DE2350406A1 - Verfahren zur herstellung einer legierung eines seltenen erdmetalls - Google Patents
Verfahren zur herstellung einer legierung eines seltenen erdmetallsInfo
- Publication number
- DE2350406A1 DE2350406A1 DE19732350406 DE2350406A DE2350406A1 DE 2350406 A1 DE2350406 A1 DE 2350406A1 DE 19732350406 DE19732350406 DE 19732350406 DE 2350406 A DE2350406 A DE 2350406A DE 2350406 A1 DE2350406 A1 DE 2350406A1
- Authority
- DE
- Germany
- Prior art keywords
- rare earth
- oxide
- fluoride
- oxides
- earth metal
- 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.)
- Pending
Links
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 55
- 150000002910 rare earth metals Chemical class 0.000 claims description 49
- 239000011777 magnesium Substances 0.000 claims description 30
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 29
- 229910045601 alloy Inorganic materials 0.000 claims description 29
- 239000000956 alloy Substances 0.000 claims description 29
- 229910052749 magnesium Inorganic materials 0.000 claims description 29
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 24
- 229910052751 metal Inorganic materials 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 21
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims description 18
- 229910052782 aluminium Inorganic materials 0.000 claims description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 17
- 150000003839 salts Chemical class 0.000 claims description 15
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims description 10
- 150000002739 metals Chemical class 0.000 claims description 9
- OYLGJCQECKOTOL-UHFFFAOYSA-L barium fluoride Chemical compound [F-].[F-].[Ba+2] OYLGJCQECKOTOL-UHFFFAOYSA-L 0.000 claims description 7
- 229910001632 barium fluoride Inorganic materials 0.000 claims description 7
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052769 Ytterbium Inorganic materials 0.000 claims description 4
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 claims description 4
- VQCBHWLJZDBHOS-UHFFFAOYSA-N erbium(iii) oxide Chemical compound O=[Er]O[Er]=O VQCBHWLJZDBHOS-UHFFFAOYSA-N 0.000 claims description 4
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims description 4
- 229910052744 lithium Inorganic materials 0.000 claims description 4
- NAWDYIZEMPQZHO-UHFFFAOYSA-N ytterbium Chemical compound [Yb] NAWDYIZEMPQZHO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052779 Neodymium Inorganic materials 0.000 claims description 3
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 claims description 3
- 229910052693 Europium Inorganic materials 0.000 claims description 2
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 2
- 229910052689 Holmium Inorganic materials 0.000 claims description 2
- 229910052765 Lutetium Inorganic materials 0.000 claims description 2
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 2
- 241000470885 Prometheum Species 0.000 claims description 2
- 229910052772 Samarium Inorganic materials 0.000 claims description 2
- 229910052771 Terbium Inorganic materials 0.000 claims description 2
- 229910052775 Thulium Inorganic materials 0.000 claims description 2
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 2
- OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 claims description 2
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 claims description 2
- KJZYNXUDTRRSPN-UHFFFAOYSA-N holmium atom Chemical compound [Ho] KJZYNXUDTRRSPN-UHFFFAOYSA-N 0.000 claims description 2
- OHSVLFRHMCKCQY-UHFFFAOYSA-N lutetium atom Chemical compound [Lu] OHSVLFRHMCKCQY-UHFFFAOYSA-N 0.000 claims description 2
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 2
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 claims description 2
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 claims description 2
- 229910052706 scandium Inorganic materials 0.000 claims description 2
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 claims description 2
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 claims description 2
- 150000004673 fluoride salts Chemical class 0.000 claims 1
- 238000005868 electrolysis reaction Methods 0.000 description 19
- 239000003792 electrolyte Substances 0.000 description 10
- 229910052727 yttrium Inorganic materials 0.000 description 10
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- 229910002804 graphite Inorganic materials 0.000 description 9
- 239000010439 graphite Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 8
- 150000002222 fluorine compounds Chemical class 0.000 description 6
- 229910052684 Cerium Inorganic materials 0.000 description 5
- 229910052691 Erbium Inorganic materials 0.000 description 5
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 5
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 description 5
- 229910052746 lanthanum Inorganic materials 0.000 description 5
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 5
- -1 lithium Chemical class 0.000 description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 229910000982 rare earth metal group alloy Inorganic materials 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 4
- PSNPEOOEWZZFPJ-UHFFFAOYSA-N alumane;yttrium Chemical compound [AlH3].[Y] PSNPEOOEWZZFPJ-UHFFFAOYSA-N 0.000 description 4
- 229910052788 barium Inorganic materials 0.000 description 4
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 4
- 239000000395 magnesium oxide Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 229910000861 Mg alloy Inorganic materials 0.000 description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 239000011733 molybdenum Substances 0.000 description 3
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 description 2
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 229910001635 magnesium fluoride Inorganic materials 0.000 description 2
- MIOQWPPQVGUZFD-UHFFFAOYSA-N magnesium yttrium Chemical compound [Mg].[Y] MIOQWPPQVGUZFD-UHFFFAOYSA-N 0.000 description 2
- 229940105963 yttrium fluoride Drugs 0.000 description 2
- RBORBHYCVONNJH-UHFFFAOYSA-K yttrium(iii) fluoride Chemical compound F[Y](F)F RBORBHYCVONNJH-UHFFFAOYSA-K 0.000 description 2
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 241001520820 Joinvillea ascendens Species 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910000914 Mn alloy Inorganic materials 0.000 description 1
- 229910000946 Y alloy Inorganic materials 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- UZQSJWBBQOJUOT-UHFFFAOYSA-N alumane;lanthanum Chemical compound [AlH3].[La] UZQSJWBBQOJUOT-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- RRTQFNGJENAXJJ-UHFFFAOYSA-N cerium magnesium Chemical compound [Mg].[Ce] RRTQFNGJENAXJJ-UHFFFAOYSA-N 0.000 description 1
- IKNAJTLCCWPIQD-UHFFFAOYSA-K cerium(3+);lanthanum(3+);neodymium(3+);oxygen(2-);phosphate Chemical compound [O-2].[La+3].[Ce+3].[Nd+3].[O-]P([O-])([O-])=O IKNAJTLCCWPIQD-UHFFFAOYSA-K 0.000 description 1
- QCCDYNYSHILRDG-UHFFFAOYSA-K cerium(3+);trifluoride Chemical compound [F-].[F-].[F-].[Ce+3] QCCDYNYSHILRDG-UHFFFAOYSA-K 0.000 description 1
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- VQVNCTNULYBZGL-UHFFFAOYSA-N cobalt yttrium Chemical compound [Co].[Y] VQVNCTNULYBZGL-UHFFFAOYSA-N 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- NJJQMCFHENWAGE-UHFFFAOYSA-N manganese yttrium Chemical compound [Mn].[Y] NJJQMCFHENWAGE-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052590 monazite Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910021652 non-ferrous alloy Inorganic materials 0.000 description 1
- UXBZSSBXGPYSIL-UHFFFAOYSA-N phosphoric acid;yttrium(3+) Chemical compound [Y+3].OP(O)(O)=O UXBZSSBXGPYSIL-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- QGJSAGBHFTXOTM-UHFFFAOYSA-K trifluoroerbium Chemical compound F[Er](F)F QGJSAGBHFTXOTM-UHFFFAOYSA-K 0.000 description 1
- BYMUNNMMXKDFEZ-UHFFFAOYSA-K trifluorolanthanum Chemical compound F[La](F)F BYMUNNMMXKDFEZ-UHFFFAOYSA-K 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 235000014101 wine Nutrition 0.000 description 1
- 229910000164 yttrium(III) phosphate Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/36—Alloys obtained by cathodic reduction of all their ions
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10178672A JPS545371B2 (enrdf_load_html_response) | 1972-10-11 | 1972-10-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2350406A1 true DE2350406A1 (de) | 1974-04-18 |
Family
ID=14309852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732350406 Pending DE2350406A1 (de) | 1972-10-11 | 1973-10-08 | Verfahren zur herstellung einer legierung eines seltenen erdmetalls |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3855087A (enrdf_load_html_response) |
| JP (1) | JPS545371B2 (enrdf_load_html_response) |
| DE (1) | DE2350406A1 (enrdf_load_html_response) |
| FR (1) | FR2202950B1 (enrdf_load_html_response) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5037608A (en) * | 1988-12-29 | 1991-08-06 | Aluminum Company Of America | Method for making a light metal-rare earth metal alloy |
| US6045631A (en) * | 1997-10-02 | 2000-04-04 | Aluminum Company Of America | Method for making a light metal-rare earth metal alloy |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3951764A (en) * | 1974-02-28 | 1976-04-20 | Kaiser Aluminum & Chemical Corporation | Aluminum-manganese alloy |
| JPS51117103A (en) * | 1975-04-08 | 1976-10-15 | Japan Metals & Chem Co Ltd | Alloy wire material for addition of rare earth |
| US4747924A (en) * | 1984-10-03 | 1988-05-31 | Sumitomo Light Metal Industries, Ltd. | Apparatus for producing neodymium-iron alloy |
| US4684448A (en) * | 1984-10-03 | 1987-08-04 | Sumitomo Light Metal Industries, Ltd. | Process of producing neodymium-iron alloy |
| US5427657A (en) * | 1994-05-19 | 1995-06-27 | General Motors Corporation | Fused fluoride electrolytes for magnesium oxide electrolysis in the production of magnesium metal |
| US5810993A (en) * | 1996-11-13 | 1998-09-22 | Emec Consultants | Electrolytic production of neodymium without perfluorinated carbon compounds on the offgases |
| CN102433572A (zh) * | 2011-12-26 | 2012-05-02 | 江西理工大学 | 熔盐电解法制备镁钆合金的生产工艺 |
| AU2013204396B2 (en) * | 2012-05-16 | 2015-01-29 | Lynas Services Pty Ltd | Electrolytic cell for production of rare earth metals |
| CN103184476A (zh) * | 2013-03-11 | 2013-07-03 | 南京航空航天大学 | 一种碱式碳酸镁生产稀土镁合金的工艺方法 |
| WO2015179973A1 (en) * | 2014-05-26 | 2015-12-03 | Procede Ethanol Vert Technologie | Process for pure aluminum production from aluminum-bearing materials |
| CN106894056B (zh) * | 2015-12-18 | 2018-07-10 | 中国科学院金属研究所 | 一种电解制备高纯La、Ce混合稀土的方法 |
| CN107130264B (zh) * | 2017-05-19 | 2018-12-18 | 东北大学 | 一种近室温电解制备铝基稀土合金的方法 |
| CN109355682B (zh) * | 2018-11-30 | 2020-11-10 | 包头铝业有限公司 | 一种生产铝钇合金的方法 |
| CN109440150B (zh) * | 2018-12-10 | 2021-01-29 | 沈阳大学 | 一种室温电沉积制备铝镁镧合金膜的方法 |
| CN112771627A (zh) * | 2018-12-26 | 2021-05-07 | 松下知识产权经营株式会社 | 卤化物的制造方法 |
| CN112080766B (zh) * | 2020-09-22 | 2022-01-11 | 赣州有色冶金研究所有限公司 | 一种Y-Al-Ni中间合金及其制备方法和应用 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2431723A (en) * | 1942-01-17 | 1947-12-02 | Leland A Yerkes | Electrolytic method for producing magnesium alloys |
| GB562776A (en) * | 1943-01-11 | 1944-07-14 | Wilfrid Wilson Gleave | Improvements in or relating to the production of metals |
| US3383294A (en) * | 1965-01-15 | 1968-05-14 | Wood Lyle Russell | Process for production of misch metal and apparatus therefor |
| US3729397A (en) * | 1970-09-25 | 1973-04-24 | Molybdenum Corp | Method for the recovery of rare earth metal alloys |
-
1972
- 1972-10-11 JP JP10178672A patent/JPS545371B2/ja not_active Expired
-
1973
- 1973-10-03 US US00402887A patent/US3855087A/en not_active Expired - Lifetime
- 1973-10-08 DE DE19732350406 patent/DE2350406A1/de active Pending
- 1973-10-10 FR FR7336252A patent/FR2202950B1/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5037608A (en) * | 1988-12-29 | 1991-08-06 | Aluminum Company Of America | Method for making a light metal-rare earth metal alloy |
| US6045631A (en) * | 1997-10-02 | 2000-04-04 | Aluminum Company Of America | Method for making a light metal-rare earth metal alloy |
Also Published As
| Publication number | Publication date |
|---|---|
| US3855087A (en) | 1974-12-17 |
| FR2202950A1 (enrdf_load_html_response) | 1974-05-10 |
| JPS545371B2 (enrdf_load_html_response) | 1979-03-16 |
| FR2202950B1 (enrdf_load_html_response) | 1976-10-01 |
| JPS4959031A (enrdf_load_html_response) | 1974-06-07 |
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