ES2073860T3 - Procedimiento para la fabricacion de pellets que contienen tio2 y su uso. - Google Patents
Procedimiento para la fabricacion de pellets que contienen tio2 y su uso.Info
- Publication number
- ES2073860T3 ES2073860T3 ES92203780T ES92203780T ES2073860T3 ES 2073860 T3 ES2073860 T3 ES 2073860T3 ES 92203780 T ES92203780 T ES 92203780T ES 92203780 T ES92203780 T ES 92203780T ES 2073860 T3 ES2073860 T3 ES 2073860T3
- Authority
- ES
- Spain
- Prior art keywords
- procedure
- manufacture
- containing tio2
- pellets containing
- pellets
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8659—Removing halogens or halogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8659—Removing halogens or halogen compounds
- B01D53/8662—Organic halogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
- B01J37/10—Heat treatment in the presence of water, e.g. steam
- B01J37/105—Hydropyrolysis
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Biomedical Technology (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Catalysts (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
SE DESCRIBE UN PROCEDIMIENTO PARA LA OBTENCION DE PELLETS, CONTENIENDO TIO2, POR EL QUE SE TRATA EL ACIDO METATITANICO O ACIDO ORTOTITANICO, SIN SUSTANCIAS AUXILIARES, A 120 HASTA 250 (GRADOS) C Y DE 2 A 40 BAR, 0,1 A 30 H EN PRESENCIA DE AGUA, Y DESPUES DE ELLO SE SECA, Y EN EL QUE EL PRODUCTO TRATADO HIDROTERMALMENTE ES FINALMENTE PELLETIZADO, EN UN DISPOSITIVO DE PELLETIZACION, CON ADICION DE AGUA, Y LOS PELLETS SON TRATADOS A 100 A 1000 (GRADOS) C.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4141936A DE4141936C2 (de) | 1991-12-19 | 1991-12-19 | Verfahren zur Herstellung von aus TiO¶2¶ bestehenden Pellets |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2073860T3 true ES2073860T3 (es) | 1995-08-16 |
Family
ID=6447468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES92203780T Expired - Lifetime ES2073860T3 (es) | 1991-12-19 | 1992-12-04 | Procedimiento para la fabricacion de pellets que contienen tio2 y su uso. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0547663B1 (es) |
DE (2) | DE4141936C2 (es) |
ES (1) | ES2073860T3 (es) |
FI (1) | FI925717A (es) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4321555C1 (de) * | 1993-06-29 | 1994-09-15 | Bayer Ag | Verfahren zur Herstellung von Mischoxidpulvern für Entstickungskatalysatoren |
US6036763A (en) * | 1998-10-16 | 2000-03-14 | Engelhard Corporation | KOH neutralized metatitanic acid mixture and complex inorganic pigments containing the same |
WO2006044495A1 (en) * | 2004-10-14 | 2006-04-27 | Tokusen U.S.A., Inc. | Method for synthesizing nano-sized titanium dioxide particles |
CN101595059A (zh) | 2006-09-21 | 2009-12-02 | 托库森美国股份有限公司 | 纳米大小的二氧化钛粒子的低温生产方法 |
FR2940919B1 (fr) * | 2009-01-12 | 2011-12-09 | Inst Francais Du Petrole | Utilisation d'une composition a base de tio2 pour la captation de composes halogenes contenus dans un melange gazeux |
CN109701512A (zh) * | 2019-03-02 | 2019-05-03 | 龙蟒佰利联集团股份有限公司 | 一种水热制备光催化TiO2的方法及光催化TiO2 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1176046A (en) * | 1966-12-19 | 1970-01-01 | Grace W R & Co | Preparation of Microspheroidal Titanium Dioxide. |
FI873979A0 (fi) * | 1986-10-08 | 1987-09-14 | Kraftwerk Union Ag | Katalysatormaterial foer reducering av maengden kvaeveoxider i roekgaser. |
DE3701984A1 (de) * | 1987-01-23 | 1988-08-04 | Siemens Ag | Verfahren zur herstellung von katalysatoren aus titanoxid |
FR2633605B1 (fr) * | 1988-07-01 | 1991-07-12 | Rhone Poulenc Chimie | Procede de preparation d'oxyde de titane et d'articles a base d'oxyde de titane |
-
1991
- 1991-12-19 DE DE4141936A patent/DE4141936C2/de not_active Expired - Lifetime
-
1992
- 1992-12-04 ES ES92203780T patent/ES2073860T3/es not_active Expired - Lifetime
- 1992-12-04 EP EP92203780A patent/EP0547663B1/de not_active Expired - Lifetime
- 1992-12-04 DE DE59202454T patent/DE59202454D1/de not_active Expired - Lifetime
- 1992-12-16 FI FI925717A patent/FI925717A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE4141936C2 (de) | 1993-10-28 |
FI925717A0 (fi) | 1992-12-16 |
DE59202454D1 (de) | 1995-07-13 |
EP0547663A1 (de) | 1993-06-23 |
DE4141936A1 (de) | 1993-06-24 |
EP0547663B1 (de) | 1995-06-07 |
FI925717A (fi) | 1993-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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