IT1213504B - Zeoliti legate e procedimenye per la loro prosuzione. - Google Patents
Zeoliti legate e procedimenye per la loro prosuzione.Info
- Publication number
- IT1213504B IT1213504B IT8622075A IT2207586A IT1213504B IT 1213504 B IT1213504 B IT 1213504B IT 8622075 A IT8622075 A IT 8622075A IT 2207586 A IT2207586 A IT 2207586A IT 1213504 B IT1213504 B IT 1213504B
- Authority
- IT
- Italy
- Prior art keywords
- zeoliti
- prosuction
- procedimenye
- legate
- silica
- Prior art date
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 4
- 239000000377 silicon dioxide Substances 0.000 abstract 2
- 125000005210 alkyl ammonium group Chemical group 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- 239000010457 zeolite Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
- C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
- C01B39/36—Pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11
- C01B39/38—Type ZSM-5
- C01B39/40—Type ZSM-5 using at least one organic template directing agent
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
- C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
- C01B39/026—After-treatment
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B35/00—Boron; Compounds thereof
- C01B35/08—Compounds containing boron and nitrogen, phosphorus, oxygen, sulfur, selenium or tellurium
- C01B35/10—Compounds containing boron and oxygen
- C01B35/1009—Compounds containing boron and oxygen having molecular-sieve properties
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
- C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
- C01B39/04—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof using at least one organic template directing agent, e.g. an ionic quaternary ammonium compound or an aminated compound
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Steroid Compounds (AREA)
- Saccharide Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Priority Applications (14)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT8622075A IT1213504B (it) | 1986-10-22 | 1986-10-22 | Zeoliti legate e procedimenye per la loro prosuzione. |
| DE8787202003T DE3783202T2 (de) | 1986-10-22 | 1987-10-19 | Gebundene zeolithe und verfahren zu deren herstellung. |
| ES198787202003T ES2038168T3 (es) | 1986-10-22 | 1987-10-19 | Ceolitas ligadas y procedimiento para su preparacion. |
| AT87202003T ATE83752T1 (de) | 1986-10-22 | 1987-10-19 | Gebundene zeolithe und verfahren zu deren herstellung. |
| EP87202003A EP0265018B1 (en) | 1986-10-22 | 1987-10-19 | Bonded zeolites and process for preparing them |
| DK547887A DK169595B1 (da) | 1986-10-22 | 1987-10-20 | Fremgangsmåde til fremstilling af zeoliter sammenbundet med oligomert silica samt sådant sammenbundne mikrokugleformige zeoliter |
| SU874203622A RU1801100C (ru) | 1986-10-22 | 1987-10-21 | Способ получени цеолита со св зующим |
| CA000549871A CA1310946C (en) | 1986-10-22 | 1987-10-21 | Bonded zeolites and process for preparing them |
| MX008950A MX169591B (es) | 1986-10-22 | 1987-10-22 | Zeolitos enlazados y procedimiento para prepararlos |
| BR8705834A BR8705834A (pt) | 1986-10-22 | 1987-10-22 | Processo para a preparacao de zeolitos ligados |
| KR1019870011855A KR900007835B1 (ko) | 1986-10-22 | 1987-10-22 | 결합된 지얼라이트와 이들의 제조방법 |
| JP62265510A JP2559047B2 (ja) | 1986-10-22 | 1987-10-22 | オリゴマー性シリカ結合ゼオライト及びその製法 |
| GR930400144T GR3007002T3 (enExample) | 1986-10-22 | 1993-01-27 | |
| US08/217,072 US5500199A (en) | 1986-10-22 | 1994-03-24 | Bonded zeolites and process for preparing them |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT8622075A IT1213504B (it) | 1986-10-22 | 1986-10-22 | Zeoliti legate e procedimenye per la loro prosuzione. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8622075A0 IT8622075A0 (it) | 1986-10-22 |
| IT1213504B true IT1213504B (it) | 1989-12-20 |
Family
ID=11191104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT8622075A IT1213504B (it) | 1986-10-22 | 1986-10-22 | Zeoliti legate e procedimenye per la loro prosuzione. |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US5500199A (enExample) |
| EP (1) | EP0265018B1 (enExample) |
| JP (1) | JP2559047B2 (enExample) |
| KR (1) | KR900007835B1 (enExample) |
| AT (1) | ATE83752T1 (enExample) |
| BR (1) | BR8705834A (enExample) |
| CA (1) | CA1310946C (enExample) |
| DE (1) | DE3783202T2 (enExample) |
| DK (1) | DK169595B1 (enExample) |
| ES (1) | ES2038168T3 (enExample) |
| GR (1) | GR3007002T3 (enExample) |
| IT (1) | IT1213504B (enExample) |
| MX (1) | MX169591B (enExample) |
| RU (1) | RU1801100C (enExample) |
Families Citing this family (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1204005B (it) * | 1987-05-05 | 1989-02-23 | Eniricerche Spa | Procedimento per oligomerizzare olefine leggere o loro miscele |
| IT1204004B (it) * | 1987-05-05 | 1989-02-23 | Eniricerche Spa | Procedimento per oligomerizzare olefine leggere o miscele delle stesse |
| US5214168A (en) * | 1992-04-30 | 1993-05-25 | Arco Chemical Technology, L.P. | Integrated process for epoxide production |
| GB2287460B (en) * | 1992-06-02 | 1996-02-14 | British Gas Plc | Porous amorphous silica-alumina refractory oxides,their preparation and use as separation membranes |
| US5871646A (en) * | 1992-06-02 | 1999-02-16 | British Gas Plc | Porous amorphous silica-alumina refractory oxides, their preparation and use as separation membranes |
| IT1265320B1 (it) * | 1993-12-22 | 1996-10-31 | Eniricerche Spa | Procedimento per la preparazione di silico-allumine amorfe cataliticamente attive |
| WO1996020240A1 (en) * | 1994-12-27 | 1996-07-04 | Valence Technology, Inc. | Polymer precursors for solid electrolytes |
| IT1277680B1 (it) | 1995-12-21 | 1997-11-11 | Enichem Spa | Procedimento per l'alchilazione di composti aromatici |
| US5948383A (en) * | 1997-03-26 | 1999-09-07 | Engelhard Corporation | Hybrid zeolite-silica compositions |
| DE19731627A1 (de) * | 1997-07-23 | 1999-01-28 | Degussa | Granulate, enthaltend Titansilikalit-l |
| IT1295267B1 (it) | 1997-10-03 | 1999-05-04 | Enichem Spa | Processo per preparare zeoliti legate |
| US6709570B1 (en) * | 1999-09-27 | 2004-03-23 | Shell Oil Company | Method for preparing a catalyst |
| IT1314263B1 (it) * | 1999-12-03 | 2002-12-06 | Enichem Spa | Processo per la preparazione di catalizzatori zeolitici. |
| BR0016776A (pt) | 1999-12-28 | 2002-08-27 | Corning Inc | Composições de suporte de catalisador de zeólito / alumina e método de produção das mesmas |
| WO2001049409A1 (en) | 1999-12-29 | 2001-07-12 | Corning Incorporated | High strength and high surface area catalyst, catalyst support or adsorber compositions |
| NO20035783L (no) * | 2001-06-25 | 2003-12-22 | Exxonmobil Chemical Patents Inc | Molekylsiktkatalysatorsammensetning, dens fremstilling og anvendelse i omdanningsprosesser |
| US20030091504A1 (en) * | 2001-11-15 | 2003-05-15 | Gary Pasquale | Method for controlling synthesis conditions during molecular sieve synthesis using combinations of quaternary ammonium hydroxides and halides |
| US6960671B2 (en) * | 2002-09-20 | 2005-11-01 | Arco Chemical Technology, L.P. | Process for direct oxidation of propylene to propylene oxide and large particle size titanium silicalite catalysts for use therein |
| US7279145B2 (en) * | 2003-03-10 | 2007-10-09 | Lyondell Chemical Technology, L.P. | Multiphase reactor design incorporating filtration system for fixed--bed catalyst |
| BRPI0608355B1 (pt) | 2005-02-17 | 2016-05-24 | Monsanto Technology Llc | processo para oxidação de ácido n-(fosfonometil) iminodiacético ou seu sal e catalisador de oxidação |
| US20090130502A1 (en) * | 2006-02-17 | 2009-05-21 | Monsanto Technology Llc | Transition metal-containing catalysts and processes for their preparation and use as fuel cell catalysts |
| WO2008076213A1 (en) * | 2006-12-15 | 2008-06-26 | Exxonmobil Research And Engineering Company | Drying process for producing small quantities of controlled particle size catalysts |
| US7387981B1 (en) | 2007-06-28 | 2008-06-17 | Lyondell Chemical Technology, L.P. | Direct epoxidation catalyst and process |
| US20090042718A1 (en) * | 2007-08-10 | 2009-02-12 | Kaminsky Mark P | Direct epoxidation catalyst and process |
| US7453003B1 (en) | 2007-08-29 | 2008-11-18 | Lyondell Chemical Technology, L.P. | Direct epoxidation catalyst and process |
| GB2454256B (en) * | 2007-11-03 | 2011-01-19 | Schlumberger Holdings | Determination of density and flowrate for metering a fluid flow |
| US7648936B2 (en) * | 2008-01-29 | 2010-01-19 | Lyondell Chemical Technology, L.P. | Spray-dried transition metal zeolite and its use |
| US20100076207A1 (en) * | 2008-09-24 | 2010-03-25 | Bi Le-Khac | Epoxidation catalyst |
| US20100168449A1 (en) * | 2008-12-29 | 2010-07-01 | Grey Roger A | Spray dried zeolite catalyst |
| TWI399242B (zh) * | 2009-12-11 | 2013-06-21 | China Petrochemical Dev Corp Taipei Taiwan | Method for preparing large-diameter titanium-silicon molecular sieve and method for producing cyclohexanone oxime using the molecular sieve |
| CN102153104B (zh) * | 2010-02-12 | 2013-12-11 | 中国石油化学工业开发股份有限公司 | 钛-硅分子筛的制法及使用该分子筛制造环己酮肟的方法 |
| US8575055B2 (en) * | 2010-03-30 | 2013-11-05 | Uop Llc | Surface-modified zeolites and methods for preparing the same |
| TWI430951B (zh) | 2011-02-14 | 2014-03-21 | China Petrochemical Dev Corp Taipei Taiwan | Method for preparing large-diameter titanium-silicon molecular sieve and method for producing cyclohexanone oxime using the molecular sieve |
| TWI426050B (zh) * | 2011-04-19 | 2014-02-11 | China Petrochemical Dev Corp Taipei Taiwan | A method for preparing titanium-silicon molecular sieve and method for producing cyclohexanone oxime using the molecular sieve |
| TWI589567B (zh) * | 2012-12-24 | 2017-07-01 | China Petrochemical Development Corporation Taipei (Taiwan) | Method of making epoxides |
| WO2015029055A1 (en) * | 2013-08-30 | 2015-03-05 | Süd-Chemie India Pvt Ltd. | An abbreviated process to custom-make titanium silicate based catalysts with variegated physico-chemical properties |
| CN104944439B (zh) * | 2014-03-28 | 2018-04-13 | 中国石油化工股份有限公司 | 一种钛硅分子筛及其制备方法 |
| JP7114479B2 (ja) | 2016-03-30 | 2022-08-08 | ビーエーエスエフ ソシエタス・ヨーロピア | ゼオライト材料のフラッシュか焼のための方法 |
| CN112774726B (zh) | 2020-12-29 | 2022-09-13 | 上海华谊新材料有限公司 | 球形钛硅分子筛催化剂及其制备方法 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL282285A (enExample) * | 1961-08-19 | |||
| DE1203238B (de) * | 1964-01-04 | 1965-10-21 | Bayer Ag | Verfahren zur Herstellung von Molekularsiebformlingen |
| US3377295A (en) * | 1964-12-17 | 1968-04-09 | Grace W R & Co | Process for making high strength molecular sieve nodules and extrudates |
| US3326818A (en) * | 1965-06-15 | 1967-06-20 | Exxon Research Engineering Co | Catalyst composition of a crystalline aluminosilicate and a binder |
| US3702886A (en) | 1969-10-10 | 1972-11-14 | Mobil Oil Corp | Crystalline zeolite zsm-5 and method of preparing the same |
| US3709979A (en) | 1970-04-23 | 1973-01-09 | Mobil Oil Corp | Crystalline zeolite zsm-11 |
| US3941871A (en) | 1973-11-02 | 1976-03-02 | Mobil Oil Corporation | Crystalline silicates and method of preparing the same |
| US4061724A (en) * | 1975-09-22 | 1977-12-06 | Union Carbide Corporation | Crystalline silica |
| GR66589B (enExample) | 1978-06-22 | 1981-03-30 | Snam Progetti | |
| US4206085A (en) * | 1979-01-15 | 1980-06-03 | Filtrol Corporation | Balanced alumina matrix in zeolite containing catalyst |
| IT1127311B (it) | 1979-12-21 | 1986-05-21 | Anic Spa | Materiale sintetico,cristallino,poroso costituito da ossidi di silicio e titanio,metodo per la sua preparazione e suoi usi |
| DE3139355A1 (de) | 1980-10-02 | 1982-06-09 | Inui, Tomoyuki, Joyo | Kristalliner aluminosilikatzeolit-katalysator und verfahren zur herstellung desselben |
| IT1157932B (it) | 1982-05-07 | 1987-02-18 | Anic Spa | Materiali sintetici, cristallini, porosi costituiti da ossidi di silicio e boro, loro metodo di preparazione e loro usi |
| IT1152998B (it) | 1982-07-01 | 1987-01-14 | Anic Spa | Procedimento per la preparazione di allumino-silicati cristallini porosi |
| DE3363827D1 (en) * | 1983-01-11 | 1986-07-03 | Coal Industry Patents Ltd | Improvements in catalyst production |
| US4594332A (en) * | 1983-10-20 | 1986-06-10 | Basf Aktiengesellschaft | Preparation of hard, fracture-resistant catalysts from zeolite powder |
| DE3401485A1 (de) * | 1984-01-18 | 1985-12-05 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von molekularsiebformkoerpern |
| US4582815A (en) * | 1984-07-06 | 1986-04-15 | Mobil Oil Corporation | Extrusion of silica-rich solids |
| US4631267A (en) * | 1985-03-18 | 1986-12-23 | Corning Glass Works | Method of producing high-strength high surface area catalyst supports |
| IT1187662B (it) * | 1985-04-23 | 1987-12-23 | Enichem Sintesi | Catalizzatore per la decomposizione selettiva del cumilidroperossido e procedimento utilizzante lo stesso |
| IT1187661B (it) * | 1985-04-23 | 1987-12-23 | Enichem Sintesi | Catalizzatore a base di silicio e titanio ad elevata resistenza meccanica |
| IT1213433B (it) * | 1986-12-23 | 1989-12-20 | Eniricerche S P A Agip S P A | Procedimento per oligomerizzare olefine leggere |
| US4800187A (en) * | 1987-10-28 | 1989-01-24 | Corning Glass Works | Method of crystallizing a zeolite on the surface of a monolithic ceramic substrate |
| DE4202671A1 (de) * | 1991-05-27 | 1992-12-03 | Degussa | Formkoerper enthaltend dealuminierten zeolith y und das verfahren zu ihrer herstellung |
-
1986
- 1986-10-22 IT IT8622075A patent/IT1213504B/it active
-
1987
- 1987-10-19 EP EP87202003A patent/EP0265018B1/en not_active Expired - Lifetime
- 1987-10-19 DE DE8787202003T patent/DE3783202T2/de not_active Expired - Lifetime
- 1987-10-19 AT AT87202003T patent/ATE83752T1/de not_active IP Right Cessation
- 1987-10-19 ES ES198787202003T patent/ES2038168T3/es not_active Expired - Lifetime
- 1987-10-20 DK DK547887A patent/DK169595B1/da not_active IP Right Cessation
- 1987-10-21 RU SU874203622A patent/RU1801100C/ru active
- 1987-10-21 CA CA000549871A patent/CA1310946C/en not_active Expired - Lifetime
- 1987-10-22 MX MX008950A patent/MX169591B/es unknown
- 1987-10-22 BR BR8705834A patent/BR8705834A/pt not_active IP Right Cessation
- 1987-10-22 JP JP62265510A patent/JP2559047B2/ja not_active Expired - Lifetime
- 1987-10-22 KR KR1019870011855A patent/KR900007835B1/ko not_active Expired
-
1993
- 1993-01-27 GR GR930400144T patent/GR3007002T3/el unknown
-
1994
- 1994-03-24 US US08/217,072 patent/US5500199A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DK547887A (da) | 1988-04-23 |
| DE3783202T2 (de) | 1993-05-27 |
| DK169595B1 (da) | 1994-12-19 |
| ATE83752T1 (de) | 1993-01-15 |
| JP2559047B2 (ja) | 1996-11-27 |
| RU1801100C (ru) | 1993-03-07 |
| EP0265018B1 (en) | 1992-12-23 |
| IT8622075A0 (it) | 1986-10-22 |
| JPS63103817A (ja) | 1988-05-09 |
| KR900007835B1 (ko) | 1990-10-20 |
| KR880005032A (ko) | 1988-06-27 |
| MX169591B (es) | 1993-07-14 |
| CA1310946C (en) | 1992-12-01 |
| ES2038168T3 (es) | 1993-07-16 |
| EP0265018A2 (en) | 1988-04-27 |
| DE3783202D1 (de) | 1993-02-04 |
| GR3007002T3 (enExample) | 1993-07-30 |
| BR8705834A (pt) | 1988-05-31 |
| US5500199A (en) | 1996-03-19 |
| EP0265018A3 (en) | 1988-09-21 |
| DK547887D0 (da) | 1987-10-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| IT1213504B (it) | Zeoliti legate e procedimenye per la loro prosuzione. | |
| DE3776922D1 (de) | Kieselsaeuren. | |
| CA2067495A1 (en) | Silica sols, a process for the production of silica sols and use of the sols | |
| NL940005I2 (nl) | Remming van het infecterende vermogen in vitro en het cytopatische effect van HTLV-III/LAV door 2',3'-didesoxyinosine, 2',3'-didesoxyadenosine | |
| FI911380A7 (fi) | Vesipitoinen piiliete, jolla on korkea kiintoainepitoisuus | |
| DE3762022D1 (de) | Verfahren zur herstellung von borsaeure-suspensionen. | |
| SE7910419L (sv) | Framstellning av zeoliter med liten och jemn partikelstorlek | |
| GB1061847A (en) | Method for preparing highly siliceous zeolite type materials and the products thereof | |
| ES2028277T3 (es) | Sintesis de zeolita l. | |
| DE69002697D1 (de) | Carboplatinzusammensetzung. | |
| ES2071477T3 (es) | Un robot articulado con dos antebrazos. | |
| ATE22878T1 (de) | Herstellung von aethern und alkoholen aus olefinen und umwandlung von olefinen in aether und alkohole. | |
| ES1017407Y (es) | Cartoncillo de alta resistencia. | |
| EP0101254A3 (en) | Process for separating ethanol from dilute aqueous solutions thereof | |
| FI831726L (fi) | Isomeriseringsprocess | |
| FI862429A0 (fi) | Traeskyddsmedel. | |
| DE3763595D1 (de) | Waessrige zeolithdispersion. | |
| ES2125321T3 (es) | Procedimiento para la preparacion de n-alquil- y n-cicloalquil-2-benzotiazol sulfonamidas. | |
| BR8802569A (pt) | Composicoes de engomar papel | |
| JPS6424925A (en) | Coupler for working oil supply system to working machine | |
| DE69132210D1 (de) | Hochleistungspigmente mit niedriger ölabsorption: herstellung, eigenschaften und endgültige anwendungen | |
| KR960008942B1 (en) | Process for the preparation of high concentration aqueous | |
| FI830220A0 (fi) | Anordning foer underlaettande av spaning efter sjunkna baotar, fartyg och apparatur | |
| JPS6378995U (enExample) | ||
| PT88185A (pt) | Action to wind chuck with piece which limits the attrition torque |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971014 |