ZA747275B - Process for the separation of zirconium and hafnium tetrachlorides from mixtures thereof - Google Patents
Process for the separation of zirconium and hafnium tetrachlorides from mixtures thereofInfo
- Publication number
- ZA747275B ZA747275B ZA00747275A ZA747275A ZA747275B ZA 747275 B ZA747275 B ZA 747275B ZA 00747275 A ZA00747275 A ZA 00747275A ZA 747275 A ZA747275 A ZA 747275A ZA 747275 B ZA747275 B ZA 747275B
- Authority
- ZA
- South Africa
- Prior art keywords
- zirconium
- mixtures
- separation
- hafnium tetrachlorides
- tetrachlorides
- Prior art date
Links
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 title 1
- PDPJQWYGJJBYLF-UHFFFAOYSA-J hafnium tetrachloride Chemical class Cl[Hf](Cl)(Cl)Cl PDPJQWYGJJBYLF-UHFFFAOYSA-J 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000000203 mixture Substances 0.000 title 1
- 238000000926 separation method Methods 0.000 title 1
- 229910052726 zirconium Inorganic materials 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/10—Obtaining titanium, zirconium or hafnium
- C22B34/14—Obtaining zirconium or hafnium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G25/00—Compounds of zirconium
- C01G25/04—Halides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G27/00—Compounds of hafnium
- C01G27/04—Halides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7340395A FR2250707B1 (enExample) | 1973-11-14 | 1973-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA747275B true ZA747275B (en) | 1976-04-28 |
Family
ID=9127691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00747275A ZA747275B (en) | 1973-11-14 | 1974-11-13 | Process for the separation of zirconium and hafnium tetrachlorides from mixtures thereof |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS5320279B2 (enExample) |
| CA (1) | CA1033537A (enExample) |
| CS (1) | CS202542B2 (enExample) |
| DD (1) | DD115096A5 (enExample) |
| DE (1) | DE2453864C3 (enExample) |
| ES (1) | ES431944A1 (enExample) |
| FR (1) | FR2250707B1 (enExample) |
| GB (1) | GB1442229A (enExample) |
| IT (1) | IT1025618B (enExample) |
| SE (1) | SE403766B (enExample) |
| SU (1) | SU656496A3 (enExample) |
| ZA (1) | ZA747275B (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4072506A (en) * | 1975-10-17 | 1978-02-07 | Teledyne Industries, Inc. | Method of separating hafnium from zirconium |
| JPS56154327U (enExample) * | 1980-04-19 | 1981-11-18 | ||
| FR2543162A1 (fr) * | 1983-03-24 | 1984-09-28 | Cezus Co Europ Zirconium | Procede de separation de zrcl4 d'avec hfcl4 par distillation extractive permettant d'eliminer l'aluminium apporte par le solvant |
| US4913778A (en) * | 1989-01-02 | 1990-04-03 | Westinghouse Electric Corp. | Molten salt scrubbing of zirconium or hafnium tetrachloride |
| FR2813877B1 (fr) | 2000-09-11 | 2002-12-06 | Cezus Cie Europ Du Zirconium | Procede de separation de metaux tels que le zirconium et l'hafnium |
| FR2823740B1 (fr) | 2001-04-18 | 2004-02-06 | Cezus Co Europ Zirconium | Procede de separation des tetrachlorures de zirconium et de hafnium |
| JP4562169B2 (ja) * | 2004-04-12 | 2010-10-13 | 株式会社高純度化学研究所 | Ｈｆ系酸化物ゲート絶縁膜のプリカーサーの精製方法 |
| FR2872811B1 (fr) | 2004-07-09 | 2006-10-06 | Cie Europ Du Zirconium Cezus S | Procede de separation et purification du hafnium et du zirconium |
| RU2329951C2 (ru) * | 2006-07-12 | 2008-07-27 | Лев Александрович Нисельсон | Способ разделения тетрахлоридов циркония и гафния ректификацией |
| RU2431700C1 (ru) * | 2010-06-21 | 2011-10-20 | Учреждение Российской академии наук Институт высокотемпературной электрохимии Уральского отделения РАН | Способ приготовления расплава хлоралюмината калия для разделения хлоридов циркония и гафния |
| FR2963339B1 (fr) | 2010-08-02 | 2012-09-14 | Centre Nat Rech Scient | Procede de separation des tetrachlorures de zirconium et d'hafnium de leurs melanges |
| RU2567430C2 (ru) * | 2013-12-04 | 2015-11-10 | Открытое акционерное общество "Чепецкий механический завод" (ОАО ЧМЗ) | Способ коррозионной защиты оборудования, работающего в среде расплава хлоралюмината калия. |
| RU2689744C1 (ru) * | 2018-02-13 | 2019-05-28 | Акционерное общество "Чепецкий механический завод" | Способ очистки смеси тетрахлоридов циркония и гафния от примесей |
| RU2745521C1 (ru) * | 2020-09-11 | 2021-03-25 | Акционерное общество "Чепецкий механический завод" | Способ повышения эффективности ректификационного разделения тетрахлоридов циркония и гафния |
| CN118048537A (zh) * | 2024-02-19 | 2024-05-17 | 中国科学院赣江创新研究院 | 一种利用低共熔溶剂萃取分离锆铪的方法 |
-
1973
- 1973-11-14 FR FR7340395A patent/FR2250707B1/fr not_active Expired
-
1974
- 1974-11-11 CS CS747661A patent/CS202542B2/cs unknown
- 1974-11-11 SE SE7414141A patent/SE403766B/xx not_active IP Right Cessation
- 1974-11-12 JP JP13041274A patent/JPS5320279B2/ja not_active Expired
- 1974-11-12 IT IT29329/74A patent/IT1025618B/it active
- 1974-11-13 CA CA213,627A patent/CA1033537A/en not_active Expired
- 1974-11-13 DD DD182329A patent/DD115096A5/xx unknown
- 1974-11-13 ZA ZA00747275A patent/ZA747275B/xx unknown
- 1974-11-13 DE DE2453864A patent/DE2453864C3/de not_active Expired
- 1974-11-13 SU SU742078379A patent/SU656496A3/ru active
- 1974-11-14 GB GB4928374A patent/GB1442229A/en not_active Expired
- 1974-11-14 ES ES431944A patent/ES431944A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES431944A1 (es) | 1976-10-16 |
| JPS5089299A (enExample) | 1975-07-17 |
| DD115096A5 (enExample) | 1975-09-12 |
| DE2453864A1 (de) | 1975-05-28 |
| JPS5320279B2 (enExample) | 1978-06-26 |
| FR2250707A1 (enExample) | 1975-06-06 |
| IT1025618B (it) | 1978-08-30 |
| FR2250707B1 (enExample) | 1978-11-03 |
| SE403766B (sv) | 1978-09-04 |
| CS202542B2 (en) | 1981-01-30 |
| DE2453864C3 (de) | 1979-01-11 |
| GB1442229A (en) | 1976-07-14 |
| SU656496A3 (ru) | 1979-04-05 |
| DE2453864B2 (de) | 1978-05-11 |
| AU7527274A (en) | 1976-05-13 |
| CA1033537A (en) | 1978-06-27 |
| SE7414141L (enExample) | 1975-05-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1539958A (en) | Method of separating hafnium from zirconium | |
| AU7401374A (en) | Separation process | |
| CA965584A (en) | Process for the separation of components from gas mixtures | |
| YU86074A (en) | Process for the determination of cholesterine | |
| JPS5228416A (en) | Separation of uranium | |
| SE403766B (sv) | Forfarande for kontinuerlig separation av zirkonium- och hafniumtetraklorider fran blandningar derav | |
| AU461522B2 (en) | Process for refining zirconium tetrachloride containing hafnium tetrachlorides and apparatus therefor | |
| AU476017B2 (en) | Process for the separation of conuugated diolefins from mixtures containing them | |
| IL44529A0 (en) | Separation process | |
| CS191923B2 (en) | Method of separating the magnesite from its polluted parts | |
| AU490883B2 (en) | Process forthe separation of zirconium and hafnium tetrachlorides from mixtures thereof | |
| CA973889A (en) | Continuous process for the separation of mixtures of fatty substances of different melting points | |
| YU40105B (en) | Process for the manufacture of n-arylsulfonyl-n'-(aza-3-bicycloalyl)-carbamides | |
| IL47245A (en) | Process for the separation of gaseousmixtures | |
| IL45739A (en) | Process for the priparation of 6-deoxytetracyclines | |
| EG11331A (en) | Solvent for the separation of diolefins from mixtures containing the same | |
| GB1435371A (en) | Separation of mixtures | |
| IL44875A0 (en) | Process for the 11a-dehalogenation of 11a-halotetracycline | |
| AU489568B2 (en) | Treatment of oxidic materials containing nonferrous values | |
| CA863258A (en) | Separation of hafnium from zirconium | |
| CA639404A (en) | Process for the separation of zirconium and hafnium | |
| HU171010B (hu) | Ustrojstvo dlja nepreryvnogo poluchenija smesej gazov | |
| CA731059A (en) | Process for the separation of titanium from zirconium and hafnium | |
| AU6422574A (en) | Separation of mixtures | |
| ZA757650B (en) | Separation of materials |