CN103627375A - Slag MTC (Mud-To-Cement) cementing fluid and preparation method thereof - Google Patents
Slag MTC (Mud-To-Cement) cementing fluid and preparation method thereof Download PDFInfo
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- CN103627375A CN103627375A CN201310630945.7A CN201310630945A CN103627375A CN 103627375 A CN103627375 A CN 103627375A CN 201310630945 A CN201310630945 A CN 201310630945A CN 103627375 A CN103627375 A CN 103627375A
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- mtc
- aequum
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- 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
- C09K8/42—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells
- C09K8/46—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement
- C09K8/467—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement containing additives for specific purposes
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- Inorganic Chemistry (AREA)
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- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention relates to the field of cementing fluid and preparation techniques thereof and discloses slag MTC (Mud-To-Cement) cementing fluid and a preparation method thereof. The slag MTC cementing fluid is prepared from the raw materials in parts by weight: 45-50 parts of drilling fluid, 17-20 parts of activator, 5-7 parts of activation assistant, 20-40 parts of water-quenched blast furnace slag and 20-40 parts of water. The average compressive strength of slag MTC cured substances obtained after the slag MTC cementing fluid disclosed by the invention is thickened 6 and 48 hours later at the temperature of 30 DEG C and 35 DEG C to 85 DEG C is improved differently compared with the existing slag MTC cured substances, so that the cementation quality of the slag MTC cured substances obtained after the slag MTC cementing fluid disclosed by the invention is thickened is better compared with the existing slag MTC cured substances, and the cementing requirements can be better met.
Description
Technical field
the present invention relates to cementing fluid and preparing technical field thereof, is a kind of slag MTC cementing fluid and preparation method thereof.
Background technology
slag MTC technology is to utilize filtrate-loss control and the suspension of drilling fluid in drilling engineering, add blast furnace slag, activator, activate promoter, add again if desired a small amount of retardant, make fluid conversion be performance completely can with the quite or better slag MTC cementing fluid of oil well cement paste.The features such as it is good that MTC slurry has rheological, and the thickening time easily adjusts, and sedimentation stability is good; Priming cost is lower than the oil well cement of same performance; Good with the consistency of drilling fluid, can improve displacement efficiency, thereby improve cementing quality.
blast furnace slag self possesses certain hydraulically active, but its inner a large amount of Vitrea existence has stoped water to enter vitreum inside, the inner ion of blast furnace slag also cannot be oozed out, hydration reaction almost stops, thereby blast furnace slag only having activator just can be activated under existing, its hydraulically active shows.The slag MTC cured article being activated merely can not meet the required ultimate compression strength of well cementation conventionally, need to add activate promoter to strengthen the ultimate compression strength of cured article, meets well cementation required.At the well of some downhole temperatures lower (30 ℃ of left and right), exist and bring into play slowly because of activator, activate promoter usefulness at present, cause the problem appearance such as bonding quality is poor, thereby affect cementing quality.
Summary of the invention
the invention provides a kind of slag MTC cementing fluid and preparation method thereof, overcome the deficiency of above-mentioned prior art, it can effectively solve existing slag MTC cementing fluid temperature and because of activator, activate promoter usefulness, bring into play slowly when lower, causes bonding quality poor, thereby affects the problem of cementing quality.
one of technical scheme of the present invention realizes by following measures: a kind of slag MTC cementing fluid, raw materials by weight portion contains 45 parts to 50 parts of drilling fluids, 17 parts to 20 parts of activator, 5 parts to 7 parts of activate promoters, 20 parts to 40 parts of blast furnace slags, 20 parts to 40 parts, water.
the further optimization and/or improvements to one of foregoing invention technical scheme below:
above-mentioned slag MTC cementing fluid obtains as follows: the activator of aequum and activate promoter are added in the water of aequum and be stirred into mixed solution, in mixed solution, add the drilling fluid of aequum and stir, obtaining slag MTC cementing fluid after then adding the blast furnace slag of aequum to stir.
above-mentioned activator obtains as follows, and it is 25% to 38% 0.6 part to 0.8 part of 6 parts to 8 parts, 40 parts to 60 parts of aqueous sodium hydroxide solutions, sodium carbonate, trolamine, 31.2 parts to 42 parts, water that raw materials by weight portion contains mass percent concentration; The aqueous sodium hydroxide solution of aequum, sodium carbonate and trolamine are added after mixing in the water of aequum and obtain activator; Or/and drilling fluid is the mud that drilling well is used.
above-mentioned activate promoter obtains as follows, and raw materials by weight portion contains 70 parts to 90 parts of water glass, 10 parts to 30 parts, calcium sulfate; Together with the water glass of aequum is mixed with calcium sulfate, obtain activate promoter.
two of technical scheme of the present invention realizes by following measures: a kind of preparation method of slag MTC cementing fluid, carry out as follows, the activator of aequum and activate promoter are added in the water of aequum and be stirred into mixed solution, in mixed solution, add the drilling fluid of aequum and stir, obtaining slag MTC cementing fluid after then adding the blast furnace slag of aequum to stir.
the further optimization and/or improvements to two of foregoing invention technical scheme below:
above-mentioned activator obtains as follows, and it is 25% to 38% 0.6 part to 0.8 part of 6 parts to 8 parts, 40 parts to 60 parts of aqueous sodium hydroxide solutions, sodium carbonate, trolamine, 31.2 parts to 42 parts, water that raw materials by weight portion contains mass percent concentration; The aqueous sodium hydroxide solution of aequum, sodium carbonate and trolamine are added after mixing in the water of aequum and obtain activator; Or/and drilling fluid is the mud that drilling well is used.
above-mentioned activate promoter obtains as follows, and raw materials by weight portion contains 70 parts to 90 parts of water glass, 10 parts to 30 parts, calcium sulfate; Together with the water glass of aequum is mixed with calcium sulfate, obtain activate promoter.
after slag MTC cementing fluid of the present invention multiviscosisty, obtaining the more existing slag MTC of slag MTC cured article cured article is at 30 ℃, 35 ℃ to 85 ℃ in temperature, mean compressive strength after 6h and after 48h has the raising of different amplitudes, illustrate that to obtain the bonding quality of the more existing slag MTC of slag MTC cured article cured article after slag MTC cementing fluid of the present invention multiviscosisty good, can better meet cementing requirements.
Embodiment
the present invention is not subject to the restriction of following embodiment, can determine concrete embodiment according to technical scheme of the present invention and practical situation.
embodiment 1, this slag MTC cementing fluid, and raw materials by weight portion contains 45 parts to 50 parts of drilling fluids, 17 parts to 20 parts of activator, 5 parts to 7 parts of activate promoters, 20 parts to 40 parts of blast furnace slags, 20 parts to 40 parts, water.
embodiment 2, this slag MTC cementing fluid, and raw materials by weight portion contains 20 parts of 5 parts of 17 parts of 45 parts of drilling fluids or 50 parts, activator or 20 parts, activate promoters or 7 parts, blast furnace slags or 40 parts, 20 parts or 40 parts, water.
embodiment 3, this slag MTC cementing fluid obtains by following preparation method: the activator of aequum and activate promoter are added in the water of aequum and be stirred into mixed solution, in mixed solution, add the drilling fluid of aequum and stir, obtaining slag MTC cementing fluid after then adding the blast furnace slag of aequum to stir.
embodiment 4, optimization as above-described embodiment, in embodiment 4, activator obtains as follows, and it is 25% to 38% 0.6 part to 0.8 part of 6 parts to 8 parts, 40 parts to 60 parts of aqueous sodium hydroxide solutions, sodium carbonate, trolamine, 31.2 parts to 42 parts, water that raw materials by weight portion contains mass percent concentration; The aqueous sodium hydroxide solution of aequum, sodium carbonate and trolamine are added after mixing in the water of aequum and obtain activator; Or/and drilling fluid is the mud that drilling well is used.
embodiment 5, optimization as above-described embodiment, in embodiment 5, activator obtains as follows, and it is 0.6 part of 6 parts, 40 parts of 25% or 38% aqueous sodium hydroxide solutions or 60 parts, sodium carbonate or 8 parts, trolamine or 0.8 part, 31.2 parts or 42 parts, water that raw materials by weight portion contains mass percent concentration; The aqueous sodium hydroxide solution of aequum, sodium carbonate and trolamine are added after mixing in the water of aequum and obtain activator; Or/and drilling fluid is the mud that drilling well is used.
embodiment 6, and as the optimization of above-described embodiment, in embodiment 6, activate promoter obtains as follows, and raw materials by weight portion contains 70 parts to 90 parts of water glass, 10 parts to 30 parts, calcium sulfate; Together with the water glass of aequum is mixed with calcium sulfate, obtain activate promoter.
embodiment 7, and as the optimization of above-described embodiment, in embodiment 7, activate promoter obtains as follows, and raw materials by weight portion contains 70 parts of water glass or 90 parts, 10 parts or 30 parts, calcium sulfate; Together with the water glass of aequum is mixed with calcium sulfate, obtain activate promoter.In above-described embodiment, water is tap water.
after the slag MTC cementing fluid multiviscosisty obtaining according to the above embodiment of the present invention, obtain slag MTC cured article, multiviscosisty mean time is 60 min to 150min; After multiviscosisty, according to GB/10238-2005, detect, the slag MTC cured article obtaining after the slag MTC cementing fluid multiviscosisty that the above embodiment of the present invention obtains is that mean compressive strength after mean compressive strength at 30 ℃, after 6h is 2.4 MPa to 3.1MPa, 48h is 14.2 MPa to 15.2MPa in temperature; The slag MTC cured article obtaining after the slag MTC cementing fluid multiviscosisty that the above embodiment of the present invention obtains is at 35 ℃ to 85 ℃ in temperature, mean compressive strength after 6h is 6.2 MPa to 8.4 MPa, and the mean compressive strength after 48h is 14.6 MPa to 25.1 MPa.
after the multiviscosisty of existing slag MTC cementing fluid, obtain existing slag MTC cured article, multiviscosisty min to 400 min mean times 120; After multiviscosisty, according to GB/10238-2005, detect, existing slag MTC cured article is that the mean compressive strength that the mean compressive strength at 30 ℃, after 6h is less than after 2.0MPa, 48h is less than 10.0MPa in temperature; Existing slag MTC cured article is that mean compressive strength after mean compressive strength at 35 ℃ to 85 ℃, after 6h is 3.1MPa to 4.3MPa, 48h is 12.1 MPa to 14.3 MPa in temperature.
in sum, after slag MTC cementing fluid of the present invention multiviscosisty, obtaining the more existing slag MTC of slag MTC cured article cured article is at 30 ℃, 35 ℃ to 85 ℃ in temperature, mean compressive strength after 6h and after 48h has the raising of different amplitudes, illustrate that to obtain the bonding quality of the more existing slag MTC of slag MTC cured article cured article after slag MTC cementing fluid of the present invention multiviscosisty good, can better meet cementing requirements.
above technical characterictic has formed embodiments of the invention, and it has stronger adaptability and implementation result, can increase and decrease according to actual needs non-essential technical characterictic, meets the demand of different situations.
Claims (8)
1. a slag MTC cementing fluid, is characterized in that raw materials by weight portion contains 45 parts to 50 parts of drilling fluids, 17 parts to 20 parts of activator, 5 parts to 7 parts of activate promoters, 20 parts to 40 parts of blast furnace slags, 20 parts to 40 parts, water.
2. slag MTC cementing fluid according to claim 1, it is characterized in that slag MTC cementing fluid obtains as follows: the activator of aequum and activate promoter are added in the water of aequum and be stirred into mixed solution, in mixed solution, add the drilling fluid of aequum and stir, obtaining slag MTC cementing fluid after then adding the blast furnace slag of aequum to stir.
3. slag MTC cementing fluid according to claim 1 and 2, it is characterized in that activator obtains as follows, it is 25% to 38% 0.6 part to 0.8 part of 6 parts to 8 parts, 40 parts to 60 parts of aqueous sodium hydroxide solutions, sodium carbonate, trolamine, 31.2 parts to 42 parts, water that raw materials by weight portion contains mass percent concentration; The aqueous sodium hydroxide solution of aequum, sodium carbonate and trolamine are added after mixing in the water of aequum and obtain activator; Or/and drilling fluid is the mud that drilling well is used.
4. slag MTC cementing fluid according to claim 1 and 2, is characterized in that activate promoter obtains as follows, and raw materials by weight portion contains 70 parts to 90 parts of water glass, 10 parts to 30 parts, calcium sulfate; Together with the water glass of aequum is mixed with calcium sulfate, obtain activate promoter.
5. slag MTC cementing fluid according to claim 3, is characterized in that activate promoter obtains as follows, and raw materials by weight portion contains 70 parts to 90 parts of water glass, 10 parts to 30 parts, calcium sulfate; Together with the water glass of aequum is mixed with calcium sulfate, obtain activate promoter.
6. the preparation method of a slag MTC cementing fluid according to claim 1, it is characterized in that carrying out as follows, the activator of aequum and activate promoter are added in the water of aequum and be stirred into mixed solution, in mixed solution, add the drilling fluid of aequum and stir, obtaining slag MTC cementing fluid after then adding the blast furnace slag of aequum to stir.
7. the preparation method of slag MTC cementing fluid according to claim 6, it is characterized in that activator obtains as follows, it is 25% to 38% 0.6 part to 0.8 part of 6 parts to 8 parts, 40 parts to 60 parts of aqueous sodium hydroxide solutions, sodium carbonate, trolamine, 31.2 parts to 42 parts, water that raw materials by weight portion contains mass percent concentration; The aqueous sodium hydroxide solution of aequum, sodium carbonate and trolamine are added after mixing in the water of aequum and obtain activator; Or/and drilling fluid is the mud that drilling well is used.
8. according to the preparation method of the slag MTC cementing fluid described in claim 6 or 7, it is characterized in that activate promoter obtains as follows, raw materials by weight portion contains 70 parts to 90 parts of water glass, 10 parts to 30 parts, calcium sulfate; Together with the water glass of aequum is mixed with calcium sulfate, obtain activate promoter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310630945.7A CN103627375B (en) | 2013-12-02 | 2013-12-02 | Fine slag powder cementing fluid and preparation method thereof |
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| CN201310630945.7A CN103627375B (en) | 2013-12-02 | 2013-12-02 | Fine slag powder cementing fluid and preparation method thereof |
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| CN103627375B CN103627375B (en) | 2017-01-04 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105505353A (en) * | 2015-12-31 | 2016-04-20 | 新疆中核天山铀业有限公司 | In-situ-leaching uranium-mining drilling well-cementing slurry |
| CN107987814A (en) * | 2017-12-05 | 2018-05-04 | 西南石油大学 | A kind of multi-functional low-density cures working solution system |
| CN110257037A (en) * | 2019-06-28 | 2019-09-20 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | A kind of well cementation curable preposition liquid system and preparation method thereof |
| CN111154466A (en) * | 2019-11-05 | 2020-05-15 | 中石化石油工程技术服务有限公司 | Well cementation cement slurry system capable of realizing resource utilization of oil-based drilling cutting ash |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1086576A (en) * | 1992-10-22 | 1994-05-11 | 国际壳牌研究有限公司 | The method of drilling well and well cementation |
| CN1086577A (en) * | 1992-10-22 | 1994-05-11 | 国际壳牌研究有限公司 | The method of drilling well and well cementation |
| CN1086575A (en) * | 1992-10-22 | 1994-05-11 | 国际壳牌研究有限公司 | Drilling well and cementing method |
| CN1803968A (en) * | 2005-01-12 | 2006-07-19 | 新疆石油管理局钻井工艺研究院 | MTC well cementing liquid system |
| CN101037592A (en) * | 2006-03-17 | 2007-09-19 | 新疆石油管理局钻井工艺研究院 | High-density mud conversion to cement slurry cementing fluid |
| CN101104793A (en) * | 2007-08-10 | 2008-01-16 | 张伟杰 | Oil field well cementing material added with active mineral matter |
| CN102660240A (en) * | 2012-05-14 | 2012-09-12 | 新疆贝肯能源工程股份有限公司 | Multi-temperature-section MTC (mud to cement) well cementing liquid and preparation method thereof |
| CN102827593A (en) * | 2012-09-14 | 2012-12-19 | 中国石油大学(华东) | Deep-water well cementation cement paste system activated based on slag |
-
2013
- 2013-12-02 CN CN201310630945.7A patent/CN103627375B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1086576A (en) * | 1992-10-22 | 1994-05-11 | 国际壳牌研究有限公司 | The method of drilling well and well cementation |
| CN1086577A (en) * | 1992-10-22 | 1994-05-11 | 国际壳牌研究有限公司 | The method of drilling well and well cementation |
| CN1086575A (en) * | 1992-10-22 | 1994-05-11 | 国际壳牌研究有限公司 | Drilling well and cementing method |
| CN1803968A (en) * | 2005-01-12 | 2006-07-19 | 新疆石油管理局钻井工艺研究院 | MTC well cementing liquid system |
| CN101037592A (en) * | 2006-03-17 | 2007-09-19 | 新疆石油管理局钻井工艺研究院 | High-density mud conversion to cement slurry cementing fluid |
| CN101104793A (en) * | 2007-08-10 | 2008-01-16 | 张伟杰 | Oil field well cementing material added with active mineral matter |
| CN102660240A (en) * | 2012-05-14 | 2012-09-12 | 新疆贝肯能源工程股份有限公司 | Multi-temperature-section MTC (mud to cement) well cementing liquid and preparation method thereof |
| CN102827593A (en) * | 2012-09-14 | 2012-12-19 | 中国石油大学(华东) | Deep-water well cementation cement paste system activated based on slag |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105505353A (en) * | 2015-12-31 | 2016-04-20 | 新疆中核天山铀业有限公司 | In-situ-leaching uranium-mining drilling well-cementing slurry |
| CN107987814A (en) * | 2017-12-05 | 2018-05-04 | 西南石油大学 | A kind of multi-functional low-density cures working solution system |
| CN110257037A (en) * | 2019-06-28 | 2019-09-20 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | A kind of well cementation curable preposition liquid system and preparation method thereof |
| CN111154466A (en) * | 2019-11-05 | 2020-05-15 | 中石化石油工程技术服务有限公司 | Well cementation cement slurry system capable of realizing resource utilization of oil-based drilling cutting ash |
| CN111154466B (en) * | 2019-11-05 | 2022-08-26 | 中石化石油工程技术服务有限公司 | Well cementation cement slurry system capable of realizing resource utilization of oil-based drilling cutting ash |
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| CN103627375B (en) | 2017-01-04 |
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Effective date of registration: 20201110 Address after: 100120 Beijing Xicheng District six laying Kang Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Xibu Drilling Engineering Co.,Ltd. Address before: 834009 cementing fracture engineering company, the Xinjiang Uygur Autonomous Region, Karamay Patentee before: CNPC Xibu Drilling Engineering Co.,Ltd. |
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