US20170225234A1 - A preparation method of rare earth oxide dispersion strengthened fine grain tungsten materials - Google Patents
A preparation method of rare earth oxide dispersion strengthened fine grain tungsten materials Download PDFInfo
- Publication number
- US20170225234A1 US20170225234A1 US14/901,780 US201414901780A US2017225234A1 US 20170225234 A1 US20170225234 A1 US 20170225234A1 US 201414901780 A US201414901780 A US 201414901780A US 2017225234 A1 US2017225234 A1 US 2017225234A1
- Authority
- US
- United States
- Prior art keywords
- rare earth
- tungsten
- earth oxide
- dispersion strengthened
- preparation
- Prior art date
- Legal status (The legal status 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 status listed.)
- Abandoned
Links
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 239000010937 tungsten Substances 0.000 title claims abstract description 54
- 229910052721 tungsten Inorganic materials 0.000 title claims abstract description 48
- 229910001404 rare earth metal oxide Inorganic materials 0.000 title claims abstract description 47
- 239000000463 material Substances 0.000 title claims abstract description 46
- 239000006185 dispersion Substances 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 43
- 239000002245 particle Substances 0.000 claims abstract description 37
- 239000000843 powder Substances 0.000 claims abstract description 29
- -1 rare earth salt Chemical class 0.000 claims abstract description 24
- 239000012266 salt solution Substances 0.000 claims abstract description 24
- PBYZMCDFOULPGH-UHFFFAOYSA-N tungstate Chemical compound [O-][W]([O-])(=O)=O PBYZMCDFOULPGH-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000002270 dispersing agent Substances 0.000 claims abstract description 20
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 18
- 239000011248 coating agent Substances 0.000 claims abstract description 16
- 238000000576 coating method Methods 0.000 claims abstract description 16
- 238000005245 sintering Methods 0.000 claims abstract description 16
- 239000000084 colloidal system Substances 0.000 claims abstract description 14
- 239000002243 precursor Substances 0.000 claims abstract description 13
- 239000000243 solution Substances 0.000 claims abstract description 12
- 238000000975 co-precipitation Methods 0.000 claims abstract description 11
- 239000003513 alkali Substances 0.000 claims abstract description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 10
- 239000001257 hydrogen Substances 0.000 claims abstract description 10
- 229910001930 tungsten oxide Inorganic materials 0.000 claims abstract description 9
- 239000011859 microparticle Substances 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 8
- 239000002253 acid Substances 0.000 claims abstract description 5
- 150000001875 compounds Chemical class 0.000 claims abstract description 4
- 239000004615 ingredient Substances 0.000 claims abstract description 4
- CMPGARWFYBADJI-UHFFFAOYSA-L tungstic acid Chemical compound O[W](O)(=O)=O CMPGARWFYBADJI-UHFFFAOYSA-L 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum oxide Inorganic materials [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims description 18
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 14
- 238000003825 pressing Methods 0.000 claims description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 11
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 10
- KTUFCUMIWABKDW-UHFFFAOYSA-N oxo(oxolanthaniooxy)lanthanum Chemical compound O=[La]O[La]=O KTUFCUMIWABKDW-UHFFFAOYSA-N 0.000 claims description 10
- 238000001694 spray drying Methods 0.000 claims description 10
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 229910052727 yttrium Inorganic materials 0.000 claims description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 7
- 238000005056 compaction Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000007873 sieving Methods 0.000 claims description 7
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 5
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 5
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 5
- 229910017604 nitric acid Inorganic materials 0.000 claims description 5
- 239000002202 Polyethylene glycol Substances 0.000 claims description 4
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 4
- 235000006408 oxalic acid Nutrition 0.000 claims description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- 229910002651 NO3 Inorganic materials 0.000 claims description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 3
- 238000009694 cold isostatic pressing Methods 0.000 claims description 3
- 229910052746 lanthanum Inorganic materials 0.000 claims description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 2
- 229910052684 Cerium Inorganic materials 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
- 235000021355 Stearic acid Nutrition 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium group Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 2
- XAYGUHUYDMLJJV-UHFFFAOYSA-Z decaazanium;dioxido(dioxo)tungsten;hydron;trioxotungsten Chemical compound [H+].[H+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O XAYGUHUYDMLJJV-UHFFFAOYSA-Z 0.000 claims description 2
- 239000003995 emulsifying agent Substances 0.000 claims description 2
- 239000007970 homogeneous dispersion Substances 0.000 claims description 2
- 229910000069 nitrogen hydride Inorganic materials 0.000 claims description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 2
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 2
- 239000008117 stearic acid Substances 0.000 claims description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims 1
- 239000004202 carbamide Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 15
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 4
- 238000001354 calcination Methods 0.000 abstract 1
- 238000000748 compression moulding Methods 0.000 abstract 1
- 150000003657 tungsten Chemical class 0.000 description 12
- 230000009471 action Effects 0.000 description 10
- 238000002156 mixing Methods 0.000 description 10
- 229910020854 La(OH)3 Inorganic materials 0.000 description 9
- 229910009454 Y(OH)3 Inorganic materials 0.000 description 9
- 238000011068 loading method Methods 0.000 description 6
- 238000005551 mechanical alloying Methods 0.000 description 6
- 238000005728 strengthening Methods 0.000 description 6
- 229920002565 Polyethylene Glycol 400 Polymers 0.000 description 5
- 230000004907 flux Effects 0.000 description 5
- 239000007863 gel particle Substances 0.000 description 5
- JLFNLZLINWHATN-UHFFFAOYSA-N pentaethylene glycol Chemical compound OCCOCCOCCOCCOCCO JLFNLZLINWHATN-UHFFFAOYSA-N 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 5
- NGDQQLAVJWUYSF-UHFFFAOYSA-N 4-methyl-2-phenyl-1,3-thiazole-5-sulfonyl chloride Chemical compound S1C(S(Cl)(=O)=O)=C(C)N=C1C1=CC=CC=C1 NGDQQLAVJWUYSF-UHFFFAOYSA-N 0.000 description 4
- 229910001175 oxide dispersion-strengthened alloy Inorganic materials 0.000 description 4
- 238000002490 spark plasma sintering Methods 0.000 description 4
- 229910000420 cerium oxide Inorganic materials 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000009770 conventional sintering Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000012190 activator Substances 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- GHLITDDQOMIBFS-UHFFFAOYSA-H cerium(3+);tricarbonate Chemical compound [Ce+3].[Ce+3].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O GHLITDDQOMIBFS-UHFFFAOYSA-H 0.000 description 2
- HSJPMRKMPBAUAU-UHFFFAOYSA-N cerium(3+);trinitrate Chemical compound [Ce+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O HSJPMRKMPBAUAU-UHFFFAOYSA-N 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- KHZAMZAEBBFMFS-UHFFFAOYSA-H lanthanum(3+);oxalate;hydrate Chemical compound O.[La+3].[La+3].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O KHZAMZAEBBFMFS-UHFFFAOYSA-H 0.000 description 2
- ICAKDTKJOYSXGC-UHFFFAOYSA-K lanthanum(iii) chloride Chemical compound Cl[La](Cl)Cl ICAKDTKJOYSXGC-UHFFFAOYSA-K 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 206010011469 Crying Diseases 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 229910000756 V alloy Inorganic materials 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 238000000713 high-energy ball milling Methods 0.000 description 1
- 238000001513 hot isostatic pressing Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- FYDKNKUEBJQCCN-UHFFFAOYSA-N lanthanum(3+);trinitrate Chemical compound [La+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O FYDKNKUEBJQCCN-UHFFFAOYSA-N 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002114 nanocomposite Substances 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000007704 transition Effects 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
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/30—Making metallic powder or suspensions thereof using chemical processes with decomposition of metal compounds, e.g. by pyrolysis
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
- C22C27/04—Alloys based on tungsten or molybdenum
-
- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
-
- B22F1/0003—
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/02—Compacting only
- B22F3/04—Compacting only by applying fluid pressure, e.g. by cold isostatic pressing [CIP]
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/16—Both compacting and sintering in successive or repeated steps
-
- 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
- B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
- B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/045—Alloys based on refractory metals
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1026—Alloys containing non-metals starting from a solution or a suspension of (a) compound(s) of at least one of the alloy constituents
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
- C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
- C22C32/0031—Matrix based on refractory metals, W, Mo, Nb, Hf, Ta, Zr, Ti, V or alloys thereof
-
- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
- B22F1/054—Nanosized particles
-
- 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
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/20—Refractory metals
-
- 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
- B22F2302/00—Metal Compound, non-Metallic compound or non-metal composition of the powder or its coating
- B22F2302/25—Oxide
-
- 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
- B22F2998/10—Processes characterised by the sequence of their steps
-
- 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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C2200/00—Crystalline structure
- C22C2200/04—Nanocrystalline
Definitions
- the invention relates to field of nanomaterials and powder metallurgy field, especially a preparation method of rare earth oxide dispersion strengthened fine grain tungsten materials by nano-composite technology.
- Tungsten has characteristics such as high melting point, high hardness, good high temperature strength, thermal conductivity, electrical conductivity, low thermal expansion coefficient low sputtering and plasma effect, does not react with H, low H + retention, is a very important high temperature structural materials and functional materials and is widely used as a plasma facing material and divertor component material in the nuclear fusion field.
- pure tungsten material is a widely used, typical high temperature materials.
- tungsten grain size is about 100 microns
- the ductile to brittle transition temperature (DBTT) is about 300 ⁇ 350 ⁇
- the recrystallization temperature is of 1300 ⁇ 1350 ⁇
- room temperature tensile strength is more than 500 MPa
- high temperature tensile strength at 1000 ⁇ is about 400 MPa.
- this material exists defects such as coarse grain, fiber microstructure, high DBTT, low recrystallization temperature, high brittleness.
- the present invention adopts the heterogeneous precipitation—spray drying—calcining—thermal reduction—conventional sintering technology to prepare high performance rare-earth oxide dispersion strengthened fine grain tungsten materials, its density is close to full density (98.5% or higher), and the rare earth oxides particles evenly distribute in tungsten intracrystalline or grain boundary, its grain size is uniform and very fine (average in about 10 microns or less), with good room temperature and high temperature performance as well as high thermal loading shock resistance.
- a rare earth oxide dispersion strengthened fine grain tungsten material its character is that includes: rare earth oxides referred to any one or more of Y 2 O 3 , La 2 O 3 , or in CeO 2 , the mass percent of the rare earth oxide is of 0.1 ⁇ 2%, and the rest ingredient is W.
- The-mass percent of the rare earth oxide is of 0.1 ⁇ 2%, and the rest ingredient is W.
- the coprecipitation coating particle colloidal is spray-dried at 350 ⁇ 450 ⁇ forming tungsten and rare earth oxide compound precursor powder, which is then calcined at 300 ⁇ 600 ⁇ for 1 ⁇ 4 h. After deaggregation and sieving, the calcined powder is hydrogen reduced at 600 ⁇ 850° C. for 2 ⁇ 6 h, ultrafine or nanoscale tungsten powder with particle size of 50 ⁇ 500 nm is obtained.
- Rare earth oxides referred to any one or more of Y 2 O 2 , La 2 O 3 , or in CeO 2 ;
- the ultrafine/nanoscale tungsten powder containing trace rare earth oxide prepared in step (1) is compression molded under 150 ⁇ 300 MPa using mold pressing or cold isostatic pressing;
- the described tungstate is ammonium metatungstate, ammonium paratungstate or ammonium tungstate.
- the described rare earth salts are nitrate, oxalate, carbonate, chloride or sulfate of Y, La or Ce.
- the described stirring speed is 1000 ⁇ 5000 revolutions per minute.
- the described spray drying nozzle rotating speed is 20000 ⁇ 30000 revolutions per minute.
- reaction dispersant are stearic acid, polyethylene glycol (PEG), area, N, N-dimethyl formamide, OP emulsifier, twain-20 or sodium dodecyl sulfate, the mass fraction of reaction dispersant is of 0.1 ⁇ 1.5% of rare earth salt solution or tungstate solution.
- the described acid is hydrochloric acid (HCl), nitric acid (HNO 3 ) or oxalic acid (H 2 C 2 O 4 ), the described alkali is sodium hydroxide (NaOH), potassium hydroxide (KOH), or aqueous ammonia (NH 3 ⁇ H 2 O).
- heterogeneous precipitation—spray drying” adding rare earth oxide in tungsten matrix improves the compatibility of tungsten and rare earth oxides particles surface, spray drying achieves the uniformity of composition, microstructure in powder and alloy, so rare earth elements in tungsten matrix distribute more uniform, and do not introduce impurities.
- ultrafine tungsten composite powder containing trace rare earth oxides prepared by “heterogeneous precipitation—spray drying—calcining—hydrogen reduction” method has much higher sintering activity;
- the powder of this invention can reach more than 98.5% density sintered at 1800 ⁇ 2000 ⁇ by conventional sintering, grain size for sintered body is about 5 ⁇ 10 microns, and microstructure more evenly, excellent toughness at room temperature and high temperature.
- the invention adopts the conventional sintering method preparation of rare earth oxide dispersion strengthened fine grain tungsten materials, the technological process is simple and suitable for engineering preparation.
- the coprecipitated coating particle colloidal is spray-dried at 360 ⁇ , spray drying nozzle rotating speed is 20000 revolutions per minute, forming tungsten and rare earth oxide compound precursor powder,
- the precursor powder is then calcined at 350 ⁇ for 2 h. After desegregation and sieving, the calcined powder is hydrogen reduced at 780° C. for 4 h, ultrafine tungsten powder containing 0.1 wt % Y 2 O 3 is obtained.
- the ultrafine tungsten powder containing trace rare earth oxide is compression molded using mold pressing.
- the pressing molded compaction is subjected to pre-sintering and then high temperature sintered at 1950 ⁇ for 2 h and W-0.1 wt %Y 2 O 3 material is obtained, its density is above 99.2%, its microstructure is uniform and very fine, average grain size is less than 10 microns.
