CN207194843U - Flexible compound coiled tubing is used under a kind of smart well - Google Patents
Flexible compound coiled tubing is used under a kind of smart well Download PDFInfo
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- CN207194843U CN207194843U CN201721144290.2U CN201721144290U CN207194843U CN 207194843 U CN207194843 U CN 207194843U CN 201721144290 U CN201721144290 U CN 201721144290U CN 207194843 U CN207194843 U CN 207194843U
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Abstract
The utility model discloses flexible compound coiled tubing is used under a kind of smart well; substitute conventional steel oil pipe+external application cable for oil extraction mode; solve to avoid corrosive pipeline breakage and associated safety accident on the basis of corrosion and scaling, wax deposition; oil-submersible cable is built in into tubular body simultaneously to protect it; prevent outside oil gas from corroding, the wear-out failure of rountrip; related sensor by being built in tubular body is acquired to shaft bottom information, monitored, and by feedback of the information in ground control system.The utility model is in realization; take multiple rows of, multiple fibre dip forming technology; make fiber shredded dried bean curd after resin impregnates, is molded; formed with certain pliability, multiple rows of fiber band of high intensity; and this kind of fiber band is applied on the multiple functions layers such as resistance to compression armouring, the tension armouring of pipeline; strengthen the structural strength of pipeline, while resin matrix is also equipped with the characteristics such as chemical-resistant reagent swelling, hydrolysis, oil gas erosion and high temperature, helps preferably to protect fiber.
Description
Technical field
Technical field of fluid delivery is the utility model is related to, it is continuously oily with flexible compound under more particularly to a kind of smart well
Pipe.
Background technology
On stream, Rodless oil extraction traditional work mode is using steel oil pipe and external application latent oil line to existing Oil/gas Well
Well operations under cable.
Due to containing higher corrosion bacteria, chemical substance in the media such as crude oil, natural gas, condensate gas, such as:Vulcanization
Hydrogen, sulfur dioxide, iron bacterium, saprophytic bacteria, vulcanization bacterium etc..After long-time chemical fluid medium conveys use, in high temperature
The corrosion failure to steel pipeline, external application latent oil cable is caused under state, security incident, high dimension are caused to oil-gas field development
Development cost is protected, serious meeting causes the major accidents such as steel pipe fracture, destroys the normal production operation of oil well.
Utility model content
In view of this, the utility model provides and flexible compound coiled tubing is used under a kind of smart well, substitutes conventional steel
Oil pipe+external application cable for oil extraction mode, solve to avoid corrosive pipeline breakage and associated safety thing on the basis of corrosion and scaling, wax deposition
Therefore.
To achieve the above object, the utility model provides following technical scheme:
Flexible compound coiled tubing, including inner core tube, resistance to compression layer, tensile layer and external protection are used under a kind of smart well;
The resistance to compression layer is made up of Fiber Winding in the inner core pipe outer wall;
The tensile layer is axially laid in outside the resistance to compression layer along the inner core tube by fiber band and formed;
The external protection is arranged on outside the tensile layer.
Preferably, the fiber band of the resistance to compression layer and/or the tensile layer by polyester fiber, nylon fiber, glass fibre,
Polyethylene fibre, aramid fiber, basalt fibre, polyester fiber or carbon fiber are formed with pencil or banding.
Preferably, the fiber band of the resistance to compression layer and/or the tensile layer passes through resin impregnation, by resin matrix bag
Wrap up in.
Preferably, the resin is polyvinyl resin, acrylic resin, polybutene numerical value, phenolic aldehyde or epoxy resin.
Preferably, the fiber band of the resistance to compression layer and the inner core tube axially uniform winding in a certain angle in its outer wall.
Preferably, the resistance to compression layer is made up of the Fiber Winding layer 2-4.
Preferably, the tensile layer is circumferentially uniform along the inner core tube.
Preferably, in addition to cable layer and packed layer;
The cable helical layer is wrapped in outside the resistance to compression layer;
The packed layer be filled in the cable layer it is adjacent each section between gap, and be filled in simultaneously the resistance to compression layer and
Gap between the tensile layer.
Preferably, the cable layer includes power cable, signal control cable and sensor.
Preferably, the inner core tube and the external protection are extrusion molding.
It can be seen from the above technical scheme that flexible compound coiled tubing is used under smart well provided by the utility model,
Its meaning is to substitute conventional steel oil pipe+external application cable for oil extraction mode, replace conventional steel oil pipe solve corrosion and scaling,
Corrosive pipeline breakage and associated safety accident are avoided on the basis of wax deposition, while oil-submersible cable is built in tubular body, to latent
Oily cable is protected, and prevents outside oil gas from corroding, the wear-out failure of rountrip, and corresponding intelligence is carried out to underground and is adjusted
Control, the related sensor by being built in tubular body are acquired to shaft bottom information, monitored, and feedback of the information is controlled in ground
In system and remote control room processed, Oil/gas Well networking monitoring, unified security management are realized, development cost is reduced, realizes oil field
Profit increase.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the longitudinal section sectional structure that flexible compound coiled tubing is used under the smart well that the utility model embodiment provides
Schematic diagram;
Fig. 2 is the cross-sectional cut-away structure that flexible compound coiled tubing is used under the smart well that the utility model embodiment provides
Schematic diagram;
Fig. 3 is that the multilayer that the utility model embodiment provides impregnates side structure schematic view of the fiber with processing technology;
Fig. 4 is that the multilayer that the utility model embodiment provides impregnates axle geodesic structure schematic diagram of the fiber with processing technology;
Fig. 5 is the structural representation that the multilayer that the utility model embodiment provides impregnates fiber band.
Wherein, 1. inner core tube, 2. resistance to compression layers, 3. packed layers, 4. cable layers, 5. tensile layers, 6. external protections.
Embodiment
The utility model, which provides, uses flexible compound coiled tubing under a kind of smart well, install and use in water flooding
Use, the oil-gas field development application of downhole pipeline general injection well can be achieved, and replace conventional steel pipeline, solve conventional steel
Accomplish to protect oil-submersible cable while pipeline corrosion problem, while long-range monitoring and control can be also realized to producing well
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Flexible compound coiled tubing is used under the smart well that the utility model embodiment provides, its core improvement is, bag
Include inner core tube 1, resistance to compression layer 2, tensile layer 5 and external protection 6, its structure is referred to shown in Fig. 1 and Fig. 2, above-mentioned each tube layer by
It is interior to outer to set gradually;
Wherein, resistance to compression layer 2 is made up of Fiber Winding in the outer wall of inner core tube 1, improves the ring bearing capacity of body;
Tensile layer 5 is axially laid in outside resistance to compression layer 2 along inner core tube 1 by fiber band and formed, and has thickness of thin, strength high and soft
The characteristics such as good toughness, good body tensile property can be reached;
External protection 6 is arranged on outside tensile layer 5, to carry out protecting accordingly and to homogeneous tube to tubular body functional layer
The protection in road, to prevent foeign element from being destroyed to caused by pipeline.
It is it can be seen from the above technical scheme that continuous with flexible compound under the smart well that the utility model embodiment provides
Oil pipe, its resistance to compression layer 2 and tensile layer 5 strengthen the structural strength of pipeline using having certain pliability, the fiber band of high intensity;
The type pipeline belongs to non-adhesive structural pipeline in structure, allows sliding be present between functional layer, has good flexibility, tension
Stretch, compressive property, its meaning is to substitute conventional steel oil pipe+external application cable for oil extraction mode, is replacing conventional steel oil pipe solution
Corrosive pipeline breakage and associated safety accident are certainly avoided on the basis of corrosion and scaling, wax deposition.
Preferably, the fiber band of resistance to compression layer 2 and/or tensile layer 5 is by polyester fiber, nylon fiber, glass fibre, poly- second
Alkene fiber, aramid fiber, basalt fibre, polyester fiber or carbon fiber are formed with pencil or banding, above-mentioned material and construction
So that fiber band is solid and reliable.Further, the structure that fiber band forms for multiple rows of, multiple fibre shredded dried bean curd, intensity are higher.
In the present embodiment, the fiber band of resistance to compression layer 2 and/or tensile layer 5 passes through resin impregnation, by resin matrix bag
Wrap up in, its structure is referred to shown in Fig. 5.Resin matrix possesses the spies such as chemical-resistant reagent swelling, hydrolysis, oil gas erosion and high temperature
Property, help preferably to protect fiber bodies, good guarantee is provided for body intensity.
