DE2524646A1 - Feuerfeste, gebrannte steine aus periklas und chromerz und verfahren zu ihrer herstellung - Google Patents
Feuerfeste, gebrannte steine aus periklas und chromerz und verfahren zu ihrer herstellungInfo
- Publication number
- DE2524646A1 DE2524646A1 DE19752524646 DE2524646A DE2524646A1 DE 2524646 A1 DE2524646 A1 DE 2524646A1 DE 19752524646 DE19752524646 DE 19752524646 DE 2524646 A DE2524646 A DE 2524646A DE 2524646 A1 DE2524646 A1 DE 2524646A1
- Authority
- DE
- Germany
- Prior art keywords
- cao
- mixture
- chrome ore
- magnesia
- sio
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 16
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 230000009970 fire resistant effect Effects 0.000 title 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 84
- 239000000395 magnesium oxide Substances 0.000 claims description 42
- 235000012245 magnesium oxide Nutrition 0.000 claims description 42
- 239000000203 mixture Substances 0.000 claims description 31
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 30
- 239000011449 brick Substances 0.000 claims description 16
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 8
- 229940043430 calcium compound Drugs 0.000 claims 1
- 150000001674 calcium compounds Chemical class 0.000 claims 1
- 239000004575 stone Substances 0.000 description 31
- 235000014380 magnesium carbonate Nutrition 0.000 description 19
- 239000001095 magnesium carbonate Substances 0.000 description 17
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 17
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 17
- 239000002893 slag Substances 0.000 description 10
- 238000010304 firing Methods 0.000 description 7
- 230000003628 erosive effect Effects 0.000 description 5
- 150000004760 silicates Chemical class 0.000 description 5
- 238000007792 addition Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000000227 grinding Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 2
- 235000012241 calcium silicate Nutrition 0.000 description 2
- 229910052918 calcium silicate Inorganic materials 0.000 description 2
- JHLNERQLKQQLRZ-UHFFFAOYSA-N calcium silicate Chemical compound [Ca+2].[Ca+2].[O-][Si]([O-])([O-])[O-] JHLNERQLKQQLRZ-UHFFFAOYSA-N 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920001732 Lignosulfonate Polymers 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011822 basic refractory Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- -1 ferrous metals Chemical class 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000009849 vacuum degassing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/03—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite
- C04B35/04—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite based on magnesium oxide
- C04B35/043—Refractories from grain sized mixtures
- C04B35/047—Refractories from grain sized mixtures containing chromium oxide or chrome ore
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US47608574A | 1974-06-03 | 1974-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2524646A1 true DE2524646A1 (de) | 1975-12-04 |
Family
ID=23890452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752524646 Pending DE2524646A1 (de) | 1974-06-03 | 1975-06-03 | Feuerfeste, gebrannte steine aus periklas und chromerz und verfahren zu ihrer herstellung |
Country Status (9)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112811914A (zh) * | 2021-03-08 | 2021-05-18 | 沈阳大学 | 一种利用铬泥和镁法脱硫渣制备纳米铬镁尖晶石的方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5419408B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-09-25 | 1979-07-14 | ||
| JPS4944087A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-07-04 | 1974-04-25 | ||
| JPS5034043B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-07-03 | 1975-11-05 | ||
| SE7407501L (sv) * | 1974-06-07 | 1975-12-08 | Lidkoepings Mekaniska Verkstad | For vexling av slipskivor pa en slipspindel anpassad slipmaskin. |
-
1975
- 1975-05-21 GB GB21694/75A patent/GB1481583A/en not_active Expired
- 1975-05-22 IT IT23638/75A patent/IT1038375B/it active
- 1975-05-26 ZA ZA00753376A patent/ZA753376B/xx unknown
- 1975-05-28 AT AT405975A patent/AT352606B/de not_active IP Right Cessation
- 1975-06-02 FR FR7517138A patent/FR2275421A1/fr active Granted
- 1975-06-02 BR BR4423/75D patent/BR7503456A/pt unknown
- 1975-06-03 DE DE19752524646 patent/DE2524646A1/de active Pending
- 1975-06-03 SE SE7506329A patent/SE7506329L/xx unknown
- 1975-06-03 JP JP50066111A patent/JPS517004A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ZA753376B (en) | 1976-04-28 |
| IT1038375B (it) | 1979-11-20 |
| AT352606B (de) | 1979-09-25 |
| ATA405975A (de) | 1979-02-15 |
| JPS517004A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-01-21 |
| BR7503456A (pt) | 1976-05-25 |
| FR2275421A1 (fr) | 1976-01-16 |
| SE7506329L (sv) | 1975-12-04 |
| FR2275421B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-06-08 |
| GB1481583A (en) | 1977-08-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHN | Withdrawal |