BR8901916A - Metodo sol-gel para fabricacao de ceramicas - Google Patents
Metodo sol-gel para fabricacao de ceramicasInfo
- Publication number
- BR8901916A BR8901916A BR898901916A BR8901916A BR8901916A BR 8901916 A BR8901916 A BR 8901916A BR 898901916 A BR898901916 A BR 898901916A BR 8901916 A BR8901916 A BR 8901916A BR 8901916 A BR8901916 A BR 8901916A
- Authority
- BR
- Brazil
- Prior art keywords
- sol
- ceramics
- manufacture
- gel method
- gel
- Prior art date
Links
- 239000000919 ceramic Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000003980 solgel method Methods 0.000 title 1
Classifications
-
- 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
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/003—Titanates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G25/00—Compounds of zirconium
- C01G25/006—Compounds containing, besides zirconium, two or more other elements, with the exception of oxygen or hydrogen
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/0018—Mixed oxides or hydroxides
-
- 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
- C04B35/26—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 ferrites
- C04B35/2608—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead
- C04B35/2616—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead containing lithium
-
- 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
- C04B35/48—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 zirconium or hafnium oxides, zirconates, zircon or hafnates
- C04B35/49—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 zirconium or hafnium oxides, zirconates, zircon or hafnates containing also titanium oxides or titanates
- C04B35/491—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 zirconium or hafnium oxides, zirconates, zircon or hafnates containing also titanium oxides or titanates based on lead zirconates and lead titanates, e.g. PZT
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/07—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base
- H10N30/074—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing
- H10N30/077—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing by liquid phase deposition
- H10N30/078—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing by liquid phase deposition by sol-gel deposition
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/30—Three-dimensional structures
- C01P2002/32—Three-dimensional structures spinel-type (AB2O4)
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/30—Three-dimensional structures
- C01P2002/34—Three-dimensional structures perovskite-type (ABO3)
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
- C01P2002/88—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by thermal analysis data, e.g. TGA, DTA, DSC
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
- C01P2004/32—Spheres
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/10—Solid density
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/85—Piezoelectric or electrostrictive active materials
- H10N30/853—Ceramic compositions
- H10N30/8548—Lead-based oxides
- H10N30/8554—Lead-zirconium titanate [PZT] based
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Dispersion Chemistry (AREA)
- Composite Materials (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Magnetic Ceramics (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB888809608A GB8809608D0 (en) | 1988-04-22 | 1988-04-22 | Sol-gel method of making ceramics |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8901916A true BR8901916A (pt) | 1989-11-28 |
Family
ID=10635696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR898901916A BR8901916A (pt) | 1988-04-22 | 1989-04-19 | Metodo sol-gel para fabricacao de ceramicas |
Country Status (10)
Country | Link |
---|---|
US (1) | US5091348A (pt) |
EP (1) | EP0338799A3 (pt) |
JP (1) | JPH01313356A (pt) |
KR (1) | KR900016065A (pt) |
CN (1) | CN1037888A (pt) |
AU (1) | AU3326889A (pt) |
BR (1) | BR8901916A (pt) |
GB (1) | GB8809608D0 (pt) |
NO (1) | NO891642L (pt) |
ZA (1) | ZA892883B (pt) |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1237829B (it) * | 1989-11-24 | 1993-06-18 | Selenia Ind Elettroniche | Ferrite al litio titanio zinco per applicazioni a microonde. |
ES2023565A6 (es) * | 1990-07-30 | 1992-01-16 | Ercros Sa | Procedimiento para la reparacion de materiales ceramicos piezoelectricos de pztn. |
JPH04259380A (ja) * | 1991-02-13 | 1992-09-14 | Mitsubishi Materials Corp | Pzt強誘電体薄膜の結晶配向性制御方法 |
JPH06737A (ja) * | 1991-03-29 | 1994-01-11 | Shin Etsu Chem Co Ltd | 静電チャック基板 |
US5369067A (en) * | 1992-02-19 | 1994-11-29 | Chichibu Cement Co., Ltd. | Composite substrates and their production |
US5531974A (en) * | 1992-07-08 | 1996-07-02 | Hughes Aircraft Company | Flux grown, monosize oxide particles |
DE4231757C2 (de) * | 1992-09-23 | 1994-08-11 | Merck Patent Gmbh | Verfahren zur Herstellung von PZT-Keramikpulver |
DE4242368A1 (de) * | 1992-12-16 | 1994-07-07 | Licentia Gmbh | Widerstandsmaterial und daraus hergestellter Widerstand |
DE4402420C2 (de) * | 1993-01-27 | 1996-03-28 | Toshiba Kawasaki Kk | Piezoelektrisches Material und Ultraschallsonde |
FR2701471B1 (fr) * | 1993-02-10 | 1995-05-24 | Rhone Poulenc Chimie | Procédé de synthèse de compositions à base d'oxydes mixtes de zirconium et de cérium, compositions ainsi obtenues et utilisations de ces dernières. |
FR2701472B1 (fr) * | 1993-02-10 | 1995-05-24 | Rhone Poulenc Chimie | Procédé de préparation de compositions à base d'oxydes mixtes de zirconium et de cérium. |
US6126743A (en) * | 1993-03-12 | 2000-10-03 | Sumitomo Chemical Company, Limited | Process for producing dielectrics and fine single crystal powders and thin film capacitor |
US5409548A (en) * | 1993-05-17 | 1995-04-25 | The United States Of America As Represented By The Secretary Of The Army | Ferroelectric detector array utilizing material and fabrication technique |
DE4325167C1 (de) * | 1993-07-27 | 1994-09-22 | Fraunhofer Ges Forschung | Verfahren zur Herstellung von PZT-Schichten |
US5384294A (en) * | 1993-11-30 | 1995-01-24 | The United States Of America As Represented By The Secretary Of The Air Force | Sol-gel derived lead oxide containing ceramics |
ES2138186T3 (es) | 1994-01-24 | 2000-01-01 | Sumitomo Chemical Co | Composicion, laminado y pelicula de laminado de resina. |
DE4405411C1 (de) * | 1994-02-21 | 1995-01-19 | Kernforschungsz Karlsruhe | Verfahren zur Herstellung eines Sols für die Produktion einer PZT-oder einer PMNT-Keramik |
CN1056198C (zh) * | 1994-05-19 | 2000-09-06 | 北京科技大学 | 溶胶凝胶法制备抗高温氧化陶瓷涂层的工艺方法 |
JP3238006B2 (ja) * | 1994-06-07 | 2001-12-10 | パウダーテック株式会社 | 電子写真現像剤用フェライトキャリアおよび該キャリアを用いた現像剤 |
DE4435117C1 (de) * | 1994-09-30 | 1996-05-15 | Zsw | Ternäre Lithium-Mischoxide, Verfahren zu deren Herstellung sowie deren Verwendung |
US5677825A (en) * | 1995-02-27 | 1997-10-14 | Evans, Jr.; Joseph T. | Ferroelectric capacitor with reduced imprint |
US5585136A (en) * | 1995-03-22 | 1996-12-17 | Queen's University At Kingston | Method for producing thick ceramic films by a sol gel coating process |
JP3125624B2 (ja) * | 1995-04-21 | 2001-01-22 | 株式会社村田製作所 | 圧電磁器 |
US5772820A (en) * | 1995-08-07 | 1998-06-30 | Northrop Grumman Corporation | Process for fabricating a microwave power device |
WO1998002378A1 (fr) * | 1996-07-17 | 1998-01-22 | Citizen Watch Co., Ltd. | Element ferroelectrique et son procede de production |
GB9709449D0 (en) * | 1997-05-10 | 1997-07-02 | Univ Warwick | Low temperature production of metal oxides |
US6375871B1 (en) * | 1998-06-18 | 2002-04-23 | 3M Innovative Properties Company | Methods of manufacturing microfluidic articles |
US5908802A (en) * | 1997-10-30 | 1999-06-01 | Sandia Corporation | Nonaqueous solution synthesis process for preparing oxide powders of lead zirconate titanate and related materials |
CN1079087C (zh) * | 1998-01-16 | 2002-02-13 | 张萍 | 一种利用溶胶凝胶法制备氧化锆陶瓷微球的方法 |
US6297419B1 (en) * | 1998-05-29 | 2001-10-02 | British Nuclear Fuels Plc | Method of waste treatment |
KR100415757B1 (ko) * | 1999-01-14 | 2004-01-31 | 교오세라 가부시키가이샤 | 유전체 자기(誘電體磁器)조성물, 유전체 자기의 제조방법 및 유전체 공진기(共振器) |
CN1105699C (zh) * | 1999-09-02 | 2003-04-16 | 吉林大学 | 复合本体溶胶-凝胶制备方法 |
KR100492935B1 (ko) * | 2002-11-15 | 2005-06-02 | 한국에너지기술연구원 | 압전소자의 저온소결방법 |
JP4145262B2 (ja) * | 2004-03-23 | 2008-09-03 | 三洋電機株式会社 | 積層セラミック基板 |
EP1637502A1 (de) * | 2004-09-14 | 2006-03-22 | Kerr-McGee Pigments GmbH | Feinteilige Erdalkalititanate und Verfahren zu deren Herstellung unter Verwendung von Titanoxidhydratpartikeln |
JP2006096626A (ja) * | 2004-09-30 | 2006-04-13 | Tdk Corp | 圧電磁器の製造方法、圧電素子の製造方法、圧電素子 |
WO2006038378A1 (ja) * | 2004-10-01 | 2006-04-13 | Murata Manufacturing Co., Ltd. | 透光性セラミックを用いたハイブリッドレンズ |
EP1669325A1 (de) * | 2004-12-13 | 2006-06-14 | Kerr-McGee Pigments GmbH | Feinteilige Bleizirkonattitanate und Zirkoniumtitanate und Verfahren zu deren Herstellung unter Verwendung von Titanoxidhydratpartikeln |
FR2881133B1 (fr) * | 2005-01-27 | 2007-03-02 | Commissariat Energie Atomique | Procede de preparation de solutions sol-gel stable precurseurs de ceramiques oxydes a base de plomb, de titane, de zirconium et de lanthanide(s) et procede de preparation de ladite ceramique |
US20070224359A1 (en) * | 2006-03-22 | 2007-09-27 | Burin David L | Method for preparing strain tolerant coatings by a sol-gel process |
JP2007258301A (ja) * | 2006-03-22 | 2007-10-04 | Tdk Corp | 積層型圧電素子及びその製造方法 |
DE102007029613A1 (de) * | 2007-06-27 | 2009-01-02 | Siemens Ag | Bleizirkonattitanat mit Nickel-Wolfram-Dotierung, Verfahren zum Herstellen eines piezokeramischen Bauteils unter Verwendung des Bleizirkonattitanats und Verwendung des piezokeramischen Bauteils |
DE102007029600A1 (de) * | 2007-06-27 | 2009-01-02 | Siemens Ag | Bleizirkonattitanat mit Scandium-Wolfram-Dotierung, Verfahren zum Herstellen eines piezokeramischen Bauteils unter Verwendung des Bleizirkonattitanats und Verwendung des piezokeramischen Bauteils |
CN101456732B (zh) * | 2008-12-31 | 2013-01-16 | 中国科学院上海硅酸盐研究所 | 高温高灵敏度压电陶瓷材料及其制备方法 |
CN101565323B (zh) * | 2009-06-05 | 2011-11-09 | 哈尔滨工业大学(威海) | 一种含氧化铝微晶玻璃复合材料制备方法 |
EP2555752B1 (en) | 2010-04-09 | 2019-06-26 | Pacira Pharmaceuticals, Inc. | Method for formulating multivesicular liposomes |
CN102709473B (zh) * | 2012-06-20 | 2014-02-05 | 东北大学 | 一种Ru-Al共掺杂镍锡复合薄膜的制备方法 |
CN107043131B (zh) * | 2017-03-21 | 2019-03-15 | 海安南京大学高新技术研究院 | 纳米锶铁氧体的制备方法 |
CN111348924A (zh) * | 2018-12-20 | 2020-06-30 | 攀枝花学院 | 抗钛熔体的耐火耐蚀材料及其制备方法和应用 |
CN110540434A (zh) * | 2019-09-06 | 2019-12-06 | 辽宁科技大学 | 一种氧化锆溶胶增强镁铝尖晶石多孔陶瓷的制备方法 |
CN114853471B (zh) * | 2022-05-31 | 2023-02-10 | 成都汇通西电电子有限公司 | 一种高电压叠堆式压电陶瓷致动器及其制备方法 |
CN115739064A (zh) * | 2022-11-22 | 2023-03-07 | 杭州中科沐森环保科技有限公司 | 一种用于紫外光催化降解的纳米材料及其制备方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1231385A (pt) * | 1967-08-04 | 1971-05-12 | ||
US4349456A (en) * | 1976-04-22 | 1982-09-14 | Minnesota Mining And Manufacturing Company | Non-vitreous ceramic metal oxide microcapsules and process for making same |
JPS59203720A (ja) * | 1983-05-04 | 1984-11-17 | Tokuyama Soda Co Ltd | 結晶性金属酸化物及びその製造方法 |
FR2551743B1 (fr) * | 1983-09-14 | 1985-10-25 | Rhone Poulenc Spec Chim | Titanate d'alcalino-terreux, son procede de preparation et son application dans des compositions ceramiques |
GB8406883D0 (en) * | 1984-03-16 | 1984-04-18 | Atomic Energy Authority Uk | Materials |
GB8427655D0 (en) * | 1984-11-01 | 1985-01-03 | Atomic Energy Authority Uk | Materials |
FR2578240B1 (fr) * | 1985-03-01 | 1987-04-17 | Rhone Poulenc Spec Chim | Titanate de neodyme et titanate de baryum neodyme, leurs procedes de preparation et leurs applications dans des compositions ceramiques |
JPS61202564A (ja) * | 1985-03-05 | 1986-09-08 | Nec Home Electronics Ltd | 画像入力装置 |
JPS62216965A (ja) * | 1986-03-18 | 1987-09-24 | 三菱鉱業セメント株式会社 | 磁器組成物の製造方法 |
-
1988
- 1988-04-22 GB GB888809608A patent/GB8809608D0/en active Pending
-
1989
- 1989-04-17 US US07/339,306 patent/US5091348A/en not_active Expired - Fee Related
- 1989-04-19 EP EP89303872A patent/EP0338799A3/en not_active Withdrawn
- 1989-04-19 ZA ZA892883A patent/ZA892883B/xx unknown
- 1989-04-19 BR BR898901916A patent/BR8901916A/pt unknown
- 1989-04-20 NO NO89891642A patent/NO891642L/no unknown
- 1989-04-21 AU AU33268/89A patent/AU3326889A/en not_active Abandoned
- 1989-04-21 JP JP1103293A patent/JPH01313356A/ja active Pending
- 1989-04-22 KR KR1019890005388A patent/KR900016065A/ko not_active Application Discontinuation
- 1989-04-22 CN CN89103910A patent/CN1037888A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US5091348A (en) | 1992-02-25 |
ZA892883B (en) | 1989-12-27 |
EP0338799A2 (en) | 1989-10-25 |
GB8809608D0 (en) | 1988-05-25 |
NO891642L (no) | 1989-10-23 |
JPH01313356A (ja) | 1989-12-18 |
CN1037888A (zh) | 1989-12-13 |
NO891642D0 (no) | 1989-04-20 |
AU3326889A (en) | 1989-10-26 |
EP0338799A3 (en) | 1990-04-11 |
KR900016065A (ko) | 1990-11-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR8901916A (pt) | Metodo sol-gel para fabricacao de ceramicas | |
ES556880A0 (es) | Procedimiento para la fabricacion de perlas vitreas | |
ES2025255B3 (es) | Metodo para la produccion de 1 - olefinpolimeros | |
PT87933A (pt) | Processo para a preparacao de di-hidrato de azitromicina | |
ES557723A0 (es) | Procedimiento para la produccion de tiazoles | |
ES551071A0 (es) | Procedimiento para la fabricacion de nuevos antibioticos de b-lactama | |
TR28392A (tr) | Seramik bilesikler yapma metodu. | |
IT1219084B (it) | Procedimento per la fabbricazione di cemento | |
ES557428A0 (es) | Procedimiento para la fabricacion de derivados nucleosidos | |
ES551895A0 (es) | Metodo para la fabricacion de moldes | |
BR8700470A (pt) | Metodo para aproveitamento de sobras de tabaco | |
BR8804011A (pt) | Metodo para fabricacao de fecho corredico separavel | |
MX162421A (es) | Procedimiento para la preparacion de n-acilfenilalaninas | |
ES541906A0 (es) | Procedimiento para la preparacion de glicidiloxidicetonas | |
ES542071A0 (es) | Procedimiento para la preparacion de ergolinas | |
ES556391A0 (es) | Procedimiento para la fabricacion de perlas vitreas | |
ES2013216A4 (es) | Proceso para la preparacion de n - fosfonometilglicina | |
ES2022952B3 (es) | Proceso para la preparacion de naftacenos | |
BR8806348A (pt) | Hidrocarbilsililoxido cerico e processo para a preparacao do mesmo | |
BR8905815A (pt) | Processo para preparacao de cetoximossilanos | |
ES531159A0 (es) | Procedimiento para la preparacion de aminociclotiadiazinas | |
FI871131A (fi) | Menetelmä rokotteen valmistamiseksi | |
ES524915A0 (es) | Procedimiento para la produccion de azulejos ceramicos. | |
MX7420E (es) | Procedimiento para la preparacion de carbamoil-lactama-n-substituida | |
BR8806347A (pt) | Processo para a fabricacao de hidrocarbolsililoxidos cericos |