CS245751B2 - Production method of burnt fireproof stones - Google Patents
Production method of burnt fireproof stones Download PDFInfo
- Publication number
- CS245751B2 CS245751B2 CS668573A CS668573A CS245751B2 CS 245751 B2 CS245751 B2 CS 245751B2 CS 668573 A CS668573 A CS 668573A CS 668573 A CS668573 A CS 668573A CS 245751 B2 CS245751 B2 CS 245751B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- per cent
- weight
- bricks
- stones
- sintered material
- Prior art date
Links
- 239000004575 stone Substances 0.000 title claims description 26
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000000203 mixture Substances 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 26
- 238000010304 firing Methods 0.000 claims abstract description 12
- 238000002844 melting Methods 0.000 claims abstract description 3
- 230000008018 melting Effects 0.000 claims abstract description 3
- 239000011651 chromium Substances 0.000 claims description 26
- 229910052804 chromium Inorganic materials 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 22
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 21
- 239000011777 magnesium Substances 0.000 claims description 21
- 229910052749 magnesium Inorganic materials 0.000 claims description 21
- 239000003518 caustics Substances 0.000 claims description 13
- 239000001095 magnesium carbonate Substances 0.000 claims description 9
- 235000014380 magnesium carbonate Nutrition 0.000 claims description 9
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 9
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 239000003779 heat-resistant material Substances 0.000 claims 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 abstract description 40
- 239000000395 magnesium oxide Substances 0.000 abstract description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 18
- 239000000377 silicon dioxide Substances 0.000 abstract description 8
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 abstract description 4
- 239000007858 starting material Substances 0.000 abstract description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract description 3
- 235000011941 Tilia x europaea Nutrition 0.000 abstract description 3
- 239000012141 concentrate Substances 0.000 abstract description 3
- 239000004571 lime Substances 0.000 abstract description 3
- 239000011159 matrix material Substances 0.000 abstract description 3
- 229910004298 SiO 2 Inorganic materials 0.000 abstract description 2
- 239000000470 constituent Substances 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 abstract description 2
- 229910052928 kieserite Inorganic materials 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 7
- 239000011449 brick Substances 0.000 abstract 6
- 229910052742 iron Inorganic materials 0.000 abstract 3
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 229910052596 spinel Inorganic materials 0.000 abstract 1
- 239000011029 spinel Substances 0.000 abstract 1
- 235000012245 magnesium oxide Nutrition 0.000 description 17
- 238000005245 sintering Methods 0.000 description 8
- 229910052681 coesite Inorganic materials 0.000 description 7
- 229910052906 cristobalite Inorganic materials 0.000 description 7
- 239000013078 crystal Substances 0.000 description 7
- 229910052682 stishovite Inorganic materials 0.000 description 7
- 229910052905 tridymite Inorganic materials 0.000 description 7
- 235000012239 silicon dioxide Nutrition 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- 238000000137 annealing Methods 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000005188 flotation Methods 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000013003 hot bending Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 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
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000386 microscopy Methods 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052566 spinel group Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT841972A AT336478B (de) | 1972-09-29 | 1972-09-29 | Verfahren zur herstellung von gebrannten feuerfesten steinen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS245751B2 true CS245751B2 (en) | 1986-10-16 |
Family
ID=3605270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS668573A CS245751B2 (en) | 1972-09-29 | 1973-09-28 | Production method of burnt fireproof stones |
Country Status (12)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4071370A (en) * | 1977-03-31 | 1978-01-31 | Dresser Industries, Inc. | Magnesite-chrome refractory |
| AT373229B (de) * | 1982-04-08 | 1983-12-27 | Veitscher Magnesitwerke Ag | Verfahren zur herstellung eines feuerfesten magnesiachrom-sintermaterials |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1529644A (fr) * | 1967-02-24 | 1968-06-21 | Int Minerals & Chem Corp | Composition et corps réfractaires |
| AT301433B (de) * | 1968-02-07 | 1972-09-11 | Veitscher Magnesitwerke Ag | Verfahren zur Herstellung eines feuerfesten Sintermaterials |
| AT290374B (de) * | 1969-04-03 | 1971-05-25 | Oesterr Amerikan Magnesit | Verfahren zur Herstellung von feuerfesten Magnesitchrom- und Chrommagnesitsteinen |
-
1972
- 1972-09-29 AT AT841972A patent/AT336478B/de active
- 1972-11-13 DE DE19722255517 patent/DE2255517C3/de not_active Expired
-
1973
- 1973-09-25 IT IT6983073A patent/IT999585B/it active
- 1973-09-25 TR TR1941573A patent/TR19415A/xx unknown
- 1973-09-25 YU YU253473A patent/YU35556B/xx unknown
- 1973-09-27 GB GB4538073A patent/GB1445696A/en not_active Expired
- 1973-09-27 FR FR7334647A patent/FR2201267B1/fr not_active Expired
- 1973-09-27 SE SE7313198A patent/SE392718B/xx unknown
- 1973-09-28 CS CS668573A patent/CS245751B2/cs unknown
- 1973-09-28 ES ES419175A patent/ES419175A1/es not_active Expired
- 1973-09-28 BE BE136148A patent/BE805441A/xx not_active IP Right Cessation
- 1973-09-28 BR BR759673A patent/BR7307596D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT999585B (it) | 1976-03-10 |
| FR2201267A1 (enrdf_load_stackoverflow) | 1974-04-26 |
| YU253473A (en) | 1980-10-31 |
| ATA841972A (de) | 1976-08-15 |
| YU35556B (en) | 1981-04-30 |
| DE2255517B2 (de) | 1978-09-21 |
| BR7307596D0 (pt) | 1974-09-05 |
| DE2255517C3 (de) | 1979-05-17 |
| GB1445696A (en) | 1976-08-11 |
| DE2255517A1 (de) | 1974-04-04 |
| AT336478B (de) | 1977-05-10 |
| ES419175A1 (es) | 1976-04-16 |
| BE805441A (fr) | 1974-01-16 |
| FR2201267B1 (enrdf_load_stackoverflow) | 1976-10-01 |
| SE392718B (sv) | 1977-04-18 |
| TR19415A (tr) | 1979-03-01 |
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