CN212452054U - Steel wire rope for hoisting in deep sea oil field - Google Patents
Steel wire rope for hoisting in deep sea oil field Download PDFInfo
- Publication number
- CN212452054U CN212452054U CN202020568713.9U CN202020568713U CN212452054U CN 212452054 U CN212452054 U CN 212452054U CN 202020568713 U CN202020568713 U CN 202020568713U CN 212452054 U CN212452054 U CN 212452054U
- Authority
- CN
- China
- Prior art keywords
- strand
- steel wire
- twisted
- layer
- central
- 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
Links
Images
Landscapes
- Ropes Or Cables (AREA)
Abstract
The utility model provides a deep sea oil field lifts by crane and uses wire rope, including central rope strand, outer strand and surround the layer is moulded to the package of outer strand, wire rope uses central rope strand is the center, outer strand package is twisted with fingers the periphery of central rope strand, central rope strand with first filling layer has between the outer strand, central rope strand specifically includes central strand and outer strand, central strand is located the center of central rope strand, outer strand package is twisted with fingers the periphery of central rope strand, outer strand is the hexagon and arranges, outer strand specifically includes first outer strand and second outer strand, first outer strand with second outer strand interval arrangement, first outer strand with the parallel system of twisting with the second outer strand. The utility model discloses a wire rope has good wear-resisting and corrosion resistance, is fit for seabed low temperature operation, has good resistant high, low temperature performance and horizontal compressive capacity.
Description
Technical Field
The utility model relates to a wire rope technical field especially relates to a deep sea oil field lifts by crane uses wire rope.
Background
The steel wire rope consists of steel wires, a rope core and lubricating grease, and is a spiral steel wire bundle which is formed by twisting a plurality of layers of steel wires into strands, and then twisting a certain number of strands together by taking the rope core as a center; the steel wire rope has the advantages of high strength, light dead weight, difficult sudden root breaking, reliable work and the like.
Submarine oil is one of the mineral resources buried in sedimentary and bedrocks below the bottom layer of the ocean. The exploitation of subsea oil (including natural gas) began in the early 20 th century, but only a small number of subsea fields were discovered over a considerable period of time, and the development of offshore oil exploration and exploitation did not gain a rapid leap forward until the late 60 s. The hoisting steel wire rope used for exploiting the deep sea oil field needs to be stretched into seawater, so that the problem of corrosion of acid salt in the seawater is solved, the tensile strength and the transverse compressive capacity of the steel wire rope are improved to be the most important, and the requirements on the quality and the performance of the used steel wire rope are higher and higher.
The existing steel wire rope for hoisting in deep sea oil fields has the purpose of corrosion prevention by uniformly coating a layer of anticorrosive and antirust grease on the surface of a rope strand. However, the steel wire rope for hoisting is in a severe use environment, and the anti-corrosion and anti-rust grease coated on the surface of the steel wire rope is easy to air dry and age, so that the steel wire rope is corroded, and the service life of the steel wire rope is shortened; meanwhile, the pressure at the deep sea of the existing deep sea oil field is high, the transverse pressure bearing capacity of the existing steel wire rope in the deep sea is poor, and the steel wire rope is subjected to transverse pressure, so that the steel wire rope is often deformed, and the service life of the steel wire rope is seriously influenced; in addition, the temperature in deep sea is low, and the existing steel wire rope is often operated in a low-temperature state for a long time, so that the steel wire rope is easy to break when in use, and the service time of the steel wire rope is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a steel wire rope for hoisting in a deep sea oil field.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the steel wire rope for hoisting the deep sea oil field comprises a central rope strand, outer layer strands and a plastic coating layer surrounding the outer layer strands, wherein the steel wire rope takes the central rope strand as the center, the outer layer strands are coated and twisted on the periphery of the central rope strand, a first filling layer is arranged between the central rope strand and the outer layer strands, the central rope strand specifically comprises the central rope strand and the outer layer strands, the central rope strand is positioned in the center of the central rope strand, the outer layer strands are coated and twisted on the periphery of the central rope strand, the outer layer strands are arranged in a hexagon shape, the outer layer strands specifically comprise first outer layer strands and second outer layer strands, the first outer layer strands and the second outer layer strands are arranged at intervals, and the first outer layer strands and the second outer layer strands are twisted in parallel.