Specifically, resin is polyvinyl resin, acrylic resin, polybutene numerical value, phenolic aldehyde or epoxy resin, can realize
The protecting effect good to fiber.In the fiber type band, the ratio of resin and fiber, fiber row station can be according to actual use situations
It is required that flexibly change reaches the arrangement of fiber multilayer, fiber alignment order is increased and decreased with structure for progress.
Preferably, the fiber band of resistance to compression layer 2 is with inner core tube 1, axially uniform winding in a certain angle is covered with its outer wall,
To play more preferable annular resistance to compression effect, its structure is referred to shown in Fig. 1 and Fig. 2.
Further, winding step repeats positive and negative 2-4 times, forms the anti-interior laminate layer of both forward and reverse directions layer 2-4 enhancing;Fiber band twines
Around unsuitable excessive, wall thickness is unsuitable blocked up, to avoid causing internal diameter of the pipeline from reducing, cause flow conveying to reduce, discharge pressure rise,
Cost increase.
It can use uniform processing specifically, tensile layer 5 uses in pipeline section circumference or symmetrically lay fiber band, with
Reach the equilibrium of body tensile property.
Flexible compound coiled tubing, in addition to cable layer 4 and filling are used under the smart well that the utility model embodiment provides
Layer 3, its structure is referred to shown in Fig. 1 and Fig. 2;
Wherein, cable layer 4 is spirally wound on outside resistance to compression layer 2;
Packed layer 3 be filled in cable layer 4 it is adjacent each section between gap, and be filled in simultaneously resistance to compression layer 2 and tensile layer 5 it
Between gap;Position and enhancing body intensity by cable in the fixed cable layer 4 of gap filling layer 3 to interlayer, are used simultaneously
Worn in interlayer is fixed and eliminated to internal layer.Compared with external application cable mode in the prior art, cable layer 4 is built in body
Inside, oil-submersible cable is protected, prevent outside oil gas from corroding, the wear-out failure of rountrip.
Specifically, inner core tube 1 can by polyethylene, polyvinyl chloride, polypropylene, polyurethane, polyamide, Kynoar or
Modified high-molecular resinous polymer extrusion molding;External coating 7 can be by polyethylene, polyvinyl chloride, polypropylene, polyurethane, polyamides
Amine, Kynoar or modified high-molecular polymer extrusion molding.Simple to operate using above-mentioned technique productions, technology controlling and process is held
Easily, production efficiency is high, and product quality is stable, and has the advantages of corrosion-resistant and good antiscale property in its structure.
The utility model embodiment, which additionally provides, uses flexible compound coiled tubing manufacturing process under a kind of smart well, for making
To make and flexible compound coiled tubing is used under above-mentioned smart well, its core improvement is, including:Set gradually outside inner core tube 1
Resistance to compression layer 2, tensile layer 5 and external protection 6;
Wherein, the moulding process of the fiber band of resistance to compression layer 2 and/or tensile layer 5 includes step:
S1, by fiber walkthrough in a mold, subsequently into step S2;
S2, using thermoplastic resin-impregnated fibers, subsequently into step S3;
S3, resin and fiber thermoplastic's pressed sizing obtained into fiber band;It is referred to shown in Fig. 3, Fig. 4 and Fig. 5.
It is it can be seen from the above technical scheme that continuous with flexible compound under the smart well that the utility model embodiment provides
Oil pipe manufacturing process, its resistance to compression layer 2 and tensile layer 5 strengthen the knot of pipeline using having certain pliability, the fiber band of high intensity
Structure intensity;The type pipeline belongs to non-adhesive structural pipeline in structure, allows sliding be present between functional layer, has well soft
Property, stretch-proof, compressive property, its meaning is to substitute conventional steel oil pipe+external application cable for oil extraction mode, is replacing conventional steel
Oil pipe solves to avoid corrosive pipeline breakage and associated safety accident on the basis of corrosion and scaling, wax deposition;
And the fiber band of resistance to compression layer 2 and/or tensile layer 5 passes through resin impregnation, is wrapped up by resin matrix;Resin matrix
Possess the characteristics such as chemical-resistant reagent swelling, hydrolysis, oil gas erosion and high temperature, help preferably to protect fiber bodies, be body
Intensity provides good guarantee.
Preferably, in step sl, after fiber in a mold walkthrough, the scattered pre- place of ultrasonic wave is also carried out to fiber
Reason, makes distribution of the fiber in mold groove more uniform, subsequently into step S2.
