IL105592A - Preparation of metal powders and ceramic powders with thin particles by chemical reactions of gases - Google Patents

Preparation of metal powders and ceramic powders with thin particles by chemical reactions of gases

Info

Publication number: IL105592A
Authority: IL; Israel
Prior art keywords: metal; process according; reactor; ceramic powders; reaction
Prior art date: 1992-05-04

Application number

IL10559293A

Other languages

English (en)

Hebrew (he)

Other versions

IL105592A0 (en

Original Assignee

Starck H C Gmbh Co Kg

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1992-05-04

Filing date

1993-05-03

Publication date

1996-12-05

1993-05-03 Application filed by Starck H C Gmbh Co Kg filed Critical Starck H C Gmbh Co Kg

1993-09-22 Publication of IL105592A0 publication Critical patent/IL105592A0/xx

1996-12-05 Publication of IL105592A publication Critical patent/IL105592A/en

Links

239000000843 powder Substances 0.000 title claims description 87
238000006243 chemical reaction Methods 0.000 title claims description 73
239000002184 metal Substances 0.000 title claims description 45
229910052751 metal Inorganic materials 0.000 title claims description 45
239000000919 ceramic Substances 0.000 title claims description 31
238000002360 preparation method Methods 0.000 title claims description 21
239000000126 substance Substances 0.000 title claims description 13
238000000034 method Methods 0.000 claims description 76
239000007789 gas Substances 0.000 claims description 73
239000003153 chemical reaction reagent Substances 0.000 claims description 38
150000002736 metal compounds Chemical class 0.000 claims description 23
239000011261 inert gas Substances 0.000 claims description 18
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 15
229910052782 aluminium Inorganic materials 0.000 claims description 7
229910052796 boron Inorganic materials 0.000 claims description 7
229910052804 chromium Inorganic materials 0.000 claims description 7
229910052735 hafnium Inorganic materials 0.000 claims description 7
229910052742 iron Inorganic materials 0.000 claims description 7
229910052746 lanthanum Inorganic materials 0.000 claims description 7
229910052750 molybdenum Inorganic materials 0.000 claims description 7
229910052759 nickel Inorganic materials 0.000 claims description 7
229910052758 niobium Inorganic materials 0.000 claims description 7
229910052710 silicon Inorganic materials 0.000 claims description 7
229910052715 tantalum Inorganic materials 0.000 claims description 7
229910052719 titanium Inorganic materials 0.000 claims description 7
229910052721 tungsten Inorganic materials 0.000 claims description 7
229910052720 vanadium Inorganic materials 0.000 claims description 7
229910052727 yttrium Inorganic materials 0.000 claims description 7
229910052726 zirconium Inorganic materials 0.000 claims description 7
150000004767 nitrides Chemical class 0.000 claims description 6
239000007795 chemical reaction product Substances 0.000 claims description 5
150000001247 metal acetylides Chemical class 0.000 claims description 5
150000003568 thioethers Chemical class 0.000 claims description 5
OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 4
UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical class B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 claims description 4
229910000085 borane Inorganic materials 0.000 claims description 4
KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical class OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 4
229910001507 metal halide Inorganic materials 0.000 claims description 4
150000005309 metal halides Chemical class 0.000 claims description 4
AQSJGOWTSHOLKH-UHFFFAOYSA-N phosphite(3-) Chemical class [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 claims description 4
150000004756 silanes Chemical class 0.000 claims description 4
229910021332 silicide Inorganic materials 0.000 claims description 4
239000005046 Chlorosilane Substances 0.000 claims description 3
150000001412 amines Chemical class 0.000 claims description 3
125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 claims description 3
KOPOQZFJUQMUML-UHFFFAOYSA-N chlorosilane Chemical class Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 claims description 3
150000001875 compounds Chemical class 0.000 claims description 3
238000000926 separation method Methods 0.000 claims description 3
150000001335 aliphatic alkanes Chemical class 0.000 claims description 2
150000001337 aliphatic alkines Chemical class 0.000 claims description 2
150000001336 alkenes Chemical class 0.000 claims description 2
125000000217 alkyl group Chemical group 0.000 claims description 2
150000001408 amides Chemical class 0.000 claims description 2
125000003118 aryl group Chemical group 0.000 claims description 2
150000001540 azides Chemical class 0.000 claims description 2
238000009835 boiling Methods 0.000 claims description 2
229910052987 metal hydride Inorganic materials 0.000 claims description 2
150000004681 metal hydrides Chemical class 0.000 claims description 2
238000000859 sublimation Methods 0.000 claims description 2
230000008022 sublimation Effects 0.000 claims description 2
RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims 2
-1 halosilanes Chemical class 0.000 claims 2
150000003014 phosphoric acid esters Chemical class 0.000 claims 1
XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical class ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 claims 1
238000000746 purification Methods 0.000 claims 1
239000002245 particle Substances 0.000 description 79
238000009826 distribution Methods 0.000 description 25
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 20
238000000576 coating method Methods 0.000 description 12
239000000203 mixture Substances 0.000 description 11
239000000047 product Substances 0.000 description 11
229910052761 rare earth metal Inorganic materials 0.000 description 10
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 9
239000011248 coating agent Substances 0.000 description 8
229910003074 TiCl4 Inorganic materials 0.000 description 7
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
230000015572 biosynthetic process Effects 0.000 description 7
238000007664 blowing Methods 0.000 description 7
239000001301 oxygen Substances 0.000 description 7
229910052760 oxygen Inorganic materials 0.000 description 7
239000012071 phase Substances 0.000 description 7
XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 7
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
238000009529 body temperature measurement Methods 0.000 description 5
239000000356 contaminant Substances 0.000 description 5
238000001816 cooling Methods 0.000 description 5
229910002804 graphite Inorganic materials 0.000 description 5
239000010439 graphite Substances 0.000 description 5
239000007788 liquid Substances 0.000 description 5
238000004519 manufacturing process Methods 0.000 description 5
238000001556 precipitation Methods 0.000 description 5
238000010408 sweeping Methods 0.000 description 5
239000000463 material Substances 0.000 description 4
239000007787 solid Substances 0.000 description 4
229910004537 TaCl5 Inorganic materials 0.000 description 3
239000006227 byproduct Substances 0.000 description 3
239000012159 carrier gas Substances 0.000 description 3
238000002156 mixing Methods 0.000 description 3
239000012429 reaction media Substances 0.000 description 3
238000001179 sorption measurement Methods 0.000 description 3
OEIMLTQPLAGXMX-UHFFFAOYSA-I tantalum(v) chloride Chemical compound Cl[Ta](Cl)(Cl)(Cl)Cl OEIMLTQPLAGXMX-UHFFFAOYSA-I 0.000 description 3
229910019804 NbCl5 Inorganic materials 0.000 description 2
230000000694 effects Effects 0.000 description 2
239000007792 gaseous phase Substances 0.000 description 2
238000010438 heat treatment Methods 0.000 description 2
229910001510 metal chloride Inorganic materials 0.000 description 2
230000006911 nucleation Effects 0.000 description 2
238000010899 nucleation Methods 0.000 description 2
229910052574 oxide ceramic Inorganic materials 0.000 description 2
YHBDIEWMOMLKOO-UHFFFAOYSA-I pentachloroniobium Chemical compound Cl[Nb](Cl)(Cl)(Cl)Cl YHBDIEWMOMLKOO-UHFFFAOYSA-I 0.000 description 2
QYEXBYZXHDUPRC-UHFFFAOYSA-N B#[Ti]#B Chemical compound B#[Ti]#B QYEXBYZXHDUPRC-UHFFFAOYSA-N 0.000 description 1
229910001111 Fine metal Inorganic materials 0.000 description 1
229910020968 MoSi2 Inorganic materials 0.000 description 1
229910021586 Nickel(II) chloride Inorganic materials 0.000 description 1
229910052581 Si3N4 Inorganic materials 0.000 description 1
229910033181 TiB2 Inorganic materials 0.000 description 1
229910007926 ZrCl Inorganic materials 0.000 description 1
150000001298 alcohols Chemical class 0.000 description 1
239000000969 carrier Substances 0.000 description 1
238000005229 chemical vapour deposition Methods 0.000 description 1
239000011362 coarse particle Substances 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
230000002939 deleterious effect Effects 0.000 description 1
238000005868 electrolysis reaction Methods 0.000 description 1
238000010894 electron beam technology Methods 0.000 description 1
230000003628 erosive effect Effects 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000007717 exclusion Effects 0.000 description 1
239000002360 explosive Substances 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
238000010574 gas phase reaction Methods 0.000 description 1
238000000227 grinding Methods 0.000 description 1
150000004820 halides Chemical class 0.000 description 1
238000010348 incorporation Methods 0.000 description 1
238000009434 installation Methods 0.000 description 1
239000013067 intermediate product Substances 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
239000007769 metal material Substances 0.000 description 1
229910044991 metal oxide Inorganic materials 0.000 description 1
QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 description 1
150000002894 organic compounds Chemical class 0.000 description 1
239000011224 oxide ceramic Substances 0.000 description 1
238000007750 plasma spraying Methods 0.000 description 1
238000004663 powder metallurgy Methods 0.000 description 1
238000005245 sintering Methods 0.000 description 1
238000003980 solgel method Methods 0.000 description 1
230000003746 surface roughness Effects 0.000 description 1
238000011144 upstream manufacturing Methods 0.000 description 1

Classifications

- 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
- B22F9/12—Making metallic powder or suspensions thereof using physical processes starting from gaseous material
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/90—Carbides
- C01B32/914—Carbides of single elements
- C01B32/921—Titanium carbide
- 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
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/28—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from gaseous metal compounds
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/14—Methods for preparing oxides or hydroxides in general
- C01B13/20—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state
- C01B13/22—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
- C01B21/068—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with silicon
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
- C01B21/072—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with aluminium
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
- C01B21/076—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with titanium or zirconium or hafnium
- C01B21/0763—Preparation from titanium, zirconium or hafnium halides
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G25/00—Compounds of zirconium
- C01G25/02—Oxides
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G33/00—Compounds of niobium
- 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
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of 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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
- C01P2004/52—Particles with a specific particle size distribution highly monodisperse size distribution
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Physics & Mathematics (AREA)
Chemical Kinetics & Catalysis (AREA)
Nanotechnology (AREA)
Composite Materials (AREA)
Crystallography & Structural Chemistry (AREA)
General Physics & Mathematics (AREA)
Condensed Matter Physics & Semiconductors (AREA)
General Chemical & Material Sciences (AREA)
Plasma & Fusion (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Physical Or Chemical Processes And Apparatus (AREA)
Compositions Of Oxide Ceramics (AREA)
Inorganic Compounds Of Heavy Metals (AREA)
Ceramic Products (AREA)

IL10559293A 1992-05-04 1993-05-03 Preparation of metal powders and ceramic powders with thin particles by chemical reactions of gases IL105592A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE4214719A DE4214719C2 (de)	1992-05-04	1992-05-04	Verfahren zur Herstellung feinteiliger Metall- und Keramikpulver

Publications (2)

Publication Number	Publication Date
IL105592A0 IL105592A0 (en)	1993-09-22
IL105592A true IL105592A (en)	1996-12-05

Family

ID=6458136

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL10559293A IL105592A (en)	1992-05-04	1993-05-03	Preparation of metal powders and ceramic powders with thin particles by chemical reactions of gases

Country Status (7)

Country	Link
US (1)	US5472477A (de)
JP (1)	JPH0649514A (de)
KR (1)	KR100251665B1 (de)
AT (1)	AT405723B (de)
DE (1)	DE4214719C2 (de)
IL (1)	IL105592A (de)
SE (1)	SE510818C2 (de)

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DE4445205A1 (de) *	1994-12-17	1996-06-20	Degussa	Zirkondioxidpulver, Verfahren zu seiner Herstellung und Verwendung
US6524548B1 (en)	1994-12-17	2003-02-25	Degussa Ag	Zirconium dioxide powder, method of its production and use
DE19623587A1 (de)	1996-06-13	1997-12-18	Dlr Deutsche Forschungsanstalt	Keramische Verdampfermaterialien
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WO1998024576A1 (en) *	1996-12-05	1998-06-11	The University Of Connecticut	Nanostructured metals, metal alloys, metal carbides and metal alloy carbides and chemical synthesis thereof
DE19746513A1 (de) *	1997-10-22	1999-04-29	Agfa Gevaert Ag	Farbfotografisches Aufzeichnungsmaterial
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JP3995082B2 (ja) *	2001-07-18	2007-10-24	日鉱金属株式会社	ゲート酸化膜形成用ハフニウムシリサイドターゲット及びその製造方法
US6855426B2 (en)	2001-08-08	2005-02-15	Nanoproducts Corporation	Methods for producing composite nanoparticles
US7442227B2 (en)	2001-10-09	2008-10-28	Washington Unniversity	Tightly agglomerated non-oxide particles and method for producing the same
US7097691B2 (en) *	2001-11-06	2006-08-29	Cyprus Amax Minerals Company	Method for producing pigment nano-particles
US7029507B2 (en) *	2001-11-29	2006-04-18	Nanoproducts Corporation	Polishing using multi-metal oxide nanopowders
US20050287925A1 (en) *	2003-02-07	2005-12-29	Nathan Proch	Collectible item and code for interactive games
US7220793B2 (en) *	2002-02-20	2007-05-22	Ppg Industries Ohio, Inc.	Curable film-forming composition exhibiting improved resistance to degradation by ultraviolet light
US7449044B2 (en) *	2002-09-30	2008-11-11	Toho Titanium Co., Ltd.	Method and apparatus for producing metal powder
US7708974B2 (en)	2002-12-10	2010-05-04	Ppg Industries Ohio, Inc.	Tungsten comprising nanomaterials and related nanotechnology
BRPI0400086A (pt) *	2004-03-09	2005-11-01	Cbmm Sa	Catalisador de cobalto para sìntese de fischer-tropsch, suporte para o mesmo, processos de preparação do suporte e do catalisador e uso do catalisador
CA2512317A1 (en) *	2004-07-20	2006-01-20	E.I. Dupont De Nemours And Company	Process for making metal oxide nanoparticles
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DE102005035704A1 (de) *	2005-07-27	2007-02-01	Behr Gmbh & Co. Kg	Zu verlötende Oberfläche
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1992
- 1992-05-04 DE DE4214719A patent/DE4214719C2/de not_active Expired - Fee Related
1993
- 1993-04-22 US US08/050,590 patent/US5472477A/en not_active Expired - Lifetime
- 1993-04-28 JP JP5123159A patent/JPH0649514A/ja active Pending
- 1993-04-29 SE SE9301466A patent/SE510818C2/sv not_active IP Right Cessation
- 1993-04-29 AT AT0083493A patent/AT405723B/de not_active IP Right Cessation
- 1993-04-30 KR KR1019930007410A patent/KR100251665B1/ko not_active Expired - Fee Related
- 1993-05-03 IL IL10559293A patent/IL105592A/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
JPH0649514A (ja)	1994-02-22
SE9301466D0 (sv)	1993-04-29
SE510818C2 (sv)	1999-06-28
ATA83493A (de)	1999-03-15
SE9301466L (sv)	1993-11-05
AT405723B (de)	1999-11-25
KR100251665B1 (ko)	2000-04-15
IL105592A0 (en)	1993-09-22
US5472477A (en)	1995-12-05
DE4214719C2 (de)	1995-02-02
DE4214719A1 (de)	1993-11-11
KR930023096A (ko)	1993-12-18

Legal Events

Date	Code	Title
1997-06-10	FF	Patent granted
1997-09-30	KB	Patent renewed
1999-12-22	KB	Patent renewed
2003-07-06	KB	Patent renewed
2007-07-06	KB	Patent renewed
2011-12-29	MM9K	Patent not in force due to non-payment of renewal fees

Publication	Publication Date	Title
US5472477A (en)	1995-12-05	Process for the preparation of finely divided metal and ceramic powders
US5356120A (en)	1994-10-18	Device for producing finely-divided metal and ceramic powder
KR100251664B1 (ko)	2000-04-15	미립자 금속 분말
JP3356323B2 (ja)	2002-12-16	微粒子金属粉
US6254940B1 (en)	2001-07-03	Electrically assisted synthesis of particles and film with precisely controlled characteristic
KR100254065B1 (ko)	2000-04-15	미립자 산화물 세라믹 분말
EP0650791B1 (de)	1997-04-09	Feinteilige Metall-, Legierungs- und Metallverbindungspulver
US5389585A (en)	1995-02-14	Fine non-oxide ceramic powders
EP1215174A1 (de)	2002-06-19	Hochweisse zinkoxidteilchen und verfahren zu dessen herstellung
Okuyama et al.	1991	Preparation of micro controlled particles using aerosol process technology
Szépvölgyi et al.	1990	Synthesis of Ultradisperse Powders in RF Plasma
Zhao	1995	Evaluation of novel deposition technique: Enhanced chemical vapor deposition
Ageyev et al.	1997	TWO-PHASE FLAMES—A POTENTIAL METHOD FOR MANUFACTURING SUBMICRON METAL OXIDE POWDERS