CN206255849U - The recovery system of bromide is pyrolyzed for scrapping electronic circuit board - Google Patents
The recovery system of bromide is pyrolyzed for scrapping electronic circuit board Download PDFInfo
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- CN206255849U CN206255849U CN201621164964.0U CN201621164964U CN206255849U CN 206255849 U CN206255849 U CN 206255849U CN 201621164964 U CN201621164964 U CN 201621164964U CN 206255849 U CN206255849 U CN 206255849U
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Abstract
The utility model discloses a kind of recovery system that bromide is pyrolyzed for scrapping electronic circuit board, the on-condensible gas gas outlet of calcium bromide solution enrichment facility connects with retort, calcium carbonate powder feed arrangement is arranged at retort top, retort is connected with deduster, the powder recycling conveyor that deduster is set by its lower end respectively with dissolving tank, powder recycling storage tank is connected, dissolving tank leads up to vapor transfer pipeline and is connected with calcium bromide solution enrichment facility, another leading up to is sequentially connected the first delivery pump, filter, second delivery pump is connected with calcium bromide solution enrichment facility；Powder recycling storage tank is connected by powder feeder with calcium carbonate powder feed arrangement.The utility model is capable of the influence produced to equipment, environment of pyrolysis gas.
Description
Technical field
The utility model belongs to scraps electronic circuit board recovery technology field, and in particular to one kind is for scrapping electronic circuit
Plate is pyrolyzed the recovery system of bromide.
Background technology
Contain brominated epoxy resin fire retardant in circuit board, hydrogen bromide is produced in pyrolytic process, be highly acid material, shadow
Ring the utilization of pyrolysis gas and to equipment, environmental effects.
Utility model content
In view of this, main purpose of the present utility model is to provide a kind of for scrapping electronic circuit board pyrolysis bromide
Recovery system.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
The utility model embodiment provides a kind of recovery system that bromide is pyrolyzed for scrapping electronic circuit board, the system
Reclaim defeated including calcium bromide solution enrichment facility, calcium carbonate powder feed arrangement, retort, powder feeder, deduster, powder
Send machine, dissolving tank, powder recycling storage tank, the first delivery pump, filter, the second delivery pump, the calcium bromide solution concentration
The on-condensible gas gas outlet of device connects with retort, and the calcium carbonate powder feed arrangement is arranged at retort top, described
Retort is connected with deduster, the powder recycling conveyor that the deduster is set by its lower end respectively with dissolving tank, powder
Recycling storage tank is connected, and the dissolving tank leads up to vapor transfer pipeline and connected with calcium bromide solution enrichment facility, another
Road is connected by being sequentially connected the first delivery pump, filter, the second delivery pump with calcium bromide solution enrichment facility；The powder
Recycling storage tank is connected by powder feeder with calcium carbonate powder feed arrangement.
In such scheme, the calcium bromide solution enrichment facility is composed in series by several tank bodies, vertical in each tank body
Tube Heat Exchanger is provided with, the upper and lower ends of each tank body are respectively arranged with pyrolysis gas and collect end socket, cold oil collection
End socket, the cold oil of all tank body lower ends is collected end socket and is connected with cold oil collecting, and the side of each tank body is provided with row
Dirty mouth, the opposite side of last tank body is provided with the liquid entrance joint for being connected with the second delivery pump；Each tank body
Cold oil collect end socket side and pyrolysis gas and collect end socket top and be provided with for concatenating adjacent tank body or input warm high
Solve the pyrolysis gases channel interface of gas.
In such scheme, densimeter is provided with a tank body in described several tank bodies.
In such scheme, the calcium carbonate powder feed arrangement includes hopper, conveying worm, charging aperture, the hopper
Lower section sets conveying worm, and top sets charging aperture, and the side top and the bottom of the hopper are respectively arranged with level-sensing device, blanking
Position meter, another upper lateral part is provided with carbon dioxide joint, micromanometer, respirator is provided with above the hopper；It is described
Powder feeder is connected with charging aperture.
In such scheme, the retort include reacting tank body, air inlet pipe, gas distribution pipe, powder cloth tube, drive mechanism,
Centrifugal pan, the lower end of the reacting tank body is provided with the discharging joint for being connected with dust removal machine, the centrifugal pan, gas distribution pipe phase
To being arranged in the top of reacting tank body, the centrifugal pan is connected with drive mechanism is arranged on, the gas distribution pipe with extend to it is anti-
One end of the air inlet pipe of tank body side is answered to connect, the powder cloth tube is located at the top of reacting tank body；The air inlet pipe it is another
One end connects with the on-condensible gas gas outlet of calcium bromide solution enrichment facility.
In such scheme, the deduster includes the cyclone dust collectors, the sack cleaner that are sequentially connected, the bag-type dust
The side of device is provided with the interface being connected with air-introduced machine；The cyclone dust collectors, the lower end of sack cleaner and powder reclaim defeated
Machine is sent to connect.
In such scheme, the powder recycling conveyor includes unit head, conveying screw rod group, cyclone dust collectors interface, cloth
Bag dust collector interface, transitional storehouse, airlock, dissolving tank interface, powder recycling storage tank interface；The side of the conveying screw rod group
Unit head is set, and the top of the conveying screw rod group is respectively provided with cyclone dust collectors interface, sack cleaner interface, the two of bottom
Side is respectively provided with transitional storehouse, and two transitional storehouses are connected by airlock with dissolving tank interface, powder recycling storage tank interface respectively,
The side of each transitional storehouse is provided with carbon dioxide joint.
In such scheme, the dissolving tank includes tank body, the agitating paddle being arranged in tank body, steam gas distribution pipe, the tank
The bottom of body is provided with the discharging interface for being connected with the first delivery pump, and top is provided with the engine being connected with agitating paddle
Structure, the side at top is provided with steam inlet joint, moisturizing joint, the respirator being connected with steam gas distribution pipe, top it is another
Side is provided with the powder charging aperture connected with cyclone dust collectors, and the side of the tank body is provided with liquid-level switch.
In such scheme, the powder recycling storage tank includes tank body and cover, and respirator, powder are provided with the cover
Body reclaims charging aperture, powder feed supplement charging aperture, and the side of the tank body is disposed with lower level-sensing device, upper material position from top to bottom
Meter, opposite side is provided with vacuum intake interface, and the bottom of the tank body is provided with sea cock and valve interface, pneumatic hammer.
Compared with prior art, the beneficial effects of the utility model：
The utility model improves the automation of equipment, alleviates labour intensity, save labor cost, it is to avoid heat
The influence produced to equipment, environment of solution gas.
Brief description of the drawings
Fig. 1 is a kind of for scrapping the recovery system of electronic circuit board pyrolysis bromide for the utility model embodiment is provided
Structural representation；
Fig. 2 is a kind of for scrapping the recovery system of electronic circuit board pyrolysis bromide for the utility model embodiment is provided
The structural representation of calcium bromide solution enrichment facility；
Fig. 3 is a kind of for scrapping the recovery system of electronic circuit board pyrolysis bromide for the utility model embodiment is provided
The structural representation of calcium carbonate powder feed arrangement；
Fig. 4 is a kind of for scrapping the recovery system of electronic circuit board pyrolysis bromide for the utility model embodiment is provided
The structural representation of retort；
Fig. 5 is a kind of for scrapping the recovery system of electronic circuit board pyrolysis bromide for the utility model embodiment is provided
The structural representation of powder recycling conveyor；
Fig. 6 is a kind of for scrapping the recovery system of electronic circuit board pyrolysis bromide for the utility model embodiment is provided
The structural representation of dissolving tank；
Fig. 7 is a kind of for scrapping the recovery system of electronic circuit board pyrolysis bromide for the utility model embodiment is provided
The structural representation of powder recycling storage tank.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and implementation
Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein is only used to explain
The utility model, is not used to limit the utility model.
The utility model embodiment provides a kind of recovery system that bromide is pyrolyzed for scrapping electronic circuit board, such as Fig. 1
It is shown, the system include calcium bromide solution enrichment facility 12, calcium carbonate powder feed arrangement 1, retort 2, powder feeder 5,
Deduster, powder recycling conveyor 6, dissolving tank 7, powder recycling storage tank 8, the first delivery pump 9, filter 10, second are defeated
The on-condensible gas gas outlet of pump 11, the calcium bromide solution enrichment facility 12 is sent to be connected with retort 2, the calcium carbonate powder enters
Material device 1 is arranged at the top of retort 2, and the retort 2 is connected with deduster, the powder that the deduster is set by its lower end
Body recycling conveyor 6 is connected with dissolving tank 7, powder recycling storage tank 8 respectively, and the dissolving tank 7 leads up to vapor conveying
Pipeline is connected with calcium bromide solution enrichment facility 12, is separately led up to and is sequentially connected the first delivery pump 9, filter 10, second
Delivery pump 11 is connected with calcium bromide solution enrichment facility 12；The powder recycling storage tank 8 passes through powder feeder 5 and calcium carbonate
Powder feeding device 1 is connected.
The filter 10 is essentially solid-liquid separation system, using belt filtering equipment, realizes that continous way is produced, will
Calcium carbonate is separated with solution of calcium bromide in water.
As shown in Fig. 2 the calcium bromide solution enrichment facility 12 is composed in series by several tank bodies, it is vertical in each tank body
It is provided with Tube Heat Exchanger 1201, the upper and lower ends of each tank body are respectively arranged with pyrolysis gas and collect end socket 1202, cold
Solidifying oil collects end socket 1203, and the cold oil of all tank body lower ends is collected end socket 1203 and connected with cold oil collecting 1204, often
The side of individual tank body is provided with sewage draining exit 1205, and the opposite side of last tank body is provided with for being connected with the second delivery pump 11
Liquid entrance joint 1206；The cold oil of each tank body collects the side of end socket 1203 and pyrolysis gas collect the top of end socket 1202
It is provided with the pyrolysis gases channel interface 1207 for concatenating adjacent tank body or input high temperature pyrolysis gas.
Densimeter 1208 is provided with a tank body in described several tank bodies.
The calcium bromide solution enrichment facility 12 carries out heat by the way of calcium bromide solution and pyrolysis gas reverse flow
Treatment, makes high temperature pyrolysis gas carry out heat exchange with High-temperature cooling medium, Low Temperature Thermal and low-temperature cooling media, makes with not
Point sectional of congealing into of homocoagulation temperature condenses, and makes cold oil categorised collection.
As shown in figure 3, the calcium carbonate powder feed arrangement 1 includes hopper 101, conveying worm 102, charging aperture 107,
The lower section of the hopper 101 sets conveying worm 102, and top sets charging aperture 107, the side top and the bottom of the hopper 101
Level-sensing device 104, lower level-sensing device 103 are not provided with, and another upper lateral part is provided with carbon dioxide joint 106, the hopper
101 top is provided with micromanometer 105, respirator 108；The powder feeder 5 is connected with charging aperture 107.
As shown in figure 4, the retort 2 includes reacting tank body 201, air inlet pipe 202, gas distribution pipe 203, powder cloth tube
204th, drive mechanism 205, centrifugal pan 206, the lower end of the reacting tank body 201 is provided with and is connect for the discharging connected with dust removal machine
First 207, the centrifugal pan 206, gas distribution pipe 203 are oppositely arranged in the top of reacting tank body 201, the centrifugal pan 206 with set
Put and connected in drive mechanism 205, the gas distribution pipe 203 connects with the one end for the air inlet pipe 202 for extending to the side of reacting tank body 201
Connect, the powder cloth tube 204 is located at the top of reacting tank body 201；The other end of the air inlet pipe 202 is dense with calcium bromide solution
The on-condensible gas gas outlet connection of compression apparatus 12.
The reacting tank body 201 uses design of Sealing Structure, and top is cylinder, and bottom is cone, and bottom is gas-solid
Mixture discharging opening, is connected with cyclone dust collectors 3, and gas-solid mixture is transported into cyclone dust collectors 3 carries out gas solid separation.
On-condensible gas enters in tank body from the top of reacting tank body 201, mixes with top-down calcium carbonate powder, gas-solid
Mixture contact area is big, and the hydrogen bromide in on-condensible gas occurs chemical reaction rapidly, thoroughly with calcium carbonate.
The gas distribution pipe 203 is in annular, has cross pipeline to be connected in annulus, cross tee Lu Zhizheng and air inlet pipe 202
Connection.On-condensible gas is divided into four roads into gas distribution annulus pipeline through air inlet pipeline, by cross pipeline, it is ensured that each in annulus pipeline
Place's pressure is uniform.
The gas distribution pipe 203 uniformly bores gas distribution aperture, direction downwards, prevents the calcium carbonate powder that falls by hole plug.
The powder cloth tube 204 is connected with the discharging opening of conveying worm 102 using connecting hose, is arranged vertically on centrifugal pan
206 top, calcium carbonate powder is sent to powder cloth tube 204 by conveying worm 102, scatters on centrifugal pan 206.
Calcium carbonate powder does high-speed motion on the surface of centrifugal pan 206, and the centrifugal pan 206 uses surface spraying ceramic wear-resisting
Material makes, and increases the service life.
The centrifugal pan 206 does high speed rotary motion, is cone, and powder does compound motion on the surface of centrifugal pan 206, with
Gas molecule collides, and forms vaporific sinking.
The deduster includes the cyclone dust collectors 3, the sack cleaner 4 that are sequentially connected, the side of the sack cleaner 4
It is provided with the interface being connected with air-introduced machine；The cyclone dust collectors 3, the lower end of sack cleaner 4 and powder recycling conveyor 6 connect
It is logical.
The powder that the cyclone dust collectors 3 are separate is from entering here powder recycling conveyor 6；Using being tightly connected, prevent
Extraneous air enters cyclone dust collectors 3.
The powder that the sack cleaner 4 is separate is from entering here powder recycling conveyor 6；Using being tightly connected, prevent
Extraneous air enters cyclone dust collectors 3.
As shown in figure 5, the powder recycling conveyor 6 includes that unit head 601, conveying screw rod group 602, cyclone dust collectors connect
Mouth 603, sack cleaner interface 604, transitional storehouse 605, airlock 606, dissolving tank interface 607, powder recycling storage tank interface
608；The side of the conveying screw rod group 602 sets unit head 601, and the top of the conveying screw rod group 602 is respectively provided with whirlwind
Deduster interface 603, sack cleaner interface 604, the both sides of bottom are respectively provided with transitional storehouse 605, and two transitional storehouses 605 are distinguished
It is connected with dissolving tank interface 607, powder recycling storage tank interface 608 by airlock 606, the side of each transitional storehouse 605 is equal
It is provided with carbon dioxide joint 609.
The powder of recovery is realized that two-way is conveyed by the powder recycling conveyor 6, all the way into dissolving tank 7, obtains bromination
Calcium solution, all the way circulation add retort 2, continue to participate in reaction, with reach raising powder in bromination calcium content, reduce reaction
Middle calcium carbonate consumption and alleviate calcium bromide solution lift workload.
The transitional storehouse 605 is located at the outlet lower section of conveyer, and top is connected with delivery pipe, bottom and the phase of airlock 606
Even.Top uses positive round cone structure, and bottom uses inverted cone structure, middle for cylinder is connected.Control airlock 606
Rotating speed, makes transitional storehouse 605 not for material is full of, and leaves certain space, for filling carbon-dioxide protecting gas, prevents air from leading to
Discharging opening is crossed to enter in system.
The airlock 606 has six pieces of scraper plates, and six sector spaces are constituted with airlock housing；Scraper plate is with housing using dynamic
Seal Design；When the airlock 606 rotates, scraper plate is scraped the material in sector space is mandatory and sealed.
As shown in fig. 6, the dissolving tank 7 includes tank body, agitating paddle 702, the steam gas distribution pipe 707 being arranged in tank body,
The bottom of the tank body is provided with the discharging interface 704 for being connected with the first delivery pump 9, and top is provided with and agitating paddle 702
The actuating unit 701 of connection, the side at top is provided with the steam inlet joint 706, moisturizing being connected with steam gas distribution pipe 707 and connects
First 705, respirator 710, the opposite side at top is provided with the powder charging aperture 703 connected with cyclone dust collectors 3, the tank body
Side is provided with liquid-level switch 708.
As shown in fig. 7, the powder recycling storage tank 8 includes tank body and cover, respirator is provided with the cover
803rd, powder reclaims charging aperture 801, powder feed supplement charging aperture 802, and the side of the tank body is disposed with blanking from top to bottom
Position meter 805, upper level-sensing device 804, opposite side is provided with vacuum intake interface 808, and the bottom of the tank body is provided with sea cock and valve and connects
Mouth 707, pneumatic hammer 706.
Removal process of the present utility model:
Step one：Through, containing hydrogen bromide on-condensible gas, being passed through retort 2 after the collection of calcium bromide solution enrichment facility 12；
Step 2：The top of calcium carbonate powder autoreaction tank 2 falls in vaporific, mixes with on-condensible gas；
Step 3：Contain hydrogen bromide on-condensible gas and Paris white precursor reactant generation calcium bromide, carbon dioxide, water；
Step 4：Cyclone dust collectors 3 and sack cleaner 4 carry out gas solid separation；
Step 5：On-condensible gas enters lower one treatment process by air-introduced machine after gas solid separation；
Step 6：Calcium carbonate calcium bromide powder after gas solid separation, by induction system, is divided into two parts：A part is entered
Enter dissolving tank 7, form solution of calcium bromide in water and calcium carbonate；Another part enters powder recycling storage tank 8；
Step 7：Solution of calcium bromide in water and calcium carbonate enter the filter 10 of separation of solid and liquid by the first delivery pump 9：Gu
Body material calcium carbonate, after drying, recycles；Liquid material is solution of calcium bromide in water；
Step 8：Solution of calcium bromide in water is concentrated into calcium bromide solution enrichment facility 12, reaches 52% calcium bromide
Solution；
Step 9：Concentrate the water vapour for producing and be passed through dissolving tank 7, on the one hand for dissolving tank 7 provides heat, make dissolving tank molten
Liquid temperature degree is more than 60 degree, and another aspect steam condensate (SC) is directly added into dissolving tank 7 as solvent；
Step 10：Calcium carbonate in the powder recycling storage tank 8 is added in retort 7 by vacuum charging system
Recycle.
Whole technique, as protective atmosphere, is prevented the oxygen in air from entering and does not coagulate fuel gas using carbon dioxide.
The above, preferred embodiment only of the present utility model is not intended to limit protection of the present utility model
Scope.
Claims (9)
1. it is a kind of for scrap electronic circuit board be pyrolyzed bromide recovery system, it is characterised in that the system include calcium bromide
Solution condensing device, calcium carbonate powder feed arrangement, retort, powder feeder, deduster, powder recycling conveyor, dissolving
Tank, powder recycling storage tank, the first delivery pump, filter, the second delivery pump, the calcium bromide solution enrichment facility do not coagulate
Gas outlet is connected with retort, the calcium carbonate powder feed arrangement be arranged at retort top, the retort with remove
Dirt device is connected, the powder recycling conveyor that the deduster is set by its lower end respectively with dissolving tank, powder recycling storage tank
Connection, the dissolving tank leads up to vapor transfer pipeline and is connected with calcium bromide solution enrichment facility, separately leads up to successively
The first delivery pump, filter, the second delivery pump is connected to be connected with calcium bromide solution enrichment facility；The powder recycling storage tank
Connected with calcium carbonate powder feed arrangement by powder feeder.
2. it is according to claim 1 for scrap electronic circuit board be pyrolyzed bromide recovery system, it is characterised in that：Institute
State calcium bromide solution enrichment facility to be composed in series by several tank bodies, Tube Heat Exchanger, institute are vertically installed with each tank body
State each tank body upper and lower ends be respectively arranged with pyrolysis gas collect end socket, cold oil collect end socket, all tank body lower ends it is cold
Solidifying oil is collected end socket and is connected with cold oil collecting, and the side of each tank body is provided with sewage draining exit, last tank body it is another
Side is provided with the liquid entrance joint for being connected with the second delivery pump；The cold oil of each tank body collect end socket side and
Pyrolysis gas are collected to be provided with the top of end socket and connect for concatenating the pyrolysis gases channel of adjacent tank body or input high temperature pyrolysis gas
Mouthful.
3. it is according to claim 2 for scrap electronic circuit board be pyrolyzed bromide recovery system, it is characterised in that：Institute
State and be provided with densimeter on a tank body in several tank bodies.
4. the recovery system that bromide is pyrolyzed for scrapping electronic circuit board according to claim 1 and 2, its feature exists
In：The calcium carbonate powder feed arrangement includes hopper, conveying worm, charging aperture, and the hopper lower section sets helical feed
Machine, top sets charging aperture, and the side top and the bottom of the hopper are respectively arranged with level-sensing device, lower level-sensing device, another upper lateral part
Carbon dioxide joint is provided with, micromanometer, respirator are provided with above the hopper；The powder feeder and charging
Mouth connection.
5. it is according to claim 4 for scrap electronic circuit board be pyrolyzed bromide recovery system, it is characterised in that：Institute
Stating retort includes reacting tank body, air inlet pipe, gas distribution pipe, powder cloth tube, drive mechanism, centrifugal pan, the reacting tank body
Lower end is provided with the discharging joint for being connected with dust removal machine, and the centrifugal pan, gas distribution pipe are oppositely arranged on the upper of reacting tank body
In portion, the centrifugal pan is connected with drive mechanism is arranged on, the gas distribution pipe and the air inlet pipe for extending to reacting tank body side
One end connects, and the powder cloth tube is located at the top of reacting tank body；The other end of the air inlet pipe is concentrated with calcium bromide solution
The on-condensible gas gas outlet connection of device.
6. it is according to claim 5 for scrap electronic circuit board be pyrolyzed bromide recovery system, it is characterised in that：Institute
Stating deduster includes the cyclone dust collectors, the sack cleaner that are sequentially connected, and the side of the sack cleaner is provided with and air inducing
The interface of machine connection；The cyclone dust collectors, the lower end of sack cleaner connect with powder recycling conveyor.
7. it is according to claim 6 for scrap electronic circuit board be pyrolyzed bromide recovery system, it is characterised in that：Institute
Stating powder recycling conveyor includes unit head, conveying screw rod group, cyclone dust collectors interface, sack cleaner interface, transitional storehouse, pass
Wind device, dissolving tank interface, powder recycling storage tank interface；The side of the conveying screw rod group sets unit head, the conveying spiral shell
The top of bar group is respectively provided with cyclone dust collectors interface, sack cleaner interface, and the both sides of bottom are respectively provided with transitional storehouse, two
Transitional storehouse is connected by airlock with dissolving tank interface, powder recycling storage tank interface respectively, and the side of each transitional storehouse is all provided with
It is equipped with carbon dioxide joint.
8. it is according to claim 7 for scrap electronic circuit board be pyrolyzed bromide recovery system, it is characterised in that：Institute
Stating dissolving tank includes tank body, the agitating paddle, the steam gas distribution pipe that are arranged in tank body, and the bottom of the tank body is provided with for the
The discharging interface of one delivery pump connection, top is provided with the actuating unit being connected with agitating paddle, and the side at top is provided with and steaming
Steam inlet joint, moisturizing joint, the respirator of vapour gas distribution pipe connection, the opposite side at top are provided with and are connected with cyclone dust collectors
Powder charging aperture, the side of the tank body is provided with liquid-level switch.
