BE427002A - - Google Patents
Info
- Publication number
- BE427002A BE427002A BE427002DA BE427002A BE 427002 A BE427002 A BE 427002A BE 427002D A BE427002D A BE 427002DA BE 427002 A BE427002 A BE 427002A
- Authority
- BE
- Belgium
- Prior art keywords
- niobium
- reduction operation
- tantalum
- subjected
- raw material
- Prior art date
Links
- 239000010955 niobium Substances 0.000 claims description 19
- 229910052715 tantalum Inorganic materials 0.000 claims description 12
- 229910052758 niobium Inorganic materials 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 9
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 8
- 239000005997 Calcium carbide Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 5
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 claims description 5
- 229910001021 Ferroalloy Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000007858 starting material Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 239000002893 slag Substances 0.000 description 5
- 229910000592 Ferroniobium Inorganic materials 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- ZFGFKQDDQUAJQP-UHFFFAOYSA-N iron niobium Chemical compound [Fe].[Fe].[Nb] ZFGFKQDDQUAJQP-UHFFFAOYSA-N 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 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
- C22B34/20—Obtaining niobium, tantalum or vanadium
- C22B34/24—Obtaining niobium or tantalum
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE427002A true BE427002A (enrdf_load_html_response) |
Family
ID=87674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE427002D BE427002A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE427002A (enrdf_load_html_response) |
-
0
- BE BE427002D patent/BE427002A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104611502B (zh) | 一种含铝含硫系列齿轮钢冶炼工艺 | |
| JP7546490B2 (ja) | ケイ素系合金、その製造方法、及びこのような合金の使用 | |
| KR20020060056A (ko) | 가공시 균열 감수성이 낮은 오스테나이트계 스테인레스 강및 그것의 제조 방법 | |
| BE427002A (enrdf_load_html_response) | ||
| CN111876668B (zh) | 一种高硬度耐磨耐腐蚀过共析钢及其制备方法 | |
| WO2011121856A1 (ja) | 含クロム溶銑およびスラグの処理方法 | |
| JP7114734B2 (ja) | ケイ素系合金、その製造方法、及びこのような合金の使用 | |
| CN109536840B (zh) | 一种用微镁处理提升连铸高品质模具钢及其制备方法 | |
| US5573572A (en) | Process for the production of tantalum-niobium concentrates | |
| JP4034700B2 (ja) | 被削性に優れた高ｓ快削鋼の製造方法及び高ｓ快削鋼 | |
| JP2006200026A (ja) | マルエージング鋼の製造方法 | |
| KR100605712B1 (ko) | 알루미늄 및 황 첨가강의 연주침지노즐 클로깅 방지방법 | |
| SU1617030A1 (ru) | Легирующа смесь дл обработки чугуна | |
| JP2008081845A (ja) | 含クロム鋼精錬スラグの処理方法 | |
| SU1440950A1 (ru) | Чугун | |
| CH202601A (fr) | Procédé de préparation d'un alliage de niobium en partant de matières premières contenant du niobium et du tantale à l'état oxydé. | |
| SU398623A1 (ru) | Вптб | |
| BE456452A (enrdf_load_html_response) | ||
| US1423847A (en) | Method of producing silicon-manganese-chrome steel | |
| BE427003A (enrdf_load_html_response) | ||
| SU1255645A1 (ru) | Способ раскислени стали | |
| KR100987049B1 (ko) | 개선된 고크롬강 제조 방법 | |
| BE417375A (enrdf_load_html_response) | ||
| SU1359305A1 (ru) | Способ графитизирующей обработки чугуна | |
| BE427313A (enrdf_load_html_response) |