KR900000771B1 - 세라믹 필터 및 그를 이용한 용융철의 여과방법 - Google Patents
세라믹 필터 및 그를 이용한 용융철의 여과방법 Download PDFInfo
- Publication number
- KR900000771B1 KR900000771B1 KR1019850000937A KR850000937A KR900000771B1 KR 900000771 B1 KR900000771 B1 KR 900000771B1 KR 1019850000937 A KR1019850000937 A KR 1019850000937A KR 850000937 A KR850000937 A KR 850000937A KR 900000771 B1 KR900000771 B1 KR 900000771B1
- Authority
- KR
- South Korea
- Prior art keywords
- filter
- ceramic
- ceramic filter
- inlet plate
- molten
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C1/00—Refining of pig-iron; Cast iron
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2068—Other inorganic materials, e.g. ceramics
- B01D39/2093—Ceramic foam
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
- C22B9/023—By filtering
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Metallurgy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Filtering Materials (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Filtration Of Liquid (AREA)
Abstract
Description
Claims (19)
- 제1항에 있어서, 고 용융 세라믹 필터가 탄화규소, 알루미나 및 이산화규소로부터 선택되는 것을 특징으로 하는 세라믹 필터.
- 제1항에 있어서, 탄화규소 20 내지 70 중량%, 산화알루미늄 10 내지 40중량%, 산화규소 2 내지 20중량% 및 내화성 무기 결합제 10 내지 30중량%로 구성된 세라믹 필터.
- 제3항에 있어서, 내화성 무기 결합제가 모노 알루미늄 인산염 및 모노 크롬 인산염으로부터 선택되는 것을 특징으로 하는 세라믹 필터.
- 제4항에 있어서, 탄화규소 30 내지 60% 및 알루미나 10 내지 30중량%를 포함하는 것을 특징으로 하는 세라믹 필터.
- 제1항에 있어서, 필터 체적에 대한 필터 표면적비가 약 0.01 내지 0.9㎡/㎤인 것을 특징으로 하는 세라믹 필터.
- 제1항에 있어서, 특수 필터 저항이 약 0.4 바아 -㎝인 것을 특징으로 하는 세라믹 필터.
- 제1항에 있어서, 유입판이 약 35 내지 95%의 기공률을 갖는 것을 특징으로 하는 세라믹 필터.
- 제1항에 있어서, 유입판이 약 70 내지 95%의 기공률을 갖는 것을 특징으로 하는 세라믹 필터.
- 제1항에 있어서, 필터의 외부 표면 근처에서의 체적 밀도가 내부에서의 체적 밀도에 약 1.2 내지 10배인 것을 특징으로 하는 세라믹 필터.
- 제10항에 있어서, 필터의 외부 표면 근처에서의 체적 밀도가 프레임 내에서 필터를 밀봉함으로써 더 커지는 것을 특징으로 하는 세라믹 필터.
- 제11항에 있어서, 프레임이 유기적으로 설치되고 내화성 과립 물질 및 금속으로부터 선택된 물질로 이루어지는 것을 특징으로 하는 세라믹 필터.
- 제10항에 있어서, 필터의 외부 표면 근처에서의 체적 밀도가 수성 세라믹 슬러리로 이미 함침 및 건조된 세라믹 필터를 재함침 시킴으로써 더 커지는 것을 특징으로 하는 세라믹 필터.
- (a) 유동성의 용융된 철을 만들고; (b) 개방 쎌 포옴 구조, 필터의 서로 다른 부분에 대한 가연성 체적 밀도, 및 용융된 주조철을 여과하기 위한 1종 이상의 유입면을 갖고 고 용융 세라믹 물질로 이루어지고, 세라믹 필터가 필터 체적에 대한 필터 표면적비 약 0.0003 내지 9㎡/㎤, 5㎥/hr의 유속에서 특수 필터 저항 약 0.1 내지 0.9 바아 -㎝, 관계식에 따른 필터의 특수 저항 ρ, 필터 길이 l 및 유입판 F의 표면적에 따라 좌우되는 필터에 걸친 압력 강하 ΔP를 갖는 세라믹 필터를 용융철이 가장 높은 운동 에너지를 갖는 위치 근처의 주조장치에 놓고; (c) 용융철을 필터의 유입판에 의해 접선 방향으로 흐르게 하는 단계로 구성됨을 특징으로 하는 용융철의 여과방법.
- 제14항에 있어서, 용융철이 유입판에 대해 평행방향에서 필터의 유입판에 의해 먼저 접선 방향으로 흐르게 한 다음 유입판의 전방에서 직접 난류를 형성하도록 편향되는 것을 특징으로 하는 방법.
- 제14항에 있어서, 유입판이 용융철의 흐름방향과 약 0 내지 90°의 각도로 향해 있는 것을 특징으로 하는 방법.
- 제16항에 있어서, 배향각이 약 0 내지 79°인 것을 특징으로 하는 방법.
- 제17항에 있어서, 배향각이 약 0°인 것을 특징으로 하는 방법.
- 제14항에 있어서, 주조 공정동안 필터에 걸친 압력 손실이 유지되는 것을 특징으로 하는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH731/84-6 | 1984-02-15 | ||
CH731/84A CH655328A5 (de) | 1984-02-15 | 1984-02-15 | Keramikfilter. |
Publications (2)
Publication Number | Publication Date |
---|---|
KR850007094A KR850007094A (ko) | 1985-10-30 |
KR900000771B1 true KR900000771B1 (ko) | 1990-02-16 |
Family
ID=4193873
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019850000937A KR900000771B1 (ko) | 1984-02-15 | 1985-02-15 | 세라믹 필터 및 그를 이용한 용융철의 여과방법 |
Country Status (13)
Country | Link |
---|---|
US (1) | US4713180A (ko) |
JP (2) | JPS60197829A (ko) |
KR (1) | KR900000771B1 (ko) |
AU (1) | AU572958B2 (ko) |
BR (1) | BR8500667A (ko) |
CA (1) | CA1264544A (ko) |
CH (1) | CH655328A5 (ko) |
DE (1) | DE8432011U1 (ko) |
ES (1) | ES8602954A1 (ko) |
FI (1) | FI78248C (ko) |
IN (1) | IN164331B (ko) |
MX (1) | MX171097B (ko) |
ZA (1) | ZA851079B (ko) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2599990B1 (fr) * | 1986-03-19 | 1993-03-26 | Ceramiques Composites | Filtre pour metaux liquides a base de materiau ceramique alveolaire, son procede de preparation et son application a la filtration de metaux ou d'alliages liquides de tres haut point de fusion |
US5177035A (en) * | 1986-06-27 | 1993-01-05 | The Carborundum Company | Molten metal filter and method for making same |
US5028036A (en) * | 1986-06-27 | 1991-07-02 | The Carborundum Company | Filter for molten ferrous metal |
JPH0747099B2 (ja) * | 1986-08-20 | 1995-05-24 | 東芝セラミツクス株式会社 | セラミツクフイルタ |
US4885263A (en) * | 1987-03-23 | 1989-12-05 | Swiss Aluminium Ltd. | Ceramic foam filter and process for preparing same |
JPS63169969U (ko) * | 1987-04-24 | 1988-11-04 | ||
US4802527A (en) * | 1987-11-16 | 1989-02-07 | Swiss Aluminum Ltd. | Apparatus for casting molten metal |
DE3887979T2 (de) * | 1988-03-17 | 1994-06-01 | Bazet Ceramiques Tech | Filtermembran und Verfahren zu deren Herstellung. |
CH679746A5 (ko) * | 1989-01-11 | 1992-04-15 | Fischer Ag Georg | |
US5190897A (en) * | 1989-08-08 | 1993-03-02 | Foseco International Limited | Ceramic foam filters |
US5104540A (en) * | 1990-06-22 | 1992-04-14 | Corning Incorporated | Coated molten metal filters |
US5785851A (en) * | 1996-08-23 | 1998-07-28 | Vesuvius Crucible Company | High capacity filter |
DE69823473T2 (de) * | 1997-11-18 | 2005-04-07 | Bridgestone Corp. | Keramische Filter, Filtereinrichtung und Verfahren zum Filtrieren von Metallschmelzen |
KR100463921B1 (ko) * | 2002-03-19 | 2004-12-30 | 박경순 | 알루미나계 주물용 세라믹 필터 및 그 제조방법 |
US7434584B2 (en) * | 2002-03-22 | 2008-10-14 | Vaporgenie, Llc | Vaporization pipe with flame filter |
EP1410861A1 (de) * | 2002-10-10 | 2004-04-21 | Gustav Ohnsmann | Metallschmelzengefäss |
US20060091070A1 (en) | 2004-10-28 | 2006-05-04 | Aufderheide Ronald C | Filters made from chemical binders and microspheres |
US8186420B2 (en) * | 2009-04-01 | 2012-05-29 | Foseco International Limited | Mould for metal casting and method using same |
US20130025815A1 (en) * | 2011-07-29 | 2013-01-31 | Nibouar F Andrew | Down sprue core for use in casting railcar coupler knuckles |
KR101321510B1 (ko) * | 2011-12-13 | 2013-10-22 | 호원대학교산학협력단 | 살균기능을 갖춘 양변기커버 |
EP3319706B1 (en) | 2015-07-08 | 2020-12-09 | Entegris, Inc. | High pressure filter |
CN108380824A (zh) * | 2018-03-15 | 2018-08-10 | 郑州郑飞锻铸有限责任公司 | 熔模铸造铝铜合金浇注系统 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4856521A (ko) * | 1971-11-22 | 1973-08-08 | ||
US3893917A (en) * | 1974-01-02 | 1975-07-08 | Alusuisse | Molten metal filter |
US4024056A (en) * | 1975-07-21 | 1977-05-17 | Swiss Aluminium Ltd. | Filtering of molten metal |
CA1130980A (en) * | 1977-11-25 | 1982-09-07 | Swiss Aluminium Ltd. | Method for the filtration of molten metal |
FR2463816A1 (fr) * | 1979-08-24 | 1981-02-27 | Servimetal | Cartouche pour filtration active et traitement des metaux et alliages liquides |
US4265659A (en) * | 1979-10-09 | 1981-05-05 | Swiss Aluminium Ltd. | Molten metal filter |
JPS574693A (en) * | 1980-06-10 | 1982-01-11 | Onkyo Corp | Truncated circular cone type metallic diaphragm |
US4413813A (en) * | 1980-10-24 | 1983-11-08 | Olin Corporation | Disposable bed filter apparatus |
US4343704A (en) * | 1981-01-22 | 1982-08-10 | Swiss Aluminium Ltd. | Ceramic foam filter |
AU8209382A (en) * | 1981-03-27 | 1982-10-19 | G. Fischer A.G. | Ceramic filter, method for manufacturing and using this filter |
WO1982003339A1 (en) * | 1981-03-27 | 1982-10-14 | Hofmann Franz | Ceramic filter,method for manufacturing and utilizing this filter |
US4504392A (en) * | 1981-04-23 | 1985-03-12 | Groteke Daniel E | Apparatus for filtration of molten metal |
US4394271A (en) * | 1981-04-23 | 1983-07-19 | Groteke Daniel E | Apparatus and method for filtration of molten metal |
US4494985A (en) * | 1983-01-07 | 1985-01-22 | Allied Corporation | Filtration of inclusions from molten metal alloy |
AU2419484A (en) * | 1983-02-11 | 1984-08-30 | Schweizerische Aluminium Ag | Keramischer, mit poren versehener filterkorper und ein verfahren zum herstellen desselben |
US4964993A (en) * | 1984-10-16 | 1990-10-23 | Stemcor Corporation | Multiple-use molten metal filters |
-
1984
- 1984-02-15 CH CH731/84A patent/CH655328A5/de not_active IP Right Cessation
- 1984-11-02 DE DE19848432011U patent/DE8432011U1/de not_active Expired
-
1985
- 1985-01-30 IN IN60/CAL/85A patent/IN164331B/en unknown
- 1985-02-04 MX MX204231A patent/MX171097B/es unknown
- 1985-02-11 AU AU38611/85A patent/AU572958B2/en not_active Ceased
- 1985-02-11 CA CA000474021A patent/CA1264544A/en not_active Expired - Fee Related
- 1985-02-13 US US06/701,135 patent/US4713180A/en not_active Expired - Lifetime
- 1985-02-13 ZA ZA851079A patent/ZA851079B/xx unknown
- 1985-02-13 BR BR8500667A patent/BR8500667A/pt not_active IP Right Cessation
- 1985-02-14 ES ES540396A patent/ES8602954A1/es not_active Expired
- 1985-02-14 FI FI850622A patent/FI78248C/fi not_active IP Right Cessation
- 1985-02-14 JP JP60025359A patent/JPS60197829A/ja active Pending
- 1985-02-15 KR KR1019850000937A patent/KR900000771B1/ko not_active IP Right Cessation
-
1990
- 1990-05-14 JP JP1990049155U patent/JPH0519176Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA1264544A (en) | 1990-01-23 |
CH655328A5 (de) | 1986-04-15 |
ZA851079B (en) | 1985-10-30 |
JPH0519176Y2 (ko) | 1993-05-20 |
AU3861185A (en) | 1985-08-22 |
FI78248C (fi) | 1989-07-10 |
JPH034367U (ko) | 1991-01-17 |
KR850007094A (ko) | 1985-10-30 |
FI78248B (fi) | 1989-03-31 |
FI850622A0 (fi) | 1985-02-14 |
ES540396A0 (es) | 1985-12-01 |
AU572958B2 (en) | 1988-05-19 |
BR8500667A (pt) | 1985-10-01 |
JPS60197829A (ja) | 1985-10-07 |
ES8602954A1 (es) | 1985-12-01 |
US4713180A (en) | 1987-12-15 |
DE8432011U1 (de) | 1985-02-07 |
FI850622L (fi) | 1985-08-16 |
IN164331B (ko) | 1989-02-25 |
MX171097B (es) | 1993-09-29 |
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Payment date: 19980126 Year of fee payment: 9 |
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EXTG | Ip right invalidated |