KR910700212A - 금속함침 내화물 및 그 제조방법 - Google Patents

금속함침 내화물 및 그 제조방법

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Publication number
KR910700212A
KR910700212A KR1019900702082A KR900702082A KR910700212A KR 910700212 A KR910700212 A KR 910700212A KR 1019900702082 A KR1019900702082 A KR 1019900702082A KR 900702082 A KR900702082 A KR 900702082A KR 910700212 A KR910700212 A KR 910700212A
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metal
refractory
porous body
volume
impregnated
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KR1019900702082A
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English (en)
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KR970009995B1 (ko
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노리지 누마따
마고또 이이야마
노보루 무라가미
모또노부 고바야시
하루요시 다나베
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야마시로 요시나리
니홍 고오강 가부시끼가이샤
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Publication of KR910700212A publication Critical patent/KR910700212A/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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
    • C04B41/51—Metallising, e.g. infiltration of sintered ceramic preforms with molten metal
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • 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
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
    • C04B38/063—Preparing or treating the raw materials individually or as batches
    • C04B38/0635—Compounding ingredients
    • C04B38/0645—Burnable, meltable, sublimable materials
    • C04B38/065—Burnable, meltable, sublimable materials characterised by physical aspects, e.g. shape, size or porosity
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
    • C04B41/51—Metallising, e.g. infiltration of sintered ceramic preforms with molten metal
    • C04B41/5133—Metallising, e.g. infiltration of sintered ceramic preforms with molten metal with a composition mainly composed of one or more of the refractory metals
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
    • C04B41/51—Metallising, e.g. infiltration of sintered ceramic preforms with molten metal
    • C04B41/5144—Metallising, e.g. infiltration of sintered ceramic preforms with molten metal with a composition mainly composed of one or more of the metals of the iron group
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/60—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone
    • C04B41/61—Coating or impregnation
    • C04B41/65—Coating or impregnation with inorganic materials
    • C04B41/69—Metals
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81—Coating or impregnation
    • C04B41/85—Coating or impregnation with inorganic materials
    • C04B41/88—Metals
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/0087—Uses not provided for elsewhere in C04B2111/00 for metallurgical applications
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12486—Laterally noncoextensive components [e.g., embedded, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249955—Void-containing component partially impregnated with adjacent component
    • Y10T428/249956—Void-containing component is inorganic
    • Y10T428/249957—Inorganic impregnant
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249967—Inorganic matrix in void-containing component
    • Y10T428/24997—Of metal-containing material

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Fireproofing Substances (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)

Abstract

내용 없음.

Description

금속함침 내화물 및 그 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도―제3도는 기공형상을 나타내는 모식도,
제4도는 최소입자지름 및 최대 입자지름과 평균 기공지름의 관계를 나타내는 그래프.

Claims (11)

