JPS6331428B2 - - Google Patents
Info
- Publication number
- JPS6331428B2 JPS6331428B2 JP58061512A JP6151283A JPS6331428B2 JP S6331428 B2 JPS6331428 B2 JP S6331428B2 JP 58061512 A JP58061512 A JP 58061512A JP 6151283 A JP6151283 A JP 6151283A JP S6331428 B2 JPS6331428 B2 JP S6331428B2
- Authority
- JP
- Japan
- Prior art keywords
- weight
- content
- less
- magnesia
- chromium
- 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
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 84
- 239000011651 chromium Substances 0.000 claims description 62
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 55
- 229910052804 chromium Inorganic materials 0.000 claims description 52
- 239000000395 magnesium oxide Substances 0.000 claims description 33
- 235000012245 magnesium oxide Nutrition 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 25
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 14
- 238000010304 firing Methods 0.000 claims description 10
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 235000012239 silicon dioxide Nutrition 0.000 claims description 5
- 229910052681 coesite Inorganic materials 0.000 claims description 4
- 229910052906 cristobalite Inorganic materials 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- 229910052682 stishovite Inorganic materials 0.000 claims description 4
- 229910052905 tridymite Inorganic materials 0.000 claims description 4
- 239000011451 fired brick Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000011819 refractory material Substances 0.000 claims description 2
- 239000011452 unfired brick Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 239000000047 product Substances 0.000 description 30
- 239000011449 brick Substances 0.000 description 29
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 19
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 8
- 239000012141 concentrate Substances 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 239000011148 porous material Substances 0.000 description 5
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 4
- 235000019341 magnesium sulphate Nutrition 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000013535 sea water Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910052596 spinel Inorganic materials 0.000 description 2
- 239000011029 spinel Substances 0.000 description 2
- 241001131796 Botaurus stellaris Species 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 101000993059 Homo sapiens Hereditary hemochromatosis protein Proteins 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 238000004901 spalling Methods 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 210000003462 vein Anatomy 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
- C04B35/0476—Refractories from grain sized mixtures containing chromium oxide or chrome ore obtained from prereacted sintered grains ("simultaneous sinter")
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)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0141082A AT373229B (de) | 1982-04-08 | 1982-04-08 | Verfahren zur herstellung eines feuerfesten magnesiachrom-sintermaterials |
| AT1410/82 | 1982-04-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58185476A JPS58185476A (ja) | 1983-10-29 |
| JPS6331428B2 true JPS6331428B2 (US20080293856A1-20081127-C00150.png) | 1988-06-23 |
Family
ID=3513283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58061512A Granted JPS58185476A (ja) | 1982-04-08 | 1983-04-07 | マグネシアクロム耐火製品の製造方法 |
Country Status (14)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63110929U (US20080293856A1-20081127-C00150.png) * | 1987-01-06 | 1988-07-16 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3527789C3 (de) * | 1985-08-02 | 1994-02-24 | Refratechnik Gmbh | Grobkeramischer Formkörper sowie dessen Verwendung |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1571638B2 (de) * | 1966-12-24 | 1972-01-05 | International Minerals and Chemical Corp., Skokie, 111. (V.StA.) | Verfahren zur herstellung eines feuerfesten koerpers aus einer granulierten mischung con chrom spinell und periklas |
| AT290374B (de) * | 1969-04-03 | 1971-05-25 | Oesterr Amerikan Magnesit | Verfahren zur Herstellung von feuerfesten Magnesitchrom- und Chrommagnesitsteinen |
| DE2015566C3 (de) * | 1969-05-15 | 1975-07-24 | General Refractories Co., Philadelphia, Pa. (V.St.A.) | Verfahren zur Herstellung von direkt gebundenen, feuerfesten Formkörpern |
| AT336478B (de) * | 1972-09-29 | 1977-05-10 | Veitscher Magnesitwerke Ag | Verfahren zur herstellung von gebrannten feuerfesten steinen |
| AT353154B (de) * | 1973-10-03 | 1979-10-25 | Pickford Holland & Company Lim | Material fuer die herstellung von feuerfesten steinen u.dgl. |
| HU176631B (en) * | 1977-06-10 | 1981-03-28 | Veszpremi Vegyipari Egyetem | Process for preparing compact simultaneous sinters of direct bond |
-
1982
- 1982-04-08 AT AT0141082A patent/AT373229B/de not_active IP Right Cessation
-
1983
- 1983-03-24 IL IL68226A patent/IL68226A/xx unknown
- 1983-03-25 EP EP83200420A patent/EP0091704B1/de not_active Expired
- 1983-03-25 DE DE8383200420T patent/DE3364146D1/de not_active Expired
- 1983-03-28 IE IE678/83A patent/IE54202B1/en unknown
- 1983-03-30 CA CA000424891A patent/CA1197267A/en not_active Expired
- 1983-04-04 GR GR70982A patent/GR78156B/el unknown
- 1983-04-06 DD DD83249611A patent/DD209614A5/de not_active IP Right Cessation
- 1983-04-06 TR TR21803A patent/TR21803A/xx unknown
- 1983-04-06 BR BR8301745A patent/BR8301745A/pt not_active IP Right Cessation
- 1983-04-06 YU YU808/83A patent/YU42620B/xx unknown
- 1983-04-07 ES ES521297A patent/ES521297A0/es active Granted
- 1983-04-07 JP JP58061512A patent/JPS58185476A/ja active Granted
- 1983-04-08 MX MX196873A patent/MX156507A/es unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63110929U (US20080293856A1-20081127-C00150.png) * | 1987-01-06 | 1988-07-16 |
Also Published As
| Publication number | Publication date |
|---|---|
| ATA141082A (de) | 1983-05-15 |
| BR8301745A (pt) | 1983-12-13 |
| CA1197267A (en) | 1985-11-26 |
| IE54202B1 (en) | 1989-07-19 |
| DD209614A5 (de) | 1984-05-16 |
| ES8405749A1 (es) | 1984-06-16 |
| EP0091704A1 (de) | 1983-10-19 |
| YU80883A (en) | 1986-02-28 |
| YU42620B (en) | 1988-10-31 |
| GR78156B (US20080293856A1-20081127-C00150.png) | 1984-09-26 |
| DE3364146D1 (en) | 1986-07-24 |
| MX156507A (es) | 1988-09-05 |
| TR21803A (tr) | 1985-07-18 |
| JPS58185476A (ja) | 1983-10-29 |
| EP0091704B1 (de) | 1986-06-18 |
| AT373229B (de) | 1983-12-27 |
| IL68226A0 (en) | 1983-06-15 |
| IL68226A (en) | 1986-03-31 |
| IE830678L (en) | 1983-10-08 |
| ES521297A0 (es) | 1984-06-16 |
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