Treibacher Industrie AG

Althofen, Austria

Treibacher Industrie AG

Althofen, Austria
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Patent
Treibacher Industrie Ag | Date: 2015-07-24

A composition of formula Ce_(1-a-b-c)N_(a)M_(b)D_(c)O_(x)I wherein M stands for one or more elements from the group of alkaline metals, except sodium, N is Bi and/or Sb, D is present, or is not present, and if present is selected from one or more of Mg, Ca, Sr, Ba; Y, La, Pr, Nd, Sm, Gd, Er; Fe, Zr, Nb, Al; a is a number within the range of 0


Patent
Treibacher Industrie AG | Date: 2017-06-07

A composition of formula (I) Ce1-a-b-cNaMbDcOx wherein M stands for one or more elements from the group of alkaline metals, except sodium, N is Bi and/or Sb, D is is present, or is not present, and if present is selected from one or more of Mg, Ca, Sr, Ba; Y, La, Pr, Nd, Sm, Gd, Er; Fe, Zr, Nb, Al; a is a number within the range of 0(FR)La prsente invention concerne une composition de formule (I) Ce1-a-b-cNaMbDcOx dans laquelle M dsigne un ou plusieurs lments du groupe des mtaux alcalins, lexception du sodium, N est Bi et/ou Sb, D est present, ou , nest pas prsent, et sil est prsent, est choisi parmi un ou plusieurs de Mg, Ca, Sr, Ba; Y, La, Pr, Nd, Sm, Gd, Er; Fe, Zr, Nb, Al; a est un nombre dans la plage de 0


Patent
Treibacher Industrie Ag | Date: 2010-04-16

A catalyst composition represented by the general formula XVO_(4)/S wherein XVO_(4 )stands for TransitionMetal-Vanadate, or a mixed TransitionMetal-/RareEarth-Vanadate, and S is a support comprising TiO_(2).


A catalyst composition represented by the general formula XVO_(4)/SwhereinXVO_(4) stands for TransitionMetal-Vanadate, or a mixed TransitionMetal-/RareEarth-Vanadate,andS is a support comprising TiO_(2).


Patent
Treibacher Industrie AG | Date: 2013-01-02

A process for the preparation of a composition comprising Al-, Ce- and Zr-oxides, comprising(a) preparing an aqueous solution of a mixture of metal salts of cerium, zirconium and aluminium, wich aqueous solution optionally comprises one or more salts of the Rare Earth Metals other than cerium,(b) adding to the solution obtained in step (a) a base at temperatures from 0C to 95C and precipitating the mixed metal salts in the form of hydroxides or oxy-hydroxides,(c) optionally isolating the precipitate obtained in step (b),(d) treating the aqueous suspension obtained in step (b) or the isolated precipitate obtained in step (c) with a surfactant, and(e) isolating the precipitate obtained in step (d) and treating said precipitate at a temperature from 450C to 1200C;and a composition obtainable or obtained by such process.


Patent
Treibacher Industrie AG | Date: 2010-12-15

An yttria-based slurry composition comprising yttria, an aqueous silica binder system or an aqueous ammonium zirconium carbonate binder system and a fluorine compound, which is selected from ammonium fluoride, ammonium hydrogen difluoride, sodium fluoride, potassium fluoride, sodium hydrogen difluoride and/or potassium hydrogen difluoride and a method of stabilizing an yttria-based slurry composition comprising yttria and an aqueous silica binder system or an aqueous ammonium zirconium carbonate binder system which method comprises treating the composition, preferably treating the binder system, with a fluorine compound which is selected as indicated above.


Patent
Treibacher Industrie AG | Date: 2014-04-16

Catalyst composition for removing nitrogen oxides in exhaust gases, comprising Titania/Vanadia and an Alumina precursor as a binder, a catalyst for removing nitrogen oxides in exhaust gases, comprising such catalyst on a support and a process for the preparation of such catalyst.


Patent
Treibacher Industrie AG | Date: 2010-09-01

Composition in the form of a solid-solid solution which is phase stable at 1150C /36 hours and at 1200 / 4 hours, the composition comprising oxides of zirconium and cerium wherein the oxide of zirconium is enriched, an oxide of erbium, gadolinium, dysprosium, or yttrium as a stabilizer in an amount of 10% to 30% by weight, and optionally one ore more dopant, a composition in the form of a solid-solid solution comprising oxides of zirconium and cerium wherein the oxide of zirconium is enriched, an oxide of erbium or oxide of dysprosium as a stabilizer in an amount of 10% to 30% by weight and optionally one ore more dopant, the use of such compositions in a system for exhaust gas after treatment and a process which is appropriate for the preparation of such compositions.


Patent
Treibacher Industrie AG and Sasol Limited | Date: 2013-06-19

A process for the preparation of a calcined mixed oxide comprising Al-, Ce- and Zr-oxides, comprising the steps of providing an aqueous slurry comprising hydroxides of cerium and zirconium, contacting the hydroxides of cerium and zirconium with an alumina precursor to obtain an aqueous suspension of solids, isolating the solids from the aqueous suspension and drying to obtain a solid composition, calcining the solid composition of step (c) at a temperature from 450C to 1200C for at least 1 hour to obtain a calcined mixed oxide.


Patent
Treibacher Industrie Ag | Date: 2012-06-12

A process for the preparation of a composition comprising Al-, Ce- and Zr-oxides, which process comprises the steps of (a) preparing an aqueous solution of a mixture of metal salts of cerium, zirconium and aluminium, which aqueous solution optionally comprises one or more salts of the Rare Earth Metals other than cerium, (b) adding to the solution obtained a base at temperatures from 0 C. to 95 C. and precipitating the mixed metal salts in the form of hydroxides or oxy-hydroxides, (d) treating the aqueous suspension obtained in step (b) with a surfactant, and (e) isolating the precipitate obtained in step (d) and treating said precipitate at a temperature from 450 C. to 1200 C., which process is characterized in that the alumina content is in the range from 35 to 80% by weight, and the surface area (BET) of the composition obtained, measured according to DIN (Deutsche Industrie Norm) 66131 after calcining for 2 hours at 1100 C. is from 55 to 80 m^(2)/g; or is at least 35 m^(2)/g after calcining for 20 hours at 1100 C.; and a composition comprising Al-, Ce- and Zr-oxides, characterized in that the aluminium content, calculated as aluminium oxide is in the range from 35 to 80% by weight, and the surface area (BET) of the composition measured according to DIN (Deutsche Industrie Norm) 66131 for 2 hours at 1100 C. is from 55 to 80 m^(2)/g, and/or is at least 35 m^(2)/g after calcining for 20 hours at 1100 C. obtainable or obtained according such process.

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