Free micro-foam drilling fluid or completion fluid |
| CN104087273A (en) * | 2014-05-30 | 2014-10-08 | 中国石油化工集团公司 | Hypersalinity solid-free micro-foam drilling fluid or completion fluid |
| CN104893692B (en) * | 2015-05-27 | 2019-03-19 | 北京探矿工程研究所 | High-temperature-resistant recyclable foam drilling fluid and preparation method thereof |
| CN104893692A (en) * | 2015-05-27 | 2015-09-09 | 北京探矿工程研究所 | High-temperature-resistant recyclable foam drilling fluid and preparation method thereof |
| CN107502321A (en) * | 2017-07-06 | 2017-12-22 | 中联煤层气有限责任公司 | A kind of novel foam drilling fluid system and preparation method thereof |
| CN107502321B (en) * | 2017-07-06 | 2020-06-02 | 中联煤层气有限责任公司 | Novel foam drilling fluid system and preparation method thereof |
| CN108587584A (en) * | 2017-11-10 | 2018-09-28 | 新疆贝肯能源工程股份有限公司 | The high slope of leak-proof leak-stopping contains recyclable ebonite foam drilling fluid and its preparation method and application |
| CN109294536A (en) * | 2018-11-16 | 2019-02-01 | 中联煤层气有限责任公司 | Foam drilling fluid for three-gas open-hole mining |
| CN111764380A (en) * | 2020-07-09 | 2020-10-13 | 新疆路桥建设集团有限公司 | Cast-in-situ bored pile construction method |
| CN111808596A (en) * | 2020-07-20 | 2020-10-23 | 西安通源正合石油工程有限公司 | High-temperature-resistant reinforced drilling and completion fluid and preparation method thereof |
| CN111808596B (en) * | 2020-07-20 | 2022-09-20 | 北京大德广源石油技术服务有限公司 | High-temperature-resistant reinforced drilling and completion fluid and preparation method thereof |
| CN114774092A (en) * | 2021-12-15 | 2022-07-22 | 中国石油化工股份有限公司 | Drilling protection composition and drilling protection liquid |
| CN114774092B (en) * | 2021-12-15 | 2023-09-22 | 中国石油化工股份有限公司 | Drilling protection composition and drilling protection liquid |
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