CA2686285A1 - Enhanced alloy recovery in molten steel baths utilizing cored wires doped with deoxidants - Google Patents
Enhanced alloy recovery in molten steel baths utilizing cored wires doped with deoxidants Download PDFInfo
- Publication number
- CA2686285A1 CA2686285A1 CA002686285A CA2686285A CA2686285A1 CA 2686285 A1 CA2686285 A1 CA 2686285A1 CA 002686285 A CA002686285 A CA 002686285A CA 2686285 A CA2686285 A CA 2686285A CA 2686285 A1 CA2686285 A1 CA 2686285A1
- Authority
- CA
- Canada
- Prior art keywords
- alloy
- additive
- delivery device
- deoxidizing agent
- molten
- 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.)
- Abandoned
Links
- 239000000956 alloy Substances 0.000 title claims abstract description 74
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 74
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 35
- 239000010959 steel Substances 0.000 title claims abstract description 35
- 238000011084 recovery Methods 0.000 title abstract description 23
- 239000000654 additive Substances 0.000 claims abstract description 55
- 230000000996 additive effect Effects 0.000 claims abstract description 51
- 239000000843 powder Substances 0.000 claims abstract description 24
- 229910052751 metal Inorganic materials 0.000 claims description 30
- 239000002184 metal Substances 0.000 claims description 30
- 239000003795 chemical substances by application Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 18
- 239000002245 particle Substances 0.000 claims description 16
- 239000000126 substance Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 8
- 229910005438 FeTi Inorganic materials 0.000 claims description 7
- 229910004709 CaSi Inorganic materials 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 4
- MBEGFNBBAVRKLK-UHFFFAOYSA-N sodium;iminomethylideneazanide Chemical compound [Na+].[NH-]C#N MBEGFNBBAVRKLK-UHFFFAOYSA-N 0.000 claims 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 18
- 229910052760 oxygen Inorganic materials 0.000 abstract description 18
- 239000001301 oxygen Substances 0.000 abstract description 18
- 230000000779 depleting effect Effects 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- STRTXDFFNXSZQB-UHFFFAOYSA-N calcium;cyanamide Chemical compound [Ca+2].NC#N STRTXDFFNXSZQB-UHFFFAOYSA-N 0.000 description 13
- 150000004767 nitrides Chemical class 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000011575 calcium Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 239000012467 final product Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 150000001247 metal acetylides Chemical class 0.000 description 3
- 238000005275 alloying Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 but not limited to Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- 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
- C21C7/0056—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 using cored wires
-
- 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
- C21C7/0006—Adding metallic additives
-
- 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
- C21C7/06—Deoxidising, e.g. killing
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/04—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbonitrides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Continuous Casting (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US93867107P | 2007-05-17 | 2007-05-17 | |
| US60/938,671 | 2007-05-17 | ||
| PCT/US2008/064062 WO2008144617A1 (en) | 2007-05-17 | 2008-05-19 | Enhanced alloy recovery in molten steel baths utilizing cored wires doped with deoxidants |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2686285A1 true CA2686285A1 (en) | 2008-11-27 |
Family
ID=40122183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002686285A Abandoned CA2686285A1 (en) | 2007-05-17 | 2008-05-19 | Enhanced alloy recovery in molten steel baths utilizing cored wires doped with deoxidants |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US20080314199A1 (pt) |
| EP (1) | EP2158337A4 (pt) |
| JP (1) | JP2010527410A (pt) |
| KR (1) | KR20100029078A (pt) |
| CN (1) | CN101688260A (pt) |
| AT (1) | AT507365A2 (pt) |
| BR (1) | BRPI0811753A2 (pt) |
| CA (1) | CA2686285A1 (pt) |
| CZ (1) | CZ2009857A3 (pt) |
| DE (1) | DE112008001288T5 (pt) |
| ES (1) | ES2343302B1 (pt) |
| FI (1) | FI20096347A (pt) |
| GB (1) | GB0919971D0 (pt) |
| MX (1) | MX2009012438A (pt) |
| PL (1) | PL390678A1 (pt) |
| RU (1) | RU2529132C2 (pt) |
| SE (1) | SE0901523L (pt) |
| SK (1) | SK500572009A3 (pt) |
| TR (1) | TR200908693T1 (pt) |
| WO (1) | WO2008144617A1 (pt) |
| ZA (1) | ZA200908515B (pt) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BRPI0419127A (pt) * | 2004-11-22 | 2007-12-11 | Invista Tech Sarl | método de cristalização e polimerização em estado sólido de pellets de polìmero, pellets revestidos, recipiente moldado por sopro por estiramento de injeção fabricado com os pellets revestidos, forma prévia para fabricação de recipiente moldado por sopro por estiramento de injeção e pellets de polìmero revestido de sìlica defumada |
| AU2007240780B2 (en) | 2006-04-20 | 2014-01-16 | Sonendo, Inc. | Apparatus and methods for treating root canals of teeth |
| US7980854B2 (en) | 2006-08-24 | 2011-07-19 | Medical Dental Advanced Technologies Group, L.L.C. | Dental and medical treatments and procedures |
| US12114924B2 (en) | 2006-08-24 | 2024-10-15 | Pipstek, Llc | Treatment system and method |
| JP5157889B2 (ja) * | 2008-12-26 | 2013-03-06 | 日立電線株式会社 | 銅合金鋳塊の製造方法、及び活性元素の添加方法 |
| US9877801B2 (en) | 2013-06-26 | 2018-01-30 | Sonendo, Inc. | Apparatus and methods for filling teeth and root canals |
| CN114807729A (zh) * | 2018-08-01 | 2022-07-29 | 浙江大隆合金钢有限公司 | 一种05Cr17Ni4Cu4Nb钢的生产方法 |
| US10513753B1 (en) | 2019-01-03 | 2019-12-24 | 2498890 Ontario Inc. | Systems, methods, and cored wires for treating a molten metal |
| USD997355S1 (en) | 2020-10-07 | 2023-08-29 | Sonendo, Inc. | Dental treatment instrument |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4917930B1 (pt) | 1962-08-24 | 1974-05-07 | ||
| US3829312A (en) * | 1972-01-04 | 1974-08-13 | Nat Res Inst Metals | Process for the manufacture of steel of good machinability |
| US3915693A (en) * | 1972-06-21 | 1975-10-28 | Robert T C Rasmussen | Process, structure and composition relating to master alloys in wire or rod form |
| BE819608A (fr) * | 1974-09-06 | 1974-12-31 | Fils fourres pour soudage electrogaz. | |
| GB1554104A (en) * | 1975-07-23 | 1979-10-17 | British Steel Corp | Refining liquid metal |
| GB1504250A (en) | 1975-12-05 | 1978-03-15 | Hoesch Werke Ag | Addition of wire to a metal melt |
| FR2476542B1 (pt) * | 1980-02-26 | 1983-03-11 | Vallourec | |
| US4483710A (en) * | 1981-03-31 | 1984-11-20 | Union Carbide Corporation | Addition agent for adding vanadium to iron base alloys |
| US4663244A (en) * | 1983-09-09 | 1987-05-05 | Messer Griesheim Gmbh | Filler containing easily oxidizable elements |
| FR2612945B1 (fr) * | 1987-03-24 | 1993-08-13 | Affival | Procede d'elaboration des metaux ferreux contenant du plomb et fil fourre pour mise en oeuvre du procede |
| DE3739154A1 (de) * | 1987-11-19 | 1989-06-01 | Sueddeutsche Kalkstickstoff | Bleihaltiges zusatzmittel fuer stahlschmelzen |
| DE3739156A1 (de) * | 1987-11-19 | 1989-06-01 | Sueddeutsche Kalkstickstoff | Stickstoffhaltiges zusatzmittel fuer stahlschmelzen |
| DE3924558C1 (pt) * | 1989-07-25 | 1990-11-22 | Skw Trostberg Ag, 8223 Trostberg, De | |
| DE4138231C1 (pt) * | 1991-11-21 | 1992-10-22 | Skw Trostberg Ag, 8223 Trostberg, De | |
| RU2000335C1 (ru) * | 1992-01-08 | 1993-09-07 | Владимир Андреевич Паршин | Способ обработки жидкой стали |
| DE4236727C2 (de) * | 1992-10-30 | 1997-02-06 | Sueddeutsche Kalkstickstoff | Mittel zur Behandlung von Metallschmelzen und dessen Verwendung |
| RU2061762C1 (ru) * | 1993-02-18 | 1996-06-10 | Институт новой металлургической технологии | Способ обработки стали в ковше |
| ES2195768B1 (es) * | 2002-02-13 | 2005-03-01 | Juan Asensio Lozano | Procedimiento de fabricacion de un acero austenitico al manganeso microaleado y acero asi obtenido. |
| GB2422618A (en) * | 2005-01-28 | 2006-08-02 | Injection Alloys Ltd | Molten metal refining wire |
-
2008
- 2008-05-19 US US12/122,889 patent/US20080314199A1/en not_active Abandoned
- 2008-05-19 ES ES200950056A patent/ES2343302B1/es not_active Withdrawn - After Issue
- 2008-05-19 PL PL390678A patent/PL390678A1/pl not_active Application Discontinuation
- 2008-05-19 CZ CZ20090857A patent/CZ2009857A3/cs unknown
- 2008-05-19 MX MX2009012438A patent/MX2009012438A/es unknown
- 2008-05-19 RU RU2009146821/02A patent/RU2529132C2/ru active
- 2008-05-19 CN CN200880023283A patent/CN101688260A/zh active Pending
- 2008-05-19 CA CA002686285A patent/CA2686285A1/en not_active Abandoned
- 2008-05-19 KR KR1020097024596A patent/KR20100029078A/ko not_active Application Discontinuation
- 2008-05-19 BR BRPI0811753-5A2A patent/BRPI0811753A2/pt not_active Application Discontinuation
- 2008-05-19 EP EP08769509A patent/EP2158337A4/en not_active Withdrawn
- 2008-05-19 WO PCT/US2008/064062 patent/WO2008144617A1/en active Application Filing
- 2008-05-19 JP JP2010508627A patent/JP2010527410A/ja active Pending
- 2008-05-19 SE SE0901523A patent/SE0901523L/sv not_active Application Discontinuation
- 2008-05-19 TR TR2009/08693T patent/TR200908693T1/xx unknown
- 2008-05-19 AT AT0916108A patent/AT507365A2/de not_active Application Discontinuation
- 2008-05-19 SK SK50057-2009A patent/SK500572009A3/sk unknown
- 2008-05-19 DE DE112008001288T patent/DE112008001288T5/de not_active Withdrawn
-
2009
- 2009-11-16 GB GBGB0919971.2A patent/GB0919971D0/en not_active Withdrawn
- 2009-12-01 ZA ZA200908515A patent/ZA200908515B/xx unknown
- 2009-12-17 FI FI20096347A patent/FI20096347A/fi not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| BRPI0811753A2 (pt) | 2014-11-11 |
| KR20100029078A (ko) | 2010-03-15 |
| EP2158337A4 (en) | 2010-11-03 |
| ZA200908515B (en) | 2010-08-25 |
| ES2343302B1 (es) | 2011-06-17 |
| JP2010527410A (ja) | 2010-08-12 |
| TR200908693T1 (tr) | 2010-04-21 |
| ES2343302A1 (es) | 2010-07-27 |
| PL390678A1 (pl) | 2010-10-25 |
| CZ2009857A3 (cs) | 2010-03-03 |
| AT507365A2 (de) | 2010-04-15 |
| GB2461239A (en) | 2009-12-30 |
| FI20096347A (fi) | 2009-12-18 |
| WO2008144617A1 (en) | 2008-11-27 |
| RU2529132C2 (ru) | 2014-09-27 |
| US20080314199A1 (en) | 2008-12-25 |
| SE0901523A0 (sv) | 2010-02-12 |
| GB0919971D0 (en) | 2009-12-30 |
| EP2158337A1 (en) | 2010-03-03 |
| SE0901523L (sv) | 2010-02-12 |
| SK500572009A3 (sk) | 2010-03-08 |
| MX2009012438A (es) | 2010-04-27 |
| RU2009146821A (ru) | 2011-06-27 |
| CN101688260A (zh) | 2010-03-31 |
| DE112008001288T5 (de) | 2010-07-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |