CN108085662A - A kind of steel cylinder inner surface chemical plating nickel method and its device - Google Patents
A kind of steel cylinder inner surface chemical plating nickel method and its device Download PDFInfo
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- CN108085662A CN108085662A CN201711096121.0A CN201711096121A CN108085662A CN 108085662 A CN108085662 A CN 108085662A CN 201711096121 A CN201711096121 A CN 201711096121A CN 108085662 A CN108085662 A CN 108085662A
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- steel cylinder
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1603—Process or apparatus coating on selected surface areas
- C23C18/1614—Process or apparatus coating on selected surface areas plating on one side
- C23C18/1616—Process or apparatus coating on selected surface areas plating on one side interior or inner surface
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1619—Apparatus for electroless plating
- C23C18/1632—Features specific for the apparatus, e.g. layout of cells and of its equipment, multiple cells
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- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemically Coating (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
The present invention provides a kind of steel cylinder inner surface chemical plating nickel method and its devices, the device includes water bath, bath trough, hydrochloric acid trough, deactivation slot, Rinsing Area, hot water storgae, de-ionized water tank, steel cylinder is fixed in water bath and opening up, steel cylinder opening is connected equipped with sealing cover, inlet tube and outlet tube are extend into through sealing cover in bottle, inlet tube upper end is connected with multiple-way valve one, outlet tube upper end is connected with multiple-way valve two, bath trough, hydrochloric acid trough, deactivation slot, Rinsing Area, delivery pipe is equipped in hot water storgae and de-ionized water tank to connect with multiple-way valve one, bath trough, return duct is equipped in hydrochloric acid trough and deactivation slot to connect with multiple-way valve two, multiple-way valve two is also communicated with drain pipe, drain pipe is equipped with positive displacement pump, water bath, electric heating wire is equipped in hot water storgae and bath trough.Steel cylinder can constantly supplement plating solution from bath trough in Ni-Speed, plating solution in steel cylinder be made to keep steady concentration and pH value, nickel plating effect is good, and can obtain the erosion resistant coating of high light cleanliness.
Description
Technical field
The invention belongs to steel cylinder technical field of surface, are related to a kind of steel cylinder inner surface chemical plating nickel method and its dress
It puts.
Background technology
Steel cylinder requires the antiseptic property of steel cylinder inner surface high for storing special gas or liquid.If table in steel cylinder
Face is uneven, easily melt cinder dirt during residual cleaning, causes the gas of storage or purity liquid inadequate.Traditional steel cylinder into
Row inner wall chemical nickel plating is to be placed on carrying out chemical plating in coating bath, main flow for electrochemical deoiling → washing → pickling → washing →
Chemical nickel plating → washing → closing → washing → drying, entire Ni-Speed need to be transferred to the latter slot after handling from a slot
It is handled, is carried out successively according to technological process.Above-mentioned nickel plating process causes steel cylinder leakproofness low in transfer process, causes to plate
Nickel effect is poor, one plated layer erosion resistant coating rough surface, and the surface smoothness required by storage special gas is not achieved.
The content of the invention
The purpose of the present invention is being directed to existing technology, there are the above problems, it is proposed that a kind of steel cylinder inner surface chemical plating nickel
Method and its device can improve the effect of nickel plating, and can obtain the erosion resistant coating with high light cleanliness.
The purpose of the present invention can be realized by following technical proposal：A kind of steel cylinder inner surface chemical plating nickel method, it is special
Sign is, includes the following steps：
A. bottle：Steel cylinder is put into water bath, bottleneck is upward and fixed；
B. oil removing：Steel cylinder is heated to 60~80 DEG C, when continuous heating 0.5~2 is small, clear water is filled in steel cylinder, then
It is drained and drained by positive displacement pump, the washing before pickling is that the sundries being attached on steel cylinder wall is rinsed out with tap water；
C. acid-wash activation：The aqueous hydrochloric acid solution of mass concentration 10%~15% is filled into steel cylinder, pickling time is 5~30 points
Aqueous hydrochloric acid solution in steel cylinder is withdrawn into hydrochloric acid trough by clock by acid picking pump, and pickling is in aqueous hydrochloric acid solution removal steel cylinder
Oxide on wall；
D. clear water cleans：Injected clear water cleans inner wall of steel cylinder, by the remnants hydrochloric acid of tap water removal inner wall of steel cylinder；
E. pure water cleans：The deionized water of 85~95 DEG C of implantation temperature is impregnated 3~6 minutes in steel cylinder again, Ran Houpai
Liquid pump extracts deionized water out from steel cylinder, it is allowed to spontaneously dry；
F. chemical nickel plating：Plating is carried out under normal pressure, is injected into plating solution in steel cylinder from bath trough by diaphragm pump A, is plated
The control of liquid temperature degree is at 85 DEG C~95 DEG C, and plating time is so that the amorphous nickel anti-corrosion layer thickness of inner wall of steel cylinder deposition reaches 3 μm~8
μm it is limited, during plating, the nickel ion concentration in plating solution and the pH value of plating solution is detected every 15 minutes~20 minutes,
And fresh plating solution and the pH value with ammonium hydroxide adjustment plating solution are added according to testing result, old plating solution is withdrawn into plating by diaphragm pump B
In liquid bath, the pH value of plating solution in steel cylinder is made to be maintained at 4.5~5.5；
G. it is passivated：The Na2CO3 aqueous solution soakings of implantation concentration 30g/L~50g/L 1 minute~2 minutes in steel cylinder, so
Extraction emptying afterwards；
H. hot water cleans：Hot water is filled in steel cylinder, then hot water temperature is drained by water pump for 70~80 DEG C and drained；
I. dry：Start the heating coil in water bath, the clear water in heated water bath slot dries the air in steel cylinder.
In above-mentioned step c, the formula of aqueous hydrochloric acid solution used in acid pickling step is：Clear water: hydrochloric acid volume=1: 0.5~
1。
In above-mentioned step f, bath trough is connected with filter pump, and circulating filtration is carried out to the plating solution in bath trough.
The present invention also provides a kind of steel cylinder inner surface chemical plating nickel device, including water bath, bath trough, hydrochloric acid trough, blunt
Change slot, Rinsing Area, hot water storgae, de-ionized water tank, which is characterized in that steel cylinder is fixed in water bath and opening up, and steel cylinder is opened
It is equipped with sealing cover at mouthful to connect, inlet tube and outlet tube are extend into through sealing cover in bottle, and inlet tube upper end is connected with multiple-way valve
One, outlet tube upper end is connected with multiple-way valve two, in bath trough, hydrochloric acid trough, deactivation slot, Rinsing Area, hot water storgae and de-ionized water tank
It is equipped with delivery pipe to connect with multiple-way valve one, return duct is equipped in bath trough, hydrochloric acid trough and deactivation slot and is connected with multiple-way valve two,
Multiple-way valve two is also communicated with drain pipe, and drain pipe is equipped with positive displacement pump, electrical heating is equipped in water bath, hot water storgae and bath trough
Silk.
Further, plating liquid pump is equipped in bath trough and returns liquid pump a, plating liquid pump is connected with delivery pipe, returns liquid pump a and reflux
Pipe connects.
Further, acid picking pump is equipped in hydrochloric acid trough and returns liquid pump b, acid picking pump is connected with delivery pipe, returns liquid pump b and reflux
Pipe connects.
Further, passivation pump is equipped in deactivation slot and returns liquid pump c, passivation pump is connected with delivery pipe, returns liquid pump c and reflux
Pipe connects.
Further, Rinsing Area, hot water storgae and de-ionized water tank are equipped with water pump and are connected with delivery pipe.
Further, bath trough is connected with filter pump.
Compared with prior art, a kind of this steel cylinder inner surface chemical plating nickel method and its device have the following advantages：
1. in each process of nickel plating, steel cylinder be integrally fixed at it is motionless in water bath, when needing to handle large-scale steel cylinder,
Large Steel bottle product is big, and weight is big, is not easy to carry, so this method reduces the labor intensity of operating personnel, without each
Inter process carries steel cylinder back and forth；
2. steel cylinder can constantly supplement fresh plating solution from bath trough in Ni-Speed, protect the plating solution in steel cylinder
Keep steady fixed concentration and pH value, and nickel plating effect is good, and nickel plating thickness is uniform, and can obtain the erosion resistant coating with high light cleanliness.
Description of the drawings
Fig. 1 is the schematic diagram of this steel cylinder inner surface chemical plating nickel device.
In figure, 1, water bath；2nd, bath trough；3rd, hydrochloric acid trough；4th, deactivation slot；5th, Rinsing Area；6th, hot water storgae；7th, deionized water
Slot；8th, steel cylinder；9th, sealing cover；10th, inlet tube；11st, outlet tube；12nd, multiple-way valve one；13rd, multiple-way valve two；14th, delivery pipe；15、
Return duct；16th, drain pipe；17th, positive displacement pump；18th, electric heating wire；19th, liquid pump is plated；20th, acid picking pump；21st, passivation pump；22nd, liquid is returned
Pump a；23rd, liquid pump b is returned；24th, liquid pump c is returned；25th, water pump；26th, filter pump.
Specific embodiment
It is specific embodiments of the present invention and with reference to attached drawing below, technical scheme is further described,
But the present invention is not limited to these embodiments.
This steel cylinder inner surface chemical plating nickel method, includes the following steps：
A. bottle：Steel cylinder 8 is put into water bath 1, bottleneck is upward and fixed；
B. oil removing：Steel cylinder 8 is heated to 60~80 DEG C, when continuous heating 0.5~2 is small, clear water is filled in steel cylinder 8, so
It is drained and drained by positive displacement pump 17 afterwards, the washing before pickling is that the sundries being attached on 8 wall of steel cylinder is rinsed out with tap water；
C. acid-wash activation：The aqueous hydrochloric acid solution of mass concentration 10%~15% is filled into steel cylinder 8, pickling time is 5~30
Minute, the aqueous hydrochloric acid solution in steel cylinder 8 is withdrawn into hydrochloric acid trough 3 by acid picking pump 20, pickling is removed with aqueous hydrochloric acid solution
Oxide on 8 inner wall of steel cylinder；
D. clear water cleans：Injected clear water cleans 8 inner wall of steel cylinder, by the remnants hydrochloric acid of tap water removal 8 inner wall of steel cylinder；
E. pure water cleans：The deionized water of 85~95 DEG C of implantation temperature is impregnated 3~6 minutes in steel cylinder 8 again, Ran Houpai
Liquid pump 17 extracts deionized water out from steel cylinder 8, it is allowed to spontaneously dry；
F. chemical nickel plating：Plating is carried out under normal pressure, is injected into plating solution in steel cylinder 8 from bath trough 2 by diaphragm pump A,
Bath temperature control is at 85 DEG C~95 DEG C, and plating time is so that the amorphous nickel anti-corrosion layer thickness of 8 inner wall of steel cylinder deposition reaches 3 μm
~8 μm are limited, and during plating, the nickel ion concentration in plating solution and the pH value of plating solution are examined every 15 minutes~20 minutes
It surveys, and adds fresh plating solution and the pH value with ammonium hydroxide adjustment plating solution according to testing result, old plating solution is withdrawn by diaphragm pump B
In bath trough 2, the pH value of plating solution in steel cylinder 8 is made to be maintained at 4.5~5.5；
G. it is passivated：The Na2CO3 aqueous solution soakings of implantation concentration 30g/L~50g/L 1 minute~2 minutes in steel cylinder 8, so
Extraction emptying afterwards；
H. hot water cleans：Hot water is filled in steel cylinder 8, hot water temperature is 70~80 DEG C and then passes through 25 row of draining of water pump
To the greatest extent；
I. dry：Start the heating coil in water bath 1, the clear water in heated water bath slot 1 dries the air in steel cylinder 8.
In above-mentioned step c, the formula of aqueous hydrochloric acid solution used in acid pickling step is：Clear water: hydrochloric acid volume=1: 0.5~
1。
In above-mentioned step f, filter pump 26 is equipped in bath trough 2, circulating filtration is carried out to the plating solution in bath trough 2.
As shown in Figure 1, the present invention also provides a kind of steel cylinder inner surface chemical plating nickel device, including water bath 1, bath trough
2nd, hydrochloric acid trough 3, deactivation slot 4, Rinsing Area 5, hot water storgae 6, de-ionized water tank 7, steel cylinder 8 be fixed on it is in water bath 1 and opening up,
8 opening of steel cylinder is connected equipped with sealing cover 9, and inlet tube 10 and outlet tube 11 are extend into through sealing cover 9 in bottle, on inlet tube 10
End is connected with multiple-way valve 1, and 11 upper end of outlet tube is connected with multiple-way valve 2 13, bath trough 2, hydrochloric acid trough 3, deactivation slot 4, clear water
Delivery pipe 14 is equipped in slot 5, hot water storgae 6 and de-ionized water tank 7 to connect with multiple-way valve 1, bath trough 2, hydrochloric acid trough 3 and blunt
Return duct 15 is equipped in change slot 4 to connect with multiple-way valve 2 13, multiple-way valve 2 13 is also communicated with drain pipe 16, sets on drain pipe 16
There is positive displacement pump 17, electric heating wire 18 is equipped in water bath 1, hot water storgae 6 and bath trough 2.
Plating liquid pump 19 is equipped in bath trough 2 and returns liquid pump a22, plating liquid pump 19 is connected with delivery pipe 14, returns liquid pump a22 with returning
Flow tube 15 connects.
Acid picking pump 20 is equipped in hydrochloric acid trough 3 and returns liquid pump b23, acid picking pump 20 is connected with delivery pipe 14, returns liquid pump b23 with returning
Flow tube 15 connects.
Passivation pump 21 is equipped in deactivation slot 4 and returns liquid pump c24, passivation pump 21 is connected with delivery pipe 14, returns liquid pump c24 with returning
Flow tube 15 connects.
Rinsing Area 5, hot water storgae 6 and de-ionized water tank 7 are equipped with water pump 25 and are connected with delivery pipe 14, and bath trough 2 is connected with
Filter pump 26 carries out circulating filtration to the plating solution in bath trough 2.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can do various modifications or additions to described specific embodiment or replace in a similar way
Generation, but without departing from spirit of the invention or beyond the scope of the appended claims.
Claims (9)
- A kind of 1. steel cylinder inner surface chemical plating nickel method, which is characterized in that include the following steps：A. bottle：Steel cylinder is put into water bath, bottleneck is upward and fixed；B. oil removing：Steel cylinder is heated to 60~80 DEG C, when continuous heating 0.5~2 is small, clear water is filled in steel cylinder, is then passed through Positive displacement pump, which is drained, to be drained, and the washing before pickling is that the sundries being attached on steel cylinder wall is rinsed out with tap water；C. acid-wash activation：The aqueous hydrochloric acid solution of mass concentration 10%~15% is filled into steel cylinder, pickling time is 5~30 minutes, The aqueous hydrochloric acid solution in steel cylinder is withdrawn into hydrochloric acid trough by acid picking pump, pickling is on aqueous hydrochloric acid solution removal inner wall of steel cylinder Oxide；D. clear water cleans：Injected clear water cleans inner wall of steel cylinder, by the remnants hydrochloric acid of tap water removal inner wall of steel cylinder；E. pure water cleans：The deionized water of 85~95 DEG C of implantation temperature is impregnated 3~6 minutes in steel cylinder again, then positive displacement pump Deionized water from steel cylinder is extracted out, it is allowed to spontaneously dry；F. chemical nickel plating：Plating is carried out under normal pressure, is injected into plating solution in steel cylinder from bath trough by diaphragm pump A, plating bath temperature Degree control is at 85 DEG C~95 DEG C, and plating time is so that the amorphous nickel anti-corrosion layer thickness of inner wall of steel cylinder deposition reaches 3 μm~8 μm is Limit, during plating, was detected the nickel ion concentration in plating solution and the pH value of plating solution every 15 minutes~20 minutes, and root Fresh plating solution and the pH value with ammonium hydroxide adjustment plating solution are added according to testing result, old plating solution is withdrawn into bath trough by diaphragm pump B In, the pH value of plating solution in steel cylinder is made to be maintained at 4.5~5.5；G. it is passivated：The Na2CO3 aqueous solution soakings of implantation concentration 30g/L~50g/L 1 minute~2 minutes, then take out in steel cylinder Go out emptying；H. hot water cleans：Hot water is filled in steel cylinder, then hot water temperature is drained by water pump for 70~80 DEG C and drained；I. dry：Start the heating coil in water bath, the clear water in heated water bath slot dries the air in steel cylinder.
- 2. a kind of steel cylinder inner surface chemical plating nickel method according to claim 1, which is characterized in that in above-mentioned step c In, the formula of aqueous hydrochloric acid solution used in acid pickling step is：Clear water: hydrochloric acid volume=1: 0.5~1.
- 3. a kind of steel cylinder inner surface chemical plating nickel method according to claim 1, which is characterized in that in above-mentioned step f In, bath trough is connected with filter pump, and circulating filtration is carried out to the plating solution in bath trough.
- 4. a kind of steel cylinder inner surface chemical plating nickel device, including water bath, bath trough, hydrochloric acid trough, deactivation slot, Rinsing Area, hot water Slot, de-ionized water tank, which is characterized in that steel cylinder be fixed on it is in water bath and opening up, steel cylinder opening equipped with sealing cover connect It connects, inlet tube and outlet tube are extend into through sealing cover in bottle, and inlet tube upper end is connected with multiple-way valve one, the connection of outlet tube upper end There is multiple-way valve two, delivery pipe is equipped in bath trough, hydrochloric acid trough, deactivation slot, Rinsing Area, hot water storgae and de-ionized water tank with leading to more Valve one connects, and return duct is equipped in bath trough, hydrochloric acid trough and deactivation slot and is connected with multiple-way valve two, the also row of being communicated with of multiple-way valve two Liquid pipe, drain pipe are equipped with positive displacement pump, electric heating wire are equipped in water bath, hot water storgae and bath trough.
- 5. steel cylinder inner surface chemical plating nickel device according to claim 4, which is characterized in that plating liquid pump is equipped in bath trough With time liquid pump a, plating liquid pump is connected with delivery pipe, is returned liquid pump a and is connected with return duct.
- 6. steel cylinder inner surface chemical plating nickel device according to claim 5, which is characterized in that acid picking pump is equipped in hydrochloric acid trough With time liquid pump b, acid picking pump is connected with delivery pipe, is returned liquid pump b and is connected with return duct.
- 7. steel cylinder inner surface chemical plating nickel device according to claim 6, which is characterized in that passivation pump is equipped in deactivation slot With time liquid pump c, passivation pump is connected with delivery pipe, is returned liquid pump c and is connected with return duct.
- 8. steel cylinder inner surface chemical plating nickel device according to claim 7, which is characterized in that Rinsing Area, hot water storgae and go Ion sink is equipped with water pump and is connected with delivery pipe.
- 9. steel cylinder inner surface chemical plating nickel device according to claim 8, which is characterized in that bath trough is connected with filtering Pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711096121.0A CN108085662B (en) | 2017-11-09 | 2017-11-09 | Chemical nickel plating method for inner surface of steel cylinder and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711096121.0A CN108085662B (en) | 2017-11-09 | 2017-11-09 | Chemical nickel plating method for inner surface of steel cylinder and device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108085662A true CN108085662A (en) | 2018-05-29 |
| CN108085662B CN108085662B (en) | 2020-01-21 |
Family
ID=62172037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711096121.0A Active CN108085662B (en) | 2017-11-09 | 2017-11-09 | Chemical nickel plating method for inner surface of steel cylinder and device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108085662B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093597A (en) * | 2019-05-06 | 2019-08-06 | 安徽吉安消防科技有限公司 | A kind of water base extinguisher body with anti-corrosion function |
| CN115058705A (en) * | 2022-05-05 | 2022-09-16 | 中国科学院金属研究所 | Device and method for chemically plating inner wall of aluminum alloy gas cylinder |
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| CN103643223A (en) * | 2013-12-19 | 2014-03-19 | 成都康洁表面技术有限公司 | Chemical nickel-plating method and chemical nickel-plating method device for large steel cylinder |
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| CN105695960A (en) * | 2014-11-28 | 2016-06-22 | 重庆市巴南区仁荣机械厂 | Iron piece chemical nickel plating process |
| CN106435536A (en) * | 2016-11-18 | 2017-02-22 | 中国科学院金属研究所 | Device and method for chemical plating and chemical composite plating of inner surface of lathy pipe part |
| CN107159646A (en) * | 2017-07-10 | 2017-09-15 | 江苏南大光电材料股份有限公司 | The automatic flushing device and its method of MO carrying shields steel loading bottle |
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| US20020153264A1 (en) * | 2000-03-08 | 2002-10-24 | Yoshihiro Yamada | Ultrasonic pickling method and pickling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093597A (en) * | 2019-05-06 | 2019-08-06 | 安徽吉安消防科技有限公司 | A kind of water base extinguisher body with anti-corrosion function |
| CN110093597B (en) * | 2019-05-06 | 2021-05-28 | 广德君安达消防科技有限公司 | Water-based fire extinguisher bottle body with anti-corrosion function |
| CN115058705A (en) * | 2022-05-05 | 2022-09-16 | 中国科学院金属研究所 | Device and method for chemically plating inner wall of aluminum alloy gas cylinder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108085662B (en) | 2020-01-21 |
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