  1. 용응물에 직접 또는 간접으로 접촉하여 이용되는 금속함침내화물에 있어서, MgO 또는 Al2O3를 주체로 하는 내화성 물질에서 형성되고, 외부에 관통하는 개기공(pore)을 적어도 4 체적% 함유하는 다공체에 철, 크롬, 및 니켈로 되는 무리에서 선택된 1종류 이상의 금속 주체로 하는 금속 또는 합금을 상기 개기공의 25체적%이상에 대하여 함침시킨 것을 특징으로 하는 금속함침 내화물.
  2. 제1항에 있어서, MgO를 주체로 하는 내화성물질에서 형성된 다공체가 다른 성분으로서 Cr2O3, Al2O3, ZrO2, 및 SiO2로 되는 무리에서 선택된 1종류 이상의 성분을 함유하는 소성되는 것을 특징으로 하는 금속함침 내화물.
  3. 제1항에 있어서, MgO을 주체로 하는 내화성물질에서 형성된 다공체가 다른 성분으로 CaO, ZrO2, SiO2로 되는 무리에서 선택된 1종류 이상의 성분을 함유하는 것을 특징으로 하는 금속함침 내화물.
  4. 제1항에 있어서, Al2O3를 주체로 하는 내화성물질에서 형성된 다공체가 다른 성분으로서 MgO, ZrO2, 및 SiO2로 되는 무리에서 선택된 1종류 이상의 성분을 함유하는 것을 특징으로 하는 금속함침 내화물.
  5. 제1항에 있어서, 다공체에 함유되는 개기공의 25체적 % 이상이 10∼3000㎛의 범위의 기공지름으로 형성되는 것을 특징으로 하는 금속함침 내화물.
  6. 제1항에 있어서, 다공체가 5―20체적 %의 비율로, 입경이 30―300㎛의 범위의 금속입자를 함유하는 것을 특징으로 하는 금속함침 내화물.
  7. 제1항에 있어서, 다공체가 원료에 입경이 44―10000㎛의 범위의 내화성입자를 이용하여 형성되는 것을 특징으로 하는 금속함침 내화물.
  8. 제1항에 있어서, 다공체가 가열에 의해 열분해 또는 반응하여 체적감소하는 성질을 가지고, 입경이 30―3000㎛의 범위의 열체적 감소성 입자를 5―50체적 %의 비율로 내화성 입자의 원료에 혼합되고, 이 혼합물을 형성하고, 가열하여 얻어진 것을 특징으로 하는 금속함침 내화물.
  9. 제1항에 있어서, 다공체가 가열에 의해 열분해 또는 반응하여 체적감소하는 성질을 가지고, 지름이 30―30000㎛의 범위로, 길이가 1000―3000㎛의 범위의 열체적 감소성 섬유체를 5―50체적의 비율로 내화성 입자의 원료에 혼합되고, 이 혼합물을 형성하고, 가열하여 얻어진 것을 특징으로 하는 금속함침 내화물.
  10. MgO 또는 Al2O3를 주체로 하는 내화성물질에서 형성 되고, 외부로 관통하는 개기공(pore)을 적어도 4체적 % 함유하는 다공체를 함침할 금속의 융점이상의 온도로 가열하는 가열공정과, 가열된 다공체에 함유되는 가스를 100토 이하까지 탈기하는 탈기공정과, 탈기된 다공체를 용융금속욕에 침청하는 침청공정과, 용융금속욕내의 용융금속을 절대압 1―100㎏/㎠의 범위의 압력으로 가압하고, 다공체의 개기공에 용융금속을 침입시키는 가압공정과, 그후 성형체를 용융금속욕에서 꺼내어 서냉하는 서냉공정을 가지는 것을 특징으로 하는 금속 함침내화물의 제조방법.
  11. 제10항에 있어서, 가압공정에 있어서, 가압력에 용응금속의 정수압을 이용하는 것을 특징으로 하는 금속함침 내화물의 제조방법.
    ※참고사항:최초출원 내용에 의하여 공개하는 것임.
KR1019900702082A 1989-01-20 1990-01-20 금속함침 내화물 및 그 제조 방법 KR970009995B1 (ko)

Applications Claiming Priority (25)

Application Number Priority Date Filing Date Title
JP1161989 1989-01-20
JP1-11619 1989-01-20
JP1-15518 1989-01-25
JP1-15516 1989-01-25
JP1551889 1989-01-25
JP1551689 1989-01-25
JP1-15517 1989-01-25
JP1551789 1989-01-25
JP1-49429 1989-03-01
JP4942989 1989-03-01
JP8362389 1989-03-31
JP8362289 1989-03-31
JP1-83622 1989-03-31
JP1-83623 1989-03-31
JP1-93619 1989-04-13
JP9362089 1989-04-13
JP9361989 1989-04-13
JP1-93620 1989-04-13
JP1-150197 1989-06-13
JP15019789 1989-06-13
JP23582589 1989-09-13
JP23582489 1989-09-13
JP1-235824 1989-09-13
JP1-235825 1989-09-13
PCT/JP1990/000066 WO1990008114A1 (en) 1989-01-20 1990-01-20 Metal-impregnated refractory and production thereof

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KR910700212A true KR910700212A (ko) 1991-03-14
KR970009995B1 KR970009995B1 (ko) 1997-06-20

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US (1) US5523150A (ko)
EP (1) EP0454847B1 (ko)
JP (1) JP2900605B2 (ko)
KR (1) KR970009995B1 (ko)
AT (1) ATE123011T1 (ko)
DE (1) DE69019733T2 (ko)
WO (1) WO1990008114A1 (ko)

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JPH0646988A (ja) * 1992-07-30 1994-02-22 Fuji Photo Optical Co Ltd 内視鏡の湾曲操作装置

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DE69019733T2 (de) 1996-01-11
KR970009995B1 (ko) 1997-06-20
EP0454847B1 (en) 1995-05-24
EP0454847A1 (en) 1991-11-06
DE69019733D1 (de) 1995-06-29
JP2900605B2 (ja) 1999-06-02
EP0454847A4 (en) 1991-12-11
WO1990008114A1 (en) 1990-07-26
US5523150A (en) 1996-06-04
ATE123011T1 (de) 1995-06-15

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