RO91092B1 - Procedeu de obtinere a unei compozitii refractare cu continut de al2o3 pentru obtinerea pieselor super-refractare - Google Patents
Procedeu de obtinere a unei compozitii refractare cu continut de al2o3 pentru obtinerea pieselor super-refractareInfo
- Publication number
- RO91092B1 RO91092B1 RO116564A RO11656484A RO91092B1 RO 91092 B1 RO91092 B1 RO 91092B1 RO 116564 A RO116564 A RO 116564A RO 11656484 A RO11656484 A RO 11656484A RO 91092 B1 RO91092 B1 RO 91092B1
- Authority
- RO
- Romania
- Prior art keywords
- refractory
- preparing
- members
- composition
- making super
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title abstract 4
- 238000004519 manufacturing process Methods 0.000 title 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 3
- 229910052593 corundum Inorganic materials 0.000 abstract 2
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 abstract 2
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 2
- 230000003213 activating effect Effects 0.000 abstract 1
- 235000013871 bee wax Nutrition 0.000 abstract 1
- 239000012166 beeswax Substances 0.000 abstract 1
- SISAYUDTHCIGLM-UHFFFAOYSA-N bromine dioxide Inorganic materials O=Br=O SISAYUDTHCIGLM-UHFFFAOYSA-N 0.000 abstract 1
- 238000005266 casting Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 235000021388 linseed oil Nutrition 0.000 abstract 1
- 239000000944 linseed oil Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 125000000619 oxo-lambda(3)-bromanyloxy group Chemical group *OBr=O 0.000 abstract 1
- 239000012188 paraffin wax Substances 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
- 230000002194 synthesizing effect Effects 0.000 abstract 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
Abstract
Inventia se refera la un procedeu de obtinere a unei compozitii refractare pentru obtinerea pieselor super-refractare cu continut de Al2o3, omogenizarea unui amestec de materii prime încalzirea acestuia si turnarea sub presiune, deparafinare si sintetizare la temperaturi de 1700-1800 degree C. La turnare se utilizeaza in amestec constituit din alumina activa, sinter pe baza de Al2O3, cu adaosuri de BrO2 si sau Cr2O3 care se omogenizeaza uscat activandu-se cu ulei de in adaugandu-se în final parafina si ceara de albine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO116564A RO91092B1 (ro) | 1984-12-07 | 1984-12-07 | Procedeu de obtinere a unei compozitii refractare cu continut de al2o3 pentru obtinerea pieselor super-refractare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO116564A RO91092B1 (ro) | 1984-12-07 | 1984-12-07 | Procedeu de obtinere a unei compozitii refractare cu continut de al2o3 pentru obtinerea pieselor super-refractare |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO91092A2 RO91092A2 (ro) | 1987-02-27 |
| RO91092B1 true RO91092B1 (ro) | 1987-02-28 |
Family
ID=20115971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO116564A RO91092B1 (ro) | 1984-12-07 | 1984-12-07 | Procedeu de obtinere a unei compozitii refractare cu continut de al2o3 pentru obtinerea pieselor super-refractare |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO91092B1 (ro) |
-
1984
- 1984-12-07 RO RO116564A patent/RO91092B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO91092A2 (ro) | 1987-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| MA24656A1 (fr) | Additifs de traitement ameliores pour ciments hydrauliques | |
| ATE113629T1 (de) | Polysiloxazane, verfahren zu deren herstellung und deren anwendung als vorläufer für keramische materialien. | |
| DE3883723D1 (de) | Polysilazane, Verfahren zu ihrer Herstellung und Verfahren zur Herstellung von Siliziumnitrid enthaltenden keramischen Materiallen. | |
| RO91092B1 (ro) | Procedeu de obtinere a unei compozitii refractare cu continut de al2o3 pentru obtinerea pieselor super-refractare | |
| EP0315907A3 (de) | Polysilazane, Verfahren zu ihrer Herstellung, sowie die Herstellung Siliziumnitrid enthaltender keramischer Materialen. | |
| NO854991L (no) | Fremgangsmaate for anvendelse av slagg fra ferrolegeringsfremstilling. | |
| ATE58745T1 (de) | Verfahren zur herstellung von siliciumcarbid. | |
| FR2431467A2 (fr) | Perfectionnements aux mortiers d'argile-ciment, a leurs procedes de preparation et de mise en oeuvre et aux produits obtenus a l'aide de ces mortiers | |
| DE3873542D1 (de) | Gasdurchlaessiger poroeser koerper, dessen herstellung sowie druckgiessform. | |
| DE68911813D1 (de) | Verfahren zur Herstellung von keramischen Materialien für den Verbundguss. | |
| SU404813A1 (ro) | ||
| SU1512952A1 (ru) | Керамическа масса | |
| SU635063A1 (ru) | Сырьева смесь дл изготовлени асбестоцементных изделий | |
| DE897076C (de) | Verfahren zur Herstellung von saeurebestaendigen, allseits fluessigkeits- und gasdurchlaessigen Baumaterialien | |
| SU1491858A1 (ru) | Сырьева смесь дл изготовлени легкого бетона | |
| SU457590A1 (ru) | Масса дл изготовлени абразивного инструмента | |
| SU1571038A1 (ru) | Сырьева смесь дл изготовлени чеистого бетона | |
| SU608793A1 (ru) | Керамическа масса | |
| SU944730A1 (ru) | Раствор дл обработки керамических литейных форм | |
| SU1230852A1 (ru) | Смазка дл форм | |
| SU1731754A1 (ru) | Сырьева смесь дл получени в жущего | |
| RO94812B1 (ro) | Procedeu de obtinere a miezurilor ceramice | |
| SU1260353A1 (ru) | Сырьева смесь дл изготовлени силикатных изделий | |
| SU653230A1 (ru) | Сырьева смесь дл изготовлени силикатного кирпича | |
| SU833816A1 (ru) | Сырьева смесь дл изготовлени пОРиСТыХ зАпОлНиТЕлЕй |