CN205451840U - Resistant pottery fireproof cable of waiting - Google Patents
Resistant pottery fireproof cable of waiting Download PDFInfo
- Publication number
- CN205451840U CN205451840U CN201620287556.8U CN201620287556U CN205451840U CN 205451840 U CN205451840 U CN 205451840U CN 201620287556 U CN201620287556 U CN 201620287556U CN 205451840 U CN205451840 U CN 205451840U
- Authority
- CN
- China
- Prior art keywords
- cable
- layer
- weather
- conductor
- fireproof cable
- 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.)
- Expired - Fee Related
Links
- 239000004020 conductor Substances 0.000 claims abstract description 30
- 239000003063 flame retardant Substances 0.000 claims abstract description 17
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000945 filler Substances 0.000 claims abstract description 8
- 239000000919 ceramic Substances 0.000 claims description 27
- 230000004888 barrier function Effects 0.000 claims description 9
- 229920002379 silicone rubber Polymers 0.000 claims description 9
- 239000010445 mica Substances 0.000 claims description 8
- 229910052618 mica group Inorganic materials 0.000 claims description 8
- 238000012856 packing Methods 0.000 claims description 7
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 6
- 239000004917 carbon fiber Substances 0.000 claims description 6
- 239000003365 glass fiber Substances 0.000 claims description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 239000000779 smoke Substances 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 229950000845 politef Drugs 0.000 claims description 5
- 229920000098 polyolefin Polymers 0.000 claims description 5
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 4
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 4
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 4
- 239000000347 magnesium hydroxide Substances 0.000 claims description 4
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000002194 synthesizing effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 4
- 238000010030 laminating Methods 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000005253 cladding Methods 0.000 abstract 2
- 230000017105 transposition Effects 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 38
- 230000000694 effects Effects 0.000 description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 241001251094 Formica Species 0.000 description 1
- 229910003978 SiClx Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a resistant pottery fireproof cable of waiting, include the cable core that forms by the transposition of a plurality of sinle silks, the sinle silk be by the conductor and from inside to outside in proper order the cladding constituteing around covering, insulating layer, inner sheath at the interior of the conductor outside, behind the sinle silk transposition stranding from inside to outside more in proper order the cladding outward around covering, enhancement layer, flame retardant coating and oversheath, cable core and outer have fire -retardant filler around still filling between the covering. The utility model relates to a rationally, have very good fire prevention flame retardant efficiency, incombustible under the high temperature, the cable still can normal operating under the conflagration condition, have good tensile strength and resistant high and low temperature performance, the creep resistance is good, difficult fracture during the cable uses, life extension, the cable pliability can be high, and removal when being convenient for be under construction, mechanics processing and in the laminating of construction face need not to preheat the processing that can mechanize, raw materials good quality is inexpensive, and product cost is low, and the manufacture process is simple, need not special equipment, and the industrialization of being convenient for is promoted.
Description
Technical field
This utility model relates to a kind of cable, is specifically related to a kind of weather-proof ceramic fireproof cable.
Background technology
Along with constantly increasing and the continuous lifting of life attention degree to people of china's overall national strength, the most all key projects of government and design institute, high-rise building, television station, hospital etc. are various relates to requirement safety and the highest environment of Environmental Factors and propose must the requirement of safety first in place.According to statistics, in City Fire Accidents, and overload aging by electrical equipment malfunction or cable uses the fire caused to account for sizable ratio, it addition, the toxic gas produced when cable catches fire increases injures and deaths degree and " secondary pollution " of personnel.Therefore, LSZH, be difficult to again burned in the short time and cause the fireproof cable of short circuit increasingly to cause the concern of people.
At present, the fireproof cable of domestic production mainly has two kinds, and the first is to use the wrapped conductor of non-combustible materials to form, for example with multi layer cloud master tape；But the fire protecting performance of this fireproof cable is general, and after mica tape burning, form black flaky structure, under or external impacts effect vibrated at cable, the easy powder of detached of mica tape, causes cable breakdown, poor safety performance.The second is BTTZ cable, it is a kind of outer layer employing seamless copper pipe sheath, middle filling magnesia crystal powder makees insulant, conductor is the novel cable that sub-thread copper rod forms, the most more is applied to the places such as skyscraper, airport, harbour, underground railway, in order to ensure fire pump, Fire lift, local lighting, emergency evacuation instruction, security surveillance in case of fire, anti-, smoke evacuation system and the fire power such as power autonomous and visual plant run without interruption；But, its production technology is complex, and technology controlling and process is bad, easily causes percent defective higher, and production cost is high, and equipment investment is relatively big, and does not have versatility with the equipment of plastic cable, constrains it and produces.
Utility model content
For solving the problems referred to above that prior art exists, it is an object of the invention to provide a kind of weather-proof ceramic fireproof cable, this cable pliability is good, weatherability is strong, with low cost, flameproof effect is excellent, be easy to industrialized production and popularization.
For solving above-mentioned technical problem, this utility model be the technical scheme is that
A kind of weather-proof ceramic fireproof cable, including by the stranded cable core of some cores, described core by conductor and be coated on the interior lapping layer outside conductor the most successively, insulating barrier, inner sheath form；Outer lapping layer, enhancement Layer, fireprotection layer and oversheath it is coated with the most successively after described core twisted synthesizing cable；It is also filled with fire-retardant filler between described cable core and outer lapping layer.
Further improvement of the utility model is: described cable core is formed by four cores are stranded, is additionally provided with packing at cable core center.
Further improvement of the utility model is: described packing is carbon fiber complex core.
Further improvement of the utility model is: described conductor is copper conductor or aluminium conductor.
Further improvement of the utility model is: described conductor is to be looped around around a wire by six conductors to combine.
Further improvement of the utility model is: described interior lapping layer is that Mica tape two-layer forms, and insulating barrier is that Ceramic silicon rubber twining package tape overlap forms around double-baging, and inner sheath is politef inner sheath.The thickness of described insulating barrier is 0.4 ~ 0.6mm, and the thickness of inner sheath is 0.4 ~ 0.6mm.
Further improvement of the utility model is: described outer lapping layer is that wrapped one layer of glass fiber tape forms, and enhancement Layer is aluminium-plastic tape enhancement Layer, and fireprotection layer is Ceramic silicon rubber fireprotection layer, and oversheath is halogen-free and low-smoke flame-retardant polyolefin sheathed；Fire-retardant filler is magnesium hydroxide or aluminium hydroxide.Described outer wrapped thickness is 0.2mm, and the thickness of enhancement Layer is 0.2mm, and the thickness of fireprotection layer is 1.2mm, and the thickness of oversheath is 1.8 ~ 4.0mm.
Owing to have employed technique scheme, the technological progress that this utility model obtains is:
This utility model provides a kind of weather-proof ceramic fireproof cable; Cable Construction Design is reasonable, by the common effect of the outer multi-protective layer of conductor and conductor, it is thus achieved that extraordinary fireproof flame-retardant effect; not burning under high temperature, cable remains to properly functioning in case of fire；Having good tensile strength and high and low temperature resistance, creep resistance is good, not easy fracture, prolongation in service life in cable use；Cable flexility is high, it is simple to movement, mechanics processing and the laminating in construction surface during construction, it is not necessary to preheating can carry out Mechanized Processing.This utility model raw material super quality and competitive price, product cost is low, and manufacture process is simple, it is not necessary to special installation, it is simple to industrialization promotion.
This utility model uses carbon fiber complex core as packing, and carbon fiber complex core is high temperature resistant, creep resistant, stranded after can significantly improve the tensile strength of cable, make its not easy fracture.Inner sheath of the present utility model uses politef inner sheath, and oversheath uses halogen low-smoke flame-retardant polyolefin sheathed；Make cable have good pliability and fire resistant flame retardant effect, significantly increase high temperature resistant, resistance to low temperature and the oxidative stability of cable, expand the use temperature range of cable.
It is internally provided with Ceramic silicon rubber fireprotection layer at oversheath, there is good pliability, acid-proof alkaline and fire resistance.When ambient temperature reach more than 350 DEG C, oversheath fusing time, Ceramic silicon rubber sheath can form good protective effect, it is ensured that circuit remains to keep unimpeded in case of fire rapidly by the housing that Low fire ceramic shape is hard, complete to internal wiring.
This utility model uses glass fiber tape and Mica tape, and glass fiber tape has the performances such as the best high temperature resistant, the insulation, insulation, fire protection flame retarding, corrosion-resistant, ageing-resistant, against weather, high intensity, should not burn；Mica tape has good fire resistance, resistance to acids and bases and anti-corona, radiation-resistant characteristic, and has fine flexibility and hot strength, is suitable for high-speed coiling；Both materials are used in conjunction with, and have good protective effect to conductor.
