CN107321271A - A kind of useless circuit board production copper sulphate device and its technique - Google Patents
A kind of useless circuit board production copper sulphate device and its technique Download PDFInfo
- Publication number
- CN107321271A CN107321271A CN201710666981.7A CN201710666981A CN107321271A CN 107321271 A CN107321271 A CN 107321271A CN 201710666981 A CN201710666981 A CN 201710666981A CN 107321271 A CN107321271 A CN 107321271A
- Authority
- CN
- China
- Prior art keywords
- reaction solution
- circuit board
- reactor
- copper sulphate
- kettle
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- 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.)
- Pending
Links
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 78
- 238000007599 discharging Methods 0.000 claims abstract description 55
- 239000012452 mother liquor Substances 0.000 claims abstract description 24
- 239000000243 solution Substances 0.000 claims description 62
- 239000002699 waste material Substances 0.000 claims description 34
- 239000000843 powder Substances 0.000 claims description 22
- 239000002245 particle Substances 0.000 claims description 21
- 239000011259 mixed solution Substances 0.000 claims description 17
- 238000005406 washing Methods 0.000 claims description 16
- 229910001220 stainless steel Inorganic materials 0.000 claims description 11
- 239000010935 stainless steel Substances 0.000 claims description 11
- 239000012295 chemical reaction liquid Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 8
- 235000013312 flour Nutrition 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 5
- 241000009298 Trigla lyra Species 0.000 claims description 4
- 238000002425 crystallisation Methods 0.000 claims description 4
- 230000008025 crystallization Effects 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 230000004044 response Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/008—Feed or outlet control devices
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G3/00—Compounds of copper
- C01G3/10—Sulfates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing Of Printed Wiring (AREA)
Abstract
The present invention relates to a kind of useless circuit board production copper sulphate device and its technique, wherein device has at least one reactor, reaction solution feed tube, auger, feeder, discharging pump, filter and mother liquor tank；The discharging opening of auger is connected with reaction solution feed tube and communicated；The reactor includes kettle and the first agitator；First agitator is arranged in kettle；The feeder includes the gas blow pipe of connection air feed equipment；Gas blow pipe is equipped with each kettle；The charging aperture of first reactor is connected with the outlet end of reaction solution feed tube and communicated, the charging aperture of next reactor is connected with the charging aperture of a upper reactor by discharging pump and communicated, the discharging opening of last reactor is communicated by discharging pump with the charging aperture connection of filter, and the discharging opening of filter is communicated with the inlet connection of mother liquor tank.The present invention realizes the preparation of copper sulphate using said apparatus, and production efficiency is high, small to production environment and surrounding enviroment pollution.
Description
Technical field
The present invention relates to copper sulphate preparation field, more particularly to a kind of useless circuit board production copper sulphate device and its technique.
Background technology
Electronic circuit board, is formed by copper base and insulation board compoiste adhering.With developing rapidly for electronics industry, waste and old electricity
Road plate turns into various lots of industrial refuse, and handles these waste and old circuit boards, generally using the method crushed or burnt, goes
Copper material is reclaimed except its insulation board.Burning facture will cause serious pollution for environment.And pulverization process method is not only not
Can be by waste and old circuit board effective recycling, and need to spend more cost.Therefore have and utilize waste and old circuit board regeneration
The production method of copper sulphate.The production method solves the process problem of various lots of waste and old circuit board.But with this life
The utilization of production method, the problem of having new again produces.Present production method is to hang in dress after waste and old circuit board is tied up vertically
Have in the reactive tank of reaction mother liquor, then hung in oxidation trough and further reacted again through reaction after a while, finally
Hung in rinse bath and cleaned.Just because of its production procedure so that what is bad for production environment, and there are a large amount of ponding on ground, empty
There is substantial amounts of sour gas in gas, and also influence in lifting its production efficiency, and need to put into certain staff.
The content of the invention
First purpose of the present invention is to provide a kind of useless circuit board life that can effectively improve production efficiency and working environment
Produce copper sulphate device.
Realizing the technical scheme of first purpose of the invention is：The present invention has at least one reactor, reaction solution feed liquor
Pipe, auger, feeder, discharging pump, filter and mother liquor tank；The discharging opening of auger is connected with reaction solution feed tube and communicated；Institute
Stating reactor includes kettle and the first agitator；First agitator is arranged in kettle；The feeder includes connection
The gas blow pipe of air feed equipment；Gas blow pipe is equipped with each kettle；The charging aperture of first reactor and reaction solution feed tube
Outlet end connection communicate, the charging aperture of next reactor is connected phase by discharging pump with the charging aperture of a upper reactor
Logical, the discharging opening of last reactor is communicated by discharging pump with the charging aperture connection of filter, the discharging opening of filter with
The inlet connection of mother liquor tank is communicated.
Also include reaction liquid mixer simultaneously；The reaction liquid mixer includes stainless steel and the second agitator；It is described
Second agitator is arranged in stainless steel；The stainless steel is provided with allotment charging aperture and reaction solution discharging opening；It is described anti-
Answer liquid discharging opening to be connected with reaction solution feed tube to communicate.
The discharging opening of above-mentioned auger is connected with reaction solution feed tube by powder guiding tube and communicated；Reaction solution feed tube enters
Liquid end is higher than the outlet end of reaction solution feed tube；The powder entering end of powder guiding tube is higher than the flour extraction end of powder guiding tube；It is described enter
Powder end is communicated with the discharging opening connection of auger, and flour extraction end is connected with reaction solution feed tube and communicated.
The outside of above-mentioned kettle is provided with heat-insulation layer；The kettle is provided with heater.
Above-mentioned kettle is provided with cleaning import and washing outlet；The washing outlet is arranged on autoclave body bottom；The cleaning
Valve body of the outlet provided with control washing outlet folding.
The ball valve of control piper folding is provided with the inlet of above-mentioned mother liquor tank.
The discharging opening of aforesaid reaction vessel is higher than the charging aperture of reactor.
Second object of the present invention is to provide one kind and prepares copper sulphate using above-mentioned useless circuit board production copper sulphate device
Technique, this is easy to operate, and reaction is thorough, and waste and old copper material reclaims thorough.
Realizing the technical scheme of second purpose of the invention is：The present invention comprises the following steps：
A, waste and old circuit board crushed, obtain waste and old circuit board particle；
B, the waste and old circuit board particle in step A is input in reaction solution feed tube by auger；
C, reaction solution are entered in reactor with waste and old circuit board particle by reaction solution feed tube；
D, waste and old circuit board particle occur chemical reaction with reaction solution and air in a kettle. and obtain mixed solution；
E, by discharging pump mixed solution is transported in filter, by filter impurity screening, and by after filtering
Mixed solution is transported in mother liquor tank；
F, by mother liquor tank mixed solution output and Temperature fall crystallization obtain copper sulphate.
The speed that waste and old circuit board particle is input in reaction solution feed tube in above-mentioned steps B is 90Kg/h；The step C
The input speed of middle reaction solution is 550Kg/h；It is 105 DEG C to ensure the temperature in reactor in the step D.
The present invention has positive effect：(1) present invention is crushed waste and old circuit board, can greatly improve reaction speed
With the rate of recovery of copper；
(2) the waste and old circuit board powder in powder guiding tube is brought into reactor by the present invention using reaction solution, is designed
It is ingenious, and the adjustment of mixed proportion can be realized by controlling the output quantity of reaction solution and the output quantity of auger, it is convenient fast
It is prompt；
(3) heater in the present invention on kettle can provide heat for reaction, so that reaction efficiency is improved, while kettle
Heat-insulation layer on body, is conducive to the constant of reaction temperature, efficient energy-saving；
(4) kettle is conducive to the cleaning of reactor by cleaning import and washing outlet in the present invention, so as to ensure reaction
Recovery state is optimal；
(5) technique that copper sulphate is produced in the present invention, simple to operate, automaticity is high, production process closing, produces ring
Border and surrounding enviroment influence are small.
Brief description of the drawings
In order that present disclosure is easier to be clearly understood, it is right below according to specific embodiment and with reference to accompanying drawing
The present invention is described in further detail, wherein
Fig. 1 produces the structural representation of copper sulphate device for useless circuit board in the present invention；
Fig. 2 produces the structural representation of copper sulphate device embodiment two for useless circuit board in the present invention；
Fig. 3 is the structural representation of reactor and feeder in the present invention；
Fig. 4 is the structural representation of reaction liquid mixer in the present invention.
Embodiment
(embodiment 1)
See Fig. 1, Fig. 3 and Fig. 4, the present invention has a reactor 1, reaction solution feed tube 2, auger 3, feeder 4, gone out
Expect pump 5, filter 6, mother liquor tank 7 and reaction liquid mixer 8；The discharging opening of auger 3 passes through powder guiding tube 9 and reaction solution feed liquor
The connection of pipe 2 is communicated；The reactor 1 includes the agitator 12 of kettle 11 and first；First agitator 12 is arranged on kettle 11
It is interior；The feeder 4 includes the gas blow pipe 41 of connection air feed equipment；The gas blow pipe 41 is arranged in kettle 11；It is described anti-
Liquid mixer 8 is answered to include the agitator 82 of stainless steel 81 and second；Second agitator 82 is arranged in stainless steel 81；Institute
Stainless steel 81 is stated provided with allotment charging aperture and reaction solution discharging opening；The reaction solution discharging opening and reaction solution feed tube 2
Liquid feeding end connection is communicated；The charging aperture of reactor 1 is connected with the outlet end of reaction solution feed tube 2 and communicated, the discharging opening of reactor 1
It is connected and is communicated with the charging aperture of filter 6 by discharging pump 5, the discharging opening of filter 6 is connected phase with the inlet of mother liquor tank 7
It is logical；The discharging opening of the reactor 1 is higher than the charging aperture of reactor 1.
The reaction liquid mixer 8 and auger 3 are arranged at the top of reactor, therefore the feed liquor of reaction solution feed tube 2
Outlet end of the end higher than reaction solution feed tube 2；The powder entering end of powder guiding tube 9 is higher than the flour extraction end of powder guiding tube 9；It is described enter
Powder end is connected with the discharging opening of auger 3 and communicated, and flour extraction end is connected with reaction solution feed tube 2 and communicated.
The outside of the kettle 11 is provided with heat-insulation layer 13；The kettle 11 is provided with heater.
The kettle 11 is provided with cleaning import and washing outlet；The washing outlet is arranged on the bottom of kettle 11；Institute
State valve body of the washing outlet provided with control washing outlet folding.
The ball valve of control piper folding is provided with the inlet of the mother liquor tank 7.
The present invention produces the copper sulphate device technique for preparing copper sulphate using above-mentioned useless circuit board, it is characterised in that including with
Lower step：
A, waste and old circuit board crushed, obtain waste and old circuit board particle；
B, the waste and old circuit board particle in step A is input in reaction solution feed tube 2 by auger 3；
C, reaction solution are entered in reactor 1 with waste and old circuit board particle by reaction solution feed tube 2；
D, waste and old circuit board particle occur chemical reaction with reaction solution and air in reactor 1 and obtain mixed solution；
E, by discharging pump 5 mixed solution is transported in filter 6, by the impurity screening of filter 6, and will be after filtering
Mixed solution be transported in mother liquor tank 7；
F, by mother liquor tank 7 mixed solution output and Temperature fall crystallization obtain copper sulphate.
The speed that waste and old circuit board particle is input in reaction solution feed tube 2 in above-mentioned steps B is 90Kg/h；The step
The input speed of reaction solution is 550Kg/h in C；It is 105 DEG C to ensure the temperature in reactor 1 in the step D.
(embodiment 2)
See Fig. 2 to Fig. 4, invention has three reactors 1, reaction solution feed tube 2, auger 3, three supply dresses
Put 4, three discharging pumps 5, filter 6, mother liquor tank 7 and reaction liquid mixer 8；The discharging opening of auger 3 by powder guiding tube 9 with
The connection of reaction solution feed tube 2 is communicated；The reactor 1 includes the agitator 12 of kettle 11 and first；First agitator 12 is set
Put in kettle 11；The feeder 4 includes the gas blow pipe 41 of connection air feed equipment；Air blowing is equipped with each kettle 11
Pipe 41；The reaction liquid mixer 8 includes the agitator 82 of stainless steel 81 and second；Second agitator 82 is arranged on mixing
In container 81；The stainless steel 81 is provided with allotment charging aperture and reaction solution discharging opening；The reaction solution discharging opening and reaction
The liquid feeding end connection of liquid feed tube 2 is communicated；
The charging aperture of first reactor 1 is connected with the outlet end of reaction solution feed tube 2 and communicated, second reactor 1
Charging aperture is connected by first discharging pump 5 with the discharging opening of first reactor 1, and the charging aperture of the 3rd reactor 1 passes through
Second discharging pump 5 is connected with the discharging opening of second reactor 1, and the discharging opening of the 3rd reactor 1 passes through the 3rd discharging
Pump 5 is connected with the charging aperture of filter 6 and communicated, and the discharging opening of filter 6 is connected with the inlet of mother liquor tank 7 to be communicated；It is described anti-
The discharging opening of kettle 1 is answered to be higher than the charging aperture of reactor 1.
The reaction liquid mixer 8 and auger 3 are arranged at the top of reactor, therefore the feed liquor of reaction solution feed tube 2
Outlet end of the end higher than reaction solution feed tube 2；The powder entering end of powder guiding tube 9 is higher than the flour extraction end of powder guiding tube 9；It is described enter
Powder end is connected with the discharging opening of auger 3 and communicated, and flour extraction end is connected with reaction solution feed tube 2 and communicated.
The outside of the kettle 11 is provided with heat-insulation layer 13；The kettle 11 is provided with heater.
The kettle 11 is provided with cleaning import and washing outlet；The washing outlet is arranged on the bottom of kettle 11；Institute
State valve body of the washing outlet provided with control washing outlet folding.
The ball valve of control piper folding is provided with the inlet of the mother liquor tank 7.
The present invention produces the copper sulphate device technique for preparing copper sulphate using above-mentioned useless circuit board, it is characterised in that including with
Lower step：
A, waste and old circuit board crushed, obtain waste and old circuit board particle；
B, the waste and old circuit board particle in step A is input in reaction solution feed tube 2 by auger 3；
C, reaction solution are entered in first reactor 1 with waste and old circuit board particle by reaction solution feed tube 2；
D, waste and old circuit board particle occur chemical reaction with reaction solution and air in first reactor 1 and obtain mixing molten
Liquid；Then, mixed solution is transported in second reactor 1 by secondary response again by first discharging pump 5；Then, is passed through
Mixed solution is transported in the 3rd reactor 1 secondary response again by two discharging pumps 5；
E, by the 3rd discharging pump 5 mixed solution is transported in filter 6, by the impurity screening of filter 6, and will
Mixed solution after filtering is transported in mother liquor tank 7；
F, by mother liquor tank 7 mixed solution output and Temperature fall crystallization obtain copper sulphate.
The speed that waste and old circuit board particle is input in reaction solution feed tube 2 in above-mentioned steps B is 90Kg/h；The step
The input speed of reaction solution is 550Kg/h in C；It is 105 DEG C to ensure the temperature in reactor 1 in the step D.
By many secondary responses, fully the copper in waste and old circuit board particle is reclaimed.
Particular embodiments described above, has been carried out further in detail to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail it is bright, should be understood that the foregoing is only the present invention specific embodiment, be not intended to limit the invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvements done etc., should be included in the guarantor of the present invention
Within the scope of shield.
Claims (10)
1. a kind of useless circuit board produces copper sulphate device；It is characterized in that：With at least one reactor (1), reaction solution feed liquor
Manage (2), auger (3), feeder (4), discharging pump (5), filter (6) and mother liquor tank (7)；The discharging opening of auger (3) with it is anti-
Liquid feed tube (2) connection is answered to communicate；The reactor (1) includes kettle (11) and the first agitator (12)；First stirring
Device (12) is arranged in kettle (11)；The feeder (4) includes the gas blow pipe (41) of connection air feed equipment；Each kettle
(11) gas blow pipe (41) is equipped with；The charging aperture of first reactor (1) is connected phase with the outlet end of reaction solution feed tube (2)
Logical, the charging aperture of next reactor (1) is connected by discharging pump (5) with the charging aperture of a upper reactor (1) to be communicated, finally
The discharging opening of one reactor (1) is connected with the charging aperture of filter (6) by discharging pump (5) and communicated, the discharging of filter (6)
Mouth is connected with the inlet of mother liquor tank (7) to be communicated.
2. a kind of useless circuit board production copper sulphate device according to claim 1, it is characterised in that：It is also mixed including reaction solution
Clutch (8)；The reaction liquid mixer (8) includes stainless steel (81) and the second agitator (82)；Second agitator
(82) it is arranged in stainless steel (81)；The stainless steel (81) is provided with allotment charging aperture and reaction solution discharging opening；It is described
Reaction solution discharging opening is connected with reaction solution feed tube (2) and communicated.
3. a kind of useless circuit board production copper sulphate device according to claim 1 or 2, it is characterised in that：The auger (3)
Discharging opening be connected and communicate with reaction solution feed tube (2) by powder guiding tube (9)；The liquid feeding end of reaction solution feed tube (2) is high
Outlet end in reaction solution feed tube (2)；The powder entering end of powder guiding tube (9) is higher than the flour extraction end of powder guiding tube (9)；It is described
Powder entering end is connected with the discharging opening of auger (3) and communicated, and flour extraction end is connected with reaction solution feed tube (2) and communicated.
