KR850006167A - 비철금속 용해로용 고알루미나질 내화재 - Google Patents
비철금속 용해로용 고알루미나질 내화재 Download PDFInfo
- Publication number
- KR850006167A KR850006167A KR1019840001501A KR840001501A KR850006167A KR 850006167 A KR850006167 A KR 850006167A KR 1019840001501 A KR1019840001501 A KR 1019840001501A KR 840001501 A KR840001501 A KR 840001501A KR 850006167 A KR850006167 A KR 850006167A
- Authority
- KR
- South Korea
- Prior art keywords
- high alumina
- melting furnace
- metal melting
- nonferrous metal
- alumina refractory
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims description 5
- 239000002184 metal Substances 0.000 title claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title claims description 4
- 230000008018 melting Effects 0.000 title claims 2
- 238000002844 melting Methods 0.000 title claims 2
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims 1
- 229910002091 carbon monoxide Inorganic materials 0.000 claims 1
- 239000011819 refractory material Substances 0.000 claims 1
- 239000011343 solid material Substances 0.000 claims 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000035515 penetration Effects 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
- C04B35/10—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 aluminium oxide
-
- 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
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 고알루미나질 골재중의 산화알루미늄량과 침식율과의 관계를 나타낸 그래프.
제2도 및 제3도는 질화규소량과 용탕침투량과의 관계를 나타낸 그래프.
Claims (1)
- 산화알루미늄을 60중량% 이상 함유하는 고알루미나질골재의 입자를 주성분으로 하고, 질화규소의 입자 5∼25중량% 및 비철금속의 용탕과 반응하여 일산화탄소를 발생하는 고체물질의 입자 3∼12중량%를 포함하는 것을 특징으로 하는 비철금속용해로용 고알루미나질 내화재.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019840001501A KR910002576B1 (ko) | 1984-03-23 | 1984-03-23 | 비철금속용해로용 고알루미나질 내화재 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019840001501A KR910002576B1 (ko) | 1984-03-23 | 1984-03-23 | 비철금속용해로용 고알루미나질 내화재 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR850006167A true KR850006167A (ko) | 1985-10-02 |
| KR910002576B1 KR910002576B1 (ko) | 1991-04-27 |
Family
ID=19233279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019840001501A KR910002576B1 (ko) | 1984-03-23 | 1984-03-23 | 비철금속용해로용 고알루미나질 내화재 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR910002576B1 (ko) |
-
1984
- 1984-03-23 KR KR1019840001501A patent/KR910002576B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR910002576B1 (ko) | 1991-04-27 |
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| A201 | Request for examination | ||
| G160 | Decision to publish patent application | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 19930914 Year of fee payment: 4 |
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| LAPS | Lapse due to unpaid annual fee |