CN101538697A - Spray coating method through non-burning smelting spray - Google Patents
Spray coating method through non-burning smelting spray Download PDFInfo
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- CN101538697A CN101538697A CN200810084378A CN200810084378A CN101538697A CN 101538697 A CN101538697 A CN 101538697A CN 200810084378 A CN200810084378 A CN 200810084378A CN 200810084378 A CN200810084378 A CN 200810084378A CN 101538697 A CN101538697 A CN 101538697A
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Abstract
The invention relates to a spray coating method by non-burning smelting spray, which comprises the following steps that: firstly, a first conducting wire and a second conducting wire are coupled to a power supply respectively so that the first conducting wire and the second conducting wire have different electric properties after being coupled to the power supply, thus, with the different electric properties of the first conducting wire and the second conducting wire, voltaic arcs are generated between the first conducting wire and the second conducting wire; secondly, the first conducting wire and the second conducting wire are heated by the voltaic arcs and then are melted into melted materials; and finally, compressed air sprays the melted materials, blows off the same into a plurality of particles, and further blows the particles to a base material to form a spray coating layer on the base material, wherein the melted materials are cooled down after being blown off into the plurality of particles so that the base material adopting the spray coating method can be formed without being cooled any more.
Description
Technical field:
The invention relates to the method that sprays of a kind of working method, particularly a kind of non-combustion meltallizing.
Background technology:
Universalness along with 3C Product, electromagnetic interference (Electro-MagneticInterfering, EMI) new public hazards have been become, no matter from considering of electrical equipment normal operation demand or HUMAN HEALTH, electromagnetic interference problem has been subjected to the common people's concern, and various countries are among the people or NGO also begins to pay attention to the Electromagnetic Interference problem, thereby stipulate the electromagnetic interference control test of various electronic products.Electromagnetic interference at the prevention electronic product, the most direct method intercepts the circuit element of electronic product and the external world for using a kind of shell with good electromagnetism screening effect fully, the preferable screening effect of metal shell tool now, yet, metal shell is to adopt sheet-metal forming now, therefore metal shell is quite heavy, and is difficult to be configured as through the mode of sheet-metal forming the profile of complicated exquisiteness.
Because plastic cement tool plasticity-can utilize mould to become required profile, so plastic shell remains the main flow of electronic product casing now, but plastic shell itself is non-conductive, and can't reach the purpose of covering electromagnetic radiation.Therefore plastic cement is led electrochemical working method and is developed, for example: plastic cement adds electro-conductive fiber, the plastic shell surface sprays electric conduction paint or electroless nickel plating or hot dip process or vacuum splashing and plating etc., but known plastic cement is led the problem that electrochemical working method has tension force deficiency, sticking power deficiency or stress to overcome, in addition, the galvanizing electrochemical plating have the corrosive problem, and the pickle solution that the flushing electronplate is used can influence environment, therefore the product of galvanizing is by control or forbid selling, and vacuum splashing and plating is considered based on cost and can't be used for large-area coating film.
In addition, known surface working mode more includes the meltallizing cladding process, and the meltallizing mode that it adopts comprises flame plasma spraying, electric arc plasma spraying, oxygen fuel plasma spraying at a high speed alive and electricity slurry plasma spraying.See also Fig. 1, it is the structural representation of the spray-coating device of known flame meltallizing.As shown in the figure, the spray-coating device 10 of known flame meltallizing is to comprise a nozzle 12, nozzle 12 inboards are provided with a feed track 122, feed track 122 is carried and is sprayed material 14, be provided with a plurality of fuel flow channels 124 and a plurality of air flow channels 126 difference transfer the fuel and air around the feed track 122, spray-coating device 10 is via nozzle 12 combustion fuels and air and produce flame 128, with spraying on material 14 to one base materials 16 of meltallizing feed track 122, spray layer 162 and form one, wherein spray material 14 and can be powder or wire rod, but the flame meltallizing can be with higher transfer of heat to base material 16, so can be easy to generate hydrogen embrittlement, and influence the intensity of steel member iron and steel material quality, toughness and endurance.
As shown in Figure 2, it is the spray-coating device 20 of known electric arc meltallizing, it comprises a nozzle 22, a plurality of guide units 24 and a plurality of supply units 26, those guide units 24 are arranged at nozzle 22 both sides, and the outlet of those guide units 24 is oppositely arranged, those supply units 26 are delivered to a plurality of leads 262 respectively in those guide units 24, spray-coating device 30 is via the pressurized gas that produces electric arc and utilize jet orifice 222 to be sprayed in nozzle 22 outsides between those leads 262, with those lead 262 to one substrate surfaces 28 of meltallizing, spray layer 282 on substrate surface 28 and form one, but known electric arc meltallizing still has the problem that layer 282 is peeled off substrate surface 28 that sprays.As shown in Figure 3, it is the spray-coating device 30 of known high speed oxygen fuel alive meltallizing, it comprises a nozzle 32, a plurality of fuel flow channel 34, a plurality of air flow channel 36 and one and sprays material runner 38, fuel flow channel 34 carries the oxygen fuel of living to nozzle 32, air flow channel 36 carries pressurized air to nozzle 32, spray 38 conveyings of material runner and spray material 382 to nozzle 32, blow and the astable burning of the oxygen fuel of living by pressurized air, and cause producing seismic wave square 322, spray material 382 to one substrate surfaces 40 with meltallizing, form one and spray layer 42 on substrate surface 40.
As shown in Figure 4, it is the spray-coating device 50 of electricity slurry meltallizing, it comprises a nozzle 52, a positive electrode 54, a negative potential 56, a plurality of gas flows 58, a plurality of powder syringes 522 are set around the nozzle 52, positive electrode 54 is located on nozzle 52 inboards, negative potential 56 is arranged at nozzle 52 inboard central authorities, so the rare gas element of being carried by gas flow 58 forms electricity slurry 524 by the electric arc between positive electrode 54 and the negative potential 56, with the powder of meltallizing powder syringe 524 injection on a substrate surface 60, spray layer 62 on substrate surface 60 and form one, in addition, the melt temperature of electricity slurry meltallizing is quite high, need by water-cooling pattern nozzle 52 to be cooled off, with rapid cooling, so electricity slurry meltallizing can increase cooling cost.Shown in following table one, it is the result that sprays of above-mentioned four kinds of meltallizing modes.
| The meltallizing kind | Melt temperature (Celsius) | Porosity | Bond strength (every square of inch of pound) |
| The flame powder meltallizing | 2800 degree-3000 degree | Greater than 5% | 1000-7000 |
| Flame wire rod meltallizing | 2800 degree-3000 degree | Greater than 10% | 1000-5000 |
| The electric arc meltallizing | 80 degree-300 degree | Greater than 5% | 2000-5000 |
| Oxygen meltallizing at a high speed alive | 2000 degree-3000 degree | 1％-5％ | 7000-12000 |
| Electricity slurry meltallizing | 12000 degree-15000 degree | Greater than 5% | 5000-10000 |
Table one
As shown in Table 1, the melt temperature of above-mentioned meltallizing mode is minimum to be 80 degree Celsius, so still, can the thermoplastic cement case surface, and influence the plastic shell outward appearance, in addition, because the melt temperature of above-mentioned meltallizing technology is higher, can be restricted for selecting for use of base material, the base material that burning-point is lower or temperature tolerance is relatively poor, for example: paper, plastic cement etc. also can't utilize above-mentioned meltallizing technology to spray, so above-mentioned meltallizing mode can't be used to spray all substrate surfaces, most of 3C electronic products also can't use above-mentioned meltallizing technology to carry out spraying of ELECTROMAGNETIC OBSCURANT simultaneously.
Therefore, a kind of method that sprays of non-combustion meltallizing is proposed at the problems referred to above, not only improve the conventional metals shell and can't be configured as the shortcoming of random appearance and the shortcoming of traditional plastic shell conductionization processing, can promote the bond strength that sprays thing again, to solve the above problems.
Summary of the invention:
Main purpose of the present invention is to provide a kind of method that sprays of non-combustion meltallizing, and it is to utilize electric arc that the lead fusion is the fusion material, and the jet compression air is to the fusion material,, is used to form and sprays layer on base material on base material with the particle that blows this fusion material.
Secondary objective of the present invention is to provide a kind of method that sprays of non-combustion meltallizing, and it provides the normal temperature meltallizing, is used to spray material in base material.
Another object of the present invention is to provide a kind of method that sprays of non-combustion meltallizing, and it provides metallic substance and is formed on the base material, is used to prevent electromagnetic interference.
Another object of the present invention is to provide a kind of method that sprays of non-combustion meltallizing, and it is that profile along with base material sprays and is not subjected to the shape limitation of base material.