Further, this manufacturing process also includes step S4:Fiber band after pressed sizing is post-processed, post-processed
Including heating and being incubated a period of time, to reach more preferable molding effect.According to correlation impregnating resin species and fibrous material,
The water of different temperatures or the hot temperature medium of correlation can be passed through in mold groove, the resin in mould and fiber is heated admittedly
Chemical conversion type, the mould can obtain good moulding process control according to different solidifying requirements in length, on hardening time, from
And fibre resin band performance is set to reach optimal.
In the step S1 of the present embodiment, by fiber, walkthrough is parallel multilayer in a mold, is finally given with increase
The intensity of fiber band;The slot cross-section of mould is rectangle, so as to obtain the fiber band of rectangular cross-section, is easy to wind or applies
If its structure is referred to shown in Fig. 3-Fig. 5.
This programme is described further with reference to specific embodiment:
Specifically each functional layer structure, function are as follows for the type flexible compound oil pipe:
1st, inner core tube:Its material can be by polyethylene, polyvinyl chloride, polypropylene, polyurethane, polyamide, Kynoar
Or modified high-molecular resinous polymer extrusion molding.
2nd, resistance to compression layer:By polyester fiber, nylon fiber, glass fibre, polyethylene fibre, aramid fiber, basalt fibre,
Polyester fiber or carbon fiber are passed through to fiber walkthrough, the scattered pretreatment of ultrasonic wave, impregnating resin powder with pencil or ribbon-like fibre
Change, fiber fully contacted with powdered resin, resin hot melt adhesion, pressed sizing, shaping aftertreatment technology after one-shot forming, formed
More sequences are multiple rows of, the impregnating resin fiber band of specific dimensions specification, and in the fiber type band, the ratio of resin and fiber, fiber row
Standing can require that flexibly change reaches the arrangement of fiber multilayer, fiber alignment order is increased with structure for progress according to actual use situation
Subtract.Impregnate fiber simultaneously and use finished product fascicular texture fiber, impregnating resin can use various kinds of resin material, as polyvinyl resin,
The material such as acrylic resin, polybutene numerical value and phenolic aldehyde, epoxy resin.Prolonged after shaping along body axial direction certain angle in
Core tube wall is wound shaping, and winding step repeats positive and negative 2-4 times, forms the anti-interior laminate layer of both forward and reverse directions layer 2-4 enhancing, such
Type thermoplastic resin-impregnated fibers band uses by the current the type thermoplastic resin-impregnated fibers band moulding process of special process included in this patent
It is interior.
3rd, packed layer:This layer is mainly filled with polyvinyl resin to the gap between cable, with for fixed cable
Position and strengthen body structural stability.
4th, cable layer:The Rotating fields control cable by specially made structure latent oil cable, signal and are placed on pipe joint end
Position, the sensor integration composition in pipeline centre position.Wherein, cable, which uses, has high voltage withstanding, oil resistant structure sheaf latent oil
Axially certain angle is positive or reverse-winding is on body along pipeline for cable, can be according to specifically used feelings on position and quantity
Condition adjusts accordingly, and cable uses fillet flat or circular configuration in structure.Signal control cable can use enhancing
Structured optical fiber, steel pipe cable etc. carry out the transmission and control of signal, adhere to same layer separately with power cable on structure sheaf, quantity and apply
If winding angle can be changed according to practical situations, but do not had with power cable and intersected, because nonmetal pipeline is anti-
Draw not as good as steel pipe in performance, therefore in order to avoid power cable, signal control cable and corresponding end sensor are integrated and received
Pipeline axial direction tensile property influences to be accordingly increased or reduced pitch processing.
5th, end sensor integrates:End sensor can include optical sensor, mechanical pick-up device and electric transducer etc.
Multiple sensors type, shaken available for body ess-strain performance, body temperature, bottom hole temperature (BHT), gas pressure, fluid conveying
Dynamic, tripping in position and pipeline external and internal pressure are changed, pressure difference is monitored.The position of sensor is preferably rested in pipeline
Core tube wall or other functional layers, such as:Resistance to compression layer.The utility model places a sensor at pipe joint end position and core
Pipe surfaces externally and internally.Simultaneously the sensor conductor employed in the utility model can with it is individually placed also connected, parallel company
Connect.
6th, tensile layer:It is used for the tensile layer of pipeline, the fiber on the type pipeline configuration using special high-strength pulling-resisting fiber band
Band can be by polyester fiber, nylon fiber, glass fibre, polyethylene fibre, aramid fiber, basalt fibre, polyester fiber or carbon
Fiber is axially laid, using uniform place in pipeline section circumference by braiding or into structure compositions such as sth. made by twisting, bunchys along body
Reason or symmetrical laying are balanced to reach body tensile property.
7th, external protection:The layer can by polyethylene, polyvinyl chloride, polypropylene, polyurethane, polyamide, Kynoar or
Modified high-molecular polymer extrusion molding, to carry out protection accordingly and the guarantor to homogeneous tube road to tubular body functional layer
Shield, to prevent foeign element from being destroyed to caused by pipeline.
Inner core tube 1 forms body core pipe layer by extrusion molding;Laminate layer 2 is by by resin dipping, parcel, thermoplastic pressure in anti-
The high-intensity resin dipping fiber band or fibre bundle uniform winding of the processing technologys such as system shaping are distributed in inner core pipe outer wall composition, ginseng
See the more structures of Fig. 2.Cable layer 4 is wound around outside resistance to compression layer 2 and formed, and cable layer 4 includes underground pump group power line cable and signal
Monitoring, control, transmission cable and sensor integration, are formed along body axial direction certain angle spiral winding, and reference picture 1 is illustrated,
Simultaneously by filling the position of cable and body intensity in 3 fixed cable layers to the gap of interlayer, while for being fixed to internal layer
And eliminate interlayer abrasion.Tensile layer 5 and external sheath layer 6 are formed by extruding cladding simultaneously by high polymer material, and the material can
Reference inner core tube material, such as:Polyethylene, polypropylene, Kynoar Polymer material.
The more common steel pipe of this flexible composite pipe have it is corrosion-resistant, safeguard, construction cost is low, efficiency high, low-carbon environment-friendly, again
The excellent design concept and excellent product performance such as utilize again.
Meaning of the present utility model is to substitute conventional steel oil pipe+external application cable for oil extraction mode, in replacement conventional steel
Oil pipe solves to avoid corrosive pipeline breakage and associated safety accident on the basis of corrosion and scaling, wax deposition, while by oil-submersible cable
Tubular body is placed in, oil-submersible cable is protected, prevents outside oil gas from corroding, the wear-out failure of rountrip, and to underground
Corresponding intelligent control is carried out, the related sensor by being built in tubular body is acquired to shaft bottom information, monitored, and will
Feedback of the information realizes Oil/gas Well networking monitoring, unified security management in ground control system and remote control room, and reduction is opened
Cost is sent out, realizes that the profit in oil field increases.
The utility model takes advanced multiple rows of, multiple fibre dip forming technology, makes fiber shredded dried bean curd in technique realization
After resin impregnates, is molded, formed with certain pliability, multiple rows of fiber band of high intensity, and by this kind of fiber band application
On the multiple functions layers such as resistance to compression armouring, tension armouring in pipeline, strengthen the structural strength of pipeline, while fiber impregnation matrix is also
Possess the characteristics such as chemical-resistant reagent swelling, hydrolysis, oil gas erosion and high temperature, help preferably to protect fibre resin, be body
Intensity provides good guarantee.
In summary, the utility model discloses flexible compound coiled tubing is used under a kind of smart well, oil, gas and water are realized
The oil field operation such as the oil recovery of source well and waterflooding extraction, due to property such as its good stretch-proof, resistance to compression, signal transmission, Centralized Monitorings
Can, underground pump group is transferred into the progress operation of purpose stratum when oily, well recovers the oil, drawn water, and have continuous height in built in pipeline
Sensor and the control device system such as performance cable, signal control line cable and corresponding pressure, temperature, flow, survey tune, can have
Burn into oil when the improvement conventional steel oil pipe of effect, external application cable long-term operation invades Safety production questions caused by destruction, simultaneously
Also more traditional single-unit steel pipeline has and significantly improved on operating efficiency, and pipeline lowering velocity can reach 3-4m/
S, upward strain speed can reach 2-3m/s.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. flexible compound coiled tubing is used under a kind of smart well, it is characterised in that including inner core tube (1), resistance to compression layer (2), tension
Layer (5) and external protection (6);
The resistance to compression layer (2) is made up of Fiber Winding in the inner core tube (1) outer wall;
The tensile layer (5) is made up of outside fiber band along the axial resistance to compression layer (2) that is laid in of the inner core tube (1);
The external protection (6) is arranged on the tensile layer (5) outside.