- This materials can bear 200 MW/m 2 high heat flux loading without surface crack appearing.
- the coprecipitated coating particle colloidal is spray-dried at 400 ⁇ , spray drying nozzle rotating speed is 20000 revolutions per minute, forming tungsten and rare earth lanthanum oxide compound precursor powder.
- the precursor powder is then calcined at 350 ⁇ for 2 h. After deaggregation and sieving, the calcined powder is hydrogen reduced at 780° C. for 4 h, ultrafine tungsten powder containing 0.3 wt % La 2 O 3 is obtained.
- the ultrafine tungsten powder containing trace rare earth lanthanum oxide is compression molded using mold pressing.
- the pressing molded compaction is subjected to pre-sintering and then high temperature sintered at 1950 ⁇ for 2 h and W-0.3 wt % La 2 O 3 material is obtained, its density is above 99.1%, its microstructure is uniform and very fine, average grain size is less than 8 microns.
- This materials can bear 200 MW/m 2 high heat flux loading without surface crack appearing.
- the coprecipitated coating particle colloidal is spray-dried at 400 ⁇ , spray drying nozzle rotating speed is 25000 revolutions per minute, forming tungsten and rare earth cerium oxide compound precursor powder.
- the precursor powder is then calcined at 400 ⁇ for 2 h. After deaggregation and sieving, the calcined powder is two-step hydrogen reduced at 600 ⁇ for 2 h subsequent with 800 ⁇ for 2 h, ultrafine tungsten powder containing 0.5 wt % CeO 2 is obtained.
- the ultrafine tungsten powder containing trace rare earth cerium oxide is compression molded using cold isostatic pressing.
- the pressing molded compaction is subjected to pre-sintering and then high temperature sintered at 1950 ⁇ for 4 h and W-0.5 wt % CeO 2 material is obtained, its density is above 99.3%, its microstructure is uniform and very fine, average grain size is less than 8 microns.
- This materials can bear 200 MW/m 2 high heat flux loading without surface crack appearing.
- the coprecipitated coating particle colloidal is spray-dried at 450 ⁇ , spray drying nozzle rotating speed is 25000 revolutions per minute, forming tungsten and rare earth yttrium and lanthanum oxide compound precursor powder.
- the precursor powder is then calcined at 400 ⁇ for 3 h. After disaggregation and sieving, the calcined powder is hydrogen reduced at 800 ⁇ for 3 h, ultrafine tungsten powder containing 0.3 wt % Y 2 O 3 +0.3 wt % La 2 O 3 is obtained.
- the ultrafine tungsten powder containing trace rare earth yttrium and lanthanum oxide is compression molded using mold pressing.
- the pressing molded compaction is subjected to pre-sintering at 1000 ⁇ for 2 h and then high temperature sintered at 1920 ⁇ for 3 h and W-0.3 wt % Y 2 +3.0 wt % La 2 O 3 material is obtained, its density is above 99.4%, its microstructure is uniform and very fine, average grain size is less than 6 microns. This materials can bear 300 MW/m 2 high heat flux loading without surface crack appearing.
- the coprecipitated coating particle colloidal is spray-dried at 450 ⁇ , spray drying nozzle rotating speed is 30000 revolutions per minute, forming tungsten and rare earth yttrium+lanthanum+cerium oxide compound precursor powder.
- the precursor powder is then calcined at 500 ⁇ for 3 h. After deaggregation and sieving, the calcined powder is two-step hydrogen reduced at 600 ⁇ for 2 h subsequent with 800 ⁇ for 4 h, ultrafine tungsten powder containing 0.3 wt % Y 2 O 3 -0.3 wt %La 2 O 3 0.3 wt %CeO 2 is obtained.
- the ultrafine tungsten powder containing trace rare earth yttrium and lanthanum oxide is compression molded using mold pressing.
- the pressing molded compaction is subjected to pre-sintering and then high temperature sintered at 1950 ⁇ for 4 h and W-0.3 wt %Y 2 O 3 -0.3 wt %La 2 O 3 -0.3 wt %CeO 2 material is obtained, its density is above 99.1%, its microstructure is uniform and very fine, average grain size is less than 5 microns.
