WO2004001090A1 - セラミックス粒子含有自溶性合金溶射材料 - Google Patents
セラミックス粒子含有自溶性合金溶射材料 Download PDFInfo
- Publication number
- WO2004001090A1 WO2004001090A1 PCT/JP2003/008042 JP0308042W WO2004001090A1 WO 2004001090 A1 WO2004001090 A1 WO 2004001090A1 JP 0308042 W JP0308042 W JP 0308042W WO 2004001090 A1 WO2004001090 A1 WO 2004001090A1
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- WIPO (PCT)
- Prior art keywords
- self
- fluxing alloy
- powder
- ceramic
- sprayed
- Prior art date
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Classifications
-
- 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
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Definitions
- Self-fluxing alloy spray material containing ceramic particles
- the present invention relates to a self-fluxing alloy sprayed material containing ceramic particles, and more particularly, to turbomachinery such as a pump, a water wheel, and a bottle, and in particular, it is required that the surface of a metal substrate has resistance to erosion and slurry erosion.
- the present invention relates to an impeller sprayed with such a spray material and a fluid machine having the impeller.
- the thermal spray melting method heats a film sprayed by self-fluxing alloy powder by a flame spraying method etc. to a molten state, reduces the pores in the film, and furthermore, the bond between the spray particles and the adhesion strength to the substrate.
- a spray melting method using a spray powder in which a carbide powder such as tungsten and a self-fluxing alloy powder are mixed is generally applied.
- tungsten carbide particles of about 0.1 mm to several mm are used to achieve a predetermined purpose.
- high-speed flame spraying HVOF, HVAF, etc.
- Ni nickel
- cobalt cobalt
- the high-speed flame sprayed film is applied to water turbines, impellers for pumps, caging, and the like, and has been confirmed to exhibit excellent properties in slurry erosion resistance.
- the sprayed film is formed from powder 5 ⁇ which is obtained by granulating carbide particles of the order of several microns and Ni-based or Co-based alloy powder, or powder obtained by granulating, sintering and pulverizing. It is a method of forming. Since this method is partial melting, there are countless minute voids in the sprayed layer, and the adhesion between particles is insufficient. Therefore, the high-speed flame sprayed film has weak characteristics against cavitation erosion, and it is difficult to apply it to locations where cavitation occurs. For turbines and pumps, slurry erosion occurs simultaneously with cavitation erosion.
- This self-fluxing alloy is used because the self-fluxing alloy spray coating reduces the porosity in the coating by fusing treatment in which it is heated to a molten state, and further improves the bond between the sprayed particles and the adhesion strength to the substrate.
- the thermal spray melting method described above is widely applied to members that require resistance to slurry erosion and resistance to cavitation erosion.
- FIGS. 1 and 2 show conceptual views of conventional thermal spraying material powder and thermal spraying by the flame spraying method, respectively.
- the average particle size of the earth and sand is 0.1 mm or more, so that tandastane carbide particles with a particle size of about 0.1 mm to several millimeters are used as ceramic powder to achieve the specified purpose. are doing.
- a sprayed film in which tungsten carbide having an average particle size of 60 to 125 m is dispersed is applied to the impeller and casing. ing. As shown in Fig.
- the thermal spray material used for thermal spraying is a tungsten carbide powder 1 with a particle size of 45 to 125 m and a self-fluxing material with a particle size of 15 to 125.
- a sprayed material powder 3 obtained by simply mixing an alloy powder 2 and an alloy powder 2 is used.
- a spraying material powder 3 composed of a tungsten carbide powder 1 and a self-fluxing alloy powder 2 is supplied from a spraying material supply nozzle 5, and the spray spraying from the supply nozzle is performed.
- Material powder is heated with hot combustion gas 7 from gas nozzle 6 B is sprayed on the surface of B to melt the self-fluxing alloy powder and adhere to the surface as a thermal spray layer 4, and the tungsten carbide particles 1 as ceramics are incorporated into the thermal spray layer 4.
- the inventors of the present invention performed flame spraying using a sprayed powder obtained by mixing tungsten carbide powder having various particle diameters and a self-fluxing alloy powder. I observed what happened. In particular, it was found that when the particle size was 60 m or less, the scattering of tungsten carbide particles became remarkable, and the thermal spraying efficiency was extremely reduced.
- a thermal spraying material prepared by a thermal spray melting method using a thermal spray powder obtained by mixing a tungsten carbide powder and a self-fluxing alloy powder produced a thermal spray layer in which tungsten carbide was uniformly dispersed. It is difficult to perform the cavitation erosion resistance.
- the present inventors have conducted intensive studies to solve the above problems, and as a result, agglomerated by granulating a powder of ceramics such as tandastan carbide and a nickel-based self-fluxing alloy powder through a binder. It has been found that by using a granular material having an average secondary particle size of 15 to 125, the tungsten carbide powder is prevented from scattering during flame spraying, and the spraying efficiency is improved. In addition, it was confirmed that the use of the powder composed of the granular material enabled the formation of a sprayed film in which tungsten carbide was uniformly dispersed in the sprayed layer, and was excellent in slurry erosion resistance and cavitation erosion resistance. It has been found that a sprayed layer can be formed.
- an object of the present invention is to mix a ceramic powder having various particle diameters and a self-fluxing alloy powder and granulate or sinter and pulverize them to obtain a granular material, whereby the hard ceramic powder is scattered during the thermal spraying process. It is an object of the present invention to provide a thermal sprayed material having a reduced amount.
- Another object of the present invention is to provide a thermal spraying material in which hard ceramic powder is less scattered during thermal spraying processing by optimizing the size of the granular material of the ceramic powder and the self-fluxing alloy powder. It is to be.
- Another object of the present invention is to provide a rotating member sprayed using the above-described sprayed material, and a fluid machine provided with the rotating member.
- a self-fluxing alloy spraying material containing ceramic particles, wherein at least one type of ceramic powder selected from the group consisting of carbide, oxide, nitride or boride, nickel-based self-fluxing alloy powder, cobalt At least one type of self-fluxing alloy powder selected from the group consisting of a base self-fluxing alloy or an iron-based self-fluxing alloy powder is mixed and agglomerated to form an average secondary particle size larger than the average primary particle size of the powder.
- the present invention provides a ceramic particle-containing self-fluxing alloy sprayed material characterized in that the granular material has a mean secondary particle diameter of 15 to 250 m.
- R 2 ZR 1 May be 20 or less.
- the ceramic powder and the self-fluxing alloy may have an average primary particle size of 1 to 60 m and 1 to 60 m, respectively. good.
- the ceramic powder may be at least one kind of carbide powder selected from the group consisting of tungsten carbide, chromium carbide, and titanium carbide.
- an impeller including a hub, and a plurality of blades attached around the hub at circumferentially spaced intervals, wherein at least a part of the surface of the impeller includes the ceramics described above.
- An impeller provided with a thermal spray treatment using a particle-containing self-fluxing alloy thermal spray material is provided.
- an impeller having a hub, a plurality of wings circumferentially mounted around the hub, and a chamber for rotatably accommodating the impeller. And at least a part of the surface of the impeller and / or at least a part of the inner surface of the casing, wherein the ceramic particles-containing self-fluxing alloy sprayed material is provided.
- a fluid machine that has been subjected to thermal spraying.
- FIG. 1 is an enlarged explanatory view of a conventional sprayed material composed of a mixed powder of a ceramic powder and a self-fluxing alloy powder.
- Figure 2 is a conceptual diagram of flame spraying, which explains the principle of flame spraying. is there.
- FIG. 3 is an enlarged explanatory view of the thermal spray material of the present invention in which a ceramic powder and a self-fluxing alloy powder are granular.
- FIG. 4 is a diagram showing a scanning electron microscope image of a conventional mixed-type sprayed powder, the sprayed powder of Example 1 of the present invention, and a sprayed cross section.
- FIG. 5 is a diagram showing a scanning electron microscope image of a conventional mixed sprayed powder, a sprayed powder of Example 2 of the present invention, and a sprayed cross section.
- FIG. 6 is a cross-sectional view showing an example of an impeller sprayed by the high-speed flame spraying method using the ceramic particle-containing self-fluxing alloy sprayed material of the present invention.
- FIG. 7 is a sectional view of a pump including the impeller of FIG.
- ceramics powder 11 which is a carbide such as tungsten carbide (WC or W 2 C), titanium carbide (T i C), and chromium carbide (Cr 2 C 3 );
- the nickel-based self-fluxing alloy powder 12 is agglomerated by granulation via a binder by a known granulation method to form a granular material 10 as shown in FIG. 3 [A].
- the average primary particle size of ceramic powders such as WC, W 2 C, etc. and 2 V Kel-based self-fluxing alloy powders is preferably in the range of 1 m to 60 im, most preferably 5 m to 3 O ⁇ . m.
- R 2 ZR 1 is preferably 0.1 or more and 20 or less, most preferably 0.1 or more and 10 or less. The reason is that when R2 / R1 exceeds 20, as shown in Fig. 3 [B], the particles of each self-fluxing alloy
- the value of 0.1 or more means that when ceramic particles having a size of 1 im to 60 m are used as described above, the practically usable particle size of the self-fluxing alloy is 1Z10 of the diameter of the ceramic particles. Because it is to the extent.
- the ceramic is not limited to the above carbides, for example, aluminum oxide two Yuumu (A 1 2 0 3), oxide zirconium two Yuumu (Z R_ ⁇ 2), oxides such as titanium oxide (T i 0 2), for example, boron nitride It may be a nitride such as (BN) or a boride such as titanium boride (TiB). Furthermore, the above-mentioned carbides, oxides, nitrides and borides may be used alone or in any combination thereof. Average primary particles of these oxides, nitrides or borides The diameter may be in the same range as described above.
- nickel-based self-fluxing alloys include, for example, Ni—B—Si, Ni—P, and the like.
- the self-fluxing alloy self-fusing alloy having a low melting point
- a cobalt-based self-fluxing alloy such as Co—B—Si, Co_P, or F Iron-based self-fluxing alloys such as eSi, Fe-B-Si, Fe-P and the like may be used.
- These self-fluxing alloys may be used alone or in any combination thereof.
- the average particle size of the granules is preferably in the range from 1 to 250 m, most preferably in the range from 45 zm to 125 m. The reason for this is that if the secondary particle size is less than 15 xm, the thermal spraying efficiency will decrease.If the secondary particle size exceeds 250 m, it will be difficult to spray using a normal flame spray gun. Because.
- Tungsten carbide (WC) powder with an average primary particle size of 5 m was used as the ceramic powder, and a commercially available Colmonoy No. 4 equivalent powder was used as the nickel-based alloy powder, a type of self-fluxing alloy. did.
- the average primary particle size of the powder was 20 / m or less.
- the results of observing the sprayed material of Example 1 and the sprayed material of the mixed powder type of the conventional example with an operation electron microscope are as shown in the micrographs shown in the upper part of FIG.
- the results of observing the sprayed layer obtained by performing the thermal spraying process using the thermal sprayed material according to Example 1 and the thermal sprayed layer obtained by performing the thermal spraying process using the conventional thermal sprayed material using the above microscope are shown.
- the result is shown in the micrograph at the bottom of Fig. 4.
- the cross section of the sprayed layer of the conventional example has a structure having relatively large voids.
- the cross section of the sprayed layer of the present invention is a dense sprayed layer with few voids.
- Tungsten carbide is the white spot on the sprayed cross section, and the periphery is the matrix phase of the self-fluxing alloy.
- the size of the tungsten carbide particles is several tens to 100 m, and it is observed that the tungsten carbide particles are non-uniformly dispersed.
- the thermal spray material according to Example 1 it can be seen that a thermal spray layer in which tungsten carbide having an average particle size of is uniformly dispersed is obtained.
- the thermal spray erosion resistance of the thermal sprayed material according to Example 1 was four times or more that of the base material CA 6 NM.
- Tungsten carbide (WC) powder with an average primary particle size of 5 zm was used as the ceramic powder, and commercially available Stellite No. 1 powder was used as the cobalt-based alloy powder, a type of self-fluxing alloy. used.
- the average primary particle size of the powder was 20 m or less.
- the results of observing the sprayed material according to Example 2 and the sprayed material of the conventional Co-based self-fluxing alloy powder type with a scanning electron microscope are shown in the micrograph shown in the upper part of FIG. Become. Also, the results of observing the sprayed layer when the thermal spraying process is performed using the thermal sprayed material according to Example 2 and the thermal sprayed layer when the thermal spraying process is performed using the conventional thermal sprayed material are observed with the above microscope. And the micrograph at the bottom of Fig. 5. As is clear from the micrograph, the cross-section of the sprayed layer of the conventional example has a structure with many relatively large voids.
- the cross section of the sprayed layer according to Example 2 is a dense sprayed layer having few voids.
- Tungsten carbide is the white spot on the sprayed cross section, and the periphery is the matrix phase of the self-fluxing alloy.
- the size of the tungsten carbide particles is several tens to several, and it is observed that the tungsten carbide particles are non-uniformly dispersed. According to the present invention, it can be seen that a sprayed layer in which tandastan carbide having an average particle size of 5 xm is uniformly dispersed is obtained.
- the spray erosion resistance of the thermal sprayed material of Example 2 also exhibited a property four times or more higher than that of the base material CA 6 NM.
- the ceramic particle-containing self-fluxing alloy sprayed material prepared as described above is sprayed on the surface of the base material by a frame spraying method to form a wear-resistant coating on the base material.
- the substrate on which such a wear-resistant film is formed include members of rotary machines such as pumps, water turbines, and compressors, and more specifically, sand erosion resistance or slurry erosion resistance. Impellers, casings, blades, bearings and seals.
- the impeller 30 has a hub 32 formed with a shaft hole 31 for receiving a rotating shaft, and radially outwardly extends radially outward from the hub 32.
- a plurality of wings 35 that are arranged at equal intervals around the axis 0- ⁇ around the axis) and are curved along a desired curved surface and are integrally formed with the side plate and the main plate.
- the main plate 33, the side plate 34, and the wings 35 define a flow path 36 through which the fluid flows.
- a radially inner portion 37 of the flow path 36 is an inlet, and a radially outer portion 38 is an outlet.
- the annular side plate 34 has a portion 34 a extending in the axial direction on the inner side in the circumferential direction and a portion 34 b extending outward in the radial direction, and the impeller 3 is formed by the axially extending portion 34 a.
- the entrance 3 of 0 is defined.
- the impeller 30 When the impeller 30 is rotated to send out a fluid, for example, when the impeller is rotated in water containing earth and sand, particles of the earth and sand in the water cause the surface of the impeller 30, especially in the impeller 30.
- the inner surface 41 of the main plate 33, the inner surface 42 of the side plate 34, and both surfaces of the blades 35, which define the flow path 36, are rubbed against the pressure surface 43 and the suction surface 44. The surface will be worn excessively by friction.
- the area according to the present invention is applied to the surface belonging to the area
- the self-fluxing alloy spray material containing Lamix particles is sprayed. .
- the impeller 30 of the present invention surface-treated with the ceramic particle-containing self-fluxing alloy spray material by the high-speed flame spray method as described above is used for a fluid machine such as a water wheel or a pump.
- a vertical pump 50 is shown in cross section as an example of such a fluid machine.
- a pump 50 is provided with a casing 51 defining a pump chamber 52 for accommodating an impeller 30 according to the present invention, and an impeller 30 disposed at a lower end with an axis vertical.
- Main shaft 57 fixed to the main shaft, a main bearing 58 mounted above the casing and rotatably supporting the main shaft 57 with respect to the casing, and fluid leakage between the casing 51 and the main shaft 57.
- the casing 51 is fixed on a tubular support 60 in a known manner.
- the casing 51 includes an upper disk-shaped end plate 53, a casing body 54 defining a spiral outlet chamber 55, and a tubular cover 56.
- a tubular suction pipe 61 is connected to the lower end of the cover 56.
- the ceramic particles can be efficiently dispersed and taken into the deposited film, and the erosion resistance and the erosion resistance can be improved.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating By Spraying Or Casting (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Details Of Reciprocating Pumps (AREA)
- Hydraulic Turbines (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2003244194A AU2003244194A1 (en) | 2002-06-25 | 2003-06-25 | Ceramic particle-containing self-melting alloy thermal spraying material |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002-185170 | 2002-06-25 | ||
JP2002185170A JP2004027289A (ja) | 2002-06-25 | 2002-06-25 | セラミックス粒子含有自溶性合金溶射材料 |
Publications (1)
Publication Number | Publication Date |
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WO2004001090A1 true WO2004001090A1 (ja) | 2003-12-31 |
Family
ID=29996726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2003/008042 WO2004001090A1 (ja) | 2002-06-25 | 2003-06-25 | セラミックス粒子含有自溶性合金溶射材料 |
Country Status (4)
Country | Link |
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JP (1) | JP2004027289A (ja) |
CN (1) | CN1671878A (ja) |
AU (1) | AU2003244194A1 (ja) |
WO (1) | WO2004001090A1 (ja) |
Cited By (2)
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US7974690B2 (en) | 2008-06-30 | 2011-07-05 | Medtronic, Inc. | Lead integrity testing during suspected tachyarrhythmias |
US11739659B2 (en) * | 2021-09-22 | 2023-08-29 | Borgwarner Inc. | Supercharging device |
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KR100621925B1 (ko) | 2004-08-10 | 2006-09-14 | 학교법인 포항공과대학교 | 자용성 세라믹 분말을 이용한 표면복합재료의 제조방법 |
JP2008025437A (ja) * | 2006-07-20 | 2008-02-07 | Mitsubishi Materials Corp | 摺動装置 |
KR100855872B1 (ko) * | 2007-02-13 | 2008-09-05 | 주식회사 코미코 | 플라즈마 용사 코팅용 분말을 제조하기 위한 슬러리조성물, 상기 슬러리 조성물을 제조하는 방법 및 상기플라즈마 용사 코팅용 분말 |
JP5171176B2 (ja) * | 2007-09-13 | 2013-03-27 | バブコック日立株式会社 | 金属製基材表面の溶射用材料及び該材料で被覆した耐高温腐食部材 |
JP5244495B2 (ja) | 2008-08-06 | 2013-07-24 | 三菱重工業株式会社 | 回転機械用の部品 |
ATE533192T1 (de) | 2008-09-25 | 2011-11-15 | Abb Ab | Sensor zum messen von mechanischen belastungen mit einer schicht aus magnetoelastischem material |
DE102009008105B4 (de) * | 2009-02-09 | 2017-02-09 | Daimler Ag | Bremsscheibe für ein Fahrzeug |
US8268453B2 (en) | 2009-08-06 | 2012-09-18 | Synthesarc Inc. | Steel based composite material |
JP5748820B2 (ja) * | 2009-09-07 | 2015-07-15 | 株式会社フジミインコーポレーテッド | 溶射用粉末、溶射方法、溶射皮膜の製造方法、及び溶射皮膜 |
JP5399954B2 (ja) | 2009-09-07 | 2014-01-29 | 株式会社フジミインコーポレーテッド | 溶射用粉末 |
TWI549918B (zh) * | 2011-12-05 | 2016-09-21 | 好根那公司 | 用於高速氧燃料噴塗之新材料及由其製得之產品 |
EP2623730A1 (de) | 2012-02-02 | 2013-08-07 | Siemens Aktiengesellschaft | Strömungsmaschinenkomponente mit Teilfuge und Dampfturbine mit der Strömungsmaschinenkomponente |
ITPD20120405A1 (it) * | 2012-12-21 | 2014-06-22 | Freni Brembo Spa | Metodo per realizzare un disco freno e disco freno per freni a disco |
CN104858418A (zh) * | 2015-05-09 | 2015-08-26 | 安徽再制造工程设计中心有限公司 | 一种高强度Co-Cr-W-B焊层材料及其制备方法 |
CN104923957A (zh) * | 2015-05-09 | 2015-09-23 | 安徽再制造工程设计中心有限公司 | 一种高强度Co-Ni-Fe-B焊层材料及其制备方法 |
CN104858419A (zh) * | 2015-05-09 | 2015-08-26 | 安徽鼎恒再制造产业技术研究院有限公司 | 一种Co-Cr-W-B焊层材料及其制备方法 |
CN104858421A (zh) * | 2015-05-09 | 2015-08-26 | 芜湖鼎瀚再制造技术有限公司 | 一种高硬度Co-Ni-Fe-B焊层材料及其制备方法 |
CN108385104A (zh) * | 2018-03-30 | 2018-08-10 | 燕山大学 | 一种汽车花键轴的修复方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08104969A (ja) * | 1994-10-05 | 1996-04-23 | Asahi Glass Co Ltd | 溶射用セラミックス・金属複合粉末、溶射被膜及び溶射被膜の形成方法 |
JPH08225914A (ja) * | 1995-02-22 | 1996-09-03 | Suzuki Motor Corp | 多層溶射皮膜及びその形成方法 |
JP2000001763A (ja) * | 1998-06-16 | 2000-01-07 | Tocalo Co Ltd | 炭化物サーメット溶射材料, その被覆部材およびその部材の製造方法 |
JP2001192802A (ja) * | 2000-01-05 | 2001-07-17 | Kawasaki Heavy Ind Ltd | 耐食性複合溶射材料、その材料を用いて形成した溶射皮膜及び溶射皮膜を有する部材 |
JP2001234323A (ja) * | 2000-02-17 | 2001-08-31 | Fujimi Inc | 溶射粉末材、およびそれを使用した溶射方法並びに溶射皮膜 |
JP2002004026A (ja) * | 2000-06-19 | 2002-01-09 | Koei Seiko Kk | 炭化物系溶射用複合粉末 |
-
2002
- 2002-06-25 JP JP2002185170A patent/JP2004027289A/ja active Pending
-
2003
- 2003-06-25 CN CNA03818365XA patent/CN1671878A/zh active Pending
- 2003-06-25 WO PCT/JP2003/008042 patent/WO2004001090A1/ja active Application Filing
- 2003-06-25 AU AU2003244194A patent/AU2003244194A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08104969A (ja) * | 1994-10-05 | 1996-04-23 | Asahi Glass Co Ltd | 溶射用セラミックス・金属複合粉末、溶射被膜及び溶射被膜の形成方法 |
JPH08225914A (ja) * | 1995-02-22 | 1996-09-03 | Suzuki Motor Corp | 多層溶射皮膜及びその形成方法 |
JP2000001763A (ja) * | 1998-06-16 | 2000-01-07 | Tocalo Co Ltd | 炭化物サーメット溶射材料, その被覆部材およびその部材の製造方法 |
JP2001192802A (ja) * | 2000-01-05 | 2001-07-17 | Kawasaki Heavy Ind Ltd | 耐食性複合溶射材料、その材料を用いて形成した溶射皮膜及び溶射皮膜を有する部材 |
JP2001234323A (ja) * | 2000-02-17 | 2001-08-31 | Fujimi Inc | 溶射粉末材、およびそれを使用した溶射方法並びに溶射皮膜 |
JP2002004026A (ja) * | 2000-06-19 | 2002-01-09 | Koei Seiko Kk | 炭化物系溶射用複合粉末 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7974690B2 (en) | 2008-06-30 | 2011-07-05 | Medtronic, Inc. | Lead integrity testing during suspected tachyarrhythmias |
US11739659B2 (en) * | 2021-09-22 | 2023-08-29 | Borgwarner Inc. | Supercharging device |
Also Published As
Publication number | Publication date |
---|---|
CN1671878A (zh) | 2005-09-21 |
JP2004027289A (ja) | 2004-01-29 |
AU2003244194A1 (en) | 2004-01-06 |
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