4. a kind of useless circuit board production copper sulphate device according to claim 1 or 2, it is characterised in that：The kettle
(11) outside is provided with heat-insulation layer (13)；The kettle (11) is provided with heater.
5. a kind of useless circuit board production copper sulphate device according to claim 1 or 2, it is characterised in that：The kettle
(11) provided with cleaning import and washing outlet；The washing outlet is arranged on the bottom of kettle (11)；In the washing outlet
Valve body provided with control washing outlet folding.
6. a kind of useless circuit board production copper sulphate device according to claim 1 or 2, it is characterised in that：The mother liquor tank
(7) ball valve of control piper folding is provided with inlet.
7. a kind of useless circuit board production copper sulphate device according to claim 1 or 2, it is characterised in that：The reactor
(1) discharging opening is higher than the charging aperture of reactor (1).
8. a kind of useless circuit board production copper sulphate device according to claim 7, it is characterised in that：The kettle (11)
Outside is provided with heat-insulation layer (13)；The kettle (11) is provided with heater；Provided with control at the inlet of the mother liquor tank (7)
The ball valve of pipeline folding.
9. useless circuit board production copper sulphate device prepares the technique of copper sulphate described in a kind of utilization claim 1 or 2, its feature exists
In comprising the following steps：
A, waste and old circuit board crushed, obtain waste and old circuit board particle；
B, the waste and old circuit board particle in step A is input in reaction solution feed tube (2) by auger (3)；
C, reaction solution are entered in reactor (1) with waste and old circuit board particle by reaction solution feed tube (2)；
D, waste and old circuit board particle occur chemical reaction with reaction solution and air in reactor (1) and obtain mixed solution；
E, by discharging pump (5) mixed solution is transported in filter (6), by filter (6) impurity screening, and will filtering
Mixed solution afterwards is transported in mother liquor tank (7)；
F, by mother liquor tank (7) mixed solution output and Temperature fall crystallization obtain copper sulphate.
10. the technique according to claim 11 for preparing copper sulphate, it is characterised in that：Waste and old circuit board in the step B
The speed that particle is input in reaction solution feed tube (2) is 90Kg/h；The input speed of reaction solution is 550Kg/ in the step C
h；It is 105 DEG C to ensure the temperature in reactor (1) in the step D.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710666981.7A CN107321271A (en) | 2017-08-07 | 2017-08-07 | A kind of useless circuit board production copper sulphate device and its technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710666981.7A CN107321271A (en) | 2017-08-07 | 2017-08-07 | A kind of useless circuit board production copper sulphate device and its technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107321271A true CN107321271A (en) | 2017-11-07 |
Family
ID=60225665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710666981.7A Pending CN107321271A (en) | 2017-08-07 | 2017-08-07 | A kind of useless circuit board production copper sulphate device and its technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107321271A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1414123A (en) * | 2001-10-23 | 2003-04-30 | 金居开发铜箔股份有限公司 | Method of recovering waste copper foil |
| US6599485B1 (en) * | 1997-04-15 | 2003-07-29 | Mitsubishi Heavy Industries, Ltd. | Apparatus for decomposing PCB |
| CN201338944Y (en) * | 2009-02-02 | 2009-11-04 | 刘泽亮 | Improved copper soluble kettle |
| CN202913037U (en) * | 2012-06-12 | 2013-05-01 | 泓泰环保科技股份有限公司 | Waste copper recovery device capable of recycling solvent |
-
2017
- 2017-08-07 CN CN201710666981.7A patent/CN107321271A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6599485B1 (en) * | 1997-04-15 | 2003-07-29 | Mitsubishi Heavy Industries, Ltd. | Apparatus for decomposing PCB |
| CN1414123A (en) * | 2001-10-23 | 2003-04-30 | 金居开发铜箔股份有限公司 | Method of recovering waste copper foil |
| CN201338944Y (en) * | 2009-02-02 | 2009-11-04 | 刘泽亮 | Improved copper soluble kettle |
| CN202913037U (en) * | 2012-06-12 | 2013-05-01 | 泓泰环保科技股份有限公司 | Waste copper recovery device capable of recycling solvent |
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Address after: 213000 no.6-5, hengluo Road, Henglin Town, Wujin District, Changzhou City, Jiangsu Province Applicant after: Jiangsu Xia PhD environment Polytron Technologies Inc. Address before: 213000 Jiangsu city of Changzhou Province Wang Zhen Wujin District No. 2 loglo cross Applicant before: Jiangsu Doctorxia Solar Energy Inc. |
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Application publication date: 20171107 |