2. flexible compound coiled tubing is used under smart well according to claim 1, it is characterised in that the resistance to compression layer (2)
And/or the fiber band of the tensile layer (5) is by polyester fiber, nylon fiber, glass fibre, polyethylene fibre, aramid fiber, profound
Military rock fiber, polyester fiber or carbon fiber are formed with pencil or banding.
3. flexible compound coiled tubing is used under smart well according to claim 1, it is characterised in that the resistance to compression layer (2)
And/or the fiber band of the tensile layer (5) passes through resin impregnation, is wrapped up by resin matrix.
4. flexible compound coiled tubing is used under smart well according to claim 3, it is characterised in that the resin is poly- second
Olefine resin, acrylic resin, polybutene numerical value, phenolic aldehyde or epoxy resin.
5. flexible compound coiled tubing is used under smart well according to claim 1, it is characterised in that the resistance to compression layer (2)
Fiber band and the inner core tube (1) axially uniform winding in a certain angle in its outer wall.
6. flexible compound coiled tubing is used under smart well according to claim 1, it is characterised in that the resistance to compression layer (2)
It is made up of the Fiber Winding layer 2-4.
7. flexible compound coiled tubing is used under smart well according to claim 1, it is characterised in that the tensile layer (5)
It is circumferential uniform along the inner core tube (1).
8. flexible compound coiled tubing is used under smart well according to claim 1, it is characterised in that also including cable layer
And packed layer (3) (4);
The cable layer (4) is spirally wound on the resistance to compression layer (2) outside;
The packed layer (3) be filled in the cable layer (4) it is adjacent each section between gap, and be filled in the resistance to compression layer simultaneously
(2) gap between the tensile layer (5).
9. flexible compound coiled tubing is used under smart well according to claim 8, it is characterised in that the cable layer (4)
Including power cable, signal control cable and sensor.
10. flexible compound coiled tubing is used under smart well according to claim 1, it is characterised in that the inner core tube (1)
It is extrusion molding with the external protection (6).
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107355187A (en) * | 2017-09-07 | 2017-11-17 | 浙江恒安泰石油工程有限责任公司 | Flexible compound coiled tubing and its manufacturing process are used under a kind of smart well |
CN109581606A (en) * | 2018-12-27 | 2019-04-05 | 宁波安浮新能源科技有限公司 | Multifunction flexible hose barrier tape |
WO2019196168A1 (en) * | 2018-04-11 | 2019-10-17 | 威海鸿通管材股份有限公司 | Non-metallic cable coiled tubing |
CN116025294A (en) * | 2023-03-29 | 2023-04-28 | 胜利油田兴达高祥新材料有限责任公司 | Underground high-tensile self-escape composite continuous pipe |
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2017
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CN107355187A (en) * | 2017-09-07 | 2017-11-17 | 浙江恒安泰石油工程有限责任公司 | Flexible compound coiled tubing and its manufacturing process are used under a kind of smart well |
WO2019196168A1 (en) * | 2018-04-11 | 2019-10-17 | 威海鸿通管材股份有限公司 | Non-metallic cable coiled tubing |
US20200240554A1 (en) * | 2018-04-11 | 2020-07-30 | Weihai Hongtong Piping Materials Co., Ltd. | Non-metallic Cabling Continuous Oil Pipe |
RU2733991C1 (en) * | 2018-04-11 | 2020-10-09 | Вэйхай Хунтун Пайпин Материалс Ко., Лтд. | Non-metallic continuous oil pipe with cables |
US10914410B2 (en) * | 2018-04-11 | 2021-02-09 | Weihai Hongtong Piping Materials Co., Ltd. | Non-metallic cabling continuous oil pipe |
CN109581606A (en) * | 2018-12-27 | 2019-04-05 | 宁波安浮新能源科技有限公司 | Multifunction flexible hose barrier tape |
CN116025294A (en) * | 2023-03-29 | 2023-04-28 | 胜利油田兴达高祥新材料有限责任公司 | Underground high-tensile self-escape composite continuous pipe |
CN116025294B (en) * | 2023-03-29 | 2023-05-30 | 胜利油田兴达高祥新材料有限责任公司 | Underground high-tensile self-escape composite continuous pipe |
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