CN107448158B - One kind sending drill tools drilling fluid - Google Patents

One kind sending drill tools drilling fluid Download PDF

Info

Publication number
CN107448158B
CN107448158B CN201710865482.0A CN201710865482A CN107448158B CN 107448158 B CN107448158 B CN 107448158B CN 201710865482 A CN201710865482 A CN 201710865482A CN 107448158 B CN107448158 B CN 107448158B
Authority
CN
China
Prior art keywords
parts
drilling fluid
drill tools
drilling
hole
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.)
Active
Application number
CN201710865482.0A
Other languages
Chinese (zh)
Other versions
CN107448158A (en
Inventor
张荣斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Kupin Intelligent Technology Co ltd
Original Assignee
Jiangsu Yinsuit Intelligent Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Yinsuit Intelligent Equipment Co Ltd filed Critical Jiangsu Yinsuit Intelligent Equipment Co Ltd
Priority to CN201710865482.0A priority Critical patent/CN107448158B/en
Publication of CN107448158A publication Critical patent/CN107448158A/en
Application granted granted Critical
Publication of CN107448158B publication Critical patent/CN107448158B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • 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
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/14—Clay-containing compositions
    • 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
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/14—Clay-containing compositions
    • C09K8/18—Clay-containing compositions characterised by the organic compounds
    • C09K8/22—Synthetic organic compounds
    • C09K8/24—Polymers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/001—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor specially adapted for underwater drilling

Abstract

The invention discloses one kind to send drill tools drilling fluid, belongs to deepwater drilling field, and the drilling fluid includes 12 ~ 25 parts of terpenyl polyester of mass parts, the fragrant alkene polymer of 18 ~ 26 parts of matrix types two, 8 ~ 15 parts of nanometer Na2SiO3, 3 ~ 8 parts of polyoxypropyleneglycols, 5 ~ 13 parts of double decyl trimethyl ammonium chlorides, 30 ~ 45 parts of polyethylene glycol, 30 ~ 45 parts of ethyl alcohol and 40 ~ 80 parts of bentonites form.

Description

One kind sending drill tools drilling fluid
This case is divisional application
The title of female case are as follows: one kind send drill tools
Female case application No. is: 2016103882953
The applying date of female case are as follows: on May 31st, 2016
Technical field
The present invention relates to a kind of tool, especially one kind to send drill tools drilling fluid.
Background technique
Since 1985, the investment with first depth of water in 300m or more deepwater petroleum exploration exploration project is built, International deepwater petroleum exploration exploitation gradually increases.The average annual growth rate of initial 10a is 65%, northwest Europe, Brazil, Mexico The exploration and development in gulf is fastest, and the yield of Gulf of Mexico profundal zone has been more than phytal zone from 2001.According to statistics, by 2000 Year, the deep water hydrocarbon field of depth of water 500m has 162, each sea area all over the world, wherein especially with the Gulf of Mexico sea area in America, Latin The Brazil's sea area and West Africa sea area in America are most, and it is 22.6 × 10 that oil and gas reserves is verified in deep water hydrocarbon field8T oil equivalent, accounts for sea Oil gas field verifies the 12% of gross reserves.
Compared with shallow water area, the main problem that deepwater drilling faces has: the stability of seabed shale is poor, drilling fluid dosage Greatly, wellbore cleaning is difficult, the gas hydrate of shallow layer gas and formation, the rheological characteristic of drilling fluid, formation fracture pressure under low temperature Window narrows etc..These problems bring many difficulties to drilling well work.During deepwater drilling, the generation of gas hydrate The safety for having seriously affected deep water hydrocarbon probing with blocking carries out.At present mainly by the way that salt and alcohols etc. are added in drilling fluid Thermodynamic inhibitor prevents and treats hydrate problems, and the inhibitor of high concentration increases drilling cost, and is unfavorable for property of drilling fluid Maintenance.
Summary of the invention
Goal of the invention of the invention is: in view of the above problems, one kind is provided during deepwater drilling, to sea Bottom shale causes impact smaller, reduces the avalanche of seabed shale, cooperates during sending and boring and sends out drilling fluid, reduces gas hydrate Object generates, and improves to drilling fluid, improves property of drilling fluid, and effectively inhibit hydrate generation send drill tools.
The technical solution adopted by the invention is as follows:
One kind of the present invention send drill tools, the drilling well sap cavity being connected including sleeve inner is arranged in upper shell, the drilling well Sap cavity is connected with piston chamber, and the piston chamber is connected with drive chamber, and drive rod, the drive rod and rotation are equipped in the middle part of the drive chamber Turn part to be connected, the revolving part is connected with lower contact.
By adopting the above-described technical solution, increase drilling well sap cavity inside drill tools sending, and it is intracavitary that drilling fluid is housed, it is boring During well, i.e., drilling fluid is cooperated and sent out, to preferably inhibit the generation of hydrate.It is done work by piston chamber, so that Drilling fluid can preferably reach bit head, increase drilling well drop and spray rate.Cooperate drill bit to seabed shale by revolving part Drilling well work is carried out, vertical strike can be reduced to the impact force of seabed shale, cooperate vertical strike to reduce by rotary drilling Seabed shale avalanche, further ensures the safety of deepwater drilling.
One kind of the invention send drill tools, and drilling fluid bottom of chamber portion is equipped with nozzle, and the nozzle is connected to piston chamber.
By adopting the above-described technical solution, by nozzle by drilling fluid injection into pistion room, enable drilling fluid with more Good cooperates with piston head, guarantees that drilling fluid enters in piston chamber and is admitted in revolving part, reduces the loss of drilling fluid.
One kind of the invention send drill tools, and piston head is equipped in the piston chamber, is equipped with liquid flow hole in the middle part of the piston head； The two sides of the piston chamber are equipped with several stripper loops, are equipped with deflector hole inside the stripper loop, the deflector hole is pierced by sleeve Side wall is in communication with the outside；The stripper loop can limit piston head to bottom offset.
By adopting the above-described technical solution, piston head moves up and down acting, pressure is generated, and drilling fluid is sent into and is bored Head, stripper loop can limit piston head to bottom offset, the pressure for avoiding piston head acting from generating is excessive, and makes with seabed shale At biggish impact, meanwhile, stripper loop, deflector hole and piston head cooperate so that one pressure oscillation chamber of formation piston chamber in, from And the pressure that piston is generated is just right, and only working drilling well generates gain effect, without bringing biggish impact force, It, will not avalanche to guarantee to guarantee the stabilization of seabed shale structure while preferably carrying out drilling well work.
One kind of the invention send drill tools, and through-hole is provided in the middle part of the drive rod, and the piston chamber bottom is equipped with pressure transmission hole, The through-hole is connected to pressure transmission hole, and the pressure transmission hole is connected to liquid flow hole.
One kind of the invention send drill tools, and the revolving part outer surface is evenly equipped with several helical blades, in the revolving part Portion is provided with blind hole, and the blind hole is connected to through-hole, and the helical blade surface is equipped with several fluid holes, the fluid hole and blind hole Connection.
By adopting the above-described technical solution, revolving part in the course of rotation takes drilling fluid out of.
One kind of the invention send drill tools, and the drilling fluid is intracavitary to be equipped with drilling fluid, and the drilling fluid includes mass parts 12 ~25 parts of terpenyl polyester, the fragrant alkene polymer of 18~26 parts of matrix types two, 8~15 parts of nanometer Na2SiO3, 3~8 parts of polyoxygenateds third Enediol, 5~13 parts of double decyl trimethyl ammonium chlorides, 30~45 parts of polyethylene glycol, 30~45 parts of ethyl alcohol and 40~80 parts it is swollen Moisten local soil type at the structural formula of the fragrant alkene polymer of the matrix type two is
By adopting the above-described technical solution, drilling fluid has good filtration reduction and rheology in deep-water low-temperature environment Property, there is apparent inhibiting effect to the generation of hydrate.
Wherein, terpenyl polyester can be the arbitrary value in 12~25 parts, such as 13,15,17,19,20,23,24 etc., bone The fragrant alkene polymer of frame type two can be the arbitrary value in 18~26 parts, such as 20,21,24,25 etc., nanometer Na2SiO3It can be 8 Arbitrary value in~15 parts, such as 9,10,13,14 etc., polyoxypropyleneglycol can be the arbitrary value in 3~8 parts, such as 4, 5,6,7 etc., double decyl trimethyl ammonium chlorides can be the arbitrary value in 5~13 parts, such as 6,7,8,9,10 etc., polyethylene glycol It can be the arbitrary value in 30~45 parts, such as 32,35,36,38,40,42 etc., ethyl alcohol can be any in 30~45 parts Value, such as 32,34,36,38,39,40,43 etc., bentonite can be the arbitrary value in 40~80 parts, such as 42,43,47,49, 50,56,59,60,67,69,73,76,78 etc..
Preferably, when drilling fluid includes 18 parts of terpenyl polyester of mass parts, the fragrant alkene polymer of 23 parts of matrix types two, 15 parts are received Rice Na2SiO3, 8 parts of polyoxypropyleneglycols, 8 parts of double decyl trimethyl ammonium chlorides, 42 parts of polyethylene glycol, 35 parts of ethyl alcohol and 76 It is optimum value, the density (gL at 15 DEG C, 0 DEG C, -4 DEG C, -8 DEG C when part bentonite composition-1) it is 1.03,1.05,1.06, 1.06, gel strength (Pa) is 2.3/2.6,2.5/3.2,2.5/3.2,2.5/3.2, and plastic viscosity (mPas) is 18,21,23, 25, yield value (Pa) is that 9.4,10.2,10.5,10.9, API leak-offs (mL) are 5.3,5.3,5.5,5.5,2.47h (3.4 DEG C, Just start largely to generate hydrate when 10.93mPa), in system, can Drilling Fluid Viscosity it is larger, delayed gas molecule to enter water Close object cagelike structure cavity.
One kind of the invention send drill tools, and the degree of polymerization of the fragrant alkene polymer of the matrix type two is greater than 6.
One kind of the invention send drill tools, the nanometer Na2SiO3Partial size be 20nm~80nm, it is described bentonitic thin Degree is 200 mesh.
One kind of the invention send drill tools, and the intracavitary portion of drilling fluid is equipped with temperature regulating device, and the temperature regulating device keeps boring Well liquid chamber internal temperature is constant at 12~20 DEG C.
One kind of the invention send drill tools, and the maximum pressure that the piston head acting generates is 4 atmospheric pressure, the rotation Part slewing rate is 370r/min.
By adopting the above-described technical solution, above-mentioned is optimum range value, can guarantee during drilling well works most Good performance.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1, it during deepwater drilling, causes impact smaller in seabed shale, reduces the avalanche of seabed shale, sending drill-through journey In i.e. cooperation send out drilling fluid, reduce gas hydrate generate.
2, drilling fluid is improved, has good filtration reduction and rheological characteristic in deep-water low-temperature environment, to hydration The safety that the generation of object has apparent inhibiting effect to improve deepwater drilling operation.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for sending drill tools.
Marked in the figure: 1 is upper shell, 2 be drilling well sap cavity, and 3 be piston chamber, and 4 be stripper loop, and 5 be deflector hole, and 7 be pressure transmission Hole, 8 be drive rod, and 11 be lower contact, and 12 be revolving part.
Specific embodiment
With reference to the accompanying drawing, the present invention is described in detail.
In order to which the objects, technical solutions and advantages of invention are more clearly understood, with reference to the accompanying drawings and embodiments, to this Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not For limiting the present invention.
Embodiment 1
As shown in Figure 1, one kind send drill tools, the drilling well sap cavity 2 being connected including sleeve inner is arranged in upper shell 1 is bored Well liquid chamber 2 is connected with piston chamber 3, and piston chamber 3 is connected with drive chamber, and drive rod 8, drive rod 8 and revolving part are equipped in the middle part of drive chamber 12 are connected, and the revolving part 12 is connected with lower contact 11.2 bottom of drilling well sap cavity is equipped with nozzle 14, and nozzle 14 is connected to piston chamber. It is equipped with piston head in piston chamber 3, is equipped with liquid flow hole in the middle part of piston head；The two sides of piston chamber are equipped with several stripper loops 4, stripper loop 4 inside are equipped with deflector hole 5, and deflector hole 5 is pierced by sleeve lateral wall and is in communication with the outside；Stripper loop 4 can limit piston head to bottom offset, Stripper loop 4, deflector hole 5 and piston head mating reaction form a pressure oscillation chamber in piston chamber 3.It is provided in the middle part of drive rod 8 Through-hole, 3 bottom of piston chamber are equipped with pressure transmission hole 7, and through-hole is connected to pressure transmission hole 7, and pressure transmission hole 7 is connected to liquid flow hole.Outside revolving part 12 Surface is evenly equipped with several helical blades, and blind hole is provided in the middle part of revolving part 12, and blind hole is connected to through-hole, if helical blade surface is equipped with Fluid apertures is done, fluid hole is connected to blind hole.Temperature regulating device is equipped with inside drilling well sap cavity 2, temperature regulating device is kept inside drilling well sap cavity 2 Temperature is constant at 12~20 DEG C.The maximum pressure that piston head acting generates is 4 atmospheric pressure, and 12 slewing rate of revolving part is 370r/min。
Embodiment 2
Drilling well sap cavity 2 is provided with drilling fluid, and drilling fluid includes 12~25 parts of terpenyl polyester of mass parts, 18~26 parts of skeletons The fragrant alkene polymer of type two, 8~15 parts of nanometer Na2SiO3, 3~8 parts of polyoxypropyleneglycols, 5~13 parts of double ten alkyl trimethyl chlorine Change ammonium, 30~45 parts of polyethylene glycol, 30~45 parts of ethyl alcohol and 40~80 parts of bentonite compositions, the knot of the fragrant alkene polymer of matrix type two Structure formula isThe degree of polymerization of the fragrant alkene polymer of matrix type two is greater than 6.
Nanometer Na2SiO3Partial size be 20nm~80nm, bentonitic fineness be 200 mesh.The present invention provides in 8 preferably Combination matching, and test its density p (gL at 15 DEG C, 0 DEG C, -4 DEG C, -8 DEG C-1), gel strength k (Pa), plastic viscosity n (mPas), yield value q (Pa) and API leak-off m (mL), and test hydrate and situation detailed data is inhibited to be shown in Table 1 to table 3.
1 preferred component of table (mass parts)
2 filtration reduction of table and rheological characteristic test
3 hydrate of table inhibits situation (system largely generates the time of hydrate, temperature, pressure)
Embodiment 3
The fragrant alkene polymer of matrix type twoSynthesis formula it is as follows,
Intermediate Cl-DTE synthesis: under the protection of argon gas, 16g (94mmol) glutaryl chlorine is dissolved in 200mLCH2Cl2 In, it is added anhydrous aluminum chloride 30g (225.6mmol), two of the 5- chloro-2-methyl thiophene containing 25g (188mmol) is slowly added dropwise Chloroethanes solution 100mL, the reaction was continued 8h.50mL is added and terminates reaction, is recrystallized with 95% ethanol water.
Under the protection of argon gas, in the tetrahydrofuran 200mL that takes zinc powder 34.56g to be put into after overweight steaming, injection TiCl417.16mL is heated to reflux 1h after mixing evenly.The THF solution 200mL containing cloth product on 11g is existed in the case of being protected from light It is added drop-wise in flask in for 24 hours, the reaction was continued 12h, addition unsaturated carbonate aqueous solutions of potassium 50mL termination reaction.Reaction solution acetic acid second Ester extraction, organic phase are dried overnight with sewage magnesium sulfate, and crude product is recrystallized with 95% ethanol water.
1H NMR (400MHz, CDCl3) δ=1.88 (s, 6H), 1.92~2.10 (m, 2H), 2.69 (t, J=7.5Hz, 4H), 6.58 (s, 2H)；13C NMR (400MHz, CDCl3) δ=15.1,23.8,39.1,126.0,127.2,134.0,135.3, 135.7；MS:m/z=328 [M+]；IR:2953cm-1,2916cm-1,2841cm-1,1640cm-1,1551cm-1,1455cm-1, 1437cm-1,1311cm-1,1197cm-1,1159cm-1,1140cm-1,991cm-1,830cm-1,822cm-1,746cm-1,666cm-1,481cm-1；C15H14Cl2S2: calcd.C 54.71, H 4.29；Found C 54.63, H 4.30.
The synthesis of intermediate FPOx: being solvent and catalyst with polyphosphoric acids, by the pentafluoro benzoic acid and sulphur of molar ratio 3:2 Sour hydrazine obtains brown-red solution in 200 DEG C of reaction 5h.It is cooled to room temperature, reaction solution is then poured into a large amount of deionized waters, is obtained White precipitate.This white precipitate is recrystallized with isopropanol and toluene (volume ratio 1:3) mixed solution, obtains white needles crystalline substance Body, yield 88%.
19F NMR: δ=- 135 (m, 4F, ortho to Ox)；-146(m,2F,para to Ox)；-159(m,4F, meta to Ox).MS:m/z=402 [M+].IR:1653cm-1,1556cm-1,1526cm-1,1496cm-1,1422cm-1, 1366cm-1,1321cm-1,121cm-1,1092cm-1,1042cm-1,993cm-1,978cm-1,844cm-1,812cm-1,751cm-1。 Elemental analysis C:41.75；N:6.95；O:4.00 (theoretical value C:41.81；F:47.24；N:6.97；O:3.98).
The synthesis of target product: 0.2g (0.6mmol) Cl-DTE is dissolved in 20mLTHF, under nitrogen protection, stirs evenly, It is slowly dropped into butyl lithium 0.5mL (2.4molL-1Hexane solution).The reaction was continued after being added dropwise to complete 3h, is added 5mL and contains The tetrahydrofuran solution of 0.245gFPOx.The reaction was continued 5h, reaction solution is poured into 200mL deionized water, yellow mercury oxide is obtained, It filters, for solid with methanol rinses three times, vacuum drying obtains target product 0.27g, yield 71%.
19F NMR: δ=- 130~-132, -135~-137；-148.49(s)；- 152~-154；-155.67(s)；- 156.44(s).GPC:Mn=184000, PDI=1.57, DP=6.
Embodiment 4
The synthesis of terpenyl polyester: by the phthalic anhydride of molar ratio 1:1:2.4:0.4, TMA, diethylene glycol (DEG) and trimethylolpropane, Phosphoric acid (the 0.1% of gross mass), dibutyl hydroxy toluene (0.1%) and dimethylbenzene (3%) are added to logical nitrogen and with temperature controls, gather In the four-hole bottle of tetrafluoroethene agitating paddle and water segregator, the polyester of hydroxyl value about 170mg/g is prepared, it is dilute with ethyl acetate after cooling Releasing mass fraction of solids is 70%, obtains target product.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (3)

1. one kind send drill tools drilling fluid, which is characterized in that the drilling fluid includes 12 ~ 25 parts of terpenyl polyester of mass parts, 18 ~ The fragrant alkene polymer of 26 parts of matrix types two, 8 ~ 15 parts of nanometer Na2SiO3, 3 ~ 8 parts of polyoxypropyleneglycols, 5 ~ 13 parts of double ten alkyl three Ammonio methacrylate, 30 ~ 45 parts of polyethylene glycol, 30 ~ 45 parts of ethyl alcohol and 40 ~ 80 parts of bentonite compositions, the fragrant alkene of the matrix type two are poly- Close object structural formula be。
2. sending drill tools drilling fluid as described in claim 1, it is characterised in that: the polymerization of the fragrant alkene polymer of the matrix type two Degree is greater than 6.
3. sending drill tools drilling fluid as claimed in claim 2, it is characterised in that: the nanometer Na2SiO3Partial size be 20nm ~ 80nm, the bentonitic fineness are 200 mesh.
CN201710865482.0A 2016-05-31 2016-05-31 One kind sending drill tools drilling fluid Active CN107448158B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710865482.0A CN107448158B (en) 2016-05-31 2016-05-31 One kind sending drill tools drilling fluid

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710865482.0A CN107448158B (en) 2016-05-31 2016-05-31 One kind sending drill tools drilling fluid
CN201610388295.3A CN106089126B (en) 2016-05-31 2016-05-31 One kind sending drill tools

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201610388295.3A Division CN106089126B (en) 2016-05-31 2016-05-31 One kind sending drill tools

Publications (2)

Publication Number Publication Date
CN107448158A CN107448158A (en) 2017-12-08
CN107448158B true CN107448158B (en) 2019-10-29

Family

ID=57448262

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201710865482.0A Active CN107448158B (en) 2016-05-31 2016-05-31 One kind sending drill tools drilling fluid
CN201610388295.3A Expired - Fee Related CN106089126B (en) 2016-05-31 2016-05-31 One kind sending drill tools

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201610388295.3A Expired - Fee Related CN106089126B (en) 2016-05-31 2016-05-31 One kind sending drill tools

Country Status (1)

Country Link
CN (2) CN107448158B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107387003B (en) * 2017-09-11 2023-09-19 长江大学 Pulse jet valve for preventing drill sticking of drill cuttings in well bore

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5773390A (en) * 1994-07-01 1998-06-30 Well-Flow Technologies, Inc. Chemical additive for removing solids from a well drilling system
CN102639669A (en) * 2009-08-31 2012-08-15 哈里伯顿能源服务公司 Treatment fluids comprising transient polymer networks
CN103619984A (en) * 2011-06-16 2014-03-05 贝克休斯公司 Method of inhibiting or controlling release of well treatment agent
CN105121591A (en) * 2013-01-31 2015-12-02 艺康美国股份有限公司 Mobility control polymers for enhanced oil recovery

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602004001328T2 (en) * 2004-01-27 2007-05-10 Schlumberger Technology B.V. Underground drilling of a lateral bore
CA2714983C (en) * 2008-04-03 2012-08-28 Sandvik Mining And Construction Oy Drilling unit, method for slot drilling and slotting device
CN201297129Y (en) * 2008-11-21 2009-08-26 东营市创元石油机械制造有限公司 Automatic well hydraulic pressure vibration reduction bit-feeding device
MX360865B (en) * 2012-01-02 2018-11-09 Environmetal Development Products Endevpro Ltd Star Composition of biodegradable surfactants for separating hydrocarbon impurities.
US20140262650A1 (en) * 2013-03-14 2014-09-18 Smith International, Inc. Rotary shock absorption tool
CN103321568B (en) * 2013-07-17 2015-07-01 西南石油大学 Long-service-life high-performance screw drill
CN203420632U (en) * 2013-08-15 2014-02-05 中国石油天然气集团公司 Underground hydraulic tool for well drilling
CN103835679A (en) * 2014-03-24 2014-06-04 盐城市大冈石油工具厂有限责任公司 Multifunctional screw drill tool bypass valve

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5773390A (en) * 1994-07-01 1998-06-30 Well-Flow Technologies, Inc. Chemical additive for removing solids from a well drilling system
CN102639669A (en) * 2009-08-31 2012-08-15 哈里伯顿能源服务公司 Treatment fluids comprising transient polymer networks
CN103619984A (en) * 2011-06-16 2014-03-05 贝克休斯公司 Method of inhibiting or controlling release of well treatment agent
CN105121591A (en) * 2013-01-31 2015-12-02 艺康美国股份有限公司 Mobility control polymers for enhanced oil recovery

Also Published As

Publication number Publication date
CN106089126A (en) 2016-11-09
CN107448158A (en) 2017-12-08
CN106089126B (en) 2018-07-17

Similar Documents

Publication Publication Date Title
US11591506B2 (en) Method for making and using a drilling fluid
CA2717073C (en) Methods, systems, and compositions for the controlled crosslinking of well servicing fluids
AU2017202264B2 (en) Methods, systems, and compositions for the controlled crosslinking of well servicing fluids
RU2424270C2 (en) Zirconium cross-linking compositions and procedures of their utilisation
CA2808762C (en) Drilling fluid and method for drilling
US10202532B2 (en) Drilling fluid and method for drilling a wellbore
US10865342B2 (en) Enhanced high temperature crosslinked fracturing fluids
EP3472261B1 (en) Hydrophobized nanoparticles as breaker for viscoelastic surfactant gelled fluids
US20110136702A1 (en) Wellbore Fluid Additives and Methods of Producing the Same
CN107448158B (en) One kind sending drill tools drilling fluid
EP3039096A1 (en) Viscoelastic oil-based fluid and related methods
US11739256B2 (en) Treatment of subterranean formations
CA2802048C (en) Drilling fluid and method for drilling a wellbore
CN105733525B (en) The molten sulfonated gilsonite of drilling fluid peracid
CA2744620C (en) Well servicing fluid
US11685852B2 (en) Reservoir drilling fluids consist of cationic heterocyclic polymers, synthesis, formulation, and applications
US11959017B1 (en) Methods and materials for wellbore fluid diversion using visco-elastic surfactants
CN108611073A (en) A kind of siltstone gas hydrates storage Compositional type drilling fluid
US11643590B1 (en) Methods and compositions of using viscoelastic surfactants as diversion agents
US20220127520A1 (en) Treatment of subterranean formations

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20190926

Address after: 226300 Room 519, A2 Building, Jianghai Zhihui Park, Nantong High-tech Zone, Jiangsu Province

Applicant after: Jiangsu Yinsuit Intelligent Equipment Co.,Ltd.

Address before: 610041, No. 18, building 1, No. two, No. 2, south section of No. 1 Ring Road, Wuhou District, Sichuan, Chengdu, China 1

Applicant before: Zhang Rongbin

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20221230

Address after: 276000 room 3, incubator, No. 3, science and Technology City, economic development zone, Lanling County, Linyi City, Shandong Province

Patentee after: Shandong kupin Intelligent Technology Co.,Ltd.

Address before: Room 519, A2 / F, jianghaizhihuiyuan, high tech Zone, Nantong City, Jiangsu Province, 226300

Patentee before: Jiangsu Yinsuit Intelligent Equipment Co.,Ltd.

TR01 Transfer of patent right