9. it is according to claim 8 for scrap electronic circuit board be pyrolyzed bromide recovery system, it is characterised in that：Institute
Stating powder recycling storage tank includes tank body and cover, respirator, powder is provided with the cover and reclaims charging aperture, powder feed supplement
Charging aperture, the side of the tank body is disposed with lower level-sensing device, upper level-sensing device from top to bottom, and opposite side is provided with vacuum intake
Interface, the bottom of the tank body is provided with sea cock and valve interface, pneumatic hammer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621164964.0U CN206255849U (en) | 2016-10-25 | 2016-10-25 | The recovery system of bromide is pyrolyzed for scrapping electronic circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621164964.0U CN206255849U (en) | 2016-10-25 | 2016-10-25 | The recovery system of bromide is pyrolyzed for scrapping electronic circuit board |
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| Publication Number | Publication Date |
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| CN206255849U true CN206255849U (en) | 2017-06-16 |
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ID=59024019
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621164964.0U Active CN206255849U (en) | 2016-10-25 | 2016-10-25 | The recovery system of bromide is pyrolyzed for scrapping electronic circuit board |
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| CN (1) | CN206255849U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106477615A (en) * | 2016-10-25 | 2017-03-08 | 格林美（武汉）城市矿产循环产业园开发有限公司 | For scrapping recovery system and its technique of electronic circuit board pyrolysis bromide |
| CN112169990A (en) * | 2019-07-02 | 2021-01-05 | 重庆市易特杰机械制造有限公司 | Dust-free crushing workstation and using method thereof |
-
2016
- 2016-10-25 CN CN201621164964.0U patent/CN206255849U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106477615A (en) * | 2016-10-25 | 2017-03-08 | 格林美（武汉）城市矿产循环产业园开发有限公司 | For scrapping recovery system and its technique of electronic circuit board pyrolysis bromide |
| CN106477615B (en) * | 2016-10-25 | 2018-01-30 | 格林美（武汉）城市矿产循环产业园开发有限公司 | For scrapping the recovery system and its technique of electronic circuit board pyrolysis bromide |
| CN112169990A (en) * | 2019-07-02 | 2021-01-05 | 重庆市易特杰机械制造有限公司 | Dust-free crushing workstation and using method thereof |
| CN112169990B (en) * | 2019-07-02 | 2023-10-24 | 重庆市易特杰机械制造有限公司 | Dust-free crushing workstation and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201012 Address after: 431400 No.9, Bipu Road, cangbu street, Xinzhou District, Wuhan City, Hubei Province Patentee after: Greenmei (Wuhan) electronic waste disposal Co., Ltd Patentee after: Henan green recycling electronic waste disposal Co., Ltd Patentee after: JIANGXI GREEN ECO-MANUFACTURE RESOURCE CYCLE Co.,Ltd. Address before: 431400, Xinzhou District, Hubei City, Wuhan Province Port Street, Wu Bin North Road Patentee before: Greenland (Wuhan) city mineral recycling Industrial Park Development Co.,Ltd. Patentee before: HENAN MUTONG ENVIRONMENTAL PROTECTION INDUSTRY Co.,Ltd. Patentee before: GEM (TIANJIN) URBAN MINING RECYCLING INDUSTRY DEVELOPMENT Co.,Ltd. Patentee before: Grammy Corp. |
|
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| CP01 | Change in the name or title of a patent holder |
Address after: 431400 No.9, Bipu Road, cangbu street, Xinzhou District, Wuhan City, Hubei Province Patentee after: Wuhan green recycling electronic waste disposal Co.,Ltd. Patentee after: Henan green recycling electronic waste disposal Co., Ltd Patentee after: Jiangxi Green Recycling Industry Co.,Ltd. Address before: 431400 No.9, Bipu Road, cangbu street, Xinzhou District, Wuhan City, Hubei Province Patentee before: Greenmei (Wuhan) electronic waste disposal Co., Ltd Patentee before: Henan green recycling electronic waste disposal Co., Ltd Patentee before: JIANGXI GREEN ECO-MANUFACTURE RESOURCE CYCLE Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |