CN205558945U - Mining anchor rope of cavity slip casting - Google Patents
Mining anchor rope of cavity slip casting Download PDFInfo
- Publication number
- CN205558945U CN205558945U CN201620185202.2U CN201620185202U CN205558945U CN 205558945 U CN205558945 U CN 205558945U CN 201620185202 U CN201620185202 U CN 201620185202U CN 205558945 U CN205558945 U CN 205558945U
- Authority
- CN
- China
- Prior art keywords
- cable
- slip casting
- cable body
- anchor
- steel wire
- 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
- 238000007569 slipcasting Methods 0.000 title claims abstract description 60
- 238000005065 mining Methods 0.000 title abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 38
- 239000010959 steel Substances 0.000 claims abstract description 38
- 239000002002 slurry Substances 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 abstract 2
- 229920002472 Starch Polymers 0.000 abstract 1
- 235000019698 starch Nutrition 0.000 abstract 1
- 239000011440 grout Substances 0.000 description 11
- 239000011347 resin Substances 0.000 description 10
- 229920005989 resin Polymers 0.000 description 10
- 238000004873 anchoring Methods 0.000 description 7
- 239000003245 coal Substances 0.000 description 7
- 239000011435 rock Substances 0.000 description 6
- 244000287353 Crassocephalum crepidioides Species 0.000 description 4
- 206010016322 Feeling abnormal Diseases 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011900 installation process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000006911 enzymatic reaction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model provides a mining anchor rope of cavity slip casting, personally experiences sth. Part of the body, only starches stopper, tray, anchor rope ground tackle including the cable. The cable body is including steel wire, afterbody section core pipe, end anchor section core bar, slip casting joint, plug. Afterbody section core pipe is located the center that is used for being affixed by the afterbody section of anchor rope ground tackle of the cable body. End anchor section core bar is located the center of the head section of the cable body. The periphery is the steel wire of the cable body. Slip casting connects the tail end that is located the cable body, connects firmly with the one end of all alone steel wire of personally experiencing sth. Part of the body and the one end of afterbody section core pipe. The one end that connects in slip casting is installed to the plug. Characteristics are: space of steel wire encirclement between the anchor section core bar is managed and holds to the central afterbody section core of the middle part section of the cable body. There is the spiral steel wire support in the space. The spiral steel wire support can the uniform pitch, etc. The external diameter, etc. The internal diameter, etc. The silk footpath. This mining anchor rope of cavity slip casting through the improvement to the cable body structure, has shortened minor diameter slurry channel, reduced the thick liquid effluent the resistance, reduced the thick liquid loss of pressure that effluents, improved the slip casting flow, can satisfy high -pressure quick grouting's requirement.
Description
Technical field
This utility model relates to mine and Geotechnical Engineering surrounding rock supporting or reinforcing anchor cable, the most mining, cable body
The anchoring of head Anchor Agent, the grouting cable anchor anchored further by the slip casting of cable body center, a kind of hollow slip casting Mine anchorage cable.
Background technology
Hollow slip casting Mine anchorage cable is an essence technological change of Mine anchorage cable, technology high starting point, and matching performance is good,
Meet domestic and international anchor cable and construction technology development trend；It is the resin anchoring anchor cable that is cut into of existing steel strand wires and breaks with steel strand wires
The renewal product of the grouting cable anchor that stock makes, existing anchor cable cannot be compared.
Disclose the patent of entitled " a kind of anchor note anchor cable " " Chinese utility model patent publication " on June 16th, 2010,
Its Application No.: 200920226255.4, Authorization Notice No. is: CN 201507318 U.Its objective is to design a kind of slip casting anchor
Rope；Its composition includes cable body, stop grouting plug, pallet, Anchor Cable Anchorage and slip casting connector.Cable body includes steel wire, core pipe, rise ring；Core
Pipe is positioned at the center of cable body, and core pipe periphery is the steel wire of cable body, and core pipe has grout outlet, rise ring set on core pipe against grout outlet
Position.It is characterized in that: core pipe is flexible core pipe；Grout outlet is had on flexible core pipe；One section of rigid core it is terminated with under flexible core pipe
Pipe；The ring that rises is annulus；The center of cable body head is equipped with end anchor section core bar；The top of lower end and the flexible core pipe of end anchor section core bar it
Between spaced as pulp passage；Anchor Cable Anchorage is made up of anchor ring, intermediate plate, O；Slip casting connector is slip casting coupling head,
Slip casting coupling head connects firmly with the steel wire of cable body and the lower end of rigid core pipe；Have outside slip casting coupling head six sides, in have screw thread, its lower end
Equipped with the plug with its screw-internal thread fit.The lower end of end anchor section core bar is thick head, and the external diameter of thick head is identical with the ring that rises.The steel of cable body
Silk is helix rib steel wire；The rotation direction of steel wire is left-hand lay；The spiral ribs of steel wire is left-handed.Flexible core pipe is engineering plastics pipe.This anchor
The cable body of note anchor cable employs core pipe, and especially flexible core bore is little, adds the structure being connected with rigid core pipe, makes little
Diameter slurry channels lengthens, and serosity goes out that flow resistance is big, the pressure loss big, and flow rate of grouting is little, it is impossible to meet high-voltage high-speed slip casting
Requirement.
Summary of the invention
In order to improve the structure of existing grouting cable anchor cable body, shorten minor diameter slurry channels, reduce serosity and go out flow resistance, fall
Low serosity goes out flowing pressure loss, improves flow rate of grouting, meets the requirement of high-voltage high-speed slip casting, and this utility model provides a kind of hollow
Slip casting Mine anchorage cable.
Purpose of design of the present utility model can be reached by following measures:
A kind of hollow slip casting Mine anchorage cable, including cable body, stop grouting plug, pallet, Anchor Cable Anchorage；Cable body includes steel wire, afterbody
Section core pipe, end anchor section core bar, filling adaptor, plug；End segment core pipe is positioned at the end segment for being affixed by Anchor Cable Anchorage of cable body
Center；End anchor section core bar is positioned at the center of the head sections of cable body；Periphery is the steel wire of cable body；Filling adaptor is positioned at the tail of cable body
End, connects firmly with one end of steel wire and one end of end segment core pipe of cable body；Plug is arranged on one end of filling adaptor.In cable body
Between center end segment core pipe and the end anchor section core bar of section, steel wire surrounds a space.
Purpose of design of the present utility model can also be reached by following measures:
Space has spiral wire support.
The pitch of spiral wire support is consistent.
The internal diameter of spiral wire support is consistent.
The external diameter of spiral wire support is consistent.
The string diameter of spiral wire support is consistent.
The beneficial effects of the utility model are:
This hollow slip casting Mine anchorage cable, by the improvement to cable body structure, shortens minor diameter slurry channels, reduces
Serosity go out flow resistance, reduce serosity go out flowing pressure loss, improve flow rate of grouting, can meet high-voltage high-speed slip casting want
Ask.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of structure of hollow slip casting Mine anchorage cable of the present utility model.
Fig. 2 is the corresponding position of the contents such as end segment core pipe and the end anchor section core bar of the hollow slip casting Mine anchorage cable in Fig. 1
Put schematic diagram.
Fig. 3～Fig. 6 is the enlarged drawing of A-A, B-B, C-C, D-D transverse section of the hollow slip casting Mine anchorage cable in Fig. 1.
Fig. 7 is the schematic diagram of the another kind of structure of hollow slip casting Mine anchorage cable of the present utility model.
In Fig. 8 is the end segment core pipe of the hollow slip casting Mine anchorage cable in Fig. 7, spiral wire support and end anchor section core bar etc.
Tolerant correspondence position schematic diagram.
Fig. 9～Figure 12 is the enlarged drawing of F-F, G-G, H-H, K-K transverse section of the hollow slip casting Mine anchorage cable in Fig. 7.
In figure: 1-cable body, 2-stop grouting plug, 3-pallet, 4-Anchor Cable Anchorage, 5-steel wire, 6-end segment core pipe, 7-end anchor Duan Xin
Bar, 8-filling adaptor, 9-plug, 10-end segment, 11-head sections, 12-middle part, 13-space, 14-spiral wire support,
Rise ring, the main grout outlet of 16-, 17-of 15-assists grout outlet, 18-gap.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is described in further detail:
Embodiment one
Fig. 1 to Fig. 6 illustrates a kind of structure of hollow slip casting Mine anchorage cable of the present utility model.The hollow slip casting of this structure
Mine anchorage cable includes cable body 1, stop grouting plug 2, pallet 3, Anchor Cable Anchorage 4.Cable body 1 includes steel wire 5, end segment core pipe 6, end anchor Duan Xin
Bar 7, filling adaptor 8, plug 9.End segment core pipe 6 is positioned at the center of the end segment 10 for being affixed by Anchor Cable Anchorage 4 of cable body 1；
End anchor section core bar 7 is positioned at the center of the head sections 11 of cable body 1；The periphery of cable body 1 is the steel wire 5 of cable body 1；Filling adaptor 8 is positioned at
The tail end of cable body 1, connects firmly with one end of steel wire 5 and one end of end segment core pipe 6 of cable body 1；Plug 9 is arranged on filling adaptor 8
One end.Between center end segment core pipe 6 and the end anchor section core bar 7 of the middle part 12 of cable body 1, steel wire 5 surrounds a space 13.
The cable body 1 of hollow slip casting Mine anchorage cable mainly forms by many steel wire 5 twistings.Many cover wires 5 of cable body 1
Helical form uniform close be centered around an end segment core pipe 6, space 13 and a butt anchor section core bar 7 around, it is illustrated that cable body 1
Steel wire 5 be nine, the rotation direction of steel wire 5 is left-hand lay.The outer surface of steel wire 5 has spiral ribs, and spiral ribs is left-handed.Cable body 1
Steel wire 5 is usually six to ten five, it is also possible to less than the six roots of sensation or more than 15.
Between center end segment core pipe 6 and the end anchor section core bar 7 of the middle part 12 of cable body 1, steel wire 5 surrounds a space 13.
Including the ring 15 that rises in space 13, the ring 15 that rises is one section of hollow metal cylinder body.Rise by the external diameter of ring 15 more than end segment core pipe 6 He
The external diameter of end anchor section core bar 7, its effect is that the many cover wires 5 strutting cable body 1 form gap 18, is used as auxiliary grout outlet
17, in order to pulp.
There is end anchor section core bar 7 at the center of the head sections 11 of the cable body 1 i.e. resin anchoring section of hollow slip casting Mine anchorage cable.End anchor
Section core bar 7 is the inverse-T-shaped circular metal bar that an one end is the thickest, and its lower end is fabricated to thick head, the external diameter of thick head and the ring 15 that rises
External diameter essentially identical, its effect is that the many cover wires 5 strutting cable body 1 form gap 18 equally, with grout outlet 16 of deciding,
So as pulp.
There is end segment core pipe 6 at the center of the end segment 10 for being affixed by Anchor Cable Anchorage of cable body 1.End segment core pipe 6 is one
Root metal circular tube.The lower end of end segment core pipe 6 is fixedly connected with filling adaptor 8, and filling adaptor 8 is thickness six square nut.Note
The lower end of the slurry upper end of joint 8 and nine steel wires 5 of cable body 1 is fixedly connected, and is fixedly connected with the lower end of end segment core pipe 6.
The lower end of filling adaptor 8 is equipped with the plug 9 matched with its female thread.
The periphery of the end segment 10 of cable body 1, is i.e. positioned at the position of drilling orifice, is set with stop grouting plug 2, pallet from top to bottom
3 and Anchor Cable Anchorage 4.
One end of stop grouting plug 2 is filled in boring, and the other end is pressed at drilling orifice by pallet 3 and Anchor Cable Anchorage 4, close
Envelope boring, when preventing slip casting, serosity is excessive.
The installation process of hollow slip casting Mine anchorage cable.First hole on coal or rock；Load suitable after having holed
Amount resin explosive roll；Resin medicine is promoted again with the end of the head sections 11 i.e. resin anchoring section of hollow slip casting Mine anchorage cable of cable body 1
The through foot of hole of volume, while continuing to advance cable body 1 in boring, rotates cable body 1 and is stirred resin explosive roll, make tree
Fat powder stick ruptures resin and flows out, and makes resin be sufficiently mixed generation solidification, the head sections 11 of the cable body 1 i.e. mining anchor of hollow slip casting
The resin anchoring section anchor of rope is tied in the boring of coal or rock；Treat the i.e. hollow slip casting Mine anchorage cable of head sections 11 of cable body 1
After resin anchoring section firm anchor knot is in the boring of coal or rock, from the end segment 10 for being affixed by Anchor Cable Anchorage 4 of cable body 1
End overlap successively and load onto stop grouting plug 2, pallet 3 and Anchor Cable Anchorage 4, with stretch-draw jack stretch-draw and fasten Anchor Cable Anchorage 4, promote
Pallet 3 is pressed on coal or rock face or strengthens, on liner, completing the installation process of hollow slip casting Mine anchorage cable.Realize
Hollow slip casting Mine anchorage cable is to coal or the anchoring of rock.
The slip casting process of hollow slip casting Mine anchorage cable.The plug 9 of filling adaptor 8 lower end of cable body 1 is unloaded；Connect in slip casting
Grouting Pipe is loaded onto in the lower end of 8, and makes Grouting Pipe couple with grouting pump；Starting grouting pump, serosity passes through Grouting Pipe, filling adaptor
8, in end segment core pipe 6, space 13, main grout outlet 16 and auxiliary gap 18 injection hole of grout outlet 17 and hole wall crack；
After slip casting completes, from filling adaptor 8, unload Grouting Pipe, and load onto plug 9 in the lower end of filling adaptor 8, complete hollow slip casting
The slip casting process of Mine anchorage cable.
After grout cures, it is achieved the full anchor of hollow slip casting Mine anchorage cable.
This hollow slip casting Mine anchorage cable provides effective means for the roadway support solving supersevereconditions.Main application
In: the reinforcing of coal entry anchor rod support, the strengthening supporting of top coal caving whole enzymatic method top board, the stope drift active workings dynamic pressure zone of influence
Advance reinforcement, big cross section and the reparation of deep region of high stress roadway with large deformation.
Embodiment two
Fig. 7 to Figure 12 illustrates the another kind of structure of hollow slip casting Mine anchorage cable of the present utility model.The hollow of this structure
Slip casting Mine anchorage cable is increase spiral wire support 14 in the space 13 of the cable body 1 of the hollow slip casting Mine anchorage cable of embodiment one
Formed.
The space 13 that between center end segment core pipe 6 and the end anchor section core bar 7 of the middle part 12 of cable body 1, steel wire 5 is surrounded
In include spiral wire support 14.The external diameter of spiral wire support 14 matches with the internal diameter of the ring 15 that rises.Spiral wire support
The outer cover of 14 is equipped with the ring 15 that rises.The lower end of spiral wire support 14 is close with the upper end of end segment core pipe 6, spiral wire support
Gap can be left between upper end and the end anchor section core bar 7 of 14.
Spiral wire support 14 has enough radial strengths, it is ensured that a plurality of steel wire 5 uniformly circle distribution of cable body 1.
Spiral wire support 14 is the most sufficiently flexible, it is ensured that bend with cable body 1.
Complete after the installation process of hollow slip casting Mine anchorage cable, slip casting process and the grout cures of this embodiment
Anchor effect is identical with embodiment one.
The applicable cases of the hollow slip casting Mine anchorage cable of this embodiment is identical with embodiment one, and manufactures more
Easily.
Claims (6)
1. a hollow slip casting Mine anchorage cable, including cable body (1), stop grouting plug (2), pallet (3), Anchor Cable Anchorage (4)；Cable body (1)
Including steel wire (5), end segment core pipe (6), end anchor section core bar (7), filling adaptor (8), plug (9)；End segment core pipe (6) is positioned at
Cable body (1) be used for being affixed by the center of the end segment (10) of Anchor Cable Anchorage (4)；End anchor section core bar (7) is positioned at the head of cable body (1)
The center of section (11)；Periphery is the steel wire (5) of cable body (1)；Filling adaptor (8) is positioned at the tail end of cable body (1), with cable body (1)
One end of steel wire (5) and one end of end segment core pipe (6) connect firmly；Plug (9) is arranged on one end of filling adaptor (8)；Its feature
It is: between center end segment core pipe (6) and end anchor section core bar (7) of the middle part (12) of cable body (1), steel wire (5) surrounds one
Space (13).
Hollow slip casting Mine anchorage cable the most according to claim 1, it is characterised in that have spiral steel in described space (13)
Silk support (14).
Hollow slip casting Mine anchorage cable the most according to claim 2, it is characterised in that described spiral wire support (14)
Pitch is consistent.
Hollow slip casting Mine anchorage cable the most according to claim 2, it is characterised in that described spiral wire support (14)
External diameter is consistent.
Hollow slip casting Mine anchorage cable the most according to claim 2, it is characterised in that described spiral wire support (14)
Internal diameter is consistent.
Hollow slip casting Mine anchorage cable the most according to claim 2, it is characterised in that described spiral wire support (14)
String diameter is consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620185202.2U CN205558945U (en) | 2016-03-11 | 2016-03-11 | Mining anchor rope of cavity slip casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620185202.2U CN205558945U (en) | 2016-03-11 | 2016-03-11 | Mining anchor rope of cavity slip casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205558945U true CN205558945U (en) | 2016-09-07 |
Family
ID=56817375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620185202.2U Active CN205558945U (en) | 2016-03-11 | 2016-03-11 | Mining anchor rope of cavity slip casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205558945U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486064A (en) * | 2019-07-27 | 2019-11-22 | 山东焱鑫矿用材料加工有限公司 | A kind of overall length cementation anchor cable |
-
2016
- 2016-03-11 CN CN201620185202.2U patent/CN205558945U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486064A (en) * | 2019-07-27 | 2019-11-22 | 山东焱鑫矿用材料加工有限公司 | A kind of overall length cementation anchor cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201507318U (en) | Anchored and grouted anchor cable | |
| CN201507317U (en) | Anchoring-grouting anchor rope | |
| CN207828965U (en) | A kind of pouch expansion variable diameters steel reinforcement cage and anchor pole or pile foundation | |
| CN104775428B (en) | Compound-type pre-stvessed anchor cable structure and construction method thereof | |
| CN109681249B (en) | Construction method of grouting anchor cable for medium-exhaust mine | |
| CN105257328B (en) | A kind of the segmentation archoring slip casting archoring-balt device and its anchoring process of energy automatic clamping | |
| CN106284339A (en) | A kind of sleeve valve barrel grouting draining soil nailing props up latch device and construction method thereof | |
| CN210599052U (en) | Self-drilling anchoring type metal anchor rod for soft rock bottom plate | |
| CN205558944U (en) | Cavity slip casting anchor rope | |
| CN105221171A (en) | A kind of anti-skidding self-styled cellular type grouting cable anchor | |
| CN207261029U (en) | Novel hollow grouting cable anchor | |
| CN205117379U (en) | Let pressure stock from advancing formula large deformation | |
| CN102828760A (en) | Pre-stress spiral rib hollow grouting anchor rope | |
| CN205558945U (en) | Mining anchor rope of cavity slip casting | |
| CN115182765A (en) | Slip casting NPR anchor cable | |
| CN114087001A (en) | Section steel prestress grouting anchor cable for internally and externally combined reinforcement of fractured surrounding rock and use method | |
| CN201033872Y (en) | Slip casting type anchor bar | |
| CN107060855A (en) | A kind of new type mining anchor cable | |
| CN203394556U (en) | Thwart hollow grouting anchor cable | |
| CN110424387A (en) | A kind of prestress anchorage cable for reinforcing connection and rope body self-locking function with anchored end | |
| CN115822671A (en) | Prestressed anchoring and grouting integrated device and construction method thereof | |
| CN103670467B (en) | Grouting cable anchor | |
| CN205089339U (en) | Cavity slip casting anchor rope | |
| CN109252881A (en) | Steel pipe cement mortar prestress anchorage cable and its method for protecting support | |
| CN104612150A (en) | Novel anchor cable used for rocky slope treatment and inner anchor heads thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Li Huacheng Document name: payment instructions |
|
| DD01 | Delivery of document by public notice | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240612 Address after: No. 347 Ankang Road, Sangzidian Street, Tianqiao District, Jinan City, Shandong Province, 250000 Patentee after: Shandong leap Mining Engineering Technology Co.,Ltd. Country or region after: China Address before: Room 401, Unit 2, Building 19, No. 33 Kuangyuan Road, Tianqiao District, Jinan City, Shandong Province, 250031 Patentee before: Li Huacheng Country or region before: China |
|
| TR01 | Transfer of patent right | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Li Huacheng Document name: Notice of Qualified Procedures |
|
| CU01 | Correction of utility model |
Correction item: Patentee|Country or Region|Address Correct: Li Huacheng|China|Room 401, Unit 2, Building 19, No. 33 Kuangyuan Road, Tianqiao District, Jinan City, Shandong Province, 250031 False: Shandong leap Mining Engineering Technology Co.,Ltd.|China|No. 347 Ankang Road, Sangzidian Street, Tianqiao District, Jinan City, Shandong Province, 250000 Number: 25-02 Volume: 40 |
|
| CU01 | Correction of utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240705 Address after: No. 347 Ankang Road, Sangzidian Street, Tianqiao District, Jinan City, Shandong Province, 250000 Patentee after: Shandong leap Mining Engineering Technology Co.,Ltd. Country or region after: China Address before: Room 401, Unit 2, Building 19, No. 33 Kuangyuan Road, Tianqiao District, Jinan City, Shandong Province, 250031 Patentee before: Li Huacheng Country or region before: China |
|
| TR01 | Transfer of patent right | ||
| DD01 | Delivery of document by public notice |
Addressee: Li Huacheng Document name: Notice of Qualified Procedures Addressee: Li Huacheng Document name: Amendment and Correction Notice |
|
| DD01 | Delivery of document by public notice |