DE2528427C2 - Verfahren zum Schutz der Oberflächen von Metallschmelzen - Google Patents
Verfahren zum Schutz der Oberflächen von MetallschmelzenInfo
- Publication number
- DE2528427C2 DE2528427C2 DE2528427A DE2528427A DE2528427C2 DE 2528427 C2 DE2528427 C2 DE 2528427C2 DE 2528427 A DE2528427 A DE 2528427A DE 2528427 A DE2528427 A DE 2528427A DE 2528427 C2 DE2528427 C2 DE 2528427C2
- Authority
- DE
- Germany
- Prior art keywords
- metal
- solid
- gas
- liquid
- grain size
- 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
Links
- 239000002184 metal Substances 0.000 title claims description 36
- 229910052751 metal Inorganic materials 0.000 title claims description 35
- 238000000034 method Methods 0.000 title claims description 12
- 239000007788 liquid Substances 0.000 claims description 22
- 239000002245 particle Substances 0.000 claims description 13
- 239000007787 solid Substances 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 150000002739 metals Chemical class 0.000 claims description 8
- 239000000155 melt Substances 0.000 claims description 7
- 229910044991 metal oxide Inorganic materials 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 150000004706 metal oxides Chemical class 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000011282 treatment Methods 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 239000010955 niobium Substances 0.000 claims description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 2
- 238000002310 reflectometry Methods 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims 1
- 229910052726 zirconium Inorganic materials 0.000 claims 1
- 239000007789 gas Substances 0.000 description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- 239000000843 powder Substances 0.000 description 10
- 239000000725 suspension Substances 0.000 description 9
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- 239000004071 soot Substances 0.000 description 6
- 230000001050 lubricating effect Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 238000005266 casting Methods 0.000 description 4
- 238000009749 continuous casting Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- -1 ferrous metals Chemical class 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000003915 liquefied petroleum gas Substances 0.000 description 2
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 241000872198 Serjania polyphylla Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 229910052914 metal silicate Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052756 noble gas Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 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
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/106—Shielding the molten jet
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Powder Metallurgy (AREA)
- Lubricants (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7423386A FR2277144A1 (fr) | 1974-07-05 | 1974-07-05 | Composition de matieres formee d'un melange d'un fluide cryogene et de particules solides |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2528427A1 DE2528427A1 (de) | 1976-01-22 |
| DE2528427C2 true DE2528427C2 (de) | 1986-07-10 |
Family
ID=9140915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2528427A Expired DE2528427C2 (de) | 1974-07-05 | 1975-06-26 | Verfahren zum Schutz der Oberflächen von Metallschmelzen |
Country Status (11)
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH611189A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1976-12-28 | 1979-05-31 | Belipar Sa | |
| CH609263A5 (en) * | 1976-12-28 | 1979-02-28 | Concast Ag | Method for the continuous casting of steel |
| FR2403852A1 (fr) * | 1977-09-22 | 1979-04-20 | Air Liquide | Procede et dispositif de protection d'un jet de coulee verticale de metal fondu au moyen d'un gaz inerte liquefie |
| JPS6018514B2 (ja) * | 1977-10-04 | 1985-05-10 | 日立造船株式会社 | 連続鋳造設備におけるセグメントの吊り上げ装置 |
| DE3148275A1 (de) * | 1981-12-05 | 1983-06-09 | Messer Griesheim Gmbh, 6000 Frankfurt | "verfahren zum abkuehlen von werkstuecken" |
| FR2523007A1 (fr) * | 1982-03-15 | 1983-09-16 | Air Liquide | Procede et installation de protection d'un jet de coulee de metal liquide |
| US4806156A (en) * | 1987-07-24 | 1989-02-21 | Liquid Air Corporation | Process for the production of a bath of molten metal or alloys |
| US4848751A (en) * | 1987-07-24 | 1989-07-18 | L'air Liquide | Lance for discharging liquid nitrogen or liquid argon into a furnace throughout the production of molten metal |
| US5149488A (en) * | 1990-03-28 | 1992-09-22 | Dickson Enterprises, Inc. | Apparatus and method for spill chilling rapidly solidified materials |
| FR2765126B1 (fr) * | 1997-06-26 | 1999-07-30 | Lorraine Laminage | Procede de coulee de metal liquide dans un conduit comprenant au moins deux pieces refractaires |
| US6228187B1 (en) | 1998-08-19 | 2001-05-08 | Air Liquide America Corp. | Apparatus and methods for generating an artificial atmosphere for the heat treating of materials |
| RU2146185C1 (ru) * | 1999-07-27 | 2000-03-10 | Спиридонов Евгений Васильевич | Способ изготовления направленной кристаллизацией детали с монокристаллической структурой и устройство для его осуществления |
| RU2175588C1 (ru) * | 2000-03-30 | 2001-11-10 | ОАО "Национальный институт авиационных технологий" | Способ регулирования теплоотвода при фасонном литье направленной кристаллизацией |
| US6491863B2 (en) | 2000-12-12 | 2002-12-10 | L'air Liquide-Societe' Anonyme A' Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes George Claude | Method and apparatus for efficient utilization of a cryogen for inert cover in metals melting furnaces |
| US20020127386A1 (en) * | 2001-02-06 | 2002-09-12 | Miki Ogawa | Thin film having porous structure and method for manufacturing porous structured materials |
| US20080184848A1 (en) * | 2006-08-23 | 2008-08-07 | La Sorda Terence D | Vapor-Reinforced Expanding Volume of Gas to Minimize the Contamination of Products Treated in a Melting Furnace |
| US20090064821A1 (en) * | 2006-08-23 | 2009-03-12 | Air Liquide Industrial U.S. Lp | Vapor-Reinforced Expanding Volume of Gas to Minimize the Contamination of Products Treated in a Melting Furnace |
| US8403187B2 (en) * | 2006-09-27 | 2013-03-26 | Air Liquide Industrial U.S. Lp | Production of an inert blanket in a furnace |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3393152A (en) * | 1965-08-03 | 1968-07-16 | Air Reduction | Composition of matter and methods of making same |
| US3416977A (en) * | 1966-04-01 | 1968-12-17 | Union Carbide Corp | Cryogenic cooling |
| BE793570A (fr) * | 1971-12-30 | 1973-06-29 | Air Liquide | Separateur pour gaz liquefie, proche du point d'utilisation |
| BE795856A (fr) * | 1972-02-24 | 1973-08-23 | Air Liquide | Perfectionnement au procede de raffinage electrique par laitier dit "procede e.s.r." |
| US3798919A (en) * | 1972-11-14 | 1974-03-26 | Us Navy | Deep submergence ambient pressure cryogenic storage apparatus |
-
1974
- 1974-07-05 FR FR7423386A patent/FR2277144A1/fr active Granted
-
1975
- 1975-06-05 IT IT7524075A patent/IT1038737B/it active
- 1975-06-16 CH CH778575A patent/CH606451A5/xx not_active IP Right Cessation
- 1975-06-17 CA CA229,475A patent/CA1054133A/en not_active Expired
- 1975-06-26 DE DE2528427A patent/DE2528427C2/de not_active Expired
- 1975-06-27 ES ES438911A patent/ES438911A1/es not_active Expired
- 1975-06-30 US US05/592,077 patent/US4093553A/en not_active Expired - Lifetime
- 1975-07-03 JP JP50081490A patent/JPS6117582B2/ja not_active Expired
- 1975-07-03 LU LU72895A patent/LU72895A1/xx unknown
- 1975-07-04 BE BE157985A patent/BE831005A/xx not_active IP Right Cessation
- 1975-07-04 SE SE7507689A patent/SE412867B/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2277144B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-10-07 |
| CH606451A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-10-31 |
| US4093553A (en) | 1978-06-06 |
| JPS5130534A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-03-15 |
| SE7507689L (sv) | 1976-01-07 |
| ES438911A1 (es) | 1977-02-01 |
| JPS6117582B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-05-08 |
| IT1038737B (it) | 1979-11-30 |
| BE831005A (fr) | 1976-01-05 |
| CA1054133A (en) | 1979-05-08 |
| SE412867B (sv) | 1980-03-24 |
| LU72895A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-12-09 |
| DE2528427A1 (de) | 1976-01-22 |
| FR2277144A1 (fr) | 1976-01-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |