CN201366762Y - Underwater pelleting system for resin micro beads - Google Patents
Underwater pelleting system for resin micro beads Download PDFInfo
- Publication number
- CN201366762Y CN201366762Y CNU2009200363743U CN200920036374U CN201366762Y CN 201366762 Y CN201366762 Y CN 201366762Y CN U2009200363743 U CNU2009200363743 U CN U2009200363743U CN 200920036374 U CN200920036374 U CN 200920036374U CN 201366762 Y CN201366762 Y CN 201366762Y
- Authority
- CN
- China
- Prior art keywords
- template
- water
- submarine
- head
- micro beads
- 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.)
- Expired - Lifetime
Links
- 239000011347 resin Substances 0.000 title claims abstract description 29
- 229920005989 resin Polymers 0.000 title claims abstract description 29
- 239000011325 microbead Substances 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 239000000956 alloy Substances 0.000 claims abstract description 16
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000005520 cutting process Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 5
- 239000000155 melt Substances 0.000 claims description 4
- 230000018044 dehydration Effects 0.000 claims description 3
- 238000006297 dehydration reaction Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 2
- 238000005453 pelletization Methods 0.000 abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000012508 resin bead Substances 0.000 abstract description 2
- 239000011324 bead Substances 0.000 description 13
- 239000002245 particle Substances 0.000 description 9
- 239000012943 hotmelt Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000005469 granulation Methods 0.000 description 4
- 230000003179 granulation Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005187 foaming Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004594 Masterbatch (MB) Substances 0.000 description 2
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 235000011868 grain product Nutrition 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000007909 melt granulation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000002984 plastic foam Substances 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- 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
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
- B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
-
- 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
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/82—Heating or cooling
- B29B7/826—Apparatus therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model discloses an underwater pelletizing system for resin micro beads, which comprises an underwater pelletizing mechanism and a dewatering mechanism. The underwater pelletizing mechanism is connected with the dewatering mechanism through a water pipeline; the underwater pelletizing mechanism comprises an underwater pelletizing machine and a motor; the underwater pelletizing system is characterized in that the pelletizing machine comprises a head, a template, a tool rest, a tool rest transmission device and a water flow pipeline; the section at the head of the template is circular; 10 to 20 Phi 15 to 50 mm cylindrical hard alloy cylinders are inlaid on the head of the template; a Phi 0.2 to 0.5 mm discharge hole is arranged on the section of each hard alloy cylinder; and the quantity of the discharge holes is 100 to 200. In the utility model, as the cylindrical hard alloy cylinders and the discharge holes of the alloy cylinders are arranged on the template, the size of the resin beads can be controlled with in Phi 0.2 to 0.5 mm, and as a large quantity of discharge holes exist, the production efficiency is improved, and the underwater pelletizing system can be matched with various extruding machines for use.
Description
Technical field
The utility model relates to a kind of underwater cutpellet system, especially relates to a kind of submarine cutting system of resin micro beads, belongs to the chemical machinery technical field.
Background technology
Resin particle is meant that the diameter of pellet particle is φ 0.2-φ 0.5mm, is mainly used in resin expanded bead, for example EPP bead, EPS bead, EPE bead, polyurethane bead.Bead finally forms the expanded plastic foam material goods through pressurization, the foaming that is heated to 20～30 times.Through the particle diameter after 20～30 times the foaming is φ 4～6mm, so the particle diameter before the foaming can only be at the small bead of φ 0.2-φ 0.5mm scope.Resin particle also can be used for functional agglomerate sand, the Masterbatch sand of modified plastics in addition, when in plastics compounding continuous flow rate process, needing to add 0.1～0.5 ‰ micro-function material and Masterbatch, in order to ensure the continuous flow rate precision, just particle must be made the small bead of 0.2～0.5mm scope.
In the process that resin particle is produced, be the vistanex melt to be cut into little material make, but since the vistanex melt to extrude viscosity very strong, the general high voltage air-flow sprays can not form the bead drippage at all.Application number is that 200710049543.2 utility model discloses a kind of pelleter that is used for the plastic extruder stretching and granulation, include the frame of metal, rack-mounted pelletizing chamber, it is characterized in that: the adjacent side that is installed in the pelletizing chamber of bearing housing with the pelletizing chamber, power transmission shaft is installed in the bearing block in the bearing housing by bearing, the one end is connected with motor by drive disk assembly, the other end extends into the indoor moving knife that is equipped with of pelletizing, at the indoor stationary knife seat that also is fixed with of pelletizing, stationary knife is installed on the stationary knife seat adjacent with moving knife, power transmission shaft is by the carry-over pinch rolls interlock of linkage part and draw-gear, the driving carry-over pinch rolls rotate, passage between rubber roller and the carry-over pinch rolls forms the traction passage of raw material, towards the adjacent position of cutting work with stationary knife of moving knife; Be provided with annular coolant guiding channel round drive bearing in bearing housing, the import of cooling medium and outlet are located on the outer wall of bearing housing.But this pelleter can not carry out better controlled to the size of cutting particle.
Application number is that 200720169451.3 utility model application discloses a kind of butadiene styrene resin hot melt granulation underwater system, is applied to hot melts such as butadiene styrene resin and is shaped to particle under water.Comprise: double screw extruder, reversal valve, underwater pelletizer, granulation water circle device, whizzer, control device; it is characterized in that: hot melt pressure-raising device is arranged between double screw extruder and underwater pelletizer, hot melt pressure-raising device promptly is installed between double screw extruder discharging opening and the granulation underwater machine inlet capable.Effect is: owing in the double screw extruder downstream hot melt pressure-raising device is installed, realize the hot melt underwater cutpellet, improve output and can not cause the overload of double screw extruder outlet pressure, granulation output height.Grain products fully shrinks in water, and the grain products outward appearance is good.This granulating system can not be realized the granular size of being produced better control particularly can not realizing the production of small bead too.
The utility model content
Technical problem to be solved in the utility model provides a kind of underwater cutpellet system that produces small bead.
For solving the problems of the technologies described above; the utility model provides a kind of submarine cutting system of resin micro beads; comprise underwater cutpellet mechanism and dewatering device; described underwater cutpellet mechanism links to each other with dewatering device by water lines; electric control cabinet links to each other with dewatering device with underwater cutpellet mechanism respectively; described underwater cutpellet mechanism comprises underwater pelletizer and motor; it is characterized in that: described pelleter comprises head; template; knife rest; knife rest transmission device and water pipe; has the resin melt runner in the described head; template is fixed on head one side; be set with cutter head on the described knife rest; cutter head is provided with blade; described cutter head is close to extruding on the face of template; described knife rest links to each other with motor by the knife rest transmission device; the face of extruding of described template; blade and knife rest are arranged in the water pipe; described water stream channel is connected with described water lines; described template header cross section is circular; be inlaid with 10～20 φ 15～50mm column type carbide alloy cylinders on the template header; each carbide alloy cylindrical cross-section has the discharge opening of φ 0.2-φ 0.5mm, and discharge opening quantity is 100-200.
The beneficial effect that the utility model reached:
Submarine cutting system of resin micro beads of the present utility model is owing to be provided with the discharge opening of column type carbide alloy cylinder and alloy cylinder on template, the resin beads size can be controlled at φ 0.2-φ 0.5mm, and because discharge opening is a lot, production efficiency improves, and can be configured on all kinds of extruders and use.
Description of drawings
Fig. 1 is a submarine cutting system of resin micro beads process chart of the present utility model;
Fig. 2 is a underwater pelletizer structural representation of the present utility model;
Fig. 3 is the head front view of the template of underwater pelletizer of the present utility model;
Fig. 4 is the head cutaway view of the template of underwater pelletizer of the present utility model;
Fig. 5 is the A place enlarged drawing among Fig. 3.
The specific embodiment
A kind of submarine cutting system of resin micro beads of the present utility model; comprise underwater cutpellet mechanism and dewatering device; described underwater cutpellet mechanism links to each other with dewatering device by water lines; electric control cabinet links to each other with dewatering device with underwater cutpellet mechanism respectively; described underwater cutpellet mechanism comprises underwater pelletizer 1 and motor 2; it is characterized in that: described pelleter 1 comprises head 11; template 12; knife rest 13; knife rest transmission device 14; belt track support dolly 35 and water pipe 15; has the resin melt runner in the described head; template 12 is fixed on head 11 1 sides; be set with cutter head 16 on the described knife rest 13; described cutter head is close to extruding on the face of template 12; cutter head 16 is provided with blade 20; described knife rest 13 links to each other with motor 2 by the knife rest transmission device; the face of extruding of described template; cutter head 16 and knife rest 13 are arranged in the water pipe 15; described water stream channel 15 is connected with described water lines; described template 12 head cross sections are circular; be inlaid with 10～20 φ 15～50mm column type carbide alloy cylinders 17 on the template header; each carbide alloy cylindrical cross-section has the discharge opening 18 of φ 0.2-φ 0.5mm, and discharge opening 18 quantity are 100-200.
In the utility model, evenly inlay 10～20 column type hard alloy columnars in template header, adopt the high accuracy manufacturing process to process discharge opening diameter phi 0.2-φ 0.5mm on the alloy column, each cylinder discharging hole count is 100～200, whole die face discharging hole count is 1000～4000, described discharge opening 18 is evenly distributed on a plurality of concentric circles circumference of described hard alloy columnar 17 circular cross-sections, so just makes extrusion pressure produce balance, makes that to extrude pelletizing uniform and stable.
Part on described template 12 heads beyond tungsten carbide button's cylinder is a Hardmetal materials, and is identical stable with pelletizing with the hardness that ensures blade rotation contact.
Described head place is provided with pressure sensor and melt temperature sensing device, described pressure sensor links to each other with electric control cabinet with the melt temperature sensing device, be provided with PLC or PPC automatic control system and Mechatronic control system in the described electric control cabinet, described electric control cabinet links to each other with motor.
Head place setting pressure sensor and melt temperature sensing device, two sensing device interlocking electric control systems, the cutting knife rotating speed and the circulating water flow of control pelleter are also used extrusion pressure and screw speed that the PRT sensing technology is controlled extruder simultaneously.
The latter half of elasticity prepressing device (19) that is provided with in knife rest (13) rotating shaft.
Described dewatering device comprises dewaterer 3, cool cycles water tank 4 and water pump 5, and described water pump 5 links to each other with cool cycles water tank 4, and links to each other with described water stream channel 15 imports by water lines, and dewaterer 3 links to each other with described water stream channel 15 outlets by water lines.Be provided with electric heater and backwater cooling arrangement in the described cool cycles water tank, like this can be according to material technique initialization coolant-temperature gage and control.
The Electric Machines and Electric Apparatus switch board of described water pump 5 links to each other.
Described dewaterer 3 comprises dehydration and vibration sieve 31 and multi-layer water filtering net 32.
Described dewaterer specification is long 2000～4000mm * width 500～800mm.
Described water pump 5 to the water lines of described water stream channel 15 imports is provided with reversal valve 33, described reversal valve 33 1 outlets are connected on the water lines of dewaterer 3 and 15 outlets of described water stream channel by water pipe, described reversal valve 33 carries out water temperature, hydraulic pressure adjustment earlier, be in course of adjustment current are emitted earlier without molten chamber of pelletizing and pipeline, at last water temperature, the hydraulic pressure of adjusting is entered molten chamber of pelletizing and pipeline by reversal valve.
The flow channel design forms melt flows pressure uniform shape.The cylindrical length of head charging aperture is 1-2.5 times of diameter, through the length of setting, begins expansion and is changed to taper shape.43 °～75 ° of conical number of degrees scopes, conical length are 1-2 times of the cylindrical diameter of small end.At length of conical core configuration and conical identical triangle cone, be called branch flow cone 34.Its number of degrees scope is with conical identical, but setting value must be greater than 5 °～15 ° of the conical number of degrees, branch flow cone 34 also can be set at arcwall face, so just formed a not tapered ring cylinder runner of equal thickness, enter in the handpiece body so have the melt of pressure, just realized the purpose of dispersive pressure and uniform pressure by tapered ring cylinder runner.Extrude pelletizing through template again.
The course of work of submarine cutting system of resin micro beads of the present utility model is: extruder is extruded resin melt, enter head resin melt runner, through dividing potential drop, all press, extrude by template after the shunting process, downcut by the blade on the jet blade, because knife rest has the elastic forepressure that the elasticity prepressing device applies, so pasting in template, extrudes on the face in the tough mouth of cutter, the face of extruding of template and blade and knife rest all are in the mobile water, the melt resin that is downcut by blade can cool off immediately and form bead and taken away by water, sends into down the road drying system through the bead after the dewatering device dehydration.
Claims (10)
1. submarine cutting system of resin micro beads; comprise underwater cutpellet mechanism and dewatering device; described underwater cutpellet mechanism links to each other with dewatering device by water lines; electric control cabinet links to each other with dewatering device with underwater cutpellet mechanism respectively; described underwater cutpellet mechanism comprises underwater pelletizer (1) and motor (2); it is characterized in that: described pelleter (1) comprises head (11); template (12); knife rest (13); knife rest transmission device (14) and water pipe (15); has the resin melt runner in the described head; template (12) is fixed on head (11) one sides; be set with cutter head (16) on the described knife rest (13); cutter head (16) is provided with blade (20); described cutter head (16) is close to extruding on the face of template (12); described knife rest (13) links to each other with motor (2) by the knife rest transmission device; the face of extruding of described template; cutter head (16) and knife rest (13) are arranged in the water pipe (15); described water stream channel (15) is connected with described water lines; described template (12) head cross section is circular; be inlaid with 10～20 φ 15～50mm column type carbide alloy cylinders (17) on the template header; each carbide alloy cylindrical cross-section has the discharge opening (18) of φ 0.2-φ 0.5mm, and discharge opening (18) quantity is 100-200.
2. submarine cutting system of resin micro beads according to claim 1 is characterized in that: described discharge opening (18) is evenly distributed on a plurality of concentric circles circumference of described hard alloy columnar (17) circular cross-section.
3. submarine cutting system of resin micro beads according to claim 1 is characterized in that: the part on described template (12) head beyond tungsten carbide button's cylinder is a Hardmetal materials.
4. according to claim 1 or 2 or 3 described submarine cutting system of resin micro beads, it is characterized in that: described head place is provided with pressure sensor and melt temperature sensing device, described pressure sensor links to each other with electric control cabinet with the melt temperature sensing device, be provided with PLC or PPC automatic control system and Mechatronic control system in the described electric control cabinet, described electric control cabinet links to each other with motor.
5. submarine cutting system of resin micro beads according to claim 1 is characterized in that: at the latter half of elasticity prepressing device (19) that is provided with of knife rest (13) rotating shaft.
6. submarine cutting system of resin micro beads according to claim 1, it is characterized in that: described dewatering device comprises dewaterer (3), cool cycles water tank (4) and water pump (5), described water pump (5) links to each other with cool cycles water tank (4), and link to each other with described water stream channel (15) import by water lines, dewaterer (3) links to each other with described water stream channel (15) outlet by water lines.
7. the submarine cutting system of resin micro beads of stating according to claim 6 is characterized in that: be provided with electric heater and backwater cooling arrangement in the described cool cycles water tank (4).
8. submarine cutting system of resin micro beads according to claim 6 is characterized in that: the Electric Machines and Electric Apparatus switch board of institute's water pump (5) links to each other.
9. submarine cutting system of resin micro beads according to claim 6 is characterized in that: described dewaterer (3) comprises dehydration and vibration sieve (31) and multi-layer water filtering net (32).
10. submarine cutting system of resin micro beads according to claim 6, it is characterized in that: described water pump (5) to the water lines of described water stream channel (15) import is provided with reversal valve (33), and described reversal valve (33) one outlets are connected on the water lines of dewaterer (3) and described water stream channel (15) outlet by water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200363743U CN201366762Y (en) | 2009-03-05 | 2009-03-05 | Underwater pelleting system for resin micro beads |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200363743U CN201366762Y (en) | 2009-03-05 | 2009-03-05 | Underwater pelleting system for resin micro beads |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201366762Y true CN201366762Y (en) | 2009-12-23 |
Family
ID=41485661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200363743U Expired - Lifetime CN201366762Y (en) | 2009-03-05 | 2009-03-05 | Underwater pelleting system for resin micro beads |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201366762Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103878898A (en) * | 2014-01-23 | 2014-06-25 | 沈阳金锋特种刀具有限公司 | Underwater dicing system of large plastic extruding granulation machine set |
| CN105415525A (en) * | 2015-11-27 | 2016-03-23 | 高鼎精细化工(昆山)有限公司 | TPU production system with underwater pelletizing device and cooling water refining filtration device |
| TWI729390B (en) * | 2019-05-13 | 2021-06-01 | 凱力實業股份有限公司 | Die structure for water pelletizing |
| WO2024081986A1 (en) * | 2022-10-19 | 2024-04-25 | Econ Gmbh | Apparatus for the underwater pelletizing of plastics by pressurized water at a process-water temperature of over 100°c |
-
2009
- 2009-03-05 CN CNU2009200363743U patent/CN201366762Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103878898A (en) * | 2014-01-23 | 2014-06-25 | 沈阳金锋特种刀具有限公司 | Underwater dicing system of large plastic extruding granulation machine set |
| CN105415525A (en) * | 2015-11-27 | 2016-03-23 | 高鼎精细化工(昆山)有限公司 | TPU production system with underwater pelletizing device and cooling water refining filtration device |
| TWI729390B (en) * | 2019-05-13 | 2021-06-01 | 凱力實業股份有限公司 | Die structure for water pelletizing |
| WO2024081986A1 (en) * | 2022-10-19 | 2024-04-25 | Econ Gmbh | Apparatus for the underwater pelletizing of plastics by pressurized water at a process-water temperature of over 100°c |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU CENMEN EQUIPMENT CO., LTD. Free format text: FORMER OWNER: NANJING CHENGMENG PLASTIC MECHANICAL INDUSTRY CO. LTD. Effective date: 20140605 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 210031 NANJING, JIANGSU PROVINCE TO: 210061 NANJING, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140605 Address after: 210061 No. 22 North Liuzhou Road, Taishan Park, hi tech Zone, Jiangsu, Nanjing Patentee after: JIANGSU CENMEN EQUIPMENT CORP., LTD. Address before: 210031, No. 22 Liuzhou North Road, Xiao Liu Industrial Zone, Nanjing hi tech Zone, Jiangsu Patentee before: Nanjing Chengmeng Plastic Mechanical Industry Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20091223 |
|
| CX01 | Expiry of patent term |