KR890009806A - 내침식성 및 내산화성이 우수한 흑연질 내화물 제조방법 - Google Patents

내침식성 및 내산화성이 우수한 흑연질 내화물 제조방법 Download PDF

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Publication number
KR890009806A
KR890009806A KR1019870015091A KR870015091A KR890009806A KR 890009806 A KR890009806 A KR 890009806A KR 1019870015091 A KR1019870015091 A KR 1019870015091A KR 870015091 A KR870015091 A KR 870015091A KR 890009806 A KR890009806 A KR 890009806A
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KR
South Korea
Prior art keywords
weight
excellent corrosion
resistance
graphite refractory
corrosion resistance
Prior art date
Application number
KR1019870015091A
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English (en)
Other versions
KR890004287B1 (ko
Inventor
이석근
김의훈
Original Assignee
정명식
포항종합제철 주식회사
박태준
재단법인 산업과학기술연구소
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 정명식, 포항종합제철 주식회사, 박태준, 재단법인 산업과학기술연구소 filed Critical 정명식
Priority to KR1019870015091A priority Critical patent/KR890004287B1/ko
Publication of KR890009806A publication Critical patent/KR890009806A/ko
Application granted granted Critical
Publication of KR890004287B1 publication Critical patent/KR890004287B1/ko

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    • 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
    • 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
    • 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

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  • 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)
  • Ceramic Products (AREA)

Abstract

내용 없음

Description

내침식성 및 내산화성이 우수한 흑연질 내화물 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 A12O3-SiO2-B2O2-Na2O 계 복합산화물의 온도증가에 따른 젖음각(Wetting angle) 변화추이.
제 2 도는 각 시편에 있어서 온도에 따른 내산화성을 나타낸 그래프.
제 3 도는 내침식성을 나타낸 그래프.
제 4 도는 내침식성 시험용 고주파 유도용해로의 단면도.
제 5 도는 용융온도 900℃인 복합산화물 첨가량과 내침식성과의 관계를 나타낸 그래프이다.

Claims (1)

  1. 알루미나, 탄소, 탄화규소의 합계량이 중량으로 80% 이상인 Al2O3-SiC-C 질 내화물에 있어서, 분석치로 성분이 SiO237-55중량%, B2O318-38중량%, Al2O36-16중량%, Na2O 10-20중량%로 구성된 복합산화물을 전체 중량의 0.5-4중량% 함유시킨 것을 특징으로하는 내침식성 및 내산화성이 우수한 흑연질 내화물 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870015091A 1987-12-28 1987-12-28 내침식성 및 내산화성이 우수한 흑연질 내화물 제조방법 KR890004287B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019870015091A KR890004287B1 (ko) 1987-12-28 1987-12-28 내침식성 및 내산화성이 우수한 흑연질 내화물 제조방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019870015091A KR890004287B1 (ko) 1987-12-28 1987-12-28 내침식성 및 내산화성이 우수한 흑연질 내화물 제조방법

Publications (2)

Publication Number Publication Date
KR890009806A true KR890009806A (ko) 1989-08-04
KR890004287B1 KR890004287B1 (ko) 1989-10-30

Family

ID=19267445

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870015091A KR890004287B1 (ko) 1987-12-28 1987-12-28 내침식성 및 내산화성이 우수한 흑연질 내화물 제조방법

Country Status (1)

Country Link
KR (1) KR890004287B1 (ko)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100446898B1 (ko) * 1999-12-21 2004-09-04 주식회사 포스코 알시카 내화벽돌 조성물
KR100490988B1 (ko) * 2000-12-20 2005-05-24 주식회사 포스코 내산화성이 우수한 Ａｌ2Ｏ3-ＳｉＣ-Ｃ계 내화재 조성물
KR100804961B1 (ko) * 2001-12-21 2008-02-20 주식회사 포스코 장입래들용 알시카질 내화벽돌 조성물

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100446898B1 (ko) * 1999-12-21 2004-09-04 주식회사 포스코 알시카 내화벽돌 조성물
KR100490988B1 (ko) * 2000-12-20 2005-05-24 주식회사 포스코 내산화성이 우수한 Ａｌ2Ｏ3-ＳｉＣ-Ｃ계 내화재 조성물
KR100804961B1 (ko) * 2001-12-21 2008-02-20 주식회사 포스코 장입래들용 알시카질 내화벽돌 조성물

Also Published As

Publication number Publication date
KR890004287B1 (ko) 1989-10-30

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Free format text: OPPOSITION NUMBER: 001989000465; OPPOSITION DATE: 19891227