CN201726549U - Heating cable - Google Patents
Heating cable Download PDFInfo
- Publication number
- CN201726549U CN201726549U CN2010202972522U CN201020297252U CN201726549U CN 201726549 U CN201726549 U CN 201726549U CN 2010202972522 U CN2010202972522 U CN 2010202972522U CN 201020297252 U CN201020297252 U CN 201020297252U CN 201726549 U CN201726549 U CN 201726549U
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- heating
- cable
- insulating barrier
- heating conductor
- conductor
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Abstract
The utility model discloses a heating cable. The shape of the heating cable is a thin type long band, the cable adopts ultra-thin chromium-aluminum or chrome-nickel alloy steel band as the heating conductor, an insulating layer is coated outside the heating conductor; a shielding layer is coated outside the insulating layer; an outer protective layer is coated outside the shielding layer. The heating cable in the utility model can be configured to have seven different structures. The heating cable in the utility model is advantaged by durability, safety, energy conservation, little liability to burn out under the condition of long time high-temperature heating, stable heating temperature, simple and convenient installation, small occupying space, and arbitrary choosing of length. The heating cable is suitable for warming and de-icing of road, pipeline, and tank in the cold region and planting-raising greenhouse, automobile engine, house, and places needing warming.
Description
Technical field
The utility model relates to a kind of cable, specifically is the heating cable that needs such as a kind of road, pipeline, heating of tank body ice and breeding booth that is applied to cold district, automobile engine, house are warming, heat.
Background technology
Along with people's lives improve day by day; performance and use to heating cable are had higher requirement; on particularly energy-conservation, safety, the environmental issue, in the heating cable in the past, adopt Nb-Al alloy to make conductor; polyvinyl chloride is made the heating cable of insulating barrier and jacket layer; through use after a while, the heating cable that Nb-Al alloy is made conductor heats up slowly, needs the time longer; power consumption increases, and safeguard protection and anti-aging degree are not high.The weak point of conclude have following some:
1. safety guarantee: the earth leakage protective degree is not high;
2. installation and control is used: the temperature control complexity, install inconvenient;
3. durable: insulation and outer jacket are aging easily, cause short circuit;
4. installing space: it is big to occupy the limit space, is unfavorable for that large tracts of land lays;
5. energy consumption: it is slow to heat up, and heat utilization ratio is not high.
The utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of earth leakage protective degree height, install and temperature control is convenient, heating is fast, temperature stabilization, energy consumption are low, anti-aging, take up space less, durable in use, be difficult for blowing the heating cable of casual choice of length.
In order to solve the problems of the technologies described above, the technical solution of the utility model is:
1. heating cable, it is a kind of heating cable with double earth wire, shielding, comprise protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, adopts ultra-thin chromium aluminium or chrome-nickel steel band to make heating conductor, the heating conductor outsourcing insulation, one side of insulating barrier connects ground wire, insulating barrier outsourcing screen, screen outsourcing outer jacket is equipped with ground wire between outer jacket and screen.
2. heating cable, it is a kind of heating cable of the two heating conductors with a ground wire, comprise protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, adopt ultra-thin chromium aluminium or chrome-nickel steel band to make heating conductor, heating conductor is two heating conductors, and two heating conductors wrap insulating barrier, insulating barrier outward respectively and clad the film foil shielding layer outward, between insulating barrier and screen ground wire are installed, at screen outsourcing outer jacket.
3. heating cable, it is a kind of heating cable with ground wire, shielding, comprise protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, adopt ultra-thin chromium aluminium or chrome-nickel steel band heating conductor, heating conductor outsourcing insulation, insulating barrier outsourcing screen, screen outsourcing outer jacket is equipped with ground wire between screen and outer jacket.
4. heating cable, it is a kind of heating cable with the copper mesh shielding, comprise protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, adopt ultra-thin chromium aluminium or chrome-nickel steel band to make heating conductor, the heating conductor outsourcing insulation, the outer full copper-clad net woven shield of insulating barrier, copper mesh woven shield outsourcing outer jacket.
5. heating cable, it is the heating cable that a kind of band partly clads the shielding of film Copper Foil, comprise protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, adopt ultra-thin chromium aluminium or chrome-nickel steel band to make heating conductor, the heating conductor outsourcing insulation, insulating barrier outsourcing outer jacket, the multiple film Copper Foil of one side dress between insulating barrier and outer jacket is made half screen.
6. a heating cable is a kind of not with the heating cable of ground wire, comprises protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, adopt ultra-thin chromium aluminium or chrome-nickel steel band to make heating conductor, heating conductor outsourcing insulation, insulating barrier outsourcing outer jacket.
7. heating cable is a kind ofly to comprise protective coverings of cable, insulating barrier and heating conductor not with the heating cable of ground wire and shielding, and the cable profile is slim long band, adopts ultra-thin chromium aluminium or chrome-nickel steel band to make heating conductor, the heating conductor outsourcing insulation.
The utility model advantage compared with the prior art is:
1. safety guarantee aspect: adopt polyvinyl chloride or crosslinked polyethylene or fluoroplastics or silicon rubber to insulate, increase metallic shield and ground wire are made ground protection, and coefficient of safety improves greatly.
2. the durable aspect of performance: adopt chromium, aluminium or chromium, nickel alloy conductor, withstand voltage height, heating are fast, and the material of insulation and outer jacket is ageing-resistant by using under the normal condition, leakproof equal and the building life-span is equal to.
3. installation and control aspect: choose length during operation, cold line, the good both positive and negative polarity of the same termination of hot line reduce the complexity that temperature control is installed, and install probe and temperature controller, i.e. the required temperature of scalable oneself can round-the-clock automatic constant-temperature, need not to worry.
4. installing space aspect: because be flat type heating cable, it can be adjacent to working face, and to occupy the limit space few, can also large tracts of land lays etc.
5. energy efficient aspect: flat type heating cable heat transfer process face width, add chromium, aluminium or chromium, nickel is heating conductor, generate heat fast, withstand voltage height and temperature stabilization, temperature control is accurate, lacks energy consumption so can reduce the time of liter 50% joint when under equal conditions being heated to equal temperature than niobium aluminium heating cable.
Description of drawings
Fig. 1 is the structural representation of facing of a kind of heating cable with double earth wire, shielding of the utility model.
Fig. 2 is the side-looking structural representation of a kind of heating cable with double earth wire, shielding of the utility model.
Among the figure: ultra-thin Cr-Al alloy steel band conductor 1, insulating barrier 2, insulating barrier disjunctor ground wire 3, screen 4, ground wire 5, outer jacket 6.
Fig. 3 is the structural representation of facing of a kind of heating cable with a ground wire, two heating conductors of the utility model.
Fig. 4 is the side-looking structural representation of a kind of heating cable with a ground wire, two heating conductors of the utility model.
Among the figure: ultra-thin Cr-Al alloy steel band two-conductor 1, insulating barrier 2, ground wire 3, screen 4, outer jacket 5.
Fig. 5 is the structural representation of facing of a kind of heating cable with ground wire, shielding of the utility model.
Fig. 6 is the side-looking structural representation of a kind of heating cable with ground wire, shielding of the utility model.
Among the figure: ultra-thin Cr-Al alloy steel band conductor 1, insulating barrier 2, screen 3, outer jacket 4, ground wire 5.
Fig. 7 is the structural representation of facing of a kind of heating cable with copper mesh shielding of the utility model.
Fig. 8 is the side-looking structural representation of a kind of heating cable with copper mesh shielding of the utility model.
Among the figure: ultra-thin Cr-Al alloy steel band conductor 1, insulating barrier 2, braiding copper mesh screen 3, outer jacket 4.
Fig. 9 is the structural representation of facing of a kind of band of the utility model heating cable of partly cladding film copper strips shielding.
Figure 10 is the side-looking structural representation that a kind of band of the utility model partly clads the heating cable of film copper strips shielding.
Among the figure: ultra-thin Cr-Al alloy steel band conductor 1, insulating barrier 2, multiple film copper strips shielding 3, outer jacket 4.
Figure 11 is that the utility model is a kind of not with the structural representation of facing of the heating cable of ground wire.
Figure 12 is that the utility model is a kind of not with the side-looking structural representation of the heating cable of ground wire.
Among the figure: ultra-thin Cr-Al alloy steel band conductor 1, insulating barrier 2, outer jacket 3.
Figure 13 is that the utility model is a kind of not with the structural representation of facing of the heating cable of ground wire and shielding.
Figure 14 is that the utility model is a kind of not with the side-looking structural representation of the heating cable of ground wire and shielding.
Among the figure: ultra-thin Cr-Al alloy steel band conductor 1, insulating barrier 2.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.But need to prove that embodiment does not constitute the restriction to the claimed scope of the utility model.
As shown in Figure 1 and Figure 2, be a kind of heating cable with double earth wire, shielding.
With ground wire 5, outer jacket 6 between single ultra-thin chromium aluminium or chrome-nickel steel band conductor 1, inner insulating layer 2, insulating barrier disjunctor ground wire 3, shielding 4, screen and the outer jacket.
Contain chromium 21% with wide mm * thick mm=25 * 0.02 respectively, aluminium 6% or contain chromium 20%, nickeliferous 35% alloyed steel strip is made conductor 1, adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or crosslinked polyethylene plastic or fluoroplastics or silicon rubber plastics are made inner insulating layer 2, at the other disjunctor of insulating barrier diameter is installed and is made ground wire 3 for the 7/0.2mm copper stranded conductor, adopting thickness is that multiple film aluminum foil material of 0.02～0.05mm or the multiple film Copper Foil of 0.01～0.05mm are made screen 4, adopt diameter to make ground wire 5 for the 7/0.2mm copper stranded conductor, adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or fluoroplastics or silicon rubber plastics are made outer jacket 6.
Making step is:
1) gluing.Silica gel is evenly coated on the metal steel band, and the about individual layer 0.03mm of gluing thickness requires smoothly even initial line not of gluing;
2) extruded insulation layer.Use plastic extruding machine, insulating material is extruded on the metal steel band at 1 place, the required thickness uniform outer surface is smooth, at the other dress of insulation disjunctor Ground wire with insulation ocver.
3) process detects.Detect with the spark machine overall process.
4) take-up, survey break-make.Detect resistance with the full section of resistance meter, judges qualified after, the commentaries on classics next procedure.
5) go up dish, powder coating, vertical bag screen.(also can between insulating barrier and screen, in vertical bag screen, ground wire be installed when needing)
6) squeeze outer jacket, dress ground wire.Use plastic extruding machine, sheath material is extruded on the screen, ground wire is installed simultaneously between screen and outer jacket, the required thickness uniform outer surface is smooth.
7) lettering.Use ink jet numbering machine on product, to edit by customer requirements.
8) take-up, detection, packing, warehouse-in.Wooden drum take-up also detects, and uses the malthoid packaged by plastic film, at last warehouse-in.
Produce qualified products by above-mentioned making step 1-8 point.
As shown in Figure 3, Figure 4, a kind of heating cable with a ground wire, two heating conductors.
With double ultra-thin chromium aluminium or chrome-nickel steel band conductor 1, insulating barrier 2, ground wire 3, shielding 4, outer jacket 5.
Respectively with 2 side by side of wide mm * thick mm=4 * 0.05, contain chromium 21%, aluminium 6% or contain chromium 20%, nickeliferous 35% alloyed steel strip is made conductor 1, adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or crosslinked polyethylene plastic or fluoroplastics or silicon rubber plastics are made inner insulating layer 2, make ground wire 3 at the other diameter of installing of insulating barrier for the 7/0.2mm copper stranded conductor, adopting thickness is that multiple film aluminum foil material of 0.02～0.05mm or the multiple film Copper Foil of 0.01～0.05mm are made screen 4, and adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or fluoroplastics or silicon rubber plastics are made outer jacket 5.
Making step is identical with the making step of embodiment 1.
As Fig. 5, shown in Figure 6, a kind of heating cable with ground wire, shielding.
With ground wire 5 between single ultra-thin chromium aluminium or chrome-nickel steel band conductor 1, inner insulating layer 2, shielding 3, outer jacket 4, screen and the outer jacket.
Contain chromium 21%, aluminium 6% with wide mm * thick mm=10 * 0.05 respectively or contain chromium 20%, nickeliferous 35% alloyed steel strip is made conductor 1, adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or crosslinked polyethylene plastic or fluoroplastics or silicon rubber plastics are made inner insulating layer 2, adopting thickness is that multiple film aluminum foil material of 0.02～0.05mm or the multiple film Copper Foil of 0.01～0.05mm are made screen 3, adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or fluoroplastics or silicon rubber plastics are made outer jacket 4, adopts diameter to make ground wire 5 for the 7/0.2mm copper stranded conductor.
Making step is identical with the making step of embodiment 1.
As Fig. 7, shown in Figure 8, a kind of heating cable with the copper mesh shielding.
With single ultra-thin chromium aluminium or chrome-nickel steel band conductor 1, inner insulating layer 2, shielding 3, outer jacket 4.
Contain chromium 21%, aluminium 6% with wide mm * thick mm=8 * 0.05 respectively or contain chromium 20%, nickeliferous 35% alloyed steel strip is made conductor 1, adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or crosslinked polyethylene plastic or fluoroplastics or silicon rubber plastics are made inner insulating layer 2, adopting diameter is that screen 3 is made in 0.1～0.12 copper wire mesh grid, and adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or fluoroplastics or silicon rubber plastics are made outer jacket 4.
Making step is identical with the making step of embodiment 1.
As Fig. 9, shown in Figure 10, a kind of band partly clads the heating cable of film copper strips shielding.
With single ultra-thin chromium aluminium or chrome-nickel steel band conductor 1, inner insulating layer 2, shielding 3, outer jacket 4.
Contain chromium 21%, aluminium 6% with wide mm * thick mm=8 * 0.05 respectively or contain chromium 20%, nickeliferous 35% alloyed steel strip is made conductor 1, adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or crosslinked polyethylene plastic or fluoroplastics or silicon rubber plastics are made inner insulating layer 2, adopt the multiple film Copper Foil of 0.01～0.05mm to make screen 3, adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or fluoroplastics or silicon rubber plastics are made outer jacket 4.
Making step is identical with the making step of embodiment 1.
Embodiment 6
As Figure 11, shown in Figure 12, a kind of not with the heating cable of ground wire.
With single ultra-thin chromium aluminium or chrome-nickel steel band conductor 1, inner insulating layer 2, outer jacket 3.
Contain chromium 21%, aluminium 6% with wide mm * thick mm=8 * 0.05 respectively or contain chromium 20%, nickeliferous 35% alloyed steel strip is made conductor 1, adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or crosslinked polyethylene plastic or fluoroplastics or silicon rubber plastics are made inner insulating layer 2, and adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or fluoroplastics or silicon rubber plastics are made outer jacket 3.
Making step is identical with the making step of embodiment 1.
Embodiment 7
As Figure 13, shown in Figure 14, a kind of not with the heating cable of ground wire and shielding.
With single ultra-thin chromium aluminium or chrome-nickel steel band conductor 1, inner insulating layer 2.
Contain chromium 21%, aluminium 6% with wide mm * thick mm=8 * 0.05 respectively or contain chromium 20%, nickeliferous 35% alloyed steel strip is made conductor 1, adopting thickness is that the flame Retarding Polyvinyl Chloride Plastics of 0.3～0.5mm or fluoroplastics or silicon rubber plastics are made inner insulating layer 2.
Making step is:
1) with the making step 1 of embodiment 1) identical;
2) extruded insulation layer.Use plastic extruding machine, insulating material is extruded on the metal steel band at 1 place, the required thickness uniform outer surface is smooth.
3) with the making step 3 of embodiment 1) identical;
4) with the making step 4 of embodiment 1) identical;
5) with the making step 5 of embodiment 1) identical;
6) lettering.Use ink jet numbering machine on product, to edit by customer requirements.
7) take-up, detection, packing, warehouse-in.Wooden drum take-up also detects, and uses the malthoid packaged by plastic film, at last warehouse-in.
Produce qualified products by above-mentioned making step 1-7 point.
Claims (7)
1. heating cable, it is a kind of heating cable with double earth wire, shielding, comprise protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, it is characterized in that, adopt ultra-thin chromium aluminium or chrome-nickel steel band to make heating conductor, the heating conductor outsourcing insulation, a side of insulating barrier connects ground wire, insulating barrier outsourcing screen, screen outsourcing outer jacket is equipped with ground wire between outer jacket and screen.
2. heating cable, it is a kind of heating cable of the two heating conductors with a ground wire, comprise protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, it is characterized in that, adopt ultra-thin chromium aluminium or chrome-nickel steel band to make heating conductor, heating conductor is two heating conductors, two heating conductors wrap insulating barrier, insulating barrier outward respectively and clad the film foil shielding layer outward, between insulating barrier and screen ground wire are installed, at screen outsourcing outer jacket.
3. heating cable, it is a kind of heating cable with ground wire, shielding, comprise protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, it is characterized in that, adopts ultra-thin chromium aluminium or chrome-nickel steel band heating conductor, the heating conductor outsourcing insulation, insulating barrier outsourcing screen, screen outsourcing outer jacket is equipped with ground wire between screen and outer jacket.
4. heating cable, it is a kind of heating cable with the copper mesh shielding, comprise protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, it is characterized in that, adopt ultra-thin chromium aluminium or chrome-nickel steel band to make heating conductor, the heating conductor outsourcing insulation, the outer full copper-clad net woven shield of insulating barrier, copper mesh woven shield outsourcing outer jacket.
5. heating cable, it is the heating cable that a kind of band partly clads the shielding of film Copper Foil, comprise protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, it is characterized in that, adopt ultra-thin chromium aluminium or chrome-nickel steel band to make heating conductor, the heating conductor outsourcing insulation, insulating barrier outsourcing outer jacket, the multiple film Copper Foil of one side dress between insulating barrier and outer jacket is made half screen.
6. a heating cable is a kind of not with the heating cable of ground wire, comprises protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, it is characterized in that, adopts ultra-thin chromium aluminium or chrome-nickel steel band to make heating conductor, the heating conductor outsourcing insulation, insulating barrier outsourcing outer jacket.
7. a heating cable is a kind of not with the heating cable of ground wire and shielding, comprises protective coverings of cable, insulating barrier and heating conductor, the cable profile is slim long band, it is characterized in that, adopt ultra-thin chromium aluminium or chrome-nickel steel band to make heating conductor, the heating conductor outsourcing insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202972522U CN201726549U (en) | 2010-05-24 | 2010-08-11 | Heating cable |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020200538.4 | 2010-05-24 | ||
| CN201020200538 | 2010-05-24 | ||
| CN2010202972522U CN201726549U (en) | 2010-05-24 | 2010-08-11 | Heating cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201726549U true CN201726549U (en) | 2011-01-26 |
Family
ID=43227948
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202972522U Expired - Lifetime CN201726549U (en) | 2010-05-24 | 2010-08-11 | Heating cable |
| CN2010102584517A Active CN101902848B (en) | 2010-05-24 | 2010-08-11 | Heating cable |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102584517A Active CN101902848B (en) | 2010-05-24 | 2010-08-11 | Heating cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN201726549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101902848A (en) * | 2010-05-24 | 2010-12-01 | 广西贵港市群星电缆有限公司 | Heating cable |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102612185A (en) * | 2012-03-20 | 2012-07-25 | 广西贵港市群星电缆有限公司 | Heating cable |
| CN103547002A (en) * | 2013-09-27 | 2014-01-29 | 安徽华印机电股份有限公司 | Inflaming retarding typed carbon fiber heating cable |
| CN104637619A (en) * | 2013-11-14 | 2015-05-20 | 成都捷康特科技有限公司 | Insect-proof cable |
| CN105120543B (en) * | 2015-08-12 | 2019-10-18 | 安邦电气集团有限公司 | A kind of self limiting temperature oil well medium temperature electric-heating belt |
| CN105845212B (en) * | 2016-05-20 | 2018-02-13 | 广西南慧电缆有限公司 | A kind of multifunctional agricultural cable |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100778115B1 (en) * | 2006-06-02 | 2007-11-21 | 삼성전자주식회사 | Electro-magnetic interference shield device |
| CN101534584B (en) * | 2009-04-10 | 2010-10-13 | 广西贵港市群星电缆有限公司 | Heat bearing cable |
| CN201489900U (en) * | 2009-08-31 | 2010-05-26 | 佛山市南海讯联信息有限公司 | Flame-proof fire retardant category-5 digital cable |
| CN201726549U (en) * | 2010-05-24 | 2011-01-26 | 广西贵港市群星电缆有限公司 | Heating cable |
-
2010
- 2010-08-11 CN CN2010202972522U patent/CN201726549U/en not_active Expired - Lifetime
- 2010-08-11 CN CN2010102584517A patent/CN101902848B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101902848A (en) * | 2010-05-24 | 2010-12-01 | 广西贵港市群星电缆有限公司 | Heating cable |
| CN101902848B (en) * | 2010-05-24 | 2012-05-23 | 广西贵港市群星电缆有限公司 | Heating cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101902848A (en) | 2010-12-01 |
| CN101902848B (en) | 2012-05-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 537100 the Guangxi Zhuang Autonomous Region Guigang City, Gangbei District Shiling Road No. 578 Patentee after: Guangxi Star Cable Co., Ltd. Address before: 537100 the Guangxi Zhuang Autonomous Region Guigang City, Gangbei District, Xiyuan Industrial Park Patentee before: Guangxi Guigang Qungxing Cable Co. Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110126 |
|
| CX01 | Expiry of patent term |