For realizing the object of the invention to solve the technical problems, the present invention is achieved through the following technical solutions.The present invention provides a kind of method that sprays of non-combustion meltallizing, it comprises one first lead of use and one second lead couples a power supply respectively, this power supply provides difference electrically to first lead and second lead, continue according to different electrically the produce electric arcs of first lead with second lead, thereby utilize electric arc that first lead and second wire-heated to fusion are the fusion material, continue and use blast injection fusion material and dispel and be a plurality of particles, to blow to a base material, spray layer on base material and form one.Because it is low that the present invention forms the temperature spray layer, so the present invention can be used for spraying on the base material that hangs down heatproof, and can spray the tool electromagnetic wave shielding spray material on base material, but to allow the base material electromagnetic wave shielding.
For realizing the object of the invention to solve the technical problems, the present invention also is achieved through the following technical solutions.
The method that sprays of aforesaid non-combustion meltallizing, wherein in using one first lead and one second lead to couple the step of a power supply respectively, this power supply provides one first current potential to this first lead, this power supply provides one second current potential to this second lead, and this first current potential is relative electrical with this second current potential.
The method that sprays of aforesaid non-combustion meltallizing, wherein this first lead is a positive potential, this second lead is a negative potential.
The method that sprays of aforesaid non-combustion meltallizing, wherein this first lead is a negative potential, this second lead is a positive potential.
The method that sprays of aforesaid non-combustion meltallizing wherein dispels the step into a plurality of particles in using this fusion material of blast injection, more cool off those particles.
The method that sprays of aforesaid non-combustion meltallizing, wherein this first lead and this second lead are the electric arc that produces the different heating temperature according to the strength of current of this power supply.
The method that sprays of aforesaid non-combustion meltallizing, wherein this first lead and this second lead are a kind of electro-conductive material.
The method that sprays of aforesaid non-combustion meltallizing, wherein this compressed-air actuated output rating is 10 kilograms of per seconds.
The method that sprays of aforesaid non-combustion meltallizing, wherein the step that is a plurality of particles in this fusion material of use blast injection is to use pressurized air to this fusion material cooling.
The method that sprays of aforesaid non-combustion meltallizing, wherein the bond strength of those particles is 1419.489104 pounds of every square of inch.
The method that sprays of aforesaid non-combustion meltallizing, wherein this porosity that sprays layer is that one of percentage is to 5 percent.
Compared with former technology, the invention has the beneficial effects as follows: a kind of method that sprays provided by the present invention, it comprises a nozzle, one first output module and one second output module, the present invention exports module and second one first lead of output module output and one second lead to the nozzle outside by first, and by producing an electric arc in the nozzle outside after first lead and second lead conduction, and fusion first lead and second lead are a kind of fusion material, and blow to base material by the pressurized gas that nozzle sprayed, be attached on the base material to allow the fusion material see through superthermal effect, spray layer on base material and form one.Be to form at normal temperatures, need not to cool off and to be shaped because fusion material of the present invention sprays in the process of layer in formation, so the present invention is except reducing cost, more applicable to the substrate surface processing of low heatproof.
Description of drawings:
Fig. 1 is the structural representation of the spray-coating device of known flame meltallizing;
Fig. 2 is the structural representation of the spray-coating device of known electric arc meltallizing;
Fig. 3 is the structural representation of the spray-coating device of known high velocity oxygen fuel meltallizing;
Fig. 4 is the structural representation of the spray-coating device of known electricity slurry meltallizing;
Fig. 5 is the structural representation of an embodiment of spray-coating device of the present invention;
Fig. 6 is the structural representation of another embodiment of spray-coating device of the present invention;
Fig. 7 is the schema that sprays an embodiment of method of the present invention.
The figure number explanation:
10 spray-coating devices, 12 nozzles
122 feed tracks, 124 fuel flow channels
126 air flow channels 14 spray material
16 base materials 162 spray layer
20 spray-coating devices, 22 nozzles
222 jet orifices, 24 guide units
26 supply units, 262 leads
28 base materials 282 spray layer
30 spray-coating devices, 32 nozzles
322 seismic wave squares, 34 fuel flow channels
36 air flow channels 38 spray the material runner
382 spray material 40 base materials
42 spray layer 50 spray-coating device
52 nozzles, 522 powder syringes
524 electricity slurries, 54 positive electrodes
56 negative potentials, 58 gas flows
60 base materials 62 spray layer
70 spray-coating devices, 72 nozzles
74 first output modules, 742 first guide units
744 first supply units, 746 first leads
748 first electrodes, 76 second output modules
762 second guide units, 764 second supply units
766 second leads, 768 second electrodes
782 fusion materials, 784 particles
80 base materials 82 spray layer
Embodiment:
Further understand and understanding for the juror is had constitutional features of the present invention and the effect reached, sincerely help with preferred embodiment and cooperate detailed explanation, illustrate as after:
The invention provides a kind of method that sprays, it utilizes non-combustion meltallizing to be used to spray the fusion material in a base material, and see through a plurality of jet orifices of injection unit tool, to spray a plurality of pressurized air, the present invention utilizes a plurality of pressurized air to blow the fusion material, be cooled to normal temperature when making the fusion material spray on base material rapidly, to reach the purpose that normal temperature sprays.
See also Fig. 5, it is the structural representation of a preferred embodiment of spray-coating device of the present invention.As shown in the figure, the present invention is a kind of spray-coating device 70 of non-combustion meltallizing, it comprises a nozzle 72, first an output module 74 is exported module 76 with one second, wherein the first output module 74 is to comprise one first guide unit 742 to export modules 76 with one first supply unit 744, the second and comprise one second guide unit 762 and one second supply unit 764.One side of nozzle 72 has a plurality of jet orifices, it comprises a central injection mouth 722 and a plurality of side jet orifices 724, the first output module 74 and the second output module 76 are a side and the opposite sides that are arranged at nozzle 72 respectively, just first guide unit 742 and second guide unit 762 also are arranged at a side and the opposite side of nozzle 72 simultaneously respectively, wherein first guide unit 742 and second guide unit 762 are the line guide rail in present embodiment, and first supply unit 744 and second supply unit 764 are a plurality of rollers in present embodiment.The first output module 74 is one first lead 746 of output outsides to nozzle 72, and the second output module 76 is one second lead 766 of output outsides to nozzle 72, and has a spacing distance between first lead 746 and second lead 766.
The opposite side of nozzle 72 is to connect an air compressor machine (figure does not show), its output pressure power is 10.5 kilograms of per seconds (Kgs), therefore the air inlet power of nozzle 72 also is 10.5 kilograms of per seconds, central injection mouth 722 is the pressurized air that sprays different pressures with side jet orifice 724, and be gathered together in nozzle 72,29.0075 pounds of every square of inch to 58.0150 of air inlet power barometric point pound every square of inch of central injection mouth 722 wherein, the air inlet power of side jet orifice 724 is 87.0226 pounds of every square of inch to 145.037 of barometric point pound every square of inch, therefore the output pressure of side jet orifice 724 can be greater than central injection mouth 722, and because of side jet orifice 724 sprays side mouth 722 in an angle for inclination and with central authorities, so the pressurized air that side jet orifice 724 is sprayed can concentrate on central authorities, and the pressurized air that is sprayed by central injection mouth 722 drives.First supply unit 744 and second supply unit 764 are a plurality of rollers in present embodiment, its clamping and push first lead 746 and second lead, 766 to first guide units 742 and second guide unit 762 respectively, first lead 746 is directed to the outside of nozzle 72 and the outside that second lead 766 is directed to nozzle 72 via second guide unit 764 via first guide unit 742.First electrode 748 and second electrode 768 are to couple a power supply positive potential and the negative potential of (figure does not show) respectively.
Accept above-mentioned, this power supply that first lead 746 and second lead 766 are coupled via first electrode 748 and second electrode 768 and conducting electricity, therefore, first lead 746 and second lead 766 produce electric arc in the outside of nozzle 72, electric arc can produce corresponding melt temperature according to strength of current that this power supply provided, its temperature range is that 2200 degree Celsius are to 5000 degree Celsius, its pairing strength of current is 5 amperes to 1400 amperes, and the present invention also provides the different device specification at different voltage specifications, for example: corresponding 220 volts, the spray-coating device of the voltage specification of 380 volts or 440 volts, in addition, the present invention also can provide the operating mode of the selection correspondence of self adaptive (Adaptive), the present invention can be operated down in the power supply of different voltage specifications, and can can't not operate because of voltage specification is inconsistent.
Electric arc is that fusion first lead 746 and second lead 766 are in nozzle 72 outsides, and form a kind of fusion material 782 in nozzle 72 outsides, nozzle 72 with blast injection to fusion material 782, fusion material 782 is dispelled be a plurality of particles 784, to blow those particles 784 and to be deposited on the base material 80, spray layer 82 on base material 80 and form one.The present invention utilizes the superthermal effect of particle 784 and is attached on the base material 80, therefore, the bond strength that sprays layer 82 is 1419.489104 pounds of every square of inch to 2133.500658 pound every square of inch, the porosity that sprays layer 82 is 1% to 5%, and particle 784 sprays in the process of layer 82 in formation, the temperature of particle 784 is to keep at normal temperatures, 24 degree just Celsius are to 40 degree Celsius, therefore, the heatproof degree is that base material under the normal temperature is applicable to spray-coating device 70 of the present invention, for example: paper, plastic cement, timber and fabric etc., it all can see through spray-coating device 70 of the present invention and spray particle 784, spray layer on finished surface with formation, and the present invention does not need cooling promptly to finish surface working.
The spray-coating device 70 of present embodiment preferably more can utilize cooling gas, shortening cooling time, and forms and sprays in layer process that temperature is minimum to reach 12 degree Celsius.Because of spray-coating device 70 of the present invention is the modes that adopt jet compression gas, make fusion material 782 dispel and be deposited on the base material 80 to particle 784, so the present invention can spray particle 784 on the base material of various geometric shapes, and be not subjected to the restriction of geometric shape.In addition, the material of first lead 746 of the present invention and second lead 766 can adopt the material of anti-electromagnetic interference, for example: metallic substance, but so that also electromagnetic wave shielding of base material that can't electromagnetic wave shielding.In addition, as shown in Figure 6, spray-coating device 70 of the present invention more can comprise a gas cap 726, and it is arranged between nozzle 72 and the electric arc, to adjust central injection mouth 722 and the compressed air that side jet orifice 724 is sprayed, be used to increase the stability that pressurized air blows particle 784.And supply unit 744 of the present invention and 764 more can be carried first lead 746 and second lead 766 by air pressure.
See also Fig. 7, it is the schema of an embodiment of spraying method of the present invention.As shown in the figure, the step of spraying method of the present invention is to comprise: at the beginning earlier shown in step S110, because spray-coating device 70 of the present invention is to couple power supply via first electrode 748 and second electrode 768, first electrode 748 and second electrode, 768 conductions that first lead 746 and second lead 766 are coupled via spray-coating device 70; Shown in step S120, first lead 746 and second lead 768 are after step S110 conduction, promptly cause between first lead 748 and second lead 768 at nozzle 72 outsides of spray-coating device 70 generation electric arc, continuing is performing step S130, electric arc melting first lead 746 and second lead 766, make first lead 746 and second lead 766 be fused together and form a kind of fusion material 782, this fusion material 782 can be the anti electromagnetic wave material; Shown in step S140, utilize blast injection fusion material 782 and dispel and be those particles 784, blowing to base material 80, and those particles 784 are attached on the base material 80 via superthermal effect, spray layer 82 and form one.Because the present invention need not cool off those particles 784 and can form and spray layer 82 on base material 80,, and be base material under the normal temperature applicable to heatproof so the present invention reduces the cost of cooling process.
In step S110, first electrode 748 and second electrode 768 are to couple first guide unit 762 and second guide unit 762 simultaneously respectively, therefore, when first electrode 748 and second electrode 768 coupled the positive potential of a power supply and negative potential, first lead 746 and second lead 766 promptly had positive potential and negative potential respectively.In step S120, owing to have a spacing distance between first lead 746 and second lead 766, therefore first lead 746 and second lead 766 do not join, have positive potential and negative potential so work as first lead 746 and second lead 766, first lead 746 and second lead 766 can produce electric arc in the outside of nozzle 72.In step S130, electric arc is to first lead 746 and second lead 766 is heated to first lead 746 and second lead 766 is a fusion material 782 in nozzle 72 outside fusions.In step S140, nozzle 72 is that the jet compression air is to fusion material 782, be particle 784 and blow to base material 80 to dispel, because compressed-air actuated blowing changed under the general air pressure particle 784 under compressed-air actuated air pressure, so the high temperature of particle 784 is reduced to normal temperature, 24 degree just Celsius, 40 degree extremely Celsius after pressure changes, in addition, but the present invention more can make particle 784 coolings more rapid in this step chilling particle 784 more, and minimum temperature more can reach 12 degree Celsius.
The above, it only is a preferred embodiment of the present invention, be not to be used for limiting scope of the invention process, all equalizations of doing according to the described shape of claim scope of the present invention, structure, feature and spirit change and modify, and all should be included in the claim scope of the present invention.
Claims (11)
1, a kind of method that sprays of non-combustion meltallizing is characterized in that it comprises:
Use one first lead and one second lead to couple a power supply respectively, to provide difference electrically to this first lead and this second lead;
According to the different electrical generation electric arc of this first lead with this second lead;
Using this first lead of electric-arc heating and this second lead to fusion is a kind of fusion material;
Use this fusion material of blast injection and dispel and be a plurality of particles, to blow on those particle to one base materials; And
Form one and spray layer on this base material.
2, the method that sprays of non-combustion meltallizing as claimed in claim 1, it is characterized in that, in using one first lead and one second lead to couple the step of a power supply respectively, this power supply provides one first current potential to this first lead, this power supply provides one second current potential to this second lead, and this first current potential is relative electrical with this second current potential.
3, the method that sprays of non-combustion meltallizing as claimed in claim 2 is characterized in that, this first lead is a positive potential, and this second lead is a negative potential.
4, the method that sprays of non-combustion meltallizing as claimed in claim 2 is characterized in that, this first lead is a negative potential, and this second lead is a positive potential.
5, the method that sprays of non-combustion meltallizing as claimed in claim 1 is characterized in that, dispels the step into a plurality of particles in using this fusion material of blast injection, more cools off those particles.
6, the method that sprays of non-combustion meltallizing as claimed in claim 1 is characterized in that, this first lead and this second lead are the electric arc that produces the different heating temperature according to the strength of current of this power supply.
7, the method that sprays of non-combustion meltallizing as claimed in claim 1 is characterized in that, this first lead and this second lead are a kind of electro-conductive material.
8, the method that sprays of non-combustion meltallizing as claimed in claim 1 is characterized in that, this compressed-air actuated output rating is 10 kilograms of per seconds.
9, the method that sprays of non-combustion meltallizing as claimed in claim 1 is characterized in that, in the step that this fusion material of use blast injection is a plurality of particles, is to use pressurized air to this fusion material cooling.
10, the method that sprays of non-combustion meltallizing as claimed in claim 1 is characterized in that, the bond strength of those particles is 1419.489104 a pounds every square English inch.
11, the method that sprays of non-combustion meltallizing as claimed in claim 1 is characterized in that, this porosity that sprays layer is that one of percentage is to 5 percent.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100843789A CN101538697B (en) | 2008-03-20 | 2008-03-20 | Spray coating method through non-burning smelting spray |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100843789A CN101538697B (en) | 2008-03-20 | 2008-03-20 | Spray coating method through non-burning smelting spray |
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| CN101538697A true CN101538697A (en) | 2009-09-23 |
| CN101538697B CN101538697B (en) | 2013-04-10 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011038534A1 (en) * | 2009-09-30 | 2011-04-07 | Lin Shuchling | Electromagnetic wave protection structure |
| WO2011038535A1 (en) * | 2009-09-30 | 2011-04-07 | 林淑清 | Non-combustion thermal spraying device |
| WO2011134117A1 (en) * | 2010-04-30 | 2011-11-03 | 林淑清 | Bonding method of heterogeneous material |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4992337A (en) * | 1990-01-30 | 1991-02-12 | Air Products And Chemicals, Inc. | Electric arc spraying of reactive metals |
| AU5840600A (en) * | 1999-07-29 | 2001-02-19 | Metalspray International Lc | Thermal spraying equipment |
| US7554052B2 (en) * | 2005-07-29 | 2009-06-30 | Applied Materials, Inc. | Method and apparatus for the application of twin wire arc spray coatings |
-
2008
- 2008-03-20 CN CN2008100843789A patent/CN101538697B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011038534A1 (en) * | 2009-09-30 | 2011-04-07 | Lin Shuchling | Electromagnetic wave protection structure |
| WO2011038535A1 (en) * | 2009-09-30 | 2011-04-07 | 林淑清 | Non-combustion thermal spraying device |
| WO2011134117A1 (en) * | 2010-04-30 | 2011-11-03 | 林淑清 | Bonding method of heterogeneous material |
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| Publication number | Publication date |
|---|---|
| CN101538697B (en) | 2013-04-10 |
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