- This materials can bear 300 MW/m 2 high heat flux loading without surface crack appearing.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Catalysts (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Coating By Spraying Or Casting (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2014/088882 WO2016061721A1 (zh) | 2014-10-20 | 2014-10-20 | 一种稀土氧化物弥散强化细晶钨材料的制备方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
US20170225234A1 true US20170225234A1 (en) | 2017-08-10 |
Family
ID=55724979
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/901,780 Abandoned US20170225234A1 (en) | 2014-10-20 | 2014-10-20 | A preparation method of rare earth oxide dispersion strengthened fine grain tungsten materials |
Country Status (3)
Country | Link |
---|---|
US (1) | US20170225234A1 (zh) |
CN (1) | CN105518169B (zh) |
WO (1) | WO2016061721A1 (zh) |
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110407254A (zh) * | 2018-04-26 | 2019-11-05 | 南昌大学 | 一种含钇的仲钨酸铵复合粉末的制备方法 |
CN111644632A (zh) * | 2020-04-20 | 2020-09-11 | 淮北师范大学 | 一种掺杂稀土氧化镧的tzm合金的制备方法 |
CN111922330A (zh) * | 2020-06-17 | 2020-11-13 | 广东省材料与加工研究所 | 一种用于激光增材制造钨制品的金属钨粉和钨制品及其制备方法 |
CN112222420A (zh) * | 2020-12-07 | 2021-01-15 | 西安稀有金属材料研究院有限公司 | 一种掺杂金属氧化物纳米颗粒的纳米钨粉及其制备方法 |
US10906105B2 (en) | 2018-04-20 | 2021-02-02 | Raytheon Technologies Corporation | Uniformly controlled nanoscale oxide dispersion strengthened alloys |
CN112570724A (zh) * | 2020-12-11 | 2021-03-30 | 江西理工大学 | 一种稀土钨铜复合粉的制备方法 |
CN112846173A (zh) * | 2021-02-08 | 2021-05-28 | 南通大学 | 一种X,γ射线防护用核壳结构钨/氧化钆粉末的制备方法 |
CN112872363A (zh) * | 2021-01-12 | 2021-06-01 | 江西理工大学 | 一种稀土钴镍复合粉的制备方法 |
CN113102747A (zh) * | 2020-01-13 | 2021-07-13 | 天津大学 | 一种在增材制造用金属粉末中掺杂稀土氧化物的制备方法 |
CN113106279A (zh) * | 2021-03-01 | 2021-07-13 | 北京工业大学 | 一种多元掺杂氧化物弥散强化钨基合金及其制备方法与应用 |
CN113798504A (zh) * | 2021-09-17 | 2021-12-17 | 郑州大学 | 3d打印用稀土氧化物弥散增强钨粉的制备方法 |
CN114231813A (zh) * | 2021-01-20 | 2022-03-25 | 厦门虹鹭钨钼工业有限公司 | 一种合金线材及其制备方法与应用 |
CN114752801A (zh) * | 2022-05-12 | 2022-07-15 | 崇义章源钨业股份有限公司 | 一种板状晶强化网状结构硬质合金及其制备方法 |
CN114951639A (zh) * | 2022-05-10 | 2022-08-30 | 厦门虹鹭钨钼工业有限公司 | 一种高密度细晶结构钼合金顶头及其制备方法 |
CN114990374A (zh) * | 2022-06-08 | 2022-09-02 | 合肥工业大学 | 一种稀土氧化物颗粒增强钨钒固溶合金及其制备方法 |
US20220411901A1 (en) * | 2021-06-29 | 2022-12-29 | General Electric Company | Oxide dispersion strengthened refractory based alloy |
CN115533112A (zh) * | 2022-10-17 | 2022-12-30 | 北京工业大学 | 一种复合稀土钨/钼酸盐共晶细化难熔金属的方法 |
US20230101137A1 (en) * | 2021-09-30 | 2023-03-30 | Chongqing Institute Of Green And Intelligent Technology, Chinese Academy Of Sciences | Nano-lanthanum oxide reinforced tungsten-based composite material and preparation method thereof |
CN115992329A (zh) * | 2023-03-22 | 2023-04-21 | 中钨稀有金属新材料(湖南)有限公司 | 一种钨棒坯及其应用 |
CN116119719A (zh) * | 2023-04-18 | 2023-05-16 | 崇义章源钨业股份有限公司 | 一种超细板状氧化钨及其制备方法 |
CN116904821A (zh) * | 2023-07-24 | 2023-10-20 | 湖南金博高新科技产业集团有限公司 | 一种含二元稀土复合氧化物的钨丝基材及其制备方法 |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106564927B (zh) * | 2016-11-04 | 2017-12-08 | 天津大学 | 超细氧化钇掺杂钨复合前驱体粉末的制备方法 |
CN107052356B (zh) * | 2017-01-18 | 2019-01-15 | 天津大学 | 一种核壳结构的钨-氧化钇超细复合前驱体粉末的制备方法 |
CN107190195A (zh) * | 2017-05-04 | 2017-09-22 | 鹤山市沃得钨钼实业有限公司 | 一种稀土钨合金坩埚及其制造方法 |
CN107227423A (zh) * | 2017-06-12 | 2017-10-03 | 合肥工业大学 | 一种具有优异高温力学性能的钨‑氧化钇复合材料及其制备方法 |
CN107322002B (zh) * | 2017-06-28 | 2020-01-17 | 合肥工业大学 | 一种稀土氧化物掺杂钨基复合粉体及其制备方法 |
CN107326240A (zh) * | 2017-07-07 | 2017-11-07 | 合肥工业大学 | 一种超细晶TiC和Y2O3掺杂W基复合材料及其制备方法 |
CN109022883A (zh) * | 2018-08-17 | 2018-12-18 | 佛山皖和新能源科技有限公司 | 一种风力发电机用合金材料的制备方法 |
CN109095471A (zh) * | 2018-10-29 | 2018-12-28 | 合肥工业大学 | 一种具有核壳结构的wc包覆稀土氧化物无粘结相硬质合金的制备方法 |
US11673196B2 (en) | 2018-12-24 | 2023-06-13 | University Of Science And Technology Beijing | Metal material sintering densification and grain size control method |
CN109676124B (zh) * | 2018-12-24 | 2020-02-28 | 北京科技大学 | 一种金属材料的烧结致密化及晶粒尺寸控制方法 |
CN109972018B (zh) * | 2019-05-10 | 2020-07-07 | 赣州有色冶金研究所 | 一种WC-Co-RE复合粉及其制备方法与应用 |
CN110270692B (zh) * | 2019-06-10 | 2020-08-25 | 北京科技大学 | 一种钨/稀土金属氧化物复合空心球形粉体的制备方法 |
CN111041318A (zh) * | 2019-12-28 | 2020-04-21 | 泰州市华诚钨钼制品有限公司 | 一种钨铜合金及其制备方法 |
CN111547768A (zh) * | 2020-04-26 | 2020-08-18 | 金堆城钼业股份有限公司 | 一种纳米掺杂制备稀土二钼酸铵的制备方法 |
CN111893339A (zh) * | 2020-08-06 | 2020-11-06 | 合肥工业大学 | 一种湿化学法制备高性能WC-8Co-Y2O3硬质合金的方法 |
CN112030026B (zh) * | 2020-08-31 | 2021-10-15 | 合肥工业大学 | 一种高硬度、高致密度复合稀土氧化物掺杂钨基复合材料的制备方法 |
CN112251622B (zh) * | 2020-09-17 | 2022-03-18 | 洛阳科威钨钼有限公司 | 一种稀土掺杂冶炼金属用搅拌器的生产方法 |
CN112941386B (zh) * | 2021-01-27 | 2022-10-14 | 北京控制工程研究所 | 一种用于磁等离子体动力推力器的阴极 |
CN113070482A (zh) * | 2021-03-22 | 2021-07-06 | 中南大学 | 一种氧化物弥散强化铜基复合材料的制备方法 |
CN114480903B (zh) * | 2022-01-26 | 2023-04-14 | 中南大学 | 一种高抗He等离子体辐照超细晶W-Y2O3复合材料及制备方法 |
CN114959338A (zh) * | 2022-05-16 | 2022-08-30 | 北京科技大学 | 一种机械合金化制备高强度高塑性钨合金的方法 |
CN114959339A (zh) * | 2022-05-16 | 2022-08-30 | 北京科技大学 | 一种湿化学法制备高强度高塑性钨合金的方法 |
CN114951675B (zh) * | 2022-05-30 | 2024-01-30 | 中国科学院合肥物质科学研究院 | 一种超细钨-钽纳米晶合金粉体及其制备方法 |
CN115229181B (zh) * | 2022-09-23 | 2022-12-09 | 西安稀有金属材料研究院有限公司 | 基于纳米级固液混合沉积制备超细二氧化钼和钼粉的方法 |
CN115415530B (zh) * | 2022-10-13 | 2023-10-24 | 崇义章源钨业股份有限公司 | 一种含稀土的硬质合金及其制备方法 |
CN115555572B (zh) * | 2022-10-25 | 2024-08-09 | 北京科技大学 | 一种采用粉末冶金法制备含稀土元素高强铝合金的方法 |
CN115418616B (zh) * | 2022-11-04 | 2023-02-10 | 广州市尤特新材料有限公司 | 一种电控变色玻璃用钨合金靶材及其制备方法 |
CN116253852B (zh) * | 2022-12-22 | 2024-05-03 | 苏州羽燕特种材料科技有限公司 | 一种改性热塑性聚氨酯弹性体的制备方法 |
CN116103532B (zh) * | 2023-02-28 | 2024-01-23 | 南昌大学 | 一种微量稀土氧化物强化无氧铜材及其制备方法 |
CN115976388B (zh) * | 2023-03-21 | 2023-07-04 | 新乡市东津机械有限公司 | 一种硬质合金、捣镐、磨耗板及其制造工艺 |
CN116275047A (zh) * | 2023-03-22 | 2023-06-23 | 中钨稀有金属新材料(湖南)有限公司 | 一种含钇钨棒坯及其制备方法与应用 |
CN116275048A (zh) * | 2023-03-22 | 2023-06-23 | 中钨稀有金属新材料(湖南)有限公司 | 一种含镧钨棒坯及其制备方法与应用 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020002879A1 (en) * | 2000-07-08 | 2002-01-10 | Hong Soon Hyung | Process for making oxide dispersion-strengthened tungsten heavy alloy by mechanical alloying |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3835328C1 (zh) * | 1988-10-17 | 1989-12-14 | Gesellschaft Fuer Wolfram-Industrie Mbh, 8220 Traunstein, De | |
JP4659278B2 (ja) * | 2001-06-18 | 2011-03-30 | 株式会社アライドマテリアル | タングステン焼結体およびその製造方法並びにタングステン板材およびその製造方法 |
JP4189723B2 (ja) * | 2002-08-26 | 2008-12-03 | 三菱マテリアルシ−エムアイ株式会社 | 高精度光学ガラスレンズの熱間プレス成形に用いるのに適したタングステン基焼結合金金型 |
CN1287947C (zh) * | 2004-09-30 | 2006-12-06 | 北京工业大学 | 高含量多元复合稀土钨电极材料及其制备方法 |
CN100582267C (zh) * | 2008-02-22 | 2010-01-20 | 中南大学 | 一种含稀土的细晶W-Ni-Fe合金的制备方法 |
CN101805867B (zh) * | 2009-12-01 | 2012-11-21 | 中南大学 | Si3N4基金属陶瓷及其制备方法 |
CN103173641B (zh) * | 2013-04-10 | 2015-04-08 | 北京科技大学 | 一种纳米氧化钇弥散强化钨合金的制备方法 |
CN103740994B (zh) * | 2014-02-10 | 2015-09-02 | 中国科学院合肥物质科学研究院 | 纳米结构钨合金及其制备方法 |
-
2014
- 2014-10-20 WO PCT/CN2014/088882 patent/WO2016061721A1/zh active Application Filing
- 2014-10-20 CN CN201480034843.1A patent/CN105518169B/zh active Active
- 2014-10-20 US US14/901,780 patent/US20170225234A1/en not_active Abandoned
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020002879A1 (en) * | 2000-07-08 | 2002-01-10 | Hong Soon Hyung | Process for making oxide dispersion-strengthened tungsten heavy alloy by mechanical alloying |
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10906105B2 (en) | 2018-04-20 | 2021-02-02 | Raytheon Technologies Corporation | Uniformly controlled nanoscale oxide dispersion strengthened alloys |
CN110407254A (zh) * | 2018-04-26 | 2019-11-05 | 南昌大学 | 一种含钇的仲钨酸铵复合粉末的制备方法 |
CN113102747A (zh) * | 2020-01-13 | 2021-07-13 | 天津大学 | 一种在增材制造用金属粉末中掺杂稀土氧化物的制备方法 |
CN111644632A (zh) * | 2020-04-20 | 2020-09-11 | 淮北师范大学 | 一种掺杂稀土氧化镧的tzm合金的制备方法 |
CN111922330A (zh) * | 2020-06-17 | 2020-11-13 | 广东省材料与加工研究所 | 一种用于激光增材制造钨制品的金属钨粉和钨制品及其制备方法 |
CN112222420A (zh) * | 2020-12-07 | 2021-01-15 | 西安稀有金属材料研究院有限公司 | 一种掺杂金属氧化物纳米颗粒的纳米钨粉及其制备方法 |
CN112570724A (zh) * | 2020-12-11 | 2021-03-30 | 江西理工大学 | 一种稀土钨铜复合粉的制备方法 |
CN112872363A (zh) * | 2021-01-12 | 2021-06-01 | 江西理工大学 | 一种稀土钴镍复合粉的制备方法 |
CN114231813A (zh) * | 2021-01-20 | 2022-03-25 | 厦门虹鹭钨钼工业有限公司 | 一种合金线材及其制备方法与应用 |
CN112846173A (zh) * | 2021-02-08 | 2021-05-28 | 南通大学 | 一种X,γ射线防护用核壳结构钨/氧化钆粉末的制备方法 |
CN113106279A (zh) * | 2021-03-01 | 2021-07-13 | 北京工业大学 | 一种多元掺杂氧化物弥散强化钨基合金及其制备方法与应用 |
US20220411901A1 (en) * | 2021-06-29 | 2022-12-29 | General Electric Company | Oxide dispersion strengthened refractory based alloy |
CN113798504A (zh) * | 2021-09-17 | 2021-12-17 | 郑州大学 | 3d打印用稀土氧化物弥散增强钨粉的制备方法 |
US20230101137A1 (en) * | 2021-09-30 | 2023-03-30 | Chongqing Institute Of Green And Intelligent Technology, Chinese Academy Of Sciences | Nano-lanthanum oxide reinforced tungsten-based composite material and preparation method thereof |
US11718896B2 (en) * | 2021-09-30 | 2023-08-08 | Chongqing Institute Of Green And Intelligent Technology, Chinese Academy Of Sciences | Nano-lanthanum oxide reinforced tungsten-based composite material and preparation method thereof |
CN114951639A (zh) * | 2022-05-10 | 2022-08-30 | 厦门虹鹭钨钼工业有限公司 | 一种高密度细晶结构钼合金顶头及其制备方法 |
CN114752801A (zh) * | 2022-05-12 | 2022-07-15 | 崇义章源钨业股份有限公司 | 一种板状晶强化网状结构硬质合金及其制备方法 |
CN114990374A (zh) * | 2022-06-08 | 2022-09-02 | 合肥工业大学 | 一种稀土氧化物颗粒增强钨钒固溶合金及其制备方法 |
CN115533112A (zh) * | 2022-10-17 | 2022-12-30 | 北京工业大学 | 一种复合稀土钨/钼酸盐共晶细化难熔金属的方法 |
CN115992329A (zh) * | 2023-03-22 | 2023-04-21 | 中钨稀有金属新材料(湖南)有限公司 | 一种钨棒坯及其应用 |
CN116119719A (zh) * | 2023-04-18 | 2023-05-16 | 崇义章源钨业股份有限公司 | 一种超细板状氧化钨及其制备方法 |
CN116904821A (zh) * | 2023-07-24 | 2023-10-20 | 湖南金博高新科技产业集团有限公司 | 一种含二元稀土复合氧化物的钨丝基材及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2016061721A1 (zh) | 2016-04-28 |
CN105518169B (zh) | 2017-09-12 |
CN105518169A (zh) | 2016-04-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20170225234A1 (en) | A preparation method of rare earth oxide dispersion strengthened fine grain tungsten materials | |
CN104630532B (zh) | 一种碳化物和稀土氧化物复合强化细晶钨材料的制备方法 | |
CN109678523B (zh) | 一种具有高温强度和硬度的高熵陶瓷及其制备方法和应用 | |
CN100582267C (zh) | 一种含稀土的细晶W-Ni-Fe合金的制备方法 | |
CN110560700B (zh) | 一种制备高致密度超细晶稀土氧化物掺杂钨合金的方法 | |
CN102732743B (zh) | 一种高铜含量W-Cu复合材料及其制备方法 | |
CN110093548B (zh) | 一种含稀土Gd的超细晶高强韧高熵合金及其制备方法 | |
CN110512107B (zh) | 一种微量元素和稀土氧化物复合强化钨基复合材料的制备方法 | |
CN101698919B (zh) | 颗粒增强钼基复合材料及其制备方法 | |
CN105385871A (zh) | 一种多元纳米复合强化耐热铝基复合材料的制备方法 | |
CN107099716B (zh) | 界面强化钼合金及其制备方法 | |
CN106564927A (zh) | 超细氧化钇掺杂钨复合前驱体粉末的制备方法 | |
CN102350508B (zh) | 一种掺杂钨基复合粉体的制备方法 | |
CN108772569B (zh) | 一种超细纳米钨粉的水热制备方法 | |
CN104451226B (zh) | 一种微纳复合细晶钨材料的制备方法 | |
CN109585113A (zh) | 一种烧结钕铁硼磁体的制备方法 | |
CN102690965A (zh) | 一种耐磨钼合金的制备方法 | |
CN111020333B (zh) | 一种细化氧化钇弥散强化钨基合金中晶界处氧化钇尺寸的方法 | |
CN111206164A (zh) | 一种高性能超细晶钼镧合金的制备方法 | |
CN108788173A (zh) | 一种超细氧化钇掺杂钨复合粉末的水热制备方法 | |
CN106001545A (zh) | 一种纳米碳化物-钨复合粉末的制备方法 | |
Zhang et al. | Effects of various rare earth oxides on morphology and size of oxide dispersion strengthening (ODS)-W and ODS-Mo alloy powders | |
CN108356287B (zh) | 一种催化凝胶制备钨弥散强化铜基复合材料的方法 | |
CN107217171B (zh) | 一种液液掺杂稀土氧化物铜基复合材料及其制备方法 | |
CN105965026A (zh) | 一种用溶胶-非均相沉淀-喷雾干燥制备纳米MeC-W粉末的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STPP | Information on status: patent application and granting procedure in general |
Free format text: NON FINAL ACTION MAILED |
|
STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: RESPONSE TO NON-FINAL OFFICE ACTION ENTERED AND FORWARDED TO EXAMINER |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: FINAL REJECTION MAILED |
|
STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION |