JPH0379412B2 - - Google Patents
Info
- Publication number
- JPH0379412B2 JPH0379412B2 JP62114871A JP11487187A JPH0379412B2 JP H0379412 B2 JPH0379412 B2 JP H0379412B2 JP 62114871 A JP62114871 A JP 62114871A JP 11487187 A JP11487187 A JP 11487187A JP H0379412 B2 JPH0379412 B2 JP H0379412B2
- Authority
- JP
- Japan
- Prior art keywords
- metallic chromium
- chromium
- vacuum
- metallic
- powder
- 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.)
- Expired - Lifetime
Links
- 239000011651 chromium Substances 0.000 claims description 49
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 46
- 229910052804 chromium Inorganic materials 0.000 claims description 41
- 229910052751 metal Inorganic materials 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 claims description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 229910052753 mercury Inorganic materials 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 229910052718 tin Inorganic materials 0.000 claims description 5
- 239000003575 carbonaceous material Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 229910052717 sulfur Inorganic materials 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000003832 thermite Substances 0.000 description 4
- 239000000956 alloy Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 229940037003 alum Drugs 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000012776 electronic material Substances 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11487187A JPS63282217A (ja) | 1987-05-13 | 1987-05-13 | 高純度金属クロムの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11487187A JPS63282217A (ja) | 1987-05-13 | 1987-05-13 | 高純度金属クロムの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63282217A JPS63282217A (ja) | 1988-11-18 |
| JPH0379412B2 true JPH0379412B2 (fr) | 1991-12-18 |
Family
ID=14648773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11487187A Granted JPS63282217A (ja) | 1987-05-13 | 1987-05-13 | 高純度金属クロムの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63282217A (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04160124A (ja) * | 1990-10-23 | 1992-06-03 | Japan Metals & Chem Co Ltd | 高純度金属クロムの製造方法 |
| JP2744867B2 (ja) * | 1992-06-29 | 1998-04-28 | 日本重化学工業株式会社 | 高純度金属クロムの製造方法およびその装置 |
| CN1102872C (zh) * | 1998-08-06 | 2003-03-12 | 埃拉梅特玛丽埃塔有限公司 | 铬的提纯方法 |
| CN102876905A (zh) * | 2012-09-12 | 2013-01-16 | 朱刚强 | 一种单台真空炉生产高纯金属铬的方法 |
| CN102808092B (zh) * | 2012-09-14 | 2013-09-18 | 苏州晶纯新材料有限公司 | 一种超低氧铬片的制备方法 |
| CN103952574B (zh) * | 2014-04-30 | 2015-08-19 | 中国科学院过程工程研究所 | 一种利用金属镁还原无水氯化铬生产高纯金属铬的方法 |
| CN110453095A (zh) * | 2019-09-17 | 2019-11-15 | 江苏隆达超合金航材有限公司 | 去除电解金属铬中杂质元素的工艺 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2939784A (en) * | 1958-09-26 | 1960-06-07 | Union Carbide Corp | Process for elimination of sulfur from metals |
| JPS5956540A (ja) * | 1982-08-20 | 1984-04-02 | セ・デラシヨ | 高純度の金属又は金属合金の製造方法 |
| JPS6247437A (ja) * | 1985-08-26 | 1987-03-02 | Toyo Soda Mfg Co Ltd | 極低窒素金属クロムの製造方法 |
-
1987
- 1987-05-13 JP JP11487187A patent/JPS63282217A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2939784A (en) * | 1958-09-26 | 1960-06-07 | Union Carbide Corp | Process for elimination of sulfur from metals |
| JPS5956540A (ja) * | 1982-08-20 | 1984-04-02 | セ・デラシヨ | 高純度の金属又は金属合金の製造方法 |
| JPS6247437A (ja) * | 1985-08-26 | 1987-03-02 | Toyo Soda Mfg Co Ltd | 極低窒素金属クロムの製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63282217A (ja) | 1988-11-18 |
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