CN100351429C - Powder body material surface treatment method and device - Google Patents
Powder body material surface treatment method and device Download PDFInfo
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- CN100351429C CN100351429C CNB2005100319732A CN200510031973A CN100351429C CN 100351429 C CN100351429 C CN 100351429C CN B2005100319732 A CNB2005100319732 A CN B2005100319732A CN 200510031973 A CN200510031973 A CN 200510031973A CN 100351429 C CN100351429 C CN 100351429C
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Abstract
The present invention relates to a method for processing the surface of powder material and a device thereof. The surface of powder material is processed by adding treating liquid under the conditions of constant temperature heating and inert atmosphere protection, and the processed powder material, the treating liquid and cleaning liquid can be effectively separated under the condition that the powder material does not contact atmosphere. The device comprises a material treating reaction kettle and a cleaning and filtering kettle, wherein the material processing reaction kettle is provided with a stirrer, the cleaning and filtering kettle is arranged under the material processing reaction kettle, the wash filtering kettle and the material processing reaction kettle are connected by a catheter which is provided with a valve, and the device is formed by the connection of a heating groove, a heating circulation pump, a treating liquid groove, an inert gas high pressure bottle, etc. The present invention not only effectively integrates treating reaction and cleaning and filtering processes, which makes the whole structure simple and cost low, but also can carry out sufficient and effective surface treatment for the powder material according to the requirements and can carry out transfer and effective separation for the processed powder material, the treating liquid and the cleaning liquid under the condition of the avoidance of the direct contact the atmosphere.
Description
Technical field
The present invention relates to a kind of surface treatment method and device of powder body material; further refer to a kind ofly can heat constant temperature and having under the condition of inert atmosphere protection; carry out the surface treatment of powder body material, and can have powder body material and treatment solution, scavenging solution after handling under the condition of inert atmosphere protection to carry out the method and apparatus that effective isolating powder body material surface is handled.
Background technology
Powder body material is carried out surface treatment, can improve the physics or the chemical property of material, for example surface treated battery powder materials is at conductivity, heat conductivility, electrochemical reaction performance, high temperature performance, charge-discharge magnification with all can improve on the life-span.Present known powder body material surface is handled and is adopted wet method mostly, and treatment facility comprises reactor, strainer and the drying machine etc. of controlled temperature detection.Existing treatment process is separated with the device technique process, equipment disperses; not only complex structure, cost height; handled powder body material is difficult to get a desired effect; be difficult to simultaneously the powder body material after handling is effectively separated with scavenging solution with treatment solution; especially for handling and the cleaning and filtering multistep process is continuous or repeat having; maybe need material is taked to lack effective means especially under the situation of anti-oxidant and anti-pollution protection.
Summary of the invention
The technical problem to be solved in the present invention is, defective at the prior art existence, a kind of battery powder body material surface treatment method and device are proposed, this method and apparatus not only can effectively integrate processing reaction, cleaning and filtering multistep and iterative process process, also make material processing reactor and cleaning and filtering still structurally obtain integrating, make that one-piece construction is simpler, cost is lower, and can carry out fully effectively surface treatment on request to powder body material, and the powder body material after handling is effectively separated with scavenging solution with treatment solution.
One of technical solution of the present invention is that described battery is with the processing step of powder body material surface treatment method:
(1) in sealed reactor, put into and need carry out surface-treated powder body material and surface treatment liquid, then:
(2) will inject protective gas after the reaction kettle for vacuumizing, in reactor periphery chuck, pump into heating liquid and keep circulating and, make the temperature of reactor reach set(ting)value and keep stable the reactor heating;
(3) the startup whipping appts carries out continuously stirring to the mixture of treatment solution and powder body material, reaches the predetermined process time;
(4) stop to stir and heating, the mixture of surface treatment liquid in the reactor and powder body material is transferred in the cleaning and filtering still of sealing;
(5) the reactor inner chamber is washed, washing fluid also is input in the cleaning and filtering still;
(6) input high-pressure inert gas or high-pressure air in the cleaning and filtering still of sealing, the pressure by high pressure gas make treatment solution and handle after powder body material separate, then:
(7) in the cleaning and filtering still, inject pure water, import high pressure gas again and carry out press filtration;
Carry out repeatedly repeatedly above-mentioned cleaning step (6), (7), makes the powder body material after the processing no longer contain treatment solution, and reach the degree of doing of the batching that can be directly used in next step.
