NO122378B - - Google Patents
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- Publication number
- NO122378B NO122378B NO166777A NO16677767A NO122378B NO 122378 B NO122378 B NO 122378B NO 166777 A NO166777 A NO 166777A NO 16677767 A NO16677767 A NO 16677767A NO 122378 B NO122378 B NO 122378B
- Authority
- NO
- Norway
- Prior art keywords
- chromium
- carbon
- pressure
- alloy
- oxygen
- Prior art date
Links
- 239000011651 chromium Substances 0.000 claims description 59
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 58
- 229910052804 chromium Inorganic materials 0.000 claims description 58
- 229910052799 carbon Inorganic materials 0.000 claims description 50
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 49
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 41
- 229910052760 oxygen Inorganic materials 0.000 claims description 41
- 239000001301 oxygen Substances 0.000 claims description 41
- 229910045601 alloy Inorganic materials 0.000 claims description 38
- 239000000956 alloy Substances 0.000 claims description 38
- ZBHWCYGNOTVMJB-UHFFFAOYSA-N [C].[Cr].[Fe] Chemical compound [C].[Cr].[Fe] ZBHWCYGNOTVMJB-UHFFFAOYSA-N 0.000 claims description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 229910052710 silicon Inorganic materials 0.000 claims description 12
- 239000010703 silicon Substances 0.000 claims description 12
- 229910001339 C alloy Inorganic materials 0.000 claims description 10
- 238000007664 blowing Methods 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 8
- 238000007670 refining Methods 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims description 2
- 239000002893 slag Substances 0.000 description 16
- 230000003647 oxidation Effects 0.000 description 14
- 238000007254 oxidation reaction Methods 0.000 description 14
- 229910052751 metal Inorganic materials 0.000 description 13
- 239000002184 metal Substances 0.000 description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 230000001105 regulatory effect Effects 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 229910000599 Cr alloy Inorganic materials 0.000 description 3
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910000423 chromium oxide Inorganic materials 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 239000000788 chromium alloy Substances 0.000 description 2
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000013213 extrapolation Methods 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- FXNGWBDIVIGISM-UHFFFAOYSA-N methylidynechromium Chemical compound [Cr]#[C] FXNGWBDIVIGISM-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910000604 Ferrochrome Inorganic materials 0.000 description 1
- 229910001111 Fine metal Inorganic materials 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
- C22C27/06—Alloys based on chromium
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/068—Decarburising
- C21C7/0685—Decarburising of stainless steel
-
- 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
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/04—Refining by applying a vacuum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US52721466A | 1966-02-14 | 1966-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO122378B true NO122378B (enrdf_load_html_response) | 1971-06-21 |
Family
ID=24100571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO166777A NO122378B (enrdf_load_html_response) | 1966-02-14 | 1967-02-09 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3420657A (enrdf_load_html_response) |
| DE (1) | DE1533950B1 (enrdf_load_html_response) |
| FR (1) | FR1511298A (enrdf_load_html_response) |
| GB (1) | GB1176731A (enrdf_load_html_response) |
| NO (1) | NO122378B (enrdf_load_html_response) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4001009A (en) * | 1969-04-03 | 1977-01-04 | Hannsgeorg Bauer | Process for the manufacture of steels with a high chromium content |
| US3700429A (en) * | 1970-01-05 | 1972-10-24 | Allegheny Ludlum Steel | Method of controlling vacuum decarburization |
| DE2007373B2 (de) * | 1970-02-18 | 1973-05-03 | Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg | Verfahren und konverter zum herstellen ferritischer chromstaehle |
| US3850617A (en) * | 1970-04-14 | 1974-11-26 | J Umowski | Refining of stainless steel |
| US3816100A (en) * | 1970-09-29 | 1974-06-11 | Allegheny Ludlum Ind Inc | Method for producing alloy steel |
| DE2114600B2 (de) * | 1971-03-25 | 1981-05-07 | Vacmetal Gesellschaft für Vakuum-Metallurgie mbH, 4600 Dortmund | Verfahren zur gezielten Vakuumentkohlung hochlegierter Stähle |
| FR2343050A1 (fr) * | 1976-03-05 | 1977-09-30 | Nickel Sln Ste | Procede perfectionne pour la fabrication d'aciers contenant du nickel |
| US5123957A (en) * | 1988-11-11 | 1992-06-23 | Nkk Corporation | Method for manufacturing low carbon ferrochrome with high chromium content |
| US9210651B2 (en) | 2005-10-27 | 2015-12-08 | Qualcomm Incorporated | Method and apparatus for bootstraping information in a communication system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2093666A (en) * | 1934-11-23 | 1937-09-21 | Wacker Chemie Gmbh | Process for treating iron and iron alloys |
| FR1343235A (fr) * | 1962-12-21 | 1963-11-15 | Nippon Kokan Kk | Procédé pour la production de ferrochrome sans carbone |
-
1966
- 1966-02-14 US US527214A patent/US3420657A/en not_active Expired - Lifetime
-
1967
- 1967-02-07 DE DE19671533950 patent/DE1533950B1/de active Pending
- 1967-02-09 NO NO166777A patent/NO122378B/no unknown
- 1967-02-10 GB GB6457/67A patent/GB1176731A/en not_active Expired
- 1967-02-13 FR FR94679A patent/FR1511298A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1533950B1 (de) | 1971-03-11 |
| FR1511298A (fr) | 1968-01-26 |
| US3420657A (en) | 1969-01-07 |
| GB1176731A (en) | 1970-01-07 |
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