KR100262670B1 - 내산화성과열간강도가개선된탄소함유내화물의산화방지용피복금속분말제조방법 - Google Patents
내산화성과열간강도가개선된탄소함유내화물의산화방지용피복금속분말제조방법 Download PDFInfo
- Publication number
- KR100262670B1 KR100262670B1 KR1019970072386A KR19970072386A KR100262670B1 KR 100262670 B1 KR100262670 B1 KR 100262670B1 KR 1019970072386 A KR1019970072386 A KR 1019970072386A KR 19970072386 A KR19970072386 A KR 19970072386A KR 100262670 B1 KR100262670 B1 KR 100262670B1
- Authority
- KR
- South Korea
- Prior art keywords
- metal powder
- carbon
- melt
- oxidation
- coating
- 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 - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/102—Metallic powder coated with organic material
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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
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
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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)
- Ceramic Products (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
Description
Claims (2)
- 마그네시아, 알루미나, 스피넬 등의 1종 이상의 무기물 내화원료에 탄소가 첨가되어 구성되는 탄소함유 내화물에 산화방지제로 첨가하는 금속 분말의 조기 산화를 억제하기 위하여 금속 분말의 표면을 피복하는데 있어서, 콜타르 핏치 50-80중량% 및 페놀 수지 20-50중량%의 혼합물을 용융시키는 단계; 및 상기 용융물에 금속분말을 용융물; 금속 분말이 1:0.2-1중량비가 되도록 첨가, 분산시켜 금속분말을 용융물로 피복하는 단계; 로 이루어지는 내산화성과 열간 강도가 개선된 탄소함유 내화물의 산화방지용 피복금속분말 제조방법.
- 제1항에 있어서, 상기 콜타르 핏치와 페놀 수지 혼합물을 용융시킨 다음, B4C 및 SiC의 산화방지제를 용융물의 중량을 기준으로 용융물: 산화방지제가 1:0.2-1중량비가 되도록 첨가하는 단계를 포함함을 특징으로 하는 피복 금속분말 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970072386A KR100262670B1 (ko) | 1997-12-23 | 1997-12-23 | 내산화성과열간강도가개선된탄소함유내화물의산화방지용피복금속분말제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970072386A KR100262670B1 (ko) | 1997-12-23 | 1997-12-23 | 내산화성과열간강도가개선된탄소함유내화물의산화방지용피복금속분말제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990052855A KR19990052855A (ko) | 1999-07-15 |
KR100262670B1 true KR100262670B1 (ko) | 2000-08-01 |
Family
ID=19528273
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970072386A Expired - Fee Related KR100262670B1 (ko) | 1997-12-23 | 1997-12-23 | 내산화성과열간강도가개선된탄소함유내화물의산화방지용피복금속분말제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100262670B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20170003744U (ko) | 2016-04-21 | 2017-10-31 | 신승호 | 집어캡슐 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030053258A (ko) * | 2001-12-22 | 2003-06-28 | 주식회사 포스코 | 고내용성 내화 몰탈 조성물 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56134571A (en) * | 1980-03-26 | 1981-10-21 | Kyushu Refractories | Refractories containing metal sheet-clad carbon |
-
1997
- 1997-12-23 KR KR1019970072386A patent/KR100262670B1/ko not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56134571A (en) * | 1980-03-26 | 1981-10-21 | Kyushu Refractories | Refractories containing metal sheet-clad carbon |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20170003744U (ko) | 2016-04-21 | 2017-10-31 | 신승호 | 집어캡슐 |
Also Published As
Publication number | Publication date |
---|---|
KR19990052855A (ko) | 1999-07-15 |
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