Preferably, the central strand and the outer strands have the same structure, the number of the outer strands is six, the central strand and the outer strands both comprise a fiber core and a steel wire, the number of the steel wire is six, the steel wire is centered on the fiber core and is wrapped and twisted on the periphery of the fiber core, and a second filling layer is arranged between the central strand and the outer strands.
Preferably, the first filling layer and the second filling layer are made of the same material, and the first filling layer is made of asbestos.
Preferably, the first outer layer strand specifically includes an outer layer center strand, a first bundle of twisted strands, a second bundle of twisted strands, and a third bundle of twisted strands, the first bundle of twisted strands is seven steel wires, the first bundle of twisted strands is wrapped and twisted on the periphery of the outer layer center strand, the second bundle of twisted strands is fourteen steel wires wrapped and twisted on the periphery of the first bundle of twisted strands, the third bundle of twisted strands is further wrapped on the periphery of the second bundle of twisted strands, and the third bundle of twisted strands is fourteen steel wires.
Preferably, the diameters of the steel wires of the first twisted strand and the second twisted strand are the same, and the diameter of the steel wire of the third twisted strand is larger than that of the steel wire of the first twisted strand.
Preferably, a filling steel strand is further arranged between the first wrapping strand and the second wrapping strand, the filling steel strand is seven steel wires, the filling steel strand and the second wrapping strand are wrapped and twisted on the periphery of the first wrapping strand, and the diameter of the steel wire of the filling steel strand is smaller than that of the steel wire of the first wrapping strand.
Preferably, the second outer layer strand is six steel wires, and the diameter of the steel wires of the second outer layer strand is larger than that of the steel wires of the third package twisted strand.
Preferably, the plastic-coated layer includes outer protective sheath and heat preservation, the heat preservation with outer thigh contacts, still the coating has the pitch layer on the outer wall of outer protective sheath.
Preferably, the outer protective sleeve is made of polyester, polypropylene, polyurethane or polyethylene, and the heat-insulating layer is made of asbestos.
Preferably, the steel wire specifically comprises a steel wire main body, a coating layer and a grease layer, wherein the coating layer is positioned between the steel wire main body and the grease layer, and the coating layer is a zinc coating layer or a phosphating coating layer.
Compared with the prior art, the beneficial effects of the utility model are that: first, the central strand comprises a central strand and outer strands which are identical in structure, the outer strands are six, the central strand and the outer strands both comprise fiber cores and steel wires, the steel wires are wrapped and twisted on the peripheries of the fiber cores by taking the fiber cores as centers, the flexibility of the fiber cores is good, compared with the central strand of a metal core, the flexibility of the central strand is greatly improved by using the central strand made of the fiber cores, meanwhile, a second filling layer is arranged between the central strand and the outer strands, the contact between the central strand and the outer strands is increased by using the second filling layer, and the tensile capacity of the central strand is improved.
Secondly, the steel wire rope is provided with a first filling layer and a second filling layer, the first filling layer and the second filling layer are made of asbestos, the asbestos has the characteristics of high tensile strength, chemical and thermal erosion resistance and electric insulation, and the steel wire rope can play a role in heat preservation on the aspects of heat preservation, heat insulation, corrosion prevention and the like, so that the heat preservation effect on the internal central rope strand is achieved, the high and low temperature resistance of the central rope strand is enhanced, and the central rope strand is prevented from being broken in the using process; in addition, the asbestos can deform to a certain extent when being subjected to transverse pressure, so that transverse acting force applied in the using process is buffered, and meanwhile, the inner central rope strand can be protected from being extruded, and the phenomenon that the central rope strand deforms to influence the service life of the steel wire rope is avoided.
And thirdly, a filling steel wire strand is arranged between the first wrapping twisted strand and the second wrapping twisted strand, the filling steel wire strand is seven steel wires, the filling steel wire strand and the second wrapping twisted strand are wrapped and twisted on the periphery of the first wrapping twisted strand, and the diameter of the steel wire of the filling steel wire strand is smaller than that of the steel wire of the first wrapping twisted strand. Set up the packing wire strand that the diameter is less than the diameter of first package strand wire line of twisting with a bale between first package strand of twisting with a bale and the second, can increase the line contact of second package strand of twisting with a bale, reinforcing wire rope's tensile strength, simultaneously, this packing wire strand can also prevent effectively that the first outer layer thigh of wire rope from receiving transverse pressure and taking place to warp.
And fourthly, a plastic coating layer is arranged outside the steel wire rope and comprises an outer protective sleeve and a heat preservation layer, the heat preservation layer is in contact with the outer strand, and an asphalt layer is further coated on the outer wall of the outer protective sleeve. The heat-insulating layer is made of asbestos. The asphalt layer is coated on the outer protective sleeve, so that the product can be normally used in a low-temperature environment, and the asphalt layer is coated on the outer protective sleeve, so that the protective sleeve is prevented from becoming brittle and breaking at a low-temperature state, the wear resistance of the steel wire rope can be enhanced, and the inner steel wire rope is prevented from being corroded by acid salt in seawater; the outer protective layer is arranged, so that the corrosion-resistant and rust-resistant grease on the surface of the steel wire rope can not be lost due to external forces such as dragging, pulling and throwing; the asbestos heat-insulating layer is arranged, so that the heat-insulating effect on the internal steel wire rope can be achieved, and the high-temperature and low-temperature resistance of the steel wire rope is enhanced.
Fifthly, the rope-making steel wire specifically comprises a steel wire main body, a coating layer and a grease layer, wherein the coating layer is positioned between the steel wire main body and the grease layer, and the coating layer is a zinc coating layer or a phosphating coating layer. The grease layer fully lubricates all steel wire strands in the strand, enhances the corrosion resistance and the rust resistance of the steel wire, increases the twisting tightness, the wear resistance and the corrosion resistance of the strand, improves the fatigue resistance of the steel wire rope, and further prevents the steel wire strands from being corroded to influence the performance of the steel wire rope because the steel wire strands are provided with a zinc coating or a phosphating coating; the phosphating coating can also effectively inhibit the surface fatigue of the steel wire rope and improve the wear resistance of the surface of the steel wire rope for making the rope.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of a steel wire rope for hoisting in a deep-sea oil field according to the present invention;
FIG. 2 is a schematic cross-sectional view of the steel wire rope for hoisting in deep-sea oil field;
FIG. 3 is a schematic cross-sectional view of a central strand of a steel wire rope for hoisting in a deep-sea oil field
Fig. 4 is a schematic cross-sectional structure view of the first outer strand of the steel wire rope for hoisting in the deep-sea oil field according to the present invention;
fig. 5 is a schematic cross-sectional view of a steel wire of the steel wire rope for hoisting in a deep-sea oil field according to the present invention.
Detailed Description
In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail. As shown in fig. 2, the steel wire rope for hoisting a deep sea oilfield comprises a central strand 100, outer strands 200 and a plastic coating layer 300 surrounding the outer strands, wherein the steel wire rope is centered on the central strand 100, the outer strands 200 are coated and twisted on the periphery of the central strand 100, a first filling layer 400 is arranged between the central strand 100 and the outer strands 200, the central strand 100 specifically comprises a central strand 110 and outer strands 120, the central strand 110 is positioned in the center of the central strand 100, the outer strands 120 are coated and twisted on the periphery of the central strand 100, the outer strands 120 are arranged in a hexagonal shape, the outer strands 200 specifically comprise a first outer strand 210 and a second outer strand 220, the first outer strand 210 and the second outer strand 220 are arranged at intervals, and the first outer strand 210 and the second outer strand 220 are twisted in parallel.
In one embodiment, as shown in fig. 3, the central strand 110 and the outer strand 120 have the same structure, the outer strand 120 has six strands, each of the central strand 110 and the outer strand 120 includes a fiber core 111 and a steel wire 112, the steel wire 112 has six strands, the steel wire 112 is centered on the fiber core 111 and is wrapped around the fiber core 111, and a second filling layer 130 is disposed between the central strand 110 and the outer strand 120. The flexibility of the fiber core 111 is good, compared with the central strand of the metal core, the flexibility of the central strand made of the fiber core is greatly improved, meanwhile, a second filling layer is arranged between the central strand and the outer rope strands, the contact between the central strand and the outer rope strands is increased through the second filling layer, and the tensile capacity of the central strand is increased.
In an embodiment, as shown in fig. 2, the first filling layer 400 and the second filling layer 130 are made of the same material, and the material of the first filling layer 400 is asbestos. On one hand, asbestos has the characteristics of high tensile strength, chemical and thermal erosion resistance and electrical insulation, and is applied to the aspects of heat preservation, heat insulation, corrosion prevention and the like, the first filling layer 400 and the second filling layer 130 are made of asbestos, so that the heat preservation effect on the internal central rope strand 100 can be achieved, the high and low temperature resistance of the central rope strand 100 is enhanced, and the central rope strand 100 is prevented from being broken in the using process; in the second aspect, the asbestos can deform to a certain extent when being subjected to transverse pressure, so that transverse acting force applied in the using process is buffered, and meanwhile, the inner central rope strand can be protected from being extruded, and the phenomenon that the central rope strand deforms to influence the service life of the steel wire rope is avoided.
In one embodiment, as shown in fig. 4, the first outer layer strand 210 specifically includes an outer layer center strand 211, a first twisted bundle 212, a second twisted bundle 213, and a third twisted bundle 214, the first twisted bundle 212 is seven steel wires, the first twisted bundle 212 is twisted on the periphery of the outer layer center strand 211, the second twisted bundle 213 is fourteen steel wires, the first twisted bundle 212 is twisted on the periphery of the second twisted bundle 213, the third twisted bundle 214 is further wrapped on the periphery of the second twisted bundle 213, and the third twisted bundle 214 is fourteen steel wires. The diameters of the steel wires of the first twisted strand 212 and the second twisted strand 213 are the same, and the diameter of the steel wire of the third twisted strand 214 is larger than that of the steel wire of the first twisted strand 212. The three-layer steel wire is wrapped and twisted outside the outer layer center strand 211, the diameter of the steel wire of the third wrapping and twisting strand 214 is larger than that of the first wrapping and twisting strand, namely the diameter of the steel wire of the third wrapping and twisting strand 214 is larger than that of the second wrapping and twisting strand 213, wire contact between the third wrapping and twisting strand 214 and the second wrapping and twisting strand 212 can be effectively increased, tightness between the wrapping and twisting strands is enhanced, and breaking tension of the steel wire rope is improved.
In one embodiment, as shown in fig. 4, a filler strand 215 is further disposed between the first twisted strand 212 and the second twisted strand 213, the filler strand 215 is seven strands, the filler strand 215 is twisted together with the second twisted strand 213 at the periphery of the first twisted strand 212, and the diameter of the strand of the filler strand 215 is smaller than that of the strand of the first twisted strand 212. Set up the packing wire strand 215 that the diameter is less than the diameter of first package strand wire between first package strand 212 and the second package strand 213, can increase the line contact of second package strand, reinforcing wire rope's tensile ability, simultaneously, this packing wire strand can also prevent effectively that the first outer layer thigh of wire rope from receiving transverse pressure and taking place to warp.
In one embodiment, as shown in fig. 2, the second outer layer strand 220 is six steel wires, and the diameter of the steel wires of the second outer layer strand 220 is larger than that of the steel wires of the third twisted strand 214. The first outer layer strands 210 and the second outer layer strands 220 are arranged at intervals, and the first outer layer strands 210 and the second outer layer strands 220 are twisted in parallel, so that the steel wire rope is effectively prevented from deforming, and the tensile strength of the steel wire rope is improved.
In one embodiment, as shown in fig. 1 and 2, the plastic-coated layer 300 includes an outer protective sheath 310 and an insulating layer 320, the insulating layer 320 is in contact with the outer strands, and an asphalt layer 330 is further coated on the outer wall of the outer protective sheath 310. The outer protective sleeve 310 is made of polyester, polypropylene, polyurethane or polyethylene, and the heat-insulating layer 320 is made of asbestos. The surface of the outer protective sleeve 310 is coated with the asphalt layer 330, so that the product can be normally used in a low-temperature environment, and the outer protective sleeve is made of materials such as polyester, polypropylene and the like, so that the protective sleeve is prevented from becoming brittle and breaking at a low temperature, the wear resistance of the steel wire rope can be enhanced, and the inner steel wire rope is prevented from being corroded by acid salt in seawater; the outer protective layer is arranged, so that the corrosion-resistant and rust-resistant grease on the surface of the steel wire rope can not be lost due to external forces such as dragging, pulling and throwing; the asbestos heat insulation layer 320 is arranged, so that the heat insulation effect on the internal steel wire rope can be achieved, and the high-temperature and low-temperature resistance of the steel wire rope is enhanced.
In one embodiment, as shown in fig. 5, the steel wire 500 for rope making specifically includes a steel wire main body 510, a coating layer 520 and a grease layer 530, wherein the coating layer 520 is located between the steel wire main body and the grease layer 530, and the coating layer 520 is a zinc coating layer or a phosphate coating layer. The grease layer 530 fully lubricates all steel wire strands in the strand, enhances the corrosion resistance and the rust resistance of the steel wire, increases the twisting tightness, the wear resistance and the corrosion resistance of the strand, improves the fatigue resistance of the steel wire rope, and further prevents the steel wire strands from being corroded to influence the performance of the steel wire rope because the steel wire strands are provided with a zinc coating or a phosphating coating; the phosphating coating can also effectively inhibit the surface fatigue of the steel wire rope and improve the wear resistance of the surface of the steel wire rope for making the rope.
The present invention has been described in relation to the above embodiments, which are only examples for implementing the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. On the contrary, all changes and modifications which do not depart from the spirit and scope of the present invention are deemed to fall within the scope of the present invention.
Claims (10)
1. The utility model provides a deep sea oil field lifts by crane uses wire rope which characterized in that: the steel wire rope comprises a central rope strand, outer layer strands and a plastic coating layer surrounding the outer layer strands, wherein the steel wire rope takes the central rope strand as the center, the outer layer strands are coated and twisted on the periphery of the central rope strand, a first filling layer is arranged between the central rope strand and the outer layer strands, the central rope strand specifically comprises the central strand and the outer layer strands, the central strand is located in the center of the central rope strand, the outer rope strands are coated and twisted on the periphery of the central rope strand, the outer rope strands are arranged in a hexagon shape, the outer layer strands specifically comprise a first outer layer strand and a second outer layer strand, the first outer layer strand and the second outer layer strand are arranged at intervals, and the first outer layer strand and the second outer layer strand are twisted in parallel.
2. The deep sea oilfield hoisting steel wire rope according to claim 1, wherein: the structure of the central strand is the same as that of the outer strand, the number of the outer strands is six, the central strand and the outer strands both comprise fiber cores and steel wires, the number of the steel wires is six, the steel wires are wrapped and twisted on the periphery of the fiber cores by taking the fiber cores as centers, and a second filling layer is arranged between the central strand and the outer strands.
3. The deep sea oilfield hoisting steel wire rope according to claim 2, wherein: the first filling layer and the second filling layer are made of the same material, and the first filling layer is made of asbestos.
4. The deep sea oilfield hoisting steel wire rope according to claim 1, wherein: the first outer layer strand specifically comprises an outer layer center strand, a first package twisted strand, a second package twisted strand and a third package twisted strand, wherein the first package twisted strand is seven steel wires, the first package twisted strand is wrapped and twisted on the periphery of the outer layer center strand, the second package twisted strand is fourteen steel wires wrapped and twisted on the periphery of the first package twisted strand, the third package twisted strand is further wrapped on the periphery of the second package twisted strand, and the third package twisted strand is fourteen steel wires.
5. The deep sea oilfield hoisting steel wire rope according to claim 4, wherein: the diameters of the steel wires of the first twisted strand and the second twisted strand are the same, and the diameter of the steel wire of the third twisted strand is larger than that of the steel wire of the first twisted strand.
6. The deep sea oilfield hoisting steel wire rope according to claim 5, wherein: and a filling steel wire strand is further arranged between the first package twisted strand and the second package twisted strand, the filling steel wire strand is seven steel wire wires, the filling steel wire strand and the second package twisted strand are wrapped and twisted on the periphery of the first package twisted strand, and the diameter of the steel wire of the filling steel wire strand is smaller than that of the steel wire of the first package twisted strand.
7. The deep sea oilfield hoisting steel wire rope according to claim 5, wherein: the second outer layer strand is six steel wires, and the diameter of the steel wires of the second outer layer strand is larger than that of the steel wires of the third twisted strand.
8. The deep sea oilfield hoisting steel wire rope according to claim 1, wherein: the plastic-coated layer comprises an outer protective sleeve and a heat-insulating layer, the heat-insulating layer is in contact with the outer strand, and an asphalt layer is further coated on the outer wall of the outer protective sleeve.
9. The deep sea oilfield hoisting steel wire rope according to claim 8, wherein: the outer protective sheath is made of polyester, polypropylene, polyurethane or polyethylene, and the heat-insulating layer is made of asbestos.
10. The steel wire rope for deep sea oilfield hoisting according to any one of claims 2 to 7, wherein: the steel wire specifically comprises a steel wire main body, a coating layer and a grease layer, wherein the coating layer is positioned between the steel wire main body and the grease layer, and the coating layer is a zinc coating layer or a phosphating coating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020568713.9U CN212452054U (en) | 2020-04-16 | 2020-04-16 | Steel wire rope for hoisting in deep sea oil field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020568713.9U CN212452054U (en) | 2020-04-16 | 2020-04-16 | Steel wire rope for hoisting in deep sea oil field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212452054U true CN212452054U (en) | 2021-02-02 |
Family
ID=74473294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020568713.9U Active CN212452054U (en) | 2020-04-16 | 2020-04-16 | Steel wire rope for hoisting in deep sea oil field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212452054U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108339A (en) * | 2021-11-10 | 2022-03-01 | 江苏赛福天钢索股份有限公司 | Steel wire rope adapting to tension and capable of seeping oil and production method thereof |
-
2020
- 2020-04-16 CN CN202020568713.9U patent/CN212452054U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108339A (en) * | 2021-11-10 | 2022-03-01 | 江苏赛福天钢索股份有限公司 | Steel wire rope adapting to tension and capable of seeping oil and production method thereof |
| CN114108339B (en) * | 2021-11-10 | 2023-11-10 | 江苏赛福天集团股份有限公司 | Steel wire rope suitable for tensile force and oil seepage and production method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111560780A (en) | Steel wire rope for hoisting deep sea oil field and production method thereof | |
| CN212452054U (en) | Steel wire rope for hoisting in deep sea oil field | |
| CN202394574U (en) | Load-bearing exploration cable | |
| CN111535061A (en) | High-wear-resistance and long-service-life steel wire rope special for crane | |
| CN201301432Y (en) | Compound corrosion-preventing type pulling cable | |
| CN214362494U (en) | Composite coating abrasion-resistant steel wire rope | |
| CN203588718U (en) | Detection cable for ocean engineering | |
| CN211897563U (en) | Hexagonal twelve-strand anti-twisting steel wire rope | |
| CN102444042A (en) | Double-layer plastic coated steel wire rope | |
| CN202473346U (en) | Bearing cable for offshore platform | |
| CN202150287U (en) | Antistatic oil resistance type control cable | |
| CN211872391U (en) | Steel wire rope for electrified high-speed railway compensation device | |
| CN202390703U (en) | Steel cable of anchor of contact net | |
| CN211420706U (en) | Steel wire rope for electromechanical special equipment | |
| CN210856761U (en) | Carbon fiber composite steel wire rope for ocean fishing | |
| CN207348802U (en) | Tension composite flexible vertical pipe | |
| CN103943182A (en) | Flexibility control cable for ocean engineering | |
| CN215118384U (en) | High-performance power cable with strong load bearing, high temperature resistance and corrosion resistance | |
| CN106436390A (en) | Composite asphalt-dipped parallelly-entwisted dense steel wire rope | |
| CN209114239U (en) | A kind of anticorrosion aerial metal rope | |
| CN211620994U (en) | Cold and hot resistant high-elasticity asphalt coating steel wire rope | |
| CN214271463U (en) | Hot galvanizing epoxy coating monofilament coating prestress steel strand | |
| CN110820384A (en) | Carbon fiber composite steel wire rope for ocean fishing | |
| CN205564331U (en) | Zinc filaments fills corrosion -resistant outer cover structure for submarine cable | |
| CN203746508U (en) | Flexible cable used in ocean engineering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A steel wire rope for hoisting in Deep Sea Oilfield Effective date of registration: 20220224 Granted publication date: 20210202 Pledgee: Jiangsu Xinghua Rural Commercial Bank Co.,Ltd. Pledgor: JIANGSU YASHENG METAL PRODUCTS CO.,LTD. Registration number: Y2022320000082 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |