DE2215266C3 - Verfahren zur Beschleunigung der Auflösegeschwindigkeit von Siliciumcarbid in Eisenschmelzen - Google Patents
Verfahren zur Beschleunigung der Auflösegeschwindigkeit von Siliciumcarbid in EisenschmelzenInfo
- Publication number
- DE2215266C3 DE2215266C3 DE19722215266 DE2215266A DE2215266C3 DE 2215266 C3 DE2215266 C3 DE 2215266C3 DE 19722215266 DE19722215266 DE 19722215266 DE 2215266 A DE2215266 A DE 2215266A DE 2215266 C3 DE2215266 C3 DE 2215266C3
- Authority
- DE
- Germany
- Prior art keywords
- silicon carbide
- basic
- dissolution
- inorganic
- accelerating
- 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
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims description 51
- 229910010271 silicon carbide Inorganic materials 0.000 title claims description 51
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 27
- 238000004090 dissolution Methods 0.000 title claims description 16
- 229910052742 iron Inorganic materials 0.000 title claims description 12
- 238000000034 method Methods 0.000 title claims description 9
- 239000000155 melt Substances 0.000 title description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 20
- 150000001447 alkali salts Chemical class 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 9
- 238000007792 addition Methods 0.000 description 6
- 229910001018 Cast iron Inorganic materials 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 5
- 239000002893 slag Substances 0.000 description 5
- 239000011398 Portland cement Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 4
- 239000004484 Briquette Substances 0.000 description 3
- 238000005255 carburizing Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000005475 siliconizing Methods 0.000 description 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 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
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 238000006887 Ullmann reaction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000007514 bases Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- -1 for example Chemical class 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722215266 DE2215266C3 (de) | 1972-03-29 | 1972-03-29 | Verfahren zur Beschleunigung der Auflösegeschwindigkeit von Siliciumcarbid in Eisenschmelzen |
| IT4905373A IT980019B (it) | 1972-03-29 | 1973-03-27 | Procedimento ed additivo per acce lerare lo scioglimento di carburo di silicio in ferro fuso |
| JP3500773A JPS519683B2 (enExample) | 1972-03-29 | 1973-03-27 | |
| FR7311143A FR2178116B1 (enExample) | 1972-03-29 | 1973-03-28 | |
| BE129407A BE797497A (fr) | 1972-03-29 | 1973-03-29 | Procede pour accelerer la dissolution du carbure de silicium dans du fer en fusion |
| GB1517873A GB1427381A (en) | 1972-03-29 | 1973-03-29 | Dissolution of silicon carbide in iron melts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722215266 DE2215266C3 (de) | 1972-03-29 | 1972-03-29 | Verfahren zur Beschleunigung der Auflösegeschwindigkeit von Siliciumcarbid in Eisenschmelzen |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2215266A1 DE2215266A1 (de) | 1973-10-11 |
| DE2215266B2 DE2215266B2 (de) | 1976-07-29 |
| DE2215266C3 true DE2215266C3 (de) | 1978-04-20 |
Family
ID=5840495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722215266 Expired DE2215266C3 (de) | 1972-03-29 | 1972-03-29 | Verfahren zur Beschleunigung der Auflösegeschwindigkeit von Siliciumcarbid in Eisenschmelzen |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS519683B2 (enExample) |
| BE (1) | BE797497A (enExample) |
| DE (1) | DE2215266C3 (enExample) |
| FR (1) | FR2178116B1 (enExample) |
| GB (1) | GB1427381A (enExample) |
| IT (1) | IT980019B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0173913A1 (de) * | 1984-08-24 | 1986-03-12 | Elektroschmelzwerk Kempten GmbH | Verfahren zur Behandlung von Gusseisenschmelzen mit Siliciumcarbid |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4572737A (en) * | 1984-06-27 | 1986-02-25 | The Boc Group, Inc. | Agents for the removal of impurities from a molten metal and a process for producing same |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2119521A (en) * | 1935-10-10 | 1938-06-07 | Carborundum Co | Cast iron and the manufacture thereof |
| US3051564A (en) * | 1959-08-12 | 1962-08-28 | Carborundum Co | Composition for metallurgical use and process of using the same |
| US3158465A (en) * | 1961-09-07 | 1964-11-24 | Kerchner Marshall & Company | Metallurgical material and process for treating iron therewith |
-
1972
- 1972-03-29 DE DE19722215266 patent/DE2215266C3/de not_active Expired
-
1973
- 1973-03-27 JP JP3500773A patent/JPS519683B2/ja not_active Expired
- 1973-03-27 IT IT4905373A patent/IT980019B/it active
- 1973-03-28 FR FR7311143A patent/FR2178116B1/fr not_active Expired
- 1973-03-29 BE BE129407A patent/BE797497A/xx unknown
- 1973-03-29 GB GB1517873A patent/GB1427381A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0173913A1 (de) * | 1984-08-24 | 1986-03-12 | Elektroschmelzwerk Kempten GmbH | Verfahren zur Behandlung von Gusseisenschmelzen mit Siliciumcarbid |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS519683B2 (enExample) | 1976-03-29 |
| DE2215266A1 (de) | 1973-10-11 |
| FR2178116B1 (enExample) | 1975-08-22 |
| JPS498413A (enExample) | 1974-01-25 |
| DE2215266B2 (de) | 1976-07-29 |
| IT980019B (it) | 1974-09-30 |
| BE797497A (fr) | 1973-10-01 |
| FR2178116A1 (enExample) | 1973-11-09 |
| GB1427381A (en) | 1976-03-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |