IL139061A - Metal powders produced by the reduction of the oxides with gaseous magnesium - Google Patents

Metal powders produced by the reduction of the oxides with gaseous magnesium

Info

Publication number: IL139061A
Authority: IL; Israel
Prior art keywords: powder; metal; tantalum; oxide; niobium
Prior art date: 1998-05-06

Application number

IL13906199A

Other languages

English (en)

Other versions

IL139061A0 (en

Original Assignee

Starck H C Inc

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.)

1998-05-06

Filing date

1999-05-05

Publication date

2004-07-25

1998-05-06 Priority claimed from US09/073,488 external-priority patent/US6171363B1/en

1999-05-05 Application filed by Starck H C Inc, Starck H C Gmbh Co Kg filed Critical Starck H C Inc

1999-05-05 Priority claimed from PCT/US1999/009772 external-priority patent/WO2000067936A1/fr

2001-11-25 Publication of IL139061A0 publication Critical patent/IL139061A0/xx

2004-07-25 Publication of IL139061A publication Critical patent/IL139061A/en

Links

239000000843 powder Substances 0.000 title claims description 203
229910052751 metal Inorganic materials 0.000 title claims description 110
239000002184 metal Substances 0.000 title claims description 109
230000009467 reduction Effects 0.000 title claims description 83
239000011777 magnesium Substances 0.000 title claims description 73
229910052749 magnesium Inorganic materials 0.000 title claims description 57
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims description 48
GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims abstract description 63
239000002245 particle Substances 0.000 claims abstract description 33
239000011164 primary particle Substances 0.000 claims abstract description 16
102220076495 rs200649587 Human genes 0.000 claims abstract 4
102220043159 rs587780996 Human genes 0.000 claims abstract 4
238000006722 reduction reaction Methods 0.000 claims description 88
229910052715 tantalum Inorganic materials 0.000 claims description 88
239000010955 niobium Substances 0.000 claims description 78
GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 77
239000003990 capacitor Substances 0.000 claims description 71
238000000034 method Methods 0.000 claims description 67
229910052758 niobium Inorganic materials 0.000 claims description 61
230000008569 process Effects 0.000 claims description 54
239000000956 alloy Substances 0.000 claims description 51
229910045601 alloy Inorganic materials 0.000 claims description 50
239000003638 chemical reducing agent Substances 0.000 claims description 39
238000004519 manufacturing process Methods 0.000 claims description 33
150000002739 metals Chemical class 0.000 claims description 31
239000007789 gas Substances 0.000 claims description 28
230000002829 reductive effect Effects 0.000 claims description 25
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 24
229910052760 oxygen Inorganic materials 0.000 claims description 24
239000001301 oxygen Substances 0.000 claims description 24
238000005245 sintering Methods 0.000 claims description 19
238000006243 chemical reaction Methods 0.000 claims description 13
URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 claims description 12
229910001257 Nb alloy Inorganic materials 0.000 claims description 11
239000003792 electrolyte Substances 0.000 claims description 11
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
238000002386 leaching Methods 0.000 claims description 10
BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 claims description 10
239000012535 impurity Substances 0.000 claims description 9
239000007787 solid Substances 0.000 claims description 9
229910052791 calcium Inorganic materials 0.000 claims description 8
239000001257 hydrogen Substances 0.000 claims description 8
229910052739 hydrogen Inorganic materials 0.000 claims description 8
229910052750 molybdenum Inorganic materials 0.000 claims description 8
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 7
229910052782 aluminium Inorganic materials 0.000 claims description 7
PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 claims description 7
229910052719 titanium Inorganic materials 0.000 claims description 7
229910052721 tungsten Inorganic materials 0.000 claims description 7
238000002048 anodisation reaction Methods 0.000 claims description 6
229910052799 carbon Inorganic materials 0.000 claims description 6
150000004678 hydrides Chemical class 0.000 claims description 6
229910052757 nitrogen Inorganic materials 0.000 claims description 6
229910052720 vanadium Inorganic materials 0.000 claims description 6
229910052726 zirconium Inorganic materials 0.000 claims description 6
229910001362 Ta alloys Inorganic materials 0.000 claims description 5
229910052735 hafnium Inorganic materials 0.000 claims description 5
ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Inorganic materials O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 claims description 5
229910052744 lithium Inorganic materials 0.000 claims description 4
239000007784 solid electrolyte Substances 0.000 claims description 4
238000011282 treatment Methods 0.000 claims description 4
238000005406 washing Methods 0.000 claims description 4
238000005054 agglomeration Methods 0.000 claims description 3
230000002776 aggregation Effects 0.000 claims description 3
229910052788 barium Inorganic materials 0.000 claims description 3
230000001427 coherent effect Effects 0.000 claims description 3
238000010894 electron beam technology Methods 0.000 claims description 3
238000004845 hydriding Methods 0.000 claims description 3
238000002844 melting Methods 0.000 claims description 3
230000008018 melting Effects 0.000 claims description 3
-1 (iii) up to 150 ppm Chemical compound 0.000 claims description 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
229910052784 alkaline earth metal Inorganic materials 0.000 claims 2
BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 claims 2
229910052712 strontium Inorganic materials 0.000 claims 2
239000011800 void material Substances 0.000 claims 1
239000000047 product Substances 0.000 description 28
239000000203 mixture Substances 0.000 description 22
239000011734 sodium Substances 0.000 description 19
XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 18
229910052708 sodium Inorganic materials 0.000 description 18
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 17
CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 15
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 14
239000008188 pellet Substances 0.000 description 14
229910044991 metal oxide Inorganic materials 0.000 description 13
150000003839 salts Chemical class 0.000 description 13
239000000395 magnesium oxide Substances 0.000 description 12
239000000463 material Substances 0.000 description 12
150000004706 metal oxides Chemical class 0.000 description 12
238000011946 reduction process Methods 0.000 description 12
239000002243 precursor Substances 0.000 description 11
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 9
239000002253 acid Substances 0.000 description 9
229910052786 argon Inorganic materials 0.000 description 9
AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 9
239000000243 solution Substances 0.000 description 9
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
238000001878 scanning electron micrograph Methods 0.000 description 8
239000000126 substance Substances 0.000 description 8
229910001936 tantalum oxide Inorganic materials 0.000 description 8
239000007795 chemical reaction product Substances 0.000 description 7
239000011651 chromium Substances 0.000 description 7
229910000484 niobium oxide Inorganic materials 0.000 description 7
235000011007 phosphoric acid Nutrition 0.000 description 7
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
238000004458 analytical method Methods 0.000 description 6
239000007864 aqueous solution Substances 0.000 description 6
239000011575 calcium Substances 0.000 description 6
230000000694 effects Effects 0.000 description 6
238000000926 separation method Methods 0.000 description 6
238000005275 alloying Methods 0.000 description 5
230000015572 biosynthetic process Effects 0.000 description 5
238000001816 cooling Methods 0.000 description 5
238000012545 processing Methods 0.000 description 5
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
238000013459 approach Methods 0.000 description 4
238000000975 co-precipitation Methods 0.000 description 4
150000001875 compounds Chemical class 0.000 description 4
238000011109 contamination Methods 0.000 description 4
239000003085 diluting agent Substances 0.000 description 4
238000010438 heat treatment Methods 0.000 description 4
229910052987 metal hydride Inorganic materials 0.000 description 4
150000004681 metal hydrides Chemical class 0.000 description 4
238000012360 testing method Methods 0.000 description 4
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 3
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
229910021529 ammonia Inorganic materials 0.000 description 3
239000012298 atmosphere Substances 0.000 description 3
230000008901 benefit Effects 0.000 description 3
239000000919 ceramic Substances 0.000 description 3
229910052729 chemical element Inorganic materials 0.000 description 3
239000003795 chemical substances by application Substances 0.000 description 3
238000009826 distribution Methods 0.000 description 3
230000002349 favourable effect Effects 0.000 description 3
229910052500 inorganic mineral Inorganic materials 0.000 description 3
239000007788 liquid Substances 0.000 description 3
239000011707 mineral Substances 0.000 description 3
238000002156 mixing Methods 0.000 description 3
230000007935 neutral effect Effects 0.000 description 3
229910017604 nitric acid Inorganic materials 0.000 description 3
150000004767 nitrides Chemical class 0.000 description 3
230000036961 partial effect Effects 0.000 description 3
230000000704 physical effect Effects 0.000 description 3
229910052700 potassium Inorganic materials 0.000 description 3
239000011163 secondary particle Substances 0.000 description 3
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
241000238586 Cirripedia Species 0.000 description 2
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
229910000831 Steel Inorganic materials 0.000 description 2
229910004448 Ta2C Inorganic materials 0.000 description 2
150000007513 acids Chemical class 0.000 description 2
229910000147 aluminium phosphate Inorganic materials 0.000 description 2
LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 2
238000000137 annealing Methods 0.000 description 2
239000012300 argon atmosphere Substances 0.000 description 2
238000001354 calcination Methods 0.000 description 2
230000015556 catabolic process Effects 0.000 description 2
230000008859 change Effects 0.000 description 2
229910052804 chromium Inorganic materials 0.000 description 2
239000013078 crystal Substances 0.000 description 2
230000007423 decrease Effects 0.000 description 2
239000008367 deionised water Substances 0.000 description 2
229910021641 deionized water Inorganic materials 0.000 description 2
238000010586 diagram Methods 0.000 description 2
FTPUNAWAGWERLA-UHFFFAOYSA-G dipotassium;heptafluoroniobium(2-) Chemical compound [F-].[F-].[F-].[F-].[F-].[F-].[F-].[K+].[K+].[Nb+5] FTPUNAWAGWERLA-UHFFFAOYSA-G 0.000 description 2
239000000706 filtrate Substances 0.000 description 2
238000005470 impregnation Methods 0.000 description 2
239000011261 inert gas Substances 0.000 description 2
229910052742 iron Inorganic materials 0.000 description 2
MIVBAHRSNUNMPP-UHFFFAOYSA-N manganese(2+);dinitrate Chemical compound [Mn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MIVBAHRSNUNMPP-UHFFFAOYSA-N 0.000 description 2
229910001092 metal group alloy Inorganic materials 0.000 description 2
239000011733 molybdenum Substances 0.000 description 2
229910052759 nickel Inorganic materials 0.000 description 2
230000003287 optical effect Effects 0.000 description 2
238000004806 packaging method and process Methods 0.000 description 2
238000002161 passivation Methods 0.000 description 2
239000011591 potassium Substances 0.000 description 2
230000001681 protective effect Effects 0.000 description 2
239000002994 raw material Substances 0.000 description 2
239000000376 reactant Substances 0.000 description 2
239000011780 sodium chloride Substances 0.000 description 2
230000003068 static effect Effects 0.000 description 2
239000010959 steel Substances 0.000 description 2
238000003756 stirring Methods 0.000 description 2
239000012498 ultrapure water Substances 0.000 description 2
238000005303 weighing Methods 0.000 description 2
VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 1
NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
229910003944 H3 PO4 Inorganic materials 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical group Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
229910016287 MxOy Inorganic materials 0.000 description 1
229910020012 Nb—Ti Inorganic materials 0.000 description 1
QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
FOOXDURBAYEDBV-UHFFFAOYSA-N [Mg]O[Ta] Chemical class [Mg]O[Ta] FOOXDURBAYEDBV-UHFFFAOYSA-N 0.000 description 1
VVTSZOCINPYFDP-UHFFFAOYSA-N [O].[Ar] Chemical compound [O].[Ar] VVTSZOCINPYFDP-UHFFFAOYSA-N 0.000 description 1
235000019270 ammonium chloride Nutrition 0.000 description 1
230000003466 anti-cipated effect Effects 0.000 description 1
229910052787 antimony Inorganic materials 0.000 description 1
238000010923 batch production Methods 0.000 description 1
239000011230 binding agent Substances 0.000 description 1
238000009835 boiling Methods 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
238000005266 casting Methods 0.000 description 1
239000003054 catalyst Substances 0.000 description 1
238000006555 catalytic reaction Methods 0.000 description 1
239000003153 chemical reaction reagent Substances 0.000 description 1
150000001805 chlorine compounds Chemical class 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
238000000576 coating method Methods 0.000 description 1
238000009694 cold isostatic pressing Methods 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
238000005056 compaction Methods 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
239000002131 composite material Substances 0.000 description 1
238000013329 compounding Methods 0.000 description 1
238000007596 consolidation process Methods 0.000 description 1
238000010924 continuous production Methods 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000010949 copper Substances 0.000 description 1
230000009849 deactivation Effects 0.000 description 1
238000000280 densification Methods 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
238000001035 drying Methods 0.000 description 1
238000005868 electrolysis reaction Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000001914 filtration Methods 0.000 description 1
230000009969 flowable effect Effects 0.000 description 1
239000012530 fluid Substances 0.000 description 1
150000004673 fluoride salts Chemical class 0.000 description 1
229910052733 gallium Inorganic materials 0.000 description 1
239000008246 gaseous mixture Substances 0.000 description 1
238000001513 hot isostatic pressing Methods 0.000 description 1
150000002431 hydrogen Chemical class 0.000 description 1
238000005984 hydrogenation reaction Methods 0.000 description 1
238000009854 hydrometallurgy Methods 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
229910001026 inconel Inorganic materials 0.000 description 1
238000010348 incorporation Methods 0.000 description 1
229910052745 lead Inorganic materials 0.000 description 1
WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
230000000670 limiting effect Effects 0.000 description 1
239000007791 liquid phase Substances 0.000 description 1
239000000314 lubricant Substances 0.000 description 1
239000011159 matrix material Substances 0.000 description 1
238000005259 measurement Methods 0.000 description 1
238000010297 mechanical methods and process Methods 0.000 description 1
150000002736 metal compounds Chemical class 0.000 description 1
238000000465 moulding Methods 0.000 description 1
239000002674 ointment Substances 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
238000012856 packing Methods 0.000 description 1
239000012071 phase Substances 0.000 description 1
229910052698 phosphorus Inorganic materials 0.000 description 1
239000011148 porous material Substances 0.000 description 1
230000001376 precipitating effect Effects 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
238000003825 pressing Methods 0.000 description 1
238000000197 pyrolysis Methods 0.000 description 1
239000011541 reaction mixture Substances 0.000 description 1
238000011084 recovery Methods 0.000 description 1
238000012552 review Methods 0.000 description 1
238000007873 sieving Methods 0.000 description 1
229910052710 silicon Inorganic materials 0.000 description 1
238000005728 strengthening Methods 0.000 description 1
239000000758 substrate Substances 0.000 description 1
238000003786 synthesis reaction Methods 0.000 description 1
ZIRLXLUNCURZTP-UHFFFAOYSA-I tantalum(5+);pentahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[Ta+5] ZIRLXLUNCURZTP-UHFFFAOYSA-I 0.000 description 1
OEIMLTQPLAGXMX-UHFFFAOYSA-I tantalum(v) chloride Chemical compound Cl[Ta](Cl)(Cl)(Cl)Cl OEIMLTQPLAGXMX-UHFFFAOYSA-I 0.000 description 1
229910052718 tin Inorganic materials 0.000 description 1
WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
239000010937 tungsten Substances 0.000 description 1
238000002604 ultrasonography Methods 0.000 description 1
230000000007 visual effect Effects 0.000 description 1
239000002699 waste material Substances 0.000 description 1
230000004580 weight loss Effects 0.000 description 1
238000003466 welding Methods 0.000 description 1
238000010626 work up procedure Methods 0.000 description 1
229910052725 zinc Inorganic materials 0.000 description 1

Landscapes

Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Powder Metallurgy (AREA)
Manufacture And Refinement Of Metals (AREA)

IL13906199A 1998-05-06 1999-05-05 Metal powders produced by the reduction of the oxides with gaseous magnesium IL139061A (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US09/073,488 US6171363B1 (en)	1998-05-06	1998-05-06	Method for producing tantallum/niobium metal powders by the reduction of their oxides with gaseous magnesium
DE19831380		1998-07-13
PCT/US1999/009772 WO2000067936A1 (fr)	1998-05-06	1999-05-05	Poudres metalliques obtenues par reduction d'oxides au moyen de magnesium gazeux

Publications (2)

Publication Number	Publication Date
IL139061A0 IL139061A0 (en)	2001-11-25
IL139061A true IL139061A (en)	2004-07-25

Family

ID=56289907

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL13906199A IL139061A (en)	1998-05-06	1999-05-05	Metal powders produced by the reduction of the oxides with gaseous magnesium

Country Status (3)

Country	Link
CA (1)	CA2331707C (fr)
IL (1)	IL139061A (fr)
UA (1)	UA67779C2 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7416697B2 (en)	2002-06-14	2008-08-26	General Electric Company	Method for preparing a metallic article having an other additive constituent, without any melting
US7531021B2 (en)	2004-11-12	2009-05-12	General Electric Company	Article having a dispersion of ultrafine titanium boride particles in a titanium-base matrix
CN120679987A (zh) *	2018-04-13	2025-09-23	钽铌欧碧盛创新材料有限公司	用于3d打印的金属粉末
DE102019000905A1 (de) *	2019-02-08	2020-08-13	Taniobis Gmbh	Pulver auf Basis von Niobzinnverbindungen für die Herstellung von supraleitenden Bauteilen
US20220080502A1 (en) *	2020-09-14	2022-03-17	Kemet Electronics Corporation	Freeze Drying and Tumble Drying of Flake Powder
CN114481228B (zh) *	2022-02-21	2023-11-24	中国工程物理研究院材料研究所	一种制备铀钛合金的方法

1999
- 1999-05-05 UA UA2000126988A patent/UA67779C2/uk unknown
- 1999-05-05 CA CA2331707A patent/CA2331707C/fr not_active Expired - Lifetime
- 1999-05-05 IL IL13906199A patent/IL139061A/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
IL139061A0 (en)	2001-11-25
UA67779C2 (uk)	2004-07-15
CA2331707A1 (fr)	2000-11-16
CA2331707C (fr)	2010-05-04

Legal Events

Date	Code	Title
2004-12-15	FF	Patent granted
2005-02-20	KB	Patent renewed
2005-07-25	KB	Patent renewed
2009-11-18	KB	Patent renewed
2017-03-30	KB	Patent renewed
2019-12-31	EXP	Patent expired

Publication	Publication Date	Title
US6558447B1 (en)	2003-05-06	Metal powders produced by the reduction of the oxides with gaseous magnesium
EP2055412B1 (fr)	2012-08-22	Poudre de niobum ou tantale produite par la réduction des oxydes avec un metal gazeux
EP1144147B8 (fr)	2012-04-04	PROCEDE DE FABRICATION DE POUDRES METALLIQUES PAR REDUCTION D'OXIDES, POUDRES DE Nb ET Nb-Ta ET ANODE DE CONDENSATEUR OBTENUE
WO2000067936A1 (fr)	2000-11-16	Poudres metalliques obtenues par reduction d'oxides au moyen de magnesium gazeux
US6171363B1 (en)	2001-01-09	Method for producing tantallum/niobium metal powders by the reduction of their oxides with gaseous magnesium
RU2230629C2 (ru)	2004-06-20	Металлические порошки, полученные восстановлением оксидов газообразным магнием
AU2011201793B2 (en)	2012-11-08	Reduction method
US20070092434A1 (en)	2007-04-26	Production of high-purity niobium monoxide and capacitor production therefrom
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