CN104979776A - Method for entering equipotential level for tension support of UHV transmission line - Google Patents
Method for entering equipotential level for tension support of UHV transmission line Download PDFInfo
- Publication number
- CN104979776A CN104979776A CN201510404918.7A CN201510404918A CN104979776A CN 104979776 A CN104979776 A CN 104979776A CN 201510404918 A CN201510404918 A CN 201510404918A CN 104979776 A CN104979776 A CN 104979776A
- Authority
- CN
- China
- Prior art keywords
- electrician
- equipotential
- insulator string
- tower
- flexible ladder
- 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.)
- Pending
Links
Abstract
The invention provides a method for entering equipotential level for a tension support of an ultra high voltage (UHV) transmission line. The method includes that an electrician on the support installs an insulating pulley and an insulating transmission rope on cross-arm support of an overhead ground wire, the electrician on the support receives an insulating rope ladder sent by an electrician on the ground through the insulating pulley and hangs on the overhead ground wire, an equipotential electrician climbs onto the insulating rope ladder from the cross-arm side of a dead end insulator string and ties a safety belt to the insulating rope ladder, the electrician on the support and the electrician on the ground move the insulating rope ladder and the equipotential electrician horizontally to the lead side of the dead end insulator string, the electrician on the ground drags the equipotential electrician to a place 0.5 m horizontally away from the lead of the dead end insulator string through an insulating control rope, the equipotential electrician extends out a potential transfer rod and hooks the lead of the dead end insulator string to complete potential transfer and enter into equipotential level. The step of live-line detection of the dead end insulator string is omitted, and safety risk of entering into equipotential level along an insulator string in a conventional method is eliminated.
Description
Technical field
The present invention relates to one and enter equipotential method, be specifically related to one and enter the equipotential method of extra high voltage line strain tower.
Background technology
Ultra high voltage refers to ± electric pressure of 800 kilovolts and above direct current and 1000 kilovolts and above alternating current.Live line working is that grid equipment detects, the important means of repair and maintenance and transformation and method, is the important technique measure ensureing the reliable and stable operation of electric power system.Extensively investing to build of China's UHV Transmission Engineering is had higher requirement to UHV transmission line safe operation, the transmission line put into operation is carried out live line working and becomes a kind of very important fortune inspection technological means.
Because UHV transmission steel tower size is comparatively large, tower head air gap compared to 500kV and following electric pressure circuit larger, therefore when carrying out UHV transmission line live line working, generally adopt equal potential working mode.In theory, operating personnel enters the general edge of extra high voltage line strain tower equipotential method and is used in " freely entering method along insulator string " that super extra high voltage line adopts, but adopting the method, to enter equipotential prerequisite be that strain insulator string should have the good insulation sub-pieces number of specified quantity in safety regulations.Extra high voltage line is configured with the insulator string of larger effectively insulated lengths, strain insulator string average length reaches ten meters, maximum string is long even reaches tens meters, in the face of adopting the strain tower of porcelain insulator string, operating personnel adopts along needing to carry out live detection piecewise to porcelain strain insulator string before insulator string enters equipotential and ensureing the good insulation sub-pieces number that regulation requires.But due to extra high voltage line strain insulator-string length larger, in actual field operation, because insulating bar hand-held during operating personnel's live detection is long, detect insulator difficulty piecewise very large, so far the work of the long porcelain insulator string of live detection can not effectively be carried out, therefore, operating personnel adopts " freely entering method along insulator string " and enters equipotential and will there is larger security risk on extra high voltage line strain tower.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides one and entering the equipotential method of extra high voltage line strain tower.
