CN103707487B - A kind of multifunctional adjustable Dual inoculation group - Google Patents
A kind of multifunctional adjustable Dual inoculation group Download PDFInfo
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- CN103707487B CN103707487B CN201310743705.8A CN201310743705A CN103707487B CN 103707487 B CN103707487 B CN 103707487B CN 201310743705 A CN201310743705 A CN 201310743705A CN 103707487 B CN103707487 B CN 103707487B
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- production line
- subsidiary engine
- inoculation group
- engine production
- dual inoculation
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
- B29B9/065—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion under-water, e.g. underwater pelletizers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/16—Auxiliary treatment of granules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/286—Raw material dosing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/16—Auxiliary treatment of granules
- B29B2009/168—Removing undesirable residual components, e.g. solvents, unreacted monomers; Degassing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Glanulating (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Fodder In General (AREA)
Abstract
The present invention relates to a kind of multifunctional adjustable Dual inoculation group, unit comprises mixing feeding system, metering feeding system, switchable type Dual inoculation group and subsidiary engine production line and Finished Product Transport System; Mixing feeding system is connected with Dual inoculation group respectively with metering feeding system, and supplement production line comprises water stretching and granulation subsidiary engine production line, die face fervent granulation subsidiary engine production line, water ring granulation subsidiary engine production line, underwater cutpellet subsidiary engine production line.The invention provides a kind of multifunctional adjustable Dual inoculation group, the changeable list/Dual inoculation of this complete set of equipments host machine part, possess many cover granulation subsidiary engine production lines, be furnished with multiple feeding machine, machine barrel draw ratio is adjustable, the advantage of batch mixing and feeding manner.
Description
Technical field
The present invention relates to a kind of multifunctional adjustable Dual inoculation group.
Background technology
Cocurrent and parallel Dual inoculation group be widely used in the materials such as engineering plastics, modified plastics, Wood-plastic material, elastomeric material, high filler parent granule, Masterbatch, degradable material, packaging material, communication cable mixing, extrude and granulation.Because the manufacturing technique requirent of various material is different, so also there is very large difference to the configuration requirement of Dual inoculation group.Simultaneously the melt characteristic of various material also has very big-difference, causes granulation mode can be variant, thus needs different granulation subsidiary engine production lines.
Mainly there is following problem in the single unit at present for the production of, experiment:
1. make the different draw ratio demand of material to screw rod and machine barrel also different, conventional Dual inoculation is difficult to mixing, the granulation that adapt to multiple material.
2. some material require high mixer mixing, reaches the absorption of liquid or carries out surface treatment to powder; And the required precision of some raw material to adding proportion is higher, need to adopt weightless title to add separately; Therefore a set of raw material supplying system can not meet the needs of plurality of raw materials.
3. different materials powder cause feed way and order different from pellet ratio is also different, some powders (as carbon black etc.) need to adopt side feeding machine to save machine barrel feeding from the 3-4 in main spout downstream, and some liquid additives need injection on rear side of machine barrel to enter and and melt mixed.
4. granulation mode, the melt characteristic of different materials is different, and single granulation mode is difficult to adapt to, and reduces production capacity and even can not normally produce.
Summary of the invention
In order to improve the adaptability of complete equipment to different materials, for the characteristic of different materials and the configuration of technological requirement rapid adjustment equipment, the invention provides a kind of multifunctional adjustable Dual inoculation group, this complete set of equipments possesses many cover granulation subsidiary engine production lines, is furnished with multiple feeding machine, machine barrel draw ratio is adjustable, the advantage of batch mixing and feeding manner.
Main technical content of the present invention is as follows:
A kind of multifunctional adjustable Dual inoculation group, described unit comprises mixing feeding system, metering feeding system, switchable type Dual inoculation group and subsidiary engine production line and Finished Product Transport System; Described mixing feeding system is connected with Dual inoculation group respectively with metering feeding system, and described supplement production line comprises water stretching and granulation subsidiary engine production line, die face fervent granulation subsidiary engine production line, water ring granulation subsidiary engine production line, underwater cutpellet subsidiary engine production line; Described switchable type Dual inoculation group comprises multiple feeding machine, comprises 1 multi screw stem material feeding machine, 1 volume type feeding machine, 1 lateral feeding machine and 1 microprocessor pump drive; Described switchable type Dual inoculation group also comprises rank extruder and lower rank extruder, between described above-mentioned extruder and lower rank extruder, series connection uses, also can be used alone lower rank extruder, described upper rank extruder comprises twin-screw transmission device, twin-screw, lower rank extruder comprise singe screw transmission device, singe screw; Described twin-screw and singe screw outer setting portable combined machine barrel and vacuum extractor disposed thereon; Described switchable type Dual inoculation group outgoing position and arbitrary supplement production line combine; Described supplement production line tail end connects Finished Product Transport System.
Above-mentioned mixing feeding system is made up of high-speed mixer and screw feeding machine; Described high-speed mixer is arranged on screw feeding machine top, and described screw feeding machine is directly communicated with feeding machine.
Above-mentioned metering feeding system claims feeding machine by 2 pellet weight-loss metering feeding machines, 2 powder weight-loss meterings, 1 small powder weight-loss metering claims feeding machine to form; Can complete the storage of each raw material and adopt the mode of weight-loss metering to feed Dual inoculation group.
Above-mentioned water stretching and granulation subsidiary engine production line comprises water head strip-pulling machine, bosh, air-dry machine, pelleter, layered vibration sieve; Melt material strip out through bosh cooling from water fur lacing machine draught animals mould, enters pelleter then dried up the moisture on surface by air-dry machine after and completes granulation, enters Finished Product Transport System after finally sieving screening by layered vibration.
Above-mentioned die face fervent granulation subsidiary engine production line comprises the fervent head of die face, air-cooled pelleter, blower fan, conveyance conduit, cyclone separator; Melt material from die face hot-cutting machine head mould face out after be cut into particle by the cutting knife of air-cooled pelleter, taken out of by the cooling air that blower fan blows out in fervent cover and enter cyclone separator by conveyance conduit and cool, finally enter Finished Product Transport System.
Above-mentioned water ring granulation subsidiary engine production line comprises the fervent head of water ring die face, Water ring granulator, Water-circulating thermal cutting cover, centrifugal dehydrator; Raw material melt is extruded from water ring die face hot-cutting machine head mould face, is cut and to be taken away by the current in Water-circulating thermal cutting cover afterwards, enter after surface moisture sloughed by centrifugal dehydrator and enter Finished Product Transport System by Water ring granulator.
Above-mentioned underwater cutpellet subsidiary engine production line comprises net-changing device, Melt Pump, discharging body, anti-solidification pelletizing template, underwater pelletizer, circulating water device, centrifugal dehydrator; Melt material enters Melt Pump after being filtered by net-changing device; discharging body is passed through again after Melt Pump pressurization; underwater pelletizer is entered after being extruded by the die face discharging opening of anti-solidification pelletizing template; cooled by circulating water device after being cut by cutting knife; then by Cemented filling to the entrance of centrifugal dehydrator, enter Finished Product Transport System deviate from moisture in centrifugal dehydrator after.
Above-mentioned Finished Product Transport System comprises air-cooled lengthening vibratory sieve, homogenization silo, blower fan; The particle cut further cools and drying through air-cooled lengthening vibratory sieve, sieves out excessive and too small particle simultaneously; Particle is delivered in homogenization silo by conveyance conduit by blower fan; Homogenization silo plays the effect of homogenizing and storage to particle.
By technique scheme, the present invention at least has following advantages:
1, feed system is divided into mixing feeding system and metering feeding system, requires to switch according to material technology.Mixing feeding system can carry out surface treatment to powder or make resin adsorption liquid charging stock, and metering feeding system can carry out accurate weighing and feeding to each raw material.
2, multiple stage feeding machine is furnished with, can according to the production technology adjustment charging (feeding) equipment of each material and charging sequence.
3, upper rank double screw extruder is furnished with 2 groups of removable portable combined machine barrels, can dock the draw ratio changing machine barrel with twin-screw main frame, thus meets different materials to mixing demand.
4, be furnished with many granulation subsidiary engine production lines, meet the granulation requirement of most material.Subsidiary engine is the design of bottom belt roller packaged type, can switch suitable granulation mode fast according to material melt characteristic.Really realize a tractor serves several purposes.
The specific embodiment of the present invention is provided in detail by following examples and accompanying drawing thereof.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to its detailed description of the invention proposed according to the present invention, structure, feature and effect thereof, be described in detail as follows.
As shown in Figure 1, a kind of multifunctional adjustable Dual inoculation group, described unit comprises mixing feeding system, metering feeding system, switchable type Dual inoculation group and subsidiary engine production line and Finished Product Transport System; Mixing feeding system is connected with Dual inoculation group respectively with metering feeding system, and supplement production line comprises water stretching and granulation subsidiary engine production line, die face fervent granulation subsidiary engine production line, water ring granulation subsidiary engine production line, underwater cutpellet subsidiary engine production line; Switchable type Dual inoculation group comprises multiple feeding machine, comprises 1 multi screw stem material feeding machine, 301,1 volume type feeding machine, 302,1 lateral feeding machine 303 and 1 microprocessor pump drive 307; Switchable type Dual inoculation group also comprises rank extruder and lower rank extruder, can to connect between above-mentioned extruder and lower rank extruder use, also can be used alone lower rank extruder, upper rank extruder comprises twin-screw transmission device 304, twin-screw 305, lower rank extruder comprise singe screw transmission device 309, singe screw 310; Twin-screw 305 and singe screw 310 outer setting portable combined machine barrel 306 and vacuum extractor 308 disposed thereon; Switchable type Dual inoculation group outgoing position and arbitrary supplement production line combine; Supplement production line tail end connects Finished Product Transport System.
Preferably, above-mentioned mixing feeding system is made up of high-speed mixer 101 and screw feeding machine 102; High-speed mixer 101 is arranged on screw feeding machine 102 top, and screw feeding machine 102 is directly communicated with feeding machine.
Preferably, above-mentioned metering feeding system claims feeding machine 202,1 small powder weight-loss metering to claim feeding machine 203 to form by 2 pellet weight-loss metering feeding machines, 201,2 powder weight-loss meterings; Can complete the storage of each raw material and adopt the mode of weight-loss metering to feed Dual inoculation group.
Preferably, above-mentioned water stretching and granulation subsidiary engine production line comprises water head strip-pulling machine 401, bosh 402, air-dry machine 403, pelleter 404, layered vibration sieve 405; Melt material strip out cools through bosh 402 from water head strip-pulling machine 401 mouthfuls of moulds, enters pelleter 404 and complete granulation then dried up the moisture on surface by air-dry machine 403 after, enters Finished Product Transport System after finally sieving 405 screenings by layered vibration.
Preferably, above-mentioned die face fervent granulation subsidiary engine production line comprises the fervent head of die face 501, air-cooled pelleter 502, blower fan 503, conveyance conduit 504, cyclone separator 505; Melt material from die face fervent head 501 die face out after be cut into particle by the cutting knife of air-cooled pelleter 502, taken out of by the cooling air that blower fan 503 blows out in fervent cover and enter cyclone separator 505 by conveyance conduit 504 and cool, finally enter Finished Product Transport System.
Preferably, above-mentioned water ring granulation subsidiary engine production line comprises the fervent head 601 of water ring die face, Water ring granulator 602, Water-circulating thermal cutting cover 603, centrifugal dehydrator 604; Raw material melt is extruded from water ring die face fervent head 601 die face, is cut and to be taken away by the current in Water-circulating thermal cutting cover 603 afterwards, enter after surface moisture sloughed by centrifugal dehydrator 604 and enter Finished Product Transport System by Water ring granulator 602.
Preferably, above-mentioned underwater cutpellet subsidiary engine production line comprises net-changing device 701, Melt Pump 702, discharging body 703, anti-solidification pelletizing template 704, underwater pelletizer 705, circulating water device 706, centrifugal dehydrator 707; Melt material enters Melt Pump 702 after being filtered by net-changing device 701; discharging body 703 is passed through again after Melt Pump 702 is pressurizeed; underwater pelletizer 705 is entered after being extruded by the die face discharging opening of anti-solidification pelletizing template 704; cooled by circulating water device 706 after being cut by cutting knife; then by Cemented filling to the entrance of centrifugal dehydrator 707, enter Finished Product Transport System deviate from moisture in centrifugal dehydrator 707 after.
Above-mentioned Finished Product Transport System comprises air-cooled lengthening vibratory sieve 801, homogenization silo 802, blower fan 803; The particle cut, through further cooling and the drying of air-cooled lengthening vibratory sieve 801, sieves out excessive and too small particle simultaneously; Particle is delivered in homogenization silo 802 by conveyance conduit by blower fan 803; Homogenization silo 802 pairs of particles play the effect of homogenizing and storage.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (8)
1. a multifunctional adjustable Dual inoculation group, is characterized in that: described unit comprises mixing feeding system, metering feeding system, switchable type Dual inoculation group and subsidiary engine production line and Finished Product Transport System; Described mixing feeding system is connected with Dual inoculation group respectively with metering feeding system, and described subsidiary engine production line comprises water stretching and granulation subsidiary engine production line, die face fervent granulation subsidiary engine production line, water ring granulation subsidiary engine production line, underwater cutpellet subsidiary engine production line; Described switchable type Dual inoculation group comprises multiple feeding machine, comprises 1 multi screw stem material feeding machine, 1 volume type feeding machine, 1 lateral feeding machine and 1 microprocessor pump drive; Described switchable type Dual inoculation group also comprises rank extruder and lower rank extruder, can to connect between described upper rank extruder and lower rank extruder use, also can be used alone lower rank extruder, described upper rank extruder comprises twin-screw transmission device, twin-screw, lower rank extruder comprise singe screw transmission device, singe screw; Described twin-screw and singe screw outer setting portable combined machine barrel and vacuum extractor disposed thereon; Described switchable type Dual inoculation group outgoing position and arbitrary subsidiary engine production line combine; Described subsidiary engine production line tail end connects Finished Product Transport System.
2. a kind of multifunctional adjustable Dual inoculation group according to claim 1, is characterized in that: described mixing feeding system is made up of high-speed mixer and screw feeding machine; Described high-speed mixer is arranged on screw feeding machine top, and described screw feeding machine is directly communicated with feeding machine.
3. a kind of multifunctional adjustable Dual inoculation group according to claim 1, is characterized in that: described metering feeding system claims feeding machine by 2 pellet weight-loss metering feeding machines, 2 powder weight-loss meterings, 1 small powder weight-loss metering claims feeding machine to form; Can complete the storage of each raw material and adopt the mode of weight-loss metering to feed Dual inoculation group.
4. a kind of multifunctional adjustable Dual inoculation group according to claim 1, is characterized in that: described water stretching and granulation subsidiary engine production line comprises water head strip-pulling machine, bosh, air-dry machine, pelleter, layered vibration sieve; Melt material strip out through bosh cooling from water fur lacing machine draught animals mould, enters pelleter then dried up the moisture on surface by air-dry machine after and completes granulation, enters Finished Product Transport System after finally sieving screening by layered vibration.
5. a kind of multifunctional adjustable Dual inoculation group according to claim 1, is characterized in that: described die face fervent granulation subsidiary engine production line comprises the fervent head of die face, air-cooled pelleter, blower fan, conveyance conduit, cyclone separator; Melt material from die face hot-cutting machine head mould face out after be cut into particle by the cutting knife of air-cooled pelleter, taken out of by the cooling air that blower fan blows out in fervent cover and enter cyclone separator by conveyance conduit and cool, finally enter Finished Product Transport System.
6. a kind of multifunctional adjustable Dual inoculation group according to claim 1, is characterized in that: described water ring granulation subsidiary engine production line comprises the fervent head of water ring die face, Water ring granulator, Water-circulating thermal cutting cover, centrifugal dehydrator; Raw material melt is extruded from water ring die face hot-cutting machine head mould face, is cut and to be taken away by the current in Water-circulating thermal cutting cover afterwards, enter after surface moisture sloughed by centrifugal dehydrator and enter Finished Product Transport System by Water ring granulator.
7. a kind of multifunctional adjustable Dual inoculation group according to claim 1, is characterized in that: described underwater cutpellet subsidiary engine production line comprises net-changing device, Melt Pump, discharging body, anti-solidification pelletizing template, underwater pelletizer, circulating water device, centrifugal dehydrator; Melt material enters Melt Pump after being filtered by net-changing device; discharging body is passed through again after Melt Pump pressurization; underwater pelletizer is entered after being extruded by the die face discharging opening of anti-solidification pelletizing template; cooled by circulating water device after being cut by cutting knife; then by Cemented filling to the entrance of centrifugal dehydrator, enter Finished Product Transport System deviate from moisture in centrifugal dehydrator after.
8. a kind of multifunctional adjustable Dual inoculation group according to claim 1, is characterized in that: described Finished Product Transport System comprises air-cooled lengthening vibratory sieve, homogenization silo, blower fan; The particle cut further cools and drying through air-cooled lengthening vibratory sieve, sieves out excessive and too small particle simultaneously; Particle is delivered in homogenization silo by conveyance conduit by blower fan; Homogenization silo plays the effect of homogenizing and storage to particle.
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| CN201310743705.8A CN103707487B (en) | 2013-12-30 | 2013-12-30 | A kind of multifunctional adjustable Dual inoculation group |
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| CN201310743705.8A CN103707487B (en) | 2013-12-30 | 2013-12-30 | A kind of multifunctional adjustable Dual inoculation group |
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| CN103707487A CN103707487A (en) | 2014-04-09 |
| CN103707487B true CN103707487B (en) | 2016-04-13 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104526903A (en) * | 2014-12-19 | 2015-04-22 | 南京炫胜塑料科技股份有限公司 | Device and method for extruding and granulating special material for polyethylene air-permeable membrane |
| CN104943118A (en) * | 2015-06-25 | 2015-09-30 | 江苏诚盟装备股份有限公司 | Production system and production method for glass fiber reinforced composite material |
| CN107283667A (en) * | 2017-07-28 | 2017-10-24 | 晋江市陆钢塑料机械有限公司 | Full-automatic underwater granulator set |
| CN107351275A (en) * | 2017-09-04 | 2017-11-17 | 广西信和新合成材料有限公司 | Novel phenolic moulding compound preparation system |
| CN108687997A (en) * | 2018-05-28 | 2018-10-23 | 泗阳宝源塑胶材料有限公司 | Dual-band twin-screw extruder |
| CN110450302A (en) * | 2019-07-02 | 2019-11-15 | 大庆正和能源科技开发有限公司 | A kind of biosynthesis resin modified composite particles production line |
| CN110341072A (en) * | 2019-07-16 | 2019-10-18 | 昆山科信橡塑机械有限公司 | Screw mixing extruder |
| CN111645221A (en) * | 2020-06-05 | 2020-09-11 | 福建亚通新材料科技股份有限公司 | High-efficient environment-friendly plastics granulation equipment |
| CN112917735B (en) * | 2021-01-29 | 2023-08-18 | 江苏同得新材料科技有限公司 | Full biodegradable material production line |
| CN113265109A (en) * | 2021-05-12 | 2021-08-17 | 江苏艾泰柯新材料科技有限公司 | High-concentration engineering plastic flame-retardant master batch and preparation method thereof |
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Address after: 210032 development road of hi tech Industrial Development Zone, Jiangsu, Nanjing Applicant after: JIANGSU CENMEN EQUIPMENT CORP., LTD. Address before: 210032 development road of hi tech Industrial Development Zone, Jiangsu, Nanjing Applicant before: Nanjing Cenmen Machinery Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: NANJING CENMEN MACHINERY LTD. TO: JIANGSU CENMEN EQUIPMENT CO., LTD. |
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