WO2011127827A1 - 一种用于过滤熔融金属的过滤器及其制造方法 - Google Patents
一种用于过滤熔融金属的过滤器及其制造方法 Download PDFInfo
- Publication number
- WO2011127827A1 WO2011127827A1 PCT/CN2011/072770 CN2011072770W WO2011127827A1 WO 2011127827 A1 WO2011127827 A1 WO 2011127827A1 CN 2011072770 W CN2011072770 W CN 2011072770W WO 2011127827 A1 WO2011127827 A1 WO 2011127827A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- binder
- refractory material
- refractory
- filter
- open
- Prior art date
Links
Classifications
-
- 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
- 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
-
- 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
- C04B38/0615—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 the burned-out substance being a monolitic element having approximately the same dimensions as the final article, e.g. a porous polyurethane sheet or a prepreg obtained by bonding together resin particles
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/08—Special characteristics of binders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/10—Filtering material manufacturing
-
- 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
- C04B2111/00793—Uses not provided for elsewhere in C04B2111/00 as filters or diaphragms
-
- 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
- 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
Definitions
- the invention relates to a filter for filtering molten metal and a method for manufacturing the same, which is submitted to the Chinese Patent Office on April 15, 2010, and the application number is 201010151598.6, and the invention is entitled "a filter for filtering molten metal and The priority of the Chinese Patent Application, the entire disclosure of which is incorporated herein by reference.
- Technical field is submitted to the Chinese Patent Office on April 15, 2010, and the application number is 201010151598.6, and the invention is entitled "a filter for filtering molten metal and The priority of the Chinese Patent Application, the entire disclosure of which is incorporated herein by reference.
- the present invention relates to the field of manufacturing technology of filters, and more particularly to a filter for filtering molten metal and a method of manufacturing the same.
- No. 5,520,823 discloses a filter for filtering only molten aluminum metal.
- the adhesive is made of borosilicate glass.
- the filter includes graphite, a considerable amount of graphite is lost due to sintering in air. The lost carbon limits the use of the filter, which can only be used to filter aluminum metal, not for molten iron and steel metal filtration.
- W00218075 discloses a filter for filtering molten metal, the filter comprising an open-cell porous material comprising refractory particles bonded to an adhesive of a carbon-containing structure in an existing filter.
- the carbon binder improves the high temperature resistance of the filter, and the control range of the carbon binder content is relatively narrow, which is disadvantageous for controlling the content of the binder during processing.
- carbon-containing refractories can withstand higher temperatures of molten metal, prevent metal penetration, have a high strength at high temperatures, and have better thermal shock resistance.
- the carbon adhesive-bonded filter has a low strength at room temperature, and it is easy to absorb moisture, which affects the use of the product at high temperatures. Summary of the invention
- the present invention provides a filter for filtering molten metal and a method of manufacturing the same to improve mechanical properties at room temperature and high temperature strength of the filter.
- the present invention provides the following technical solutions:
- a filter for filtering molten metal comprising: an open-cell porous material, a refractory material, and a binder, the refractory material being bonded to the open-cell porous material by the binder, and the sticking A binder having a weight ratio of the refractory to the refractory material of at least 50%: no more than 50% refractory material.
- the refractory material comprises: zirconium mullite, mullite, corundum powder, clay, pyrophyllite, wollastonite, kyanite, sillimanite, spinel or olivine One or more.
- the binder comprises: carbon black, graphite, carbon, asphalt, tar, synthetic asphalt, synthetic resin, natural resin, anthracite, aluminum dihydrogen phosphate, aluminum sol, silica gel, One or more of silica sol, PVA, white latex, dextrin, starch, CMC or MC.
- the binder and the refractory material have a weight ratio of 50% to 70% of binder: 30% to 50% of refractory material.
- the invention also discloses a method for manufacturing a filter for filtering molten metal, comprising: formulating a refractory material, a binder, an additive and a liquid carrier into a slurry;
- binder and the refractory material have a binder ratio of at least 50% by weight: no more than 50% of the refractory material.
- the ratio of the total weight of the refractory material, the binder and the dispersing agent to the weight of the liquid carrier is at least: 70%: 30%.
- the content of the refractory material, the binder and the dispersant is:
- the liquid carrier is water.
- the open-cell porous material is a mesh open-cell polyurethane foam.
- the sintering temperature does not exceed 1150 °C.
- the method before the step of "sintering the open-pored porous material forming the refractory coating layer at the sintering temperature", the method further comprises: drying the refractory coated opening between 100-200 ° C Porous material.
- the refractory material comprises: zirconium mullite, mullite, corundum powder, clay, pyrophyllite, wollastonite, kyanite, sillimanite, spinel or olivine One or more.
- the binder comprises: carbon black, graphite, carbon, asphalt, tar, synthetic asphalt, synthetic resin, natural resin, anthracite, aluminum dihydrogen phosphate, aluminum sol, silicon aluminum rubber, silicon One or more of sol, PVA, white latex, dextrin, starch, CMC or MC.
- the binder and the refractory material have a weight ratio of 50% to 70% binder: 30% to 50% refractory material.
- the use of the refractory material in combination with the refractory material greatly enhances the filter's mechanical performance, thereby increasing the high temperature resistance of the filter, so that the filter can filter molten metal at a severe temperature.
- the mechanical properties such as tensile strength and elongation of the castings filtered by the filter are obviously improved.
- the components selected for filter production are economical and relatively easy to implement during the production process, so the filter is more economical to manufacture.
- PVA English full name: polyvinyl alcohol
- Chinese full name polyvinyl alcohol
- CMC English full name: Carboxyl methyl Cellulose; Chinese full name: sodium carboxymethyl cellulose.
- MC sulfhydryl cellulose.
- Open-celled porous material A type of pore that contains regular, partially regular, irregular or randomly distributed pores in a solid material. These pores are channels of molten metal. These holes may be exchanged in whole or in part or may have multiple channels for the passage of molten metal. The size and shape of the holes themselves can be regular or irregular. For example, the holes may be made up of a series of parallel channels that can pass linearly through the solid material, any desired cross section of the channels, for example, circular, elliptical, triangular interconnected channels, etc., holes similar to natural foam Distribution.
- the preferred open cell porous material is a commercially available reticulated open cell polyurethane foam having a relatively regular distribution. It is well known that such materials can be used as refractory filter manufacturers for filtering molten metal.
- Embodiments of the present invention disclose a filter for filtering molten metal and a method of manufacturing the same to improve the high temperature resistance of the filter and the mechanical properties of the filter.
- the embodiment of the present invention adopts the following technical solution.
- the refractory composition of the filter is mainly changed compared with the prior art, and the corresponding production method is correspondingly improved.
- the above refractory material is mainly selected from one or more of zirconium mullite, mullite, corundum powder, clay, pyrophyllite, wollastonite, kyanite, sillimanite, spinel or olivine.
- the binder is divided into a carbonaceous material and a binder material, and the main function of the binder is to bond the refractory material on the open-cell porous material, and the carbonaceous material is mainly selected from the group consisting of: carbon black, graphite, carbon, asphalt, Tar, synthetic asphalt, synthetic resin, natural resin or anthracite; and the bonding material is mainly selected from the group consisting of aluminum dihydrogen phosphate, aluminum sol, silica gel, silica sol, PVA, white latex, dextrin, starch, CMC or MC.
- the binder to refractory weight ratio is preferably 50% to 70% binder: 30% to 50% refractory material.
- the invention also discloses a method for manufacturing a filter for filtering molten metal, comprising: formulating a refractory material, a binder, an additive and a liquid carrier into a slurry;
- binder and the refractory material have a binder ratio of at least 50% by weight: no more than 50% of the refractory material.
- the weight ratio of the total weight of the refractory material, binder and dispersant to the liquid carrier is at least: 70%: 30%; preferably at least: 75%: 25%; more preferably 80%: 20%.
- refractory, binder and dispersant are:
- the additives are mainly dispersants and active agents, wherein the liquid carrier is water, and may also be decyl alcohol or ethanol.
- the sintering temperature does not exceed 1150 ° C, and more preferably does not exceed 1100 ° C.
- the sintering environment is carried out under an oxygen-deficient atmosphere, for example, in an oxygen-free atmosphere such as nitrogen, argon or vacuum, or in a "reduction atmosphere” such as hydrogen and/or carbon monoxide or gas.
- Sintering is generally carried out in a drying oven or kiln, but other forms of heat may be used for sintering, such as microwaves that are heated at a radio frequency.
- the refractory material comprises: one or more of zirconium mullite, mullite, corundum powder, clay, pyrophyllite, wollastonite, kyanite, sillimanite, spinel or olivine.
- Binders include: carbon black, graphite, carbon, asphalt, tar, synthetic asphalt, synthetic resin, natural resin, anthracite, aluminum dihydrogen phosphate, aluminum sol, silica gel, silica sol, PVA, white latex, dextrin, One or more of starch, CMC or MC. More preferably, the binder to refractory weight ratio is from 50% to 70% binder: from 30% to 50% refractory.
- the refractory material and the carbon material may have a particle size of less than 50 ⁇ , more preferably less than 30 ⁇ , or even less than 20 ⁇ .
- a slurry was prepared by adding 45 wt% corundum powder, 50 wt% carbon, 2 wt% aluminum silica gel, 1.5 wt% dispersant, and 1.5 wt% active agent to water.
- the weight ratio of the total weight of the corundum powder, carbon, aluminum silica gel, dispersant and active agent to water is: 100%: 12%.
- This slurry was used to coat a cut polyurethane foam.
- the foam coated with the slurry was dried, sprayed with a diluted slurry, and then dried, and then sintered at 950 °C.
- the slurry was prepared by mixing a powder and water with a high-efficiency mixer for coating the polyurethane foam.
- the coated foam was dried, coated with a diluted slurry and then dried, and sintered at 1100 °C.
- Water was added to 30% mullite, 47% carbon, 20% high softening point pitch, 2% polyvinyl alcohol, 2% dispersant, and 1.0% active agent.
- the weight ratio of the total weight of mullite powder carbon, high softening point pitch, polyvinyl alcohol, dispersant and active agent to water is: 100%: 20%.
- the slurry is made by mixing mullite powder, carbon, high softening point pitch, polyvinyl alcohol and water with a high efficiency mixer.
- the mixed slurry is used to coat polyurethane foam.
- the coated polyurethane foam was dried, sprayed once with a diluted slurry, and then dried, and sintered at 1,150 ° C in an oxygen-free atmosphere.
- Example 1 8.60 9.77 13.6 569.6 598.1 5
- Example 2 7.33 8.53 10.9 540.0 566.4 4.88
- Example 3 8.40 9.50 13.1 612.0 637.9 4.23
- Example 4 8.60 9.50 10.5 584.7 619.7 5.99 where the weight ratio of refractory to water For: 100%: 22%.
- the slurry is made by mixing various powders and water with a high-efficiency mixer. The mixed slurry is used to form a polyurethane foam. The formed polyurethane foam is dried, sprayed once with a diluted slurry, dried at about 120 ° C, and sintered at 1120 ° C in an oxygen-free atmosphere.
- the filter size of the above four formulations is 50 * 50 * 15mm, and 50kg ZG45 molten steel is filtered at 1650 ° C. The result is The filter withstands the test conditions and the molten steel is filtered as required.
- the tensile strength, elongation and microstructure of the casting have been significantly improved: the tensile strength is increased by 4.0-7.5%, and the elongation is increased by 9.5-15.0%; the metallographic structure of the casting has Greatly improved, the matrix before and after filtration is ferrite and pearlite, and the ferrite in the tissue after filtration is significantly thinner, which is beneficial to the performance improvement.
- Scanning electron microscopic analysis of the fractures of the castings before and after filtration revealed that there was a direct compound inclusion in the unfiltered casting fracture, and the filter was found to have no inclusions in the fracture of the casting.
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- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Filtering Materials (AREA)
- Ceramic Products (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
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Description
Claims
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2787909A CA2787909C (en) | 2010-04-15 | 2011-04-14 | Filter used for filtering molten metal and preparation method thereof |
RU2012132954/05A RU2500456C1 (ru) | 2010-04-15 | 2011-04-14 | Фильтр, используемый для фильтрования расплавленного металла, и способ его изготовления |
AU2011240485A AU2011240485B2 (en) | 2010-04-15 | 2011-04-14 | Filter used for filtering molten metal and preparation method thereof |
BR112012019376-7A BR112012019376B1 (pt) | 2010-04-15 | 2011-04-14 | Filtro usado para filtrar metal fundido e método de preparação do mesmo |
MX2012008894A MX2012008894A (es) | 2010-04-15 | 2011-04-14 | Filtro usado para la filtracion de metal fundido y procedimiento de fabricacion del mismo. |
JP2013504108A JP5712284B2 (ja) | 2010-04-15 | 2011-04-14 | 溶融金属をろ過するために用いられるフィルターおよびその製造方法 |
DE112011101296.9T DE112011101296B4 (de) | 2010-04-15 | 2011-04-14 | Filter zum Filtrieren von geschmolzenem Metall und Herstellungsverfahren dafür |
EP11768439.9A EP2520349B1 (en) | 2010-04-15 | 2011-04-14 | Filter used for filtering molten metal and preparation method thereof |
ES11768439T ES2763204T3 (es) | 2010-04-15 | 2011-04-14 | Filtro usado para la filtración de metal fundido y procedimiento de fabricación del mismo |
RS20200025A RS60673B1 (sr) | 2010-04-15 | 2011-04-14 | Filter koji se koristi za topljeni metal i postupak njegove izrade |
KR1020127020401A KR101293826B1 (ko) | 2010-04-15 | 2011-04-14 | 용융된 금속 여과용 필터 및 그 제조 방법 |
US13/576,603 US8869993B2 (en) | 2010-04-15 | 2011-04-14 | Filter used for filtering molten metal and preparation method thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010151598.6 | 2010-04-15 | ||
CN2010101515986A CN101810973B (zh) | 2010-04-15 | 2010-04-15 | 一种用于过滤熔融金属的过滤器及其制造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011127827A1 true WO2011127827A1 (zh) | 2011-10-20 |
Family
ID=42618426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2011/072770 WO2011127827A1 (zh) | 2010-04-15 | 2011-04-14 | 一种用于过滤熔融金属的过滤器及其制造方法 |
Country Status (14)
Country | Link |
---|---|
US (1) | US8869993B2 (zh) |
EP (1) | EP2520349B1 (zh) |
JP (1) | JP5712284B2 (zh) |
KR (1) | KR101293826B1 (zh) |
CN (1) | CN101810973B (zh) |
AU (1) | AU2011240485B2 (zh) |
BR (1) | BR112012019376B1 (zh) |
CA (1) | CA2787909C (zh) |
DE (1) | DE112011101296B4 (zh) |
ES (1) | ES2763204T3 (zh) |
MX (1) | MX2012008894A (zh) |
RS (1) | RS60673B1 (zh) |
RU (1) | RU2500456C1 (zh) |
WO (1) | WO2011127827A1 (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101810973B (zh) | 2010-04-15 | 2012-05-23 | 济南圣泉倍进陶瓷过滤器有限公司 | 一种用于过滤熔融金属的过滤器及其制造方法 |
CN102921238B (zh) * | 2012-11-16 | 2014-09-24 | 济南圣泉集团股份有限公司 | 用于过滤熔融金属的过滤器及其制造方法 |
CN102989236B (zh) * | 2012-12-26 | 2015-04-08 | 济南圣泉集团股份有限公司 | 用于过滤熔融金属的过滤器及其制造方法 |
CN102989235B (zh) * | 2012-12-26 | 2015-05-13 | 济南圣泉集团股份有限公司 | 用于过滤熔融金属的过滤器及其制造方法 |
WO2016144899A1 (en) * | 2015-03-06 | 2016-09-15 | Comanche Technologies, Llc | Metallurgical slag coatings for refractory substrates |
CN116196689A (zh) | 2015-07-08 | 2023-06-02 | 恩特格里斯公司 | 高压过滤器 |
CN106220218A (zh) | 2016-07-25 | 2016-12-14 | 济南圣泉倍进陶瓷过滤器有限公司 | 一种泡沫陶瓷过滤器及其制造方法 |
KR101841843B1 (ko) * | 2016-09-28 | 2018-03-26 | 한국과학기술연구원 | 납석함유 세리막 분리막을 이용한 수처리 공정 |
KR102018464B1 (ko) * | 2018-12-21 | 2019-09-04 | 최외수 | 도로에서 발생하는 미세먼지를 포함한 유해물질 저감장치 |
KR102147536B1 (ko) | 2019-01-04 | 2020-08-24 | 변성준 | 용융금속 여과용 필터의 제조 방법 및 그에 따라 제조된 필터 |
CN111960724B (zh) * | 2020-08-05 | 2021-10-29 | 河南好运祥耐材有限公司 | 一种耐高温耐磨泥浆 |
CN115650746B (zh) * | 2022-11-15 | 2023-08-15 | 上海鑫益瑞杰有色合金有限公司 | 一种铝合金熔体净化滤材及其制备方法 |
CN115745657B (zh) * | 2022-11-29 | 2023-07-21 | 江西工陶院精细陶瓷有限公司 | 一种利用铬渣制备陶瓷波纹规整填料的方法 |
CN117362002B (zh) * | 2023-12-04 | 2024-02-02 | 山东理工大学 | 以固废为原料的高温相变蓄热陶瓷砖及其制备方法 |
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CN101810973A (zh) * | 2010-04-15 | 2010-08-25 | 济南圣泉倍进陶瓷过滤器有限公司 | 一种用于过滤熔融金属的过滤器及其制造方法 |
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2011
- 2011-04-14 KR KR1020127020401A patent/KR101293826B1/ko active IP Right Grant
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- 2011-04-14 US US13/576,603 patent/US8869993B2/en active Active
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See also references of EP2520349A4 |
Also Published As
Publication number | Publication date |
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ES2763204T3 (es) | 2020-05-27 |
CN101810973A (zh) | 2010-08-25 |
US8869993B2 (en) | 2014-10-28 |
CA2787909C (en) | 2015-06-30 |
EP2520349B1 (en) | 2019-10-09 |
BR112012019376A8 (pt) | 2021-03-02 |
DE112011101296T5 (de) | 2013-01-31 |
KR101293826B1 (ko) | 2013-08-07 |
DE112011101296B4 (de) | 2016-08-11 |
RU2500456C1 (ru) | 2013-12-10 |
BR112012019376A2 (pt) | 2020-08-18 |
JP5712284B2 (ja) | 2015-05-07 |
US20130020252A1 (en) | 2013-01-24 |
KR20120115353A (ko) | 2012-10-17 |
EP2520349A4 (en) | 2017-04-12 |
JP2013529167A (ja) | 2013-07-18 |
CA2787909A1 (en) | 2011-10-20 |
AU2011240485B2 (en) | 2015-01-15 |
CN101810973B (zh) | 2012-05-23 |
AU2011240485A1 (en) | 2012-08-09 |
MX2012008894A (es) | 2013-02-21 |
BR112012019376B1 (pt) | 2021-03-23 |
RS60673B1 (sr) | 2020-09-30 |
EP2520349A1 (en) | 2012-11-07 |
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