In order to realize foregoing invention object, the present invention takes following technical scheme:
One enters the equipotential method of extra high voltage line strain tower, and described method comprises:
(1) on tower, insulation coaster and insulation are transmitted rope and are arranged on overhead ground wire cross-arm support place by electrician;
(2) on described tower, electrician receives the insulated flexible ladder that ground electrician transmitted by described insulation coaster, and hangs on overhead ground wire;
(3) equipotential electrician climbs up insulated flexible ladder from strain insulator string cross-arm side and lies in insulated flexible ladder by safety belt;
(4) on tower, described insulated flexible ladder and equipotential electrician are moved horizontally to strain insulator string side of wire by electrician and ground electrician;
(5) ground electrician utilizes insulation tricing line equipotential electrician to be dragged to strain insulator string wire level is apart 0.5 meter of, equipotential electrician stretches out electric potential transferring stick and hooks described strain insulator string wire, completes potential transfer and enters equipotential.
Preferably, on described tower, electrician wears a complete set of electrostatic protective suit, and described equipotential electrician wears a complete set of screening clothing of ultra high voltage that shield effectiveness is more than or equal to 60dB, and wears the shielding cap that shield effectiveness is more than or equal to 20dB.
Preferably, in described step (2), hang over insulated flexible ladder on overhead ground wire near described strain insulator string cross-arm side.
Preferably, in described step (4), moving horizontally in process, described equipotential electrician and strain insulator string wire remain on more than 0.5 meter distance.
Preferably, when 1000 kilovolt high-voltage alternating circuit homework, minimum effective insulated lengths of described insulated flexible ladder is 6.8 meters, and when ± 800 kilovolt hvdc transmission line operation, minimum effective insulated lengths of insulated flexible ladder is 6.6 meters.
Preferably, described shielding cap is connected with described screening clothing, and described shielding cap comprises helmet-shaped main body, is arranged on the Transparent shielding eyeshade of described helmet-shaped body front end and is arranged on the electric field shielding distance monitoring assembly in described helmet-shaped main body.
Preferably, described electric field shielding distance monitoring assembly comprise electric-field sensor on the inwall being arranged on described helmet-shaped main body with on the outer wall being arranged on described helmet-shaped main body and the metal box be connected with described electric-field sensor; Interconnective signal processor and audible-visual annunciator is provided with in described metal box; Described signal processor is all connected with minicell with audible-visual annunciator.
Preferably, the junction of described electric-field sensor and described metal box is coated with Copper Foil; Described electric-field sensor is electret micro field sensor.
Preferably, described signal processor comprises the current/voltage converter, differential amplifier and the filter that connect successively.
Preferably, the inwall of described helmet-shaped main body is provided with the camera, video reception module and the video sending module that connect successively; Described video sending module is connected with described signal processor.
Compared with prior art, beneficial effect of the present invention is:
The present invention removes the job step of live detection long string strain insulator from, eliminates in conventional method and enters along insulator string the potential safety hazard that equipotential may occur.Equal potential working personnel, after insulated flexible ladder, are moved by earth potential electrician on tower and Ground Operation personnel and are swung insulated flexible ladder, directly complete potential transfer by electric potential transferring stick contact electrification wire after making equal potential working personnel get around strain insulator string.Whole process reduces the labour intensity of equal potential working personnel greatly, and fully ensure that the job safety of equal potential working personnel.
Accompanying drawing explanation
Fig. 1 is a kind of flow chart entering extra high voltage line strain tower equipotential method of the present invention
Fig. 2 is a kind of initial condition schematic diagram entering extra high voltage line strain tower equipotential method of the present invention
Fig. 3 is the view after equal potential working personnel of the present invention complete equipotential transfer
Number in the figure: earth potential operating personnel on 1-tower, 2-equal potential working personnel, 3-Ground Operation personnel, 4-insulated flexible ladder, 5-shaft tower, 6-insulate tricing line, and 7-insulate tricing line, 8-live wire, 9-overhead ground wire, 10-strain insulator string
Fig. 4 is the structure chart of the screening clothing worn of equipotential electrician provided by the invention and shielding cap
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in Figure 1, one enters the equipotential method of extra high voltage line strain tower, and the concrete steps of the method are as follows:
On step 1, tower, insulation coaster and insulation are transmitted rope and are arranged on overhead ground wire cross-arm support place by electrician.
As shown in Figure 2, on tower, earth potential operating personnel 1 wears electrostatic protective suit and carries insulation and transmit rope and shaft tower 5 to overhead ground wire 9 cross-arm support place climbed by insulation coaster, insulation coaster and insulation is transmitted rope and is arranged on overhead ground wire cross-arm support appropriate location (be convenient to installing insulating coaster depending on field condition and transmit the position of insulated flexible ladder).
On step 2, described tower, electrician receives the insulated flexible ladder that ground electrician is transmitted by described insulation coaster, and hangs on overhead ground wire.
Insulated flexible ladder 4 is passed to earth potential operating personnel 1 on tower by coaster that tower insulate by Ground Operation personnel 3, on tower, insulated flexible ladder 4 hangs on overhead ground wire 9 by earth potential operating personnel 1, and install insulation tricing line 6, now ensure that insulated flexible ladder 4 presses close to the cross-arm side of lower floor's strain insulator string 10.
Step 3, equipotential electrician climb up insulated flexible ladder from strain insulator string cross-arm side and are lain in insulated flexible ladder by safety belt.
Equal potential working personnel 2 wear a complete set of screening clothing of extra-high voltage electrified operation and carry electric potential transferring stick and step on tower to strain insulator string 10 cross-arm side, and equal potential working personnel 2 climb up insulated flexible ladder 4 and lain on insulated flexible ladder 4 by safety belt.
On step 4, tower, described insulated flexible ladder and equipotential electrician are moved horizontally to strain insulator string side of wire by electrician and ground electrician.
On tower, earth potential operating personnel 1 coordinates with Ground Operation personnel 3, insulated flexible ladder 4 and equal potential working personnel 2 are made to move to strain insulator string 10 live wire 8 side gradually, after insulated flexible ladder 4 is stable, be in parallel position with live wire 8 after equal potential working personnel 2 adjust position on insulated flexible ladder 4 and stretch out electric potential transferring stick, getting out equipotential transfer.Always need ensure that equal potential working personnel 2 and live wire 8 level are at a distance of more than 0.5 meter in this process.
Step 5, ground electrician utilize insulation tricing line equipotential electrician to be dragged to be about 0.5 meter of apart with strain insulator string wire level, and equipotential electrician stretches out electric potential transferring stick and hooks described live wire, completes potential transfer and enters equipotential.
Ground Operation personnel 3 utilize insulated flexible ladder tricing line 7 slowly to drag insulated flexible ladder 4 to live wire 8 direction, equal potential working personnel 2 and live wire 8 level is made to be about 0.5 meter of apart, equal potential working personnel 2 stretch out electric potential transferring stick and hook live wire 8, complete potential transfer and enter equipotential.Final state as shown in Figure 3.
Insulated flexible ladder adopts moistureproof silk rope to work out, and pipe is insulated tube up and down.
Also twist with the fingers with monel wire after screening clothing adopts metallic fiber and tussah silk blending and be interwoven, there is anti-flammability.Complete shielding clothing is Contiuum type, comprises jacket, trousers, cap, gloves, socks, shoes and connector and connecting line.
Shielding cap adopt wire work out, can with screening clothing shade close-coupled.
As shown in Figure 4, this shielding cap is full helmet-type intelligent shielding cap 402, and the capless electric field shielding that itself and live line working personnel wear takes 401 electrical connections;
Full helmet-type intelligent shielding cap 402 comprises helmet-shaped main body, is arranged on the Transparent shielding eyeshade 403 of helmet-shaped body front end and is arranged on the electric field shielding distance monitoring assembly in helmet-shaped main body.
Full helmet-type intelligent shielding cap 402 takes 401 with capless electric field shielding and is electrically connected with the Metal buttons 404 be arranged on helmet-shaped body outer wall; Overall electric field protection is formed to operating personnel.
Electric field shielding distance monitoring assembly comprise electric-field sensor 405 on the inwall being arranged on helmet-shaped main body with on the outer wall being arranged on helmet-shaped main body and the metal box 406 be connected with electric-field sensor 405;
Interconnective signal processor and audible-visual annunciator is provided with in metal box 406; Signal processor is all connected with minicell with audible-visual annunciator.
The inwall of helmet-shaped main body is provided with the camera 407, video reception module 408 and the video sending module 409 that connect successively; Frequently sending module 409 is connected with signal processor.
Electric-field sensor 405 is coated with Copper Foil with the junction of metal box 406; Electric-field sensor 405 is electret micro field sensor 405.
Signal processor comprises the current/voltage converter, differential amplifier and the filter that connect successively.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit, although with reference to above-described embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or equivalent replacement, and not departing from any amendment of spirit and scope of the invention or equivalent replacement, it all should be encompassed in the middle of right of the present invention.
Claims (10)
1. enter the equipotential method of extra high voltage line strain tower, it is characterized in that, described method comprises:
(1) on tower, insulation coaster and insulation are transmitted rope and are arranged on overhead ground wire cross-arm support place by electrician;
(2) on described tower, electrician receives the insulated flexible ladder that ground electrician transmitted by described insulation coaster, and hangs on overhead ground wire;
(3) equipotential electrician climbs up insulated flexible ladder from strain insulator string cross-arm side and lies in insulated flexible ladder by safety belt;
(4) on tower, described insulated flexible ladder and equipotential electrician are moved horizontally to strain insulator string side of wire by electrician and ground electrician;
(5) ground electrician utilizes insulation tricing line equipotential electrician to be dragged to strain insulator string wire level is apart 0.5 meter of, equipotential electrician stretches out electric potential transferring stick and hooks described strain insulator string wire, completes potential transfer and enters equipotential.
2. method according to claim 1, it is characterized in that, on described tower, electrician wears a complete set of electrostatic protective suit, and described equipotential electrician wears a complete set of screening clothing of ultra high voltage that shield effectiveness is more than or equal to 60dB, and wears the shielding cap that shield effectiveness is more than or equal to 20dB.
3. method according to claim 1, is characterized in that, in described step (2), hangs over insulated flexible ladder on overhead ground wire near described strain insulator string cross-arm side.
4. method according to claim 1, it is characterized in that, in described step (4), moving horizontally in process, described equipotential electrician and strain insulator string wire remain on more than 0.5 meter distance.
5. method according to claim 1, it is characterized in that, when 1000 kilovolt high-voltage alternating circuit homework, minimum effective insulated lengths of described insulated flexible ladder is 6.8 meters, when ± 800 kilovolt hvdc transmission line operation, minimum effective insulated lengths of insulated flexible ladder is 6.6 meters.
6. method according to claim 2, it is characterized in that, described shielding cap is connected with described screening clothing, and described shielding cap comprises helmet-shaped main body, is arranged on the Transparent shielding eyeshade of described helmet-shaped body front end and is arranged on the electric field shielding distance monitoring assembly in described helmet-shaped main body.
7. method according to claim 6, it is characterized in that, described electric field shielding distance monitoring assembly comprise electric-field sensor on the inwall being arranged on described helmet-shaped main body with on the outer wall being arranged on described helmet-shaped main body and the metal box be connected with described electric-field sensor; Interconnective signal processor and audible-visual annunciator is provided with in described metal box; Described signal processor is all connected with minicell with audible-visual annunciator.
8. method according to claim 7, it is characterized in that, the junction of described electric-field sensor and described metal box is coated with Copper Foil; Described electric-field sensor is electret micro field sensor.
9. method according to claim 7, it is characterized in that, described signal processor comprises the current/voltage converter, differential amplifier and the filter that connect successively.
10. method according to claim 7, is characterized in that, the inwall of described helmet-shaped main body is provided with the camera, video reception module and the video sending module that connect successively; Described video sending module is connected with described signal processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510404918.7A CN104979776A (en) | 2015-07-10 | 2015-07-10 | Method for entering equipotential level for tension support of UHV transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510404918.7A CN104979776A (en) | 2015-07-10 | 2015-07-10 | Method for entering equipotential level for tension support of UHV transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104979776A true CN104979776A (en) | 2015-10-14 |
Family
ID=54276020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510404918.7A Pending CN104979776A (en) | 2015-07-10 | 2015-07-10 | Method for entering equipotential level for tension support of UHV transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104979776A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106229881A (en) * | 2016-08-05 | 2016-12-14 | 国网湖南省电力公司带电作业中心 | Enter the method for 500/220 kilovolt of multiple-loop line transmission line of electricity electric field and rope ladder head used |
| CN109659855A (en) * | 2018-11-21 | 2019-04-19 | 国网福建省电力有限公司 | Utilize the operational method of unmanned plane installation insulated flexible ladder coaster |
| CN109768500A (en) * | 2019-01-18 | 2019-05-17 | 三峡大学 | A kind of extra-high voltage AC circuit anchor support hanging basket method equipotential live line work paths planning method considering environmental factor |
| CN109802329A (en) * | 2019-01-31 | 2019-05-24 | 中国电力科学研究院有限公司 | Electrification enters 750 kilovolts of quadri-circuit lines on the same tower road equipotential methods |
| CN110265914A (en) * | 2019-06-13 | 2019-09-20 | 中国电力科学研究院有限公司 | Electrification enters the compound equipotential device and method of cross-arm route of AC extra high voltage |
| CN110943396A (en) * | 2019-10-30 | 2020-03-31 | 国家电网有限公司 | Operation process for live access equipotential of power transmission line in river network area |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2421862Y (en) * | 2000-05-07 | 2001-03-07 | 孟繁强 | Safety protective garment for electrician |
| RU2400889C1 (en) * | 2009-11-05 | 2010-09-27 | Закрытое Акционерное Общество Электросетьстройпроект | Ladder |
| CN202261624U (en) * | 2011-09-02 | 2012-05-30 | 四川省电力公司绵阳电业局 | Intelligent safety helmet system |
| CN103618249A (en) * | 2013-11-27 | 2014-03-05 | 国家电网公司 | technology for electrified overhaul of +-500kV double-circuit direct-current power transmission lines on same tower |
| CN104605530A (en) * | 2014-11-07 | 2015-05-13 | 国家电网公司 | 1000-kV special electric field monitoring type shielding clothes and protection method |
| CN104638565A (en) * | 2015-01-30 | 2015-05-20 | 国家电网公司 | Method for performing equipotential live line work by putting +/-800kV tangent tower electric transmission line into electric field |
-
2015
- 2015-07-10 CN CN201510404918.7A patent/CN104979776A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2421862Y (en) * | 2000-05-07 | 2001-03-07 | 孟繁强 | Safety protective garment for electrician |
| RU2400889C1 (en) * | 2009-11-05 | 2010-09-27 | Закрытое Акционерное Общество Электросетьстройпроект | Ladder |
| CN202261624U (en) * | 2011-09-02 | 2012-05-30 | 四川省电力公司绵阳电业局 | Intelligent safety helmet system |
| CN103618249A (en) * | 2013-11-27 | 2014-03-05 | 国家电网公司 | technology for electrified overhaul of +-500kV double-circuit direct-current power transmission lines on same tower |
| CN104605530A (en) * | 2014-11-07 | 2015-05-13 | 国家电网公司 | 1000-kV special electric field monitoring type shielding clothes and protection method |
| CN104638565A (en) * | 2015-01-30 | 2015-05-20 | 国家电网公司 | Method for performing equipotential live line work by putting +/-800kV tangent tower electric transmission line into electric field |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106229881A (en) * | 2016-08-05 | 2016-12-14 | 国网湖南省电力公司带电作业中心 | Enter the method for 500/220 kilovolt of multiple-loop line transmission line of electricity electric field and rope ladder head used |
| CN106229881B (en) * | 2016-08-05 | 2017-11-03 | 国网湖南省电力公司带电作业中心 | Into the method and rope ladder head used of 500/220 kilovolt of multiple-loop line transmission line of electricity electric field |
| CN109659855A (en) * | 2018-11-21 | 2019-04-19 | 国网福建省电力有限公司 | Utilize the operational method of unmanned plane installation insulated flexible ladder coaster |
| CN109659855B (en) * | 2018-11-21 | 2024-01-05 | 国网福建省电力有限公司 | Operation method for installing insulation rope ladder pulley by using unmanned aerial vehicle |
| CN109768500A (en) * | 2019-01-18 | 2019-05-17 | 三峡大学 | A kind of extra-high voltage AC circuit anchor support hanging basket method equipotential live line work paths planning method considering environmental factor |
| CN109802329A (en) * | 2019-01-31 | 2019-05-24 | 中国电力科学研究院有限公司 | Electrification enters 750 kilovolts of quadri-circuit lines on the same tower road equipotential methods |
| CN110265914A (en) * | 2019-06-13 | 2019-09-20 | 中国电力科学研究院有限公司 | Electrification enters the compound equipotential device and method of cross-arm route of AC extra high voltage |
| CN110943396A (en) * | 2019-10-30 | 2020-03-31 | 国家电网有限公司 | Operation process for live access equipotential of power transmission line in river network area |
| CN110943396B (en) * | 2019-10-30 | 2022-04-12 | 国家电网有限公司 | Operation method for live access equipotential of power transmission line in river network area |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104979776A (en) | Method for entering equipotential level for tension support of UHV transmission line | |
| CN105449392A (en) | Live-line overlap joint and drainage wire dismounting work apparatus for 10-kV line and method thereof | |
| CN104638565A (en) | Method for performing equipotential live line work by putting +/-800kV tangent tower electric transmission line into electric field | |
| WO2016023141A1 (en) | Process for live replacement of tension hard-tube bus-bar jumper insulator of +/- 800kv ultra-high-voltage dc transmission line | |
| CN203250598U (en) | Anti-thunder tension insulator | |
| CN202405731U (en) | Special cable clamp for live installation of lightning arrester at ground potential | |
| CN104505763A (en) | Operating method for changing duplex V chain composite insulator on live line of extra-high voltage DC line | |
| CN105429031A (en) | Special insulating barrier for changing pole-mounted circuit breaker | |
| CN109061358B (en) | Method and system for testing single-phase instantaneous grounding short circuit of power transmission line | |
| CN204008822U (en) | A kind of lengthening formula working metal contact electroscope | |
| CN104143783B (en) | 10 kV electrified rod erecting insulation lifting appliance and working method with lifting appliance | |
| CN104659710B (en) | A kind of 500kV power transmission lines roadside phase conductor aerial lift device with insulated arm livewire work method | |
| CN203690508U (en) | Ground wire earthing device used for 750kV live line | |
| CN201247838Y (en) | Buttjunction type uphill-free ground grounding wire capable of being picked and hanged | |
| CN205882550U (en) | Wire hangs special processing tool of foreign matter | |
| CN105024305A (en) | Tension tower drain wire fracture-free construction method | |
| CN104617513A (en) | Ultrahigh-voltage DC (direct current) transmission line processing junction fitting heating live working method | |
| CN205335708U (en) | Special insulating baffle of circuit breaker on change post | |
| CN104218493B (en) | ± 800kV UHVDC Transmission Lines live-line replacing strain hard tube mother's wire jumper insulator technique | |
| CN105591314A (en) | UHV DC transmission line strain tower electrified processing hardware fitting fall-off field operation process | |
| CN206625640U (en) | Lightning protection electric pole | |
| CN201247839Y (en) | Pull type uphill-free ground grounding wire capable of being picked and hanged | |
| CN208781597U (en) | A kind of multi-functional composite rope | |
| CN105870844B (en) | The operational method of the arc-extinction device of disconnecting operation is charged for 35kV substation equipment drainage threads | |
| CN102957117A (en) | Lightning-proof tension insulator string |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151014 |
|
| RJ01 | Rejection of invention patent application after publication |