This utility model uses fire-retardant filler as the packing material between cable core and the second lapping layer; preferably magnesium hydroxide or aluminium hydroxide; moisture can be released to reduce flame temperature running into flame combustion when; magnesium oxide and the aluminium oxide of high fire-retardance is become after burning completely; flame can be substantially reduced temperature through later; and isolate oxygen, reach more preferable flameproof effect, the conductor in protection cable core.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Wherein, 11, conductor, 12, interior lapping layer, 13, insulating barrier, 14, inner sheath, 2, packing, 3, outer lapping layer, 4, enhancement Layer, 5, fireprotection layer, 6, oversheath, 7, fire-retardant filler.
Detailed description of the invention
Describe this utility model below with reference to the accompanying drawings in detail.
A kind of weather-proof ceramic fireproof cable, as it is shown in figure 1, include cable core, described cable core is formed by four cores are stranded, is additionally provided with the carbon fiber complex core for filling at cable core center.Described core includes the conductor 11 being positioned at center, lapping layer 12, insulating barrier 13, inner sheath 14 in being coated with successively outside conductor 11.Described conductor 11 is copper conductor or aluminium conductor, and conductor diameter uses demand to determine according to actual current；Preferably it is looped around around a wire by six conductors and combines.Described interior lapping layer 12 forms for Mica tape two-layer；Described insulating barrier 13 forms around double-baging for Ceramic silicon rubber twining package tape overlap, and its thickness is 0.4 ~ 0.6mm；Described inner sheath 14 is politef inner sheath, and its thickness is 0.4 ~ 0.6mm.
Outer lapping layer 3, enhancement Layer 4, fireprotection layer 5 and oversheath 6 it is coated with the most successively after described core twisted synthesizing cable；Fire-retardant filler 7 it is also filled with between described cable core and outer lapping layer 3.Described outer lapping layer 3 forms for wrapped one layer of glass fiber tape, and described enhancement Layer 4 is aluminium-plastic tape enhancement Layer, and its thickness is 0.2mm.Described fireprotection layer 5 is Ceramic silicon rubber fireprotection layer, and its thickness is 1.2mm.Described oversheath 6 is halogen-free and low-smoke flame-retardant polyolefin sheathed, and its thickness is 1.8 ~ 4.0mm.
When preparing cable, being first according to design requirement and prepare core, be wound around mica tape outside wire, outside mica tape, overlapping wrapped Ceramic silicon rubber twining package tape two-layer, extrudes politef inner sheath the most again, obtains core；Use cable-former that four cores and carbon fiber complex core core are twisted into cable core, at the gap of cable core, fill magnesium hydroxide or aluminium hydroxide；Then wrapped glass fiber tape and aluminium-plastic tape outside cable core, extruded ceramic SiClx rubber fire-resistant layer, finally extrude low-smoke and halogen-free flame retardant polyolefin jacket, obtain weather-proof ceramic fireproof cable.
The foregoing is only preferred embodiment of the present utility model, all impartial changes done according to this utility model claim and modification, all should belong to covering scope of the present utility model.
Claims (9)
1. a weather-proof ceramic fireproof cable, it is characterized in that: include the cable core stranded by some cores, described core by conductor (11) and be coated on the interior lapping layer (12) in conductor (11) outside the most successively, insulating barrier (13), inner sheath (14) form；Outer lapping layer (3), enhancement Layer (4), fireprotection layer (5) and oversheath (6) it is coated with the most successively after described core twisted synthesizing cable；Fire-retardant filler (7) it is also filled with between described cable core and outer lapping layer (3).
One the most according to claim 1 weather-proof ceramic fireproof cable, it is characterised in that: described cable core is formed by four cores are stranded, is additionally provided with packing (2) at cable core center.
One the most according to claim 2 weather-proof ceramic fireproof cable, it is characterised in that: described packing (2) is carbon fiber complex core.
One the most according to claim 1 weather-proof ceramic fireproof cable, it is characterised in that: described conductor (11) is copper conductor or aluminium conductor.
One the most according to claim 4 weather-proof ceramic fireproof cable, it is characterised in that: described conductor (11) is to be looped around around a wire by six conductors to combine.
One the most according to claim 1 weather-proof ceramic fireproof cable, it is characterized in that: described interior lapping layer (12) is that Mica tape two-layer forms, described insulating barrier (13) is that Ceramic silicon rubber twining package tape overlap forms around double-baging, and described inner sheath (14) is politef inner sheath.
One the most according to claim 6 weather-proof ceramic fireproof cable, it is characterised in that: the thickness of described insulating barrier (13) is 0.4 ~ 0.6mm, and the thickness of inner sheath (14) is 0.4 ~ 0.6mm.
One the most according to claim 1 weather-proof ceramic fireproof cable, it is characterized in that: described outer lapping layer (3) is that wrapped one layer of glass fiber tape forms, described enhancement Layer (4) is aluminium-plastic tape enhancement Layer, described fireprotection layer (5) is Ceramic silicon rubber fireprotection layer, and described oversheath (6) is halogen-free and low-smoke flame-retardant polyolefin sheathed；Described fire-retardant filler (7) is magnesium hydroxide or aluminium hydroxide.
One the most according to claim 8 weather-proof ceramic fireproof cable, it is characterized in that: the thickness of described outer lapping layer (3) is 0.2mm, the thickness of enhancement Layer (4) is 0.2mm, and the thickness of fireprotection layer (5) is 1.2mm, and the thickness of oversheath (6) is 1.8 ~ 4.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620287556.8U CN205451840U (en) | 2016-04-08 | 2016-04-08 | Resistant pottery fireproof cable of waiting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620287556.8U CN205451840U (en) | 2016-04-08 | 2016-04-08 | Resistant pottery fireproof cable of waiting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205451840U true CN205451840U (en) | 2016-08-10 |
Family
ID=56606378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620287556.8U Expired - Fee Related CN205451840U (en) | 2016-04-08 | 2016-04-08 | Resistant pottery fireproof cable of waiting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205451840U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863195A (en) * | 2017-11-25 | 2018-03-30 | 安徽华通电缆集团有限公司 | A kind of reinforced fireproof power cable of carbon fiber |
| CN109830338A (en) * | 2018-12-29 | 2019-05-31 | 通鼎互联信息股份有限公司 | A kind of low-smoke bittern-free highly fire-proof integrated sheath railway signal cable |
| CN110085359A (en) * | 2019-03-29 | 2019-08-02 | 浙江中大元通特种电缆有限公司 | Oxygen barrier layer cable |
| CN112435791A (en) * | 2020-11-16 | 2021-03-02 | 安徽福日光电科技有限公司 | Environment-friendly intelligent wire and cable for building |
| CN112908530A (en) * | 2020-12-28 | 2021-06-04 | 芜湖森普铁芯有限公司 | Power distribution copper core wire and wire core stranding device |
| CN114582559A (en) * | 2022-03-31 | 2022-06-03 | 江苏超洲电工科技有限公司 | Flame-retardant wire and cable |
| CN115440424A (en) * | 2022-09-21 | 2022-12-06 | 安徽徽宁电器仪表集团有限公司 | Waterproof and fireproof instrument cable for ship |
-
2016
- 2016-04-08 CN CN201620287556.8U patent/CN205451840U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863195A (en) * | 2017-11-25 | 2018-03-30 | 安徽华通电缆集团有限公司 | A kind of reinforced fireproof power cable of carbon fiber |
| CN109830338A (en) * | 2018-12-29 | 2019-05-31 | 通鼎互联信息股份有限公司 | A kind of low-smoke bittern-free highly fire-proof integrated sheath railway signal cable |
| CN110085359A (en) * | 2019-03-29 | 2019-08-02 | 浙江中大元通特种电缆有限公司 | Oxygen barrier layer cable |
| CN112435791A (en) * | 2020-11-16 | 2021-03-02 | 安徽福日光电科技有限公司 | Environment-friendly intelligent wire and cable for building |
| CN112908530A (en) * | 2020-12-28 | 2021-06-04 | 芜湖森普铁芯有限公司 | Power distribution copper core wire and wire core stranding device |
| CN112908530B (en) * | 2020-12-28 | 2022-05-13 | 芜湖森普铁芯有限公司 | A kind of copper core wire and wire core twisting device for power distribution |
| CN114582559A (en) * | 2022-03-31 | 2022-06-03 | 江苏超洲电工科技有限公司 | Flame-retardant wire and cable |
| CN115440424A (en) * | 2022-09-21 | 2022-12-06 | 安徽徽宁电器仪表集团有限公司 | Waterproof and fireproof instrument cable for ship |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20190408 |