CN106076609A - Mine spiral is to barrel - Google Patents
Mine spiral is to barrel Download PDFInfo
- Publication number
- CN106076609A CN106076609A CN201610672341.2A CN201610672341A CN106076609A CN 106076609 A CN106076609 A CN 106076609A CN 201610672341 A CN201610672341 A CN 201610672341A CN 106076609 A CN106076609 A CN 106076609A
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- CN
- China
- Prior art keywords
- feeding tube
- mine
- spiral
- mine feeding
- tube body
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B11/00—Feed or discharge devices integral with washing or wet-separating equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B11/00—Feed or discharge devices integral with washing or wet-separating equipment
- B03B2011/002—Rotary feeding devices
Abstract
The invention discloses a kind of mine spiral mine feeding tube, including mine feeding tube body, the top of mine feeding tube body is provided with feed port, bottom is provided with discharging opening, the inside of mine feeding tube body is provided with some left-and-right spiral guiding gutters, described discharging opening is the conical outlet with whirl hole, described left-and-right spiral guiding gutter is helically wound around on a column, the upper end of described column is right against feed port, the upper end of left-and-right spiral guiding gutter is positioned at the lower section of feed port, the port of export of left-hand screw guiding gutter and port of export vis-a-vis in same level of right-hand screw guiding gutter, described column is connected by supporting part and mine feeding tube body are fixing.By reasonable Arrangement and optimization design, make spiral mine feeding tube when screw feeder, noise can not only be effectively reduced, improve the use cycle of mine feeding tube, can also make slip centrifugal force less and in washing cylinder distribution uniform, efficiently solve the phenomenon of magnetic coagulation in slip, improve elutriation efficiency.
Description
Technical field
The present invention relates to mine mechanism field, particularly to a kind of mining slip spiral mine feeding tube.
Background technology
Mine spiral is widely used in Ore magnetic separation industry to barrel, and the application of general elutriation magnetic separator is wide, and spiral is given
The mechanicalness noise that barrel produces during being possible not only to reduce elutriation, moreover it is possible to make slip enter washing cylinder with certain centrifugal force
In, contribute to elutriation magnetic separator and concentrate purification is better achieved.But there is also several defect in actual applications: one is function
Limited, it is impossible to solving slip magnetic coagulation phenomenon during spiral slides, two is to ore deposit outlet easily blocking, cleaning trouble, needs people
Section chief's time on-site supervision, three is that the slip centrifugal force to ore deposit outlet is relatively big, and time in entrance washing cylinder, the splashing of generation is relatively big,
Being unfavorable for slip being uniformly distributed and eluriating in washing cylinder, four is that noise reduction is limited, still exists relatively during screw feeder
Big operating noise.
Summary of the invention
The goal of the invention of the present invention is: for the problem of above-mentioned existence, it is provided that mining slip spiral mine feeding tube, by closing
Removing the work is put and optimizes design, makes spiral mine feeding tube when screw feeder, is possible not only to preferably reduce noise, makes slip centrifugal force
Less and in washing cylinder distribution uniform, moreover it is possible to effectively solve the phenomenon of magnetic coagulation in slip, improve and eluriate efficiency.
The technical solution used in the present invention is as follows: a kind of mine spiral mine feeding tube, including mine feeding tube body, mine feeding tube body
Top be provided with feed port, bottom is provided with discharging opening, and the inside of mine feeding tube body is provided with some left-and-right spiral guiding gutters, described
Discharging opening is the conical outlet with whirl hole, and described left-and-right spiral guiding gutter is helically wound around on a column, described column
Upper end is right against feed port, and the upper end of left-and-right spiral guiding gutter is positioned at the lower section of feed port, the port of export of left-hand screw guiding gutter with
The port of export of right-hand screw guiding gutter vis-a-vis in same level, described column is fixed with mine feeding tube body by supporting part
Connect.
Due to the setting of said structure, slip is in feed port enters the left-and-right spiral guiding gutter of spiral mine feeding tube, through a left side
After the shunting of right-hand screw guiding gutter is accelerated, slip the going out at spiral stream guidance groove of the slip of left-hand screw guiding gutter and right-hand screw guiding gutter
Strong collision occurs at Kou, and strong collision causes the ore pulp of magnetic coagulation to disperse, and then solves magnetic coagulation problem, the material of collision rift
Slurry goes out spiral mine feeding tube through conical outlet eddy flow.
Further, in order to make slip can preferably enter in spiral stream guidance groove, column passes through the bottom taper with through hole
Funnel is fixing with feed port to be connected.
Further, whirl hole is 15 °-20 ° with the angle of horizontal plane.
Further, the upper end of conical outlet is provided with nip portion and contact site, is provided with hydraulic cavities between nip portion and contact site,
Mine feeding tube body and conical outlet junction are provided with support ring and inductance loop, and support ring, hydraulic oil and sealing ring are collectively forming liquid
Pressure chamber, inductance loop is weight sensor.
In said structure, nip portion and contact site are for forming the exterior contour of hydraulic cavities, and support ring is used for supporting taper
Outlet, when inductance loop contacts with contact site, the circuit in inductance loop is switched on, and is connected to outside mine feeding tube after circuit turn-on
Alarm sends warning, and prompting occurs putty.Due to the setting of said structure, conical outlet uses separate type with mine feeding tube body
Structure, solves the trouble that conical outlet is not easily cleaned, and conical outlet is when eddy flow discharging, due to the existence of hydraulic cavities, can inhale
Receive substantial portion of material impact power, improve the impact resistance of conical outlet, when there is blocking in conical outlet, hydraulic pressure
Cavity volume is shunk further, until contact site comes in contact with inductance loop and reports to the police.
Further, preferably entering in hydraulic cavities for the ease of hydraulic oil, the hydraulic oil in hydraulic cavities passes through mine feeding tube body
On oil filler point enter, oil filler point is sealed by screw and screw sealing gasket.
Further, for further noise reduction and the use cycle of prolongation conical outlet, conical outlet abrasion resistant polyurethane material
Material is made, and abrasion resistant polyurethane material is made up of the component of following weight portion: polyether polyurethane rubber 90-100 part, white carbon 7-
10 parts, modified RE superfine oxide powder 6-9 part, polyphenylene sulfide 4-8 part, modified superfine aluminium silicate 3-6 part, metallic fiber 8-
11 parts.
Further, the preparation method of modified superfine RE oxide powder is: with silane coupler at 70 DEG C, go from
Modified superfine RE oxide powder in sub-water, the response time is 6-7h；The preparation method of modified superfine aluminium silicate is: use
Double hexadecane ditallowdimethyl ammonium bromide are at 80 DEG C, and modified superfine aluminium silicate in deionized water, the response time is 5h.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows: by reasonable Arrangement and optimization
Design, makes spiral mine feeding tube when screw feeder, can not only be effectively reduced noise, improve the use cycle of mine feeding tube, moreover it is possible to
Make slip centrifugal force less and in washing cylinder distribution uniform, efficiently solve the phenomenon of magnetic coagulation in slip, improve
Eluriate efficiency.
Accompanying drawing explanation
Fig. 1 is the one mining slip spiral mine feeding tube structural representation of the present invention；
Fig. 2 is the structural representation that the conical outlet of the present invention is connected with mine feeding tube body.
Labelling in figure: 1 is mine feeding tube body, 2 is feed port, and 3 is left-hand screw guiding gutter, and 4 is right-hand screw guiding gutter, and 5 are
Conical outlet, 6 is whirl hole, and 7 is column, and 8 is supporting part, and 9 is conical hopper, and 10 is through hole, and 11 is nip portion, and 12 is contact
Portion, 13 is hydraulic cavities, and 14 is support ring, and 15 is inductance loop, and 16 is hydraulic oil, and 17 is sealing ring, and 18 is oil filler point, and 19 is spiral shell
Nail.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right
The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, and
It is not used in the restriction present invention.
Embodiment one
A kind of mine spiral mine feeding tube, including mine feeding tube body 1, the top of mine feeding tube body 1 is provided with feed port 2, and bottom is provided with
Discharging opening, the inside of mine feeding tube body 1 is provided with some left-and-right spiral guiding gutters, and described discharging opening is the cone with whirl hole 6
Shape outlet 5, described left-and-right spiral guiding gutter is helically wound around on a column 7, and the upper end of described column 7 is right against feed port 2, left
The upper end of right-hand screw guiding gutter is positioned at the lower section of feed port 2, and the port of export of left-hand screw guiding gutter 3 goes out with right-hand screw guiding gutter 4
Mouth end vis-a-vis in same level, described column 7 is connected by supporting part 8 is fixing with mine feeding tube body 1.
Slip, in feed port 2 enters the left-and-right spiral guiding gutter of spiral mine feeding tube, adds through the shunting of left-and-right spiral guiding gutter
After speed, the slip of left-hand screw guiding gutter 3 occurs strongly to touch in the exit of spiral stream guidance groove with the slip of right-hand screw guiding gutter 4
Hitting, strong collision causes the ore pulp of magnetic coagulation to disperse, and then solves magnetic coagulation problem, and the slip of collision rift is through conical outlet 5
Eddy flow goes out spiral mine feeding tube.In order to make slip can preferably enter in spiral stream guidance groove, column 7 passes through bottom with through hole 10
Conical hopper 9 is fixing with feed port 2 to be connected；The angle of whirl hole 6 and horizontal plane is 15 °-20 °, and (optimum angle is 17 °, certainly
Also may select 15 ° or 20 °).
In the present embodiment, the upper end of conical outlet 5 is provided with nip portion 11 and contact site 12, nip portion 11 and contact site 12
Between be provided with hydraulic cavities 13, mine feeding tube body 1 and conical outlet 5 junction are provided with support ring 14 and inductance loop 15, support ring 14,
Hydraulic oil 16 and sealing ring 17 are collectively forming hydraulic cavities 13, and inductance loop 15 is weight sensor.
In said structure, nip portion 11 and contact site 12 are for forming the exterior contour of hydraulic cavities 13, and support ring 14 is used for
Supporting conical outlet 5, when inductance loop 15 contacts with contact site 12, the circuit in inductance loop 15 is switched on, and connects after circuit turn-on
Being connected on the alarm outside mine feeding tube and send warning, there is putty in prompting.Due to the setting of said structure, conical outlet 5 with give
Ore chimney body 1 uses separate type structure, solves the trouble that conical outlet 5 is not easily cleaned, conical outlet 5 when eddy flow discharging,
Due to the existence of hydraulic cavities 13, substantial portion of material impact power can be absorbed, improve the impact resistance of conical outlet 5,
When conical outlet 5 occurs blocking, hydraulic cavities 13 volume shrinks further, until contact site 12 and inductance loop 15 come in contact also
Report to the police.
By reducing centrifugal force and strengthening the buffer capacity of conical outlet, reducing operating noise, slip can be relatively evenly
Enter in washing cylinder, improve elutriation efficiency.
In the present embodiment, preferably entering in hydraulic cavities for the ease of hydraulic oil, the hydraulic oil in hydraulic cavities is by giving
Oil filler point on ore chimney body enters, and oil filler point is sealed by screw and screw sealing gasket.
In the present embodiment, for further noise reduction and the use cycle of prolongation conical outlet, conical outlet is with wear-resisting poly-
Urethane material is made, and abrasion resistant polyurethane material is made up of the component of following weight portion: polyether polyurethane rubber 93 parts, white carbon
8 parts, 7 parts of modified RE superfine oxide powder, polyphenylene sulfide 5 parts, modified superfine aluminium silicate 4 parts, metallic fiber 10 parts；Modified
The preparation method of superfine rare-earth oxide powder is: with silane coupler at 70 DEG C, modified superfine rare earth in deionized water
Oxide powder, the response time is 6-7h；The preparation method of modified superfine aluminium silicate is: by double hexadecane dimethyl brominations
Ammonium is at 80 DEG C, and modified superfine aluminium silicate in deionized water, the response time is 5h.
The preparation method of abrasion resistant polyurethane material is: by a certain proportion of modified superfine aluminium silicate and low viscosity epoxy resin
System mix and blend, is uniformly dispersed by ultrasound wave, obtains reinforcing agent, and wherein, low viscosity epoxy resin system is by 100 weight portions
Bisphenol A type epoxy resin, the firming agent composition of the polysulfones of 8 weight portions and 1 weight portion；4 parts of modified superfine aluminium silicate will be contained again
Reinforcing agent and 93 parts of polyether polyurethane rubber, 8 parts of white carbons, 7 parts of modified RE superfine oxide powder, 5 parts of polyphenylene sulfides
Ether and 10 parts of metallic fibers mix banburying in banbury, after banburying terminates, i.e. obtain abrasion resistant polyurethane material.Through test, system
The DIN abrasion loss of the abrasion resistant polyurethane material obtained reaches 36cm3, possess outstanding anti-wear performance.
Embodiment two
Embodiment two is identical with embodiment one, and its difference is, abrasion resistant polyurethane material is by the component system of following weight portion
Become: polyether polyurethane rubber 90 parts, white carbon 9 parts, 9 parts of modified RE superfine oxide powder, polyphenylene sulfide 4 parts, modified
Superfine alumina silicate 3 parts, metallic fiber 8 parts.
The preparation method of abrasion resistant polyurethane material is: by a certain proportion of modified superfine aluminium silicate and low viscosity epoxy resin
System mix and blend, is uniformly dispersed by ultrasound wave, obtains reinforcing agent, and wherein, low viscosity epoxy resin system is by 100 weight portions
Bisphenol A type epoxy resin, the firming agent composition of the polysulfones of 8 weight portions and 1 weight portion；3 parts of modified superfine aluminium silicate will be contained again
Reinforcing agent and 90 parts of polyether polyurethane rubber, 9 parts of white carbons, 9 parts of modified RE superfine oxide powder, 4 parts of polyphenylene sulfides
Ether and 8 parts of metallic fibers mix banburying in banbury, after banburying terminates, i.e. obtain abrasion resistant polyurethane material.Through test, prepare
The DIN abrasion loss of abrasion resistant polyurethane material reach 44cm3, possess outstanding anti-wear performance.
Embodiment three
Embodiment two is identical with embodiment one, and its difference is, abrasion resistant polyurethane material is by the component system of following weight portion
Become: polyether polyurethane rubber 94 parts, white carbon 10 parts, 8 parts of modified RE superfine oxide powder, polyphenylene sulfide 7 parts, modified
Superfine alumina silicate 5 parts, metallic fiber 10 parts.
The preparation method of abrasion resistant polyurethane material is: by a certain proportion of modified superfine aluminium silicate and low viscosity epoxy resin
System mix and blend, is uniformly dispersed by ultrasound wave, obtains reinforcing agent, and wherein, low viscosity epoxy resin system is by 100 weight portions
Bisphenol A type epoxy resin, the firming agent composition of the polysulfones of 8 weight portions and 1 weight portion；6 parts of modified superfine aluminium silicate will be contained again
Reinforcing agent and 94 parts of polyether polyurethane rubber, 10 parts of white carbons, 8 parts of modified RE superfine oxide powder, 7 parts of polyphenylene sulfides
Ether and 10 parts of metallic fibers mix banburying in banbury, after banburying terminates, i.e. obtain abrasion resistant polyurethane material.Through test, system
The DIN abrasion loss of the abrasion resistant polyurethane material obtained reaches 39cm3, possess outstanding anti-wear performance.
Embodiment four
Embodiment two is identical with embodiment one, and its difference is, abrasion resistant polyurethane material is by the component system of following weight portion
Become: polyether polyurethane rubber 100 parts, white carbon 7 parts, 6 parts of modified RE superfine oxide powder, polyphenylene sulfide 8 parts, modified
Superfine alumina silicate 6 parts, metallic fiber 11 parts.
The preparation method of abrasion resistant polyurethane material is: by a certain proportion of modified superfine aluminium silicate and low viscosity epoxy resin
System mix and blend, is uniformly dispersed by ultrasound wave, obtains reinforcing agent, and wherein, low viscosity epoxy resin system is by 100 weight portions
Bisphenol A type epoxy resin, the firming agent composition of the polysulfones of 8 weight portions and 1 weight portion；6 parts of modified superfine aluminium silicate will be contained again
Reinforcing agent and 100 parts of polyether polyurethane rubber, 7 parts of white carbons, 8 parts of polyphenylene sulfides, modified RE superfine oxide powder 6
Part and 11 parts of metallic fibers mix banburying in banbury, after banburying terminates, i.e. obtain abrasion resistant polyurethane material, through test, system
The DIN abrasion loss of the abrasion resistant polyurethane material obtained reaches 41cm3, possess outstanding anti-wear performance.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any amendment, equivalent and the improvement etc. made within god and principle, should be included within the scope of the present invention.
Claims (7)
1. a mine spiral mine feeding tube, including mine feeding tube body, it is characterised in that the top of mine feeding tube body is provided with to ore deposit
Mouthful, bottom is provided with discharging opening, and the inside of mine feeding tube body is provided with some left-and-right spiral guiding gutters, and described discharging opening is with rotation
The conical outlet of discharge orifice, described left-and-right spiral guiding gutter is helically wound around on a column, and the upper end of described column is right against to ore deposit
Mouthful, the upper end of left-and-right spiral guiding gutter is positioned at the lower section of feed port, the port of export of left-hand screw guiding gutter and right-hand screw guiding gutter
The port of export is vis-a-vis in same level, and described column is connected by supporting part and mine feeding tube body are fixing.
2. mine spiral mine feeding tube as claimed in claim 1, it is characterised in that column is leaked with the taper of through hole by bottom
Struggle against be connected fixing with feed port.
3. mine spiral mine feeding tube as claimed in claim 2, it is characterised in that the angle of whirl hole and horizontal plane is 15 °-
20°。
4. the mine spiral mine feeding tube as described in one of claim 1-3, it is characterised in that the upper end of conical outlet is provided with pressing
Portion and contact site, be provided with hydraulic cavities between nip portion and contact site, mine feeding tube body and conical outlet junction are provided with support ring
And inductance loop, support ring, hydraulic oil and sealing ring be collectively forming hydraulic cavities, and inductance loop is weight sensor.
5. mine spiral mine feeding tube as claimed in claim 4, it is characterised in that the hydraulic oil in hydraulic cavities passes through mine feeding tube body
On oil filler point enter, oil filler point is sealed by screw and screw sealing gasket.
6. mine spiral mine feeding tube as claimed in claim 5, it is characterised in that conical outlet abrasion resistant polyurethane material system
Becoming, abrasion resistant polyurethane material is made up of the component of following weight portion: polyether polyurethane rubber 90-100 part, white carbon 7-10
Part, modified RE superfine oxide powder 6-9 part, polyphenylene sulfide 4-8 part, modified superfine aluminium silicate 3-6 part, metallic fiber 8-11
Part.
7. mine spiral mine feeding tube as claimed in claim 6, it is characterised in that the preparation of modified superfine RE oxide powder
Method is: with silane coupler at 70 DEG C, modified superfine RE oxide powder in deionized water, the response time is 6-7h
?；The preparation method of modified superfine aluminium silicate is: with double hexadecane ditallowdimethyl ammonium bromide at 80 DEG C, change in deionized water
Property superfine alumina silicate, the response time is 5h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610672341.2A CN106076609B (en) | 2016-08-16 | 2016-08-16 | Mine spiral is to barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610672341.2A CN106076609B (en) | 2016-08-16 | 2016-08-16 | Mine spiral is to barrel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106076609A true CN106076609A (en) | 2016-11-09 |
| CN106076609B CN106076609B (en) | 2018-07-03 |
Family
ID=58070935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610672341.2A Expired - Fee Related CN106076609B (en) | 2016-08-16 | 2016-08-16 | Mine spiral is to barrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106076609B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1459715A1 (en) * | 1987-01-06 | 1989-02-23 | Иркутский государственный научно-исследовательский институт редких и цветных металлов "Иргиредмет" | Installation for separating water and pulp in multiple-trough spiral apparatus |
| CN101648158A (en) * | 2009-09-14 | 2010-02-17 | 武汉理工大学 | Magnetic material concentration device with sorting function |
| CN201603608U (en) * | 2010-01-18 | 2010-10-13 | 梁升源 | Vertical-rotation dual-head spiral parabolic concentrating machine |
| CN202447181U (en) * | 2012-01-12 | 2012-09-26 | 王木金 | Water liquid separator |
| CN103706460A (en) * | 2013-12-11 | 2014-04-09 | 中国铝业股份有限公司 | Bauxite desulphurization method and device |
| CN204620185U (en) * | 2015-04-30 | 2015-09-09 | 山东华特磁电科技股份有限公司 | Dispenser |
| US20160121339A1 (en) * | 2014-11-02 | 2016-05-05 | Daritech, Inc. | Systems and Methods for Extracting Particulate from Raw Slurry Material |
| CN206121917U (en) * | 2016-08-16 | 2017-04-26 | 宁夏百辰工业产品设计有限公司 | A mining screw feed section of thick bamboo |
-
2016
- 2016-08-16 CN CN201610672341.2A patent/CN106076609B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1459715A1 (en) * | 1987-01-06 | 1989-02-23 | Иркутский государственный научно-исследовательский институт редких и цветных металлов "Иргиредмет" | Installation for separating water and pulp in multiple-trough spiral apparatus |
| CN101648158A (en) * | 2009-09-14 | 2010-02-17 | 武汉理工大学 | Magnetic material concentration device with sorting function |
| CN201603608U (en) * | 2010-01-18 | 2010-10-13 | 梁升源 | Vertical-rotation dual-head spiral parabolic concentrating machine |
| CN202447181U (en) * | 2012-01-12 | 2012-09-26 | 王木金 | Water liquid separator |
| CN103706460A (en) * | 2013-12-11 | 2014-04-09 | 中国铝业股份有限公司 | Bauxite desulphurization method and device |
| US20160121339A1 (en) * | 2014-11-02 | 2016-05-05 | Daritech, Inc. | Systems and Methods for Extracting Particulate from Raw Slurry Material |
| CN204620185U (en) * | 2015-04-30 | 2015-09-09 | 山东华特磁电科技股份有限公司 | Dispenser |
| CN206121917U (en) * | 2016-08-16 | 2017-04-26 | 宁夏百辰工业产品设计有限公司 | A mining screw feed section of thick bamboo |
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| Publication number | Publication date |
|---|---|
| CN106076609B (en) | 2018-07-03 |
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Effective date of registration: 20180530 Address after: 312030 new banner village, Fuquan Town, River Bridge District, Shaoxing, Zhejiang Applicant after: Shaoxing Long Dragon Textile Co., Ltd. Address before: 617000 Airport Road, East District, Panzhihua, Sichuan Province, No. 10 Applicant before: PANZHIHUA JIUDING ZHIYUAN INTELLECTUAL PROPERTY OPERATION CO., LTD. |
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