The action principle of aforesaid method of the present invention is, a. operations such as the processing of powder body material, cleaning, filtration are all carried out under specific protective atmosphere continuously, and the material surface after the processing of having avoided producing when correlation step separately carried out is because the chemically reactive of height is being handled middle-chain owing to contact the influence that loses activity or be subjected to contaminating impurity in the air with air; B. the material processing process can satisfy the needs of continuously stirring under the constant temperature of heating, inert atmosphere protection, the sealing condition (to improve the efficient of reaction) simultaneously; C. after finishing, reaction can under the protective atmosphere air tight condition, carry out the transfer of material; D. the processing of material can realize continuous operation, and promptly preceding batch of material enters cleaning and filtering after the stage, can make reactor enter the handling procedure of next batch material rapidly.The material processing of being undertaken by such technical process, the treatment effect of its material is good, avoided once more active the reduction and contaminated possibility, removed from and handled the operation that dry material the back, the efficient of whole material processing process is improved greatly, obvious processing effect is improved, and operation is simple and reliable also to make processing simultaneously.
Two of technical solution of the present invention is, described battery consists of with the powder body material surface treatment unit, it comprises the reactor of sealing and is positioned at its below and through the cleaning and filtering still that is communicated with it of pipeline of band valve, on being housed in the described reactor, stirring rake and its rotating shaft pass through of the axle connection of the upper cover of reactor with its top electric motor, this reactor periphery is provided with the chuck of band fluid inlet and liquid outlet and its inner chamber top is provided with circular spray tube, described cleaning and filtering still inner chamber top is provided with circular spray tube, the bottom is provided with screen plate and outlet at bottom is equipped with valve, the powder that the upper cover of described reactor is provided with closure adds inlet and the thermopair that extends its inner chamber is housed, handling liquid bath is communicated with through the fluid inlet of valve and pipeline identical reaction kettle upper cover, a road the circular spray tube in a valve identical reaction kettle that inlet end is equipped with the pure water inlet tube of valve is communicated with and another road is communicated with the circular spray tube in the cleaning and filtering still through another valve, airway on the reactor upper cover is divided into three the tunnel after through a valve, wherein one the tunnel connects with the rare gas element bomb and another Lu Jingyi valve connects with vacuum pump through a valve, and one tunnel compressed air inlet pipe that valve is housed with inlet end is communicated with again; A road of the airway of cleaning and filtering still upper cover connects with described vacuum pump and another road is divided into two-way behind another valve through a valve, wherein one the tunnel connects described rare gas element bomb, and another road is communicated with described compressed air inlet pipe; The liquid outlet of this heating cycle pump is communicated with through the fluid inlet of a valve identical reaction kettle chuck liquid outlet of heating tank with the fluid inlet connection of heating cycle pump through a valve, and the liquid outlet of reacting kettle jacketing is communicated with and the composition circulation loop through the fluid inlet of pipeline with heating tank.
Below the structure of apparatus of the present invention made further specify.
Referring to Fig. 1 to Fig. 3, the cleaning and filtering still 2 that apparatus of the present invention comprise the reactor 1 of sealing and are positioned at its below and are communicated with it through the pipeline of band valve V12, on being housed in the described reactor 1, stirring rake 17 and its rotating shaft pass through of the axle connection of the upper cover 11 of reactor 1 with its top electric motor 10, this reactor 1 periphery is provided with the chuck 15 of band fluid inlet and liquid outlet and its inner chamber top is provided with circular spray tube 12, described cleaning and filtering still 2 inner chamber tops are provided with circular spray tube 24, the bottom is provided with screen plate 29 and outlet at bottom is equipped with valve V13, the powder that the upper cover 11 of described reactor 1 is provided with closure adds inlet and the thermopair 14 that extends its inner chamber is housed, handling liquid bath 5 is communicated with through the fluid inlet of valve V11 and pipeline identical reaction kettle upper cover 11, a road the circular spray tube 12 in a valve V3 identical reaction kettle 1 that inlet end is equipped with the pure water inlet tube 8 of valve V1 is communicated with and another road is communicated with the circular spray tube in the cleaning and filtering still 2 24 through another valve V2, airway on the reactor upper cover 11 is divided into three the tunnel after through a valve V6, wherein one the tunnel connects with rare gas element bomb 7 and another Lu Jingyi valve V15 connects with vacuum pump 6 through a valve V14, and one tunnel compressed air inlet pipe 9 that valve V4 is housed with inlet end is communicated with again; A road of the airway of cleaning and filtering still upper cover 23 connects with described vacuum pump 6 and another road is divided into two-way behind another valve V5 through a valve V7, wherein one the tunnel connect described rare gas element bomb 7 through valve V14, another road is communicated with described compressed air inlet pipe 9; The liquid outlet of this heating cycle pump 4 is communicated with through the fluid inlet 19 of a valve V8 identical reaction kettle chuck 15 liquid outlet of heating tank 3 with the fluid inlet connection of heating cycle pump 4 through a valve V10, and the liquid outlet 13 of reacting kettle jacketing 15 is communicated with and the composition circulation loop through the fluid inlet of pipeline with heating tank 3.Also tensimeter 31, tensimeter 32 can be housed at the upper cover of described reactor 1 and cleaning and filtering still 2 respectively.
The working process of device of the present invention is (referring to Fig. 1), at first open heating tank 3 power supplys and heating fluid is heated the temperature that reaches predetermined, add inlet and open valve V11 by described powder then powder body material and treatment solution are joined in the reactor 1, then seal powder and add inlet, valve-off V11, open 6 pairs of reactors 1 of vacuum pump and vacuumize; Vacuumize finish after, in reactor 1, charge into rare gas element, and start stirring rake 17, open the heating cycle pump 4 of heating liquid bath 3 simultaneously, by 15 pairs of reactor 1 heat tracings of chuck of hot circulating solution and reactor still wall.After the treatment time reaches requirement, stop stirring rake 17 rotation, close heating cycle pump 4 and heating tank 3 power supplys, begin cleaning and filtering still 2 is vacuumized this moment, the powder body material, treatment solution and the scavenging solution that are beneficial in the reactor 1 flow into, open reactor 1 then and connect valve V12, (battery) powder body material, treatment solution and scavenging solution are injected in the cleaning and filtering still 2 with cleaning and filtering still 2; Valve-off V12 then again, open the valve V5 of cleaning and filtering still 2 and open valve V14 or V4, in cleaning and filtering still 2, charge into high-pressure inert gas or high-pressure air, powder body material, treatment solution and scavenging solution after handling are carried out press filtration handle, treatment solution and scavenging solution are discharged by valve V13 and output tube; Close the valve V13 of cleaning and filtering still 2 again, after in cleaning and filtering still 2, injecting an amount of pure water equably by the circular spray tubes 24 in the cleaning and filtering still 2, then close pure water valve V2 and open the valve V13 of cleaning and filtering still bottom again, injection high-pressure inert gas or high-pressure air are discharged scavenging solution in cleaning and filtering still 2, repeated multiple times like this is till the treatment solution with powder body material surface cleans up and press dry substantially.
From the structure of said apparatus and working process as can be known, apparatus of the present invention can be carried out fully effectively surface treatment to powder body material on request under the condition of control processing atmosphere and temperature, and powder body material, treatment solution and the scavenging solution after handling effectively separated; Simple in structure, easy to operate, cheap, the wide application of device are fit to the powder body material surface processing that the differing materials different process requires; Technical process is compact succinctly, handiness is strong; Can realize handling continuously operation.
As known from the above, the present invention is a kind of battery powder body material surface treatment method and device, this method is good to the treatment effect of material, avoided once more active the reduction and contaminated possibility, removed from and handled the operation that dry material the back, the efficient of whole material processing process is improved greatly, obvious processing effect is improved, operation is simple and reliable, technical process is compact succinctly, handiness is strong also to make processing simultaneously, can realize handling continuously operating; Described apparatus structure is simple, easy to operate, cheap, wide application, is fit to the powder body material surface processing that the differing materials different process requires.
Description of drawings
Fig. 1 is a kind of example structure synoptic diagram of device of the present invention;
Fig. 2 is the vertical sectional structure chart of a kind of embodiment of reactor described in apparatus of the present invention;
Fig. 3 is the vertical sectional structure chart of a kind of embodiment of the still of cleaning and filtering described in apparatus of the present invention;
Fig. 4 is that a kind of embodiment sealed structure chart of upper cover (corresponding site enlarged view among Fig. 2) is passed through in the stirring rake rotating shaft among Fig. 2;
Fig. 5 is a kind of embodiment sealed structure chart (corresponding site enlarged view among Fig. 3) of Fig. 3 middle cylinder body 25 and lower cover 26 combining sites.
In above-mentioned accompanying drawing:
The 1-reactor, 2-cleaning and filtering still, the 3-heating tank,
4-heating cycle pump, 5-handles liquid bath, the 6-vacuum pump,
7-rare gas element bomb, 8-pure water inlet tube, 9-compressed air inlet pipe,
The 10-electric motor, the 11-upper cover, the 12-circular spray tube,
The 13-liquid outlet, the 14-thermopair, the 15-chuck,
The 16-cylindrical shell, the 17-stirring rake, the 18-lower cover,
The 19-fluid inlet, the two-sided shield ball-bearing of 20-, the 21-axle sleeve,
22-axle envelope, the 23-upper cover, the 24-circular spray tube,
The 25-cylindrical shell, the 26-lower cover, the 27-gasket,
The 28-filter cloth is tightened circle, the 29-screen plate, and the 30-lifting eye bolt,
The 31-tensimeter, 32-tensimeter, V1～V16-valve.
Embodiment
Embodiment 1: a kind of powder body material surface treatment method.With the surface treatment of metal-hydrogen nickel battery cathode hydrogen storing alloy powder material is that example is illustrated: at first the temperature with the heating tank temperature regulator is set at 85--95 ℃, opens the heating tank power supply then and heating fluid is heated reaches 85--95 ℃ set(ting)value; According to the amount of the alloy powder of required processing, 1-1.5 rises surface treatment liquid according to the per kilogram alloy powder, measures the KOH treatment soln of 5--7mol/L, is injected into to handle in the liquid bath.After starting material are ready, in sealed reactor, put into and to carry out surface-treated hydrogen-storage alloy powder and surface treatment liquid, charging opening and each valve have been closed, then with reaction kettle for vacuumizing to be lower than-0.035MPa after, stop to bleed and close extraction valve, observed number minute sees whether reactor leaks gas, then open the rare gas element bomb to charge into argon gas to negative pressure be zero as air tight, stop inflation.After bleeding, inflate repeatedly several, the startup whipping appts carries out continuously stirring to the mixture of treatment solution and hydrogen-storage alloy powder, in reactor periphery chuck, pump into heating liquid and keep circulating and, make the temperature of reactor reach 80--90 ℃ and keep stable the reactor heating; After reaching 5 hours predetermined process time, stop heating and stir, the mixture of surface treatment liquid in the reactor and powder body material is transferred in the cleaning and filtering still of sealing; The reactor inner chamber is washed with pure water, and washing fluid also is input in the cleaning and filtering still; Import high-pressure inert gas-argon gas in the cleaning and filtering still of sealing, the pressure by high pressure gas makes treatment solution and scavenging solution separate with powder body material after the processing, injects pure water then in the cleaning and filtering still, imports high pressure gas again and carries out press filtration; Above cleaning step carries out repeatedly repeatedly, makes the powder body material after the processing no longer contain treatment solution, and reaches the degree of doing that can be directly used in next step batching.
Embodiment 2: a kind of powder body material surface treatment unit.In Fig. 1, Fig. 2, Fig. 3, the upper cover 11 of reactor 1 is a sealed structure, and upper cover 11 and cylindrical shell 16 connect by flange, are added with seal washer therebetween, and make upper cover 11 and 16 of cylindrical shells realize sealing by bolt.On upper cover 11, have powder and add inlet, be used in kettle, adding the powder body material that needs processing, this powder filler cap can cover tight and sealing by screw thread precession mode, on upper cover 11, have through valve V11 and chew, be used for injection powder body material treatment solution in reactor with handling connecing that liquid bath 5 links to each other; Be connected with the aqueduct of a band valve V3 on the upper cover 11 in addition, be used for injecting pure water in kettle, aqueduct is communicated with a circular spray tube 12 in still, and its effect is the even spray that helps water, and plays the effect of washing away the reactor inwall of spraying; The other end of aqueduct links to each other with the pure water inlet tube 8 of band valve V1; Also be connected with the airway of a band valve V6 on the upper cover 11; be used in reactor 1, vacuumizing, charging into shielding gas and to kettle in charge into pressurized air; the airway the other end links to each other with a four-way pipe, and other of four-way pipe three ends link to each other with vacuum pump 6 (by-pass valve control is V15), rare gas element bomb 7 (by-pass valve control is V14) and compressed air pipe 9 (by-pass valve control is V4) respectively.One thermopair 14 also is housed on reactor upper cover 11, is used to measure the actual temperature in the reactor 1.Cylindrical shell 16 peripheral hardware chucks 15, can inject thermal cycling liquid in the chuck 15, chuck 15 outer wall bottoms are connected with the catheter of a band valve V8, link to each other with the outlet of heating cycle pump 4, and the inlet of heating cycle pump 4 is communicated with the lower part outlet of heating tank 3 by the catheter of a band valve V10.The outer wall top of the chuck 15 of reactor 1 also is connected with a catheter, and as the outlet pipe of thermal cycling liquid, catheter directly links to each other with the upper entrance of heating tank 3, makes heating fluid can be back to heating tank 3.The liquid delivery line of one band valve V9 is arranged at the bottom of heating tank 3, and the replacing that is beneficial to heating tank 3 internal heating liquid is discharged.The connecting conduit of band valve V12 is arranged in the bottom of reactor 1, and the top center position of the other end of conduit and cleaning and filtering still 2 joins.The upper cover of cleaning and filtering still 2 also is connected to airway and aqueduct, and the other end of airway links to each other with vacuum pump 6 (by-pass valve control is V7), rare gas element bomb 7 (by-pass valve control is V5) and compressed air pipe 9 (by-pass valve control is V4) respectively by two Y-tubes.The aqueduct the other end joins by the pure water inlet tube 8 of a Y-tube with band valve V1, and by-pass valve control is V2.The bottom of cleaning and filtering still 2 is made up of the lower cover 26 of a band rigid filter plate 29, can install and fix filter cloth on the screen plate 29.Lower cover 26 and cleaning and filtering kettle barrel 25 connect by flange, between be added with gasket 27, and make it to realize sealing by lifting eye bolt 30 is fastening.The central position of cleaning and filtering still lower cover 26 is connected to the conduit of a band valve V13, is beneficial to the discharge of liquid and gas after the cleaning and filtering.
In Fig. 2, Fig. 4, reactor 1 is made up of cylindrical shell 16, upper cover 11, lower cover 18 as the reaction treatment cavity of material, lower cover 18 directly and cylindrical shell 16 be welded as a whole.Chuck 15 is established as heat transfer unit (HTU) in the outside of cylindrical shell 16.Heat transfer unit (HTU) also comprises hot circulating solution liquid outlet 13 and hot circulating solution fluid inlet 19, is to reach the requirement of regulation and keep constant for the temperature that makes reactor.Whipping appts is made up of stirring rake 17 and stir shaft, and wherein stirring rake 17 is a multilayer hinged joint paddle structure; The agitator transmission mechanism mainly comprises electric motor 10, step-down gear and shaft coupling, can make the whipping appts action by this device.Stirring rake 17 with certain direction and rotating speed rotation, promotes to be stirred material simultaneously and moves under electric motor 10 drives, and makes the material uniform mixing of processing, to play the purpose that speeds speed of reaction, reinforcing mass transfer or heat-transfer effect.Are furnished with supplementary units such as charge cavity (powder adds inlet), treatment solution inlet pipe, purified water inlet pipe, compressed air inlet pipe, vacuum pressure gauge and bearing on the reactor upper cover 11.In order to prevent to leak, pipe flange and vessel flange adopt the packing ring static seal.Stir shaft links to each other with step-down gear by sleeve coupling, with transferring power.Stirring electric motor 10 is weldingly fixed on the upper cover by frame, stir shaft relies on two-sided shield ball-bearing 20 acquisition supportings in the cylinder axle sleeve 21, cylinder axle sleeve 21 is welded on the central position of reactor upper cover 11, seals by axle envelope 22 between axle sleeve and the stir shaft.
In Fig. 3, Fig. 5, cleaning and filtering still 2 is made up of cylindrical shell 25, upper cover 23, lower cover 26 as the powder body material after handling being cleaned and carrying out effective isolating process chambers with treatment solution, scavenging solution.Upper cover 23 direct and cylindrical shell 25 welding are furnished with the purified water inlet pipe, compressed air inlet pipe, supplementary units such as vacuum pressure gauge, visor and bearing on the upper cover 23.Being provided with circular spray tube 24 in the cylindrical shell 25 directly links to each other with pure water inlet tube 8, adopt lifting eye bolt 30 to connect between lower cover 26 and the cylindrical shell 25 by flange, lifting eye bolt 30 is fixed on the lower cover flange, realizes the sealing between cylindrical shell 25 and the lower cover 26 by gasket 28.Have on the end face that joins with cylindrical shell 25 bonding surfaces on the lower cover 26 annular recesses be used for fixing filter cloth tighten the circle 28, filter cloth is fixed on filter cloth and tightens on the circle 28, the filter cloth that has a filter cloth is tightened circle 28 and is tiled on the screen plate 29, screen plate 29 is formed by filtering sieve plate and bracing frame, be rigid structure, and be weldingly fixed on the lower cover, this structure helps that powder body material is carried out press filtration and handles.
Claims (3)
1. a battery powder body material surface treatment method is characterized in that, its processing step is:
(1) in sealed reactor, put into and need carry out surface-treated powder body material and surface treatment liquid, then:
(2) will inject protective gas after the reaction kettle for vacuumizing, in reactor periphery chuck, pump into heating liquid and keep circulating and, make the temperature of reactor reach set(ting)value and keep stable the reactor heating;
(3) the startup whipping appts carries out continuously stirring to the mixture of treatment solution and powder body material, reaches the predetermined process time;
(4) stop to stir and heating, the mixture of surface treatment liquid in the reactor and powder body material is transferred in the cleaning and filtering still of sealing;
(5) the reactor inner chamber is washed, washing fluid also is input in the cleaning and filtering still;
(6) input high-pressure inert gas or high-pressure air in the cleaning and filtering still of sealing, the pressure by high pressure gas make treatment solution and handle after powder body material separate, then:
(7) in the cleaning and filtering still, inject pure water, import high pressure gas again and carry out press filtration;
Carry out repeatedly repeatedly above-mentioned cleaning step (6), (7), makes the powder body material after the processing no longer contain treatment solution, and reach the degree of doing that can be directly used in next step batching.
2. battery powder body material surface treatment unit, it is characterized in that, it comprises the reactor (1) of sealing and is positioned at its below and through the cleaning and filtering still (2) that is communicated with it of pipeline of band valve (V12), on being housed in the described reactor (1), stirring rake (17) and its rotating shaft pass through of the axle connection of the upper cover (11) of reactor (1) with its top electric motor (10), this reactor (1) periphery is provided with the chuck (15) of band fluid inlet and liquid outlet and its inner chamber top is provided with circular spray tube (12), described cleaning and filtering still (2) inner chamber top is provided with circular spray tube (24), screen plate (29) is equipped with in the bottom and outlet at bottom is equipped with valve (V13), the powder that the upper cover (11) of described reactor (1) is provided with closure adds inlet and the thermopair (14) that extends its inner chamber is housed, handling liquid bath (5) is communicated with through the fluid inlet of valve (V11) and pipeline identical reaction kettle upper cover (11), a road the circular spray tube (12) in a valve (V3) identical reaction kettle (1) that inlet end is equipped with the pure water inlet tube (8) of valve (V1) is communicated with, and another road is communicated with the circular spray tube (24) in the cleaning and filtering still (2) through another valve (V2), airway on the reactor upper cover (11) is divided into three the tunnel after through a valve (V6), wherein one the tunnel connects with rare gas element bomb (7) and another same vacuum pump of Lu Jingyi valve (V15) (6) connects through a valve (V14), and one tunnel compressed air inlet pipe (9) that valve (V4) is housed with inlet end is communicated with again; A road of the airway of cleaning and filtering still upper cover (23) connects with described vacuum pump (6) and another road is divided into two-way behind another valve (V5) through a valve (V7), wherein one the tunnel connect described rare gas element bomb (7) through valve (V14), another road is managed (9) with described compressed air inlet and is communicated with; The liquid outlet of this heating cycle pump (4) is communicated with through the fluid inlet (19) of a valve (V8) identical reaction kettle chuck (15) liquid outlet of heating tank (3) with the fluid inlet connection of heating cycle pump (4) through a valve (V10), and the liquid outlet (13) of reacting kettle jacketing (15) is communicated with and the composition circulation loop through the fluid inlet of the same heating tank of pipeline (3).
3. battery powder body material surface treatment unit according to claim 2 is characterized in that, at the upper cover of described reactor (1) and cleaning and filtering still (2) tensimeter (31), tensimeter (32) is housed respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100319732A CN100351429C (en) | 2005-08-04 | 2005-08-04 | Powder body material surface treatment method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100319732A CN100351429C (en) | 2005-08-04 | 2005-08-04 | Powder body material surface treatment method and device |
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| Publication Number | Publication Date |
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| CN1730723A CN1730723A (en) | 2006-02-08 |
| CN100351429C true CN100351429C (en) | 2007-11-28 |
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| CNB2005100319732A Expired - Fee Related CN100351429C (en) | 2005-08-04 | 2005-08-04 | Powder body material surface treatment method and device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4086889B1 (en) * | 2007-06-28 | 2008-05-14 | ジャパン・フィールド株式会社 | Surface treatment equipment |
| CN105014083B (en) * | 2015-06-08 | 2017-03-08 | 中铝广西有色金源稀土股份有限公司 | A kind of rare earth permanent-magnetic material hydrogen resource circulation utilizing device and its application process |
| CN108728831A (en) * | 2018-06-04 | 2018-11-02 | 安徽天宇磁业股份有限公司 | A kind of coating apparatus and its process for protecting for Nd-Fe-B permanent magnet material |
| CN109499976A (en) * | 2018-12-28 | 2019-03-22 | 东莞市沃德精密机械有限公司 | Battery cleaning device |
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|---|---|---|---|---|
| JPH059682A (en) * | 1991-07-05 | 1993-01-19 | Toyota Motor Corp | Method for heat-treating aluminum powder alloy member |
| JPH0525501A (en) * | 1991-07-19 | 1993-02-02 | Ube Ind Ltd | Production of metallic powder compact |
| CN1375353A (en) * | 2001-03-21 | 2002-10-23 | 中国石化集团齐鲁石油化工公司 | Inorganic and organic powder processing apparatus |
| CN1472261A (en) * | 2002-07-29 | 2004-02-04 | 张 伟 | Surface modifying method for superfine paint powder |
| JP2004342637A (en) * | 2003-05-13 | 2004-12-02 | Hitachi Metals Ltd | Rare earth element magnet powder and its surface treating method |
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- 2005-08-04 CN CNB2005100319732A patent/CN100351429C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH059682A (en) * | 1991-07-05 | 1993-01-19 | Toyota Motor Corp | Method for heat-treating aluminum powder alloy member |
| JPH0525501A (en) * | 1991-07-19 | 1993-02-02 | Ube Ind Ltd | Production of metallic powder compact |
| CN1375353A (en) * | 2001-03-21 | 2002-10-23 | 中国石化集团齐鲁石油化工公司 | Inorganic and organic powder processing apparatus |
| CN1472261A (en) * | 2002-07-29 | 2004-02-04 | 张 伟 | Surface modifying method for superfine paint powder |
| JP2004342637A (en) * | 2003-05-13 | 2004-12-02 | Hitachi Metals Ltd | Rare earth element magnet powder and its surface treating method |
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| CN1730723A (en) | 2006-02-08 |
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