CN1529644A - Method and appartus for producing metal powder - Google Patents
Method and appartus for producing metal powder Download PDFInfo
- Publication number
- CN1529644A CN1529644A CNA028071344A CN02807134A CN1529644A CN 1529644 A CN1529644 A CN 1529644A CN A028071344 A CNA028071344 A CN A028071344A CN 02807134 A CN02807134 A CN 02807134A CN 1529644 A CN1529644 A CN 1529644A
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- Prior art keywords
- powder
- titanium
- metal
- hydrogen
- oxygen
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/0848—Melting process before atomisation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/086—Cooling after atomisation
Abstract
Produce metal powder, especially titanium powder, offering high purity and uniform granular shape and size, in an economical manner using an apparatus that comprises a pressure-resistant container comprising a high-pressure water tank, an injector nozzle for mixture gas of oxygen and hydrogen, a material element-metal feeder part, an ignition plug and a combustion chamber.
Description
Technical field
No matter the present invention relevant a kind ofly can effectively economically make high purity metal element powder shape and the granular size all producing method for metal powder and the device thereof of ten minutes homogeneous.
Again, the metal dust of relevant the invention described above manufacturing, the particularly manufacturing of relevant titanium micropowder.
Background technology
Elemental metalpowder can be processed into multiple kenel to be used, such as moulding product, sheet material, bar-shaped, fine rule or foil shape, and get most of the attention recently, then be employed metal dust when utilizing powder metallurgic method and the molten forming mode of penetrating method to come the processing metal element.Particularly powder metallurgic method so quite come into one's own, also represents that the requirement of its raw material-metal dust rolls up owing to be widely used in that the manufacturing machine part is first-class naturally.
In the known techniques field, the manufacturing of metal dust all is to grind the classic mode that metallic particles is made powder with machine, or dispels molten metal and make mode such as powder and handle with gas, and its efficient and powder shape, granular size homogeneity all are difficult to control.
Comparatively the novel metal powder manufacture method then is the electrolysis autofrettage.Utilize electrolysis can separate out the crystalline structure of level and smooth densification and homogeneous, be applied on the precipitating metal, point out that according to report this method can draw such as spongy or pulverous metal with it.
Even but utilize this kind manufacture, the shape of metal dust and granular size homogeneity thereof are still failed satisfactory, and can't solve problems such as business efficiency.
In all metals, titanium particularly is iron, copper more in the past, again or metal such as aluminium be newfound metallic element because it has light weight, the now industrial uses that are used for of advantage such as high temperature resistant, anticorrosive more.
For example the injection engine material of aerospace engineering industrial quarters or the construction package of aircraft and the employed heat exchanger material of space shuttle assembly, thermal power generation or nuclear energy power generation; The employed catalyst material of polymer chemistry industrial quarters; And even glasses frame-saw or golf driver head in the daily life, moreover still unsoundness articles for use, medical machine, medical courses in general tooth section with field in many ways such as material, expansion will be got over future in the field that it utilized, from now on if compete, probably can surmount stainless steel, duralumin etc. and become main material with stainless steel, duralumin etc.
Titanium owing to have is difficult to processing and is difficult to physical characteristic such as cutting, therefore when making the complicated mechanical part material, raw material must be dissolved, utilize plastotype such as forging or calendering processing between heat, carry out machining in modes such as cuttings again, not only neglect the manufacturing man-hours requirement, its expense cost is also taken not striking.
Therefore manyly in the titanium handle utilizing, therefore need purity height, powder shape and the good titanium powder of granular size homogeneous with powder metallurgic method.Generally using on the powder autofrettage, the same with other metal, titanium also has powder shape and granular size all once and production efficiency economic dispatch problem.And, wait to develop a kind of manufacture method that can effectively make the high-quality titanium powder of purity height, powder shape and granular size homogeneous to today.
Illustrate, in the improved preparation of titanium metal powder, have hydrogenation evaporation or rotary electrode method applicatory; The hydrogenation evaporation is with the titanium sponge metal, or the titanium raw material, again or the chip that produces of machining etc. is a raw material, this raw material is heated in hydrogen, absorb hydrogen and make its embrittlement, under the state of embrittlement, pulverize, heat releasing hydrogen gas more in a vacuum to obtain powder; Rotary electrode method is to melt material or to be raw material to melt the ball club-shaped material that material forges calendering formation, make this ball rod raw material rotation at a high speed under inert gas environments such as argon or helium, and its front end melted with thermals source such as arc light or plasma arc lights, utilize centrifugal force to make its dispersion in the slurry that melts that flows down, and obtain globular powder.With the resulting titanium powder of hydrogenation dehydriding, become irregular spherical, though can utilize mould molding, so twice heating engineering just can reach desirable repeatedly.As utilize ball mill etc. to carry out the mechanicalness comminution engineering, yet but can't avoid the situation of the oxidized pollution of titanium valve to take place; As utilize the rotary electrode method, and this method is in inert gas, with the titanium material powdered that dissolves, but therefore good fluidity of powder shape glomeration can oxidizedly not pollute yet, yet the inferior defective of a moulding voltinism is but arranged.Moreover, because above-mentioned two methods are all batch (-type), the problem that increases the powder manufacturing cost is arranged still.
As mentioned above, for solving the problem on quality or the manufacturing cost, the atomization in the titanium powder autofrettage of developing then.This method is to utilize in the water-cooled copper crucible, and the thermal source of plasma arc light or the like is separated former material Rong, makes at an end of crucible and melts slurry and flow down constantly, melts in the slurry stream at this and sprays inert gases such as argon or helium, makes and melts the slurry atomizing to obtain the method for powder; But because this method also is to use melting material or melting the processing material as raw material of titanium, if want significantly to reduce its manufacturing cost than prior art method, real non-easy thing.
Mention so far, there is a kind of manufacturing cost that makes more to reduce than other method, can avoid oxidation stain again, the manufacture method that is easy to moulding and can corrects the Improvement type titanium powder of irregular spherical and flowability problem has opened the spy that flat 5-93213 communique is revealed to come out; This method is with the club-shaped material of spongiform titanium material after curing is handled in cold hydrostatic calendering, in falling property gas, make it to flow out for melting slurry, melt slurry stream at this and spray inert gases such as argon or helium, make to melt and starch atomizing and obtain powder, even but utilize this improved method, its purity or powder are spherical, granular size was not all once also claiming well, and manufacturing cost also can't be satisfactory.
Summary of the invention
Aforesaid metal dust, titanium metal powder particularly, progress along with novel shaping operation methods such as powder metallurgic methods, its necessity and also increase thereupon, right in known demand, but still untapped purity, the powder that goes out corresponding preparation method of powder, particularly metallic element with it spherical with powder particle size homogeneity, moreover problem on the manufacturing cost is arranged.The present invention provides a kind of in forming methods such as powder metallurgic method economically for solving the problem points in the known techniques, and the spherical homogeneity of powder or powder size one qualitative all superior elemental metalpowder raw material are purpose.
For reaching above-mentioned purpose, this case inventor has done various self-criticism at making as elemental metalpowders such as titanium powder, reaches to problems such as manufacturing costs with the spherical homogeneity of the purity, the powder that solve metallic element, granular size homogeneity.
To this, this case inventor utilizes the spy of previous application to be willing to use in 2000-136932 number the autofrettage of titaniferous high functional water the technology of titanium material, has proposed the manufacturing of relevant titanium powder, and then has solved above-mentioned variety of problems.
The manufacturing invention of the titaniferous high functional water of elder generation's case (special hope 2000-136932), feature is the mist burning that makes oxygen and hydrogen in water under high pressure, utilizes these burning gases that titanium is dissolved.It is a kind of method that the titanium melt is made high functional water of dissolving.By this technology,, particularly in the manufacturing of Titanium powder, can obtain the spherical or uniform high-quality titanium powder of powder particle of a kind of powder, and can significantly reduce manufacturing cost at elemental metalpowder.
The present invention and known producing method for metal powder and the manufacturing of titanium powder, its conception with constitute fundamentally different, basically be the mist burning that in water under high pressure, makes oxygen and hydrogen, therefore the burning gases metal dust that makes the metallic element titanium dissolve and then can sink in water is the manufacture method that improves metal dust from the diverse aspect of known techniques.
Also be, the present invention is when the heating of metal raw material, need not use heating means such as known heat fusing, arc discharge or laser irradiation, also non-use is melted slurry and is flowed down method or carry out powdered with the gas atomization that disperses, and can make elemental metalpowder efficiently.
Utilize this inventive method, can not produce required metal dust any byproduct or impurity in addition fully, also denier of the metal oxide that is produced by raw metal heating again, and the spherical and granular size homogeneity of resulting metal dust is also very good, and can significantly save cost.Again, in Batch Process, also can produce continuously, can reach the mass-produced practical purpose of metal dust of homogeneous particle diameter.
In the above-mentioned manufacture process, make the mist burning of oxygen and hydrogen in water under high pressure, obtain the condition of high temperature, by this temperature heating of metal element raw material it is dissolved, moment disperses and corpusculed in water, forms Powdered; But, different is that it is by pressure or the combustion of mixed gas degree of adjusting water under high pressure, makes elemental metalpowder not produce suspension with above-mentioned in advance invention (special be willing to 2000-136932 number), can sedimentation be powder at short notice, form titanium powder of the presently claimed invention.
Also be, the present invention be make oxygen and hydrogen for a kind of essential structure mist at the high pressure submerged combustion, with this burning gases heating of metal element raw material, by making its powdered, produce the method for the metal dust of homogeneous particle diameter, this manufacture process summary is shown in the manufacturing flow chart of Fig. 1 again.
The inscape of the present invention has following (1)～(5) is the mist burning that makes oxygen and hydrogen in water under high pressure basically, with this burning gases molten metal raw material, makes its powdered again.
(1) a kind of method of making metal dust is the mist burning that makes oxygen and hydrogen in water under high pressure, with this burning gases heating of metal element raw material, makes its powdered again.
(2) as making the method for metal dust in above-mentioned (1), be characterized as wherein metallic element raw material, be meant titanium (Ti), zirconium (Zr), germanium (Ge), tin (Sn), gold (Au), platinum (Pt) or silver (Ag).
(3) a kind of device of making metal dust is to provide the pressure vessel of portion, ignition plug and combustion chamber to be constituted by the mist nozzle that possesses high pressure hopper, oxygen and hydrogen, metallic element raw material.
(4) as making the device of metal dust in above-mentioned (3), more set up the apparatus for electrolyzing that manufacturing oxygen and hydrogen mixed gas are used.
As making the method for metal dust in above-mentioned (3) or (4), be characterised in that the metallic element raw material can be any one of bar and sheet material or particle and molten paillon foil.
Description of drawings
Fig. 1 is a metal dust of the present invention flow chart when making.
Fig. 2 is the synoptic diagram of metal powder manufacturing device of the present invention.
Symbol description
The A metal powder manufacturing device
The B metal dust is made pressure vessel
The electric decomposer of C
1 mist ejection group Pu
2 high pressure hoppers
3 Purified Waters
4 metal microparticles
5 mist nozzles
6 mists
7 combustion chambers
8 pressure-regulating valves
9 hydrogen supply pipes
10 oxygen supply pipes
11 stirring rod
12 ignition plugs
13 metal dust conveying ends
14 filters
15 goods
16 water
18 demarcation strips
19 electrodes
20 electrodes
21 metallic element raw materials
22 metal supply units
The specific embodiment
Below be that an example explains to make the Titanium powder, but the present invention is not limited in the manufacturing of titanium powder.
At first, according to the present invention, make in the pressure vessel at the Titanium powder, inject inert gases such as Purified Water such as distilled water in the high pressure hopper and argon, pressurization under high pressure, raw material supplying portion by metallic element provides Titanium raw materials such as Titanium rod, oxygen and hydrogen are sprayed as mist by nozzle, light this mist, in the combustion chamber, make mist completing combustion, become the steam gas combustion state of complete superhigh temperature, in these burning gases with the dissolving of titanium material moment, in water, make its dispersion, this moment, therefore molten of the titanium that produces almost was to form the micron scale in metallic state, becomes very tiny titanium particulate owing to be full of inert gas in the burning situation, and, simultaneously can not occur dissolving or floating situation and can sedimentation in the short time with the Powdered dispersity that is.
Utilize the present invention can realize the high titanium powder of efficient manufacturing purity, therefore the control of the gas combined amount of burning or reaction pressure and titanium raw material supplying amount is extremely important.
By manufacturing installation of the present invention, if, then utilize the mist spray volume about per second 2～4L more suitable with the production scale of 1 ton of Purified Water container; If excessively apply gas pressure, the danger of breaking plant structure is arranged then in addition; If pressure is too small, and then by behind the nozzle ejection gas, the metal microparticle that dissolves through heating will be surrounded by bubble and disperse to the water surface, can cause the generation of metal microparticle to be not in good state.Hydraulic pressure in the pressurized tank after the high pressure pressurization is advisable with 1.2 air pressure～1.5 air pressure.
The raw material titanium that provides for not producing impurity in the titanium powder that makes product, and is advisable with highly purified titanium material as much as possible.
The burning of titanium in water, with the mist full blast of hydrogen and oxygen, fired state is stable, and for making it can stabilize burning, high pressure then is necessary condition.In water under high pressure, make the moment dissolving of element titanium metal, and the reason on the physical chemistry of formation ultramicron is still not clear so far.
Again, the Titanium raw material can use any one of bar and sheet material or particle and molten paillon foil or combination, if than the little container of the production scale of 1 ton of container on making, replacing bar provides then comparatively suitable with the Titanium particle.
The employed high pressure hopper of apparatus of the present invention is a metal system, be advisable with the withstand voltage groove of steel again, and other assembly such as combustion chamber also is advisable with the steel person, and gas group Pu is to be provided with to be used for the ejection of mist high pressure setly, cooperates quantity combusted little by little to supply with continuously the metallic element raw material.
Supply with the position of metallic element raw material, mist completing combustion must can be made, turn to the position of superhigh temperature steam gas fully, therefore just be provided with combustion chamber for mist completing combustion is used, therefore, produce the pure metal powder that does not generate impurity or accessory substance, again, make pure mist reach completing combustion, then must be in high pressure.
Describe enforcement sample attitude of the present invention in detail according to drawing, but the present invention is not limited to this.
Fig. 1 is the manufacturing flow chart of metal dust among the present invention as previously mentioned, again, metal powder manufacturing device A shown in Figure 2 is that the pressure vessel B by the mist nozzle 5 that possesses high pressure hopper 2, oxygen and hydrogen, metallic element raw material supplying portion 22, ignition plug 12 and combustion chamber 7 is constituted.
Metal powder manufacturing device A is to make pressure vessel B by metal dust to be constituted.Metal dust is made the mist nozzle 5 that pressure vessel B has then purchased metallic element raw material 21, ignition plug 12, metallic element raw material supplying portion 22, oxygen and the hydrogen of gas ejection group Pu 1, high pressure hopper 2, combustion chamber 7, pressure-regulating valve 8, metal dust conveying end 13, Purified Water 3, the usefulness that makes powder; And 4 are metal dusts that representative produces.
Make among the pressure vessel B at the Titanium powder, inject the Purified Waters such as distilled water 3 in the high pressure hopper 2, Titanium materials 21 such as Titanium rod are provided by metallic element raw material supplying portion 22, to spray as mist by nozzle 5 through the oxygen and the hydrogen of high pressure pressurization, light this mist with ignition plug 12, in combustion chamber 7, make mist completing combustion, be the steam gas combustion state of complete superhigh temperature, in these burning gases,, in water, disperse titanium material moment dissolving.
At this moment, promptly generate the micron scale, promptly very tiny titanium particulate 4, with the Powdered dispersity that is, the Titanium powder does not produce and dissolves or swim, at short notice with the powder morphology sedimentation and separate, discharge by titanium powder conveying end 13 at last, form so-called titanium powder.
The supply of hydrogen and oxygen gas mixture must strictly be controlled at hydrogen and oxygen and be 2 to 1 ratio.Though and the mist of hydrogen and oxygen can be provided by city dealer's gas container, if set up the electrolysis unit C of water, make the mist of hydrogen and oxygen with water electrolysis, then can obtain pure gas completely, provide suitable and efficient good mixing gas.
Among the present invention not the gas container with city dealer hydrogen and oxygen gas mixture are provided, and change to set up apparatus for electrolyzing C, utilize the electrolysis of water to make the mist of hydrogen and oxygen, then can obtain pure gas completely, can be simply and mist is provided efficiently; Setting up when making the apparatus for electrolyzing that oxygen and hydrogen mixed gas use, electrolysis unit C can be any accessory device that utilizes water electrolysis to make hydrogen and oxygen gas mixture, again each gas supply pipe of hydrogen and oxygen with 9 and 10, electrode with 19 and 20, demarcation strip with 18, water represents with 16; In this electrolysis unit,, produce oxygen at anode, and produce hydrogen, provide as burning unstrpped gas at negative electrode with the in addition electrolysis of acidity or basic materials water.
Implementation condition and result
Pressure (hydraulic) water: 1 ton of pressure 1.5kg/m of water
2
Make in the groove and press: 1.5 air pressure;
Mist: 5L/sec (2 air pressure);
Injecting time: 1 hour;
Titanium quantity delivered: 25kg;
Generate titanium powder: about 25kg
Generate the evaluation of titanium powder
Do not produce byproduct beyond the element titanium powder or impurity etc. fully, obtain the powder that powder is spherical, granular size was all once all good, again manufacturing cost and known techniques in comparison, also cheap about half.
The possibility of utilizing on the industry
But the present invention's utmost point is made purity high metal dust, particularly titanium powder efficiently; Utilize Manufacture method of the present invention does not produce fully that accessory substance beyond the elemental composition or impurity etc. obtain Powder is spherical or granular size is all once all good, and manufacturing cost can significantly reduce, again can between Have a rest production, produce continuously, a large amount of production.
Claims (5)
1. the manufacture method of a metal dust is characterized in that making the mist burning of oxygen and hydrogen in water under high pressure, with this burner tower heating of metal material, makes the method for its powdered.
2. producing method for metal powder as claimed in claim 1 is characterized in that metallic element raw material wherein is meant titanium, zirconium, germanium, tin, gold, platinum, silver.
3. the manufacturing installation of a metal dust, it is characterized by is that pressure vessel by the mist nozzle that possesses high pressure hopper, oxygen and hydrogen, metallic element raw material supplying portion, ignition plug and combustion chamber is constituted.
4. metal powder manufacturing device as claimed in claim 3 is characterised in that it is set up to make the apparatus for electrolyzing that oxygen and hydrogen mixed gas are used.
5. as claim 3 or 4 described producing method for metal powder, it is characterized in that metallic element raw material wherein, can be any one of bar, sheet material, particle or paillon foil.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP91941/2001 | 2001-03-28 | ||
| JP2001091941 | 2001-03-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1529644A true CN1529644A (en) | 2004-09-15 |
| CN1248812C CN1248812C (en) | 2006-04-05 |
Family
ID=18946486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB028071344A Expired - Lifetime CN1248812C (en) | 2001-03-28 | 2002-03-26 | Method and appartus for producing metal powder |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US20040118244A1 (en) |
| EP (1) | EP1393841A4 (en) |
| JP (1) | JP4137643B2 (en) |
| KR (1) | KR20030080062A (en) |
| CN (1) | CN1248812C (en) |
| BR (1) | BR0208466A (en) |
| CA (1) | CA2442153A1 (en) |
| HU (1) | HUP0303939A3 (en) |
| MX (1) | MXPA03008818A (en) |
| NO (1) | NO20034327L (en) |
| NZ (1) | NZ528630A (en) |
| PL (1) | PL365332A1 (en) |
| TW (1) | TW570851B (en) |
| WO (1) | WO2002078883A1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3686819B2 (en) * | 2000-05-10 | 2005-08-24 | ファイルド株式会社 | Titanium-containing high-performance water and production method and apparatus |
| JP3735240B2 (en) | 2000-07-04 | 2006-01-18 | ファイルド株式会社 | Health textile products |
| TWI237007B (en) * | 2001-02-27 | 2005-08-01 | Phild Co Ltd | Method and device for producing gold-containing high performance water |
| TW558471B (en) * | 2001-03-28 | 2003-10-21 | Phild Co Ltd | Method and device for manufacturing metallic particulates and manufactured metallic particulates |
| WO2002078656A1 (en) * | 2001-03-29 | 2002-10-10 | Phild Co., Ltd. | Hair-restoring liquid comprising aqueous dispersion of ultrafine titanium particles and process and apparatus for producing the same |
| TWI291458B (en) * | 2001-10-12 | 2007-12-21 | Phild Co Ltd | Method and device for producing titanium-containing high performance water |
| TWI255695B (en) | 2001-10-12 | 2006-06-01 | Phild Co Ltd | Method and device for producing ultrafine dispersion of noble metal |
| JP2006000147A (en) * | 2004-06-15 | 2006-01-05 | Fuairudo Kk | Health accessory using silicone elastomer and manufacturing method thereof |
| JP2006110179A (en) * | 2004-10-15 | 2006-04-27 | Fuairudo Kk | Belt for waist pressurization |
| KR100830931B1 (en) | 2007-05-23 | 2008-05-22 | (주) 나노기술 | Vacuum type high voltage gap switch by gas vacuum and purging and manufacturing method of metal nano powder by it |
| CN101785783A (en) * | 2009-01-22 | 2010-07-28 | 朱晓颂 | Use of metal Ti microparticles in promotion or increase of potency of externally-applied skin antibacterial or sterilizing medicaments |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2269528A (en) * | 1940-03-30 | 1942-01-13 | Rca Corp | Method of manufacturing metal spheres |
| SE8206158L (en) * | 1982-10-29 | 1984-04-30 | Hans G Wahlbeck | PROCEDURE AND DEVICE FOR THE PREPARATION OF ALLERGY FREE Precious Metal Forms |
| JPS62263903A (en) * | 1986-05-12 | 1987-11-16 | Kyuzo Kamata | Production of ultrafine metallic particles |
| JP2001122606A (en) * | 1999-10-22 | 2001-05-08 | Fuairudo Kk | Method for production of fullerene water and device therefor |
| JP3686803B2 (en) * | 1999-11-18 | 2005-08-24 | ファイルド株式会社 | Method and apparatus for producing dissolved ultrafine gold particles |
| JP3686819B2 (en) * | 2000-05-10 | 2005-08-24 | ファイルド株式会社 | Titanium-containing high-performance water and production method and apparatus |
| TWI237007B (en) * | 2001-02-27 | 2005-08-01 | Phild Co Ltd | Method and device for producing gold-containing high performance water |
| JP3507063B2 (en) * | 2001-03-28 | 2004-03-15 | ファイルド株式会社 | Health accessory containing titanium powder and method for producing the same |
| TW558471B (en) * | 2001-03-28 | 2003-10-21 | Phild Co Ltd | Method and device for manufacturing metallic particulates and manufactured metallic particulates |
-
2002
- 2002-03-12 TW TW091104638A patent/TW570851B/en not_active IP Right Cessation
- 2002-03-26 JP JP2002577135A patent/JP4137643B2/en not_active Expired - Lifetime
- 2002-03-26 KR KR10-2003-7011575A patent/KR20030080062A/en not_active Application Discontinuation
- 2002-03-26 MX MXPA03008818A patent/MXPA03008818A/en unknown
- 2002-03-26 NZ NZ528630A patent/NZ528630A/en unknown
- 2002-03-26 CN CNB028071344A patent/CN1248812C/en not_active Expired - Lifetime
- 2002-03-26 HU HU0303939A patent/HUP0303939A3/en unknown
- 2002-03-26 EP EP02708666A patent/EP1393841A4/en not_active Withdrawn
- 2002-03-26 US US10/472,702 patent/US20040118244A1/en not_active Abandoned
- 2002-03-26 BR BR0208466-0A patent/BR0208466A/en not_active IP Right Cessation
- 2002-03-26 CA CA002442153A patent/CA2442153A1/en not_active Abandoned
- 2002-03-26 PL PL02365332A patent/PL365332A1/en not_active Application Discontinuation
- 2002-03-26 WO PCT/JP2002/002911 patent/WO2002078883A1/en not_active Application Discontinuation
-
2003
- 2003-09-26 NO NO20034327A patent/NO20034327L/en not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| EP1393841A4 (en) | 2005-02-23 |
| JP4137643B2 (en) | 2008-08-20 |
| TW570851B (en) | 2004-01-11 |
| NO20034327L (en) | 2003-11-25 |
| WO2002078883A1 (en) | 2002-10-10 |
| HUP0303939A3 (en) | 2004-08-30 |
| CN1248812C (en) | 2006-04-05 |
| MXPA03008818A (en) | 2004-02-18 |
| NO20034327D0 (en) | 2003-09-26 |
| BR0208466A (en) | 2004-03-23 |
| EP1393841A1 (en) | 2004-03-03 |
| JPWO2002078883A1 (en) | 2004-10-21 |
| HUP0303939A2 (en) | 2004-03-29 |
| KR20030080062A (en) | 2003-10-10 |
| NZ528630A (en) | 2004-08-27 |
| US20040118244A1 (en) | 2004-06-24 |
| PL365332A1 (en) | 2004-12-27 |
| CA2442153A1 (en) | 2002-10-10 |
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